CN114135381B - Heat insulating board, heat insulating board mounting structure and vehicle - Google Patents
Heat insulating board, heat insulating board mounting structure and vehicle Download PDFInfo
- Publication number
- CN114135381B CN114135381B CN202111440366.7A CN202111440366A CN114135381B CN 114135381 B CN114135381 B CN 114135381B CN 202111440366 A CN202111440366 A CN 202111440366A CN 114135381 B CN114135381 B CN 114135381B
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- Prior art keywords
- mounting
- heat insulation
- heat insulating
- heat
- plate body
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
- F01N13/141—Double-walled exhaust pipes or housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
- F01N13/1844—Mechanical joints
- F01N13/1855—Mechanical joints the connection being realised by using bolts, screws, rivets or the like
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The application relates to a heat insulation board, a heat insulation board mounting structure and a vehicle. The heat insulating plate comprises a heat insulating plate body, wherein mounting parts are arranged on the left side and the right side of the heat insulating plate body, the mounting parts are double-layer structures formed by flanging the edges of the heat insulating plate body, and a flow guiding part is formed on the front side of the heat insulating plate body and used for guiding flowing gas so as to reduce the acting force of the gas on the outer part of the heat insulating plate. The application also provides a heat insulation board installation structure, which comprises the heat insulation board. The application also provides a vehicle comprising the heat insulation board mounting structure. The application solves the problems of poor reliability of installation points, cracking of the installation points and insufficient strength of the installation points, and further falling of the heat insulation plate.
Description
Technical Field
The application relates to the technical field of automobile accessories, in particular to a heat insulation board, a heat insulation board mounting structure and a vehicle.
Background
The heat insulation board has a good function of insulating the heat of the exhaust pipe, so that peripheral parts can be effectively protected, and the heat insulation board is widely applied to the automobile industry. When the automobile exhaust pipe works, the temperature of the automobile exhaust pipe is high, and surrounding parts are easily damaged, so that the heat insulation plate plays a vital role in the whole automobile safety.
In the prior art, aluminum plate materials are light and handy, have good heat dispersion and corrosion resistance, and are commonly used in heat insulation plates of automobile exhaust pipes, but the brittleness of the aluminum materials is large, the ductility is low, and therefore the defects of high rejection rate and high cost exist. Meanwhile, in order to improve the strength of the heat insulation plate, in the production process, the aluminum plate can be processed into a printed aluminum plate with concave-convex points, and the mounting surface can be kept to be a plane due to the fact that the mounting surface is required to be pressed to be a plane at the mounting point position, so that the strength of the mounting point is weakened, the edge mounting point is cracked, and the heat insulation plate is further caused to fall off. And the heat insulating plate is usually arranged in invisible areas such as between the exhaust pipe and the vehicle body and chassis parts, so that the heat insulating plate is not easily perceived when faults occur, and the driving safety is greatly influenced.
In addition, with the steady development of the domestic automobile industry, the engine efficiency is also continuously improved, and the running speed of the automobile is greatly changed compared with the prior art, so that the strength of the heat insulation plate and the reliability of the mounting point of the heat insulation plate under multiple working conditions are more important.
Disclosure of Invention
The application aims to provide a heat insulating plate, a heat insulating plate mounting structure and a vehicle, which are used for solving the problems that the existing heat insulating plate is poor in reliability of mounting points, the mounting points are cracked, the strength is insufficient, and the heat insulating plate is separated.
In order to achieve the above purpose, the technical scheme adopted by the application is as follows:
the utility model provides a heat insulating board, includes the heat insulating board body, the heat insulating board body has the installation department in both sides about, and installation department is for right the edge of heat insulating board body carries out the bilayer structure that the turn-ups formed, the front of heat insulating board body is formed with water conservancy diversion portion for to the gaseous water conservancy diversion that carries out of flowing through, reduce the gaseous effort to the heat insulating board outside.
Preferably, the flow guiding part is of an arc-shaped structure gradually descending from front to back;
and a reinforcing rib is further formed in the middle of the heat insulation plate body.
