CN204828431U - Damper - Google Patents
Damper Download PDFInfo
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- CN204828431U CN204828431U CN201520480689.2U CN201520480689U CN204828431U CN 204828431 U CN204828431 U CN 204828431U CN 201520480689 U CN201520480689 U CN 201520480689U CN 204828431 U CN204828431 U CN 204828431U
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- groove
- lug boss
- mesosphere
- inner sleeve
- overcoat
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Abstract
The utility model provides a damper, including endotheca, intermediate level and overcoat, be provided with first bellying or first recess on the lateral surface of endotheca, be provided with the second bellying with the first groove phase adaptation of second recess inclusive AND of first bellying looks adaptation on the medial surface in intermediate level, endotheca, intermediate level and overcoat are set up by interior and outer in proper order with one heart. The utility model discloses a damper, through set up arch or recess on the lateral surface of endotheca, the corresponding sets up the recess with protruding in the interior aspect in intermediate level, thereby the area of contact of endotheca with the intermediate level has been increased, in the time spent of doing that damper operation in -process received the torque, the possibility that endotheca and intermediate level break away from has been reduced, the ability that damper bore the high -speed rotational speed of fan blade has been improved, damper has been improved at the moment of torsion, stability under torque and axial force act on, thereby damper's reliability has been improved.
Description
Technical field
The utility model relates to antivibration area, particularly relates to a kind of vibration damper.
Background technique
The vibration damper (inserts) that metal and rubber synthesize is the one of rubber shock absorber, the high stiffness characteristics of the high damping characteristic of rubber material and metallic material combines and solves the implacable characteristic of common material by this kind of part, the fan blade inserts that air conditioner uses also synthesizes the development of vibration isolation inserts by single metal insert to metal and rubber gradually, this kind of inserts make use of the high damping characteristic of rubber material and the high stiffness characteristics of metallic material just, for eliminating motor commutation noise problem.
In order to solve the problem of insert structure reliability, normally increase the axial thickness of inserts, after increasing thickness, effective area of contact of rubber layer and inside and outside cover increases, therefore, under the effect of axial force, axial relative shift occurs and reduces, inserts reliability improves.But the increase of axial thickness, the overall dimensions of inserts also increases, and the less occasion in space uses and is restricted simultaneously.Generally little and thin inserts is often by radial rubber layer thickness design thinner (general radial thickness is 4-5mm), but vibration isolation requires to meet.Meet vibration isolation requirement, just must improve the thickness of radial rubber layer, structural reliability can not be met again.The rubber layer of existing inserts and the area of contact of inside and outside cover limited, the size that can bear shearing force is restricted, and reliability can not be met, and easily produces under the effect of moment of torsion and rock.
Model utility content
In view of the present situation of prior art, the purpose of this utility model is to provide a kind of vibration damper, improves the stability of vibration damper under moment of torsion, torque and responsive to axial force, improves the reliability of vibration damper.
