CN210263128U - A antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall - Google Patents
A antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall Download PDFInfo
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- CN210263128U CN210263128U CN201921102863.4U CN201921102863U CN210263128U CN 210263128 U CN210263128 U CN 210263128U CN 201921102863 U CN201921102863 U CN 201921102863U CN 210263128 U CN210263128 U CN 210263128U
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Abstract
The utility model provides an antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall, including setting up rigidity block, spring assembly and a plurality of the attenuator of surrendering in the inside closed recess of gravity type retaining wall concrete major structure, the spring distribution is in the rigidity block left and right sides, and supports to establish between rigidity block and recess lateral wall, and the attenuator of surrendering distributes about the rigidity block both sides and connects between rigidity block and recess roof or diapire. When the retaining wall vibrates, the hysteresis curve of the yielding damping system has obvious nonlinear characteristics, can continuously consume seismic energy and reduce vibration, and can automatically reset under the action of the spring for repeated use. Meanwhile, the whole anti-seismic energy dissipation structure is arranged in the gravity type retaining wall body, is not easily influenced by the external environment, prolongs the service life of the system, and can ensure the integrity and the attractiveness of the outer vertical surface of the retaining wall.
Description
Technical Field
The utility model relates to a side slope retaining structure antidetonation technical field, concretely relates to antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall.
Background
China is one of the most serious countries suffering from earthquake damage in the world, and in recent years, earthquake disasters frequently cause huge losses to infrastructure and the like of China. Different types of retaining structures along roads and railways in China are damaged in different forms under the action of earthquakes, such as collapse, slippage, overturning, cracking and the like. The damage of the retaining wall caused by the earthquake not only threatens the life safety of people and causes huge economic loss, but also seriously blocks the life line of rescue after the earthquake.
The gravity retaining wall mainly resists the soil body pressure on the back of the retaining wall by the self weight, and the gravity retaining wall with the height of more than 10m is very common in the infrastructure construction of China. The existing research results show that under the action of an earthquake, the gravity type retaining wall has an obvious amplification effect on earthquake acceleration, and the amplification coefficient of the acceleration increases in a nonlinear manner along with the increase of the height of the retaining wall. The amplification of the acceleration of the wall body of the retaining wall can lead to the increase of the inertia force of the retaining wall, thereby reducing the anti-slip stability and the anti-overturning stability of the retaining wall under the action of an earthquake. The gravity retaining wall is one of rock-soil structures which are easy to damage and lose stability under the action of earthquake. At present, there are few anti-seismic energy dissipation measures specific to gravity retaining walls, and therefore, a solution is needed in the art to solve this problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall to solve the problem that proposes in the background art.
The utility model provides an antidetonation dissipation structure for in gravity type retaining wall, is including setting up rigidity block, spring assembly and a plurality of surrender attenuator in the inside closed recess of gravity type retaining wall concrete major structure, the rigidity block is rectangular bodily form structure, the spring level sets up and distributes in the rigidity block left and right sides, and the one end of spring is fixed to be set up on the left surface or the right flank of rigidity block, and correspondingly, the other end of spring is fixed at the left side wall or the right side wall of closed recess. The yielding dampers are distributed on the upper surface and the lower surface of the rigid block body and comprise two fixing plates arranged in parallel up and down and a plurality of energy dissipation plates fixedly connected between the two fixing plates. Each yielding damper is provided with a fixing plate fixedly connected with the upper surface or the lower surface of the rigid block body, and correspondingly, the other fixing plate is fixedly connected with the top wall or the bottom wall of the closed groove. The left and right directions of the rigid block bodies are the same as the horizontal direction of the transverse section of the gravity type retaining wall, the up and down directions of the rigid block bodies are the same as the height direction of the gravity type retaining wall, and the front and back directions of the rigid block bodies are the same as the direction of the wall body of the gravity type retaining wall.
The length of each rigid block is slightly less than the total length of the closed groove, the length of each rigid block is 80% -100% of the total length of the closed groove, or the rigid blocks are distributed in the closed groove at equal intervals along the length direction of the gravity retaining wall. The upper surface and the lower surface of each rigid block body are respectively provided with a plurality of yielding dampers distributed at intervals along the length direction of the rigid block body or a single yielding damper with the length consistent with the length of the rigid block body.
