CN201087426Y - Novel effective vibration isolation trench structure - Google Patents
Novel effective vibration isolation trench structure Download PDFInfo
- Publication number
- CN201087426Y CN201087426Y CNU2007200542138U CN200720054213U CN201087426Y CN 201087426 Y CN201087426 Y CN 201087426Y CN U2007200542138 U CNU2007200542138 U CN U2007200542138U CN 200720054213 U CN200720054213 U CN 200720054213U CN 201087426 Y CN201087426 Y CN 201087426Y
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- Prior art keywords
- vibration
- gripper shoe
- isolation
- support plate
- ditch
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Abstract
The utility model discloses a novel effective isolation trench structure, which consists of an empty ditch and a blocking support plate. The blocking support plate is arranged all through a trench, wherein, the surface of the blocking support plate is parallel to the trench in longitude. The utility model is provided with the blocking support plate along the longitude of the trench on the basis of empty ditch isolation. The blocking support plate not only has the isolation function, but can prevent the collapse of earthwork; and when the groundwater level is high, the blocking support plate can also play the role of an artificial isolation belt in the groundwater so as to ensure isolation effect. The utility model has simple structure, stable capability, strong practicability, and wide application range, and can be applied to the isolation of vibration caused by underground wall transmitted traffic loading, as well as any occasion applicable to the vibration fields of the current environment to isolate the ground vibration, thereby reducing the dynamic response of buildings.
Description
Technical field
The utility model relates to the moving control technology field of a kind of structures isolation effect (shaking), relates in particular to a kind of effectively vibration isolate ditch of isolation environment vibration source.
Background technology
The main vibration source of ground vibration is highway and railway traffic (containing subway and viaduct), heavy industry equipment vibration and strong construction vibration of ramming piling and so on.Pass through earth propagation by the vibration that vibration source produces, vibrational energy is outwards propagated by rock soil medium with the form of vibration wave.Vibration wave is divided into bulk wave and two kinds of forms of ground roll according to the wave propagation characteristics.Wherein bulk wave comprises: compressional wave (P ripple) and shearing wave (S ripple); Ground roll comprises: R wave (R ripple) and Le Fubo etc.The ripple that ground vibration produces is the complex wave of above-mentioned various ripples.But studies show that: in the ground vibration, ground roll energy maximum is about 67%, and the S ripple is 26%, and the P ripple is 7%, so ground vibration is based on surface wave.
For effectively cutting off the route of transmission of face of land vibration wave, what adopt usually is the barrier vibration isolation method, promptly between vibration source and protected object (building or instrument, equipment) separation layer perpendicular to ground is set.Like this, after vibration wave runs into barrier,, behind barrier, form the zone that a vibration reduces, thereby reach the purpose that reduces ambient vibration by wave reflection and refraction effect.Barrier vibration isolation can be continuous barrier, as vibration isolate ditch, concrete continuous wall etc.; Can also be discontinuous barrier, as single pile, multiline pile etc.
Vibration isolate ditch is to offer groove on the propagation circuit, changes propagation property after cutting off the route of transmission that vibrates or making it walk around groove, thereby reduces ground vibration.Vibration isolate ditch is free ditch and fills two kinds in ditch.Fill in the ditch and insert materials such as expansive soil, mud and concrete usually, studies show that the filler and the wave resistance ratio of soil differ big more, isolating affection is good more, so filler should adopt soft material or hard material as far as possible.And adopt the form of empty ditch, because the interface of soil and ditch does not have the transmission of ripple, therefore empty ditch is the most effective vibration isolate ditch mode.But empty ditch still exists following defective: (1) in actual applications, therefore empty ditch is very limited in actual use because the problem of cubic metre of earth stability need be provided with supporting frame and make the ditch side soil body keep stable.(2) for underground water than condition with higher, be difficult to carry out the sky ditch and support construction, and too high underground water can cause the propagation of vibration wave in water by the work plane of concentrating precipitation to form.In fact because the wave resistance of water and soil is more approaching, therefore can cause the situation that the vibration isolation of sky ditch was lost efficacy to take place, make the ditch vibration isolation of having leisure be difficult to realize.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of generation that can avoid a cubic metre of earth slump, vibration isolation failure conditions is provided, and the while vibration isolating effect is the novel and effective vibration isolate ditch structure of approaching empty ditch vibration isolation again.
