CN203623360U - Suspension structure of automobile engine - Google Patents
Suspension structure of automobile engine Download PDFInfo
- Publication number
- CN203623360U CN203623360U CN201320673387.8U CN201320673387U CN203623360U CN 203623360 U CN203623360 U CN 203623360U CN 201320673387 U CN201320673387 U CN 201320673387U CN 203623360 U CN203623360 U CN 203623360U
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- suspension
- fixed seat
- rubber
- suspends
- suspension structure
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
A suspension structure of an automobile engine is used for achieving installation of a power assembly on an automobile body. The suspension structure comprises a limit cover, a suspension body and a suspension supporting bracket, wherein the limit cover covers the suspension body composed of an upper fixed seat, a lower fixed seat, a rubber damping block, an upper rubber insert and a lower rubber insert, the suspension body and suspension installation holes in the engine are assembled together through two connection studs penetrating through the limit cover, the suspension body and the suspension supporting bracket are assembled through the lower fixed seat, and the suspension supporting bracket is fixed on the automobile body. The suspension structure is characterized in that the upper rubber insert is of a tower-shaped structure with the sectional area increasing gradually from top to bottom, and the top end of the upper rubber insert is attached to the inner lateral wall of the limit cover. The suspension structure can effectively retard inertial impaction of the power assembly when torque of the finished automobile changes suddenly, service life of the rubber inserts of the suspension body is prolonged, the power assembly and the automobile body are assembled conveniently, and assembly efficiency is increased.
Description
Technical field
The utility model relates to a kind of car engine suspension structure, and especially a kind of suspension structure of engine that is applicable to SUV vehicle, belongs to automobile technical field.
Background technology
In recent years, SUV vehicle was subject to liking of customer day by day, sales volume cumulative year after year at home, and each large auto producer is released trendy SUV listing successively, and meanwhile the moment of torsion of dynamic assembly that SUV carries and discharge capacity also constantly increase.At present, automotive engine is mostly by mounting structure and car body assembling, as accompanying drawing 1, the suspension structure of engine of a kind of SUV vehicle shown in Fig. 2, it is by position-limiting cover 1, suspend body 2 and mount supports bracket 3 forms, described position-limiting cover 1 covers and suspends above body 2, the described body 2 that suspends is by upper fixed seat 2-5, lower fixed seat 2-4, damping rubber block 2-6, upside rubber 2-2 and the downside rubber 2-3 composition of inserting of inserting, the body 2 that suspends is assembled by the mounting hole that suspends on two connecting stud 2-1 through position-limiting cover 1 and driving engine, and assemble by lower fixed seat 2-4 and mount supports bracket 3, described mount supports bracket 3 is fixed on car body.This mounting structure utilization insert inertia impact of energy-absorbing function that 2-2 and downside rubber inserts dynamic assembly while reducing the sudden change of car load moment of torsion of damping rubber block 2-6, the upside rubber of body that suspends.
As shown in Figure 3, the body upside rubber that suspends of existing car engine suspension structure 2-2, the downside rubber 2-3 that inserts that inserts is rectangular structure, car load is in the time that moment of torsion suddenlys change, dynamic assembly torsional displacement increases thereupon, the stiffness variation control of inserting by rubber in this process medium power assembly displacement, and the stiffness coefficient that existing rectangular structure rubber is inserted is steady state value, its rigidity is with the increasing linear increment of amount of compression, buffering energy-absorbing function is restricted, be difficult to overcome to greatest extent the inertia impact of dynamic assembly, affected the comfort property of car load; This rectangular structure rubber is inserted seamed edge and position-limiting cover 1 for line contact mode simultaneously, and contact stress is large, can lose efficacy in advance because of rubber bodies undue wear, produces the problem of abnormal sound in the time of special operation condition; In addition, because the mount supports bracket 3 of existing car engine suspension structure lacks guiding and location structure, in the time that dynamic assembly carries, operating personal needs the position of motivation of adjustment assembly repeatedly, not only increase labor intensity of operating staff, and reduced efficiency of assembling, extend the productive temp of line body.
Utility model content
The purpose of this utility model is the drawback for prior art, a kind of inertia impact that can effectively slow down car load moment of torsion when sudden change dynamic assembly is provided, extend the body rubber that suspends insert service life, be convenient to the car engine suspension structure that dynamic assembly and car body assemble.
Problem described in the utility model realizes with following technical proposals:
A kind of car engine suspension structure, it comprises position-limiting cover, body and mount supports bracket suspend, described position-limiting cover covers and suspends above body, the described body that suspends is by upper fixed seat, lower fixed seat, damping rubber block, upside rubber is inserted and the downside rubber composition of inserting, the body that suspends is assembled by the mounting hole that suspends on two connecting studs through position-limiting cover and driving engine, and by lower fixed seat and the assembling of mount supports bracket, described mount supports bracket is fixed on car body, its special feature is: described upside rubber is inserted to serve as reasons and gone up the pyramidal structure increasing gradually to lower section area, the madial wall laminating of its top and position-limiting cover.