Preferably, the heat insulating board body is of a rectangular structure, two mounting portions are symmetrically arranged on two sides of the heat insulating board body respectively, a first positioning mounting hole is formed in one mounting portion, a second positioning mounting hole is formed in one mounting portion, mounting through holes are formed in two mounting portions, and the first positioning mounting holes and the second positioning mounting holes are distributed in a diagonal mode.
Preferably, the first positioning mounting hole and the mounting via hole on the mounting part of the double-layer structure formed by flanging are circular holes, and the second positioning mounting hole is a strip-shaped hole;
the outer hole radius of the first positioning mounting hole and the mounting via hole on the mounting part of the double-layer structure formed by flanging is larger than the inner hole radius.
The application also provides a heat insulating plate mounting structure, which comprises a front floor and the heat insulating plate, wherein the heat insulating plate body is mounted on a reinforcing longitudinal beam through the mounting parts on two sides, and the reinforcing longitudinal beam is welded on the front floor.
Preferably, a reinforcing cross beam is further arranged in the middle between the heat insulation plate body and the front floor.
Preferably, the mounting portion is connected with the reinforcing longitudinal beam through bolts passing through the first positioning mounting hole, the second positioning mounting hole and the mounting through hole, and the reinforcing longitudinal beam is welded on the front floor.
Preferably, the nut matched with the bolt is a nut with a washer, and the flanging length of the mounting part is larger than the diameter of the washer.
Preferably, a gap L1 between a flow guide part formed at the front edge of the heat insulation plate body and the front floor is 6-8 mm;
the thickness of the heat insulation plate body is 0.4-0.5 mm.
The application also provides a vehicle comprising the heat insulation board mounting structure.
The application has the beneficial effects that:
1) According to the heat insulating plate, the edge of the heat insulating plate body is turned to form the installation part with the double-layer structure, so that the reliability of an installation point is guaranteed, meanwhile, the front edge of the heat insulating plate body is provided with the flow guiding part, so that gas flowing through the heat insulating plate body smoothly passes through the heat insulating plate body in the running process of a vehicle, the acting force of air flow on the outside of the heat insulating plate is reduced, the reliability of the heat insulating plate body is improved, the driving safety is guaranteed, and the heat insulating plate has the advantages of simple production process and low cost. The problems that the existing heat insulation plate is poor in reliability of a mounting point, the mounting point is cracked, the strength is insufficient, and the heat insulation plate is further caused to fall off are solved;
2) According to the heat insulating plate, the flow guide part is of the arc-shaped structure which gradually descends from front to back, and when a vehicle runs, the gradually descending arc-shaped structure guides and integrates gas flowing through the heat insulating plate, so that the gas flows smoothly, the acting force of the gas on the outer part of the heat insulating plate is reduced, the reliability of the heat insulating plate body is improved, and meanwhile, the middle part of the heat insulating plate body is provided with the reinforcing rib, so that the integral rigidity of the heat insulating plate is further improved;
3) According to the heat insulation board, the first positioning mounting holes and the second positioning mounting holes which are distributed in a diagonal manner are formed in the heat insulation board body, so that the positioning requirement of the heat insulation board body is guaranteed, and the mounting requirement of the heat insulation board and the front floor is met; meanwhile, the second positioning mounting hole is a strip-shaped hole, so that the mounting requirement is ensured, and errors caused by manufacturing tolerances are also compensated;
4) According to the heat insulating plate, the radius of the first positioning mounting hole and the radius of the outer hole at the mounting through hole on the mounting part of the double-layer structure formed by flanging are set to be larger than the radius of the inner hole, so that the inner hole is prevented from being shielded by the outer hole due to manufacturing tolerance;
5) According to the heat-insulating plate mounting structure, the nut with the gasket is adopted for assembly, and meanwhile, the flanging length of the mounting part is larger than the diameter of the gasket, so that the contact tightness of the heat-insulating plate and the reinforced longitudinal beam is ensured, and the assembly stability of the heat-insulating plate and the vehicle body is improved;
6) According to the heat insulation board installation structure, the gap L1 between the guide part formed at the front edge of the heat insulation board body and the front floor is set to be 6-8 mm, so that the air inlet quantity entering between the heat insulation board body and the front floor is reduced, collision abnormal sound caused by the fact that the heat insulation board body is too close to the front floor is avoided, and the heat insulation board installation structure has popularization and application values in the technical field of automobile accessories.