The purpose of this utility model is achieved by the following technical programs:
A kind of novel and effective vibration isolate ditch structure that the utility model provides comprises the groove that is sky ditch form, it is characterized in that: also comprise the obstruct gripper shoe, this obstruct gripper shoe runs through and is arranged in the described groove parallel longitudinal of its plate face and groove.The utility model is on the basis of empty ditch vibration isolation, intercepts gripper shoe and constitutes along vertically adding of groove.Intercept gripper shoe and not only have the effect of supporting, can prevent from cubic metre of earth to cave in; And when underground water is very high, intercepts gripper shoe and can also between underground water, play the effect of artificial isolation strip, thereby guarantee vibration isolating effect.
The utility model can be taked following further measure: described obstruct gripper shoe comprises water-fast high-strength partition wall gypsum plank and rolling foam section, and this rolling foam section is clipped between two water-fast high-strength partition wall gypsum planks.Because water-fast high-strength partition wall gypsum plank has certain intensity, and two kinds of sheet material waterproof and not perishable all, therefore can keep the stability of definite shape, can effectively prevent from cubic metre of earth to cave in.Have less impedance ratio between foamed material and the soil, therefore can obtain vibration isolating effect preferably.In addition, two kinds of sheet materials are all low weight, and arbitrarily cutting processing is convenient to the operation construction.
Because groove is all long usually, for ease of construction and installation, obstruct gripper shoe described in the utility model can intercept the gripper shoe monomer and be spliced by each.Each intercepts the gripper shoe monomer can be prefabricated in advance, and then transport to on-the-spot splicing and install and get final product.Simultaneously, look the degree of depth of ditch, assembly unit up and down.
If needed, groove two outside near surface parts described in the utility model can be established the supporting basis, and top, the obstruct gripper shoe top on this supporting basis are provided with cover plate.
The utlity model has following beneficial effect:
(1) effectively utilized empty ditch, by adding the obstruct gripper shoe, not only can avoid the generation of a cubic metre of earth slump, vibration isolation failure conditions, vibration isolating effect is again near empty ditch vibration isolation simultaneously.
(2) under the very high situation of underground water, intercept gripper shoe and can between underground water, play the effect of artificial isolation strip, thereby guarantee vibration isolating effect.
(3) sheet material waterproof, not perishable, and cost is low, and processing and construction and installation are also very simple, economical and practical.
(4) simple in structure, stable performance, practical.Have wide range of applications, applicable to isolating the vibration that the traffic loading propagated by underground wall body brings out, and any occasion of being suitable for of existing ambient vibration field reduces the dynamic response of building with surface vibration isolator.
Description of drawings
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail:
Fig. 1 is the cross sectional representation of one of the utility model embodiment;
Fig. 2 is the splicing schematic diagram that respectively intercepts the gripper shoe monomer among one of the utility model embodiment;
Fig. 3 is two the cross sectional representation of the utility model embodiment.
Among the figure: groove 1, intercept gripper shoe 2, intercept gripper shoe monomer 3, water-fast high-strength partition wall gypsum plank 4,4 ', rolling foam section 5, bolt 6, nut 7, steel plate washer 8,8 ', supporting basis 9, cover plate 10
The specific embodiment
Embodiment one:
Fig. 1 and Fig. 2 are one of embodiment of the present utility model, as shown in Figure 1, comprise the groove 1 that is sky ditch form, and intercept gripper shoe 2.As shown in Figure 2, intercept gripper shoe 2 and be spliced, run through being arranged in the middle of the groove 1 parallel longitudinal of its plate face and groove 1 by each obstruct gripper shoe monomer 3.
Intercept gripper shoe monomer 3 by water-fast high-strength partition wall gypsum plank 4,4 ' and rolling foam section 5 constitute.Rolling foam section 5 adopts the polystyrene foam profile plates, and be clipped in two water-fast high-strength partition wall gypsum planks 4,4 ' between, connect in aggregates by bolt 6 and nut 7.
