CN110318368B - Water conservancy retaining wall - Google Patents
Water conservancy retaining wall Download PDFInfo
- Publication number
- CN110318368B CN110318368B CN201910545095.8A CN201910545095A CN110318368B CN 110318368 B CN110318368 B CN 110318368B CN 201910545095 A CN201910545095 A CN 201910545095A CN 110318368 B CN110318368 B CN 110318368B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 13
- 230000003139 buffering effect Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
- E02B3/066—Quays
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention relates to a water conservancy retaining wall, which belongs to the technical field of water conservancy construction and comprises a fixed wall body and a plurality of movable wall bodies arranged side by side, wherein the fixed wall body comprises a side wall and a bottom wall; the movable wall body comprises a left side wall and a right side wall, a clamping groove is formed in the left side wall in the vertical direction, and a clamping block used for being clamped with the clamping groove of the adjacent movable rod wall body is arranged on the right side wall. The buffer assembly plays a role in buffering and energy absorption, and meanwhile, the movable wall body can also consume a part of energy in the movement process, so that the impact force on the side wall and the natural river bank is reduced, and the side wall and the natural river bank are effectively prevented from being damaged by the impact; the thickness of the side wall and the movable wall body is effectively reduced, the whole volume and weight of the retaining wall are reduced, and the construction is convenient.
Description
Technical Field
The invention relates to the technical field of water conservancy construction, in particular to a water conservancy retaining wall.
Background
The retaining wall has the advantages of low manufacturing cost, simple structure, small occupied area, convenient construction and the like, so the retaining wall has very wide application in hydraulic engineering. The retaining wall of the hydraulic engineering is a building with a firm slope, the natural soil riparian zone is easy to collapse due to the common influence of various factors such as the seepage effect in the slope, the scouring effect of water flow in front of the slope and the like, and the retaining wall plays a role in preventing collapse and slumping. The retaining wall that uses at present generally all is formed by monoblock reinforced concrete pouring, and its firmness is fine, but the easy fracture of live time one day, owing to be the integral erection, so maintenance after the fracture is very difficult, causes the maintenance cost increase.
Therefore, chinese patent with application publication number CN106192884A discloses a hydraulic engineering retaining wall, which comprises a first body, a second body, a hanging ring, an anchor rod, a nut and a connector, wherein the first body and the second body are provided with the anchor rod, the first body and the second body are connected through the connector, and the connector is fixedly connected with the anchor rod through the nut. During construction, the first body and the second body are hoisted to a construction site, and the first body and the second body are fixedly connected through the connecting body.
In order to guarantee the sufficient impact resistance of the retaining wall and reduce the impact damage of water flow to the natural river bank, the thickness of the retaining wall is usually large, so that the volume and the weight of the first body and the second body are large, time and labor are wasted during construction, the material cost is increased, and certain limitation exists.
Disclosure of Invention
The invention aims to provide a water conservancy retaining wall which has the advantages of reducing the impact force of a natural river bank, reducing the volume of the retaining wall and being convenient to construct.
The technical purpose of the invention is realized by the following technical scheme:
a water conservancy retaining wall comprises a fixed wall body and a plurality of movable wall bodies arranged side by side, wherein the fixed wall body comprises a side wall and a bottom wall, the movable wall bodies are arranged on the bottom wall in a sliding mode, and a buffer assembly is arranged between the side wall and the movable wall bodies; the movable wall body comprises a left side wall and a right side wall, the left side wall is provided with a clamping groove along the vertical direction, and the right side wall is provided with a clamping block used for being clamped with the clamping groove of the adjacent movable wall body.
When the technical scheme is implemented, the movable wall body is sequentially hoisted to the bottom wall during construction, the fixture blocks are inserted into the clamping grooves, when water in a river channel impacts a river bank, the water impacts the movable wall body firstly, the movable wall body is stressed to move towards the side wall, impact force is transmitted to the side wall and the natural river bank through the buffer assembly, the buffer assembly plays a role in buffering and energy absorption, and meanwhile, the movable wall body also consumes a part of energy in the moving process, so that the impact force on the side wall and the natural river bank is reduced, and the side wall and the natural river bank are effectively prevented from being damaged by impact; the thickness of the side wall and the movable wall body is effectively reduced, the whole volume and weight of the retaining wall are reduced, and the construction is convenient.
The invention is further configured to: the bottom wall is fixedly provided with a boss along the direction perpendicular to the side wall, the cross section of the boss is T-shaped, and the bottom wall of the movable wall body is provided with a sliding groove which is connected with the boss in a sliding mode and is matched with the boss.