Drawings
FIG. 1 is a schematic view of a heat shield according to the present application;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of a heat shield mounting structure according to the present application;
FIG. 4 is an exploded view of the heat shield mounting structure of the present application;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;
fig. 6 is a cross-sectional view taken along line C-C of fig. 3.
The heat-insulating plate comprises a heat-insulating plate body 1, a mounting part 101, a flow guiding part 102, a reinforcing rib 103, a first positioning mounting hole 104, a second positioning mounting hole 105 and a mounting through hole 106; 2-front floor; 3-reinforcing stringers; 4-reinforcing beams; 5-bolts; 6-a nut; 7-air bags.
Detailed Description
Further advantages and effects of the present application will become readily apparent to those skilled in the art from the disclosure herein, by referring to the accompanying drawings and the preferred embodiments. The application may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present application. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present application by way of illustration, and only the components related to the present application are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
As shown in fig. 1 and fig. 2, a heat insulating board comprises a heat insulating board body 1, wherein the left side and the right side of the heat insulating board body 1 are provided with mounting parts 101, the mounting parts 101 are double-layer structures formed by flanging the edges of the heat insulating board body 1, and the front side of the heat insulating board body 1 is provided with a flow guiding part 102 for guiding gas flowing through, so that the acting force of the gas on the heat insulating board is reduced.
Through carrying out the flange with the edge of heat insulating board body and forming bilayer structure's installation department, guaranteed the reliability of mounting point, form water conservancy diversion portion in the front of heat insulating board body simultaneously, make the vehicle in the operation in-process, the gaseous smooth passing through of heat insulating board body has reduced the effort of air current to the heat insulating board outside to the reliability of heat insulating board body has been promoted, driving safety has been guaranteed, and has simple, the advantage with low costs of production technology. The problem of current heat insulating board have the reliability of mounting point poor, lead to the mounting point fracture to and intensity is not enough, and then arouse the heat insulating board and drop is solved.
The heat insulating plate in the embodiment is suitable for an engine exhaust pipe.
The diversion part 102 is of an arc-shaped structure gradually descending from front to back; the middle part of the heat insulating board body 1 is also formed with a reinforcing rib 103.
Through setting the arc structure that descends gradually from front to back with water conservancy diversion portion, when the vehicle is at the operation in-process, the arc structure that descends gradually carries out water conservancy diversion and integration to the gas that flows through for the gas smoothly circulates, has reduced the outside effort of gas to the heat insulating board, thereby has promoted the reliability of heat insulating board body, forms the strengthening rib at the middle part of heat insulating board body simultaneously, with the whole rigidity of further promotion heat insulating board.
In this embodiment, the diversion portion with the arc-shaped structure is integrally formed by stamping. The integrated stamping forming is adopted, and the method has the advantages of simple process, convenient operation and low production cost.
The heat insulating board body 1 is of a rectangular structure, two mounting portions 101 are symmetrically arranged on two sides of the heat insulating board body respectively, a first positioning mounting hole 104 is formed in one mounting portion 101, a second positioning mounting hole 105 is formed in one mounting portion 101, mounting through holes 106 are formed in the two mounting portions 101, and the first positioning mounting holes 104 and the second positioning mounting holes 105 are distributed diagonally.
Through set up first location mounting hole and the second location mounting hole that is the diagonal distribution on the heat insulating board body, guaranteed the location requirement of heat insulating board body promptly, satisfied heat insulating board and preceding floor installation requirement again.
In this embodiment, the first positioning mounting hole is a primary positioning mounting hole, and the second positioning mounting hole is a secondary positioning mounting hole.
The first positioning mounting hole 104 and the mounting via hole 106 on the mounting part 101 with the double-layer structure formed by flanging are circular holes, and the second positioning mounting hole 105 is a strip-shaped hole;
the outer hole radius at the first positioning mounting hole 104 and the mounting via hole 106 on the mounting portion 101 of the double-layer structure formed by the burring is larger than the inner hole radius.
