CN102494069B - Compressing shear and tensile shear compound rubber vibration isolator - Google Patents
Compressing shear and tensile shear compound rubber vibration isolator Download PDFInfo
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- CN102494069B CN102494069B CN201110403779.8A CN201110403779A CN102494069B CN 102494069 B CN102494069 B CN 102494069B CN 201110403779 A CN201110403779 A CN 201110403779A CN 102494069 B CN102494069 B CN 102494069B
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Abstract
The invention discloses a compressing shear and tensile shear compound rubber vibration isolator which is characterized by comprising intermediate metal parts, rubber vibration isolating parts and connection supporting parts which are connected into a whole; the intermediate metal parts are symmetric around a central axis; the rubber vibration isolating parts are two symmetric <-shaped structural parts which have the same structure, each <-shaped structural part comprises an upper arm inclining upwards and a lower arm inclining downwards, one ends of the upper arms are connected with one ends of the lower arms, and the other ends of the upper arms and the other ends of the lower arms are respectively connected with the upper ends and the lower ends of the intermediate metal parts so that a diamond structure with four symmetric sides is formed; and the connection supporting parts are two metal parts, are symmetrically arranged and are respectively connected with the connection ends of the <-shaped structural parts of the rubber vibration isolating parts at respective sides. The vibration isolator provided by the invention can simultaneously exert compressing shear and tensile shear functions when bearing loads, has the characteristics of strong bearing capability as well as good vibration isolation and impact resistant effect and can show the same characteristic when bearing force in two opposite directions due to a symmetrical structural form.
Description
Technical field
The invention belongs to vibration and noise reducing shock resistant technique field, relate in particular to a kind of compression shear and tensile shear compound rubber vibration isolator.
Background technique
In the vibration and noise reducing means of the industry relevant devices such as vehicle, boats and ships, Aero-Space and building, due to rubber vibration isolator production and processing facility, with low cost at present, easily realize, structural type is flexible and changeable, can meet the needs of different use occasions, has therefore obtained being widely used.The main load metamorphism mode of rubber vibration isolator rubber parts of using at present is compression shear formula or tensile shear formula etc.In the compression shear formula, the compression shear distortion mainly occurs in rubber, can bear larger load, and intensity is higher.But the natural frequency of this kind of structural type vibration isolator is higher, make the system frequency of whole device higher, can reduce vibration isolating effect.In the tensile shear formula, stresses-shear mainly occurs in rubber, and the vibration isolator natural frequency is lower, makes the system frequency of whole device reduce, and can improve vibration isolating effect, but the bearing capacity of this kind of structure of vibration isolation device and intensity is lower.Therefore the vibration isolator of above-mentioned two kinds of forms is because the carrying form is more single, only there are the one-side characteristics such as rubber material compression shear or tensile shear, can not give full play to the advantage of rubber material each side, and in the environment of shock input is arranged, vibration isolator is from certain direction, meeting the effect of attenuate shock, also need special limit stoper is set in addition, increased complexity and processing and the maintenance cost of device.
Summary of the invention
The present invention is the problems referred to above that exist in order to overcome prior art, and provide a kind of by compression the time bearing capacity strong, good impact resistant effect, during Tensile, natural frequency is low, a kind of compression shear and tensile shear compound rubber vibration isolator that vibration isolating effect is good.