The rigid block body is a steel block, a concrete prefabricated block or a concrete prefabricated block wrapped with a steel plate, and the spring is a high-strength spring.
The energy dissipation plate can be a mild steel plate, a lead plate and the like with remarkable nonlinear hysteresis characteristics, and the fixing plate can be made of steel, iron or high-strength plastics and the like.
Each surrender attenuator all includes a plurality of power consumption board, power consumption board along gravity type barricade trend in surrender attenuator between upper and lower fixed plate equidistance setting. The energy dissipation plate is of a structure with a narrow middle part and wide upper and lower ends, and the two wide ends of the energy dissipation plate are respectively connected with the upper fixing plate and the lower fixing plate of the yielding damper.
Preferably, each yielding damper comprises 3-5 energy dissipation plates which are arranged at equal intervals along the length direction of the yielding damper.
The spring groups on the left side and the right side of the rigid block body are distributed at equal intervals, and the spring on the left side and the spring on the right side are symmetrically arranged; the yielding dampers on the upper surface and the lower surface of the rigid block body are arranged in a vertical and bilateral symmetry manner.
Preferably, the closed groove is located at the upper half part, preferably the top position, in the height direction of the concrete main body structure of the gravity retaining wall.
A gravity type retaining wall comprises a concrete main body structure and an anti-seismic energy dissipation structure arranged inside the concrete main body structure. The concrete main structure comprises a foundation wall, a left enclosing wall, a right enclosing wall and a capping structure, wherein the foundation wall is arranged below the anti-seismic energy dissipation structure and fixedly connected with a lower fixing plate of a yielding damper below the rigid block, the left enclosing wall and the right enclosing wall are arranged on the left side and the right side of the anti-seismic energy dissipation structure and fixedly connected with springs on the left side and the right side of the rigid block respectively, and the capping structure is arranged above the anti-seismic energy dissipation structure and fixedly connected with an upper fixing plate of the yielding damper above the rigid block. The bottom of the left enclosing wall and the bottom of the right enclosing wall are rigidly fixed with the foundation wall, and the capping structure is fixed between the top of the left enclosing wall and the top of the right enclosing wall. The concrete main body structure further comprises a front enclosing wall and a rear enclosing wall which are arranged on the front side and the rear side of the anti-seismic energy dissipation structure. The front and rear enclosing walls, the left and right enclosing walls, the foundation wall and the capping structure jointly enclose the closed groove for accommodating the anti-seismic energy dissipation structure.
Preferably, the thickness of the front and rear enclosing walls, the left and right enclosing walls and the capping structure is more than 20 cm.
Preferably, the total height of the earthquake-resistant energy dissipation structure is 1/4-1/3 of the total height of the concrete main body structure.
The outer surface of the rigid block body is provided with a plurality of clamping grooves for mounting the spring groups, and the innermost sides of the left enclosing wall and the right enclosing wall, which are close to the rigid block body, are also provided with a plurality of clamping grooves for mounting the spring groups. The spring both ends of left spring assembly and right spring assembly all are connected between rigid block steel sheet lateral wall and left enclosure or right enclosure inside wall through the draw-in groove.
The utility model discloses following beneficial effect has at least:
the utility model provides an antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall, based on inside power consumption absorbing mode, through set up antidetonation energy dissipation rigidity block and elastic system and surrender damping system in that gravity type retaining wall is inside to reduce the vibration of gravity type retaining wall under the earthquake action, can improve gravity type retaining wall's shock stability. The utility model has the characteristics of the construction is simple, engineering practical value is high, society and economic benefits are showing etc, are applicable to the slope retaining engineering in high intensity earthquake district very much.
The utility model discloses the rigidity block that will be used for the antidetonation energy dissipation sets up in the inside of gravity type barricade, through spring system and surrender damping system connection. When the retaining wall vibrates, the hysteresis curve of the yielding damping system has obvious nonlinear characteristics, so that the aims of continuously consuming earthquake energy, reducing the vibration of the gravity retaining wall and resisting earthquake and shock can be fulfilled.