Above-mentioned car engine suspension structure, its special feature is also: described downside rubber is inserted as polyhedral structure, its leading flank and bottom surface and the laminating of position-limiting cover madial wall.
Above-mentioned car engine suspension structure, its special feature is also: between body and mount supports bracket, guide positioning plate is set suspending, described guide positioning plate is provided with positioning boss, and described positioning boss is symmetrically arranged, and they mate with the lower fixed seat of the body that suspends.
Above-mentioned car engine suspension structure, described in the suspend damping rubber block of body be fixed between upper fixed seat and lower fixed seat.
Above-mentioned car engine suspension structure, described two connecting studs through position-limiting cover are fixed on above the upper fixed seat of the body that suspends.
Above-mentioned car engine suspension structure, described upside rubber is inserted and downside rubber is inserted is separately fixed at the two ends up and down of lower fixed seat.
The utility model is optimized car engine suspension structure, it makes position-limiting cover insert and directly contact with the turriform upside rubber of engine mounting body, in Vehicle Driving Cycle process, in the time there is the situations such as startup is flame-out, emergency braking, dynamic assembly displacement is undergone mutation, the limited cover compression of inserting of engine mounting upside rubber, and its spacing rigidity is non-linear increasing state, can control better dynamic assembly displacement, avoid unnecessary movement interference; Due in normal vehicle operation process, the engine mounting upside rubber amount of compression of inserting is less, can not bring impact to car load NVH performance, has realized and has not damaged the control to dynamic assembly displacement in car load NVH performance basis.The utility model is inserted engine mounting downside rubber to be designed to polyhedral structure, in the time that dynamic assembly twists, it is face contact mode that downside rubber is inserted with position-limiting cover madial wall, has reduced contact stress, has promoted downside rubber anti-spacing validity and the durability turned round of inserting.The utility model is set up guide positioning plate between body and mount supports bracket suspending, limited the installation site of the body that suspends by the positioning boss in guide positioning plate, it is not only in the time of dynamic assembly and vehicle frame lift-launch, play guide-localization effect, reduce the adjustment work capacity of operating personal, and improve the rigidity of suspension mounting bracket on vehicle frame, the lifting of the anti-vibration performance that is conducive to suspend.In a word, when the utility model can effectively slow down the sudden change of car load moment of torsion, the inertia impact of dynamic assembly, has extended the service life that the body rubber that suspends is inserted, and is convenient to dynamic assembly and car body assembling, has improved fitting work efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is existing car engine suspension structural representation;
Fig. 2 is the blast constructional drawing of Fig. 1;
Fig. 3 is the body construction schematic diagram that suspends in existing car engine suspension structure;
Fig. 4 is the utility model structural representation;
Fig. 5 is the blast constructional drawing of Fig. 4;
Fig. 6 is that the K of Fig. 5 is to view;
Fig. 7 is the body construction schematic diagram that suspends of the present utility model;
Fig. 8 is the body cross-sectional view that suspends.
In figure, each list of reference numerals is: 1, position-limiting cover, 2, the body that suspends, 2-1, connecting stud, 2-2, upside rubber are inserted, and 2-3, downside rubber are inserted, 2-4, lower fixed seat, 2-5, upper fixed seat, 2-6, damping rubber block, 3, mount supports bracket, 4, guide positioning plate, 4-1, positioning boss.
The specific embodiment
Referring to Fig. 4～Fig. 8, the utility model comprises position-limiting cover 1, body 2 and mount supports bracket 3 suspend, described position-limiting cover 1 covers and suspends above body 2, the described body 2 that suspends is by upper fixed seat 2-5, lower fixed seat 2-4, damping rubber block 2-6, upside rubber 2-2 and the downside rubber 2-3 composition of inserting of inserting, the body 2 that suspends is assembled by the mounting hole that suspends on two connecting stud 2-1 through position-limiting cover 1 and driving engine, and assemble by lower fixed seat 2-4 and mount supports bracket 2, described mount supports bracket 3 is fixed on car body, its special feature is, the described upside rubber 2-2 upper pyramidal structure increasing gradually to lower section area of serving as reasons of inserting, the madial wall laminating of its top and position-limiting cover 1, the described downside rubber 2-3 that inserts is polyhedral structure, its leading flank and bottom surface and position-limiting cover 1 madial wall laminating, between body 2 and mount supports bracket 3, guide positioning plate 4 is set suspending, described guide positioning plate 4 is provided with positioning boss 4-1, and described positioning boss 4-1 is symmetrically arranged, and they mate with the lower fixed seat 2-4 of the body that suspends.
