CN103851113A - Dynamic shock-absorbing rubber block - Google Patents
Dynamic shock-absorbing rubber block Download PDFInfo
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- CN103851113A CN103851113A CN201210510702.5A CN201210510702A CN103851113A CN 103851113 A CN103851113 A CN 103851113A CN 201210510702 A CN201210510702 A CN 201210510702A CN 103851113 A CN103851113 A CN 103851113A
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Abstract
The invention provides a dynamic shock-absorbing rubber block which comprises a rubber mass block and an elastic rubber body, wherein the rubber mass block is internally provided with a first through hole; the shape of the first through hole is matched with that of the exterior of the elastic rubber body; the elastic rubber body is arranged in the first through hole of the rubber mass block; the elastic rubber body is internally provided with a second through hole. By virtue of regulating the rigidity of the elastic rubber body, the inherent frequency and excitation frequency of the dynamic shock-absorbing rubber block are regulated to be equal or approximate, a lot of pipeline vibration energy can be absorbed, and thus pipe vibration can be reduced.
Description
Technical field
The present invention relates to a kind of block rubber, relate in particular to a kind of dynamic absorber block rubber.
Background technique
Generally there are a lot of metal partss traditional air-conditioning or machinery the inside, the mutual adjacent connection of these metal partss, is easy to produce vibration, thereby causes the wearing and tearing of these metal partss, and Long-term Vibration also can cause the vibration of complete machine that screw is got loose, and irritated noise is made us in generation.
Chinese utility model patent CN 201714887U discloses a kind of damping rubber block (Weight Rubber, be called for short W/R), as shown in Figure 1 to Figure 2, this damping rubber block comprises columniform rubber body, in rubber body, be provided with eccentric manhole, have a straight line crack through to manhole from rubber body cylndrical surface.In the middle of rubber body cylndrical surface, can also have groove.Manhole can be clamped copper pipe, and straight line crack can be clamped iron plate, can well reduce noise and wearing and tearing that metal parts produces because of vibration, easily practical, can be widely used in air conditioner.
Present air conditioner generally uses this damping rubber block in compressor circuit, and it can increase the quality of pipeline, reduces the vibration of pipeline, also can reduce the natural frequency of pipeline simultaneously, avoids pipeline frequency identical with compressor operating frequency, and system resonates.But this W/R belongs to passive damping technology category, can only vibrate together along with pipeline, can not pass through the vibrational energy of displacement suction line.
Therefore, for above-mentioned technical problem, be necessary to provide one to there is structure improved damping rubber block, to overcome above-mentioned defect.
Summary of the invention
Have a kind of active damping technology to be called dynamic vibration absorber, it can absorb the vibrational energy of whole parts by the local motion of the widget on certain large parts, thereby ensures that the vibration of large parts is small, plays the object that reduces vibration.Make widget vibration strong, as long as guarantee that the natural frequency of energizing frequency and widget equates.Dynamic vibration absorber uses extensively, for example, reduces the aeolian vibration of tall building with roof water storage box as bump leveller, reduces the vibration of car body by motor car engine as bump leveller, etc.
Use for reference the principle of dynamic vibration absorber, consider used W/R on air condition compressor pipeline to be designed to dynamic absorber W/R.Used W/R is the mass block of making of same rubber material, can be designed to two-part combination, exterior portion is rubber mass gauge block, the inside part is elastic caoutchouc, play the effect of spring, together with rubber mass gauge block is assembled into elastic caoutchouc, be exactly dynamic absorber W/R, can regulate by the rigidity of adjustable elastic rubber the natural frequency of dynamic absorber W/R.Dynamic absorber W/R is installed on air condition compressor pipeline, as long as its natural frequency and energizing frequency are equal or approaching, just can plays the effect of dynamic vibration absorber.
In view of this, the object of the present invention is to provide a kind of dynamic absorber block rubber of similar dynamic vibration absorber, this dynamic absorber block rubber is improved used damping rubber block on air condition compressor pipeline, between rubber mass gauge block and copper pipe, add elastic rubbery body, rubber mass gauge block and elastic rubbery body composition dynamic absorber block rubber.
For achieving the above object, the invention provides following technological scheme:
Dynamic absorber block rubber of the present invention comprises rubber mass gauge block and elastic rubbery body, in rubber mass gauge block, be provided with the first through hole, the first shape of through holes and elastic rubbery body external shape are coincide, and elastic rubbery body is placed in rubber mass gauge block the first through hole, is provided with the second through hole in elastic rubbery body.
