CN103661826A - Damping system suitable for sea and building - Google Patents
Damping system suitable for sea and building Download PDFInfo
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- CN103661826A CN103661826A CN201310662356.7A CN201310662356A CN103661826A CN 103661826 A CN103661826 A CN 103661826A CN 201310662356 A CN201310662356 A CN 201310662356A CN 103661826 A CN103661826 A CN 103661826A
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Abstract
The invention discloses a damping system suitable for a sea and a building. The damping system comprises a base and a control module. The damping system is characterized in that the base of the damping system comprises a shell, a first containing chamber, a second containing chamber, a horizontal-movement unit, an elastic part, a damper and liquid; the shell 11 is formed by a hollow object of a rigid structure, and the inner portion of the shell is divided into the first containing chamber and the second containing chamber through a partition part; the horizontal-movement unit is composed of a weight type coordination damper and can be arranged inside the shell in a horizontal-movement mode, and the horizontal-movement unit is provided a the containing chamber; the elastic part and the damper are both combined between the inner wall surface of the shell and the horizontal-movement unit, and the liquid is contained in the second containing chamber. The damping system has the advantages that through adjustment of the weight of the damping system, the damping effect can be adjusted along with the wave period, and the damping system is flexible and free and has high practicability.
Description
Technical field
The present invention relates to a kind of shock mitigation system, particularly a kind of shock mitigation system that is applicable to marine and building.
Background technology
While carrying out operation at sea due to marine floating platform (such as drilling platform or mammoth tanker etc.), can be subject to wave effect and produce vibrations or rock, and cause operation to interrupt, can reduce the impact that vibrations cause when making marine floating platform operation, at sea floating platform is provided for reducing the facility of vibrations.But existing shock mitigation system is only carried out damping by opening and damping panel, when wave intensity is large, damping effect is not good, and opening and damping panel cannot adjust in response to period of a wave.In addition,, because the land area in city is limited, in order to increase usage space, make depth of building constantly upwards soaring.
Be necessary very much to provide a kind of shock mitigation system, not only can adjust damping effect in response to period of a wave, and be applicable to being arranged on the various building of having built.
Summary of the invention
The object of the present invention is to provide a kind of shock mitigation system that is applicable to marine and building, in order to solve above-mentioned existing issue.
Technical scheme of the present invention is as follows: a kind of shock mitigation system that is applicable to marine and building, comprise pedestal, control module, it is characterized in that: the pedestal of shock mitigation system comprises housing, the first room, the second room, translation unit, elastic component, damper and liquid; Housing is formed by the hollow object with rigid construction, and inside one distance piece of housing forms the first room and the second room; Translation unit is coordinated damper by weight-type and is formed, and it can be arranged on to translation the inside of housing, and translation unit is provided with a room; Elastic component and damper are all combined between the internal face and translation unit of housing, and liquid is contained in the second room.
Pedestal also can be provided with a fixation kit, and it comprises several hawsers and several anchor body, and one end of hawser is linked to pedestal, and the other end is incorporated into anchor body, and anchor body is fixedly arranged on sea bed.
Control module is located at the housing of pedestal, and control module comprises a liquid measure adjusting part and a processing unit, and liquid measure adjusting part is by the installation composition with liquid conveying function, and processing unit consists of the device with wireless telecommunications and numerical operation function.
The invention has the beneficial effects as follows: by adjusting the weight of shock mitigation system, and adjust damping effect along with period of a wave, nimbly and freely, there is stronger practicality.
Accompanying drawing explanation
Fig. 1 is the system schematic of the first embodiment of the present invention;
Fig. 2 is is the system schematic of the second embodiment of the present invention.
In figure, indicate: 1, pedestal, 11, housing, 111, distance piece, the 12, first room, 13, the second room, 14, translation unit, 141, room, 15, elastic component, 16, damper, 17, liquid, 18, fixation kit, 181, hawser, 182, anchor body, 2, control module, 21, liquid measure adjusting part, 22, processing unit, wherein the A shown in figure is building, and B is sea bed, and G is floor, LN is the non-liquid that swings, and LS is the liquid that swings, and W is sea.