For achieving the above object, the utility model adopts following technological scheme:
A kind of vibration damper, comprising:
Inner sleeve, the outer side surface of described inner sleeve is provided with the first lug boss or the first groove;
Mesosphere, the inner side surface in described mesosphere is provided with second groove suitable with described first lug boss or second lug boss suitable with described first groove; And
Overcoat, described inner sleeve, described mesosphere and described overcoat are from inside to outside arranged successively with one heart.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple described first lug boss, the inner side surface in described mesosphere is provided with multiple and described first lug boss the second groove one to one, described first lug boss is embedded in described second groove;
The outer side surface in described mesosphere and the inner side surface of described overcoat are smooth surface, described mesosphere and described overcoat smooth engagement.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple first groove, the inner side surface in described mesosphere is provided with multiple and described first groove the second lug boss one to one, described second lug boss is embedded in described first groove;
The outer side surface in described mesosphere and the inner side surface of described overcoat are smooth surface, described mesosphere and described overcoat smooth engagement.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple described first lug boss, the inner side surface in described mesosphere is provided with multiple and described first lug boss the second groove one to one, described first lug boss is embedded in described second groove;
The outer side surface in described mesosphere is provided with the 3rd lug boss, described 3rd lug boss is the annular boss being arranged on periphery, described mesosphere with one heart, the inner side surface of described overcoat is provided with four groove suitable with described 3rd lug boss, described 3rd lug boss is embedded in described 4th groove.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple first groove, the inner side surface in described mesosphere is provided with multiple and described first groove the second lug boss one to one, described second lug boss is embedded in described first groove;
The outer side surface in described mesosphere is provided with the 3rd groove, described 3rd groove is the annular recess being arranged on periphery, described mesosphere with one heart, the inner side surface of described overcoat is provided with the 4th lug boss, described 4th lug boss is the annular boss suitable with described 3rd groove, and described 4th lug boss is embedded in described 3rd groove.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple first groove, the inner side surface in described mesosphere is provided with multiple and described first groove the second lug boss one to one, described second lug boss is embedded in described first groove;
The outer side surface in described mesosphere is provided with equably multiple 3rd groove, the inner side surface of described overcoat is provided with multiple and described 3rd groove the 4th lug boss one to one, described 4th lug boss is embedded in described 3rd groove;
The position one_to_one corresponding of described first groove and described 4th lug boss is arranged.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple first groove, the inner side surface in described mesosphere is provided with multiple and described first groove the second lug boss one to one, described second lug boss is embedded in described first groove;
The outer side surface in described mesosphere is provided with equably multiple 3rd groove, the inner side surface of described overcoat is provided with multiple and described 3rd groove the 4th lug boss one to one, described 4th lug boss is embedded in described 3rd groove;
Stagger certain angle in the position of described first groove and described 4th lug boss.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple described first lug boss, the inner side surface in described mesosphere is provided with multiple and described first lug boss the second groove one to one, described first lug boss is embedded in described second groove;
The outer side surface in described mesosphere is provided with equably multiple 3rd lug boss, the inner side surface of described overcoat is provided with multiple and described 3rd lug boss the 4th groove one to one, described 3rd lug boss is embedded in described 4th groove;
Stagger certain angle in the position of described first lug boss and described 4th groove.
Wherein in an embodiment, the outer side surface of described inner sleeve is provided with equably multiple described first lug boss, the inner side surface in described mesosphere is provided with multiple and described first lug boss the second groove one to one, described first lug boss is embedded in described second groove;
The outer side surface in described mesosphere is provided with equably multiple 3rd lug boss, the inner side surface of described overcoat is provided with multiple and described 3rd lug boss the 4th groove one to one, described 3rd lug boss is embedded in described 4th groove;
The position one_to_one corresponding of described first lug boss and described 4th groove is arranged.
Wherein in an embodiment, the material of described inner sleeve and described overcoat is metal, and described mesosphere is rubber parts or silica gel part;
The injection moulding of described mesosphere is between described inner sleeve and described overcoat.
The beneficial effects of the utility model are:
Vibration damper of the present utility model, by arranging projection or groove on the outer side surface of inner sleeve, the corresponding groove that arranges on the inner layer surface in mesosphere is with protruding, thus add the area of contact in inner sleeve and mesosphere, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve and mesosphere depart from, improve the ability that vibration damper bears fan blade high speed rotating speed, improve the stability of vibration damper under moment of torsion, torque and responsive to axial force, thus improve the reliability of vibration damper.
Accompanying drawing explanation
Fig. 1 is the structural representation of vibration damper embodiment one of the present utility model;
Fig. 2 is the axial, cross-sectional view of vibration damper in Fig. 1;
Fig. 3 is the structural representation of vibration damper embodiment two of the present utility model;
Fig. 4 is the axial, cross-sectional view of vibration damper in Fig. 3;
Fig. 5 is the structural representation of vibration damper embodiment three of the present utility model;
Fig. 6 is the axial, cross-sectional view of vibration damper in Fig. 5;
Fig. 7 is the structural representation of vibration damper embodiment four of the present utility model;
Fig. 8 is the axial, cross-sectional view of vibration damper in Fig. 7;
Fig. 9 is the structural representation of vibration damper embodiment five of the present utility model;
Figure 10 is the axial, cross-sectional view of vibration damper in Fig. 9;
Figure 11 is the structural representation of vibration damper embodiment six of the present utility model;
Figure 12 is the axial, cross-sectional view of vibration damper in Figure 11.
