CN102654076A - Decoupling connection structure for venting system of automobile engine - Google Patents
Decoupling connection structure for venting system of automobile engine Download PDFInfo
- Publication number
- CN102654076A CN102654076A CN2012101409223A CN201210140922A CN102654076A CN 102654076 A CN102654076 A CN 102654076A CN 2012101409223 A CN2012101409223 A CN 2012101409223A CN 201210140922 A CN201210140922 A CN 201210140922A CN 102654076 A CN102654076 A CN 102654076A
- Authority
- CN
- China
- Prior art keywords
- platen
- hole
- body dish
- spring mounting
- pressure plate
- 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.)
- Granted
Links
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a decoupling connection structure for a venting system of an automobile engine. The decoupling connection structure comprises a pressure plate connected with an air inlet pipe, a back plate which is connected with a venting pipe and is opposite to the pressure plate, and a sealing cushion arranged between the pressure plate and the back plate. A pressure plate connection plate of the pressure plate corresponds to a back plate connection plane of the back plate; the pressure plate, the sealing cushion and the back plate are connected through bolts and nuts; and a plurality of axial springs and a plurality of radial springs are arranged among the pressure plate and the back plate. According to the decoupling connection structure provided by the invention, the radial springs and the axial springs are connected between the pressure plate and the back plate in a matched manner, so that energy generated by vibration is consumed, and the vibration transfer is effectively reduced; no abnormal sound problem caused by the abrasion of a graphite ring exists due to no graphite ring; a contact face can be effectively sealed due to the pressure plate, the back plate, the sealing cushion, and guide structures on the pressure plate and the back plate, so as to achieve a good sealing effect; and the decoupling connection structure has the advantages of low manufacturing cost and abrasion resistance, and is applicable to the venting system of a commercial vehicle and a low-end saloon car.
Description
Technical field
The present invention relates to automobile engine exhaust system, be specifically related to a kind of automobile engine exhaust system linkage structure.
Background technique
Engine exhaust system comprises connected elements such as gas exhaust manifold, ternary catalyzing unit, silencing apparatus, connecting pipeline and flange.Characteristics that vent systems has is long, link is many, so the vibration of motor, road excitation etc. pass to vent systems through vehicle body bear its pipeline to reverse, bending etc., finally can cause joint gas leakage, produce abnormal sound etc.The main at present decoupling zero connection sets such as ball pivot flange, bellows that adopt.The bellows cost is high, and then there are problems such as graphite annulus wearing and tearing and abnormal sound in the ball pivot flange.Therefore, need a kind of cost of design low, wear-resistant, do not produce in being applicable to of abnormal sound, the decoupling zero linkage structure of low side car.
Summary of the invention
The purpose of this invention is to provide a kind of automobile engine exhaust system decoupling zero linkage structure, it is simple in structure, good manufacturability, and the production and processing cost is low, can reduce vibration, the elimination abnormal sound of vent systems effectively.
A kind of automobile engine exhaust system decoupling zero linkage structure of the present invention; Comprise and be connected platen with suction tude, be connected and the back of the body dish relative, be located at the sealing gasket between platen and the back of the body dish with platen with outlet pipe; It is characterized in that: it is corresponding with the back of the body dish connection plane of said back of the body dish that the platen of said platen connects the plane; Said platen, sealing gasket and back of the body dish link together through bolt and nut, and between said platen and back of the body dish, are provided with many axle springs and Duo Gen radial spring.
Said automobile engine exhaust system decoupling zero linkage structure, all platen center holes of the middle part of its said platen, the corresponding connection with suction tude of an end of this platen center hole, the other end are provided with the guiding bulge loop; Be provided with the boss that is " ten " shape at edge, on this boss, be provided with four platen radial springs that equidistantly distribute half slot is installed near said platen center hole; Be provided with four platen axle spring mounting holes that equidistantly distribute at edge near said boss; The radially alternate layout of said platen radial spring mounting hole with platen axle spring mounting hole; Be provided with two symmetrical platen attachment holes at edge near said platen;
All back of the body center hole of the middle part of said back of the body dish, the corresponding connection with outlet pipe of an end of this back of the body center hole, the other end is provided with and the guiding annular groove of said guiding bulge loop corresponding matching; Be provided with at edge near said back of the body center hole be " ten " shape and with the groove of boss corresponding matching, be provided with four at this bottom portion of groove and equidistantly distribute and with four platen radial springs the corresponding back of the body disc radial springs installation half slots of half slot are installed respectively; Be provided with four equidistantly distribute and corresponding with platen axle spring mounting hole respectively back of the body dish axle spring mounting holes at edge near said groove; Be provided with at edge near said back of the body dish two symmetrically and respectively with two back of the body dish attachment holes that the platen mounting hole is corresponding.