Preferably, the first through hole in described rubber mass gauge block is eccentric.
Preferably, the first through hole in described rubber mass gauge block is circular.
Preferably, on described rubber mass gauge block face, have vertically a first straight line crack through to the first through hole, in described elastic caoutchouc dignity, have vertically a second straight line crack through to the second through hole.
Preferably, described rubber mass gauge block and elastic rubbery body are fixedly connected with by modes such as bonding, clampings.
Further, can radially have the first groove at the first through hole inner side surface of described rubber mass gauge block, elastic rubbery body imbeds in the first groove, can ensure that rubber mass gauge block and elastic rubbery body combine closely more.
Especially, can also in the middle of the outer side surface of described rubber mass gauge block, radially have the second groove, can fix at rubber mass gauge block outer side surface with spring or band, guarantee rubber mass gauge block and elastic rubbery body are closely clamped copper pipe, can not become flexible.
Can find out from technique scheme, dynamic absorber block rubber of the present invention is made up of two-part, outside is rubber mass gauge block, inside is elastic rubbery body, play the effect of spring, together with rubber mass gauge block is assembled into elastic rubbery body, it is exactly dynamic absorber piece, dynamic absorber block rubber possesses the effect of original damping rubber block completely, it also possesses the effect of dynamic vibration absorber simultaneously, can regulate by the rigidity of adjustable elastic rubber body the natural frequency of dynamic absorber block rubber, compare with original damping rubber block, mainly be to have added elastic rubbery body, be combined into dynamic vibration absorber with rubber mass gauge block, can active absorption pipeline vibration energy, strengthen pipeline effectiveness in vibration suppression.Dynamic absorber block rubber is installed on air condition compressor pipeline, as long as its natural frequency and energizing frequency are equal or approaching, dynamic absorber block rubber is suction line vibrational energy in a large number, thereby reduces pipeline vibration.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing relevant of the present invention in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the plan view of a kind of damping rubber block in prior art;
Fig. 2 is the plan view of a kind of damping rubber block in prior art;
Fig. 3 is fractionation and the combined front view of dynamic absorber block rubber of the present invention;
Fig. 4 is fractionation and the combination axial section of dynamic absorber block rubber of the present invention;
Fig. 5 is the fractionation plan view of dynamic absorber block rubber of the present invention.
Embodiment
The invention discloses a kind of dynamic absorber block rubber, this dynamic absorber block rubber is improved used damping rubber block on air condition compressor pipeline, between rubber mass gauge block and copper pipe, add elastic rubbery body, rubber mass gauge block and elastic rubbery body composition dynamic absorber block rubber.
Dynamic absorber block rubber of the present invention comprises rubber mass gauge block and elastic rubbery body, in rubber mass gauge block, be provided with the first through hole, the first shape of through holes and elastic rubbery body external shape are coincide, and elastic rubbery body is placed in rubber mass gauge block the first through hole, is provided with the second through hole in elastic rubbery body.
Preferably, the first through hole in described rubber mass gauge block is eccentric.
Preferably, the first through hole in described rubber mass gauge block is circular.
Preferably, on described rubber mass gauge block face, have vertically a first straight line crack through to the first through hole, in described elastic caoutchouc dignity, have vertically a second straight line crack through to the second through hole.
Preferably, described rubber mass gauge block and elastic rubbery body are fixedly connected with by modes such as bonding, clampings.
Further, can radially have the first groove at the first through hole inner side surface of described rubber mass gauge block, elastic rubbery body imbeds in the first groove, can ensure that rubber mass gauge block and elastic rubbery body combine closely more.
Especially, can also in the middle of the outer side surface of described rubber mass gauge block, radially have the second groove, can fix at rubber mass gauge block outer side surface with spring or band, guarantee rubber mass gauge block and elastic rubbery body are closely clamped copper pipe, can not become flexible.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is described in detail, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, belongs to the scope of protection of the invention.
As shown in Figure 1 to Figure 2, the damping rubber block of prior art comprises columniform rubber body 1, in rubber body 1, be provided with eccentric manhole 2, have a straight line crack 3 through to manhole 2 from rubber body 1 cylndrical surface, rubber body can also have groove 4 in the middle of 1 cylndrical surface.
