CN105351439A - Double-layer sliding block type shock insulation pedestal and shock insulation method thereof - Google Patents
Double-layer sliding block type shock insulation pedestal and shock insulation method thereof Download PDFInfo
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- CN105351439A CN105351439A CN201510861102.7A CN201510861102A CN105351439A CN 105351439 A CN105351439 A CN 105351439A CN 201510861102 A CN201510861102 A CN 201510861102A CN 105351439 A CN105351439 A CN 105351439A
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Abstract
The invention discloses a double-layer sliding block type shock insulation pedestal and a shock insulation method thereof. The double-layer sliding block type shock insulation pedestal comprises a base and an upper cover, and a double-layer shock absorption mechanism composed of a lower shock absorption mechanism and an upper shock absorption mechanism is arranged between the base and the upper cover. When shock occurs, the ground exerts force on the base, the base moves and transmits the force to the upper cover through the double-layer shock absorption mechanism, the displacement of the upper cover is much smaller than that of the base, and therefore the good shock insulation effect can be realized, and articles placed on the upper cover can be well protected against shock and can be effectively protected against serious toppling or deformation or fatigue damage caused by shock to a certain degree.
Description
Technical field
The present invention relates to vibrations engineering, be specifically related to the damping in vibrations engineering, seismic isolation technology, particularly relate to a kind of two-layer slide-block formula shock isolation pedestal and shock isolation method thereof.
Background technique
Modern Museum or Large Exhibitions there is the frangible historical relic such as relatively large sculpture or porcelain to put on display more, for relatively large showpiece, because showpiece itself takes up space greatly, is difficult to obtain the protection as small exhibit.Visitor is when visiting showpiece, if bump to showpiece base, showpiece is likely surprisingly broken into pieces; Or when there is slight earthquake or other external force factor, under the base of showpiece is subject to external force situation, showpiece is easily broken into pieces or is damaged.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide and shock insulation can be provided to protect for showpiece, reduce two-layer slide-block formula shock isolation pedestal and the shock isolation method thereof that possibility broken under external force by showpiece.
To achieve these goals, the technical solution used in the present invention is:
This kind of two-layer slide-block formula shock isolation pedestal, comprises base and upper cover, is provided with the double-layer shock-absorbing mechanism be made up of lower floor's damper mechanism and upper strata damper mechanism between described base and upper cover.
Described lower floor damper mechanism comprises the first contiguous block and is enclosed within the first sliding sleeve on described first contiguous block, described first contiguous block and the first sliding sleeve are connected with the first vibration damper, described first vibration damper are connected with the first slide block coordinated with set base slide rail on described base.
Described upper strata damper mechanism comprises the second contiguous block be connected with described first contiguous block and the second sliding sleeve be enclosed within described second contiguous block, described second contiguous block and the second sliding sleeve are connected with the second vibration damper, described second vibration damper is connected with described on cover set upper cover slide rail coordinate the second slide block.
Described first contiguous block and the first sliding sleeve are provided with the steel ball with described base Structure deformation; Described second contiguous block and the second sliding sleeve are provided with the steel ball with described upper cover Structure deformation.
Described first vibration damper is identical with the second shock absorber structure, described first vibration damper and the second vibration damper comprise clutch release slave cylinder and piston rod, described piston rod and clutch release slave cylinder outer cover have spring, and described both ends of the spring contacts with the spring seat be located at respectively on clutch release slave cylinder and piston rod; The clutch release slave cylinder of described first vibration damper and described first contiguous block and the first sliding sleeve are bolted, and piston rod and first slide block of described first vibration damper are bolted; The clutch release slave cylinder of described second vibration damper and described second contiguous block and the second sliding sleeve are bolted, and piston rod and second slide block of described second vibration damper are bolted.
Described first contiguous block and the second contiguous block are equipped with the mounting groove installing steel ball, and described first sliding sleeve and the second sliding sleeve are provided with the through hole passed for steel ball bottom.
Described first slide block is provided with the C type chute coordinated with described base slide rail, and described second slide block is provided with the C type chute coordinated with described upper cover slide rail; Ball is equipped with in the C type chute of described first slide block and the second slide block.