Can isolate the ambient vibration that focus causes effectively by the degree of depth and the width of adjusting vibration isolate ditch.For the vibration isolation groove of 3 meters of ditch depths, intercept the gripper shoe monomer and adopt two water-fast high-strength partition wall gypsum plank (3 * 3m
2, thick 100mm), a 500mm thick (or which floor assembly unit) polystyrene foam profile plate.Bolt 6 adopts
Round steel, an end and steel plate washer 8 (50mm * 50mm * 6mm, long * wide * thick) welding, the other end is processed into 100mm (screw rod is long) screw thread, and loads onto steel plate washer 8 ' and nut 7.The hollow ecological partition board of water-resisting high-strength gypsum can site prefabrication, also can arrive producer and place orders with enterprises for processing materials, and foam is through pre-molding.In the installation process at first with water-fast high-strength partition wall gypsum plank 4 and 4 ' punch in the relevant position, and keep flat on the ground after bolt 6 passed water-fast high-strength partition wall gypsum plank 4, the rolling foam section 5 of mating formation then, the water-fast high-strength partition wall gypsum plank 4 of packing at last ', and evenly tighten each bolt.
After every obstruct gripper shoe monomer machined, gross weight was about 1.0 tons, and available crane lifts.The vibration isolate ditch degree of depth generally can be very not dark, is no more than 10 meters usually.For dark slightly vibration isolate ditch, lifting earlier bottom is arranged in order, above then lifting again, rely on dead weight to arrive assigned address.The excavation width of empty ditch is a bit larger tham obstruct gripper shoe width, plate can enter the sky ditch and get final product.For further firmly intercepting gripper shoe, can also in the space, add backfill to satisfy the both sides stable problem.
Embodiment two:
Figure 3 shows that two of embodiment of the present utility model, be with embodiment one difference: if needed, as shown in Figure 3, groove two outside near surfaces partly adopt brick supporting basis 9, its underpart rammed earth.Top, obstruct gripper shoe 2 tops on this supporting basis 9 are provided with cover plate 10, can be steel or concrete cover.
Claims (4)
1. a novel and effective vibration isolate ditch structure comprises the groove (1) that is sky ditch form, it is characterized in that: comprise also intercepting gripper shoe (2) that this obstruct gripper shoe (2) runs through and is arranged in the described groove (1) parallel longitudinal of its plate face and groove (1).
2. novel and effective vibration isolate ditch structure according to claim 1, it is characterized in that: described obstruct gripper shoe (2) comprises water-fast high-strength partition wall gypsum plank (4,4 ') and rolling foam section (5), and this rolling foam section (5) is clipped between two water-fast high-strength partition wall gypsum planks (4,4 ').
3. novel and effective vibration isolate ditch structure according to claim 1 and 2 is characterized in that: described obstruct gripper shoe (2) intercepts gripper shoe monomer (3) and is spliced by each.
4. novel and effective vibration isolate ditch structure according to claim 1 and 2 is characterized in that: described groove (1) two outside near surface partly has supporting basis (9), and top, obstruct gripper shoe (2) top on this supporting basis (9) are provided with cover plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200542138U CN201087426Y (en) | 2007-07-17 | 2007-07-17 | Novel effective vibration isolation trench structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200542138U CN201087426Y (en) | 2007-07-17 | 2007-07-17 | Novel effective vibration isolation trench structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201087426Y true CN201087426Y (en) | 2008-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200542138U Expired - Fee Related CN201087426Y (en) | 2007-07-17 | 2007-07-17 | Novel effective vibration isolation trench structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201087426Y (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831922A (en) * | 2010-04-23 | 2010-09-15 | 同济大学 | Geogrid reinforced rubble vibration isolating device and manufacturing method thereof |
| CN101638901B (en) * | 2009-06-09 | 2011-06-22 | 朱奎 | Shock insulating foundation |
| CN102535524A (en) * | 2012-01-18 | 2012-07-04 | 北京工业大学 | Composite multi-frequency-band vibration isolation trench for building |
