CN103122969B - Three-dimensional shock isolation device - Google Patents
Three-dimensional shock isolation device Download PDFInfo
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- CN103122969B CN103122969B CN201310044355.6A CN201310044355A CN103122969B CN 103122969 B CN103122969 B CN 103122969B CN 201310044355 A CN201310044355 A CN 201310044355A CN 103122969 B CN103122969 B CN 103122969B
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Abstract
The invention discloses a three-dimensional shock isolation device. The three-dimensional shock isolation device comprises at least one three-dimensional shock isolation unit arranged between two embedded plates. Each three-dimensional shock isolation unit is composed of a horizontal shock isolation device and a vertical shock isolation device, wherein the horizontal shock isolation device and the vertical shock isolation are arranged in a vertical series connection mode. The horizontal shock isolation device is a vertical column-shaped elastic body arranged in a vertical mode in the axial direction, and the horizontal shock isolation device carries out elastic deformation through radial displacement deformation and torsion angle displacement deformation of the vertical column-shaped elastic body. The vertical shock isolation device is formed by parallel connection of at least three inclined column-shaped elastic bodies with equal dimensions so as to form a winding assembly body space structure, and therefore vertical deformation stood by the vertical shock isolation device is converted into inclined displacement and torsion placement of the inclined column-shaped elastic bodies. The three-dimensional shock isolation device can isolate three-way earthquake and environment vibration at the same time, and therefore shock/vibration response and shock/vibration delivery of a protected structure or device adopting the three-dimensional shock isolation device and under the effects of earthquake/the vibration can be controlled effectively, and safety under the effects of earthquake/the vibration can be guaranteed.
Description
Technical field
The present invention relates to a kind of building, special construction, bridge or machinery damping/vibrating device, particularly a kind of multi-angle shock-proof device, be widely used in ambient vibration and shockproof, earthquake-proofing technique field.
Background technique
Along with the development of modern industry and the expansion of urban size, the ambient vibration caused by numerous vibration such as industrial machinery and track traffic and noise problem display gradually, and ambient vibration has become one of seven large public hazards affecting human lives and production.Ambient vibration to the physical and mental health of mankind itself, the travelling comfort that life is lived, and the production of precision type instrument all produces and has a strong impact on.Such as Subway Vibration all has an impact to architecture production, the safety of heritage building and the living environment of house around along the line.How to reduce the small resonance produced due to external disturbance, Anti-vibration Design is significant.
Violent earthquake is one of serious natural disaster threatening the mankind.Horizontal seismic isolation structural system, by extending natural vibration period and the structural damping of superstructure, reduces the earthquake response of structure, guarantees that superstructure still can be in elastic state when violent earthquake, or remain on the A-stage of elasto plastic deformation.Seismic isolation technology not only ensure that the safety of structure itself, also protects inside configuration equipment, facility from destruction.
For the three-dimensional isolation device of isolating earthquake and vibration simultaneously, due to being coupled of level and vertical motion effect, this shock-proof device is made to become international headache.At present, alleviate horizontal and vertical seismic loads had a lot of trials for by inventing a stable three-dimensional shock isolation support.Many three-dimensional isolation devices have carried out feasibility test, mainly utilize pneumatic spring and hydraulic oil to carry out vertical earthquake isolating.A lot of three-dimensional isolation device all has good vertical earthquake isolating performance or damping capacity.But the shortcoming of these equipment can not be ignored, because they are very expensive, and shape matching is large comparatively speaking, thus limits the possibility of its mass production.
Summary of the invention
In order to solve prior art problem; the object of the invention is to the deficiency overcoming prior art existence; a kind of three-dimensional isolation device is provided; three dimensional earthquake and ambient vibration can be isolated simultaneously; its the shake/vibratory response under earthquake/effect of vibration of the protected structure of this device or equipment and shake/vibration passing is adopted to be effectively controlled, the safety under protection earthquake/effect of vibration.