Referring to Fig. 4～Fig. 8, the utility model is optimized car engine suspension structure, it directly contacts position-limiting cover 1 and the turriform upside rubber of engine mounting body 2 2-2 that inserts, in Vehicle Driving Cycle process, stop working when occurring starting, when the situations such as emergency braking, dynamic assembly displacement is undergone mutation, the engine mounting upside rubber limited cover 1 of 2-2 of inserting compresses, now its spacing rigidity is non-linear increasing state, along with the increase of dynamic assembly displacement, the insert spacing rigidity of 2-2 of upside rubber increases at faster speed, can control better dynamic assembly displacement, avoid unnecessary movement interference, due in normal vehicle operation process, the insert amount of compression of 2-2 of engine mounting upside rubber is less, can not bring impact to car load NVH performance, has realized and has not damaged the control to dynamic assembly displacement in car load NVH performance basis.The engine mounting downside rubber 2-3 that inserts is designed to polyhedral structure (shown in accompanying drawing for hexahedron embodiment) by the utility model, in the time that dynamic assembly twists, insert 2-3 and position-limiting cover 1 madial wall of downside rubber is face contact mode, with the downside rubber of rectangular structure in prior art insert 2-3 and position-limiting cover 1 madial wall line contact mode comparison, reduce contact stress, promoted downside rubber anti-spacing validity and the durability turned round of 2-3 of inserting.The utility model is set up guide positioning plate 4 between body 2 and mount supports bracket 3 suspending, limited the installation site of the body 2 that suspends by the positioning boss 4-1 in guide positioning plate 4, it is not only in the time of dynamic assembly and vehicle frame lift-launch, play guide-localization effect, reduce the adjustment work capacity of operating personal, and improved the rigidity of mount supports bracket 3 on vehicle frame, be conducive to the lifting of suspension structure of engine anti-vibration performance.
Claims (6)
1. a car engine suspension structure, it comprises position-limiting cover (1), body (2) and mount supports bracket (3) suspend, described position-limiting cover (1) covers the body that suspends (2) above, the described body that suspends (2) is by upper fixed seat (2-5), lower fixed seat (2-4), damping rubber block (2-6), upside rubber is inserted (2-2) and downside rubber is inserted (2-3) forms, suspend body (2) by the mounting hole assembling that suspends on two connecting studs (2-1) through position-limiting cover (1) and driving engine, and by lower fixed seat (2-4) and mount supports bracket (2) assembling, described mount supports bracket (3) is fixed on car body, it is characterized in that, described upside rubber (2-2) the upper pyramidal structure increasing gradually to lower section area of serving as reasons of inserting, the madial wall laminating of its top and position-limiting cover (1).
2. a kind of car engine suspension structure according to claim 1, is characterized in that, described downside rubber is inserted (2-3) for polyhedral structure, the laminating of its leading flank and bottom surface and position-limiting cover (1) madial wall.
3. a kind of car engine suspension structure according to claim 2, it is characterized in that, between the body that suspends (2) and mount supports bracket (3), guide positioning plate (4) is set, described guide positioning plate (4) is provided with positioning boss (4-1), described positioning boss (4-1) is symmetrically arranged, and they mate with the lower fixed seat (2-4) of the body that suspends.
4. a kind of car engine suspension structure according to claim 3, is characterized in that, described in the suspend damping rubber block (2-6) of body (2) be fixed between upper fixed seat (2-5) and lower fixed seat (2-4).
5. a kind of car engine suspension structure according to claim 3, is characterized in that, the upper fixed seat (2-5) that described two connecting studs (2-1) through position-limiting cover are fixed on the body that suspends (2) above.
6. a kind of car engine suspension structure according to claim 3, is characterized in that, described upside rubber is inserted (2-2) and downside rubber is inserted (2-3) is separately fixed at the two ends up and down of lower fixed seat (2-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320673387.8U CN203623360U (en) | 2013-10-30 | 2013-10-30 | Suspension structure of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320673387.8U CN203623360U (en) | 2013-10-30 | 2013-10-30 | Suspension structure of automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203623360U true CN203623360U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320673387.8U Expired - Fee Related CN203623360U (en) | 2013-10-30 | 2013-10-30 | Suspension structure of automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203623360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553724A (en) * | 2015-02-02 | 2015-04-29 | 重庆凯特动力科技有限公司 | Power assembly with left, right and rear suspension components |
| CN105150817A (en) * | 2015-10-12 | 2015-12-16 | 重庆凯瑞电动汽车系统有限公司 | Motor suspension device and motor mounting method |
-
2013
- 2013-10-30 CN CN201320673387.8U patent/CN203623360U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553724A (en) * | 2015-02-02 | 2015-04-29 | 重庆凯特动力科技有限公司 | Power assembly with left, right and rear suspension components |
| CN105150817A (en) * | 2015-10-12 | 2015-12-16 | 重庆凯瑞电动汽车系统有限公司 | Motor suspension device and motor mounting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20211030 |