After the earthquake is finished, the rigid block can automatically reset under the action of the elastic potential energy of the high-strength spring set, and the whole anti-seismic energy dissipation structure can be repeatedly used.
Meanwhile, the rigid block is arranged in the gravity type retaining wall body, so that the rigid block can be effectively prevented from being influenced by the external environment, and the integral consistency and the attractiveness of the outer vertical surface of the gravity type retaining wall can be ensured. Meanwhile, the yield damper also has the advantages of firmness, durability, good fatigue resistance, difficult influence of temperature environment and the like.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic view (a perspective view) of an anti-seismic energy dissipation structure for a gravity retaining wall according to a preferred embodiment of the present invention;
figure 2 is a perspective view of the yield damper used in the seismic energy dissipation structure in a gravity retaining wall according to the preferred embodiment of the present invention;
figure 3 is the gravity type retaining wall structure chart (cross sectional view) of the preferred embodiment of the present invention with the anti-seismic energy dissipation structure.
In the figure: 1-concrete main body structure, 10-closed groove, 11-foundation wall, 12-left enclosing wall, 13-right enclosing wall, 14-capping structure, 2-rigid block, 3-spring group, 31-left spring group, 32-right spring group, 4-yield damper, 41-energy dissipation plate, 42-upper fixing plate, 43-lower fixing plate, 44-mounting hole and 5-soil body.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Referring to fig. 1 to 3, the earthquake-resistant and energy-dissipation structure for a gravity type retaining wall includes a rigid block 2, a spring set 3 and a plurality of yielding dampers 4, wherein the rigid block is disposed in a closed groove 10 inside a concrete main structure 1 of the gravity type retaining wall, and the rigid block is in a rectangular parallelepiped structure.
The spring group is a high-strength spring with high elastic coefficient, good fatigue performance and long service life. Each spring group is arranged along the horizontal direction, and the elastic force direction is parallel to the thickness direction of the gravity retaining wall. The spring group comprises a left spring group 31 distributed on the left side of the rigid block body and a right spring group 32 distributed on the right side of the rigid block body. The left spring group and the right spring group respectively comprise a plurality of springs distributed in a rectangular array, and the left spring group and the right spring group are symmetrically arranged on the basis of a vertical central plane of the rigid block.
Referring to fig. 1 and 3, the right ends of the springs included in the left spring group are fixedly arranged on the left side surface of the rigid block body, and the left ends of the springs included in the left spring group are fixedly arranged on the left side wall of the closed groove. The left end of a plurality of springs that right spring group includes is fixed to be set up in the right flank of rigidity block, and the right-hand member of a plurality of springs that right spring group includes is fixed to be set up on the right side wall of closed recess.
In this embodiment, the length of the rigid block is slightly less than the total length of the closed groove in the gravity retaining wall, and the upper side and the lower side of each rigid block are provided with yielding dampers of which the length is consistent with that of the rigid block; in the thickness direction of the gravity retaining wall, two groups of yielding dampers are symmetrically arranged on the upper surface and the lower surface of the rigid block respectively. The sets of yielding dampers on the upper side of the rigid block are symmetrical to the sets of yielding dampers on the lower side of the rigid block about a transverse center plane of the rigid block.
Referring to fig. 1, 2 and 3, in the present embodiment, each yielding damper includes a dissipative plate 41 located in the middle, and an upper fixing plate 42 and a lower fixing plate 43 vertically connected to the upper and lower ends of the dissipative plate. The energy dissipation plate is vertically arranged in the cross section of the gravity type retaining wall so as to dissipate seismic energy in the horizontal direction, and the upper fixing plate and the lower fixing plate are arranged in parallel up and down.
Referring to fig. 2, in the present embodiment, the upper and lower fixing plates of the yielding damper are respectively provided with a mounting hole 44 for passing a bolt, and the yielding damper is connected with the rigid block and the top wall and the bottom wall of the closed groove in a bolt connection manner.
In this embodiment, the rigidity block is the concrete prefabricated section, the concrete surface of lateral wall is equipped with sunken draw-in groove about the rigidity block, is convenient for be connected with the spring unit.
In the embodiment, the fixing plate is made of steel, the energy dissipation plate is a soft steel plate, and the thickness and the number of the energy dissipation plates can be determined according to the required shock resistance and the volume and the weight of the rigid blocks.