Create object for reaching foregoing invention, the present invention adopts following technical proposals:
A kind of three-dimensional isolation device; comprise at least one the three-dimensional isolation device unit be arranged between two pieces of built-in boards; two pieces of built-in boards are fixedly connected with by joint with the cushion cap up and down of protected facility or equipment respectively; joint adopts thread connecting mode; namely the internal thread being embedded in the coupling sleeve in upper and lower cushion cap matches with the outside thread of the attachment bolt of fastening built-in board tight joint; three-dimensional isolation device unit is made up of to shock-proof device and vertical earthquake isolating equipment the level be vertically installed in series up and down, is specially:
Level is the vertical cylindrical elastomeric body axially vertically installed to shock-proof device, one end of vertical cylindrical elastomeric body connects end plate with level and is fixedly connected with, the other end of vertical cylindrical elastomeric body rotates with the rotational slide face, front rotating transition joining plate and connects and axial restraint, form horizontal seismic isolation bearing, one end of vertical cylindrical elastomeric body is made directly to carry the vertical load from protected facility or equipment by level connection end plate, vertical cylindrical elastomeric body has vertical constant bearing capacity, make level to shock-proof device resiliently deformable by vertical cylindrical elastomeric body generation radial displacement distortion and torsional angular displacement distortion, and then the level that realizes carries out delayed response and buffering transmission to the level from protected facility or equipment to load to shock-proof device, thus the level that realizes is to shock insulation,
Vertical earthquake isolating equipment is in parallel by the inclination cylindricality elastomer of at least 3 equidimension specifications, each inclination cylindricality elastomer is all obliquely installed, each inclination cylindricality elastomeric inclination torsional direction is consistent, and according to carrying out spatial arrangement clockwise or counterclockwise, the elastomeric angle of inclination of inclination cylindricality is carried out calculating according to the vertical load of protected facility or equipment and required vertical displacement and is determined, and adjust between 0 ° ~ 90 °, form the torsion bundle columniation structure of one group of symmetrically arranged twist shape of spatial structure, reverse bundled-tube structure or reverse bundle column casing mixed construction, reserved horizontal deformation-recovery space between each inclination cylindricality elastomer of vertical earthquake isolating equipment, the projection of each inclination cylindricality elastomer on same level cross section of vertical earthquake isolating equipment is evenly arranged in circumferentially same, the diameter of this circumference is according to the horizontal dimension size of vertical earthquake isolating equipment, the elastomeric oblique shift length of inclination cylindricality and level are determined to the horizontal dimension size of shock-proof device, the elastomeric upper and lower two ends of each inclination cylindricality are fixedly connected with the levelling connection rigid body in slope respectively, formed vertically to damping support, the two ends of the levelling connection rigid body in each slope are fixedly connected with a rigid body slope panel and a rigid body horizontal panel respectively, each inclination cylindricality elastomer is fixedly connected with two levelling rigid body slope panels connecting rigid body in slope, the rigid body horizontal panel of the levelling connection rigid body in one of them slope is fixedly connected with the reverse side junction plane rotating transition joining plate, the rigid body horizontal panel of the levelling connection rigid body in another slope is fixedly connected with built-in board, inclination cylindricality elastomer is made to be fixedly connected with the cushion cap up and down of protected facility or equipment and directly to carry the vertical load from protected facility or equipment, namely three-dimensional isolation device unit comprises a vertical cylindrical elastomeric body and one group of inclination cylindricality elastomer, the levelling connection rigid body in slope that inclination cylindricality elastomer is fixedly connected with by its two ends, the superstructure making it carry and the vertical deformation of substructure are converted to the elastomeric oblique displacement of inclination cylindricality and torsional displacement, realize the resiliently deformable of vertical earthquake isolating equipment, and then realize vertical earthquake isolating equipment to the vertical load from protected facility or equipment carry out delayed response and buffering transmit, thus realize vertical earthquake isolating.
The material of above-mentioned vertical cylindrical elastomeric body is preferably rubber.
The diameter of above-mentioned vertical cylindrical elastomeric body is greater than the elastomeric diameter of inclination cylindricality.
As the preferred technological scheme of the present invention, the vertical earthquake isolating equipment in three-dimensional isolation device unit comprises 3 inclination cylindricality elastomers, is formed and is wound around assemblying body spatial structure.
As the present invention's preferred technological scheme further, vertical earthquake isolating equipment also comprises Horizontal displacement block, Horizontal displacement block makes vertical earthquake isolating equipment that integral level displacement not occur, and only makes each inclination cylindricality elastomer generation diagonal distortion, and the levelling connection rigid body in slope is occurred vertically to displacement.
