CN105485245A - Variable-friction idler wheel type historical relic three-dimensional shock isolation device - Google Patents

Variable-friction idler wheel type historical relic three-dimensional shock isolation device Download PDF

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Publication number
CN105485245A
CN105485245A CN201610027649.1A CN201610027649A CN105485245A CN 105485245 A CN105485245 A CN 105485245A CN 201610027649 A CN201610027649 A CN 201610027649A CN 105485245 A CN105485245 A CN 105485245A
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China
Prior art keywords
stiffened panel
curved surface
isolation device
slide rails
historical relic
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Granted
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CN201610027649.1A
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Chinese (zh)
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CN105485245B (en
Inventor
张平
胡绍全
李思忠
王珏
欧阳智江
张志旭
张�荣
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General Engineering Research Institute China Academy of Engineering Physics
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General Engineering Research Institute China Academy of Engineering Physics
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47FSPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F5/00Show stands, hangers, or shelves characterised by their constructional features
    • A47F5/16Platform-type show stands with flat, inclined, or curved upper surface
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47FSPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F7/00Show stands, hangers, or shelves, adapted for particular articles or materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/021Decoupling of vibrations by means of point-of-contact supports, e.g. ball bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a variable-friction idler wheel type historical relic three-dimensional shock isolation device which comprises outer showcase edges, a supporting beam, a supporting board, an upper-layer stiffened plate, a middle-layer stiffened plate, a lower-layer stiffened plate, shock isolation units and cross-shaped spring and sliding bock structures. The upper-layer stiffened plate, the middle-layer stiffened plate and the lower-layer stiffened plate are sequentially stacked from top to bottom. The multiple shock isolation units are arranged between the upper-layer stiffened plate and the middle-layer stiffened plate and between the middle-layer stiffened plate and the lower-layer stiffened plate. The lower ends of the outer showcase edges are fixedly connected to the upper surface of the upper-layer stiffened plate. The lower end of the supporting beam is fixedly connected with the outer showcase edges through the cross-shaped spring and sliding bock structures. By the adoption of the variable-friction idler wheel type historical relic three-dimensional shock isolation device, the horizontal and vertical three-dimensional shock isolation capacity is achieved; the horizontal deceleration capacity, the friction energy consumption capacity, the self-reset capacity and the like are good and certain horizontal decoupling capacity is achieved; and the risks that the shock isolation device flies out and is overturned can be effectively prevented, linear sliding rails, sliding blocks and springs are adopted in vertical shock isolation, stability is good, and interference of the horizontal earthquake action is avoided.

Description

Become the wheeled historical relic three-dimensional isolation device of friction roll
Technical field
The present invention relates to a kind of historical relic's protection device, particularly relate to the wheeled historical relic three-dimensional isolation device of a kind of change friction roll.
Background technique
China is as four major acids ancient country of the world, and 5,000-year and down, bright civilization created a large amount of valuable historical relic.In order to meet the growing inspirit culture demand of the people, the Museum Construction of China is fast-developing.By the end of the year 2012, national museum sum will reach 3589, and continue with the speed increment of annual 100, open up old rare cultural relics total amount will reach 1,000,000 magnitudes to the year two thousand twenty museum.Meanwhile, China is again an earthquake-prone countries, and seismic profile is extensive, intensity is large, and has very strong randomness, and the floating historical relic of putting in museum may produce eccentric rotary when meeting with earthquake, sliding, rocking and toppling and cause damage.Traditional anti-shock methods mainly comprises and draws, presses, blocks, consolidates, glues, and anti seismic efficiency is general, also there is damage historical relic, affects the problem of outward appearance.At present external museum large-scale popularization application antique vibration isolation device put historical relic carry out shock insulation protection to floating; these shock-proof devices all relate to a kind of cambered surface sliding friction system FPS (FrictionPendulumSystem); typical apply comprises roller type, ball type, friction pendulum etc.; but also there are some defects in these shock-proof devices; there is horizontal decoupling problem in the orthogonal slide rail as roller type shock-proof device, ball type shock-proof device exists reset and position limitation protection problem.Current museum both at home and abroad applies more antique vibration isolation device and only has horizontal two-dimension shock insulation ability, but increasing seismographic record shows, Vertical Earthquake Loads can not be ignored, and vertical seismic action energy can be up to the standard to 2/3 of earthquake motion energy, sometimes also can exceed horizontal earthquake action; And part of horizontal two dimension shock-proof device also has the problems such as horizontal decoupling zero, Self-resetting and position limitation protection; Meanwhile, vertical earthquake isolating structure in the three-dimensional isolation device of minority adopts spring spool form, and this class formation is bad at horizontal earthquake action stability inferior, and vertical earthquake isolating performance is general.Therefore, exploitation has the three-dimensional isolation device of three-dimensional isolation ability, certain level decoupling ability, Self-resetting function, position limitation protection function, friction energy-dissipating, good stability and good isolation property is highly significant and application prospect.