Described base central position is provided with bearing stop.
Described first contiguous block and the second contiguous block are bolted, and the structure of described first contiguous block and the second contiguous block is identical, and described first sliding sleeve is identical with the structure of the second sliding sleeve; Described first slide block and the first sliding sleeve are provided with the tapped through hole communicated, and described second slide block and the second sliding sleeve are provided with the tapped through hole communicated; The spring be enclosed within described first vibration damper is the first spring, and the spring be enclosed within described second vibration damper is the second spring, described first spring and the second spring structure identical.
The shock isolation method of this kind of two-layer slide-block formula shock isolation pedestal, is specially: when shaking generation, ground applies power to base, and base produces displacement; Be displaced through base slide rail, the first slide block, the first spring and first vibration damper of base pass to the first contiguous block and the second contiguous block, and under the shock absorbing effect of the first spring and the first vibration damper, the displacement of the first contiguous block is less than the displacement of base; The displacement of the second contiguous block equals the displacement of the first contiguous block, be displaced through the second vibration damper, the second spring, the second slide block and the upper rail slide rail of the second contiguous block pass to upper cover, under the shock absorbing effect of the second spring and the second vibration damper, the displacement of upper cover is less than the displacement of the second contiguous block; The double-layer shock-absorbing mechanism that is displaced through of base passes to upper cover again, makes the displacement of displacement much smaller than base of upper cover, to realize the function of shock insulation.
The invention has the advantages that: this kind of two-layer slide-block formula shock isolation pedestal and shock isolation method thereof, when shaking generation, ground applies power to base, base produces and is displaced through double-layer shock-absorbing mechanism and is delivered to and covers, the displacement of upper cover is much smaller than base displacement, play good isolating affection, on cover placing articles and play good function of shock insulation; Can effectively prevent the article covered placed on it from occurring because of vibrations serious to topple over to a certain extent, broken or damage, and can center be got back under the action of the spring after vibrations.
Accompanying drawing explanation
Mark in the content expressed each width accompanying drawing of specification of the present invention below and figure is briefly described:
Fig. 1 is the overall structure schematic diagram of two-layer slide-block formula shock isolation pedestal of the present invention.
Fig. 2 is the explosive view of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Fig. 3 is the structural representation after Fig. 1 two-layer slide-block formula shock isolation pedestal removes upper cover.
Fig. 4 is the assembling schematic diagram of the first contiguous block of Fig. 1 two-layer slide-block formula shock isolation pedestal, the first sliding sleeve and the first vibration damper and the second contiguous block, the second slide block and the second vibration damper.
Fig. 5 is the first contiguous block of Fig. 1 two-layer slide-block formula shock isolation pedestal and the assembling schematic diagram of the second contiguous block.
Fig. 6 is the structural representation of the first sliding sleeve of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Fig. 7 is the structural representation of the first contiguous block of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Fig. 8 is the structural representation of the first vibration damper of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Fig. 9 is the structural representation of the spring pad of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Figure 10 is the structural representation of the first slide block of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Figure 11 is the first slide block of Fig. 1 two-layer slide-block formula shock isolation pedestal and the assembling schematic diagram of base slide rail.
Figure 12 is the structural representation of the base of Fig. 1 two-layer slide-block formula shock isolation pedestal.
Mark in above-mentioned figure is:
1, base, 2, base slide rail, the 3, first contiguous block, 4, the first sliding sleeve, the 5, first vibration damper, the 6, first slide block, 7-1, the first spring, 7-2, the second spring, the 8, second contiguous block, 9, the second sliding sleeve, 10, upper cover, 11, upper cover slide rail, 12, steel ball, 13, spring seat, the 14, second slide block, 15, the second vibration damper, 16, through hole, 17, tapped through hole, 18, mounting groove, 19, tapped through hole, 20, piston rod, 21, piston, 22, damping hole, 23, clutch release slave cylinder, 24, tapped hole, 25, ball, 26, bearing stop.
