CN108407596B - Rear suspension cushion assembly of engine - Google Patents
Rear suspension cushion assembly of engine Download PDFInfo
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- CN108407596B CN108407596B CN201810215628.1A CN201810215628A CN108407596B CN 108407596 B CN108407596 B CN 108407596B CN 201810215628 A CN201810215628 A CN 201810215628A CN 108407596 B CN108407596 B CN 108407596B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
- B60K5/1208—Resilient supports
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The utility model provides an engine rear suspension cushion assembly, including outer skeleton and inner skeleton, outer skeleton is provided with inner skeleton matched with inner chamber, the left and right sides symmetry of inner skeleton just is the V style of calligraphy and is provided with a rubber cushion, a rubber cushion inlays the cooperation with the mounting groove that the inner chamber left and right sides set up, the bottom of inner skeleton is provided with No. two rubber cushions, the back of inner skeleton is provided with rather than mutually perpendicular's No. three rubber cushions, no. three rubber cushions contact with the back of inner chamber, be provided with a plurality of No. four rubber cushions on the No. three rubber cushion, no. four rubber cushions contact with the top surface of inner chamber, the back downwardly extending of inner skeleton is provided with the arch, bellied surface is vulcanized and is provided with rubber, the arch contacts with the bottom surface of inner chamber, the position that the left and right sides of inner skeleton is located a rubber cushion top is provided with No. five rubber cushions. The design is high in reliability and good in vibration reduction effect.
Description
Technical Field
The invention relates to an engine suspension device, in particular to a rear suspension cushion assembly of an engine, which is mainly suitable for improving reliability and vibration reduction effect.
Background
In order to reduce vibration and noise generated in the running process of a vehicle, none of modern automobile engines is installed by adopting an elastic support, namely a vibration reduction suspension, and the vibration reduction suspension has the effects of isolating and absorbing the vibration of the engine and the excitation of a road surface, reducing the deformation and impact damage of a frame, reducing the fatigue damage of other parts caused by excessive vibration, reducing the influence on people in a passenger cabin, and improving the smoothness and comfort in the running process of the vehicle. The rubber suspension is the earliest engine suspension used, and has the advantages of compact structure, low price, convenient maintenance, long service life and the like, so that the rubber suspension is widely applied.
The invention of Chinese patent, application publication number is CN105172567A, application publication date is 2015 12 month 23 days discloses an automobile engine suspension assembly, including outer skeleton, inner skeleton assembly, outer skeleton is provided with the inner chamber in order to cooperate with the inner skeleton assembly, both sides of inner chamber all are provided with rectangular channel in order to cooperate with two rubber system units, the inner skeleton assembly includes well skeleton, inner skeleton, the upper portion of well skeleton cooperates with the lower part of rubber body, rubber body comprises rectangle resilient unit and rectangle resilient unit No. two, rectangle resilient unit forms the contained angle that the opening outwards with rectangle resilient unit No. two in order to cooperate with the lug of inner skeleton lower part. Although this invention provides some degree of vibration isolation, it still has the following drawbacks: in the invention, the X-direction rigidity is controlled by two rubber units, and the Y-direction and Z-direction are controlled by a first rectangular elastic unit and a second rectangular elastic unit, so that the design is low in reliability and poor in vibration reduction effect.
Disclosure of Invention
The invention aims to overcome the defects and problems of low reliability and poor vibration reduction effect in the prior art and provides an engine rear suspension cushion assembly with high reliability and good vibration reduction effect.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides an engine rear suspension cushion assembly, includes outer skeleton and inner frame, the outer skeleton is provided with the inner chamber with inner frame matched with, the left and right sides of inner frame is provided with a rubber cushion, and a rubber cushion inlays the cooperation with the mounting groove that the inner chamber left and right sides set up, a rubber cushion symmetry and be V style of calligraphy and set up the left and right sides of inner frame, the bottom of inner frame is provided with No. two rubber cushions, the back of inner frame is provided with rather than mutually perpendicular's No. three rubber cushions, no. three rubber cushions contact with the back of inner chamber, and the position that is close to the inner frame on the No. three rubber cushions is provided with a plurality of No. four rubber cushions, no. four rubber cushions contact with the top surface of inner chamber, the back downwardly extending of inner frame is provided with the arch, and the surface vulcanization of arch has rubber, and the arch contacts with the bottom surface of inner chamber, the position that the left and right sides of inner frame is located a rubber cushion top is provided with No. five rubber cushions.