The technological scheme that the present invention takes is: a kind of compression shear and tensile shear compound rubber vibration isolator, be characterized in, and comprise the intermediate metal part, rubber vibration isolation part, the connection supporting element that are connected as a single entity; Described intermediate metal part is for connecting by device for vibration insutation, and bear, transmitted load and connect the rubber vibration isolation part; The shape of this intermediate metal part is with the medial axis symmetry; Described rubber vibration isolation part is for bearing load, separating vibration transmission and attenuate shock; Described rubber vibration isolation part is two symmetrically arranged, that structure is identical "<" shape structural members, each "<" shape structural member comprises an acclivitous upper arm and a downward-sloping underarm, one end of described upper arm and underarm is connected, the other end of described upper arm and underarm is connected with the upper and lower end of described intermediate metal part respectively, forms the diamond structure of one or four limit symmetries; Described connection supporting element is for connecting the rubber vibration isolation part and described vibration isolator being connected with plant bottom case; Described connection supporting element is two metalworks, is symmetrical arranged, and with the upper arm of "<" shape structural member of the rubber vibration isolation part of side separately, with the end that underarm is connected, is connected respectively.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, described intermediate metal part comprises an intermediolateral column and the upper connected unit and the lower connected unit that are arranged on the upper and lower two ends of described intermediolateral column, and the upper connected unit of described intermediate metal part is identical with lower connected unit structure, left and right shape symmetry; Described rubber vibration isolation part comprises all identical block rubbers of four structures and size, forms in twos one "<" shape structural member, is symmetricly set on the intermediolateral column both sides of described intermediate metal part.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, the upper connected unit of described intermediate metal part and lower connected unit respectively comprise tapered rubber vibration isolation part joint and an equipment assembly department; The crossing position of two conical surfaces of described rubber vibration isolation part joint is connected with the end of described intermediolateral column; The outer side surface of described each rubber vibration isolation part joint is made as the equipment assembly department.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, each block rubber shape of described rubber vibration isolation part is identical, is respectively cuboid, or cylindrical body, or dolioform cylinder, and the end face at two ends is plane; In two block rubbers of each side, an end of one of them block rubber is connected with a conical surface of the upper connected unit of a corresponding side of intermediate metal part, and an end of another block rubber is connected with lower connected unit one conical surface of this side of intermediate metal part; The other end of two block rubbers of each side is drawn close mutually, forms the space of a taper.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, described connection supporting element is two, structure is identical, is symmetrical arranged, and respectively comprises the tapered joint head and the floor installation section that are connected as a single entity; Two conical surfaces of described each tapered joint head are embedded in respectively in the conical surface space that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected; Described floor installation section consists of the cuboid extended back from described tapered joint head; Perhaps, described floor installation section consists of the cuboid of the inclination extended back at described tapered joint head, and at least one side in the rear portion of described cuboid is provided with right-angle notch.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, each block rubber shape of described rubber vibration isolation part is identical, is respectively cuboid, or cylindrical body, or dolioform cylinder; One end end face of each block rubber is plane, and the other end end face is inclined-plane; In two block rubbers that the end face of each side is plane, an end of one of them block rubber is connected with a conical surface of the upper connected unit of a corresponding side of intermediate metal part, and an end of another block rubber is connected with lower connected unit one conical surface of this side of intermediate metal part; The end that end face is inclined-plane is drawn close mutually, forms a taper.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, described connection supporting element is two, structure is identical, is symmetrical arranged, and respectively comprises connecting head and a floor installation section of the tapered groove be connected as a single entity; Two conical surface grooves of the connecting head of described each tapered groove are inlayed respectively and are enclosed within outside the taper that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected; Described floor installation section consists of the cuboid extended back from described tapered joint head.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, the upper connected unit of described intermediate metal part and lower connected unit respectively comprise rectangular rubber vibration isolation part joint and an equipment assembly department; Described upper connected unit is connected with the end of described intermediolateral column with lower connected unit; The outer side surface of rectangular rubber vibration isolation part joint is made as the equipment assembly department.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, each block rubber shape of described rubber vibration isolation part is identical, is respectively cuboid, or cylindrical body, or dolioform cylinder, and an end end face is plane, and the other end end face is inclined-plane; One end of two block rubbers that the end face of each side is plane is drawn close mutually, forms the space of a taper; In two block rubbers that the other end is inclined-plane, one end on the inclined-plane of one of them block rubber is connected with the face of the rectangle of the upper connected unit of a corresponding side of intermediate metal part, and an end on the inclined-plane of another block rubber is connected with the one side of the rectangle of the lower connected unit of this side of intermediate metal part.