Embodiment
In order to make the technical solution of the utility model clearly, below in conjunction with accompanying drawing, vibration damper of the present utility model is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the utility model and to be not used in restriction the utility model.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
See Fig. 1 to Figure 12, vibration damper of the present utility model comprises inner sleeve 100, mesosphere 200 and overcoat 300, and inner sleeve 100, mesosphere 200 and overcoat 300 are from inside to outside arranged successively with one heart.More preferably, the material of inner sleeve 100 and overcoat 300 is metal, and mesosphere 200 is rubber parts or silica gel part; Mesosphere 200 injection moulding is between inner sleeve 100 and overcoat 300.Like this, vibration damper not only has the high damping characteristic of rubber or silica gel, is also provided with the characteristic of the high rigidity of metallic material, ensure that stability and the reliability of vibration damper.
Wherein, the outer side surface of inner sleeve 100 is provided with the first lug boss 110 or the first groove 120; The inner side surface in mesosphere 200 is provided with second groove 210 suitable with the first lug boss 110 or second lug boss 220 suitable with the first groove 120.Like this, add the area of contact in inner sleeve 100 and mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, improve the stability of vibration damper under moment of torsion, torque and responsive to axial force, thus improve the reliability of vibration damper.
In the present embodiment, the quantity of the first lug boss 110 or the first groove 120 can be multiple, and multiple first lug boss 110 or multiple first groove 120 are evenly distributed on the outer side surface of inner sleeve 100.Now, the inner side surface in mesosphere 200 is distributed with equably multiple with the first lug boss 110 second groove 210 one to one, or the inner side surface in mesosphere 200 is distributed with equably multiple with the first groove 120 second lug boss 220 one to one.
First lug boss 110 can also be an annular boss being arranged on inner sleeve 100 periphery with one heart, and now, the second groove 210 that the inner side surface in mesosphere 200 is arranged is annular recess.Or the first groove 120 is an annular recess being arranged on inner sleeve 100 periphery with one heart, now, the second lug boss 220 inner side surface in mesosphere 200 arranged is annular boss.
Simultaneously, due to the first lug boss 110 and the second groove 210 suitable, or the first groove 120 and the second lug boss 220 suitable, namely the height of the first lug boss 110 is consistent with the degree of depth of the second groove 210, the degree of depth of the first groove 120 is consistent with the height of the second lug boss 220, thus effective vibration isolation thickness in mesosphere is not changed, namely the damping property of this vibration damper can not be affected.
Should be understood that, inner sleeve 100 in the present embodiment, mesosphere 200 and overcoat 300 are ring structure, wherein, the outer side surface of inner sleeve 100, mesosphere 200 and overcoat 300 is the outer surface of ring structure, and the inner side surface of inner sleeve 100, mesosphere 200 and overcoat 300 is the internal surface of ring structure.Particularly, the outside of inner sleeve 100 refers to the side that inner sleeve 100 contacts with mesosphere 200, the inner side in mesosphere 200 refers to the side that mesosphere 200 contacts with inner sleeve 100, the outside in mesosphere 200 refers to the side that mesosphere 200 contacts with overcoat 300, and the inner side of overcoat 300 refers to the side that overcoat 300 contacts with mesosphere 200.
Embodiment one
As depicted in figs. 1 and 2, as a kind of embodiment, the outer side surface of inner sleeve 100 is provided with equably multiple first lug boss 110, the inner side surface in mesosphere 200 is provided with multiple with the first lug boss 110 one to one the second groove 210, first lug boss 110 be embedded in the second groove 210.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first lug boss 110 that the outer side surface of inner sleeve 100 is arranged can also be an annular boss being arranged on inner sleeve 100 periphery with one heart, now, the second groove 210 that the inner side surface in mesosphere 200 is arranged is annular recess, and annular boss is embedded in annular recess.