Embodiment
Contrast accompanying drawing below, by the description to optimum embodiment, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, this kind of two-layer slide-block formula shock isolation pedestal, comprises base 1 and upper cover 10, is provided with the double-layer shock-absorbing mechanism be made up of lower floor's damper mechanism and upper strata damper mechanism between base 1 and upper cover 10.When shaking generation, ground applies power to base 1, and base 1 generation is displaced through double-layer shock-absorbing mechanism and is delivered on upper cover 10, and the displacement of upper cover 10 is much smaller than base 1 displacement, play good isolating affection, good function of shock insulation is played to placing articles on upper cover 10.
As shown in figs 2-4, the first sliding sleeve 4 that lower floor's damper mechanism comprises the first contiguous block 3 and is enclosed within the first contiguous block 3, first contiguous block 3 and the first sliding sleeve 4 are connected with the first slide block 6 the first vibration damper 5, first vibration damper 5 being connected with and coordinating with set base slide rail 2 on base 1.Four sides of the first contiguous block 3 and the first sliding sleeve 4 are all connected with the first vibration damper 5, first vibration damper 5 one end is connected by stay bolt with the central position of the first contiguous block 3 and the first each side of sliding sleeve 4, first contiguous block 3 and the first sliding sleeve 4 are provided with the corresponding tapped through hole be connected with stay bolt communicated, first vibration damper 5 the other end is connected with the first slide block 6, and the first slide block 6 and the base slide rail 2 be arranged on base 1 are slidably connected; First vibration damper 5 plays damping, buffering effect.
Upper strata damper mechanism comprises the second contiguous block 8 be connected with the first contiguous block 3 and the second sliding sleeve 9 be enclosed within the second contiguous block 8, second contiguous block 8 and the second sliding sleeve 9 are connected with the second slide block 14 the second vibration damper 15, second vibration damper 15 being connected with and coordinating with set upper cover slide rail 11 on upper cover 10.Four sides of the second contiguous block 8 and the second sliding sleeve 9 are all connected with the second vibration damper 15, second vibration damper 15 one end is connected by stay bolt with the central position of the second contiguous block 8 and the second each side of sliding sleeve 9, second contiguous block 8 and the second sliding sleeve 9 are provided with the corresponding tapped through hole be connected with stay bolt communicated, second vibration damper 15 the other end is connected with the second slide block 14, and the second slide block 14 and the upper cover slide rail 11 be arranged on upper cover 10 are slidably connected; Second vibration damper 15 plays damping, buffering effect.
As shown in Figure 5-Figure 7, the first contiguous block 3 and the first sliding sleeve 4 are provided with the steel ball 12 with base 1 Structure deformation; Second contiguous block 8 and the second sliding sleeve 9 are also provided with the steel ball 12 with upper cover 10 Structure deformation; First contiguous block 3 and the second contiguous block 8 are equipped with the mounting groove 18 installing steel ball 12, and mounting groove 18 is hemispherical groove, and the first sliding sleeve 4 and the second sliding sleeve 9 are hollow structure, and the first sliding sleeve 4 and the second sliding sleeve 9 are provided with the through hole 16 passed for steel ball 12 bottom.Steel ball 12 is put in the mounting groove 18 of the first contiguous block 3 and the second contiguous block 8, first sliding sleeve 4 is enclosed within the first contiguous block 3, second sliding sleeve 9 is enclosed within the second contiguous block 8, mounting groove 18 and through hole 16 match and incompatiblely realize the fixing of steel ball 12, the bottom of steel ball 12 passes from through hole 16, contact with base 1 or upper cover 10 inner surface, can in base 1 or upper cover 10 side roll.
Mounting groove 18 can reduce the pressure suffered by steel ball, prevents steel ball crushed.First contiguous block 3 and the second contiguous block 8 are hollow structure, while proof strength and rigidity, can reduce pts wt to greatest extent, save material.
Mounting groove 18 is corresponding with the number of through hole 16, the number of mounting groove 18 and through hole 16 can adjust according to actual needs, in the present invention, preferred mounting groove 18 and through hole 16 are 16, on corresponding first contiguous block 3 and the first sliding sleeve 4 and the steel ball 12 of base 1 Structure deformation be 16; On second contiguous block 8 and the second sliding sleeve 9 and the steel ball 12 of upper cover 10 Structure deformation be 16, improve reliable and stable supporting role to make the first contiguous block 3 and the second contiguous block 8.