The present invention compared with prior art, has following apparent outstanding substantive distinguishing features and remarkable advantage:
1. horizontal seismic isolation bearing of the present invention provides little horizontal rigidity, inclination cylindricality elastomer provides little vertical rigidity by oblique Horizontal displacement, shock-proof device can realize level of isolation to vertical earthquake and vibration function, thus realize the object of three-dimensional damping/shake, three-dimensional isolation device of the present invention can make top-out or protected object all be protected when having level and vertical motion and earthquake, make the vibration passing of vibratory equipment obtain effective attenuation, be applicable to building structure, the earthquake of main equipment and vibration protection;
2. the present invention can adjust the various angle of inclination cylindricality elastomer, thus adapt to different displacement and load, and can adjust the composition of this device, the relation between the size of this device and bearing capacity is not constant, can meet different loads and not change its size.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram of the three-dimensional isolation device of the embodiment of the present invention one.
Fig. 2 is the structural representation of the three-dimensional isolation device of the embodiment of the present invention one.
Fig. 3 is the structural representation of level to shock-proof device of the embodiment of the present invention one.
Fig. 4 is the structural representation of the rotation transition joining plate of the embodiment of the present invention one.
Fig. 5 is the structural representation of the levelling connection rigid body in slope of the embodiment of the present invention one.
Fig. 6 is the elastomeric structural representation of inclination cylindricality of the embodiment of the present invention one.
Fig. 7 is the three-dimensional isolation device structural representation of the vertical earthquake isolating equipment up-set type of the embodiment of the present invention two.
Embodiment
Details are as follows for the preferred embodiments of the present invention:
embodiment one:
See Fig. 1 ~ 6, in the present embodiment, the vertical earthquake isolating equipment of three-dimensional isolation device adopts underneath type to install.
Three-dimensional isolation device comprises at least one the three-dimensional isolation device unit be arranged between two pieces of built-in boards 3, two pieces of built-in boards 3 are fixedly connected with by joint with the cushion cap up and down 1 of protected facility or equipment respectively, joint adopts thread connecting mode, namely the internal thread being embedded in the coupling sleeve 2 in upper and lower cushion cap 1 matches with the outside thread of the attachment bolt 9 of fastening built-in board 3 tight joint, three-dimensional isolation device unit is made up of to shock-proof device and vertical earthquake isolating equipment the level be vertically installed in series up and down, vertical earthquake isolating equipment is placed on the bottom of level to shock-proof device, be specially: level is the vertical cylindrical elastomeric body 11 axially vertically installed to shock-proof device, one end of vertical cylindrical elastomeric body 11 connects end plate 10 and is fixedly connected with level, the other end of vertical cylindrical elastomeric body 11 rotates with the rotational slide face, front 12 rotating transition joining plate 5 and connects and axial restraint, form horizontal seismic isolation bearing 4, one end of vertical cylindrical elastomeric body 11 is made to connect the direct vertical load carried from protected facility or equipment of end plate 10 by level, vertical cylindrical elastomeric body 11 has vertical constant bearing capacity, by vertical cylindrical elastomeric body 11 occur radial displacement distortion and torsional angular displacement distortion make level to shock-proof device resiliently deformable, and then the level that realizes carries out delayed response and buffering transmission to the level from protected facility or equipment to load to shock-proof device, thus the level that realizes is to shock insulation, vertical earthquake isolating equipment is in parallel by the inclination cylindricality elastomer 8 of 3 equidimension specifications, each inclination cylindricality elastomer 8 is all obliquely installed, the inclination torsional direction of each inclination cylindricality elastomer 8 is consistent, and according to carrying out spatial arrangement clockwise or counterclockwise, the angle of inclination of inclination cylindricality elastomer 8 is carried out calculating according to the vertical load of protected facility or equipment and required vertical displacement and is determined, and adjust between 0 ° ~ 90 °, form the torsion bundle columniation structure of one group of symmetrically arranged twist shape of spatial structure, reverse bundled-tube structure or reverse the winding assemblying body spatial structure restrainting column casing mixed construction, reserved horizontal deformation-recovery space between each inclination cylindricality elastomer 8 of vertical earthquake isolating equipment, the projection of each inclination cylindricality elastomer 8 on same level cross section of vertical earthquake isolating equipment is evenly arranged in circumferentially same, the diameter of this circumference is according to the horizontal dimension size of vertical