Further, at said platen radial spring half slot and the back of the body disc radial spring corresponding with it being installed between the half slot and is provided with a radial spring; In said platen axle spring mounting hole and the back of the body dish axle spring mounting hole corresponding, be provided with an axle spring with it.
Further, said sealing gasket is provided with and said platen axle spring mounting hole and the corresponding through hole of said back of the body dish axle spring mounting hole; Also be provided with on the said sealing gasket and platen attachment hole and the corresponding via hole of back of the body dish attachment hole; The via hole that said bolt passes platen attachment hole, sealing gasket is connected fastening with back of the body dish attachment hole with nut.
Platen, back of the body dish adopt cast iron, and sealing gasket, axle spring, radial spring all adopt stainless steel.
The present invention and existing technology are compared and are had the following advantages: owing to through being connected between platen, back of the body dish and radial spring, the axle spring, the energy dissipation that vibrates being fallen, thereby effectively reduced transfer of vibration; Owing to there is not a graphite annulus, therefore there are not the graphite annulus wearing and tearing and the abnormal sound problem that causes; Because through platen, back of the body dish and sealing gasket, and the guide structure on the platen, back of the body dish, sealing contact surface reaches excellent sealing effect effectively; Cheap for manufacturing cost, wear-resistant, be applicable to commercial car and low side car vent systems.
Description of drawings
Fig. 1 is that assembling of the present invention connects schematic representation;
Fig. 2 is a platen structural representation of the present invention;
Fig. 3 is a back of the body dish structural representation of the present invention.
Among the figure: 1-suction tude, 2-platen, 3-sealing gasket, 4-back of the body dish, 5-axle spring; The 6-radial spring, the 7-outlet pipe, the 8-nut, the 9-bolt, the 21-platen connects the plane; 22-mounting hole, 23-platen axle spring mounting hole, 24-boss, 25-platen radial spring mounting hole, the 26-bulge loop that leads; 27-platen center hole, 41-back of the body dish connects plane, 42-back of the body dish mounting hole, 43-back of the body dish axle spring mounting hole; 44-groove, 45-back of the body disc radial spring mounting hole, the 46-annular groove that leads, 47-carries on the back center hole.
Embodiment
Be described further below in conjunction with the accompanying drawing specific embodiments of the invention:
Referring to Fig. 1, Fig. 2 and a kind of automobile engine exhaust system decoupling zero linkage structure shown in Figure 3, comprise being connected platen 2 with suction tude 1, being connected and the back of the body dish 4 relative, being located at the sealing gasket 3 between platen 2 and the back of the body dish 4 with platen with outlet pipe 7;
It is corresponding with the back of the body dish connection plane 41 of said back of the body dish 4 that the platen of said platen 2 connects plane 21; Said platen 2, sealing gasket 3 and back of the body dish 4 link together through bolt 9 and nut 8, and between said platen 2 and back of the body dish 4, are provided with four axle springs 5 and four radial springs 6.
Further, all platen center holes 27 of the middle part of said platen 2, an end of this platen center hole is provided with guiding bulge loop 26 with suction tude 1 corresponding connection, the other end; Be provided with the boss 24 that is " ten " shape at edge, on this boss, be provided with four platen radial springs that equidistantly distribute half slot 25 is installed near said platen center hole 27; Be provided with four platen axle spring mounting holes 23 that equidistantly distribute at edge near said boss 24; The radially alternate layout of said platen radial spring mounting hole with platen axle spring mounting hole; Be provided with two symmetrical platen attachment holes 22 at edge near said platen 2;
All back of the body center hole 47 of the middle part of said back of the body dish 4, an end of this back of the body center hole is with outlet pipe 7 corresponding connections, the other end is provided with and the guiding annular groove 46 of said guiding bulge loop 26 corresponding matching; Be provided with at edge near said back of the body center hole 47 be " ten " shape and with the groove 44 of boss 24 corresponding matching, be provided with four at this bottom portion of groove and equidistantly distribute and with four platen radial springs the corresponding back of the body disc radial springs installation half slot 45 of half slots 25 is installed respectively; Be provided with four that equidistantly distribute and corresponding with platen axle spring mounting hole 23 respectively back of the body dish axle spring mounting holes 43 at edge near said groove 44; Be provided with two symmetrically and respectively corresponding back of the body dish attachment holes 42 with two platen mounting holes 22 at edge near said back of the body dish 4.
