CN110296180B - Damping device of concrete liquid storage tank - Google Patents
Damping device of concrete liquid storage tank Download PDFInfo
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- CN110296180B CN110296180B CN201910469344.XA CN201910469344A CN110296180B CN 110296180 B CN110296180 B CN 110296180B CN 201910469344 A CN201910469344 A CN 201910469344A CN 110296180 B CN110296180 B CN 110296180B
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- storage tank
- liquid storage
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- concrete liquid
- column
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression 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
- F16F15/023—Suppression 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 fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression 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
- F16F15/04—Suppression 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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- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to the field of damping devices, in particular to a damping device of a concrete liquid storage tank, which has unique advantages, so the damping device is widely applied to the field of civil engineering, but the concrete liquid storage tank can not be damaged by the structure all the time in earthquakes.
Description
Technical Field
The invention relates to the field of damping devices, in particular to a damping device of a concrete liquid storage tank.
Background
The concrete liquid storage tank has unique advantages, so the concrete liquid storage tank is widely applied to the field of civil engineering, but the case of structural damage of the type is not lacked in earthquakes all the time, because the storage capacity of the concrete liquid storage tank is large, the liquid storage tank is damaged in earthquakes, the liquid inside the concrete liquid storage tank is leaked, the liquid can possibly cause danger to people trapped at the bottom layer of the building when entering the earthquake cracked building, and if the liquid with certain dangerous shapes is stored in the liquid storage tank, the liquid leakage on the ground surface can also cause certain influence on nearby residents, so the shock absorption structure of the liquid storage tank needs to be paid great attention.
The mode of using rubber support is generally to the shock attenuation scheme of current liquid reserve tank, but the rubber support only plays a role to the bottom of liquid reserve tank, and the liquid reserve tank not only has the bottom vibrations of sliding in the earthquake, and the vibrations of the liquid of storage are more serious for the liquid reserve tank, and consequently the vibrations fracture major part of liquid reserve tank is well upper portion fracture, consequently also need considerable attention at the vibrations at restriction liquid reserve tank top and the inside liquid vibrations of liquid reserve tank.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a damping device of a concrete liquid storage tank, so as to achieve the purpose of reducing the vibration of the top of the liquid storage tank and the vibration of liquid in the liquid storage tank.
In order to achieve the purpose, the technical scheme of the invention is as follows: a damping device of a concrete liquid storage tank comprises the concrete liquid storage tank and a base plate, wherein the base plate is a square thick plate, a square groove is formed in the top surface of the base plate, a sliding plate is arranged in the groove, the sliding plate is a square plate body, and the bottom surface of the sliding plate and the bottom surface of the groove can freely slide; a bearing sleeve is arranged above the sliding plate, the bearing sleeve is a square box body, and the bottom of the bearing sleeve freely slides with the top surface of the sliding plate; the concrete liquid storage tank is positioned in the bearing sleeve and is a barrel body which is rectangular in cross section and is arranged in a cuboid, the bottom surface and the bottoms of the four side walls of the concrete liquid storage tank are fixedly connected in the bearing sleeve, reinforcing ribs are arranged on the outer side surface of the concrete liquid storage tank and are perpendicular to the outer side surface of the concrete liquid storage tank, and the reinforcing ribs and the bearing sleeve are protruded out of the side surface of the concrete liquid storage tank at the same height; the fixing column is arranged outside the base plate, the cross section of the fixing column is a L-shaped column body, the fixing column is perpendicular to the ground, the upper surface of the fixing column is higher than the upper surface of the reinforcing rib, the fixing column is arranged at four corners of the concrete liquid storage box, a gap is formed between the outer surfaces of the bearing sleeve and the reinforcing rib and the side surface of the fixing column, a horizontal telescopic column is arranged between the side surface of the fixing column, facing the concrete liquid storage box, and the side surface of the concrete liquid storage box, the telescopic column is vertically fixed between the concrete liquid storage box and the fixing column, the telescopic column comprises a cylindrical bag body and a spring, the spring is arranged inside the bag body, and an air; the connecting column is a vertical cylinder and is vertically fixed at the bottom of the concrete liquid storage tank, the connecting column and the inner wall of the concrete liquid storage tank are provided with a [ -shaped clamping groove, a water blocking net is arranged in the clamping groove and is a net body with fine meshes, and the water blocking net blocks the fixing column and the space in the concrete liquid storage tank into independent spaces.