earthquake isolating equipment, the oblique shift length of inclination cylindricality elastomer 8 and level are determined to the horizontal dimension size of shock-proof device, the two ends up and down of each inclination cylindricality elastomer 8 are fixedly connected with the levelling connection rigid body 6 in slope respectively, 7, formed vertically to damping support, the levelling connection rigid body 6 in each slope, the two ends of 7 are fixedly connected with a rigid body slope panel 13 and a rigid body horizontal panel 14 respectively, each inclination cylindricality elastomer 8 connects rigid body 6 with two slopes are levelling, the rigid body slope panel 13 of 7 is fixedly connected, the levelling connection rigid body 6 in one of them slope, the rigid body horizontal panel 14 of 7 is fixedly connected with the reverse side junction plane rotating transition joining plate 5, the levelling connection rigid body 6 in another slope, the rigid body horizontal panel 14 of 7 is fixedly connected with built-in board 3, inclination cylindricality elastomer 8 is made to be fixedly connected with the cushion cap up and down 1 of protected facility or equipment and directly to carry the vertical load from protected facility or equipment, namely three-dimensional isolation device unit comprises a vertical cylindrical elastomeric body 11 and one group of inclination cylindricality elastomer 8, the levelling connection rigid body 6 in slope that inclination cylindricality elastomer 8 is fixedly connected with by its two ends, 7, the superstructure making it carry and the vertical deformation of substructure are converted to oblique displacement and the torsional displacement of inclination cylindricality elastomer 8, realize the resiliently deformable of vertical earthquake isolating equipment, and then realize vertical earthquake isolating equipment to the vertical load from protected facility or equipment carry out delayed response and buffering transmit, thus realize vertical earthquake isolating.In the present embodiment, under earthquake/effect of vibration, vertical cylindrical elastomeric body 11 provides little radial rigidity, also namely vertical cylindrical elastomeric body 11 has axial constant bearing capacity, less radial rigidity and larger radial deformation capabilities, make vertical cylindrical elastomeric body 11 occur radial displacement distortion and torsional angular displacement distortion make level to shock-proof device resiliently deformable, horizontal seismic isolation/function of shaking can be realized.Inclination cylindricality elastomer 8 provides little vertical rigidity, also i.e. inclination cylindricality elastomer 8 has radial constant bearing capacity, less axial rigidity and larger axial deformation ability, there is radial displacement or along inclination cylindricality elastomer 8 outer side surface generation tangential displacement, vertical earthquake isolating/function of shaking can be realized in the inclination cylindricality elastomer 8 making vertical earthquake isolating equipment pass through to tilt.By adjustment inclination cylindricality elastomer 8 various angle, thus different displacement and load can be adapted to, realize level of isolation to vertical earthquake and vibration function, and can to adjust the composition of the present embodiment three-dimensional isolation device and structure.Its size is not changed, so the relation between the size of three-dimensional isolation device and bearing capacity is not constant because the present embodiment three-dimensional isolation device can meet different loads.
The object of the present embodiment three-dimensional isolation device realizes horizontal shock-absorbing/shake by level to shock-proof device, realizes vertical damping/shake by the tilt displacement of vertical earthquake isolating equipment, thus realize the object of three-dimensional damping/shake.The present embodiment three-dimensional isolation device can make top-out or protected object all be protected when having level and vertical motion and earthquake, and makes the vibration passing of vibratory equipment obtain effective attenuation.The present embodiment three-dimensional isolation device is applicable to building structure, the earthquake of main equipment and vibration protection.
In the present embodiment, the diameter of vertical cylindrical elastomeric body 11 is greater than the diameter of inclination cylindricality elastomer 8, level is adapted to the bearing capacity of shock-proof device and vertical earthquake isolating equipment, can realize stablizing, reliable shock insulation, effectively dissolve earthquake and vibrate the energy with collapsing force discharged.
embodiment two:
The present embodiment is substantially identical with embodiment one, and specialization is:
In the present embodiment, see Fig. 7, the vertical earthquake isolating equipment of three-dimensional isolation device adopts up-set type to install, and namely vertical earthquake isolating equipment is placed on level to shock-proof device top, can realize the technique effect of applying three-dimensional shock-proof device shock insulation in embodiment one equally.
embodiment three:
The present embodiment and previous embodiment are substantially identical, and specialization is:
In the present embodiment, the material of vertical cylindrical elastomeric body 11 and inclination cylindricality elastomer 8 is all rubber, and rubber has good elastic resilience, can adapt to the damping occasion of heavy load, and under the operating mode of other bad environments.