Further, at said platen radial spring half slot 25 and the back of the body disc radial spring corresponding with it being installed between the half slot 45 and is provided with a radial spring 6; In said platen axle spring mounting hole 23 and the back of the body dish axle spring mounting hole 43 corresponding, be provided with an axle spring 5 with it.
Further, said sealing gasket 3 is provided with and said platen axle spring mounting hole 23 and said back of the body dish axle spring mounting hole 43 corresponding through holes; Also be provided with on the said sealing gasket 3 and platen attachment hole 22 and back of the body dish attachment hole 42 corresponding via holes; The via hole that said bolt 9 passes platen attachment hole 22, sealing gasket 3 is connected fastening with back of the body dish attachment hole 42 with nut 8.
During use, suction tude 1 is inserted in the platen center hole 27 of platen 2 the welding one; Outlet pipe 7 is inserted in the back of the body center hole 47 of back of the body dish 4 the welding one.
Claims (4)
1. automobile engine exhaust system decoupling zero linkage structure; Comprise and be connected platen (2) with suction tude (1), be connected and the back of the body dish (4) relative, be located at the sealing gasket (3) between platen (2) and the back of the body dish (4) with platen with outlet pipe (7); It is characterized in that: it is corresponding with the back of the body dish connection plane (41) of said back of the body dish (4) that the platen of said platen (2) connects plane (21); Said platen (2), sealing gasket (3) and back of the body dish (4) link together through bolt (9) and nut (8), and between said platen (2) and back of the body dish (4), are provided with many axle springs (5) and many radial springs (6).
2. according to the said automobile engine exhaust system decoupling zero of claim 1 linkage structure; It is characterized in that: all platen center holes (27) of the middle part of said platen (2), an end of this platen center hole is provided with guiding bulge loop (26) with the corresponding connection of suction tude (1), the other end; Be provided with the boss (24) that is " ten " shape at edge, on this boss, be provided with four platen radial springs that equidistantly distribute half slot (25) is installed near said platen center hole (27); Be provided with four platen axle spring mounting holes (23) that equidistantly distribute at edge near said boss (24); The radially alternate layout of said platen radial spring mounting hole with platen axle spring mounting hole; Be provided with two symmetrical platen attachment holes (22) at edge near said platen (2);
All back of the body center hole (47) of the middle part of said back of the body dish (4), the corresponding connection with outlet pipe (7) of an end of this back of the body center hole, the other end is provided with and the guiding annular groove (46) of said guiding bulge loop (26) corresponding matching; Be provided with at edge near said back of the body center hole (47) be " ten " shape and with the groove (44) of boss (24) corresponding matching, be provided with four at this bottom portion of groove and equidistantly distribute and with four platen radial springs the corresponding back of the body disc radial spring installation half slot (45) of half slots (25) is installed respectively; Be provided with four equidistantly distribute and corresponding with platen axle spring mounting hole (23) respectively back of the body dish axle spring mounting holes (43) at edge near said groove (44); Be provided with two symmetrical and corresponding with two platen mounting holes (22) respectively back of the body dish attachment holes (42) at edge near said back of the body dish (4).
3. according to claim 1 or 2 said automobile engine exhaust system decoupling zero linkage structures, it is characterized in that: at said platen radial spring half slot (25) and the back of the body disc radial spring corresponding with it are installed and between the half slot (45) and be provided with a radial spring (6); In said platen axle spring mounting hole (23) and the back of the body dish axle spring mounting hole (43) corresponding, be provided with an axle spring (5) with it.