Double-layer shock-absorbing mechanism makes this two-layer slide-block formula shock isolation pedestal have larger support stiffness in vertical direction, can bear certain load, have lower dynamic rate in the horizontal direction, can play good isolating affection in wider vibration frequency section.
As shown in Fig. 2-Fig. 4 and Fig. 8, Fig. 9, first vibration damper 5 is identical with the second vibration damper 15 structure, first vibration damper 5 and the second vibration damper 15 comprise clutch release slave cylinder 23 and piston rod 20, the piston 21 of piston rod 20 is positioned at clutch release slave cylinder 23, piston 21 there are two damping holes 22, in clutch release slave cylinder 23, are full of hydraulic oil; When piston 21 moves, hydraulic oil is flowed by damping hole 22, forms damping force; Piston rod 20 and clutch release slave cylinder 23 outer cover have spring, and both ends of the spring contacts with the spring seat 13 be located at respectively on clutch release slave cylinder 23 and piston rod 20, and spring seat 13 is rubber material, with spring contact, plays a supporting role; The spring be enclosed within the first vibration damper 5 is the first spring 7-1, and the spring be enclosed within the second vibration damper 15 is that the second spring 7-2, the first spring 7-1 and the second spring 7-2 structure are identical; The clutch release slave cylinder 23 of the first vibration damper 5 and the first contiguous block 3 and the first sliding sleeve 4 are bolted, and the piston rod 20 of the first vibration damper 5 and the first slide block 6 are bolted; The clutch release slave cylinder 23 of the second vibration damper 15 and the second contiguous block 8 and the second sliding sleeve 9 are bolted, and the piston rod 20 of the second vibration damper 15 and the second slide block 14 are bolted.First vibration damper 5 and the second vibration damper 15 are distributed in two-layer up and down, provide reliable and stable damping, buffering effect.
As shown in Figure 10-Figure 11, the first slide block 6 is provided with the C type chute coordinated with base slide rail 2, and the second slide block 14 is provided with the C type chute coordinated with upper cover slide rail 11; Ball 25 is equipped with in the C type chute of the first slide block 6 and the second slide block 14; First slide block 6 is identical with the second slide block 14 structure, and base slide rail 2 is identical with upper cover slide rail 11 structure, and base slide rail 2 and upper cover slide rail 11 are provided with the curve bath coordinated with ball 25 in C type chute.
Preferably, the first slide block 6 and the second slide block 14 are four, and corresponding base slide rail 2 is four, and upper cover slide rail 11 is four; Base slide rail 2 is bolted respectively with inside four limits of base 1, and upper cover slide rail 11 is bolted respectively with inside four limits of upper cover 10.The cooperation of the first slide block 6 and base slide rail 2, the second slide block 14 and upper cover slide rail 11 coordinate, and make the shock absorbing effect that vibration damper provides reliable and stable.
As shown in figure 12, base 1 central position is provided with bearing stop 26, and bearing stop 26 is rectangular configuration; For limiting the maximum range of motion of the first contiguous block 3 and the first sliding sleeve 4, with the function of shock insulation making double-layer shock-absorbing mechanism provide reliable and stable.Base 1 upper limit frame 26 periphery is provided with lightening hole, reduces weight, saves material.
First contiguous block 3 and the second contiguous block 8 are bolted to connection, and the structure of the first contiguous block 3 and the second contiguous block 8 is identical, and the first contiguous block 3 and the second contiguous block 8 have the connecting plate be bolted; First sliding sleeve 4 is identical with the structure of the second sliding sleeve 9; First slide block 6 and the first sliding sleeve 4 are provided with tapped through hole 16, second slide block 14 that communicates and the second sliding sleeve 9 is provided with the tapped through hole 16 communicated.The clutch release slave cylinder 23 of corresponding first vibration damper 5 is provided with the tapped hole with tapped through hole 16 correspondence on the first slide block 6 and the first sliding sleeve 4, the clutch release slave cylinder 23 of the second vibration damper 15 is provided with the tapped hole with tapped through hole 16 correspondence on the second slide block 14 and the second sliding sleeve 9, and stay bolt is reliably connected and fixed three by these tapped holes.