The second positioning mounting hole is arranged to be a strip-shaped hole, so that the mounting requirement is guaranteed, errors caused by manufacturing tolerances are compensated, and meanwhile, the outer hole radius of the first positioning mounting hole and the mounting via hole on the mounting part of the double-layer structure formed by flanging is larger than the inner hole radius, so that the inner hole is prevented from being shielded by the outer hole due to the manufacturing tolerances.
In this embodiment, the difference R1 between the outer hole radius and the inner hole radius is 1.5-2 mm.
As shown in fig. 3 to 6, there is also provided a heat insulating board mounting structure in this embodiment, which includes a front floor panel 2, and further includes a heat insulating board in this embodiment, wherein a heat insulating board body 1 is mounted to a reinforcing side member 3 through the mounting portions 101 on both sides, and the reinforcing side member 3 is welded to the front floor panel 2.
The middle part between the heat insulating plate body 1 and the front floor 2 is also provided with a reinforcing cross beam 4.
The mounting portion 101 is connected to the reinforcing side member 3 by bolts 5 passing through the first positioning mounting holes 104, the second positioning mounting holes 105 and the mounting via holes 106, respectively, and the reinforcing side member 3 is welded to the front floor panel 2.
The nut 6 matched with the bolt 5 is a nut with a washer, and the flanging length of the mounting part 101 is larger than the diameter of the washer.
The nut with the gasket is adopted for assembly, and the flanging length of the mounting part is larger than the diameter of the gasket, so that the contact tightness of the heat insulation plate and the reinforced longitudinal beam is ensured, and the assembly stability of the heat insulation plate and the vehicle body is improved.
In this embodiment, the difference r2+r3 between the flange length of the mounting portion and the diameter of the gasket is 8-10 mm.
The gap L1 between the guide part 102 formed at the front edge of the heat insulation plate body 1 and the front floor 2 is 6-8 mm;
the thickness of the heat insulation board body 1 is 0.4-0.5 mm.
The gap L1 between the guide part formed at the front edge of the heat insulation plate body and the front floor is set to be 6-8 mm, so that the air inlet quantity entering between the heat insulation plate body and the front floor is reduced, and collision abnormal sound caused by the fact that the heat insulation plate body is too close to the front floor is avoided.
The front edge of the existing heat insulation plate is not provided with an arc-shaped flow guide part, so that in the running process of a vehicle, airflow passing through the lower part of the heat insulation plate forms larger acting force on the heat insulation plate, the stress of the heat insulation plate is increased, the heat insulation plate is easy to damage and fall off, the service life of the heat insulation plate is shortened, and the heat insulation plate is arranged in a non-visible area below a front floor, so that the heat insulation plate is not easy to detect when in failure, and the running safety is greatly influenced; meanwhile, because the front edge of the heat insulating plate is not provided with the arc-shaped flow guide part, the space gap between the heat insulating plate and the front floor is larger, the air flow entering between the heat insulating plate and the front floor is greatly increased, and because the middle parts of the heat insulating plate and the front floor are provided with the cross beams, gas is blocked at the place, and the gas is swirled to form the gas bag 7, so that the acting force on the heat insulating plate is further increased, and the heat insulating plate is easy to fall off. According to the application, the front edge of the heat insulation plate body is provided with the arc-shaped flow guide part, so that the air passing through the lower part of the heat insulation plate is guided, and the distance between the upper part of the heat insulation plate and the front floor is reduced, thereby reducing the air inlet quantity entering between the heat insulation plate body and the front floor, and greatly reducing the acting force of the air on the heat insulation plate. Meanwhile, the thickness of the heat insulation plate can be reduced to 0.4-0.5 mm, and the strength requirement can be still met through actual detection and analysis, so that the raw material cost is further reduced, and the acting force of gas on the heat insulation plate can be greatly reduced through simple stamping forming of the heat insulation plate, the strength and the service life of the heat insulation plate are improved, and the production cost is reduced.
There is also provided in this embodiment a vehicle including the heat shield mounting structure of this embodiment.