The inner framework comprises an upper framework and a lower framework, the upper framework is of a U-shaped structure, the lower framework is of a trapezoid structure, the upper framework is fixedly connected with the lower bottom edge of the lower framework, a first rubber cushion is arranged on two waists of the lower framework, a second rubber cushion is arranged on the upper bottom edge of the lower framework, a third rubber cushion is arranged on the bottom of the upper framework, a fifth rubber cushion is vulcanized with the two side edges of the upper framework and the lower framework into a whole, and the protrusions are vertically connected with the upper bottom edge of the lower framework.
The first rubber cushion comprises a rubber block and a rubber plate, the rubber plate is vulcanized into a whole through the rubber block and the inner framework, the rubber plate is inlaid and matched with the mounting groove, and a steel plate is embedded into the end face, away from the rubber block, of the rubber plate.
A plurality of first mounting holes are arranged on the bottom surface of the inner cavity side by side, elastic cylindrical pins are arranged in the first mounting holes, and the protrusions are located between the elastic cylindrical pins and the back surface of the inner cavity.
The back of the inner cavity is an arc surface, the end surface of the third rubber cushion, which is contacted with the back of the inner cavity, is an arc surface, and the radius of the end surface of the third rubber cushion is smaller than the radius of the back of the inner cavity.
The middle part of the lower bottom edge of the lower framework is provided with a second mounting hole, a first threaded steel sleeve is embedded in the second mounting hole, a third mounting hole is formed in the lower bottom edge of the lower framework and located at a position far away from the upper framework, a conical head pin is arranged in the third mounting hole, and an arc-shaped bulge is arranged at the position, close to the third mounting hole, of the front part of the lower framework.
The lower bottom edge of the lower framework is arranged obliquely downwards towards the upper framework, rubber is vulcanized on the lower bottom edge of the lower framework, and rubber is vulcanized on the front part of the lower framework.
The rear part of the lower framework is provided with a plurality of lightening holes.
The back of exoskeleton is connected with the mounting panel, a plurality of through-holes have been seted up on the mounting panel, it has No. two screw thread steel bushing to inlay in the through-hole.
A plurality of reinforcing ribs are arranged between the outer peripheral surface of the outer framework and the mounting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. the first rubber cushion is symmetrically arranged on the left side and the right side of the inner framework in a V shape, the second rubber cushion is arranged at the bottom of the inner framework, the third rubber cushion which is mutually perpendicular to the first rubber cushion is arranged on the back of the inner framework, a plurality of fourth rubber cushions are arranged on the third rubber cushion close to the inner framework, the back of the inner framework is provided with a bulge in a downward extending mode, rubber is vulcanized on the outer surface of the bulge, the fifth rubber cushion is arranged on the position, above the first rubber cushion, of the left side and the right side of the inner framework, and the vibration isolation of the outer framework and the inner framework in relative motion in all directions is guaranteed. Therefore, the invention has high reliability and good vibration damping effect.
2. The inner framework in the engine rear suspension cushion assembly comprises an upper framework and a lower framework, wherein the upper framework is of a U-shaped structure, the lower framework is of a trapezoid structure, the upper framework is fixedly connected with the lower bottom edge of the lower framework, and the bulge is vertically connected with the upper bottom edge of the lower framework; the first rubber cushion comprises a rubber block and a rubber plate, the rubber plate is inlaid and matched with the mounting groove, a steel plate is embedded in the end face of the rubber plate, which is far away from the rubber block, and the steel plate is additionally arranged, so that the service life and the reliability of the assembly are improved. Therefore, the invention has high structural strength, good vibration damping effect, long service life and high reliability.