Above-mentioned compression shear and tensile shear compound rubber vibration isolator, wherein, between described intermediate metal part and rubber vibration isolation part, the rubber vibration isolation part all adopts the rubber-metal vulcanization to be connected and fixed to be integrated with being connected between supporting element, the non-dismountable separation of various piece.
Because the present invention has adopted above technological scheme, the technique effect of its generation is obvious:
1, described rubber vibration isolation part is connected to the diamond structure that is combined to form one or four limit symmetries with the two ends up and down of described intermediate metal part both sides, and whole vibration isolator structure is designed to symmetric form, rubber material low characteristics of natural frequency when strong, the good impact resistant effect of bearing capacity, Tensile by compression the time had both been taken full advantage of, make again vibration isolator when bearing load, rubber material can be brought into play the advantage of the effect of compression shear and tensile shear simultaneously;
2, due to the structural type symmetry of vibration isolator of the present invention; therefore; when vibration isolator when bearing vertical and horizontal shock input; make vibration isolator all there is identical characteristic under vertical two opposite directions and the effect of horizontal two opposite direction shock inputs; have rubber to produce the compression shear distortion, thereby shock proof effect is played in the attenuate shock input; do not need special limit stoper is set again, make whole isolation mounting structure more succinct practical;
3, in addition, vibration isolator structure can be made full symmetric, and when vertical installing and using, vibration isolator can not be subject to the restriction of installation direction, not there will be anti-loaded situation, for scene, installs and facilitates, and can meet the shock proof requirement of various occasion equipment vibration isolation.
The accompanying drawing explanation
Fig. 1 is a kind of embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.
Fig. 2 is the another kind of embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.
Fig. 3 is another embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.
Fig. 4 is another embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.
Fig. 5 is the structural representation that also has a kind of embodiment of compression shear of the present invention and tensile shear compound rubber vibration isolator.
Embodiment
A kind of compression shear of the present invention and tensile shear compound rubber vibration isolator, comprise the intermediate metal part, rubber vibration isolation part, the connection supporting element that are connected as a single entity; Described intermediate metal part is for connecting by device for vibration insutation, and bear, transmitted load and connect the rubber vibration isolation part; The shape of this intermediate metal part is with the medial axis symmetry; Described rubber vibration isolation part is for bearing load, separating vibration transmission and attenuate shock; Described rubber vibration isolation part is two symmetrically arranged, that structure is identical "<" shape structural members, each "<" shape structural member comprises an acclivitous upper arm and a downward-sloping underarm, one end of described upper arm and underarm is connected, the other end of described upper arm and underarm is connected with the upper and lower end of described intermediate metal part respectively, forms the diamond structure of one or four limit symmetries; Described connection supporting element is for connecting the rubber vibration isolation part and described vibration isolator being connected with plant bottom case; Described connection supporting element is two metalworks, is symmetrical arranged, and with the upper arm of "<" shape structural member of the rubber vibration isolation part of side separately, with the end that underarm is connected, is connected respectively.For equipment being had to the occasion of vibration isolation and shock resistance requirement.
Further illustrate characteristic of property of the present invention below in conjunction with specific embodiment and accompanying drawing.
Refer to Fig. 1, Fig. 1 is a kind of embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.Compression shear of the present invention and tensile shear compound rubber vibration isolator mainly by intermediate metal part 11, rubber vibration isolation part 12, be connected supporting element 13 and form, whole vibration isolator adopts the rubber-metal sulfuration process to form an integral body, the non-dismountable separation of various piece.
11 of described intermediate metal parts are one, comprise intermediolateral column 111, be arranged on upper connected unit 112 and the lower connected unit 113 at intermediolateral column two ends; Described upper connected unit is identical with lower connected unit structure, left and right shape symmetry.In the present embodiment, described upper connected unit 112 and lower connected unit 113 respectively comprise tapered rubber vibration isolation part joint 1121,1131 and an equipment assembly department 1122,1132.