According to the heat insulating plate, firstly, the edge of the heat insulating plate body is turned to form the installation part with the double-layer structure, so that the reliability of an installation point is ensured, meanwhile, the front edge of the heat insulating plate body is provided with the flow guiding part, so that gas flowing through the heat insulating plate body smoothly passes through the heat insulating plate body in the running process of a vehicle, the acting force of the gas flow on the outside of the heat insulating plate is reduced, the reliability of the heat insulating plate body is improved, the driving safety is ensured, and the heat insulating plate has the advantages of simple production process and low cost. The problems that the existing heat insulation plate is poor in reliability of a mounting point, the mounting point is cracked, the strength is insufficient, and the heat insulation plate is further caused to fall off are solved; secondly, the flow guide part is in an arc structure which gradually descends from front to back, and when the vehicle runs, the gradually descending arc structure guides and integrates the flowing gas, so that the gas flows smoothly, the acting force of the gas on the outer part of the heat insulation plate is reduced, the reliability of the heat insulation plate body is improved, and meanwhile, a reinforcing rib is formed in the middle of the heat insulation plate body, so that the integral rigidity of the heat insulation plate is further improved; thirdly, the first positioning mounting holes and the second positioning mounting holes which are distributed in a diagonal way are formed in the heat insulation plate body, so that the positioning requirement of the heat insulation plate body is guaranteed, and the mounting requirement of the heat insulation plate and the front floor is met; meanwhile, the second positioning mounting hole is a strip-shaped hole, so that the mounting requirement is ensured, and errors caused by manufacturing tolerances are also compensated; finally, the radius of the first positioning mounting hole and the radius of the outer hole at the mounting through hole on the mounting part of the double-layer structure formed by flanging are set to be larger than the radius of the inner hole, so that the inner hole is prevented from being shielded by the outer hole due to manufacturing tolerance.
According to the heat-insulating plate mounting structure and the vehicle, the nut with the gasket is adopted for assembly, and meanwhile, the flanging length of the mounting part is larger than the diameter of the gasket, so that the contact tightness of the heat-insulating plate and the reinforced longitudinal beam is ensured, and the assembly stability of the heat-insulating plate and the vehicle body is improved; the gap L1 between the guide part formed on the front edge of the heat insulation plate body and the front floor is set to be 6-8 mm, so that the air inlet quantity entering between the heat insulation plate body and the front floor is reduced, collision abnormal sound caused by the fact that the heat insulation plate body is too close to the front floor is avoided, and the heat insulation plate has popularization and application values in the technical field of automobile accessories.
The above embodiments are merely preferred embodiments for fully explaining the present application, and the scope of the present application is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present application, and are intended to be within the scope of the present application.
Claims (9)
1. The heat insulation plate is characterized by comprising a heat insulation plate body (1), wherein mounting parts (101) are arranged at the left side and the right side of the heat insulation plate body (1), the mounting parts (101) are double-layer structures formed by flanging the edges of the heat insulation plate body (1), and a flow guiding part (102) is formed at the front side of the heat insulation plate body (1) and used for guiding flowing gas so as to reduce acting force of the gas on the outside of the heat insulation plate;
the heat insulation plate body (1) is of a rectangular structure, two mounting parts (101) are symmetrically arranged on two sides of the heat insulation plate body respectively, a first positioning mounting hole (104) is formed in one mounting part (101), a second positioning mounting hole (105) is formed in the other mounting part (101), mounting through holes (106) are formed in the two mounting parts (101), and the first positioning mounting holes (104) and the second positioning mounting holes (105) are distributed in a diagonal mode;
the first positioning mounting holes (104) and the mounting through holes (106) on the mounting part (101) with the double-layer structure formed by flanging are circular holes, and the second positioning mounting holes (105) are strip-shaped holes.
2. The heat insulating panel according to claim 1, wherein the flow guide portion (102) has an arc-shaped configuration gradually descending from front to back;
the middle part of the heat insulating plate body (1) is also provided with a reinforcing rib (103).
3. A heat insulating plate according to claim 1, characterized in that the outer hole radius at the first positioning mounting hole (104) and the mounting via (106) in the mounting portion (101) of the double-layered structure formed by the flange is larger than the inner hole radius.
4. A heat insulating board mounting structure comprising a front floor (2), characterized by further comprising a heat insulating board according to any one of claims 1 to 3, said heat insulating board body (1) being mounted to a reinforcing longitudinal beam (3) through said mounting portions (101) on both sides, said reinforcing longitudinal beam (3) being welded to said front floor (2).