Summary of the invention
Object of the present invention is just that providing a kind of to solve the problem becomes the wheeled historical relic three-dimensional isolation device of friction roll.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The wheeled historical relic three-dimensional isolation device of a kind of change friction roll, comprise showcase outer rim, support beam and dunnage, described support beam is vertically arranged in described showcase outer rim, described dunnage is fixedly connected with the upper end of described support beam, described shock-proof device also comprises upper strata stiffened panel, middle level stiffened panel, lower floor's stiffened panel, shock insulation unit and spring block cross structure, described upper strata stiffened panel, described middle level stiffened panel and described lower floor stiffened panel are cascading from top to bottom, multiple described shock insulation unit is separately positioned on described upper strata stiffened panel and described middle level stiffened panel, between described middle level stiffened panel and described lower floor stiffened panel, the lower end of described showcase outer rim is fixedly connected with the upper surface of described upper strata stiffened panel, the lower end of described support beam is fixedly connected with described showcase outer rim by described spring block cross structure.
Preferably, four described shock insulation unit are provided with between described upper strata stiffened panel and described middle level stiffened panel, between described middle level stiffened panel and described lower floor stiffened panel, be positioned at described shock insulation unit distribution in " 11 " configuration of same layer, orthogonal thereto distribution between the described shock insulation unit of different layers.
Particularly, described shock insulation unit comprises change friction roller structure and three curved surface rail structures,
Described change friction roller structure comprises Compress Spring, shaft bulb friction member, two ends hollow wheel shaft, roller support and roller, described roller is rotatably connected by bearing and described two ends hollow wheel shaft, the lower end of described roller support is fixedly connected with the two ends of described two ends hollow wheel shaft, described Compress Spring and described shaft bulb friction member are successively set in the hollow hole at hollow wheel shaft two ends, described two ends, and the upper end of described roller support is fixedly connected with the lower surface of described upper strata stiffened panel or described middle level stiffened panel;
Described three curved surface rail structures comprise three curved surface slide rails and position limitation protection plate, described three curved surface slide rails are cuboid groove structure, bottom surface and the side of the groove structure of described three curved surface slide rails are curved surface, described position limitation protection plate is fixedly installed on the both ends open place of described three curved surface slide rails, and the bottom surface of described three curved surface slide rails is fixedly connected with the lower surface of the upper surface of described middle level stiffened panel or described lower floor stiffened panel;
Described change friction roller structure level is arranged in described three curved surface rail structures, the bulb part of two described shaft bulb friction members of described change friction roller structure and two contacts side surfaces of described three curved surface slide rails, described roller contacts with the bottom surface of described three curved surface slide rails.