Furthermore, the side length of the sliding plate is smaller than the side length of the groove and larger than three-fourths of the side length of the groove, and the thickness of the sliding plate is larger than the height of the groove.
Furthermore, the clearance between the bearing sleeve and the side face of the reinforcing rib and the side face of the fixed column is larger than half of the length of the telescopic column.
Further, the quantity of flexible post on same height is two, and two flexible posts on same vertical direction are a set of, are provided with two sets of flexible posts on the side of every concrete liquid reserve tank, and two sets of flexible posts all set up between strengthening rib and bearing cover.
Further, the gas port is located the one end that the flexible post is close to the fixed column, and the gas port diameter is less than one twentieth of flexible post diameter.
Further, the number of the water blocking nets is at least 4.
Further, be provided with the apron that is the level form on the strengthening rib, the apron is the framework of square, and the inward flange of apron is unanimous with the outward flange of concrete liquid storage tank, and the outward flange of apron is unanimous with the outward flange of fixed column, and the inward flange downwardly extending of apron has the flange, the flange supports on the upper surface of strengthening rib, and the bottom surface of apron does not contact with the top surface of fixed column.
Through the technical scheme, the invention has the beneficial effects that:
the invention is characterized in that a horizontal telescopic column is arranged between the side surface of a fixed column facing a concrete liquid storage tank and the side surface of the concrete liquid storage tank, the telescopic column is vertically fixed between the concrete liquid storage tank and the fixed column, the telescopic column comprises a cylindrical bag body and a spring, the inside of the bag body is provided with the spring, the side surface of the bag body is provided with a gas port, the gas port is positioned at one end of the telescopic column close to the fixed column, the diameter of the gas port is less than one twentieth of the diameter of the telescopic column, when the concrete liquid storage tank slides laterally under the influence of earthquake, the spring and the bag body have the function of preventing the concrete liquid storage tank, firstly, the elastic force of the spring consumes energy, then, the gas in the bag body is compressed and then discharged from the gas port, because of violent shaking, the relative speed of the concrete liquid storage tank sliding is also fast, and the gas port is very small, after earthquake, the air enters the bag body from the air port when the spring pushes the concrete liquid storage tank to return to the original position, and then returns to the original position again.
The fixing columns are arranged outside the base plate, the cross sections of the fixing columns are L-shaped columns, the fixing columns are perpendicular to the ground, the upper surfaces of the fixing columns are higher than the upper surfaces of the reinforcing ribs, the fixing columns are arranged on four corners of the concrete liquid storage tank, gaps are formed between the outer surfaces of the bearing sleeves and the reinforcing ribs and the side surfaces of the fixing columns, namely, a certain sliding space is provided for the concrete liquid storage tank, the concrete liquid storage tank is prevented from being collapsed directly due to severe earthquake shaking, the telescopic columns can dissipate energy in the shaking process, harm caused by shaking is reduced, the fixing columns are higher than the top surfaces of the reinforcing ribs, the same limiting effect is achieved on the whole water storage tank, the vibration of the concrete liquid storage tank is reduced integrally in the shaking process by matching with the telescopic columns, and the concrete liquid storage tank can be better protected compared with a shock absorption device arranged.
The connecting column is vertically fixed at the bottom of the concrete liquid storage tank, the connecting column and the inner wall of the concrete liquid storage tank are provided with [ -shaped clamping grooves, water blocking nets are arranged in the clamping grooves and are net-shaped bodies with fine meshes, the water blocking nets block the spaces in the fixing column and the concrete liquid storage tank into independent spaces, and the water blocking nets are arranged in the water storage tank, so that liquid can penetrate through the water blocking nets, normal use is not affected, liquid shaking can be reduced in severe earthquakes, and impact of the liquid on the side wall of the water storage tank is reduced.