Implement above-mentioned technical scheme, boss and spout cooperation play the effect to the direction of activity wall body, make activity wall body motion more smooth and easy simultaneously, and the boss of T shape plays the purpose that prevents that activity wall body from breaking away from the end wall.
The invention is further configured to: the buffer assembly comprises a fixed rod, a movable rod and a pressure spring, the fixed rod is fixedly arranged on the side wall, the movable rod penetrates through the fixed rod in a sliding mode, the pressure spring is arranged in the fixed rod, and the movable rod is connected with the movable wall.
When the movable wall body is impacted and slides to a position close to the side wall, the movable wall body pushes the movable rod to move, and the pressure spring is compressed, so that the effects of buffering and absorbing impact force are achieved; the pressure spring is arranged in the fixed rod, the effect of protecting the pressure spring is achieved, external rainwater is effectively prevented from directly contacting the pressure spring to cause the pressure spring to be corroded, and the service life of the pressure spring is prolonged.
The invention is further configured to: the fixed rod is arranged along the direction perpendicular to the side wall, and the movable rod is hinged with the movable wall body.
Implement above-mentioned technical scheme, articulate the movable rod and activity wall body for the movable rod is the axial atress with the dead lever, prevents dead lever and movable rod bending deformation, increase of service life.
The invention is further configured to: the fixed rod and the movable rod are provided with anti-falling parts for preventing the movable rod from separating from the fixed rod.
Implement above-mentioned technical scheme, the setting of anticreep portion plays the purpose that prevents the movable rod and break away from the dead lever.
The invention is further configured to: a limiting rod capable of being abutted against the movable rod is fixedly arranged in the fixed rod along the axial direction of the fixed rod, and the length of the limiting rod is smaller than that of the fixed rod.
Implement above-mentioned technical scheme, at the in-process of movable rod to the dead lever internal motion, when the movable rod contradicts with the gag lever post, the movable rod stop motion prevents that the pressure spring from being compressed too big, plays the effect of protection pressure spring.
The invention is further configured to: the side wall has seted up the storage tank along the direction of perpendicular to side wall, the dead lever is fixed to be set up in the storage tank, the dead lever is contradicted with the lateral wall of storage tank.
Implement above-mentioned technical scheme, set up the dead lever in the storage tank, reduce the interval between activity wall body and the side wall, the lateral wall and the dead lever conflict of storage tank simultaneously improve the holistic structural strength of dead lever and movable rod.
The invention is further configured to: the clamping groove is a T-shaped groove, and the clamping block is a T-shaped block matched with the T-shaped groove.
Implement above-mentioned technical scheme, T-slot and the cooperation of T-shaped piece play the effect of connecting adjacent activity wall body, make activity wall body become a whole, improve the holistic stability of activity wall body.
The invention is further configured to: the right side wall is provided with an installation groove, the fixture block is arranged in the installation groove in a sliding mode along the direction perpendicular to the side wall, and an elastic piece used for blocking the fixture block from sliding is arranged in the installation groove.
According to the technical scheme, when the movable wall bodies are impacted, the fixture blocks can slide along the mounting grooves, and meanwhile, the elastic pieces have the effect of blocking the movement of the fixture blocks, so that relative movement can be generated between the adjacent movable wall bodies, and the buffering effect is improved.
The invention is further configured to: an installation rod is fixedly arranged in the installation groove along the direction vertical to the side wall, and the fixture block is sleeved on the installation rod in a sliding manner; the spring on the installation pole is located for the cover to the elastic component, is provided with two springs on every installation pole, and distributes in the both sides of fixture block, the one end of spring and the lateral wall butt of mounting groove, the other end and fixture block butt.
According to the technical scheme, when the movable wall moves, the clamping block slides along the mounting rod, the mounting rod plays a role in guiding the clamping block, and meanwhile the clamping block is prevented from being separated from the movable wall.
In summary, compared with the prior art, the beneficial effects of the invention are as follows:
the buffer assembly plays a role in buffering and absorbing energy, and meanwhile, the movable wall body can also consume a part of energy in the movement process, so that the impact force on the side wall and the natural river bank is reduced, and the side wall and the natural river bank are effectively prevented from being damaged by impact; the thickness of the side wall and the movable wall body is effectively reduced, the whole volume and weight of the retaining wall are reduced, and the construction is convenient;
the buffer assembly plays a role in buffering and energy absorption, and meanwhile, the movable wall body can also consume a part of energy in the movement process, so that the impact force on the side wall and the natural river bank is reduced, and the side wall and the natural river bank are effectively prevented from being damaged by impact; the thickness of the side wall and the movable wall body is effectively reduced, the whole volume and weight of the retaining wall are reduced, and the construction is convenient;
when the movable wall bodies are impacted, the clamping blocks can slide along the mounting grooves, and meanwhile, the elastic pieces play a role in blocking the movement of the clamping blocks, so that relative movement can be generated between the adjacent movable wall bodies, and the buffering effect is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of a movable wall according to the present invention;
fig. 5 is an enlarged view of a portion B in fig. 4.