The crossing position of two conical surfaces of described rubber vibration isolation part joint is connected with the end of described intermediolateral column 111; The crossing opposite side of two conical surfaces of described rubber vibration isolation part joint is made as the equipment assembly department.In the present embodiment, described equipment assembly department is a plane.When equipment load is applied on the intermediate metal part, be delivered to the rubber vibration isolation part by the intermediate metal part, rubber vibration isolation part bearing load is deformed, play vibration isolation and shock resistance effect.
Described rubber vibration isolation part 12 comprises four structures and measure-alike block rubber 121,122,123,124, form in twos the form of "<" shape structural member, be symmetricly set on the both sides of described intermediate metal part, with the two ends up and down of described intermediate metal part both sides, be connected the diamond structure that is combined to form one or four limit symmetries.In the present embodiment, two block rubbers 121,122 are respectively the underarm of a upper arm be tilted to and under being tilted to, wherein, one end of the upper arm 121 be tilted to is connected with a conical surface of the upper connected unit 112 of a corresponding side of intermediate metal part, underarm 122 under being tilted to is connected with a conical surface of the lower connected unit 113 of this side with the intermediate metal part, and the other end of this two block rubber 121,122 is drawn close mutually; Equally, another two block rubbers 123,124 are respectively the underarm of a upper arm be tilted to and under being tilted to, one end of the upper arm 123 be tilted to is connected with another conical surface of the upper connected unit 112 of a corresponding side of intermediate metal part, underarm 124 under being tilted to is connected with another conical surface of the lower connected unit 113 of this side with the intermediate metal part, and the other end of this two block rubber 123,124 is drawn close mutually.Form the diamond structure of one or four limit symmetries.Being shaped as of each block rubber described in the present embodiment is rectangular-shaped, and the end face at two ends is plane.Angle design between two block rubbers of each "<" shape structural member, can be definite by required vibration isolator performance between 25 ~ 75 degree, and for example the present embodiment is designed to 45
o.When drawing close mutually, the other end of two block rubbers of described each side forms the space of a taper in end.When vibration isolator bears positive vertical load, two of tops of vibration isolator block rubber 121,123 produces the compression shear distortion, and two of belows block rubber 122,124 produces stresses-shear.When bearing anti-vertical load, two of tops block rubber 121,123 produces stresses-shear, two of belows block rubber 122,124 produces the compression shear distortion, when bearing rightabout load, vibration isolator can show identical characteristic of property, and when bearing lateral load due to the rubber vibration isolation part and between metalwork be connected to form the diamond structure of one or four limit symmetries, identical when making its performance characteristics and bearing vertical load.
Described connection supporting element is symmetrically arranged two metalworks 131,132, and structure is identical, is symmetrical arranged, and each metalwork is connected with the other end that two block rubbers of place one side are drawn close mutually separately, but upper and lower surface connection device base all.Its structure be take metalwork 131 and is described as example: connect the floor installation section 1312 that supporting element 131 comprises a tapered joint head 1311 and is arranged on the first end of described taper connection, in the cone space that the other end that two conical surfaces of described each tapered joint head are embedded in respectively with described two block rubbers of side are drawn close mutually separately forms, with the rubber vibration isolation part, be connected.Floor installation section 1312 described in the present embodiment consists of a cuboid.
During use, described vibration isolator is arranged on the below of equipment usually, plays connection device and base, bears equipment load, the effect that the xegregating unit vibration is transmitted and attenuate shock is inputted.Adopt the fastening piece such as bolt by the intermediate metal part with by device for vibration insutation, be connected, to connect supporting element is connected with plant bottom case, connect the metallic adjusted pad that can install different-thickness between supporting element and plant bottom case additional at vibration isolator, be used for adjusting the vibration isolator height to meet the use needs, vibration isolator can play a role after installing and connecting, and does not need to carry out other operation.If vibration isolator is full symmetric structural type, when vertical installing and using, the forward and reverse installation of vibration isolator all can.The equipment load that vibration isolator bears should not surpass its load rating value (being the bearable load value), is advisable in 70% left and right that generally should be its load rating, and now the carrying situation of vibration isolator, vibration isolating effect and shock resistance damping capacity are more satisfactory.