embodiment four:
The present embodiment and previous embodiment are substantially identical, and specialization is:
In the present embodiment, vertical earthquake isolating equipment also comprises Horizontal displacement block, Horizontal displacement block makes vertical earthquake isolating equipment that integral level displacement not occur, and only makes each inclination cylindricality elastomer 8 that diagonal distortion occurs, and the levelling connection rigid body 6,7 in slope is occurred vertically to displacement.In the present embodiment, Horizontal displacement block can carry out resiliently deformable, anti-locking apparatus unstability by operative constraint inclination cylindricality elastomer 8 in the scope lower than rupture strength or fatigue strength, improves the working life of vertical earthquake isolating equipment, improves shock insulation stability.
By reference to the accompanying drawings the embodiment of the present invention is illustrated above; but the invention is not restricted to above-described embodiment; multiple change can also be made according to the object of innovation and creation of the present invention; change, the modification made under all Spirit Essences according to technical solution of the present invention and principle, substitute, combination, to simplify; all should be the substitute mode of equivalence; as long as goal of the invention according to the invention, only otherwise deviate from know-why and the inventive concept of three-dimensional isolation device of the present invention, all protection scope of the present invention is belonged to.
Claims (10)
1. a three-dimensional isolation device, comprise at least one the three-dimensional isolation device unit be arranged between two pieces of built-in boards (3), two pieces of described built-in boards (3) are fixedly connected with by joint with the cushion cap up and down (1) of protected facility or equipment respectively, described joint adopts thread connecting mode, namely the internal thread being embedded in the coupling sleeve (2) in described upper and lower cushion cap (1) matches with the outside thread of the attachment bolt (9) of fastening described built-in board (3) tight joint, it is characterized in that, three-dimensional isolation device unit is made up of to shock-proof device and vertical earthquake isolating equipment the level be vertically installed in series up and down, be specially:
Described level is the vertical cylindrical elastomeric body (11) of axially vertically installing to shock-proof device, one end of described vertical cylindrical elastomeric body (11) connects end plate (10) and is fixedly connected with level, the other end of described vertical cylindrical elastomeric body (11) rotates with the rotational slide face, front (12) rotating transition joining plate (5) and connects and axial restraint, form horizontal seismic isolation bearing (4), one end of described vertical cylindrical elastomeric body (11) is made to connect the direct vertical load carried from protected facility or equipment of end plate (10) by described level, described vertical cylindrical elastomeric body (11) has vertical constant bearing capacity, make described level to shock-proof device resiliently deformable by described vertical cylindrical elastomeric body (11) generation radial displacement distortion and torsional angular displacement distortion, and then realize described level to shock-proof device to from protected facility or equipment level to load carry out delayed response and buffering transmit, thus the level that realizes is to shock insulation,
Described vertical earthquake isolating equipment is in parallel by the inclination cylindricality elastomer (8) of at least 3 equidimension specifications, each described inclination cylindricality elastomer (8) is all obliquely installed, the inclination torsional direction of each described inclination cylindricality elastomer (8) is consistent, and according to carrying out spatial arrangement clockwise or counterclockwise, the angle of inclination of described inclination cylindricality elastomer (8) is carried out calculating according to the vertical load of protected facility or equipment and required vertical displacement and is determined, and adjust between 0 ° ~ 90 °, form the torsion bundle columniation structure of one group of symmetrically arranged twist shape of spatial structure, reverse bundled-tube structure or reverse bundle column casing mixed construction, reserved horizontal deformation-recovery space between each inclination cylindricality elastomer (8) of described vertical earthquake isolating equipment, the projection of each inclination cylindricality elastomer (8) on same level cross section of described vertical earthquake isolating equipment is evenly arranged in circumferentially same, the diameter of this circumference is according to the horizontal dimension size of vertical earthquake isolating equipment, oblique shift length and the level of described inclination cylindricality elastomer (8) are determined to the horizontal dimension size of shock-proof device, the two ends up and down of each described inclination cylindricality elastomer (8) are fixedly connected with the levelling connection rigid body (6 in slope respectively, 7), formed vertically to damping support, the levelling connection rigid body (6 in each described slope, 7) two ends are fixedly connected with rigid body slope panel (13) and a rigid body horizontal panel (14) respectively, each described inclination cylindricality elastomer (8) connects rigid body (6 with two described slopes are levelling, 7) described rigid body slope panel (13) is fixedly connected, the levelling connection rigid body (6 in slope described in one of them, 7) described rigid body horizontal panel (14) is fixedly connected with the reverse side junction plane of described rotation transition joining plate (5), the levelling connection rigid body (6 in slope described in another, 7) described rigid body horizontal panel (14) is fixedly connected with described built-in board (3), described inclination cylindricality elastomer (8) is made to be fixedly connected with the cushion cap up and down (1) of protected facility or equipment and directly to carry the vertical load from protected facility or equipment, namely three-dimensional isolation device unit comprises a vertical cylindrical elastomeric body (11) and one group of inclination cylindricality elastomer (8), the levelling connection rigid body (6 in described slope that described inclination cylindricality elastomer (8) is fixedly connected with by its two ends, 7), the superstructure making it carry and the vertical deformation of substructure are converted to oblique displacement and the torsional displacement of described inclination cylindricality elastomer (8), realize the resiliently deformable of described vertical earthquake isolating equipment, and then realize described vertical earthquake isolating equipment to the vertical load from protected facility or equipment carry out delayed response and buffering transmit, thus realize vertical earthquake isolating.