According to the invention, the cover plate is arranged on the upper surface of the reinforcing rib, the inner edge of the cover plate is consistent with the outer edge of the concrete liquid storage tank, the outer edge of the cover plate is consistent with the outer edge of the fixing column, the inner edge of the cover plate extends downwards to form the flange, the flange is supported on the upper surface of the reinforcing rib, and the bottom surface of the cover plate is not in contact with the top surface of the fixing column, so that liquid is prevented from being scattered between the fixing column and the concrete liquid storage tank in the earthquake and liquid taking processes, the phenomenon that sundries fall off at ordinary times is reduced, and the cleanness between the fixing column and.
Drawings
FIG. 1 is a schematic structural view of a shock absorber for a concrete tank according to the present invention;
FIG. 2 is a front view of a shock absorber for a concrete tank according to the present invention;
FIG. 3 is a top view of a shock absorber for a concrete tank according to the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is an enlarged view of portion B of FIG. 3;
FIG. 6 is an enlarged view of section C of FIG. 4;
fig. 7 is a schematic view of the telescopic column structure of the present invention.
The reference numbers in the drawings are as follows: the concrete storage tank is 1, the base plate is 2, the sliding plate is 3, the bearing sleeve is 4, the telescopic column is 5, the fixing column is 6, the cover plate is 7, the clamping groove is 11, the reinforcing rib is 12, the connecting column is 13, the water blocking net is 14, the bag body is 51, the spring is 52, the air port is 53, and the flange is 71.
Detailed Description
The invention is further described with reference to the following figures and detailed description:
as shown in fig. 1 to 7, a damping device for a concrete liquid storage tank comprises a concrete liquid storage tank 1 and a substrate 2, wherein the substrate 2 is a square thick plate, a square groove is formed in the top surface of the substrate 2, a sliding plate 3 is arranged in the groove, the sliding plate 3 is a square plate body, and the bottom surface of the sliding plate 3 freely slides with the bottom surface of the groove; a bearing sleeve 4 is arranged above the sliding plate 3, the bearing sleeve 4 is a square box body, and the bottom of the bearing sleeve 4 freely slides with the top surface of the sliding plate 3; the concrete liquid storage tank 1 is positioned in the bearing sleeve 4, the concrete liquid storage tank 1 is a barrel body which is rectangular in cross section and is arranged in a cuboid, the bottom surface and the bottoms of four side walls of the concrete liquid storage tank 1 are fixedly connected in the bearing sleeve 4, a reinforcing rib 12 is arranged on the outer side surface of the concrete liquid storage tank 1, the reinforcing rib 12 is vertical to the outer side surface of the concrete liquid storage tank 1, and the reinforcing rib 12 and the bearing sleeve 4 are protruded out of the side surface of the concrete liquid storage tank 1 at the same height; the fixing columns 6 are arranged outside the base plate 2, the fixing columns 6 are L-shaped columns with cross sections, the fixing columns 6 are perpendicular to the ground, the upper surfaces of the fixing columns 6 are higher than the upper surfaces of the reinforcing ribs 12, the fixing columns 6 are arranged at four corners of the concrete liquid storage box 1, gaps are reserved between the outer surfaces of the supporting sleeve 4 and the reinforcing ribs 12 and the side surfaces of the fixing columns 6, horizontal telescopic columns 5 are arranged between the side surfaces of the fixing columns 6 facing the concrete liquid storage box 1 and the side surfaces of the concrete liquid storage box 1, the telescopic columns 5 are vertically fixed between the concrete liquid storage box 1 and the fixing columns 6, each telescopic column 5 comprises a cylindrical bag body 51 and a spring 52, the spring 52 is arranged inside each bag body 51, and an air port 53 is formed in the side surface; the connecting column 13 is arranged at the center of the bottom of the concrete liquid storage tank 1, the connecting column 13 is a vertical cylinder, the connecting column 13 is vertically fixed at the bottom of the concrete liquid storage tank 1, the connecting column 13 and the inner wall of the concrete liquid storage tank 1 are provided with a [ -shaped clamping groove 11, a water blocking net 14 is arranged in the clamping groove 11, the water blocking net 14 is a net-shaped body with fine meshes, and the space in the fixing column 6 and the space in the concrete liquid storage tank 1 are blocked into independent spaces by the water blocking net 14.