Preferably, the external diameter of described Compress Spring is less than the diameter of the hollow hole of described two ends hollow wheel shaft, the diameter of the body portion of described shaft bulb friction member is less than the internal diameter of described Compress Spring, the external diameter of described Compress Spring is greater than between the bulb part of described shaft bulb friction member, be provided with gap between the bottom of the body portion of described shaft bulb friction member and the hollow hole of described two ends hollow wheel shaft, the length be positioned at outside described hollow hole of described shaft bulb friction member is less than the length that it is positioned at described hollow hole.
Particularly, the side of described three curved surface slide rails and the centre of curvature of bottom surface are all towards the inside of described three curved surface slide bars.
Particularly; described three curved surface rail structures also comprise buffer stopper and anti-dumping cladding plate; described buffer stopper is pasted onto the inner side surface of described position limitation protection plate; described anti-dumping cladding plate is arranged on the both sides, upper end of described three curved surface slide rails, and is provided with the groove that described roller support passes between the described anti-dumping cladding plate of both sides.
Particularly, described spring block cross structure comprises slide block, spring, rectangle rood beam and line slide rail, four described slide blocks are fixedly connected with four ends of described rectangle rood beam respectively, four described line slide rails are vertically arranged on the inner side surface of described showcase outer rim respectively, four described slide blocks are slidably connected with four described line slide rails respectively, the lower end of described support beam is fixedly connected with the middle part of described rectangle rood beam, multiple described spring is symmetricly set between described spring block cross structure and described upper strata stiffened panel respectively, and the upper end of multiple described spring is fixedly connected with the downside of described slide block or described rectangle rood beam respectively, the lower end of multiple described spring contacts with the upper surface of described upper strata stiffened panel.
Further, described shock-proof device also comprises balancing weight, and described balancing weight is arranged between described support beam and described rectangle rood beam.
The beneficial effect that the present invention becomes the wheeled historical relic three-dimensional isolation device of friction roll is:
1, the present invention has level and vertical three-dimensional isolation ability;
2, adopt change friction roller structure to coordinate with three curved surface rail structures, there is the abilities such as the deceleration of good level, friction energy-dissipating, Self-resetting, there is certain horizontal decoupling ability;
3, three curved surface slide rails are provided with position limitation protection structure and overturn-preventing structure, the danger such as can effectively prevent shock-proof device from flying out, to topple;
4, vertical earthquake isolating adopts the mode of line slide rail, slide block and spring, and good stability, can not be subject to the interference of horizontal earthquake action;
5, the present invention can carry out integrated design with showcase, and overall performance is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of the wheeled historical relic three-dimensional isolation device of change friction roll of the present invention;
Fig. 2 is the structural representation of change friction roller structure of the present invention;
Fig. 3 is the structural representation of three curved surface rail structures of the present invention;
Fig. 4 is the plan view of three curved surface rail structures of the present invention;
Fig. 5 is the structural representation of spring block cross structure of the present invention;
Fig. 6 is the structural representation of rectangle rood beam of the present invention;
Fig. 7 is the horizontal decoupling ability schematic diagram between change friction roller structure of the present invention and described three curved surface rail structures;
Fig. 8 is the working state schematic representation of the wheeled historical relic three-dimensional isolation device of change friction roll of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1, the present invention's one becomes the wheeled historical relic three-dimensional isolation device of friction roll, comprise showcase outer rim 8, support beam 10, dunnage, balancing weight 9, upper strata stiffened panel 1, middle level stiffened panel 2, lower floor's stiffened panel 3, shock insulation unit and spring block cross structure 6, support beam 10 is vertically arranged in showcase outer rim 8, dunnage is fixedly connected with the upper end of support beam 10, upper strata stiffened panel 1, middle level stiffened panel 2 and lower floor's stiffened panel 3 are cascading from top to bottom, multiple shock insulation unit is separately positioned on upper strata stiffened panel 1 and middle level stiffened panel 2, between middle level stiffened panel 2 and lower floor's stiffened panel 3, the lower end of showcase outer rim 8 is fixedly connected with the upper surface of upper strata stiffened panel 1, be fixedly connected with showcase outer rim 8 by spring block cross structure 6 after the lower end of support beam 10 is connected with balancing weight 9, between upper strata stiffened panel 1 and middle level stiffened panel 2, four shock insulation unit are provided with between middle level stiffened panel 2 and lower floor's stiffened panel 3, be positioned at shock insulation unit distribution in " 11 " configuration of same layer, orthogonal thereto distribution between the shock insulation unit of different layers.