| CN103790186A (en) * | 2014-01-29 | 2014-05-14 | 中国航空规划建设发展有限公司 | Building shock insulation ditch cover plate structure |
| CN103938657A (en) * | 2014-05-09 | 2014-07-23 | 山东大学 | Vibration isolation plate device in soil matrix treatment engineering and construction technology thereof |
| CN104674853A (en) * | 2015-02-10 | 2015-06-03 | 华信咨询设计研究院有限公司 | Isolation trench |
| CN105887926A (en) * | 2016-05-31 | 2016-08-24 | 中铁第四勘察设计院集团有限公司 | Open trench tunnel structure capable of preventing inhomogeneous deformation of foundation for soft soil seismic subsidence stratum |
| CN106320204A (en) * | 2016-08-09 | 2017-01-11 | 兰州理工大学 | Vibration isolation barrier based on foam sandwich wave resistance plates |
| CN106560551A (en) * | 2016-10-10 | 2017-04-12 | 兰州理工大学 | Novel open trench-porous wave impeding block combined vibration isolation system construction method |
| CN109680728A (en) * | 2019-02-26 | 2019-04-26 | 广州大学 | A kind of modularization vibration insulation structure and its installation method |
| CN109811803A (en) * | 2019-03-05 | 2019-05-28 | 天津城建大学 | A kind of compound vibration isolation ditch |
| CN109853654A (en) * | 2019-04-01 | 2019-06-07 | 山东大学 | A kind of construction method of vibration isolation groove, grooving mechanism and constructing device |
| CN115305968A (en) * | 2022-09-16 | 2022-11-08 | 山东高速集团有限公司 | Side-extensible vibration isolation air bag and using method thereof |
-
2007
- 2007-07-17 CN CNU2007200542138U patent/CN201087426Y/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638901B (en) * | 2009-06-09 | 2011-06-22 | 朱奎 | Shock insulating foundation |
| CN101831922B (en) * | 2010-04-23 | 2011-12-07 | 同济大学 | Geogrid reinforced rubble vibration isolating device and manufacturing method thereof |
| CN101831922A (en) * | 2010-04-23 | 2010-09-15 | 同济大学 | Geogrid reinforced rubble vibration isolating device and manufacturing method thereof |
| CN102535524A (en) * | 2012-01-18 | 2012-07-04 | 北京工业大学 | Composite multi-frequency-band vibration isolation trench for building |
| CN102535524B (en) * | 2012-01-18 | 2014-04-02 | 北京工业大学 | Composite multi-frequency-band vibration isolation trench for building |
| CN103790186B (en) * | 2014-01-29 | 2015-11-18 | 中国航空规划设计研究总院有限公司 | Architectural vibration-insulation trench cover structure |
| CN103790186A (en) * | 2014-01-29 | 2014-05-14 | 中国航空规划建设发展有限公司 | Building shock insulation ditch cover plate structure |
| CN103938657A (en) * | 2014-05-09 | 2014-07-23 | 山东大学 | Vibration isolation plate device in soil matrix treatment engineering and construction technology thereof |
| CN103938657B (en) * | 2014-05-09 | 2015-08-05 | 山东大学 | Vibration isolation panel assembly in soil treatment engineering and construction technology thereof |
| CN104674853B (en) * | 2015-02-10 | 2016-06-08 | 华信咨询设计研究院有限公司 | A kind of vibration isolation ditch |
| CN104674853A (en) * | 2015-02-10 | 2015-06-03 | 华信咨询设计研究院有限公司 | Isolation trench |
| CN105887926A (en) * | 2016-05-31 | 2016-08-24 | 中铁第四勘察设计院集团有限公司 | Open trench tunnel structure capable of preventing inhomogeneous deformation of foundation for soft soil seismic subsidence stratum |
| CN105887926B (en) * | 2016-05-31 | 2018-04-20 | 中铁第四勘察设计院集团有限公司 | Weak soil shake, which falls into stratum, prevents the open trench tunnel structure of ground inhomogeneous deformation |
| CN106320204A (en) * | 2016-08-09 | 2017-01-11 | 兰州理工大学 | Vibration isolation barrier based on foam sandwich wave resistance plates |
| CN106560551A (en) * | 2016-10-10 | 2017-04-12 | 兰州理工大学 | Novel open trench-porous wave impeding block combined vibration isolation system construction method |
| CN109680728A (en) * | 2019-02-26 | 2019-04-26 | 广州大学 | A kind of modularization vibration insulation structure and its installation method |
| CN109811803A (en) * | 2019-03-05 | 2019-05-28 | 天津城建大学 | A kind of compound vibration isolation ditch |
| CN109853654A (en) * | 2019-04-01 | 2019-06-07 | 山东大学 | A kind of construction method of vibration isolation groove, grooving mechanism and constructing device |
| CN109853654B (en) * | 2019-04-01 | 2020-04-17 | 山东大学 | Construction method, grooving mechanism and construction device for vibration isolation groove |
| CN115305968A (en) * | 2022-09-16 | 2022-11-08 | 山东高速集团有限公司 | Side-extensible vibration isolation air bag and using method thereof |
| CN115305968B (en) * | 2022-09-16 | 2023-11-28 | 山东高速集团有限公司 | Side-expandable vibration isolation air bag and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080716 Termination date: 20120717 |