The specific embodiment
By reference to the accompanying drawings, the present invention is described in further detail.
As shown in the figure, the present invention is applicable to the shock mitigation system of marine and building, comprise pedestal 1, control module 2, it is characterized in that: the pedestal 1 of shock mitigation system comprises housing 11, the first room 12, the second room 13, translation unit 14, elastic component 15, damper 16 and liquid 17; Housing 11 is formed by the hollow object with rigid construction, and inside one distance piece 111 of housing 11 forms the first room 12 and the second room 13; Translation unit 14 is coordinated damper by weight-type and is formed, and it can be arranged on to translation the inside of housing 11, and translation unit 14 is provided with a room 141; Elastic component 15 and damper 16 are all combined between the internal face and translation unit 14 of housing 11, and liquid 17 is contained in the second room 13.Pedestal 1 also can be provided with a fixation kit 18, and it comprises several hawsers 181 and several anchor body 182, and one end of hawser 181 is linked to pedestal 1, and the other end is incorporated into anchor body 182, and anchor body 182 is fixedly arranged on sea bed.Control module 2 is located at the housing 11 of pedestal 1, control module 2 comprises a liquid measure adjusting part 21 and a processing unit 22, liquid measure adjusting part 21 is by the installation composition with liquid conveying function, and processing unit 22 consists of the device with wireless telecommunications and numerical operation function.
Concrete structure of the present invention as described above.Shown in Fig. 1, be the system schematic of the first embodiment, it comprises a pedestal 1 and a control module 2.Pedestal 1 arranges control module 2, when pedestal 1 floats on sea W, can be used as offshore platform, and obtains wave information by control module 3, and produces damping effect in response to period of a wave.
Wherein, housing 11 is formed by the hollow object with rigid construction, for example: can load capacity and can resist the floating platform of wave destructive force, make housing 11 can float on sea W upper, and be subject to the wave energy on the W of sea to order about and move, such as: translation or lifting etc.Translation unit 14 is coordinated damper by weight-type and is formed, such as: there is the object of pulley or slide rail etc.Translation unit 14 can be arranged to translation housing 11 inside, makes to eliminate for the Wave energy of pedestal 1 application of force; Elastic component 15 is combined between the internal face and translation unit 14 of housing 11, makes that housing 11 is stressed and while swinging, translation unit 14 can linearity move back and forth; Damper 16 is incorporated between the internal face and translation unit 14 of housing 11, makes that housing 11 is stressed and while swinging, damper 16 can slow down the moving velocity of translation unit 14; Liquid 17 is contained in the second room 13, and form liquid formula, coordinates damper, when liquid 17 swings via control, and by the external force of payment pedestal 1, and the amplitude of fluctuation of minimizing pedestal 1.
For instance, the inside of the housing 11 of pedestal 1 forms the first room 12 and the second room 13 by a distance piece 111, translation unit 14 is usingd rollered square object as implementing aspect, be contained in the first room 12 and can be arranged to translation distance piece 111, and translation unit 14 is provided with a room 141, in order to hold the liquid such as seawater, and make the non-liquid that swings keep can not swinging, and form the non-liquid LN that swings, in order to increase the weight of translation unit 14.Elastic component 15 and damper 16 are incorporated between housing 11 and translation unit 14.Wherein, the displacement of the stiffness of elastic component 15 or elasticity modulus and translation unit 14 is proportionate.Liquid 17 is placed in the second room 13, and form liquid formula, coordinate damper (TLD), when liquid 17 swings via control, will and housing 11 between produce coupling, and form new characteristic frequency, and when cycle that characteristic frequency converts is identical with period of a wave, if phase place is different or contrary, make weight-type coordinate the energy that damper can be eliminated external force, and liquid formula coordination damper can be offset external force, the displacement of pedestal 1 is reduced, and produce damping effect.Wherein, the total weight of the capacity of liquid 17 or weight and pedestal 1 is proportionate, and is proportionate with the weight ratio of translation unit 14 and liquid 17, and above-mentioned total weight or above-mentioned weight ratio and characteristic frequency are proportionate.