Dynamic absorber block rubber is as shown in Figure 3 combined by the rubber mass gauge block 01 of outer ring and the elastic rubbery body 02 of inner ring.The rubber mass gauge block 01 of outer ring is cylindrical rubber body, is provided with eccentric the first circular through hole 011 in rubber mass gauge block 01, has vertically a first straight line crack 012 through to eccentric the first circular through hole 011 from rubber mass gauge block 01 cylndrical surface; The elastic rubbery body 02 of inner ring is also cylindrical rubber body, is provided with concentric circle the second through hole 021 in elastic rubbery body 02, has vertically a second straight line crack 022 through to concentric circle the second through hole 021 from elastic rubbery body 02 cylndrical surface.The rubber mass gauge block 01 of outer ring and the elastic rubbery body 02 of inner ring are two parts that can separate, and are just combined in use one.
Through hole 011 can be circular, can be also other shapes, as long as ensure to coincide with elastic rubbery body 02 profile, and convenient combination; The first through hole 011 can be both concentric, can be also eccentric, and effect when eccentric setting is better than concentric setting.
As shown in Figure 4, can in the first through hole 011 of described rubber mass gauge block 01, radially have the first groove 013, elastic rubbery body 02 imbeds in the first groove 013, can ensure that rubber mass gauge block and elastic rubbery body combine closely more.
As shown in Figure 5, can also in the middle of the rubber body cylndrical surface of described rubber mass gauge block 01, radially have the second groove 014, can be fixing in outside, rubber mass gauge block cylndrical surface with spring or band, guarantee rubber mass gauge block and elastic caoutchouc are closely clamped copper pipe, can not become flexible.
When the vibration of air-conditioning products compressor circuit is too large, dynamic absorber block rubber of the present invention can be installed to pipeline appropriate location, suction line vibrational energy, reduces pipeline vibration, and concrete implementation step is as follows:
1, elastic rubbery body 02 is set to copper pipe appropriate location;
2, rubber mass gauge block 01 is set on elastic rubbery body 02, guarantee that elastic rubbery body 02 is embedded into the first groove 013 the inside having in the first through hole 011 of rubber mass gauge block 01, and the first crack 012 and the same sensing of the second crack 022, can effectively clamp iron plate, easily fixing, and guarantee that rubber mass gauge block 01 and elastic rubbery body 02 can relative slidings;
3, pass through the second groove 014 tighten rubber mass gauge block 01 with spring or band, elastic rubbery body 02 also can be fixed on copper pipe simultaneously.
This sentences air-conditioning products compressor circuit installation power vibration damping block rubber is that example illustrates its application, but is not limited to this, and many machinery all can produce vibration in the time of work, ought to also power vibration damping block rubber of the present invention can be used in to other machinery the insides.
The elastic rubbery body of inner ring can select different flexible rubber materials to make, the vibration frequency of different machinery is also different, by the technician who is familiar with material and mechanical field select from many elastic rubber materials according to the vibration frequency of machinery natural frequency and energizing frequency equate or the person of approaching make elastic rubbery body, to ensure the best effectiveness in vibration suppression of this power vibration damping block rubber.
In sum, dynamic absorber block rubber of the present invention is made up of two-part, outside is rubber mass gauge block, inside is elastic rubbery body, play the effect of spring, together with rubber mass gauge block is assembled into elastic rubbery body, it is exactly dynamic absorber piece, dynamic absorber block rubber possesses the effect of original damping rubber block completely, it also possesses the effect of dynamic vibration absorber simultaneously, can regulate by the rigidity of adjustable elastic rubber body the natural frequency of dynamic absorber block rubber, compare with original damping rubber block, mainly be to have added elastic rubbery body, be combined into dynamic vibration absorber with rubber mass gauge block, can active absorption pipeline vibration energy, strengthen pipeline effectiveness in vibration suppression.Dynamic absorber block rubber is installed on air condition compressor pipeline, as long as its natural frequency and energizing frequency are equal or approaching, dynamic absorber block rubber is suction line vibrational energy in a large number, thereby reduces pipeline vibration.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned example embodiment, and in the situation that not deviating from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in the present invention.Any reference character in claim should be considered as limiting related claim.
In addition, be to be understood that, although this specification is described according to mode of execution, but be not that each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should make specification as a whole, and the technological scheme in each embodiment also can, through appropriately combined, form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (7)
1. a dynamic absorber block rubber, it is characterized in that, comprise: rubber mass gauge block (01) and elastic rubbery body (02), in rubber mass gauge block (01), be provided with the first through hole (011), the first through hole (011) shape and elastic rubbery body (02) external shape are coincide, elastic rubbery body (02) is placed in rubber mass gauge block (01) first through hole (011), is provided with the second through hole (021) in elastic rubbery body (02).
