CN111536127B - Mounting structure of aluminium heat shield - Google Patents
Mounting structure of aluminium heat shield Download PDFInfo
- Publication number
- CN111536127B CN111536127B CN202010365626.8A CN202010365626A CN111536127B CN 111536127 B CN111536127 B CN 111536127B CN 202010365626 A CN202010365626 A CN 202010365626A CN 111536127 B CN111536127 B CN 111536127B
- Authority
- CN
- China
- Prior art keywords
- connecting section
- heat shield
- aluminum heat
- hole
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 54
- 239000004411 aluminium Substances 0.000 title claims description 5
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000009413 insulation Methods 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 7
- 241000587161 Gomphocarpus Species 0.000 claims description 6
- 241001079814 Symphyotrichum pilosum Species 0.000 claims description 6
- 235000004224 Typha angustifolia Nutrition 0.000 claims description 6
- 239000000463 material Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
- F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
- B60R13/0815—Acoustic or thermal insulation of passenger compartments
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Connection Of Plates (AREA)
Abstract
The invention relates to an installation structure of an aluminum heat shield, which comprises the aluminum heat shield and a support piece, wherein the aluminum heat shield is provided with an installation part, the installation part is provided with a first connecting hole, and the support piece is provided with a second connecting hole; the expansion sleeve is provided with a central hole along the axial direction and comprises a compression section, a first step surface, a first connecting section, a second step surface and a second connecting section which are sequentially arranged from the top end to the bottom end, the radial size of the compression section is larger than that of the first connecting section, and the radial size of the first connecting section is larger than that of the second connecting section; the first connecting section is matched with the first connecting hole, the second connecting section is matched with the second connecting hole, the first step surface is supported on the mounting part, and the second step surface is supported on the supporting part; the expansion nail is in interference fit with the central hole. According to the invention, by reasonably arranging the mounting structure of the aluminum heat shield, the deformation caused by the mounting structure can be reduced or even eliminated, and the aluminum heat shield can be reliably and fixedly mounted.
Description
Technical Field
The invention relates to an automobile, in particular to an installation structure of an aluminum heat insulation cover.
Background
Heat shields are common components of automobiles and are used to block heat, and existing heat shields are generally fixedly mounted in the automobile by bolts. The conventional heat shield is generally made of a heat insulating material and/or steel material, and it is necessary to change the heat shield made of an aluminum material to the conventional heat shield in view of the requirement for light weight of the vehicle. However, the heat shield made of an aluminum material is easily deformed, and if the heat shield made of an aluminum material is fixedly attached by bolts, the heat shield made of an aluminum material is deformed or even broken when the bolts are tightened, and thus the heat shield cannot be reliably fixed.
Disclosure of Invention
The invention aims to provide an installation structure of an aluminum heat insulation cover, which can reliably and fixedly install the aluminum heat insulation cover.
The mounting structure of the aluminum heat shield comprises the aluminum heat shield and a supporting piece for supporting the aluminum heat shield, wherein at least one mounting part supported on the supporting piece is arranged on the aluminum heat shield, a first connecting hole is formed in the mounting part, and a second connecting hole corresponding to the first connecting hole is formed in the supporting piece;
the expansion sleeve is provided with a central hole along the axial direction, the expansion sleeve comprises a compression section, a first step surface, a first connecting section, a second step surface and a second connecting section which are sequentially arranged from the top end to the bottom end, the radial size of the compression section is larger than that of the first connecting section, the radial size of the first connecting section is larger than that of the second connecting section, the compression section and the first connecting section are in transition through the first step surface, and the first connecting section and the second connecting section are in transition through the second step surface;
the first connecting section is matched with the first connecting hole, the second connecting section is matched with the second connecting hole, the first step surface is supported on the mounting part, and the second step surface is supported on the supporting part; the expansion nail is in interference fit with the central hole, so that the first connecting section expands outwards and abuts against the hole wall of the first connecting hole, and the second connecting section expands outwards and abuts against the hole wall of the second connecting hole.
Further, the first connecting section is along the axial thickness of inflation cover with the installation department is along the axial thickness of first connecting hole is unanimous.
Further, the first connecting section is a prism, and the first connecting hole is a polygonal hole matched with the prism.
Further, the second connecting section is a cylinder.