Shock insulation unit comprises change friction roller structure 4 and three curved surface rail structures 5,
As shown in Figure 2, become friction roller structure 4 and comprise Compress Spring 41, shaft bulb friction member 42, two ends hollow wheel shaft 43, roller support 44 and roller 45, two ends hollow wheel shaft 43 is through bearing 46 and roller 45, and pass through the shaft shoulder, the modes such as cross recessed countersunk head sscrew 48 are fastening, roller 45 freely can rotate around two ends hollow wheel shaft 43, roller support 44 is arranged on two ends hollow wheel shaft 43 by hexagon socket cap head screw 47 and corresponding nut, Compress Spring 41 and shaft bulb friction member 42 are successively set in the hollow hole at hollow wheel shaft 43 two ends, two ends, size design should meet: the external diameter of Compress Spring 41 is less than the diameter of the hollow hole of two ends hollow wheel shaft 43, the diameter of the body portion of shaft bulb friction member 42 is less than the internal diameter of Compress Spring 41, the external diameter of Compress Spring 41 is greater than between the bulb part of shaft bulb friction member 42, gap is provided with between the bottom of the body portion of shaft bulb friction member 42 and the hollow hole of two ends hollow wheel shaft 43, the length be positioned at outside hollow hole of shaft bulb friction member 42 is less than the length that it is positioned at hollow hole, the upper end of roller support 44 is fixedly connected with the lower surface of upper strata stiffened panel 1 or middle level stiffened panel 2,
Bearing 46 is roller bearing preferably, and also can use selfaligning roller bearing or tapered roller bearing etc., bearing 46 needs enough radial bearing capacities, certain axial bearing capacity and aligning ability.
As shown in Figure 3 and Figure 4, three curved surface rail structures 5 comprise three curved surface slide rails 51, position limitation protection plate 53, buffer stopper 52 and anti-dumping cladding plate 54, three curved surface slide rails 51 are cuboid groove structure, bottom surface and the side of three curved surface slide rails 51 are curved surface, the side of three curved surface slide rails 51 and the centre of curvature of bottom surface are all towards the inside of three curved surface slide bars, position limitation protection plate 53 is arranged on the both ends open place of three curved surface slide rails 51 by screw 55, prevent becoming friction roller structure 4 and go out three curved surface slide rails 51 when meeting with earthquake, buffer stopper 52 is by the gluing inner side surface being pasted onto position limitation protection plate 53, anti-dumping cladding plate 54 is connected to the both sides, upper end of three curved surface slide rails 51 by screw 55, and between the anti-dumping cladding plate 54 of both sides, be provided with the groove that roller support 44 passes, do not affect change friction roller structure 4 to roll, also can prevent toppling of whole system, the bottom surface of three curved surface slide rails 51 is fixedly connected with the lower surface of the upper surface of middle level stiffened panel 2 or lower floor's stiffened panel 3,
Becoming friction roller structure 4 is horizontally set in three curved surface rail structures 5, and become the bulb part of two shaft bulb friction members 42 and two contacts side surfaces of three curved surface slide rails 51 of friction roller structure 4, roller 45 contacts with the bottom surface of three curved surface slide rails 51.