Refer to Fig. 2, Fig. 2 is the another kind of embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.Compression shear of the present invention with tensile shear compound rubber vibration isolator intermediate metal part 21, rubber vibration isolation part 22, be connected supporting element 23, the present embodiment and Fig. 1 embodiment difference are, the shape of the intermediolateral column 211 of described intermediate metal part is that the width of column is and increases progressively trend, makes dual-side show slightly inclination.Another difference is, the equipment assembly department 2121 of described upper connected unit 212 for to be provided with a groove 21211 on a plane, and the equipment assembly department 2131 of described lower connected unit 213 is curved so that with the equipment connection of special construction.In this embodiment, the described supporting element 23 that respectively connects also respectively comprises a tapered joint head and the floor installation section be connected as a single entity, two conical surfaces of described each tapered joint head are embedded in respectively in the conical surface space that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected; Described floor installation section consists of the cuboid of the inclination extended back at described tapered joint head, and at least one side in the rear portion of described cuboid is provided with right-angle notch 2311.During installation, plant bottom case can be stuck in this breach, make fixing more reliable.
Refer to Fig. 3, Fig. 3 is another embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.Compression shear of the present invention with tensile shear compound rubber vibration isolator intermediate metal part 31, rubber vibration isolation part 32, be connected supporting element 33, the present embodiment and Fig. 1 embodiment difference be, each block rubber of described rubber vibration isolation part be shaped as dolioform cylinder.
Refer to Fig. 4, Fig. 4 is another embodiment's of compression shear of the present invention and tensile shear compound rubber vibration isolator structural representation.Compression shear of the present invention with tensile shear compound rubber vibration isolator intermediate metal part 41, rubber vibration isolation part 42, be connected supporting element 43.The present embodiment and Fig. 1 embodiment difference be, an end end face of each block rubber 421,422,423,424 of rubber vibration isolation part 42 is plane, and the other end end face is inclined-plane, and the end end face be connected in twos be respectively inclined-plane, and the end end face separated in twos is still plane; In two block rubbers 421,422 that the end face of one side is plane, one end of one of them block rubber 421 is connected with a conical surface of the upper connected unit 411 of a corresponding side of intermediate metal part 41, and an end of another block rubber 422 is connected with lower connected unit 412 1 conical surfaces of this side of intermediate metal part; In two block rubbers 423,424 that the end face of opposite side is plane, one end of one of them block rubber 423 is connected with another conical surface of the upper connected unit 411 of a corresponding side of intermediate metal part 41, and an end of another block rubber 424 is connected with another conical surface of the lower connected unit 412 of this side of intermediate metal part.The end that the end face of each side is inclined-plane is drawn close mutually, forms a taper.
According to this embodiment, described connection supporting element 43 is two, and structure is identical, is symmetrical arranged, and respectively comprises connecting head 431 and a floor installation section 432 of the tapered groove 4311 be connected as a single entity; Two conical surface grooves of the connecting head of described each tapered groove are inlayed respectively and are enclosed within outside the taper that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected; Described floor installation section consists of the cuboid extended back from described tapered joint head.
Refer to Fig. 5, Fig. 5 is the structural representation that also has a kind of embodiment of compression shear of the present invention and tensile shear compound rubber vibration isolator.Compression shear of the present invention with tensile shear compound rubber vibration isolator intermediate metal part 51, rubber vibration isolation part 52, be connected supporting element 53.In the present embodiment, the upper connected unit 511 of described intermediate metal part 51 and lower connected unit 512 respectively comprise rectangular rubber vibration isolation part joint and an equipment assembly department; Described upper connected unit and lower connected unit are respectively extended and are formed up and down by the end of described intermediolateral column.The outer side surface of rectangular rubber vibration isolation part joint is made as the equipment assembly department.