Further, the expansion nail comprises a nail rod in interference fit with the central hole and a nail head arranged at the top of the nail rod, and the outer diameter of the nail head is larger than the aperture of the central hole.
Further, the aluminum heat shield is an automobile oil tank heat shield, and the supporting piece is an automobile body.
Further, the expansion sleeve is made of plastic.
Further, before the expansion sleeve expands, the first connecting section is in clearance fit with the first connecting hole.
Further, before the expansion sleeve expands, the second connecting section is in interference fit with the second connecting hole.
Further, the installation part is arranged on a flanging at the edge of the aluminum heat insulation cover.
According to the invention, by reasonably arranging the mounting structure of the aluminum heat shield, the deformation caused by the mounting structure can be reduced or even eliminated, and the aluminum heat shield can be reliably and fixedly mounted.
Drawings
FIG. 1 is a schematic structural view of an installation structure of an aluminum heat shield according to the present invention;
fig. 2 is an exploded view of an installation structure of an aluminum heat-insulating cover according to the present invention;
fig. 3 is a schematic structural diagram of the expansion sleeve.
In the figure: 1-a support member; 2-an aluminum heat shield; 3, flanging; 4-connecting the components; 5-a second connection hole; 6-a first connection hole; 7, expansion nails; 8, expansion sleeve; 9-a pressing section; 10-a first connecting section; 11-a second connecting section; 12-center hole.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to fig. 3, an installation structure of an aluminum heat shield includes an aluminum heat shield 2 and a supporting member 1 for supporting the aluminum heat shield 2, the aluminum heat shield 2 is provided with at least one installation portion supported on the supporting member 1, the installation portion is provided with a first connection hole 6, the supporting member 1 is provided with a second connection hole 5 corresponding to the first connection hole 6;
the aluminum heat insulation cover comprises an aluminum heat insulation cover 2 and a support member 1, and is characterized by further comprising a connecting assembly 4 used for connecting the aluminum heat insulation cover 2 and the support member 1, wherein the connecting assembly 4 comprises an expansion sleeve 8 and an expansion nail 7, a central hole 12 is axially formed in the expansion sleeve 8, the expansion sleeve 8 comprises a pressing section 9, a first step surface, a first connecting section 10, a second step surface and a second connecting section 11 which are sequentially arranged from the top end to the bottom end, the radial size of the pressing section 9 is larger than that of the first connecting section 10, the radial size of the first connecting section 10 is larger than that of the second connecting section 11, the pressing section 9 and the first connecting section 10 are in transition through the first step surface, and the first connecting section 10 and the second connecting section 11 are in transition through the second step surface;
the first connecting section 10 is matched with the first connecting hole 6, the second connecting section 11 is matched with the second connecting hole 5, the first step surface is supported on the mounting part, and the second step surface is supported on the supporting part 1; the expansion pin 7 is in interference fit with the central hole 12 so that the first connecting section 10 expands outward and abuts against the hole wall of the first connecting hole 6 and the second connecting section 11 expands outward and abuts against the hole wall of the second connecting hole 5.
In the present embodiment, the thickness of the first connecting section 10 in the axial direction of the expansion sleeve 8 coincides with the thickness of the mounting portion in the axial direction of the first connecting hole 6.
In the present embodiment, the first connection segment 10 is a prism, and the first connection hole 6 is a polygonal hole matched with the prism. The prism body and the multi-variable hole are matched to prevent relative rotation. Preferably, the polygonal hole is a square hole, and the first connecting section is a quadrangular prism.
In this embodiment, the second connecting section 11 is a cylinder.
In this embodiment, the expansion nail 7 comprises a nail rod in interference fit with the central hole 12 and a nail head arranged at the top of the nail rod, and the outer diameter of the nail head is larger than the aperture of the central hole 12.
In the present embodiment, the aluminum heat shield 2 is an automobile fuel tank heat shield, and the support member 1 is an automobile body.
In the present embodiment, the expansion shells 8 are made of plastic. The self-lubricating properties of the plastic facilitate assembly.
In this embodiment, the first connecting section 10 is clearance-fitted to the first connecting hole 6 before the expansion sleeve 8 is expanded.
In this embodiment, before the expansion sleeve 8 is expanded, the second connecting section 11 is in interference fit with the second connecting hole 5. Has the advantage of convenient pre-installation.