3. The invention relates to an engine rear suspension cushion assembly, wherein a plurality of first mounting holes are arranged on the bottom surface of an inner cavity of the engine rear suspension cushion assembly side by side, elastic cylindrical pins are arranged in the first mounting holes, protrusions are arranged between the elastic cylindrical pins and the back surface of the inner cavity, and the elastic cylindrical pins are used for fixing an inner framework; the radius of the end face of the third rubber cushion is smaller than the radius of the back face of the inner cavity, and in the stress process, the displacement and the rigidity are in nonlinear change, so that the aim of rigidity changing is fulfilled; the mounting plate is provided with a plurality of through holes, and the second threaded steel sleeve is embedded in the through holes, so that the service life and the reliability of the assembly are improved; a plurality of reinforcing ribs are arranged between the outer peripheral surface of the outer framework and the mounting plate, and the reinforcing ribs are additionally arranged, so that the structural strength of the outer framework is improved. Therefore, the invention has high reliability, good vibration damping effect, long service life and high structural strength.
4. According to the engine rear suspension cushion assembly, the first threaded steel sleeve is embedded in the second mounting hole, so that the reliability of the lower framework is improved, and the service life of the lower framework is prolonged; the conical head pin is assembled in the third mounting hole, and the conical head pin is additionally arranged, so that the guide limiting effect is realized, and the assembly precision and efficiency are improved; the front part of the lower framework is provided with an arc-shaped bulge close to the third mounting hole, and the arc-shaped bulge is additionally arranged, so that the structural strength of the lower framework is improved; the lower bottom edge of the lower framework is arranged obliquely downwards towards the upper framework, rubber is vulcanized on the lower bottom edge of the lower framework, and rubber is vulcanized on the front part of the lower framework, so that the displacement of the engine can be effectively controlled, and the vibration reduction effect can be improved; the rear part of the lower framework is provided with a plurality of lightening holes, and the lightening holes are additionally arranged, so that the dead weight of the assembly is reduced. Therefore, the invention has the advantages of high reliability, long service life, high assembly precision and efficiency, high structural strength, good vibration reduction effect and light weight, and can effectively control the displacement of the engine.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial view of the present invention.
Fig. 3 is a schematic structural view of the exoskeleton of fig. 2.
Fig. 4 is a schematic view of the structure of the mounting plate of fig. 3.
Fig. 5 is a schematic structural view of the inner skeleton of fig. 2.
Fig. 6 is a schematic structural view of the lower skeleton of fig. 5.
In the figure: the outer skeleton 1, the inner cavity 11, the mounting groove 12, the first mounting hole 13, the elastic cylindrical pin 14, the mounting plate 15, the through hole 16, the second threaded steel sleeve 17, the reinforcing rib 18, the inner skeleton 2, the upper skeleton 21, the lower skeleton 22, the second mounting hole 221, the first threaded steel sleeve 222, the third mounting hole 223, the conical head pin 224, the arc-shaped protrusion 225, the lightening hole 226, the protrusion 23, the first rubber cushion 3, the rubber block 31, the rubber plate 32, the steel plate 33, the second rubber cushion 4, the third rubber cushion 5, the fourth rubber cushion 6 and the fifth rubber cushion 7.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 6, an engine rear suspension cushion assembly comprises an outer framework 1 and an inner framework 2, wherein the outer framework 1 is provided with an inner cavity 11 matched with the inner framework 2, the left side and the right side of the inner framework 2 are provided with a number one rubber cushion 3, the number one rubber cushion 3 is inlaid and matched with a mounting groove 12 arranged on the left side and the right side of the inner cavity 11, the number one rubber cushion 3 is symmetrically arranged on the left side and the right side of the inner framework 2 in a V shape, the bottom of the inner framework 2 is provided with a number two rubber cushion 4, the back of the inner framework 2 is provided with a number three rubber cushion 5 which is mutually perpendicular, the number three rubber cushion 5 is contacted with the back of the inner cavity 11, a plurality of number four rubber cushions 6 are arranged on the position, which is close to the inner framework 2, of the number four rubber cushions 6 are contacted with the top surface of the inner cavity 11, the back of the inner framework 2 is downwards extended and provided with a bulge 23, the outer surface of the bulge 23 is vulcanized with rubber, the bottom surface of the inner cavity 11 is contacted with the bulge 23, and the number five rubber cushions 7 are arranged on the left side and the right side of the inner framework 2.