Referring to fig. 2, in this embodiment, each yielding damper includes 4 energy dissipation plates, the 4 energy dissipation plates are equidistantly disposed and have the same profile and size, the plate surfaces of the energy dissipation plates are disposed along the left-right direction of the rigid block, i.e., the thickness direction of the entire gravity retaining wall, the energy dissipation plates are in a waist-shaped structure with a narrow middle and wide upper and lower ends, and the two wide ends of the energy dissipation plates are respectively connected to the upper and lower fixing plates of the yielding damper.
In this embodiment, closed recess is located gravity type retaining wall concrete major structure direction of height's top position, and the maximum performance of the antidetonation dissipation structure of being convenient for on the one hand plays its antidetonation effect, and on the other hand is convenient for be under construction.
Referring to fig. 3, a gravity type retaining wall comprises a concrete main structure 1 and an earthquake-resistant and energy-dissipating structure arranged at the top of the concrete main structure in the height direction, wherein the concrete main structure comprises a foundation wall 11 arranged below the earthquake-resistant and energy-dissipating structure and fixedly connected with a lower fixing plate of a yielding damper below a rigid block, a left wall 12 and a right wall 13 arranged at the left and right sides of the earthquake-resistant and energy-dissipating structure and fixedly connected with springs at the left and right sides of the rigid block respectively, a capping structure 14 arranged above the earthquake-resistant and energy-dissipating structure and fixedly connected with an upper fixing plate of the yielding damper above the rigid block, the foundation wall is connected between the bottom of the left wall and the bottom of the right wall, the capping structure is connected between the top of the left wall and the top of the right wall, the concrete main structure further comprises a front wall and a rear wall (not shown) arranged at the front and rear sides of the earthquake-resistant and at intervals with, the front and rear enclosing walls, the left and right enclosing walls, the foundation wall and the capping structure jointly enclose the closed groove for accommodating the anti-seismic energy dissipation structure.
The thicknesses of the front and rear enclosing walls, the left and right enclosing walls and the capping structure are all 30 cm.
In this embodiment, preceding enclosure, back enclosure, left side enclosure and right enclosure all or the part sets up to exposed steel sheet near the innermost of rigid block, preceding enclosure promptly, back enclosure, the inside wall of left side enclosure and right enclosure all or the part comprises the steel sheet face, when the inside wall all sets up to the steel sheet (can be formed by the steel sheet welding of polylith area concatenation seam), the steel sheet can regard as preceding enclosure, back enclosure, the auxiliary formworks when left enclosure pours with right enclosure, reduce or remove the formwork setting work of inside wall one side from.
The surface of the rigid block body is provided with a plurality of clamping grooves for installing the spring group, the innermost side of the left enclosing wall and the right enclosing wall close to the rigid block body is also provided with a plurality of clamping grooves for installing the spring group, the two ends of each spring of the left spring group are connected between the outer wall of the left steel plate of the rigid block body and the inner wall of the steel plate of the left enclosing wall through the clamping grooves, and the two ends of each spring of the right spring group are connected between the outer wall of the right steel plate of the rigid block body and the inner wall of the steel. The springs on the left side and the right side of the rigid block can be accurately and firmly arranged between the rigid block and the inner side wall of the closed groove in a clamping groove mode, and the left spring group and the right spring group can provide uniform and enough elastic force for the rigid block. Of course, the front wall of the front enclosing wall and the front side wall of the rigid block body and the rear wall of the rear enclosing wall and the rear side wall of the rigid block body can be provided with clamping grooves and connected with springs so as to increase the anti-seismic and energy-dissipation capacity of the rigid block body in all directions.
The closed grooves can be single closed grooves or a plurality of closed grooves with the length direction consistent with the direction of the retaining wall, when the closed grooves are a plurality of closed grooves, the closed grooves are distributed at intervals along the length direction of the retaining wall, a group of anti-seismic energy dissipation structures are distributed in each closed groove, the inner side wall parts of all the closed grooves are all arranged to be steel plates, and clamping grooves for fixing springs are arranged. When connecting the spring, earlier through the draw-in groove with the one end of spring coupling all around enclosure inside wall, rethread draw-in groove is with spring coupling's rigidity block lateral wall one end.