Control module 2 is located at the housing 11 of pedestal 1, and better housing 11 inside of being located at, avoid control module 2 to be subject to alluvion and damage.Control module 2 comprises a liquid measure adjusting part 21 and a processing unit 22, liquid measure adjusting part 21 is by the installation composition with liquid conveying function, such as: by a lift pump, connect several conduits etc., liquid measure adjusting part 21 connects the translation unit of pedestal 1, in order to regulate the liquid capacity (or weight) of translation unit.Processing unit 22 consists of the device with wireless telecommunications and numerical operation function, such as: there is the microprocessor of wireless communication transceiver etc., in order to stored routine and reception " extra large meteorological observation instrument " (such as: be located at floating marine station, wave station, seabed and marine observation stake etc.) radiowave, to learn the period of a wave of pedestal 1 position, and carry out the calculating of damping efficiency optimization according to period of a wave, calculate the weight of the translation unit 12 of pedestal 1.Processing unit 22 is electrically connected liquid measure adjusting part 21, and regulate information according to liquid measures such as the weight of calculating, and send signal, drive liquid measure adjusting part 21, make the liquid capacity that liquid measure adjusting part 21 can adjusting base 1, make weight-type coordinate the energy that damper can be eliminated external force, and liquid formula is coordinated damper can offset external force, the displacement of pedestal 1 is reduced, and produce damping effect.
When shock mitigation system of the present invention is used, by control module 2, receive the wireless signal of extra large meteorological observation instrument, and read the period of a wave of pedestal 1 position; The period of a wave according to pedestal 1 position by control module 2 again, calculates the weight of translation unit 14 and liquid 17; Then, then by control module 3, regulated the weight of translation unit 14 and liquid 17.In detail, control module 2 receives the radiowave of " extra large meteorological observation instrument ", in order to understand the period of a wave of pedestal 1 position, and period of a wave is stored.Then,, while changing due to the weight of the liquid of translation unit 14 and the second room 13, will change the frequency of natural vibration of shock mitigation system, and, when shock mitigation system and external force cause the phenomenon of making a concerted effort to reduce, will cause the displacement of pedestal 1 to diminish, and produce the effect of damping.Therefore, control module 2 is according to the situation of the period of a wave change of pedestal 1 position, calculate the weight ratio of the liquid of translation unit 14 and the liquid 17 of the second room 13, and be scaled liquid and second liquid of room 13 and the weight of shock mitigation system of translation unit 14, make pedestal 1 can produce the phenomenon that displacement reduces.
In more detail, owing to coordinating damper in the liquid formula of the interior formation of pedestal 1, will produce coupling does, and produce new eigenperiod, and the weight ratio of the liquid of the liquid of translation unit 14 and the second room 13 can change frequency of natural vibration, when pedestal 1 moves, the water level of the liquid 17 in the second room 13 will start generation and swing, and two relative walls of the second room 13, form the situation of water level symmetry, and liquid 17 can produce breaker and consume the energy of external force, therefore, the liquid state producing when pedestal 1 swing power and external force make a concerted effort to reduce time, to cause the displacement of pedestal 1 to diminish.
For example, when external force cyclomorphosis, the total weight of shock mitigation system also must change, therefore, control module 2 can be calculated the ratio of the frequency that swings (ω f) Yu the external force frequency (ω e) of liquid 17, and the ratio of the natural resonant frequency of shock mitigation system (ω s) and external force frequency (ω e), when external force cyclical swing, utilize the value in external force cycle and the relation of (ω s/ ω e)=1, calculate the natural resonant frequency (ω 2) of shock mitigation system, and calculate shock mitigation system at the gross weight value of optimum weight ratio, the relation of recycling (ω f/ ω e) <0.9, calculate the degree of depth of liquid 17, capacity and weight etc., make shock mitigation system can reach best damping effect.
In addition, because pedestal 1 swims on the W of sea, if need change in response to period of a wave the weight of translation unit 14 and liquid 17, control module 3 can be by the room 441 of seawater suction/discharge translation unit 14 and the second room 13, and change the weight of translation unit 14 and/or liquid 17, further reduce the displacement of shock mitigation system.Wherein, shock mitigation system of the present invention, except can be used as the offshore platform with damping effect, also can be used in the land building of having built.