The inner framework 2 comprises an upper framework 21 and a lower framework 22, the upper framework 21 is of a U-shaped structure, the lower framework 22 is of a trapezoid structure, the upper framework 21 is fixedly connected with the lower bottom edge of the lower framework 22, the first rubber cushion 3 is arranged on two waists of the lower framework 22, the second rubber cushion 4 is arranged on the upper bottom edge of the lower framework 22, the third rubber cushion 5 is arranged on the bottom of the upper framework 21, the fifth rubber cushion 7 is vulcanized with the two side edges of the upper framework 21 and the lower framework 22 into a whole, and the bulge 23 is vertically connected with the upper bottom edge of the lower framework 22.
The first rubber cushion 3 comprises a rubber block 31 and a rubber plate 32, the rubber plate 32 is vulcanized into a whole with the inner framework 2 through the rubber block 31, the rubber plate 32 is matched with the mounting groove 12 in an embedded manner, and a steel plate 33 is embedded into the end face, far away from the rubber block 31, of the rubber plate 32.
A plurality of first mounting holes 13 are arranged on the bottom surface of the inner cavity 11 side by side, elastic cylindrical pins 14 are arranged in the first mounting holes 13, and protrusions 23 are located between the elastic cylindrical pins 14 and the back surface of the inner cavity 11.
The back of the inner cavity 11 is an arc surface, the end surface of the third rubber cushion 5, which is contacted with the back of the inner cavity 11, is an arc surface, and the radius of the end surface of the third rubber cushion 5 is smaller than the radius of the back of the inner cavity 11.
The middle part of the lower bottom edge of the lower framework 22 is provided with a second mounting hole 221, a first threaded steel sleeve 222 is embedded in the second mounting hole 221, a third mounting hole 223 is formed in the lower bottom edge of the lower framework 22 and located at a position far away from the upper framework 21, a conical head pin 224 is assembled in the third mounting hole 223, and an arc-shaped protrusion 225 is arranged at the front part of the lower framework 22 and close to the third mounting hole 223.
The lower bottom edge of the lower framework 22 is arranged obliquely downwards towards the upper framework 21, rubber is vulcanized on the lower bottom edge of the lower framework 22, and rubber is vulcanized on the front part of the lower framework 22.
The rear portion of the lower frame 22 is provided with a plurality of lightening holes 226.
The back of exoskeleton 1 is connected with mounting panel 15, a plurality of through-holes 16 have been seted up on the mounting panel 15, inlay No. two screw thread steel bushing 17 in the through-hole 16.
A plurality of reinforcing ribs 18 are arranged between the outer peripheral surface of the outer skeleton 1 and the mounting plate 15.
The principle of the invention is explained as follows:
the outer framework is made of aluminum alloy materials, the appearance is optimized, no redundant materials exist, four through holes are connected with the frame, and three holes are respectively embedded with a threaded steel sleeve; vulcanizing the rubber cushion and the inner framework into a whole; the rubber cushion arranged at the mounting groove in the outer framework is internally embedded with the steel plate, the rubber cushion is in a V shape in bilateral symmetry, the embedded steel plate is arranged at the end part of the V-shaped surface rubber, the vulcanized rubber is inserted into the mounting groove, and the steel plate is fixedly supported so that the rubber cushion and the outer framework are not easy to separate and fall off, and the service life and the reliability of the assembly are improved; the elastic cylindrical pin is arranged at the bottom hole of the outer framework and is matched with the vulcanized rubber body (bulge) protruding out of the inner framework in the Y direction to fix the inner framework; the inner arc surface (back surface) of the inner cavity is contacted with the semicircular bulge (third rubber cushion) to fix the inner framework, the diameter of the inner arc surface is larger than that of the semicircular bulge, and the displacement and the rigidity are in nonlinear change in the stress process, so that the aim of changing the rigidity is fulfilled; the protrusion of the vulcanized rubber body (protrusion) of the inner framework is matched with the semicircular protrusion, so that the vibration isolation and reliability of the relative motion of the outer framework and the inner framework in the Y direction are ensured; reinforcing ribs are arranged outside the inner cavity of the outer framework; the square bulge (the second rubber cushion) at the bottom of the inner framework contacts and limits with the bottom of the outer framework when the negative Z direction of the inner framework bears a large load; the bulge (fourth rubber cushion) at the top of the inner framework is matched and fixed with the negative X direction of the outer framework; two holes in the inner framework are respectively provided with a conical head pin and a threaded steel sleeve in an interference fit mode, and the conical head pin plays a role in guiding and limiting when the engine is assembled, so that the assembly precision and efficiency are improved; the inner skeleton is hollowed out, and the rear part of the inner skeleton is subjected to weight reduction treatment.