Upper strata damper mechanism and lower floor's damper mechanism structure just the same, the first contiguous block 3 and the second contiguous block 8 structure identical, the two is bolted, symmetrical up and down; First sliding sleeve 4 is identical with the second sliding sleeve 9 structure, is placed on first contiguous block 3 on upper strata and the second contiguous block 8 of downside respectively; Vibration damper is distributed in two-layer up and down, four every layer, and totally eight, wherein one end is connected with sliding sleeve with corresponding contiguous block by stay bolt, and the other end is connected with corresponding slide block; Double-layer shock-absorbing mechanism not only fabricating cost is low, is convenient to assembling, and can provides reliable and stable function of shock insulation.
The shock isolation method of this two-layer slide-block formula shock isolation pedestal, is specially: when shaking generation, ground applies power to base 1, and base 1 produces displacement; Base 1 be displaced through base slide rail 2, first slide block 6, first spring 7-1 and the first vibration damper 5 passes to the first contiguous block 3 and the second contiguous block 8, at the shock absorbing effect of the first spring 7-1 and the first vibration damper 5, the displacement of the first contiguous block 3 is less than the displacement of base 1; Second contiguous block 8 and the first contiguous block 3 are rigidly connected, the displacement of the second contiguous block 8 equals the displacement of the first contiguous block 3, be displaced through the second vibration damper 15, second spring 7-2, the second slide block 14 and the upper cover slide rail 11 of the second contiguous block 8 pass to upper cover 10, at the shock absorbing effect of the second spring 7-2 and the second vibration damper 15, the displacement of upper cover 10 is less than the displacement of the second contiguous block 8; The double-layer shock-absorbing mechanism that is displaced through of base 1 passes to upper cover 10 again, makes the displacement of upper cover 10 much smaller than the displacement of base 1, to realize the function of shock insulation.This shock-proof device can play obvious damper effect, can effectively prevent the article on lid 10 placed on it from occurring because of vibrations serious to topple over to a certain extent, broken or damage, and can get back to center under the action of the spring after vibrations.
Obvious specific implementation of the present invention is not subject to the restrictions described above, as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technological scheme is carried out, all within protection scope of the present invention.
Claims (10)
1. two-layer slide-block formula shock isolation pedestal, is characterized in that: comprise base and upper cover, is provided with the double-layer shock-absorbing mechanism be made up of lower floor's damper mechanism and upper strata damper mechanism between described base and upper cover.
2. two-layer slide-block formula shock isolation pedestal as claimed in claim 1, it is characterized in that: described lower floor damper mechanism comprises the first contiguous block and is enclosed within the first sliding sleeve on described first contiguous block, described first contiguous block and the first sliding sleeve are connected with the first vibration damper, described first vibration damper are connected with the first slide block coordinated with set base slide rail on described base.
3. two-layer slide-block formula shock isolation pedestal as claimed in claim 2, it is characterized in that: described upper strata damper mechanism comprises the second contiguous block be connected with described first contiguous block and the second sliding sleeve be enclosed within described second contiguous block, described second contiguous block and the second sliding sleeve are connected with the second vibration damper, described second vibration damper is connected with described on cover set upper cover slide rail coordinate the second slide block.
4. two-layer slide-block formula shock isolation pedestal as claimed in claim 3, is characterized in that: described first contiguous block and the first sliding sleeve are provided with the steel ball with described base Structure deformation; Described second contiguous block and the second sliding sleeve are provided with the steel ball with described upper cover Structure deformation.
5. the two-layer slide-block formula shock isolation pedestal as described in claim 3 or 4, it is characterized in that: described first vibration damper is identical with the second shock absorber structure, described first vibration damper and the second vibration damper comprise clutch release slave cylinder and piston rod, described piston rod and clutch release slave cylinder outer cover have spring, and described both ends of the spring contacts with the spring seat be located at respectively on clutch release slave cylinder and piston rod; The clutch release slave cylinder of described first vibration damper and described first contiguous block and the first sliding sleeve are bolted, and piston rod and first slide block of described first vibration damper are bolted; The clutch release slave cylinder of described second vibration damper and described second contiguous block and the second sliding sleeve are bolted, and piston rod and second slide block of described second vibration damper are bolted.