The outer side surface in mesosphere 200 and the inner side surface of overcoat 300 are smooth surface, and mesosphere 200 and overcoat 300 smooth engagement, which simplify the process of manufacture of mesosphere 200 and overcoat 300, produce and assemble simple and convenient.
Embodiment two
As shown in Figure 3 and Figure 4, the outer side surface of inner sleeve 100 is provided with equably multiple first groove 120, the inner side surface in mesosphere 200 is provided with multiple with the first groove 120 one to one the second lug boss 220, second lug boss 220 be embedded in the first groove 120.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first groove 120 that the outer side surface of inner sleeve 100 is arranged can also be an annular recess being arranged on inner sleeve 100 periphery with one heart, now, the second lug boss 220 that the inner side surface in mesosphere 200 is arranged is annular boss, and annular boss is embedded in annular recess.
The outer side surface in mesosphere 200 and the inner side surface of overcoat 300 are smooth surface, and mesosphere 200 and overcoat 300 smooth engagement, which simplify the process of manufacture of mesosphere 200 and overcoat 300, produce and assemble simple and convenient.
Embodiment three
As shown in Figure 5 and Figure 6, as further improvement, the outer side surface of inner sleeve 100 is provided with equably multiple first lug boss 110, the inner side surface in mesosphere 200 is provided with multiple with the first lug boss 110 one to one the second groove 210, first lug boss 110 be embedded in the second groove 210.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first lug boss 110 that the outer side surface of inner sleeve 100 is arranged can also be an annular boss being arranged on inner sleeve 100 periphery with one heart, now, the second groove 210 that the inner side surface in mesosphere 200 is arranged is annular recess, and annular boss is embedded in annular recess.
The outer side surface in mesosphere 200 is provided with the 3rd lug boss 230,3rd lug boss 230 is the annular boss of the periphery being arranged on mesosphere 200 with one heart, the inner side surface of overcoat 300 is provided with four groove 310, three lug boss 230 suitable with the 3rd lug boss 230 to be embedded in the 4th groove 310.Like this, by mesosphere 200 being set to the structure of indent evagination, overcoat 300 and inner sleeve 100 pairs of mesospheres 200 are made to serve good supporting effect, reduce the axial displacement between inner sleeve 100 and overcoat 300, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.
Simultaneously, because the annular boss on mesosphere 200 is arranges concentric with mesosphere 200, namely annular boss is set on the periphery in mesosphere 200, which simplify the process step etc. of mesosphere 200 upper annular boss and overcoat 300 upper annular groove, simple to operate and the reliability of vibration damper can be ensured.
Embodiment three can also have following variant embodiment, the outer side surface of inner sleeve 100 is provided with equably multiple first groove 120, the inner side surface in mesosphere 200 is provided with multiple with the first groove 120 one to one the second lug boss 220, second lug boss 220 be embedded in the first groove 120.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
The outer side surface in mesosphere 200 is provided with the 3rd groove 240,3rd groove 240 is the annular recess of the periphery being arranged on mesosphere 200 with one heart, the inner side surface of overcoat 300 is provided with the 4th lug boss 320,4th lug boss 320 is the annular boss suitable with the 3rd groove 240, and the 4th lug boss 320 is embedded in the 3rd groove 240.Like this, by mesosphere 200 being set to the outer recessed structure of convex, overcoat 300 and inner sleeve 100 pairs of mesospheres 200 are made to serve good supporting effect, reduce the axial displacement between inner sleeve 100 and overcoat 300, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.
Or, the outer side surface of inner sleeve 100 is provided with equably multiple first groove 120, the inner side surface in mesosphere 200 is provided with multiple with the first groove 120 one to one the second lug boss 220, second lug boss 220 be embedded in the first groove 120.The outer side surface in mesosphere 200 is provided with the 3rd lug boss 230,3rd lug boss 230 is the annular boss of the periphery being arranged on mesosphere 200 with one heart, the inner side surface of overcoat 300 is provided with four groove 310, three lug boss 230 suitable with the 3rd lug boss 230 to be embedded in the 4th groove 310.