Examples:
referring to fig. 1 to 6, an engine rear suspension cushion assembly comprises an outer framework 1 and an inner framework 2, wherein the outer framework 1 is provided with an inner cavity 11 matched with the inner framework 2, the left side and the right side of the inner framework 2 are provided with a first rubber cushion 3, the first rubber cushion 3 is inlaid and matched with mounting grooves 12 arranged on the left side and the right side of the inner cavity 11, the first rubber cushion 3 is symmetrically and V-shaped and arranged on the left side and the right side of the inner framework 2, the bottom of the inner framework 2 is provided with a second rubber cushion 4, the back of the inner framework 2 is provided with a third rubber cushion 5 which is mutually perpendicular to the first rubber cushion 5, the part, close to the inner framework 2, of the third rubber cushion 5 is provided with a plurality of fourth rubber cushions 6, the fourth rubber cushions 6 are contacted with the top surface of the inner cavity 11, the back of the inner framework 2 is downwards extended and provided with bulges 23, the outer surfaces of the bulges 23 are vulcanized with rubber, the bulges 23 are contacted with the bottom surface of the inner cavity 11, and the left side and the right side of the inner framework 2 are provided with a fifth rubber cushion 7, which is positioned above the first rubber cushion 3; the inner framework 2 comprises an upper framework 21 and a lower framework 22, the upper framework 21 is of a U-shaped structure, the lower framework 22 is of a trapezoid structure, the upper framework 21 is fixedly connected with the lower bottom edge of the lower framework 22, the first rubber cushion 3 is arranged on two waists of the lower framework 22, the second rubber cushion 4 is arranged on the upper bottom edge of the lower framework 22, the third rubber cushion 5 is arranged on the bottom of the upper framework 21, the fifth rubber cushion 7 is vulcanized with the upper framework 21 and the two side edges of the lower framework 22 into a whole, and the bulge 23 is vertically connected with the upper bottom edge of the lower framework 22; the first rubber cushion 3 comprises a rubber block 31 and a rubber plate 32, the rubber plate 32 is vulcanized with the inner framework 2 into a whole through the rubber block 31, the rubber plate 32 is in embedded fit with the mounting groove 12, and a steel plate 33 is embedded in the end face of the rubber plate 32 far away from the rubber block 31; a plurality of first mounting holes 13 are arranged on the bottom surface of the inner cavity 11 side by side, elastic cylindrical pins 14 are arranged in the first mounting holes 13, and the protrusions 23 are positioned between the elastic cylindrical pins 14 and the back surface of the inner cavity 11; the back surface of the inner cavity 11 is an arc surface, the end surface of the third rubber cushion 5, which is contacted with the back surface of the inner cavity 11, is an arc surface, and the radius of the end surface of the third rubber cushion 5 is smaller than the radius of the back surface of the inner cavity 11; a second mounting hole 221 is formed in the middle of the lower bottom edge of the lower framework 22, a first threaded steel sleeve 222 is embedded in the second mounting hole 221, a third mounting hole 223 is formed in the lower bottom edge of the lower framework 22 at a position far away from the upper framework 21, a conical head pin 224 is assembled in the third mounting hole 223, and an arc-shaped protrusion 225 is arranged at a position, close to the third mounting hole 223, of the front part of the lower framework 22; the lower bottom edge of the lower framework 22 is arranged obliquely downwards towards the upper framework 21, rubber is vulcanized on the lower bottom edge of the lower framework 22, and rubber is vulcanized on the front part of the lower framework 22; the rear part of the lower skeleton 22 is provided with a plurality of lightening holes 226; the back of the outer framework 1 is connected with a mounting plate 15, a plurality of through holes 16 are formed in the mounting plate 15, and a second threaded steel sleeve 17 is embedded in each through hole 16; a plurality of reinforcing ribs 18 are arranged between the outer peripheral surface of the outer skeleton 1 and the mounting plate 15.