In this embodiment, the side length of the sliding plate 3 is less than the side length of the groove and greater than three-fourths of the side length of the groove, and the thickness of the sliding plate 3 is greater than the height of the groove, so that the sliding plate 3 does not exceed the range of the groove when sliding, and the sliding plate 3 is ensured to be always located inside the groove and near the projection center of the concrete storage tank 1.
The clearance between the bearing sleeve 4 and the side surfaces of the reinforcing ribs 12 and the fixed column 6 is larger than half of the length of the telescopic column 5.
Specifically, the quantity of flexible post 5 on same height is two, and two flexible posts 5 on same vertical side are a set of, are provided with two sets of flexible posts 5 on the side of every concrete liquid reserve tank 1, and two sets of flexible posts 5 all set up between strengthening rib 12 and bearing cover 4, and two sets of flexible posts 5 help keeping balance in concrete liquid reserve tank 1 slip in-process, can not appear because the atress is uneven and the circumstances of self rotation to ensure that flexible post 5 can provide sufficient resistance and the thrust of answer the normal position.
Specifically, the smaller the air port 53 is, the greater the damping provided by the bladder 51 is, but the smaller the air port 53 is, the shorter the energy dissipation distance provided by the telescopic column 5 is, but the larger the air port 53 is, the problem of insufficient damping force can occur, and once the damping force is insufficient, the problem of rigid collision between the reinforcing rib 12 and the fixed column 6 can occur in the group, so that the air port 53 is located at one end of the telescopic column 5 close to the fixed column 6, the diameter of the air port 53 is less than one twentieth of the diameter of the telescopic column 5, and the number of the water blocking nets 14 is.
The reinforcing ribs 12 are provided with horizontal cover plates 7, the cover plates 7 are square frames, the inner edges of the cover plates 7 are consistent with the outer edges of the concrete storage tanks 1, the outer edges of the cover plates 7 are consistent with the outer edges of the fixing columns 6, flanges 71 extend downwards from the inner edges of the cover plates 7, the flanges 71 are supported on the upper surfaces of the reinforcing ribs 12, and the bottom surfaces of the cover plates 7 are not in contact with the top surfaces of the fixing columns 6.
When an earthquake occurs, because the upper surface and the lower surface of the sliding plate 3 freely slide with the base plate 2 and the bearing sleeve 4, the self-bending internal stress of the concrete liquid storage tank 1 during earthquake shaking is reduced, the collapse of the concrete liquid storage tank 1 is avoided, when the concrete liquid storage tank 1 slides, the bearing sleeve 4 and the gap between the outer surfaces of the reinforcing ribs 12 and the side surface of the fixing column 6, namely, a certain sliding space is provided for the concrete liquid storage tank 1, so that the concrete liquid storage tank 1 is prevented from being collapsed directly due to violent earthquake shaking, in the shaking process, the telescopic column 5 dissipates energy and reduces the harm caused by shaking, because the fixed column 6 is higher than the top surface of the reinforcing rib 12, therefore, the water storage tank 1 has the same limiting effect on the whole body, the vibration of the concrete liquid storage tank 1 is integrally reduced in the earthquake shaking process by matching with the telescopic column 5, and the concrete liquid storage tank can be better protected compared with a method that a damping device is arranged at the bottom of the water storage tank; meanwhile, when the concrete liquid storage tank 1 slides laterally under the harm of earthquake, the spring 52 and the bag body 51 have the function of stopping the concrete liquid storage tank, firstly, the elastic force of the spring 52 consumes energy, then the gas in the bag body 51 is compressed and then discharged from the gas port 53, the earthquake shakes violently, the relative sliding speed of the concrete liquid storage tank 1 is high, the gas port 53 is small, therefore, the gas is discharged slowly, the telescopic column 5 is equivalent to a damper, the sliding speed of the concrete liquid storage tank 1 is reduced, and after the earthquake, the spring 52 pushes the concrete liquid storage tank 1 to return to the original position, the air enters the bag body from the gas port and returns to the original position again, and compared with a sliding damper, the telescopic column 5 has the advantages of small structure and complete functions and convenience.