5. The heat shield mounting structure according to claim 4, wherein a reinforcing cross member (4) is further provided in a middle portion between the heat shield body (1) and the front floor (2).
6. The heat shield mounting structure according to claim 4, wherein the mounting portion (101) is connected to the reinforcing side member (3) by bolts (5) passing through the first positioning mounting hole (104), the second positioning mounting hole (105) and the mounting via hole (106), respectively, and the reinforcing side member (3) is welded to the front floor (2).
7. A heat shield mounting structure according to claim 6, wherein the nut (6) mating with the bolt (5) is a washer-bearing nut, and the burring length of the mounting portion (101) is greater than the diameter of the washer.
8. The heat insulation board mounting structure according to claim 5, wherein a gap L1 between a guide part (102) formed at a front edge of the heat insulation board body (1) and the front floor (2) is 6-8 mm;
the thickness of the heat insulation plate body (1) is 0.4-0.5 mm.
9. A vehicle comprising the heat shield mounting structure of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111440366.7A CN114135381B (en) | 2021-11-30 | 2021-11-30 | Heat insulating board, heat insulating board mounting structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111440366.7A CN114135381B (en) | 2021-11-30 | 2021-11-30 | Heat insulating board, heat insulating board mounting structure and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114135381A CN114135381A (en) | 2022-03-04 |
| CN114135381B true CN114135381B (en) | 2023-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111440366.7A Active CN114135381B (en) | 2021-11-30 | 2021-11-30 | Heat insulating board, heat insulating board mounting structure and vehicle |
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| Country | Link |
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| CN (1) | CN114135381B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263514B (en) * | 2022-06-21 | 2024-03-15 | 浙江卓驰机械有限公司 | Scald-proof device of motorcycle muffler |
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| FR2781536A1 (en) * | 1998-07-21 | 2000-01-28 | Aries Ind Structure | Thermal screen for fitting between exhaust pipe and underside of body of motor vehicles is fitted on screwed rod supports |
| DE202011106603U1 (en) * | 2011-09-26 | 2012-10-18 | Reinz-Dichtungs-Gmbh | Heat shield with reduced ply extension |
| CN105910475A (en) * | 2016-05-30 | 2016-08-31 | 江阴市亚龙换热设备有限公司 | Bottom plate of plate type heat exchanger |
| CN206446544U (en) * | 2016-12-16 | 2017-08-29 | 北京汽车研究总院有限公司 | The mounting structure and automobile of a kind of Automobile heat shield, Automobile heat shield |
| CN207879452U (en) * | 2018-02-27 | 2018-09-18 | 北京汽车研究总院有限公司 | Vehicle catalyst converter heat shield and vehicle with it |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5867852B2 (en) * | 2011-09-21 | 2016-02-24 | 本田技研工業株式会社 | Muffler device with protector for small vehicles |
| JP6508278B2 (en) * | 2017-09-28 | 2019-05-08 | マツダ株式会社 | Underbody structure |
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2021
- 2021-11-30 CN CN202111440366.7A patent/CN114135381B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2781536A1 (en) * | 1998-07-21 | 2000-01-28 | Aries Ind Structure | Thermal screen for fitting between exhaust pipe and underside of body of motor vehicles is fitted on screwed rod supports |
| DE202011106603U1 (en) * | 2011-09-26 | 2012-10-18 | Reinz-Dichtungs-Gmbh | Heat shield with reduced ply extension |
| CN105910475A (en) * | 2016-05-30 | 2016-08-31 | 江阴市亚龙换热设备有限公司 | Bottom plate of plate type heat exchanger |
| CN206446544U (en) * | 2016-12-16 | 2017-08-29 | 北京汽车研究总院有限公司 | The mounting structure and automobile of a kind of Automobile heat shield, Automobile heat shield |
| CN207879452U (en) * | 2018-02-27 | 2018-09-18 | 北京汽车研究总院有限公司 | Vehicle catalyst converter heat shield and vehicle with it |
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| Publication number | Publication date |
|---|---|
| CN114135381A (en) | 2022-03-04 |
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