6. two-layer slide-block formula shock isolation pedestal as claimed in claim 4, is characterized in that: described first contiguous block and the second contiguous block are equipped with the mounting groove installing steel ball, and described first sliding sleeve and the second sliding sleeve are provided with the through hole passed for steel ball bottom.
7. the two-layer slide-block formula shock isolation pedestal as described in claim 3 or 4, is characterized in that: described first slide block is provided with the C type chute coordinated with described base slide rail, and described second slide block is provided with the C type chute coordinated with described upper cover slide rail; Ball is equipped with in the C type chute of described first slide block and the second slide block.
8. the two-layer slide-block formula shock isolation pedestal as described in claim 3 or 4, is characterized in that: described base central position is provided with bearing stop.
9. two-layer slide-block formula shock isolation pedestal as claimed in claim 5, it is characterized in that: described first contiguous block and the second contiguous block are bolted, the structure of described first contiguous block and the second contiguous block is identical, and described first sliding sleeve is identical with the structure of the second sliding sleeve; Described first slide block and the first sliding sleeve are provided with the tapped through hole communicated, and described second slide block and the second sliding sleeve are provided with the tapped through hole communicated; The spring be enclosed within described first vibration damper is the first spring, and the spring be enclosed within described second vibration damper is the second spring, described first spring and the second spring structure identical.
10. the shock isolation method of the two-layer slide-block formula shock isolation pedestal described in any one of claim 1-9, is characterized in that: be specially: when shaking generation, ground applies power to base, and base produces displacement; Be displaced through base slide rail, the first slide block, the first spring and first vibration damper of base pass to the first contiguous block and the second contiguous block, and under the shock absorbing effect of the first spring and the first vibration damper, the displacement of the first contiguous block is less than the displacement of base; The displacement of the second contiguous block equals the displacement of the first contiguous block, be displaced through the second vibration damper, the second spring, the second slide block and the upper rail slide rail of the second contiguous block pass to upper cover, under the shock absorbing effect of the second spring and the second vibration damper, the displacement of upper cover is less than the displacement of the second contiguous block; The double-layer shock-absorbing mechanism that is displaced through of base passes to upper cover again, makes the displacement of upper cover be less than the displacement of base, to realize the function of shock insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861102.7A CN105351439B (en) | 2015-11-27 | 2015-11-27 | Two-layer slide-block formula shock isolation pedestal and its shock isolation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510861102.7A CN105351439B (en) | 2015-11-27 | 2015-11-27 | Two-layer slide-block formula shock isolation pedestal and its shock isolation method |
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| CN105351439A true CN105351439A (en) | 2016-02-24 |
| CN105351439B CN105351439B (en) | 2017-07-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107324285A (en) * | 2017-07-24 | 2017-11-07 | 合肥康居人智能科技有限公司 | A kind of Portable medical oxygen producing machine load carrier |
| CN109611507A (en) * | 2019-02-14 | 2019-04-12 | 中国石油大学(华东) | A kind of multidimensional buffer damping mechanism |
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| CN205207530U (en) * | 2015-11-27 | 2016-05-04 | 芜湖多维减震技术有限公司 | Double -deck slider formula shock insulation pedestal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0398483A2 (en) * | 1989-04-28 | 1990-11-22 | Leonard Studio Equipment Inc. | Shock and vibration isolator |
| CN2908968Y (en) * | 2006-05-16 | 2007-06-06 | 张明亮 | Two-layer vibro-damping mount for equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107324285A (en) * | 2017-07-24 | 2017-11-07 | 合肥康居人智能科技有限公司 | A kind of Portable medical oxygen producing machine load carrier |
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| CN109611507A (en) * | 2019-02-14 | 2019-04-12 | 中国石油大学(华东) | A kind of multidimensional buffer damping mechanism |
| CN109611507B (en) * | 2019-02-14 | 2020-09-25 | 中国石油大学(华东) | Multidimensional buffering and damping mechanism |
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| Publication number | Publication date |
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| CN105351439B (en) | 2017-07-04 |
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