In the aspect of vibration of liquid in the tank, because the water blocking net 14 is arranged in the water storage tank 1, the liquid can permeate without influencing normal use, and the liquid shaking can be reduced in severe earthquake, so that the impact of the liquid on the side wall of the water storage tank 1 is reduced.
The upper surface of strengthening rib 12 is provided with apron 7, and the inward flange of apron 7 is unanimous with the outward flange of concrete liquid reserve tank 1, and the outward flange of apron 7 is unanimous with the outward flange of fixed column 6, and the inward flange downwardly extending of apron 7 has flange 71, flange 71 supports on the upper surface of strengthening rib 12, and the bottom surface of apron 7 does not contact with the top surface of fixed column 6, and this is just preventing liquid to spill between fixed column 6 and the concrete liquid reserve tank 1 at earthquake and the liquid in-process of taking, has still reduced debris at ordinary times and has dropped, has guaranteed the cleanness between fixed column 6 and the concrete liquid reserve tank 1.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made to the technical solution of the present invention within the scope of disclosure without departing from the spirit of the present invention.
Claims (5)
1. The damping device of the concrete liquid storage tank is characterized by comprising the concrete liquid storage tank (1) and a base plate (2), wherein the base plate (2) is a square thick plate, a square groove is formed in the top surface of the base plate (2), a sliding plate (3) is arranged in the groove, the sliding plate (3) is a square plate body, and the bottom surface of the sliding plate (3) and the bottom surface of the groove slide freely; a bearing sleeve (4) is arranged above the sliding plate (3), the bearing sleeve (4) is a square box body, and the bottom of the bearing sleeve (4) freely slides with the top surface of the sliding plate (3); the concrete liquid storage tank (1) is positioned inside the bearing sleeve (4), the concrete liquid storage tank (1) is a barrel body which is rectangular in cross section and is arranged in a cuboid, the bottom surface and the bottoms of four side walls of the concrete liquid storage tank (1) are fixedly connected inside the bearing sleeve (4), reinforcing ribs (12) are arranged on the outer side surface of the concrete liquid storage tank (1), the reinforcing ribs (12) are perpendicular to the outer side surface of the concrete liquid storage tank (1), and the reinforcing ribs (12) and the bearing sleeve (4) are the same in height protruding out of the side surface of the concrete liquid storage tank (1); a fixing column (6) is arranged outside the base plate (2), the fixing column (6) is a cylinder with a cross section in a L shape, the fixing column (6) is perpendicular to the ground, the upper surface of the fixing column (6) is higher than the upper surface of the reinforcing rib (12), the fixing column (6) is arranged at four corners of the concrete liquid storage tank (1), a gap is formed between the outer surfaces of the bearing sleeve (4) and the reinforcing rib (12) and the side surface of the fixing column (6), a horizontal telescopic column (5) is arranged between the side surface of the fixing column (6) facing the concrete liquid storage tank (1) and the side surface of the concrete liquid storage tank (1), the telescopic column (5) is vertically fixed between the concrete liquid storage tank (1) and the fixed column (6), the telescopic column (5) comprises a cylindrical bag body (51) and a spring (52), the spring (52) is arranged in the bag body (51), and an air port (53) is formed in the side surface of the bag body (51); a connecting column (13) is arranged at the center of the bottom of the concrete liquid storage tank (1), the connecting column (13) is a vertical cylinder, the connecting column (13) is vertically fixed at the bottom of the concrete liquid storage tank (1), a [ -shaped clamping groove (11) is formed in the inner walls of the connecting column (13) and the concrete liquid storage tank (1), a water blocking net (14) is arranged in the clamping groove (11), the water blocking net (14) is a net-shaped body with fine meshes, the water blocking net (14) blocks the space in the fixing column (6) and the concrete liquid storage tank (1) into independent spaces, the number of the water blocking nets (14) is at least 4, a horizontal cover plate (7) is arranged on the reinforcing rib (12), the cover plate (7) is a square frame body, the inner edge of the cover plate (7) is consistent with the outer edge of the concrete liquid storage tank (1), the outer edge of the cover plate (7) is consistent with the outer edge of the fixing column (, the inner edge of the cover plate (7) extends downwards to form a flange (71), the flange (71) is supported on the upper surface of the reinforcing rib (12), and the bottom surface of the cover plate (7) is not in contact with the top surface of the fixing column (6).