In described rubber vibration isolation part 52, identical with each block rubber 522,524 shapes as underarm as each block rubber 521,523 of upper arm, the end face of the end be connected in twos is plane, and the other end end face be connected with the intermediate metal part is inclined-plane.In the present embodiment, in two block rubbers that the end face that is arranged on intermediate metal part one side is inclined-plane, one end on the inclined-plane of one of them block rubber 521 is connected with the face of the rectangle of the corresponding side of upper connected unit 511 of intermediate metal part 51, and an end on the inclined-plane of another block rubber 522 is connected with the one side of the rectangle of the lower connected unit 512 of this side of intermediate metal part.Equally, in two block rubbers that the end face that is arranged on intermediate metal part opposite side is inclined-plane, one end on the inclined-plane of one of them block rubber 523 is connected with the face of the rectangle of the corresponding side of upper connected unit 511 of intermediate metal part 51, and an end on the inclined-plane of another block rubber 524 is connected with the one side of the rectangle of the lower connected unit 512 of this side of intermediate metal part.
In the present embodiment, the structure of described connection supporting element 53 is identical with Fig. 1, respectively comprises the tapered joint head 531 and the floor installation section 532 that are connected as a single entity; Two conical surfaces of described each tapered joint head are embedded in respectively in the conical surface space that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected; Described floor installation section consists of the cuboid extended back from described tapered joint head.
The shape of intermediate metal part of the present invention, rubber vibration isolation part, connection supporting element includes but not limited to the structure shown in above-mentioned schematic diagram.
Between described intermediate metal part and rubber vibration isolation part, the rubber vibration isolation part all adopts the rubber-metal vulcanization to connect with being connected between supporting element, be fixed as one, the non-dismountable separation of various piece.
The present invention is because vibration isolator rubber vibration isolation part is symmetrical diamond structure form, all can produce compression shear and stresses-shear bearing rubber parts under vertical two opposite direction load conditions simultaneously, given full play to rubber material by compression the time bearing capacity strong, good impact resistant effect, the low advantage of natural frequency during Tensile.It is identical when when bearing lateral load, the performance characteristics of rubber parts is with vertical load simultaneously.In addition, vibration isolator is when bearing the shock input of different direction, symplex structure due to rubber parts, make vibration isolator under vertical and horizontal positive and negative both direction shock input effect, have rubber to produce the compression shear distortion, the attenuate shock input, play shock proof effect, therefore do not need to arrange again special limit stoper.This composite bearing mode makes vibration isolator vertical and when lateral stressed, can give full play to the advantage of rubber material, and vibration isolator can play good vibration isolation and shock proof effect on vertical and lateral bearing direction.
In addition, due to vibration isolator intermediate metal part be connected the supporting piece structure symmetry, the upper and lower surface of equipment assembly department can be connected and fixed equipment, therefore vibration isolator is when vertical installing and using, vibration isolator can not be subject to the restriction of installation direction, not there will be anti-loaded situation, for scene, install and facilitate.
Vibration isolator principle and novel and reasonable structure in the present invention, practicality is easily promoted, and due to the structural type symmetry, when vertical and horizontal positive and negative both direction is stressed, can bring into play the carrying of rubber material compression shear greatly and the low advantage of tensile shear natural frequency.And under the effect of all directions shock input, have rubber to produce the compression shear distortion, the attenuate shock input, play shock proof effect, do not need to arrange special limit stoper again.Vibration isolator can not be subject to the restriction of installation direction simultaneously, for scene, installs and facilitates.In the industry vibration and noise reducing shock resistance fields such as boats and ships, space flight and aviation, automobile, machinery, building, can be generalizable, market prospects are wide.