As shown in Figure 5, spring block cross structure 6 comprises slide block 61, spring 62, rectangle rood beam 63 and line slide rail 7, four slide blocks 61 are fixedly connected with four ends of rectangle rood beam 63 respectively by modes such as welding, and ensure certain parallelism, four line slide rails 7 are vertically arranged on the inner side surface of showcase outer rim 8 respectively, line slide rail 7 is connected by screw the neutral position in showcase outer rim 8 four planes, four slide blocks 61 are slidably connected with four line slide rails 7 respectively, the lower end of support beam 10 is fixedly connected with the middle part of rectangle rood beam 63, multiple spring 62 is symmetricly set between spring block cross structure 6 and upper strata stiffened panel 1 respectively, and the upper end of multiple spring 62 is fixedly connected with the downside of slide block 61 or rectangle rood beam 63 respectively, the lower end of multiple spring 62 contacts with the upper surface of upper strata stiffened panel 1.
Due to the slide block 61 in spring block cross structure 6, spring 62, the as a whole structure of welding rectangle rood beam 63, alternatively, spring 62 not only can be connected with slide block 61 (4 groups) totally, according to circumstances can also set up many group springs 62, as set up spring 62 in the centre bottom of welding rectangle rood beam 63, or welding rectangle rood beam 63 beam body bottom symmetrical set up many group springs 62, meet the use of this shock-proof device in heavy load situation.
Fig. 6 gives the another kind of mode of execution of spring block cross structure 6, shaft rood beam is adopted to replace welding rectangle rood beam 63, the end of shaft rood beam is outside thread, and the mode that can be threaded connection with slide block 61 is carried out fastening, and other structural types are identical with Fig. 5.
The working principle that the present invention becomes friction roll wheeled historical relic three-dimensional isolation device is as follows:
Device of the present invention in use is, this device top is put in by directly floating for historical relic, as shown in Figure 8, in seismic waves level under the effect of component, become friction roller structure 4 in three curved surface rail structures 5 along curved surface non-orbiting scroll, in rolling process, Compress Spring 41 and shaft bulb friction member 42 are subject to the contact squeeze of three curved surface slide rails, 51 liang of N-Side surfs, Compress Spring 41 produces pressure, bulb shaft friction member produces frictional force, and frictional force changes along three moving of curved surface slide rail 51 along with becoming friction roller structure 4: minimum in neutral position frictional force, more larger toward two ends force of rolling friction.Can prevent when earthquake occurs suddenly like this, initial frictional is excessive and cause historical relic to topple, and the linear change of frictional force, makes moderating process tend to be steady simultaneously.The double-deck shock insulation unit of orthogonal thereto layout can realize the friction energy-dissipating shock insulation of substantially horizontal 360 °, and as shown in Figure 7, because the change friction roller distinctive Compress Spring 41 of structure 4 and shaft bulb friction member 42 design, in the horizontal direction in Uncoupled procedure, become friction roller structure 4 and can have certain rotary freedom, overcome the problem existing for the hard decoupling zero of traditional roller 45 formula isolation structure level.Groove floor due to three curved surface slide rails 51 is curved surface, and when becoming friction roller structure 4 and rolling on curved surface, top gravity will produce restoring force, overcome friction thus make single unit system return to original position, has Self-resetting function.
Under the effect of seismic waves vertical component, spring block cross structure 6 drives historical relic in balancing weight 9, support beam 10 and dunnage etc. at the steady small movements of above-below direction, slide block 61 linearly slide rail 7 moves up and down, the power of substantially horizontal also can be born while friction energy-dissipating, and be connected due to line slide rail 7 and showcase outer rim 8, by coordinating of slide block 61 and line slide rail 7, only there is the freedom of movement of above-below direction in spring block cross structure 6 and upper part thereof, and can not produce phenomenons such as rocking under the effect of horizontal seismic element.Spring 62 plays the effect of buffering and soft support, coordinate with slide block 61, when seismic waves vertical component upwards transmits seismic energy, first by spring 62 absorption portion energy, extend the vibrational period, and dump energy is delivered to slide block 61 and line slide rail 7, consume seismic energy further by rubbing.