2. A shock-absorbing device for a concrete tank according to claim 1, characterized in that said slider (3) has a side length smaller than the side length of the recess and greater than three quarters of the side length of the recess, the thickness of the slider (3) being greater than the height of the recess.
3. A shock-absorbing device for a concrete tank according to claim 1, characterized in that the clearance between the bearing sleeve (4) and the reinforcing bar (12) and the side of the fixed column (6) is more than half the length of the telescopic column (5).
4. A shock-absorbing device for a concrete storage tank according to claim 1, characterized in that the number of said telescopic columns (5) is two at the same height, two telescopic columns (5) in the same vertical direction are a group, two groups of telescopic columns (5) are arranged on the side of each concrete storage tank (1), and two groups of telescopic columns (5) are arranged between the reinforcing rib (12) and the bearing sleeve (4).
5. A shock-absorbing device for a concrete tank according to claim 1, characterized in that said air port (53) is located at the end of the telescopic column (5) close to the fixed column (6), the diameter of the air port (53) being less than one twentieth of the diameter of the telescopic column (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910469344.XA CN110296180B (en) | 2019-05-31 | 2019-05-31 | Damping device of concrete liquid storage tank |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910469344.XA CN110296180B (en) | 2019-05-31 | 2019-05-31 | Damping device of concrete liquid storage tank |
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| CN110296180A CN110296180A (en) | 2019-10-01 |
| CN110296180B true CN110296180B (en) | 2021-01-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2036938U (en) * | 1988-08-23 | 1989-05-03 | 石油大学(华东) | Anti-slosh device for reducing slosh of liquid surface in container |
| CN104847153B (en) * | 2015-03-27 | 2017-04-12 | 哈尔滨工程大学 | Self-reset swinging inner barrel shock absorption water tank |
| CN105370078A (en) * | 2015-10-13 | 2016-03-02 | 兰州理工大学 | Liquid storage tank slippage damping method with steel bar limiting device |
| CN105350805B (en) * | 2015-11-04 | 2017-06-30 | 兰州理工大学 | The method that concrete rectangular liquid storage structure prevents liquid sloshing |
| CN106284913A (en) * | 2016-08-31 | 2017-01-04 | 华北水利水电大学 | A kind of architecture indoor damping and energy dissipation structure |
| CN106320556B (en) * | 2016-10-20 | 2018-06-15 | 兰州理工大学 | The sliding and shock isolation liquid storage structure of rubber block and spacing walls crusherbull zone method are set |
| CN206128348U (en) * | 2016-10-28 | 2017-04-26 | 上海堃熠工程减震科技有限公司 | Energy dissipater's liquid seal device |
| CN107178576B (en) * | 2017-07-19 | 2018-11-30 | 扬州市双龙工业设备安装有限公司 | Electromechanical equipment damping device with bidirectional damping effect |
| CN207715997U (en) * | 2017-12-26 | 2018-08-10 | 郑州成功财经学院 | A kind of damping device for hydraulic engineering |
| CN207848297U (en) * | 2018-02-11 | 2018-09-11 | 莆田学院 | A kind of novel spring air bag composite machine electric equipment damping device |
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