Claims (10)
1. a compression shear and tensile shear compound rubber vibration isolator, is characterized in that, comprises the intermediate metal part, the rubber vibration isolation part that are connected as a single entity, connects supporting element;
Described intermediate metal part is for connecting by device for vibration insutation, and bear, transmitted load and connect the rubber vibration isolation part; The shape of this intermediate metal part is with the medial axis symmetry;
Described rubber vibration isolation part is for bearing load, separating vibration transmission and attenuate shock; Described rubber vibration isolation part is two symmetrically arranged, that structure is identical "<" shape structural members, each "<" shape structural member comprises an acclivitous upper arm and a downward-sloping underarm, one end of described upper arm and underarm is connected, the other end of described upper arm and underarm is connected with the upper and lower end of described intermediate metal part respectively, forms the diamond structure of one or four limit symmetries;
Described connection supporting element is for connecting the rubber vibration isolation part and described vibration isolator being connected with plant bottom case; Described connection supporting element is two metalworks, is symmetrical arranged, and with the upper arm of "<" shape structural member of the rubber vibration isolation part of side separately, with the end that underarm is connected, is connected respectively.
2. a kind of compression shear according to claim 1 and tensile shear compound rubber vibration isolator, it is characterized in that, described intermediate metal part comprises an intermediolateral column and is arranged on upper connected unit and the lower connected unit at the upper and lower two ends of described intermediolateral column, the upper connected unit of described intermediate metal part is identical with lower connected unit structure, left and right shape symmetry; Described rubber vibration isolation part comprises all identical block rubbers of four structures and size, forms in twos one "<" shape structural member, is symmetricly set on the intermediolateral column both sides of described intermediate metal part.
3. a kind of compression shear according to claim 2 and tensile shear compound rubber vibration isolator, is characterized in that, the upper connected unit of described intermediate metal part and lower connected unit respectively comprise tapered rubber vibration isolation part joint and an equipment assembly department; The crossing position of two conical surfaces of described rubber vibration isolation part joint is connected with the end of described intermediolateral column; The outer side surface of described each rubber vibration isolation part joint is made as the equipment assembly department.
4. compression shear according to claim 3 and tensile shear compound rubber vibration isolator, is characterized in that, each block rubber shape of described rubber vibration isolation part is identical, is respectively cuboid, or cylindrical body, or dolioform cylinder; The end face at each block rubber two ends is plane;
In two block rubbers of each side, an end of one of them block rubber is connected with a conical surface of the upper connected unit of a corresponding side of intermediate metal part, and an end of another block rubber is connected with lower connected unit one conical surface of this side of intermediate metal part; The other end of two block rubbers of each side is drawn close mutually, forms the space of a taper.
5. a kind of compression shear according to claim 4 and tensile shear compound rubber vibration isolator, is characterized in that, described connection supporting element is two, and structure is identical, is symmetrical arranged, and respectively comprises the tapered joint head and the floor installation section that are connected as a single entity; Two conical surfaces of described each tapered joint head are embedded in respectively in the conical surface space that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected;
Described floor installation section consists of the cuboid extended back from described tapered joint head; Perhaps, described floor installation section consists of the cuboid of the inclination extended back at described tapered joint head, and at least one side in the rear portion of described cuboid is provided with right-angle notch.
6. compression shear according to claim 3 and tensile shear compound rubber vibration isolator, is characterized in that, each block rubber shape of described rubber vibration isolation part is identical, is respectively cuboid, or cylindrical body, or dolioform cylinder; One end end face of each block rubber is plane, and the other end end face is inclined-plane; In two block rubbers that the end face of each side is plane, an end of one of them block rubber is connected with a conical surface of the upper connected unit of a corresponding side of intermediate metal part, and an end of another block rubber is connected with lower connected unit one conical surface of this side of intermediate metal part; The end that end face is inclined-plane is drawn close mutually, forms a taper.
7. a kind of compression shear according to claim 6 and tensile shear compound rubber vibration isolator, it is characterized in that, described connection supporting element is two, and structure is identical, be symmetrical arranged, respectively comprise connecting head and a floor installation section of the tapered groove be connected as a single entity; Two conical surface grooves of the connecting head of described each tapered groove are inlayed respectively and are enclosed within outside the taper that the another side of described two block rubbers of side forms separately, with described rubber vibration isolation part, are connected;
Described floor installation section consists of the cuboid extended back from described tapered joint head.