2. three-dimensional isolation device according to claim 1, is characterized in that: the material of described vertical cylindrical elastomeric body (11) is rubber.
3. three-dimensional isolation device according to claim 2, is characterized in that: the material of described inclination cylindricality elastomer (8) is rubber.
4. according to the three-dimensional isolation device in claims 1 to 3 described in any one, it is characterized in that: the diameter of described vertical cylindrical elastomeric body (11) is greater than the diameter of described inclination cylindricality elastomer (8).
5. according to the three-dimensional isolation device in claims 1 to 3 described in any one, it is characterized in that: the vertical earthquake isolating equipment in described three-dimensional isolation device unit comprises 3 inclination cylindricality elastomers (8), formed and be wound around assemblying body spatial structure.
6. three-dimensional isolation device according to claim 4, is characterized in that: the vertical earthquake isolating equipment in described three-dimensional isolation device unit comprises 3 inclination cylindricality elastomers (8), is formed and is wound around assemblying body spatial structure.
7. according to the three-dimensional isolation device in claims 1 to 3 described in any one, it is characterized in that: described vertical earthquake isolating equipment also comprises Horizontal displacement block, described Horizontal displacement block makes described vertical earthquake isolating equipment that integral level displacement not occur, and only make each described inclination cylindricality elastomer (8) that diagonal distortion occurs, the levelling connection rigid body in described slope (6,7) is occurred vertically to displacement.
8. three-dimensional isolation device according to claim 4, it is characterized in that: described vertical earthquake isolating equipment also comprises Horizontal displacement block, described Horizontal displacement block makes described vertical earthquake isolating equipment that integral level displacement not occur, and only make each described inclination cylindricality elastomer (8) that diagonal distortion occurs, the levelling connection rigid body in described slope (6,7) is occurred vertically to displacement.
9. three-dimensional isolation device according to claim 5, it is characterized in that: described vertical earthquake isolating equipment also comprises Horizontal displacement block, described Horizontal displacement block makes described vertical earthquake isolating equipment that integral level displacement not occur, and only make each described inclination cylindricality elastomer (8) that diagonal distortion occurs, the levelling connection rigid body in described slope (6,7) is occurred vertically to displacement.
10. three-dimensional isolation device according to claim 6, it is characterized in that: described vertical earthquake isolating equipment also comprises Horizontal displacement block, described Horizontal displacement block makes described vertical earthquake isolating equipment that integral level displacement not occur, and only make each described inclination cylindricality elastomer (8) that diagonal distortion occurs, the levelling connection rigid body in described slope (6,7) is occurred vertically to displacement.
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| CN201310044355.6A CN103122969B (en) | 2013-02-05 | 2013-02-05 | Three-dimensional shock isolation device |
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| CN103850358A (en) * | 2014-02-21 | 2014-06-11 | 上海大学 | Three-dimensional seism isolation system |
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| CN113639005B (en) * | 2021-08-13 | 2023-03-03 | 山海伺(北京)科技有限公司 | Three-dimensional shock isolation device and implementation method thereof |
| CN114016635B (en) * | 2021-12-10 | 2022-05-27 | 广州大学 | Modularized layer parallel three-dimensional shock isolation/vibration isolation support for vibration and vibration double control |
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