The utility model discloses an antidetonation dissipation structure's theory of operation roughly as follows:
when the earthquake takes place, concrete major structure and rigidity block mainly control relative vibration, and the earthquake is more obvious to the horizontal action of the structure of high higher department, therefore antidetonation dissipation structure generally sets up at gravity type retaining wall's top or upper portion, and when the vibration took place, relative displacement took place between rigidity block realization and the concrete major structure, and this relative displacement can make the power consumption board of surrender attenuator because the yield point is low and surrender, and its easy surrender can effectively dissipate the seismic energy who transmits to gravity type retaining wall with the nonlinear characteristic of hysteresis curve to improve gravity type retaining wall's shock stability. When the rigid block body is subjected to relative displacement, the kinetic energy of the rigid block body can be converted into the elastic potential energy of the springs on the two sides, and the elastic potential energy of the springs can be released to the rigid block body in turn to enable the rigid block body to move back and forth, so that the energy dissipation plate of the yielding damper is continuously subjected to shearing force, the yielding damper is in a state of continuously consuming seismic energy, and the purposes of reducing the vibration of the gravity type retaining wall and resisting earthquake and shock are achieved.
After the earthquake is finished, the rigid block body can automatically reset under the action of the elastic potential energy of the high-strength spring group, and the whole anti-seismic energy dissipation structure can repeatedly play a role of shock absorption.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An anti-seismic energy dissipation structure for a gravity type retaining wall is characterized by comprising a rigid block body (2), a spring group (3) and a plurality of yielding dampers (4), wherein the rigid block body (2), the spring group (3) and the yielding dampers (4) are arranged in a closed groove (10) in a concrete main body structure (1) of the gravity type retaining wall, the rigid block body is of a cuboid structure, the springs are horizontally arranged and distributed on the left side and the right side of the rigid block body, one end of each spring is fixedly arranged on the left side surface or the right side surface of each rigid block body, correspondingly, the other end of each spring is fixedly connected with the left side wall or the right side wall in the closed groove, the yielding dampers are distributed on the upper surface and the lower surface of the rigid block body, each yielding damper comprises two fixing plates (42/43) which are arranged in an up-down parallel mode and a plurality of energy dissipation plates (41) which are fixedly connected between the two, correspondingly, each yielding damper is provided with another fixing plate which is fixedly connected with the top wall or the bottom wall in the closed groove, the left and right direction of the rigid block is the same as the horizontal direction of the transverse section of the gravity type retaining wall, the up and down direction of the rigid block is the same as the height direction of the gravity type retaining wall, and the front and back direction of the rigid block is the same as the direction of the wall body of the gravity type retaining wall.
2. An earthquake-resistant and energy-dissipating structure for a gravity type retaining wall according to claim 1, wherein the rigid block is a steel block, a concrete prefabricated block or a concrete prefabricated block externally wrapped with a steel plate, the spring is a high-strength spring, the energy dissipation plate is a soft steel plate or a lead plate with a significant nonlinear hysteretic characteristic, and the fixing plate is made of steel, iron or high-strength plastic.
3. An earthquake-resistant and energy-dissipating structure for a gravity retaining wall as claimed in claim 1, wherein each of the yielding dampers includes a plurality of energy dissipation plates, the energy dissipation plates are equidistantly disposed between the upper and lower fixing plates of the yielding damper along the direction of the gravity retaining wall, the energy dissipation plates are in a structure with a narrow middle and wide upper and lower ends, and the two wide ends of the energy dissipation plates are respectively connected with the upper and lower fixing plates of the yielding damper.
4. An earthquake-resistant and energy-dissipating structure for a gravity type retaining wall according to claim 1, wherein 3 to 5 energy dissipation plates are arranged at equal intervals along the length direction of the yielding dampers on the upper surface and the lower surface of each rigid block.
5. An earthquake-resistant and energy-dissipating structure for a gravity type retaining wall according to claim 1, wherein the spring groups on the left side and the right side of the rigid block are distributed at equal intervals, and the springs on the left side and the springs on the right side are symmetrically arranged; the yielding dampers on the upper surface and the lower surface of the rigid block body are arranged in a vertical and bilateral symmetry manner.