4. according to claim 1 or 2 said automobile engine exhaust system decoupling zero linkage structures, it is characterized in that: said sealing gasket (3) is provided with and said platen axle spring mounting hole (23) and the corresponding through hole of said back of the body dish axle spring mounting hole (43); Also be provided with on the said sealing gasket (3) and platen attachment hole (22) and the corresponding via hole of back of the body dish attachment hole (42); The via hole that said bolt (9) passes platen attachment hole (22), sealing gasket (3) is connected fastening with back of the body dish attachment hole (42) with nut (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140922.3A CN102654076B (en) | 2012-05-09 | 2012-05-09 | A kind of automobile engine exhaust system decoupling zero linkage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210140922.3A CN102654076B (en) | 2012-05-09 | 2012-05-09 | A kind of automobile engine exhaust system decoupling zero linkage structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102654076A true CN102654076A (en) | 2012-09-05 |
| CN102654076B CN102654076B (en) | 2016-02-03 |
Family
ID=46729785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210140922.3A Active CN102654076B (en) | 2012-05-09 | 2012-05-09 | A kind of automobile engine exhaust system decoupling zero linkage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102654076B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764222A (en) * | 2017-02-03 | 2017-05-31 | 北京华德创业环保设备有限公司 | Shell and tube fluid flow straightener |
| CN106838525A (en) * | 2017-04-17 | 2017-06-13 | 秦朝东 | Quick change swelling pipeline attachment structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2715611A1 (en) * | 1994-02-02 | 1995-08-04 | Segur Financiere | Flexible exhaust coupling for reducing transmission of vibration from engine to exhaust pipe of vehicle |
| JPH0875065A (en) * | 1994-09-02 | 1996-03-19 | Yamakawa Ind Co Ltd | Spherical joint for exhaust pipe |
| US20020008387A1 (en) * | 2000-01-14 | 2002-01-24 | Vasudeva Kailash C. | Exhaust system flanges |
| CN102278185A (en) * | 2011-07-05 | 2011-12-14 | 重庆长安汽车股份有限公司 | Joint structure with decoupling function |
-
2012
- 2012-05-09 CN CN201210140922.3A patent/CN102654076B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2715611A1 (en) * | 1994-02-02 | 1995-08-04 | Segur Financiere | Flexible exhaust coupling for reducing transmission of vibration from engine to exhaust pipe of vehicle |
| JPH0875065A (en) * | 1994-09-02 | 1996-03-19 | Yamakawa Ind Co Ltd | Spherical joint for exhaust pipe |
| US20020008387A1 (en) * | 2000-01-14 | 2002-01-24 | Vasudeva Kailash C. | Exhaust system flanges |
| CN102278185A (en) * | 2011-07-05 | 2011-12-14 | 重庆长安汽车股份有限公司 | Joint structure with decoupling function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764222A (en) * | 2017-02-03 | 2017-05-31 | 北京华德创业环保设备有限公司 | Shell and tube fluid flow straightener |
| CN106838525A (en) * | 2017-04-17 | 2017-06-13 | 秦朝东 | Quick change swelling pipeline attachment structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102654076B (en) | 2016-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106121788B (en) | The installation system of catalytic converter for exhaust system | |
| CN102278185A (en) | Joint structure with decoupling function | |
| CN102654076A (en) | Decoupling connection structure for venting system of automobile engine | |
| CN208587453U (en) | A kind of automobile air filter bracket vibration isolator and air filter of automobile mounting structure | |
| CN101936209A (en) | Connection structure of exhaust pipe of automobile | |
| CN105781681A (en) | Diaphragm type control valve for exhaust system and muffler for diaphragm type control valve | |
| CN203856558U (en) | Novel exhaust pipe | |
| CN203892721U (en) | Integrated high-hydro-forming type water inlet-return pipe of hydrodynamic retarder | |
| CN205978169U (en) | Car separation and reunion wheel cylinder mounting structure | |
| CN205349494U (en) | Exhaust manifold with compensation function | |
| CN205243614U (en) | Damper used for noise silencer | |
| CN220764519U (en) | Vehicle-mounted supporting structure and vehicle | |
| CN101603449B (en) | Vibration isolating device of vehicle exhaust system and manufacturing method thereof | |
| JP4496470B2 (en) | Vehicle exhaust system | |
| CN219242306U (en) | Integrated automobile engine water pump | |
| CN219883625U (en) | Shock-resistant pressure type driving shaft assembly | |
| CN202789059U (en) | Annular hoop mechanism for exhaust system | |
| CN107131058B (en) | Connection structure of exhaust butterfly valve | |
| CN217687878U (en) | Pressure loss testing tool for automobile exhaust system | |
| CN202970973U (en) | Engine air inlet connecting pipe assembly | |
| CN221213400U (en) | Air conditioner compression suspension with secondary vibration isolation function | |
| CN217109082U (en) | Oil pump and vehicle with oil pump | |
| CN221743070U (en) | Wet brake assembly | |
| CN202611843U (en) | Automobile muffler with clamping-locking mechanism | |
| CN221032824U (en) | Methanol engine tail pipe assembly, tail gas exhaust system and mining wide body vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |