CN112483571A - Bushing suspension with asymmetric inner core - Google Patents
Bushing suspension with asymmetric inner core Download PDFInfo
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- CN112483571A CN112483571A CN202011205586.7A CN202011205586A CN112483571A CN 112483571 A CN112483571 A CN 112483571A CN 202011205586 A CN202011205586 A CN 202011205586A CN 112483571 A CN112483571 A CN 112483571A
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- inner core
- rubber
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- rubber member
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- 239000000725 suspension Substances 0.000 title claims abstract description 21
- 230000000670 limiting effect Effects 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims description 27
- 229910003460 diamond Inorganic materials 0.000 claims description 7
- 239000010432 diamond Substances 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 6
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000002955 isolation Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008034 disappearance Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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Classifications
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
- F16F1/3835—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type characterised by the sleeve of elastic material, e.g. having indentations or made of materials of different hardness
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
- F16F1/3842—Method of assembly, production or treatment; Mounting thereof
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
- F16F1/3842—Method of assembly, production or treatment; Mounting thereof
- F16F1/3856—Vulcanisation or gluing of interface between rigid and elastic sleeves
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
- F16F1/3863—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type characterised by the rigid sleeves or pin, e.g. of non-circular cross-section
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/02—Materials; Material properties solids
- F16F2224/025—Elastomers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Springs (AREA)
Abstract
The invention discloses an inner core asymmetric bushing suspension which comprises an outer sleeve, a rubber part and an inner core, wherein the rubber part is arranged in the outer sleeve, the inner core is wrapped by the rubber part, an inner core body of the inner core is arranged into an asymmetric structure, so that the rigidity of an inner core limiting block of the inner core is inconsistent, the design can effectively reduce the rigidity of the part when the dynamic environment of the part reaches more than 1000HZ, and the vibration isolation effect of the inner core under a high-frequency condition is better.
Description
Technical Field
The invention relates to the field of design and manufacture of suspensions, in particular to a bushing suspension with an asymmetric inner core.
Background
The suspension is an automobile power assembly part used for reducing and controlling the transmission of engine vibration and playing a role in supporting, is widely applied to the current automobile industry, is used as a part in an engine to ensure the safety of the engine, and has the advantages that the overall strength of the suspension part needs to reach a certain condition, and the matching between the suspension part and each part in the engine needs to be more precise; the inner core of the traditional structure on the market at present is the symmetrical structure, makes the rigidity of each inner core stopper unanimous make the inner core of traditional structure vibration isolation effect not good under the high frequency condition.
Disclosure of Invention
The inner core asymmetric bushing suspension overcomes the defects of the prior art, and is simple in structure, reasonable in design, low in cost and good in vibration isolation effect.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the utility model provides an asymmetric bush suspension of inner core, includes overcoat, rubber spare and inner core, and the rubber spare sets up in the overcoat, and the inner core is wrapped up by the rubber spare, and the inner core body of inner core sets to asymmetric structure for the rigidity inconsistent of the inner core stopper of inner core.
Furthermore, the inner core comprises an inner core body and an inner core mounting part, and the inner core body is arranged above the inner core mounting part; the inner core body is in a diamond column shape, and four corners of the inner core body are provided with quadrangular inner core limiting blocks which extend into the shape of a quadrangular prism; the side face of the inner core is provided with inner core convex parts, the inner core convex parts are rectangular blocks, the side face of the inner core convex parts and the side face of the inner core are in inclined plane transition, the length and the thickness of each inner core convex part on the side face of the inner core and the inclination of the inclined plane are different, and the distance between each inner core convex part and the inner core limiting block is different; the inner core body is also provided with an inner core threaded hole and a first inner core weight-reducing concave hole, the inner core threaded hole penetrates through two end faces of the inner core body, the inner core threaded hole is cylindrically arranged on the central axis of the inner core body, and the first inner core weight-reducing concave hole is trapezoidal and columnar and surrounds the inner core threaded hole; one end of the inner core body, which is far away from the inner core mounting part, is also provided with a rectangular concave recess for mounting the inner core.
Furthermore, the inner core mounting part comprises a mounting connection part and a mounting fixing part, the mounting connection part is in a circular truncated cone shape, the lower bottom side surface of the mounting connection part is connected with one end of the inner core body, the mounting fixing part is arranged on the upper bottom side surface of the mounting connection part, and the mounting fixing part is in a cylindrical shape; the central axis of the mounting and jointing part is provided with a through hole which is a mounting and jointing through hole, the central axis of the mounting and fixing part is provided with a through hole which is a mounting and fixing through hole, and the mounting and jointing through hole and the mounting and fixing through hole are consistent in radius and communicated with the threaded hole of the inner core; the side face of the installation joint part is provided with inner core hollows corresponding to the space between the inner core protruding part and the inner core limiting block, and the bevel edge face of the installation joint part is provided with second inner core weight reducing concave holes corresponding to the inner core hollows, and the second inner core weight reducing concave holes are in a fan-shaped column shape.
Further, the overcoat include installation department and stopper, the stopper sets up in the installation department.
Furthermore, the mounting part is in a hollow cylinder shape, two end faces of the mounting part are absent, an isosceles trapezoid-shaped recess is formed in one end of the mounting part and is concave, and the concave of the mounting part corresponds to the positions where two acute angles of the rhombic column in the inner core body face; the limiting block is arranged inside the mounting part.
Further, the stopper set up in the installation department inner wall and keep away from the recessed one end of installation department, the stopper is right trapezoid cubic, the lower limit face of going to the bottom of stopper and the inner wall laminating of installation department, the recessed place one end of its hypotenuse face orientation installation department, the inside of stopper be provided with fretwork and its right angle limit face disappearance of three and above.
Further, the rubber spare include that rubber spare inner contact, rubber spare joint portion and rubber spare are outer to be contacted, be connected through rubber spare joint portion between rubber spare inner contact and the outer contact of rubber spare, rubber spare inner contact in the inner core contact, the outer contact of rubber spare and overcoat contact.
Furthermore, the rubber piece inner contact corresponds to and is attached to the inner core, and comprises a rubber piece body and a rubber piece attaching part; the rubber part body is in a hollow diamond column shape, four corners of the rubber part body are provided with quadrangular prism-shaped inner core limiting block embedding parts extending to form an inner core, and the inner wall of the rubber part body is provided with an inner core contact part corresponding to the inner core convex part; the rubber part attaching part is arranged below the rubber part body and consists of a hollow round table and a hollow cylinder, wherein the lower bottom surface of the hollow round table is absent, the internal space of the hollow round table, the internal space of the hollow cylinder and the internal space of the rubber part body are communicated, and a rubber connecting part corresponding to the inner core weight-reducing concave hole is arranged on the inclined edge surface of the internal space of the hollow round table; the inner contact of the rubber piece is fixedly connected with the outer contact of the rubber piece through the linking part of the rubber piece.
Furthermore, the rubber part joint part is in a rhombic column shape and is respectively in contact connection with the outer part of the rubber part and the inner part of the rubber part, and included angles generated after the rubber part joint block is in contact connection with the outer part of the rubber part and the inner part of the rubber part are in curved surface transition.
Furthermore, the rubber part external contact is in a hollow cylinder shape, two end faces of the rubber part external contact are absent, a rubber buffer block is arranged on the inner wall of the rubber part external contact, the rubber buffer block is arranged between the rubber part linking parts and is attached to the inner wall of the rubber part external contact, one end of the rubber part external contact is provided with a rubber concave groove corresponding to the concave groove of the installation part, and the other end of the rubber part external contact is provided with an external contact extension; the external contact extend and correspond with the stopper and with the rubber spare external contact between adopt the inclined plane excessive, adopt the cambered surface to seal between external contact extend and the rubber spare laminating portion, this cambered surface is for sealing the cambered surface, wherein the regional closed cambered surface that two obtuse angles of the hollow rhombus column correspond in external contact extend and the rubber spare body lacks.
The invention has the beneficial effects that:
1. the inner core is asymmetric in structure from top to bottom and from left to right, so that the rigidity of each inner core limiting block is inconsistent, and the design can effectively reduce the rigidity of the part when the dynamic environment reaches more than 1000HZ, so that the inner core has a better vibration isolation effect under a high-frequency condition.
2. The invention greatly improves the performance through a vulcanization process, and particularly greatly improves a series of physical and mechanical properties such as the stress at definite elongation, elasticity, hardness, tensile strength and the like of the rubber piece.
3. Reasonable design and simple structure improve the production efficiency of part.
4. The rubber piece wraps the inner core, and the inner core is prevented from being damaged or broken down due to collision and the like in the working process.
5. The rubber part joint block also provides a buffer effect when the rubber part is in external contact and in-contact connection, so that the protection effect of the rubber part is better.
Drawings
Fig. 1 is an overall structural view of the present invention.
Fig. 2 is a bottom view of the present invention.
Fig. 3 is a top view of the jacket.
Fig. 4 is a view of the underside of the jacket.
Fig. 5 is a view showing the structure of the rubber member.
Fig. 6 is a top view of the rubber member.
Fig. 7 is a bottom view of the rubber member.
Fig. 8 is a view showing the structure of the inner core.
Figure 9 is a top view of the inner core.
Figure 10 is a bottom view of the inner core.
Fig. 11 is a view showing an internal structure of the rubber member.
Reference numbers in the figures:
1. a jacket; 2. a rubber member; 3. an inner core; 11. an installation part; 12. a limiting block; 13. the mounting part is concave; 14. hollowing out a space; 15. the rubber pieces are contacted internally; 16. a rubber member engaging portion; 17. the rubber part is in external contact; 18. a rubber member body; 19. a rubber member attaching portion; 20. an inner core limiting block embedding part; 21. an inner core contact portion; 22. a rubber engaging portion; 23. a rubber buffer block; 24. sinking rubber; 25. external contact extension; 26. closing the arc surface; 31. an inner core body; 32. an inner core mounting part; 33. an inner core limiting block; 34. an inner core lobe; 35. an inner core threaded hole; 36. a first inner core weight reduction concave hole; 37. the inner core is arranged to be concave; 38. mounting the joint part; 39. mounting a fixed part; 40. the inner core is hollowed out; 41. and the second inner core weight-reducing concave hole.
Detailed Description
The invention is further described with reference to the following figures and specific examples. It should be noted that the examples are only for specifically illustrating the present invention, and the purpose thereof is to make the technical solution of the present invention better understood by those skilled in the art, and should not be construed as limiting the present invention.
Example (b):
as shown in fig. 1 and 2, the invention discloses an asymmetric bushing suspension of an inner core, which comprises an outer sleeve 1, a rubber part 2 and an inner core 3, wherein the rubber part 2 is arranged in the outer sleeve 1, the inner core 3 is wrapped by the rubber part 2, and an inner core body 31 of the inner core 3 is arranged into an asymmetric structure, so that the rigidity of an inner core limiting block 33 of the inner core 3 is inconsistent, the design can effectively reduce the rigidity of the part when the dynamic environment of the part reaches more than 1000HZ, and the vibration isolation effect of the inner core 3 is better under the high-frequency condition.
As shown in fig. 8, 9 and 10, the inner core 3 is made of aluminum, which is not further oxidized and has good ductility, so that the present invention has high durability, and includes an inner core body 31 and an inner core mounting portion 32, wherein the inner core body 31 is disposed above the inner core mounting portion 32; the inner core body 31 is in a diamond column shape, and four corners of the inner core body 31 are provided with quadrangular inner core limiting blocks 33 which extend into a quadrangular shape; three inner core convex parts 34 are arranged on three side faces of the inner core 3, the three inner core convex parts are used for mounting and fixing and simultaneously change the symmetry of the inner core 3, the inner core convex parts 34 are rectangular blocks, inclined plane transition is adopted between the side faces of the inner core convex parts 34 and the side faces of the inner core 3, the length, the thickness and the inclination of the inclined plane of each inner core convex part 34 on the side faces of the inner core 3 are different, the distance between each inner core convex part 34 and the inner core limiting block 33 is different, so that the inner core 3 is changed and is asymmetric, the inner core 3 is used for influencing the rigidity of parts when the dynamic environment of the parts reaches more than 1000HZ, and the inner core 3 has better vibration isolation effect under the high-frequency condition; an inner core threaded hole 35 and a first inner core weight-reducing concave hole 36 which penetrate through two end faces of the inner core body 31 are further formed in the inner core body 31, the inner core threaded hole 35 is cylindrically formed in the central axis position of the inner core body 31, and the inner core threaded hole is installed and fixed with a preset fixing position through threads; the first inner core weight reducing concave hole 36 is in a trapezoidal column shape and surrounds the inner core threaded hole 35, so that the impact force relieving effect of the first inner core weight reducing concave hole 36 is better; one end of the inner core body 31, which is far away from the inner core mounting part 32, is further provided with a rectangular recess for an inner core mounting recess 37, which can be used for mounting or fixing a certain component and has a certain limiting effect.
The inner core mounting part 32 comprises a mounting connection part 38 and a mounting fixing part 39, and the mounting connection part 38 is in a circular truncated cone shape, so that the impact force is relieved when the inner core mounting part is subjected to axial impact; the lower bottom side surface of the installation connecting part 38 is connected with one end of the inner core body 31, the upper bottom side surface of the installation connecting part 38 is provided with an installation fixing part 39, and the installation fixing part 39 is cylindrical; a through hole is arranged at the central axis of the mounting and connecting part 38 and is a mounting and connecting through hole, a through hole is arranged at the central axis of the mounting and fixing part 39 and is a mounting and fixing through hole, and the mounting and connecting through hole and the mounting and fixing through hole are consistent in radius and communicated with the threaded hole 35 of the inner core; the side face of the installation joining part 38 is provided with two sets of inner core hollows 40 corresponding to the space between the inner core protruding part 34 and the inner core limiting block 33 for installation and fixation, the bevel edge face of the installation joining part 38 is provided with a pair of second inner core weight reducing concave holes 41 corresponding to the inner core hollows 40 for corresponding enhancement of connection stability between the inner core protruding part and the inner core limiting block 22 with the rubber joining part, and the second inner core weight reducing concave holes 41 are in a fan-shaped column shape and used for assisting the installation joining part 38 to relieve axial impact force.
As shown in fig. 3 and 4, the outer sleeve 1 comprises an installation part 11 and a limiting block 12 which are made of plastic, so that the production cost is reduced, and the limiting block 12 is arranged in the installation part 11.
The mounting part 11 is in a hollow cylinder shape, two end faces of the mounting part are absent, and one end of the mounting part 11 is provided with an isosceles trapezoid-shaped concave part which is a concave 13 of the mounting part and used for positioning during mounting, so that the situation of directional dislocation is prevented, and the mounting and the fixing are convenient; the concave 13 of the mounting part corresponds to the positions of two acute angles of the rhombic column in the inner core body 31, so that the mounting and the fixing are convenient; the stopper 12 is provided inside the mounting portion 11.
The limiting block 12 is arranged at one end of the inner wall of the mounting part 11, which is far away from the concave 13 of the mounting part, so that the axial rigidity of the outer sleeve 1 is improved, and a limiting effect is achieved, so that the rubber part 2 can accurately reach a preset position; stopper 12 is the right trapezoid cubic, stopper 12's the lower bottom limit face and the inner wall laminating of installation department 11, the recessed 13 place one end of its hypotenuse face orientation installation department, stopper 12's inside be provided with the fretwork space 14 of six departments be used for the installation fixed and alleviate impact force and its right angle limit face disappearance mainly used subtract heavy reduction manufacturing cost, promoted the manufacturability simultaneously and prevented that the uneven condition of shrink from appearing also can be used to cushion the impact force.
As shown in fig. 5, 6, 7 and 11, the rubber member 2 includes a rubber member inner contact 15, a rubber member engaging portion 16 and a rubber member outer contact 17, the rubber member inner contact 15 and the rubber member outer contact 17 are connected by the rubber member engaging portion 16, the rubber member inner contact 15 is in contact with the core 3, and the rubber member outer contact 17 is in contact with the sheath 1.
The rubber piece inner contact 15 corresponds to and is jointed with the inner core 3, and the rubber piece inner contact 15 comprises a rubber piece body 18 and a rubber piece jointing part 19; the rubber part body 18 is in a hollow diamond column shape, four corners of the rubber part body 18 are provided with quadrangular prism-shaped inner core limiting block embedding parts 20 extending into inner core limiting blocks for placing the inner core limiting blocks 33, and the inner wall of the rubber part body 18 is provided with an inner core contact part 21 corresponding to the inner core convex part 34 for installing the inner core convex part 34; the rubber part attaching part 19 is arranged below the rubber part body and consists of a hollow circular truncated cone and a hollow cylinder, wherein the lower bottom surface of the hollow circular truncated cone is absent, the internal space of the hollow circular truncated cone, the internal space of the hollow cylinder and the internal space of the rubber part body 18 are communicated, and a rubber connecting part 22 corresponding to the second inner core weight-reducing concave hole 41 is arranged on the inclined side surface of the internal space of the hollow circular truncated cone, so that the whole body is more tightly installed and fixed; the rubber inner contact 15 is connected and fixed to the rubber outer contact 17 by a rubber engaging portion 16.
The rubber part joining part 16 is in a rhombic column shape and is respectively connected with the rubber part external contact 17 and the rubber part internal contact 15, and included angles generated after the joining block of the rubber part 2 is connected with the rubber part external contact 17 and the rubber part internal contact 15 are in curved surface transition; the rubber 2 engagement block also provides a cushioning effect when connecting the rubber outer contact 17 and the rubber inner contact 15, so that the protection effect of the rubber 2 is better.
The rubber part external contact 17 is in a hollow cylinder shape, two end faces of the rubber part external contact 17 are absent, a rubber buffer block 23 is arranged on the inner wall of the rubber part external contact 17, the rubber buffer block 23 is arranged between the rubber part connecting parts 16 and is attached to the inner wall of the rubber part external contact 17, a rubber concave 24 corresponding to the concave 13 of the installation part is arranged at one end of the rubber part external contact 17 to facilitate installation and fixation, and an external contact extension 25 is arranged at the other end of the rubber part external contact 17; the external contact extend 25 and the limiting block 12 correspond and with the rubber piece external contact 17 between adopt the inclined plane excessively to make to be connected more smoothly, the external contact extend 25 and the rubber piece laminating part 19 between adopt the cambered surface to seal, this cambered surface is closed cambered surface 26, wherein the external contact extend 25 and the rubber piece body 18 in the two regional closed cambered surfaces 26 that the obtuse angle of hollow rhombus column corresponds lack and be used for alleviating the impact force.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (10)
1. The utility model provides an asymmetric bush suspension of inner core which characterized in that, includes overcoat, rubber spare and inner core, and the rubber spare sets up in the overcoat, and the inner core is wrapped up by the rubber spare, and the inner core body of inner core sets up asymmetric structure for the rigidity of the inner core stopper of inner core is inconsistent.
2. The asymmetric liner suspension of an inner core as claimed in claim 1, wherein said inner core includes an inner core body and an inner core mounting portion, the inner core body being disposed above the inner core mounting portion; the inner core body is in a diamond column shape, and four corners of the inner core body are provided with quadrangular inner core limiting blocks which extend into the shape of a quadrangular prism; the side face of the inner core is provided with inner core convex parts, the inner core convex parts are rectangular blocks, the side face of the inner core convex parts and the side face of the inner core are in inclined plane transition, the length and the thickness of each inner core convex part on the side face of the inner core and the inclination of the inclined plane are different, and the distance between each inner core convex part and the inner core limiting block is different; the inner core body is also provided with an inner core threaded hole and a first inner core weight-reducing concave hole, the inner core threaded hole penetrates through two end faces of the inner core body, the inner core threaded hole is cylindrically arranged on the central axis of the inner core body, and the first inner core weight-reducing concave hole is trapezoidal and columnar and surrounds the inner core threaded hole; one end of the inner core body, which is far away from the inner core mounting part, is also provided with a rectangular concave recess for mounting the inner core.
3. The asymmetric bush suspension of an inner core according to claim 2, wherein the inner core mounting portion comprises a mounting joint portion and a mounting fixing portion, the mounting joint portion is in a circular truncated cone shape, a lower bottom side face of the mounting joint portion is connected with one end of the inner core body, the upper bottom side face of the mounting joint portion is provided with the mounting fixing portion, and the mounting fixing portion is in a cylindrical shape; the central axis of the mounting and jointing part is provided with a through hole which is a mounting and jointing through hole, the central axis of the mounting and fixing part is provided with a through hole which is a mounting and fixing through hole, and the mounting and jointing through hole and the mounting and fixing through hole are consistent in radius and communicated with the threaded hole of the inner core; the side face of the installation joint part is provided with inner core hollows corresponding to the space between the inner core protruding part and the inner core limiting block, and the bevel edge face of the installation joint part is provided with second inner core weight reducing concave holes corresponding to the inner core hollows, and the second inner core weight reducing concave holes are in a fan-shaped column shape.
4. The asymmetric-core bushing suspension as claimed in claim 1, wherein said outer sleeve includes a mounting portion and a stopper, said stopper being disposed in said mounting portion.
5. The asymmetric bush suspension of an inner core of claim 4, wherein the mounting portion is hollow cylindrical, two end faces of the mounting portion are absent, an isosceles trapezoid-shaped recess is formed in one end of the mounting portion and is concave, and the concave portion of the mounting portion corresponds to the position where two acute angles of a rhombic column in the inner core body face; the limiting block is arranged inside the mounting part.
6. The asymmetric bush suspension of an inner core as claimed in claim 5, wherein the limiting block is arranged at one end of the inner wall of the mounting portion far away from the mounting portion, the limiting block is in a right trapezoid block shape, the lower bottom edge face of the limiting block is attached to the inner wall of the mounting portion, the bevel edge face of the limiting block faces one end of the mounting portion where the mounting portion is recessed, three or more hollow parts are arranged inside the limiting block, and the right angle edge faces of the hollow parts are missing.
7. The asymmetric bushing suspension of claim 1, wherein said rubber member comprises a rubber member inner contact, a rubber member engaging portion and a rubber member outer contact, said rubber member inner contact and said rubber member outer contact are connected by said rubber member engaging portion, said rubber member inner contact is in contact with said inner core, and said rubber member outer contact is in contact with said outer sleeve.
8. The asymmetric bushing suspension of an inner core according to claim 7, wherein the rubber member inner contact corresponds to and is attached to the inner core, and the rubber member inner contact comprises a rubber member body and a rubber member attaching portion; the rubber part body is in a hollow diamond column shape, four corners of the rubber part body are provided with quadrangular prism-shaped inner core limiting block embedding parts extending to form an inner core, and the inner wall of the rubber part body is provided with an inner core contact part corresponding to the inner core convex part; the rubber part attaching part is arranged below the rubber part body and consists of a hollow round table and a hollow cylinder, wherein the lower bottom surface of the hollow round table is absent, the internal space of the hollow round table, the internal space of the hollow cylinder and the internal space of the rubber part body are communicated, and a rubber connecting part corresponding to the inner core weight-reducing concave hole is arranged on the inclined edge surface of the internal space of the hollow round table; the inner contact of the rubber piece is fixedly connected with the outer contact of the rubber piece through the linking part of the rubber piece.
9. The asymmetric-core bushing suspension as claimed in claim 8, wherein said rubber-engaging portion is in the shape of a diamond column and is connected to said rubber-outer contact and said rubber-inner contact, respectively, and the included angles formed by said rubber-engaging portion and said rubber-outer contact and said rubber-inner contact are curved transitions.
10. The asymmetric-inner-core bushing suspension as claimed in claim 9, wherein the rubber member outer contact is hollow cylindrical and lacks at its two end faces, a rubber buffer block is provided on the inner wall of the rubber member outer contact, the rubber buffer block is provided between the rubber member joining portions and attached to the inner wall of the rubber member outer contact, a rubber recess corresponding to the mounting portion recess is provided at one end of the rubber member outer contact, and an outer contact extension is provided at the other end of the rubber member outer contact; the external contact extend and correspond with the stopper and with the rubber spare external contact between adopt the inclined plane excessive, adopt the cambered surface to seal between external contact extend and the rubber spare laminating portion, this cambered surface is for sealing the cambered surface, wherein the regional closed cambered surface that two obtuse angles of the hollow rhombus column correspond in external contact extend and the rubber spare body lacks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011205586.7A CN112483571A (en) | 2020-11-02 | 2020-11-02 | Bushing suspension with asymmetric inner core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011205586.7A CN112483571A (en) | 2020-11-02 | 2020-11-02 | Bushing suspension with asymmetric inner core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112483571A true CN112483571A (en) | 2021-03-12 |
Family
ID=74926445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011205586.7A Withdrawn CN112483571A (en) | 2020-11-02 | 2020-11-02 | Bushing suspension with asymmetric inner core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112483571A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619684A (en) * | 2021-09-15 | 2021-11-09 | 安徽江淮汽车集团股份有限公司 | Auxiliary frame structure of electric vehicle |
| DE102022112467A1 (en) | 2022-05-18 | 2023-11-23 | WEGU GmbH Schwingungsdämpfung | Elastic bearing with asymmetrical arrangement of elastomer springs |
| FR3136268A1 (en) * | 2022-06-07 | 2023-12-08 | Contitech Vibration Control | Joint for the elastic connection of two elements |
-
2020
- 2020-11-02 CN CN202011205586.7A patent/CN112483571A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619684A (en) * | 2021-09-15 | 2021-11-09 | 安徽江淮汽车集团股份有限公司 | Auxiliary frame structure of electric vehicle |
| DE102022112467A1 (en) | 2022-05-18 | 2023-11-23 | WEGU GmbH Schwingungsdämpfung | Elastic bearing with asymmetrical arrangement of elastomer springs |
| DE102022112467B4 (en) | 2022-05-18 | 2024-03-28 | WEGU GmbH Schwingungsdämpfung | Elastic bearing with asymmetrical arrangement of elastomer springs |
| FR3136268A1 (en) * | 2022-06-07 | 2023-12-08 | Contitech Vibration Control | Joint for the elastic connection of two elements |
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Application publication date: 20210312 |
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