As shown in Figure 2, the system schematic of the second embodiment of shock mitigation system of the present invention, wherein, shock mitigation system is arranged at a floor G of a building A.Pedestal 1 arranges control module 2, and pedestal 1 need not arrange the fixation kit 18 of the first embodiment, when pedestal 1 is positioned over floor G, can produce damping effect in response to the seismic wave cycle.
In detail, control module 2 receives the radiowave of " earthquake observation instruments ", in order to understand the seismic wave cycle of pedestal 1 position, and the seismic wave cycle is stored.Then, while changing due to the weight of the liquid of translation unit 14 and the second room 13, will change the frequency of natural vibration of shock mitigation system, and, when the cycle that shock mitigation system frequency of natural vibration converts is identical from the seismic wave cycle, phase place is when different, liquid formula is coordinated damper will offset the external force that earthquake produces, and cause the phenomenon make a concerted effort reducing, and weight-type is coordinated damper can eliminate the energy that earthquake produces, cause the displacement of pedestal 1 to diminish, and building A is produced to the effect of damping.Therefore, control module 2 is according to the situation of the seismic wave cyclomorphosis of pedestal 1 position, calculate the weight ratio of the liquid of translation unit 14 and the liquid 17 of the second room 13, and be scaled liquid and second liquid of room 13 and the weight of shock mitigation system of translation unit 14, make pedestal 1 can produce the situation that displacement reduces, and then make building A produce the effect of damping.
Claims (3)
1. a shock mitigation system that is applicable to marine and building, comprises pedestal (1), control module (2), it is characterized in that:
The pedestal of shock mitigation system (1) comprises housing (11), the first room (12), the second room (13), translation unit (14), elastic component (15), damper (16) and liquid (17);
Housing (11) is formed by the hollow object with rigid construction, and inside one distance piece (111) of housing (11) forms the first room (12) and the second room (13);
Translation unit (14) is coordinated damper by weight-type and is formed, and it can be arranged on to translation the inside of housing (11), and translation unit (14) is provided with a room (141);
Elastic component (15) and damper (16) are all combined between the internal face and translation unit (14) of housing (11), and liquid (17) is contained in the second room (13).
2. the shock mitigation system that is applicable to marine and building according to claim 1, it is characterized in that: pedestal (1) also can be provided with a fixation kit (18), it comprises several hawsers (181) and several anchor body (182), one end of hawser (181) is linked to pedestal (1), the other end is incorporated into anchor body (182), and anchor body (182) is fixedly arranged on sea bed.
3. the shock mitigation system that is applicable to marine and building according to claim 1, it is characterized in that: control module (2) is located at the housing (11) of pedestal (1), control module (2) comprises a liquid measure adjusting part (21) and a processing unit (22), liquid measure adjusting part (21) is by the installation composition with liquid conveying function, and processing unit (22) consists of the device with wireless telecommunications and numerical operation function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310662356.7A CN103661826A (en) | 2013-12-10 | 2013-12-10 | Damping system suitable for sea and building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310662356.7A CN103661826A (en) | 2013-12-10 | 2013-12-10 | Damping system suitable for sea and building |
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| Publication Number | Publication Date |
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| CN103661826A true CN103661826A (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310662356.7A Pending CN103661826A (en) | 2013-12-10 | 2013-12-10 | Damping system suitable for sea and building |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607987A (en) * | 2016-07-11 | 2018-01-19 | 林内株式会社 | Earthquake detection apparatus |
| CN111319728A (en) * | 2020-03-30 | 2020-06-23 | 广船国际有限公司 | Method for protecting head of ship sailing in ice region |
-
2013
- 2013-12-10 CN CN201310662356.7A patent/CN103661826A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607987A (en) * | 2016-07-11 | 2018-01-19 | 林内株式会社 | Earthquake detection apparatus |
| CN107607987B (en) * | 2016-07-11 | 2021-10-15 | 林内株式会社 | Gas kitchen ranges |
| CN111319728A (en) * | 2020-03-30 | 2020-06-23 | 广船国际有限公司 | Method for protecting head of ship sailing in ice region |
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Application publication date: 20140326 |
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