Reference numerals: 1. fixing the wall; 11. a side wall; 111. a containing groove; 12. a bottom wall; 121. a boss; 1211. an anti-drop block; 2. a movable wall body; 21. a left side wall; 211. a card slot; 22. a right side wall; 221. a clamping block; 222. mounting grooves; 23. a chute; 3. a buffer assembly; 31. fixing the rod; 311. a limiting rod; 32. a movable rod; 321. a sphere; 33. a pressure spring; 4. an anti-drop part; 41. a bump; 42. surrounding edges; 5. mounting a rod; 51. a spring; 6. an anchor rod; 7. and (7) a cover plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a water conservancy retaining wall comprises a fixed wall body 1 and a plurality of movable wall bodies 2 arranged side by side, wherein the fixed wall body 1 comprises a side wall 11 and a bottom wall 12, the side wall 11 and the bottom wall 12 form a structure with an L-shaped cross section, the fixed wall body 1 is of a concrete structure, and the side wall 11 and a natural river bank are integrally connected in a pouring manner. The movable wall body 2 is arranged on the bottom wall 12 in a sliding mode, the side wall of the movable wall body 2, which is far away from the side wall 11, is arranged in an inclined mode, and a plurality of anchor rods 6 are arranged on the side wall 11 and the bottom wall 12, so that the stability of the fixed wall body 1 is improved.
As shown in fig. 1 and 2, cover plates 7 are arranged at the tops of the movable wall bodies 2 and the side walls 11, the cover plates 7 are slidably connected with the movable wall bodies 2, and the cover plates 7 can be connected with or clamped with the tops of the side walls 11 through bolts, so that the damaged movable wall bodies 2 can be maintained or replaced conveniently after the certain movable wall bodies 2 are damaged. The fixed boss 121 that is provided with of direction along perpendicular to side wall 11 of end wall 12, the cross section of boss 121 is the T shape, and the spout 23 that slides with boss 121 and be connected and the looks adaptation is seted up to the diapire of activity wall body 2, and the boss 121 is kept away from the fixed anticreep piece 1211 that is provided with of one end of side wall 11, and anticreep piece 1211 contradicts with the lateral wall that activity wall body 2 kept away from side wall 11 to prevent that activity wall body 2 breaks away from boss 121.
As shown in fig. 2 and 3, a buffer assembly 3 is arranged between the side wall 11 and the movable wall 2, the buffer assembly 3 includes a fixed rod 31, a movable rod 32 and a pressure spring 33, the fixed rod 31 is fixedly arranged on the side wall 11, the fixed rod 31 is arranged along a direction perpendicular to the side wall 11, the movable rod 32 is slidably arranged in the fixed rod 31, the pressure spring 33 is arranged in the fixed rod 31, the movable rod 32 is hinged to the movable wall 2, a sphere 321 is fixedly arranged at one end of the movable rod 32 close to the movable wall 2, and the sphere 321 is in ball joint with the movable wall 2; the movable rod 32 and the fixed rod 31 are axially stressed, so that the fixed rod 31 and the movable rod 32 are prevented from bending and deforming, and the service life is prolonged.
When the movable wall body 2 slides to a position close to the side wall 11 under the impact, the movable wall body 2 pushes the movable rod 32 to move, and the pressure spring 33 is compressed, so that the effects of buffering and absorbing the impact are achieved; the compression spring 33 is arranged in the fixing rod 31, so that the compression spring 33 is protected, the compression spring 33 is effectively prevented from being corroded due to the fact that external rainwater directly contacts the compression spring 33, and the service life of the compression spring 33 is prolonged.
Wherein, as shown in fig. 2 and 3, the fixed rod 31 and the movable rod 32 are provided with an anti-falling portion 4 for preventing the movable rod 32 from separating from the fixed rod 31, the anti-falling portion 4 comprises a fixed protruding block 41 arranged at one end of the movable rod 32 extending into the fixed rod 31, and a fixed surrounding edge 42 arranged at the position, close to the movable rod 32, of the fixed rod 31, the protruding block 41 can abut against the surrounding edge 42, the protruding block 41 is attached to the inner wall of the fixed rod 31, the inner wall of the surrounding edge 42 is fixedly provided with a rubber sealing ring, the rubber sealing ring is attached to the side wall of the movable rod 32, so as to improve the sealing effect between the fixed rod 31 and the movable rod.