In the present embodiment, the mounting portion is a flange 3 provided at the edge of the aluminum heat insulating cover 2.
By adopting the technical scheme, during assembly, the expansion sleeve 8 is assembled in the first connecting hole 6, so that the first step surface is tightly attached to the surface of the matching part, and the first connecting section 10 is matched with the first connecting hole 6; then, the second connecting section 11 is installed in the second connecting hole 5, the second connecting section 11 is matched with the second connecting hole 5, the installation part is supported on the supporting piece 1, and finally the expansion nail 7 is installed in the central hole 12, so that the first connecting section 10 expands outwards and abuts against the first connecting hole 6, and the second connecting section 11 expands outwards and abuts against the second connecting hole 5, and therefore the connection of the aluminum heat insulation cover 2 and the supporting piece 1 is achieved, and the assembly is completed. Because the outward expansion amount of the first connecting section 10 is small, and the expansion amount can be controlled, the hole wall of the first connecting hole 6 can not be excessively extruded while the interference fit with the first connecting hole 6 is realized, and the aluminum heat shield 2 can be prevented from being deformed or broken due to excessive extrusion; the second step face supports on support piece 1, that is to say first linkage segment 10 can compress tightly and support on support piece 1 to can prevent to compress tightly 9 downward extrusion installation departments of section, can avoid compressing tightly section transition extrusion installation department, form the protection to aluminium heat shield 2, can prevent that aluminium heat shield 2 from receiving excessive extrusion and taking place to warp or break.
Claims (10)
1. The utility model provides an installation structure of aluminium heat shield which characterized in that: the aluminum heat insulation cover comprises an aluminum heat insulation cover (2) and a supporting piece (1) used for supporting the aluminum heat insulation cover (2), wherein at least one mounting part supported on the supporting piece (1) is arranged on the aluminum heat insulation cover (2), a first connecting hole (6) is formed in the mounting part, and a second connecting hole (5) corresponding to the first connecting hole (6) is formed in the supporting piece (1);
the expansion sleeve (8) is provided with a center hole (12) along the axial direction, the expansion sleeve (8) comprises a compression section (9), a first step surface, a first connecting section (10), a second step surface and a second connecting section (11) which are sequentially arranged from the top end to the bottom end, the radial size of the compression section (9) is larger than that of the first connecting section (10), the radial size of the first connecting section (10) is larger than that of the second connecting section (11), the compression section (9) is in transition with the first connecting section (10) through the first step surface, and the first connecting section (10) is in transition with the second connecting section (11) through the second step surface;
the first connecting section (10) is matched with the first connecting hole (6), the second connecting section (11) is matched with the second connecting hole (5), the first step surface is supported on the mounting part, and the second step surface is supported on the supporting part (1); the expansion nail (7) is in interference fit with the central hole (12), so that the first connecting section (10) expands outwards and abuts against the hole wall of the first connecting hole (6), and the second connecting section (11) expands outwards and abuts against the hole wall of the second connecting hole (5).
2. The mounting structure of an aluminum heat shield according to claim 1, wherein: the first connecting section (10) is along the axial thickness of the expansion sleeve (8) is consistent with the axial thickness of the mounting part along the first connecting hole (6).
3. The mounting structure of an aluminum heat shield according to claim 1, wherein: the first connecting section (10) is a prism, and the first connecting hole (6) is a polygonal hole matched with the prism.
4. The mounting structure of an aluminum heat shield according to claim 1, wherein: the second connecting section (11) is a cylinder.
5. The mounting structure of an aluminum heat shield according to claim 1, wherein: the expansion nail (7) comprises a nail rod in interference fit with the central hole (12) and a nail head arranged at the top of the nail rod, and the outer diameter of the nail head is larger than the aperture of the central hole (12).
6. The mounting structure of an aluminum heat shield according to claim 1, wherein: the aluminum heat shield (2) is an automobile oil tank heat shield, and the supporting piece (1) is an automobile body.
7. The mounting structure of an aluminum heat shield according to claim 1, wherein: the expansion sleeve (8) is made of plastic.
8. The mounting structure of an aluminum heat shield according to claim 1, wherein: before the expansion sleeve (8) expands, the first connecting section (10) is in clearance fit with the first connecting hole (6).