Embodiment four
As shown in Figure 7 and Figure 8, the outer side surface of inner sleeve 100 is provided with equably multiple first groove 120, the inner side surface in mesosphere 200 is provided with multiple with the first groove 120 one to one the second lug boss 220, second lug boss 220 be embedded in the first groove 120.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first groove 120 that the outer side surface of inner sleeve 100 is arranged can also be an annular recess being arranged on inner sleeve 100 periphery with one heart, and now, the second lug boss 220 that the inner side surface in mesosphere 200 is arranged is annular boss.
The outer side surface in mesosphere 200 is provided with multiple 3rd groove 240, the inner side surface of overcoat 300 is provided with multiple with the 3rd groove 240 one to one the 4th lug boss the 320, four lug boss 320 be embedded in the 3rd groove 240.Like this, by mesosphere 200 being set to the outer recessed structure of convex, overcoat 300 and inner sleeve 100 pairs of mesospheres 200 are made to serve good supporting effect, reduce the axial displacement between inner sleeve 100 and overcoat 300, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.The position one_to_one corresponding of the first groove 120 and the 4th lug boss 320 is arranged, so not only further increase the area of contact between mesosphere 200 and inner sleeve 100, overcoat 300, but also effectively can reduce the vibration damping thickness in mesosphere 200, this kind of implementation is better than embodiment five.Owing to only arranging the 4th lug boss 320 in the local of the inner side surface of overcoat 300, only the 3rd groove 240 is set in the local of the outer side surface in mesosphere 200, ensure that the structural strength in overcoat 300 and mesosphere 200.
Embodiment five
As shown in Figure 9 and Figure 10, the outer side surface of inner sleeve 100 is provided with equably multiple first groove 120, the inner side surface in mesosphere 200 is provided with multiple with the first groove 120 one to one the second lug boss 220, second lug boss 220 be embedded in the first groove 120.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first groove 120 that the outer side surface of inner sleeve 100 is arranged can also be an annular recess being arranged on inner sleeve 100 periphery with one heart, and now, the second lug boss 220 that the inner side surface in mesosphere 200 is arranged is annular boss.
The outer side surface in mesosphere 200 is provided with multiple 3rd groove 240, the inner side surface of overcoat 300 is provided with multiple with the 3rd groove 240 one to one the 4th lug boss the 320, four lug boss 320 be embedded in the 3rd groove 240.Like this, by mesosphere 200 being set to the outer recessed structure of convex, overcoat 300 and inner sleeve 100 pairs of mesospheres 200 are made to serve good supporting effect, reduce the axial displacement between inner sleeve 100 and overcoat 300, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.Staggering certain angle in the position of the first groove 120 and the 4th lug boss 320, so not only further increases the area of contact between mesosphere 200 and inner sleeve 100, overcoat 300, can also reduce the vibration damping thickness in mesosphere 200.
Embodiment six
As is illustrated by figs. 11 and 12, the outer side surface of inner sleeve 100 is provided with equably multiple first lug boss 110, the inner side surface in mesosphere 200 is provided with multiple with the first lug boss 110 one to one the second groove 210, first lug boss 110 be embedded in the second groove 210.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first lug boss 110 that the outer side surface of inner sleeve 100 is arranged can also be an annular boss being arranged on inner sleeve 100 periphery with one heart, now, the second groove 210 that the inner side surface in mesosphere 200 is arranged is annular recess, and annular boss is embedded in annular recess.
The outer side surface in mesosphere 200 is provided with multiple 3rd lug boss 230, the inner side surface of overcoat 300 is provided with multiple with the 3rd lug boss 230 one to one the 4th groove the 310, three lug boss 230 be embedded in the 4th groove 310.Like this, by mesosphere 200 being set to the structure of indent evagination, overcoat 300 and inner sleeve 100 pairs of mesospheres 200 are made to serve good supporting effect, reduce the axial displacement between inner sleeve 100 and overcoat 300, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.Staggering certain angle in the position of the first lug boss 110 and the 4th groove 310, so not only further increases the area of contact between mesosphere 200 and inner sleeve 100, overcoat 300, can also reduce the vibration damping thickness in mesosphere 200.