8. compression shear according to claim 2 and tensile shear compound rubber vibration isolator, is characterized in that, the upper connected unit of described intermediate metal part and lower connected unit respectively comprise rectangular rubber vibration isolation part joint and an equipment assembly department; Described upper connected unit is connected with the end of described intermediolateral column with lower connected unit; The outer side surface of rectangular rubber vibration isolation part joint is made as the equipment assembly department.
9. compression shear according to claim 8 and tensile shear compound rubber vibration isolator, is characterized in that, each block rubber shape of described rubber vibration isolation part is identical, be respectively cuboid, or cylindrical body, or dolioform cylinder, one end end face is plane, and the other end end face is inclined-plane; One end of two block rubbers that the end face of each side is plane is drawn close mutually, forms the space of a taper; In two block rubbers that the other end is inclined-plane, one end on the inclined-plane of one of them block rubber is connected with the face of the rectangle of the upper connected unit of a corresponding side of intermediate metal part, and an end on the inclined-plane of another block rubber is connected with the one side of the rectangle of the lower connected unit of this side of intermediate metal part.
10. according to the described compression shear of claim 1 ~ 9 any one and tensile shear compound rubber vibration isolator, it is characterized in that, between described intermediate metal part and rubber vibration isolation part, the rubber vibration isolation part all adopts the rubber-metal vulcanization to be connected and fixed to be integrated with being connected between supporting element, the non-dismountable separation of various piece.
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| CN107217590A (en) * | 2017-06-14 | 2017-09-29 | 武汉海润工程设备有限公司 | A kind of bridge extension joint with volute spring displacement control system |
| CN110439947A (en) * | 2019-08-16 | 2019-11-12 | 沈阳智振科技有限公司 | A kind of vibration isolator based on diamond shape periodic structure |
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| CN1457229A (en) * | 2003-06-12 | 2003-11-19 | 季馨 | Nonfrontal module impact resistant vibration isolator |
| CN201827290U (en) * | 2010-10-25 | 2011-05-11 | 无锡市华东减震器有限公司 | Inner framework structure of shear type rubber vibration isolator |
| CN202381609U (en) * | 2011-12-08 | 2012-08-15 | 中国船舶重工集团公司第七一一研究所 | Compound type rubber vibration isolator for compression shearing and tensile shearing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US2538954A (en) * | 1945-12-12 | 1951-01-23 | M B Mfg Company Inc | Nondirectional isolator unit |
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|---|---|---|---|---|
| CN1457229A (en) * | 2003-06-12 | 2003-11-19 | 季馨 | Nonfrontal module impact resistant vibration isolator |
| CN201827290U (en) * | 2010-10-25 | 2011-05-11 | 无锡市华东减震器有限公司 | Inner framework structure of shear type rubber vibration isolator |
| CN202381609U (en) * | 2011-12-08 | 2012-08-15 | 中国船舶重工集团公司第七一一研究所 | Compound type rubber vibration isolator for compression shearing and tensile shearing |
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Application publication date: 20120613 Assignee: SHANGHAI QIYAO SYSTEM ENGINEERING CO., LTD. Assignor: The 711th Research Institute of China Shipbuilding Industrial Corporation(CSIC) Contract record no.: 2014310000149 Denomination of invention: Compressing shear and tensile shear compound rubber vibration isolator Granted publication date: 20140108 License type: Exclusive License Record date: 20140807 |
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Effective date of registration: 20151204 Address after: 201108 Shanghai city Minhang District Huaning Road No. 3111 Building 1 room 629 Patentee after: Shanghai shine Heavy Industry Co., Ltd. Address before: 201108 Shanghai city Minhang District Huaning Road No. 3111 Patentee before: The 711th Research Institute of China Shipbuilding Industrial Corporation(CSIC) |