Claims (7)
1. The utility model provides an engine rear suspension cushion assembly, includes exoskeleton (1) and inner frame (2), exoskeleton (1) are provided with inner frame (2) matched with inner chamber (11), the left and right sides of inner frame (2) is provided with rubber cushion (3) No. one, and rubber cushion (3) inlay cooperation with mounting groove (12) that inner chamber (11) left and right sides set up, its characterized in that: the novel rubber cushion is characterized in that the first rubber cushion (3) is symmetrically arranged on the left side and the right side of the inner framework (2) in a V shape, the second rubber cushion (4) is arranged at the bottom of the inner framework (2), the third rubber cushion (5) perpendicular to the inner framework (2) is arranged at the back of the inner framework (2), the third rubber cushion (5) is contacted with the back of the inner cavity (11), a plurality of fourth rubber cushions (6) are arranged at the part, close to the inner framework (2), of the third rubber cushion (5), the fourth rubber cushion (6) is contacted with the top surface of the inner cavity (11), the bulge (23) is downwards extended on the back of the inner framework (2), rubber is vulcanized on the outer surface of the bulge (23), the bulge (23) is contacted with the bottom surface of the inner cavity (11), and the fifth rubber cushion (7) is arranged at the part, above the first rubber cushion (3), of the left side and the right side of the inner framework (2).
The inner framework (2) comprises an upper framework (21) and a lower framework (22), the upper framework (21) is of a U-shaped structure, the lower framework (22) is of a trapezoid structure, the upper framework (21) is fixedly connected with the lower bottom edge of the lower framework (22), a first rubber cushion (3) is arranged on two waists of the lower framework (22), a second rubber cushion (4) is arranged on the upper bottom edge of the lower framework (22), a third rubber cushion (5) is arranged on the bottom of the upper framework (21), a fifth rubber cushion (7) is vulcanized with the upper framework (21) and the two side edges of the lower framework (22) into a whole, and a bulge (23) is vertically connected with the upper bottom edge of the lower framework (22);
the first rubber cushion (3) comprises a rubber block (31) and a rubber plate (32), the rubber plate (32) is vulcanized into a whole with the inner framework (2) through the rubber block (31), the rubber plate (32) is in embedded fit with the mounting groove (12), and a steel plate (33) is embedded in the end face, far away from the rubber block (31), of the rubber plate (32);
a plurality of first mounting holes (13) are formed in the bottom surface of the inner cavity (11) side by side, elastic cylindrical pins (14) are arranged in the first mounting holes (13), and protrusions (23) are located between the elastic cylindrical pins (14) and the back surface of the inner cavity (11).
2. An engine rear suspension cushion assembly according to claim 1, wherein: the back of the inner cavity (11) is an arc surface, the end surface of the third rubber cushion (5) contacted with the back of the inner cavity (11) is an arc surface, and the radius of the end surface of the third rubber cushion (5) is smaller than the radius of the back of the inner cavity (11).
3. An engine rear suspension cushion assembly according to claim 1, wherein: the middle part of the lower bottom edge of the lower framework (22) is provided with a second mounting hole (221), a first threaded steel sleeve (222) is embedded in the second mounting hole (221), a third mounting hole (223) is formed in the lower bottom edge of the lower framework (22) and located at a position far away from the upper framework (21), a conical head pin (224) is assembled in the third mounting hole (223), and an arc-shaped protrusion (225) is arranged at the position, close to the third mounting hole (223), of the front part of the lower framework (22).