As shown in fig. 2 and 3, a limiting rod 311 capable of abutting against the movable rod 32 is fixedly arranged in the fixed rod 31 along the axial direction thereof, and the length of the limiting rod 311 is smaller than that of the fixed rod 31; in the process that the movable rod 32 moves towards the fixed rod 31, when the movable rod 32 abuts against the limiting rod 311, the movable rod 32 stops moving, so that the compressed spring 33 is prevented from being compressed too much, and the effect of protecting the compressed spring 33 is achieved.
In addition, as shown in fig. 2 and 3, the side wall 11 is provided with a receiving groove 111 along a direction perpendicular to the side wall 11, the receiving groove 111 is a circular groove adapted to the fixing rod 31, the fixing rod 31 is fixedly disposed in the receiving groove 111, and the fixing rod 31 abuts against the side wall of the receiving groove 111; the fixing rod 31 is arranged in the accommodating groove 111, so that the distance between the movable wall body 2 and the side wall 11 is reduced, meanwhile, the side wall of the accommodating groove 111 is abutted against the fixing rod 31, and the overall structural strength of the fixing rod 31 and the movable rod 32 is improved.
As shown in fig. 4, the movable wall 2 includes a left side wall 21 and a right side wall 22, where the left side wall 21 and the right side wall 22 refer to both side walls when facing a river, and there is no particular limitation on the orientation. The left side wall 21 is provided with a clamping groove 211 along the vertical direction, the right side wall 22 is provided with a clamping block 221 used for being clamped with the clamping groove 211 of the adjacent movable wall 2, the clamping groove 211 is a T-shaped groove, and the clamping block 221 is a T-shaped block matched with the T-shaped groove; the T-shaped groove is matched with the T-shaped block to play a role in connecting the adjacent movable wall bodies 2, so that the movable wall bodies 2 are integrated, and the overall stability of the movable wall bodies 2 is improved.
As shown in fig. 4 and 5, the right side wall 22 is provided with an installation groove 222, an installation rod 5 is fixedly arranged in the installation groove 222 along a direction perpendicular to the side wall 11, and the fixture block 221 is slidably sleeved on the installation rod 5; an elastic member for blocking the sliding of the fixture block 221 is arranged in the mounting groove 222, the elastic member is a spring 51 sleeved on the mounting rod 5, two springs 51 are arranged on each mounting rod 5 and distributed on two sides of the fixture block 221, one end of each spring 51 is abutted against the side wall of the mounting groove 222, and the other end of each spring 51 is abutted against the fixture block 221.
When the movable wall 2 is impacted, the latch 221 can slide along the mounting groove 222, and the spring 51 can block the movement of the latch 221, so that the adjacent movable walls 2 can move relatively to each other, and the buffering effect is improved.
When in use: during construction, the movable wall body 2 is sequentially lifted to the bottom wall 12, the clamping block 221 is inserted into the clamping groove 211, when water in a river channel impacts against a river bank, the water impacts the movable wall body 2 firstly, the movable wall body 2 is stressed to move towards the side wall 11, impact force is transmitted to the side wall 11 and the natural river bank through the buffer assembly 3, the buffer assembly 3 plays a role in buffering and energy absorption, and meanwhile, the movable wall body 2 can consume a part of energy in the moving process, so that the impact force on the side wall 11 and the natural river bank is reduced, and the side wall 11 and the natural river bank are effectively prevented from being damaged by impact; the thickness of the side wall 11 and the movable wall body 2 is effectively reduced, the whole volume and weight of the retaining wall are reduced, and the construction is convenient.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. A water conservancy retaining wall, its characterized in that: the movable wall comprises a fixed wall body (1) and a plurality of movable wall bodies (2) arranged side by side, wherein the fixed wall body (1) comprises a side wall (11) and a bottom wall (12), the movable wall bodies (2) are arranged on the bottom wall (12) in a sliding manner, and a buffer assembly (3) is arranged between the side wall (11) and the movable wall bodies (2); the movable wall body (2) comprises a left side wall (21) and a right side wall (22), the left side wall (21) is provided with a clamping groove (211) along the vertical direction, and the right side wall (22) is provided with a clamping block (221) used for being clamped with the clamping groove (211) of the adjacent movable wall body (2);
the bottom wall (12) is fixedly provided with a boss (121) along the direction vertical to the side wall (11), the cross section of the boss (121) is T-shaped, and the bottom wall of the movable wall body (2) is provided with a sliding groove (23) which is connected with the boss (121) in a sliding manner and is matched with the boss;
buffer unit (3) include dead lever (31), movable rod (32) and pressure spring (33), dead lever (31) are fixed to be set up on side wall (11), movable rod (32) slide and wear to locate in dead lever (31), pressure spring (33) set up in dead lever (31), movable rod (32) are connected with activity wall body (2).