6. An earthquake-resistant and energy-dissipating structure for a gravity retaining wall according to claim 1, wherein said closed grooves are formed in the upper half of the concrete body structure of the gravity retaining wall in the height direction, near the top.
7. An earthquake-resistant and energy-dissipating structure for a gravity retaining wall according to any one of claims 1 to 6, wherein the number of the rigid blocks is one or more, the length of each rigid block is 80% to 100% of the total length of the closed groove, or a plurality of the rigid blocks are distributed in the closed groove at equal intervals along the length direction of the gravity retaining wall, and the upper surface and the lower surface of each rigid block are provided with a plurality of yielding dampers distributed at intervals along the length direction of the rigid block or a single yielding damper with the length consistent with the length of the rigid block.
8. A gravity retaining wall, which comprises a concrete main structure (1) and an earthquake-proof energy dissipation structure as claimed in any one of claims 1 to 7, wherein the earthquake-proof energy dissipation structure is arranged at the upper half part of the height direction of the concrete main structure, the concrete main structure comprises a base wall (11) which is arranged below the earthquake-proof energy dissipation structure and is fixedly connected with a lower fixing plate of a yielding damper below a rigid block, a left wall (12) and a right wall (13) which are arranged at the left side and the right side of the earthquake-proof energy dissipation structure and are respectively fixedly connected with springs at the left side and the right side of the rigid block, a top sealing structure (14) which is arranged above the earthquake-proof energy dissipation structure and is fixedly connected with an upper fixing plate of the yielding damper above the rigid block, the bottom of the left wall and the bottom of the right wall are rigidly fixed with the base wall, and the top sealing structure is fixed between the, the concrete main structure further comprises a front enclosing wall and a rear enclosing wall which are arranged on the front side and the rear side of the anti-seismic energy dissipation structure, and the front enclosing wall, the rear enclosing wall, the left enclosing wall, the right enclosing wall, the foundation wall and the capping structure jointly enclose the closed groove for containing the anti-seismic energy dissipation structure.
9. A gravity retaining wall according to claim 8 wherein the thickness of the front and rear enclosing walls, the left and right enclosing walls and the capping structure is 20cm or more; the total height of the anti-seismic energy dissipation structure is 1/4-1/3 of the total height of the concrete main body structure.
10. A gravity retaining wall according to claim 8, wherein the surface of the rigid block is provided with a plurality of slots for mounting the spring set, the innermost side of the left and right enclosing walls adjacent to the rigid block is also provided with a plurality of slots for mounting the spring set, and both ends of the spring of the left and right spring sets are connected between the outer side wall of the steel plate of the rigid block and the inner side wall of the left or right enclosing wall through the slots.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921102863.4U CN210263128U (en) | 2019-07-15 | 2019-07-15 | A antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921102863.4U CN210263128U (en) | 2019-07-15 | 2019-07-15 | A antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall |
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| CN201921102863.4U Withdrawn - After Issue CN210263128U (en) | 2019-07-15 | 2019-07-15 | A antidetonation dissipation structure and gravity type retaining wall for among gravity type retaining wall |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344437A (en) * | 2019-07-15 | 2019-10-18 | 中南大学 | A kind of shock-resistant and energy-dissipating structure and gravity retaining wall in gravity retaining wall |
| CN113073681A (en) * | 2021-04-01 | 2021-07-06 | 上海市城市建设设计研究总院（集团）有限公司 | Long and narrow underground structure adaptive to strong earthquake action and construction method thereof |
-
2019
- 2019-07-15 CN CN201921102863.4U patent/CN210263128U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344437A (en) * | 2019-07-15 | 2019-10-18 | 中南大学 | A kind of shock-resistant and energy-dissipating structure and gravity retaining wall in gravity retaining wall |
| CN110344437B (en) * | 2019-07-15 | 2024-02-20 | 中南大学 | Anti-seismic energy dissipation structure for gravity type retaining wall and gravity type retaining wall |
| CN113073681A (en) * | 2021-04-01 | 2021-07-06 | 上海市城市建设设计研究总院（集团）有限公司 | Long and narrow underground structure adaptive to strong earthquake action and construction method thereof |
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