9. The mounting structure of an aluminum heat shield according to claim 1, wherein: before the expansion sleeve (8) expands, the second connecting section (11) is in interference fit with the second connecting hole (5).
10. The mounting structure of an aluminum heat shield according to claim 1, wherein: the installation part is arranged on a flanging (3) at the edge of the aluminum heat insulation cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010365626.8A CN111536127B (en) | 2020-04-30 | 2020-04-30 | Mounting structure of aluminium heat shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010365626.8A CN111536127B (en) | 2020-04-30 | 2020-04-30 | Mounting structure of aluminium heat shield |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111536127A CN111536127A (en) | 2020-08-14 |
| CN111536127B true CN111536127B (en) | 2022-05-17 |
Family
ID=71977541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010365626.8A Active CN111536127B (en) | 2020-04-30 | 2020-04-30 | Mounting structure of aluminium heat shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111536127B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1542296A (en) * | 2003-04-29 | 2004-11-03 | I.T.W.西班牙股份有限公司 | Rivet for the fastening of pieces to the bodywork of a vehicle |
| CN102358147A (en) * | 2011-07-31 | 2012-02-22 | 重庆长安汽车股份有限公司 | Supporting seat for automobile sun-shading board |
| CN202756366U (en) * | 2012-03-20 | 2013-02-27 | Tcl空调器(中山)有限公司 | Fixing structure, radiator and air conditioner |
| CN202991780U (en) * | 2012-11-01 | 2013-06-12 | 安徽江淮汽车股份有限公司 | Pull rivet screw and pull rivet hole thereof |
| CN203404176U (en) * | 2013-07-09 | 2014-01-22 | 北京汽车股份有限公司 | Connecting and fixing device of automobile brake pipeline joint |
| CN204610486U (en) * | 2015-05-13 | 2015-09-02 | 台州市丰华通用机械有限公司 | Clutch rivet |
| CN205036696U (en) * | 2015-09-29 | 2016-02-17 | 重庆市宏华摩托制造有限公司 | Seat side board riveted structure |
| CN207178426U (en) * | 2017-06-26 | 2018-04-03 | 海宁瑞贝特五金制品有限公司 | A kind of blind nut for electrical grounding |
| CN109835274A (en) * | 2019-02-28 | 2019-06-04 | 重庆长安汽车股份有限公司 | A kind of cabin heat shield and automobile |
| JP2020034024A (en) * | 2018-08-27 | 2020-03-05 | 株式会社パイオラックス | Fastener |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7784857B2 (en) * | 2007-01-29 | 2010-08-31 | Toyota Motor Engineering & Manufacturing North America, Inc. | Fastener assembly |
-
2020
- 2020-04-30 CN CN202010365626.8A patent/CN111536127B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1542296A (en) * | 2003-04-29 | 2004-11-03 | I.T.W.西班牙股份有限公司 | Rivet for the fastening of pieces to the bodywork of a vehicle |
| CN102358147A (en) * | 2011-07-31 | 2012-02-22 | 重庆长安汽车股份有限公司 | Supporting seat for automobile sun-shading board |
| CN202756366U (en) * | 2012-03-20 | 2013-02-27 | Tcl空调器(中山)有限公司 | Fixing structure, radiator and air conditioner |
| CN202991780U (en) * | 2012-11-01 | 2013-06-12 | 安徽江淮汽车股份有限公司 | Pull rivet screw and pull rivet hole thereof |
| CN203404176U (en) * | 2013-07-09 | 2014-01-22 | 北京汽车股份有限公司 | Connecting and fixing device of automobile brake pipeline joint |
| CN204610486U (en) * | 2015-05-13 | 2015-09-02 | 台州市丰华通用机械有限公司 | Clutch rivet |
| CN205036696U (en) * | 2015-09-29 | 2016-02-17 | 重庆市宏华摩托制造有限公司 | Seat side board riveted structure |
| CN207178426U (en) * | 2017-06-26 | 2018-04-03 | 海宁瑞贝特五金制品有限公司 | A kind of blind nut for electrical grounding |
| JP2020034024A (en) * | 2018-08-27 | 2020-03-05 | 株式会社パイオラックス | Fastener |
| CN109835274A (en) * | 2019-02-28 | 2019-06-04 | 重庆长安汽车股份有限公司 | A kind of cabin heat shield and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111536127A (en) | 2020-08-14 |
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