When meeting with three dimensional earthquake action, the working state of the wheeled three-dimensional antique vibration isolation device of change friction roll of the present invention as shown in Figure 8, become friction roller structure 4, three curved surface rail structure 5, spring block cross structure 6 and other parts actings in conjunction, the friction energy-dissipating shock insulation in level and vertical three directions can be realized.
The damping force of the wheeled three-dimensional antique vibration isolation device of change friction roll of the present invention provides primarily of the frictional force between shaft bulb friction member 42 and three curved surface slide rails, 51 liang of N-Side surfs and the frictional force between slide block 61 and line slide rail 7.
In addition, the Compress Spring 41 become in friction roller structure 4 and shaft bulb friction member 42 can be replaced with forms such as pistons.
Technological scheme of the present invention is not limited to the restriction of above-mentioned specific embodiment, the technology distortion that every technological scheme according to the present invention is made, and all falls within protection scope of the present invention.

Claims (8)

1. one kind becomes the wheeled historical relic three-dimensional isolation device of friction roll, comprise showcase outer rim, support beam and dunnage, described support beam is vertically arranged in described showcase outer rim, described dunnage is fixedly connected with the upper end of described support beam, it is characterized in that: also comprise upper strata stiffened panel, middle level stiffened panel, lower floor's stiffened panel, shock insulation unit and spring block cross structure, described upper strata stiffened panel, described middle level stiffened panel and described lower floor stiffened panel are cascading from top to bottom, multiple described shock insulation unit is separately positioned on described upper strata stiffened panel and described middle level stiffened panel, between described middle level stiffened panel and described lower floor stiffened panel, the lower end of described showcase outer rim is fixedly connected with the upper surface of described upper strata stiffened panel, the lower end of described support beam is fixedly connected with described showcase outer rim by described spring block cross structure.
2. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 1, it is characterized in that: between described upper strata stiffened panel and described middle level stiffened panel, between described middle level stiffened panel and described lower floor stiffened panel, be provided with four described shock insulation unit, be positioned at described shock insulation unit distribution in " 11 " configuration of same layer, orthogonal thereto distribution between the described shock insulation unit of different layers.
3. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 2, is characterized in that: described shock insulation unit comprises change friction roller structure and three curved surface rail structures,
Described change friction roller structure comprises Compress Spring, shaft bulb friction member, two ends hollow wheel shaft, roller support and roller, described roller is rotatably connected by bearing and described two ends hollow wheel shaft, the lower end of described roller support is fixedly connected with the two ends of described two ends hollow wheel shaft, described Compress Spring and described shaft bulb friction member are successively set in the hollow hole at hollow wheel shaft two ends, described two ends, and the upper end of described roller support is fixedly connected with the lower surface of described upper strata stiffened panel or described middle level stiffened panel;
Described three curved surface rail structures comprise three curved surface slide rails and position limitation protection plate, described three curved surface slide rails are cuboid groove structure, bottom surface and the side of the groove structure of described three curved surface slide rails are curved surface, described position limitation protection plate is fixedly installed on the both ends open place of described three curved surface slide rails, and the bottom surface of described three curved surface slide rails is fixedly connected with the lower surface of the upper surface of described middle level stiffened panel or described lower floor stiffened panel;
Described change friction roller structure level is arranged in described three curved surface rail structures, the bulb part of two described shaft bulb friction members of described change friction roller structure and two contacts side surfaces of described three curved surface slide rails, described roller contacts with the bottom surface of described three curved surface slide rails.
4. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 3, it is characterized in that: the external diameter of described Compress Spring is less than the diameter of the hollow hole of described two ends hollow wheel shaft, the diameter of the body portion of described shaft bulb friction member is less than the internal diameter of described Compress Spring, the external diameter of described Compress Spring is greater than between the bulb part of described shaft bulb friction member, gap is provided with between the bottom of the body portion of described shaft bulb friction member and the hollow hole of described two ends hollow wheel shaft, the length be positioned at outside described hollow hole of described shaft bulb friction member is less than the length that it is positioned at described hollow hole.
5. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 3, is characterized in that: the side of described three curved surface slide rails and the centre of curvature of bottom surface are all towards the inside of described three curved surface slide bars.
6. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 3; it is characterized in that: described three curved surface rail structures also comprise buffer stopper and anti-dumping cladding plate; described buffer stopper is pasted onto the inner side surface of described position limitation protection plate; described anti-dumping cladding plate is arranged on the both sides, upper end of described three curved surface slide rails, and is provided with the groove that described roller support passes between the described anti-dumping cladding plate of both sides.
7. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 1, it is characterized in that: described spring block cross structure comprises slide block, spring, rectangle rood beam and line slide rail, four described slide blocks are fixedly connected with four ends of described rectangle rood beam respectively, four described line slide rails are vertically arranged on the inner side surface of described showcase outer rim respectively, four described slide blocks are slidably connected with four described line slide rails respectively, the lower end of described support beam is fixedly connected with the middle part of described rectangle rood beam, multiple described spring is symmetricly set between described spring block cross structure and described upper strata stiffened panel respectively, and the upper end of multiple described spring is fixedly connected with the downside of described slide block or described rectangle rood beam respectively, the lower end of multiple described spring contacts with the upper surface of described upper strata stiffened panel.
8. the wheeled historical relic three-dimensional isolation device of change friction roll according to claim 7, is characterized in that: also comprise balancing weight, and described balancing weight is arranged between described support beam and described rectangle rood beam.
CN201610027649.1A 2016-01-15 2016-01-15 Become the wheeled historical relic three-dimensional isolation device of friction roll Active CN105485245B (en)

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CN107143610A (en) * 2017-06-14 2017-09-08 安徽工程大学 A kind of roller shock isolation pedestal and its shock isolation method
CN108266611A (en) * 2018-03-19 2018-07-10 西安建筑科技大学 A kind of three-dimensional friction-pendulum shock-insulation support
CN108506415A (en) * 2018-04-28 2018-09-07 广东电网有限责任公司 A kind of damping for vehicle electronic circuit plate
CN108708931A (en) * 2018-08-13 2018-10-26 西南科技大学 A kind of tuning plane of bending track-spring pendulum-type three-dimensional isolation device
CN109114156A (en) * 2018-11-05 2019-01-01 西南科技大学 A kind of rolling bearing cultural relics display case three-dimensional isolation device
CN109139786A (en) * 2018-11-01 2019-01-04 西安建筑科技大学 A kind of three-dimensional friction-pendulum shock-insulation support with buffering stop block
CN114343388A (en) * 2021-12-17 2022-04-15 乐歌人体工学科技股份有限公司 Structure for keeping relative position of roller in track
CN114941687A (en) * 2022-04-20 2022-08-26 中国地震局工程力学研究所 Intelligent shock insulation display cabinet and control method

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CN107143610A (en) * 2017-06-14 2017-09-08 安徽工程大学 A kind of roller shock isolation pedestal and its shock isolation method
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CN108708931B (en) * 2018-08-13 2023-12-08 西南科技大学 Tuning variable curved surface track-spring pendulum type three-dimensional shock insulation device
CN109139786A (en) * 2018-11-01 2019-01-04 西安建筑科技大学 A kind of three-dimensional friction-pendulum shock-insulation support with buffering stop block
CN109114156A (en) * 2018-11-05 2019-01-01 西南科技大学 A kind of rolling bearing cultural relics display case three-dimensional isolation device
CN114343388A (en) * 2021-12-17 2022-04-15 乐歌人体工学科技股份有限公司 Structure for keeping relative position of roller in track
CN114941687A (en) * 2022-04-20 2022-08-26 中国地震局工程力学研究所 Intelligent shock insulation display cabinet and control method
CN114941687B (en) * 2022-04-20 2024-02-02 中国地震局工程力学研究所 Intelligent shock insulation showcase and control method

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