2. A water conservancy retaining wall according to claim 1, characterized in that: the fixed rod (31) is arranged along the direction perpendicular to the side wall (11), and the movable rod (32) is hinged with the movable wall body (2).
3. A water conservancy retaining wall according to claim 2, characterized in that: the fixed rod (31) and the movable rod (32) are provided with anti-drop parts (4) for preventing the movable rod (32) from dropping off the fixed rod (31).
4. A water conservancy retaining wall according to claim 3, characterized in that: a limiting rod (311) which can be abutted against the movable rod (32) is fixedly arranged in the fixed rod (31) along the axial direction of the fixed rod, and the length of the limiting rod (311) is smaller than that of the fixed rod (31).
5. A water conservancy retaining wall of claim 4, characterized in that: the side wall (11) is provided with a containing groove (111) along the direction perpendicular to the side wall (11), the fixing rod (31) is fixedly arranged in the containing groove (111), and the fixing rod (31) is abutted against the side wall of the containing groove (111).
6. A water conservancy retaining wall according to claim 1, characterized in that: the clamping groove (211) is a T-shaped groove, and the clamping block (221) is a T-shaped block matched with the T-shaped groove.
7. A water conservancy retaining wall of claim 6, characterized in that: an installation groove (222) is formed in the right side wall (22), the clamping block (221) is arranged in the installation groove (222) in a sliding mode in the direction perpendicular to the side wall (11), and an elastic piece used for blocking the clamping block (221) from sliding is arranged in the installation groove (222).
8. A water conservancy retaining wall of claim 7, characterized in that: an installation rod (5) is fixedly arranged in the installation groove (222) along a direction perpendicular to the side wall (11), and the fixture block (221) is slidably sleeved on the installation rod (5); the elastic piece is spring (51) of cover locating on installation pole (5), is provided with two spring (51) on every installation pole (5), and distributes in the both sides of fixture block (221), and the one end of spring (51) and the lateral wall butt of mounting groove (222), the other end and fixture block (221) butt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910545095.8A CN110318368B (en) | 2019-06-21 | 2019-06-21 | Water conservancy retaining wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910545095.8A CN110318368B (en) | 2019-06-21 | 2019-06-21 | Water conservancy retaining wall |
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| CN110318368A CN110318368A (en) | 2019-10-11 |
| CN110318368B true CN110318368B (en) | 2021-02-23 |
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| CN201910545095.8A Active CN110318368B (en) | 2019-06-21 | 2019-06-21 | Water conservancy retaining wall |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111560918A (en) * | 2020-05-21 | 2020-08-21 | 浙江道元工程技术有限公司 | Riverbank reinforcing mechanism and riverbank reinforcing method using same |
| CN111962683B (en) * | 2020-08-12 | 2021-07-13 | 鹏程建设集团有限公司 | Prefabricated house and construction method thereof |
| CN112195873B (en) * | 2020-10-26 | 2021-11-16 | 峡江县慧泓信息技术有限公司 | Mine refuse dump is with supplementary reinforcing apparatus that blocks sediment dam that permeates water |
| CN113718706A (en) * | 2021-09-22 | 2021-11-30 | 袁梅 | Retaining wall for hydraulic engineering |
| CN117845829B (en) * | 2024-03-06 | 2024-05-10 | 四川省水利科学研究院 | Water conservancy flood control embankment structure and construction equipment and application method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US7736096B1 (en) * | 2007-09-24 | 2010-06-15 | Aaron Albert E | Modular interlocking retaining wall/seawall having reduced installation time |
| CN206887879U (en) * | 2017-05-27 | 2018-01-16 | 国家电网公司 | A kind of hydraulic engineering retaining wall |
| CN206928320U (en) * | 2017-07-21 | 2018-01-26 | 黄河水利职业技术学院 | A kind of retaining wall for hydraulic engineering |
| CN207608922U (en) * | 2017-08-17 | 2018-07-13 | 湖北博亿建设实业有限公司 | A kind of architectural engineering retaining wall |
| CN207828893U (en) * | 2017-11-24 | 2018-09-07 | 内蒙古机电职业技术学院 | A kind of water conservancy greening soil blocking device |
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