2. dynamic absorber block rubber according to claim 1, is characterized in that: the first through hole (011) in described rubber mass gauge block (01) is bias.
3. dynamic absorber block rubber according to claim 1, is characterized in that: the first through hole (011) in described rubber mass gauge block (01) is for circular.
4. dynamic absorber block rubber according to claim 1, it is characterized in that: on described rubber mass gauge block (01) face, have vertically a first straight line crack (012) through to the first through hole (011), on described elastic rubbery body (02) face, have vertically a second straight line crack (02) through to the second through hole (021).
5. dynamic absorber block rubber according to claim 1, is characterized in that: described rubber mass gauge block (01) and elastic rubbery body (02) are fixedly connected with by modes such as bonding, clampings.
6. dynamic absorber block rubber according to claim 5, it is characterized in that: the first through hole (011) inner side surface at described rubber mass gauge block (01) radially has the first groove (013), and elastic rubbery body (02) imbeds in the first groove (013).
7. dynamic absorber block rubber according to claim 1, is characterized in that: in the middle of the outer side surface of described rubber mass gauge block (01), radially have the second groove (014).
Priority Applications (1)
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CN201210510702.5A CN103851113A (en) | 2012-12-04 | 2012-12-04 | Dynamic shock-absorbing rubber block |
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CN201210510702.5A CN103851113A (en) | 2012-12-04 | 2012-12-04 | Dynamic shock-absorbing rubber block |
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CN103851113A true CN103851113A (en) | 2014-06-11 |
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CN201210510702.5A Pending CN103851113A (en) | 2012-12-04 | 2012-12-04 | Dynamic shock-absorbing rubber block |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210143A (en) * | 2018-11-07 | 2019-01-15 | 安徽中鼎减震橡胶技术有限公司 | A kind of transmission shaft absorber block |
CN112781117A (en) * | 2019-11-08 | 2021-05-11 | 青岛海尔空调电子有限公司 | Outdoor unit of air conditioner and air conditioner |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63318437A (en) * | 1987-06-22 | 1988-12-27 | Matsushita Refrig Co | Pipe vibration damping device for refrigerating air conditioner |
JPH07332417A (en) * | 1994-06-01 | 1995-12-22 | Bridgestone Corp | Vibration control device and manufacture thereof |
JPH0842943A (en) * | 1994-07-29 | 1996-02-16 | Hitachi Ltd | Vibration-proof weight for refrigerator |
CN101063474A (en) * | 2006-04-27 | 2007-10-31 | 东海橡胶工业株式会社 | Cylindrical dynamic damper |
CN201714887U (en) * | 2010-06-08 | 2011-01-19 | 广州市铭成橡塑科技有限公司 | Damping rubber block |
CN202991974U (en) * | 2012-12-04 | 2013-06-12 | 苏州三星电子有限公司 | Dynamic vibration absorbing rubber block |
-
2012
- 2012-12-04 CN CN201210510702.5A patent/CN103851113A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63318437A (en) * | 1987-06-22 | 1988-12-27 | Matsushita Refrig Co | Pipe vibration damping device for refrigerating air conditioner |
JPH07332417A (en) * | 1994-06-01 | 1995-12-22 | Bridgestone Corp | Vibration control device and manufacture thereof |
JPH0842943A (en) * | 1994-07-29 | 1996-02-16 | Hitachi Ltd | Vibration-proof weight for refrigerator |
CN101063474A (en) * | 2006-04-27 | 2007-10-31 | 东海橡胶工业株式会社 | Cylindrical dynamic damper |
CN201714887U (en) * | 2010-06-08 | 2011-01-19 | 广州市铭成橡塑科技有限公司 | Damping rubber block |
CN202991974U (en) * | 2012-12-04 | 2013-06-12 | 苏州三星电子有限公司 | Dynamic vibration absorbing rubber block |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109210143A (en) * | 2018-11-07 | 2019-01-15 | 安徽中鼎减震橡胶技术有限公司 | A kind of transmission shaft absorber block |
CN109210143B (en) * | 2018-11-07 | 2023-10-20 | 安徽中鼎减震橡胶技术有限公司 | Vibration absorbing block of transmission shaft |
CN112781117A (en) * | 2019-11-08 | 2021-05-11 | 青岛海尔空调电子有限公司 | Outdoor unit of air conditioner and air conditioner |
CN112781117B (en) * | 2019-11-08 | 2022-04-22 | 青岛海尔空调电子有限公司 | Outdoor unit of air conditioner and air conditioner |
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Application publication date: 20140611 |
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