4. An engine rear suspension cushion assembly according to claim 1, wherein: the lower bottom edge of the lower framework (22) is arranged obliquely downwards towards the upper framework (21), rubber is vulcanized on the lower bottom edge of the lower framework (22), and rubber is vulcanized on the front part of the lower framework (22).
5. An engine rear suspension cushion assembly according to claim 1, wherein: a plurality of lightening holes (226) are formed in the rear portion of the lower framework (22).
6. An engine rear suspension cushion assembly according to claim 1, wherein: the back of exoskeleton (1) is connected with mounting panel (15), a plurality of through-holes (16) have been seted up on mounting panel (15), inlay in through-hole (16) and have No. two screw thread steel cover (17).
7. An engine rear suspension cushion assembly according to claim 6, wherein: a plurality of reinforcing ribs (18) are arranged between the outer peripheral surface of the outer framework (1) and the mounting plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810215628.1A CN108407596B (en) | 2018-03-15 | 2018-03-15 | Rear suspension cushion assembly of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810215628.1A CN108407596B (en) | 2018-03-15 | 2018-03-15 | Rear suspension cushion assembly of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108407596A CN108407596A (en) | 2018-08-17 |
| CN108407596B true CN108407596B (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810215628.1A Active CN108407596B (en) | 2018-03-15 | 2018-03-15 | Rear suspension cushion assembly of engine |
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| CN113815397B (en) * | 2021-10-31 | 2023-09-01 | 东风商用车有限公司 | Power assembly suspension cushion assembly for commercial vehicle |
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| CN104786810A (en) * | 2015-03-17 | 2015-07-22 | 东风柳州汽车有限公司 | Front-suspension cushion assembly of engine |
| CN204687823U (en) * | 2015-03-19 | 2015-10-07 | 东风柳州汽车有限公司 | Engine of heavy-duty car rear-suspending cushion assembly |
| CN104648110A (en) * | 2015-03-19 | 2015-05-27 | 东风柳州汽车有限公司 | Heavy car engine rear suspension cushion assembly |
| CN104896006B (en) * | 2015-06-30 | 2017-03-15 | 安徽江淮汽车集团股份有限公司 | Rear-suspending rubber cushion assembly |
| CN105109324A (en) * | 2015-09-24 | 2015-12-02 | 安徽安凯汽车股份有限公司 | Damping rubber pad |
| CN105172567B (en) * | 2015-09-29 | 2017-07-25 | 东风商用车有限公司 | A kind of car engine suspension assembly |
| CN205651956U (en) * | 2016-05-19 | 2016-10-19 | 大连安达汽车零部件有限公司 | Heavy automobile engine suspension bracket cushion assembly |
| CN105922855A (en) * | 2016-06-08 | 2016-09-07 | 安徽安凯汽车股份有限公司 | Engine suspension damping cushion assembly with adjustable pre-tightening stiffness |
| CN205706142U (en) * | 2016-06-30 | 2016-11-23 | 安徽江淮汽车股份有限公司 | A kind of dynamic assembly suspension structure |
| CN206493832U (en) * | 2017-01-22 | 2017-09-15 | 东风商用车有限公司 | A kind of car engine suspension cushion assembly |
| CN206598717U (en) * | 2017-02-27 | 2017-10-31 | 东风商用车有限公司 | A kind of axle sleeve type engine suspension soft pad assembly |
| CN107327345A (en) * | 2017-08-08 | 2017-11-07 | 十堰西来工贸有限公司 | A kind of engine rear mounting system structure |
| CN208164735U (en) * | 2018-03-15 | 2018-11-30 | 东风商用车有限公司 | A kind of engine rear mounting system assembly |
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| JP5009431B1 (en) * | 2011-09-13 | 2012-08-22 | 株式会社ダイナミックデザイン | Construction method of horizontal restoring spring device for seismic isolation structure |
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