Embodiment six can also have following variant embodiment, the outer side surface of inner sleeve 100 is provided with equably multiple first lug boss 110, the inner side surface in mesosphere 200 is provided with multiple with the first lug boss 110 one to one the second groove 210, first lug boss 110 be embedded in the second groove 210.Like this, add inner sleeve 100 and the area of contact in mesosphere 200, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve 100 departs from mesosphere 200, improve the ability that vibration damper bears fan blade high speed rotating speed, thus improve the reliability of vibration damper.
Certainly, the first lug boss 110 that the outer side surface of inner sleeve 100 is arranged can also be an annular boss being arranged on inner sleeve 100 periphery with one heart, now, the second groove 210 that the inner side surface in mesosphere 200 is arranged is annular recess, and annular boss is embedded in annular recess.
The outer side surface in mesosphere 200 is provided with multiple 3rd lug boss 230, the inner side surface of overcoat 300 is provided with multiple with the 3rd lug boss 230 one to one the 4th groove the 310, three lug boss 230 be embedded in the 4th groove 310.Like this, by mesosphere 200 being set to the structure of indent evagination, overcoat 300 and inner sleeve 100 pairs of mesospheres 200 are made to serve good supporting effect, reduce the axial displacement between inner sleeve 100 and overcoat 300, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.The position one_to_one corresponding of the first lug boss 110 and the 4th groove 310 is arranged, so not only further increase the area of contact between mesosphere 200 and inner sleeve 100, overcoat 300, but also effectively can reduce the vibration damping thickness in mesosphere 200, this kind of implementation is better than the first lug boss 110 and the 4th groove 310 and staggers the embodiment of several angle.
Vibration damper of the present utility model, by arranging projection or groove on the outer side surface of inner sleeve, the corresponding groove that arranges on the inner layer surface in mesosphere is with protruding, thus add the area of contact in inner sleeve and mesosphere, when being subject to the effect of torque in vibration damper operation process, reduce the possibility that inner sleeve and mesosphere depart from, improve the ability that vibration damper bears fan blade high speed rotating speed, improve the stability of vibration damper under moment of torsion, torque and responsive to axial force, thus improve the reliability of vibration damper.Simultaneously, by the outer recessed structure of structure or convex mesosphere being set to indent evagination, jacket and inner sleeve is made to serve good supporting effect to mesosphere, reduce the axial displacement between inner sleeve and overcoat, under the effect of moment of torsion, identical effect can be played equally, further ensure stability and the reliability of this vibration damper.
The above embodiment only have expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a vibration damper, is characterized in that, comprising:
Inner sleeve (100), the outer side surface of described inner sleeve (100) is provided with the first lug boss (110) or the first groove (120);
Mesosphere (200), the inner side surface of described mesosphere (200) is provided with second groove (210) suitable with described first lug boss (110) or second lug boss (220) suitable with described first groove (120); And
Overcoat (300), described inner sleeve (100), described mesosphere (200) and described overcoat (300) are from inside to outside arranged successively with one heart.
2. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple described first lug boss (110), the inner side surface in described mesosphere (200) is provided with multiple and described first lug boss (110) the second groove (210) one to one, described first lug boss (110) is embedded in described second groove (210);
The outer side surface in described mesosphere (200) and the inner side surface of described overcoat (300) are smooth surface, described mesosphere (200) and described overcoat (300) smooth engagement.
3. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple first groove (120), the inner side surface in described mesosphere (200) is provided with multiple and described first groove (120) the second lug boss (220) one to one, described second lug boss (220) is embedded in described first groove (120);
The outer side surface in described mesosphere (200) and the inner side surface of described overcoat (300) are smooth surface, described mesosphere (200) and described overcoat (300) smooth engagement.
4. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple described first lug boss (110), the inner side surface in described mesosphere (200) is provided with multiple and described first lug boss (110) the second groove (210) one to one, described first lug boss (110) is embedded in described second groove (210);
The outer side surface in described mesosphere (200) is provided with the 3rd lug boss (230), described 3rd lug boss (230) is the annular boss being arranged on described mesosphere (200) periphery with one heart, the inner side surface of described overcoat (300) is provided with four groove (310) suitable with described 3rd lug boss (230), described 3rd lug boss (230) is embedded in described 4th groove (310).
5. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple first groove (120), the inner side surface in described mesosphere (200) is provided with multiple and described first groove (120) the second lug boss (220) one to one, described second lug boss (220) is embedded in described first groove (120);
The outer side surface in described mesosphere (200) is provided with the 3rd groove (240), described 3rd groove (240) is the annular recess being arranged on described mesosphere (200) periphery with one heart, the inner side surface of described overcoat (300) is provided with the 4th lug boss (320), described 4th lug boss (320) is the annular boss suitable with described 3rd groove (240), and described 4th lug boss (320) is embedded in described 3rd groove (240).
6. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple first groove (120), the inner side surface in described mesosphere (200) is provided with multiple and described first groove (120) the second lug boss (220) one to one, described second lug boss (220) is embedded in described first groove (120);
The outer side surface in described mesosphere (200) is provided with equably multiple 3rd groove (240), the inner side surface of described overcoat (300) is provided with multiple and described 3rd groove (240) the 4th lug boss (320) one to one, described 4th lug boss (320) is embedded in described 3rd groove (240);
Described first groove (120) is arranged with the position one_to_one corresponding of described 4th lug boss (320).
7. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple first groove (120), the inner side surface in described mesosphere (200) is provided with multiple and described first groove (120) the second lug boss (220) one to one, described second lug boss (220) is embedded in described first groove (120);
The outer side surface in described mesosphere (200) is provided with equably multiple 3rd groove (240), the inner side surface of described overcoat (300) is provided with multiple and described 3rd groove (240) the 4th lug boss (320) one to one, described 4th lug boss (320) is embedded in described 3rd groove (240);
Stagger certain angle in the position of described first groove (120) and described 4th lug boss (320).
8. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple described first lug boss (110), the inner side surface in described mesosphere (200) is provided with multiple and described first lug boss (110) the second groove (210) one to one, described first lug boss (110) is embedded in described second groove (210);
The outer side surface in described mesosphere (200) is provided with equably multiple 3rd lug boss (230), the inner side surface of described overcoat (300) is provided with multiple and described 3rd lug boss (230) the 4th groove (310) one to one, described 3rd lug boss (230) is embedded in described 4th groove (310);
Stagger certain angle in the position of described first lug boss (110) and described 4th groove (310).
9. vibration damper according to claim 1, it is characterized in that, the outer side surface of described inner sleeve (100) is provided with equably multiple described first lug boss (110), the inner side surface in described mesosphere (200) is provided with multiple and described first lug boss (110) the second groove (210) one to one, described first lug boss (110) is embedded in described second groove (210);
The outer side surface in described mesosphere (200) is provided with equably multiple 3rd lug boss (230), the inner side surface of described overcoat (300) is provided with multiple and described 3rd lug boss (230) the 4th groove (310) one to one, described 3rd lug boss (230) is embedded in described 4th groove (310);
Described first lug boss (110) is arranged with the position one_to_one corresponding of described 4th groove (310).
10. the vibration damper according to any one of claim 1-9, is characterized in that, the material of described inner sleeve (100) and described overcoat (300) is metal, and described mesosphere (200) are rubber parts or silica gel part;
Described mesosphere (200) injection moulding is between described inner sleeve (100) and described overcoat (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480689.2U CN204828431U (en) | 2015-07-03 | 2015-07-03 | Damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480689.2U CN204828431U (en) | 2015-07-03 | 2015-07-03 | Damper |
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| Publication Number | Publication Date |
|---|---|
| CN204828431U true CN204828431U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520480689.2U Expired - Fee Related CN204828431U (en) | 2015-07-03 | 2015-07-03 | Damper |
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| CN (1) | CN204828431U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090311A (en) * | 2015-07-03 | 2015-11-25 | 珠海格力电器股份有限公司 | Shock absorber |
-
2015
- 2015-07-03 CN CN201520480689.2U patent/CN204828431U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090311A (en) * | 2015-07-03 | 2015-11-25 | 珠海格力电器股份有限公司 | Shock absorber |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20210703 |