CN110714440A - Ecological landscape protective structure for flood control and collapse prevention - Google Patents
Ecological landscape protective structure for flood control and collapse prevention Download PDFInfo
- Publication number
- CN110714440A CN110714440A CN201911029217.4A CN201911029217A CN110714440A CN 110714440 A CN110714440 A CN 110714440A CN 201911029217 A CN201911029217 A CN 201911029217A CN 110714440 A CN110714440 A CN 110714440A
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- hole
- plate
- fixing
- clamping block
- ecological landscape
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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
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
- E02B3/106—Temporary dykes
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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
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/14—Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0266—Retaining or protecting walls characterised by constructional features made up of preformed elements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Revetment (AREA)
Abstract
The invention discloses a flood-control and collapse-control ecological landscape protection structure, which comprises a protection plate, a clamping block, a clamping groove, a support assembly, a positioning hole, a through hole, a positioning pin, an annular groove, a limiting plate, a return spring and a pull ring, wherein the protection plate is fixedly provided with the clamping block at one end, the positioning hole is correspondingly arranged at both ends of the clamping block, the protection plate is fixedly provided with the clamping block at the opposite end of the clamping block, the clamping groove is fixedly provided at the opposite end of the protection plate and the clamping block, the through hole is correspondingly arranged at both ends of the outer side of the clamping groove, the invention has scientific and reasonable structure and safe and convenient use, the protection plate is placed at the flood-control and collapse-control position of the ecological landscape, when the protection plates are matched for use, the clamping blocks of the two protection plates are matched with the clamping groove, thereby the two protection plates are fixedly connected.
Description
Technical Field
The invention relates to the field of protective structure equipment, in particular to a flood-control and collapse-control ecological landscape protective structure.
Background
In the ecological landscape, rock-soil instability and slumping are easily caused by long-term wild rainstorm, so that casualties and property loss easily occur in scenic spots, and flood control and slumping prevention measures are required for the ecological landscape.
But the ecological landscape protective structure of flood control collapse in the existing market is not only complicated in structure, but also single in function, and in the existing ecological landscape protective structure technology, the ecological landscape protective structure is inconvenient to splice and use in the use process, and simultaneously, the ecological landscape protective structure is inconvenient to support due to different terrain everywhere.
Disclosure of Invention
The invention aims to provide a flood-control and collapse-control ecological landscape protection structure to solve the problems in the background technology.
The purpose of the invention can be realized by the following technical scheme:
an ecological landscape protection structure for flood control and collapse prevention comprises a protection plate, a clamping block, a clamping groove, a support component, a positioning hole, a through hole, a positioning pin, an annular groove, a limiting plate, a reset spring and a pull ring, a clamping block is fixedly arranged at one end of the protection plate, positioning holes are correspondingly formed at the two ends of the clamping block, the protection plate is fixedly provided with a clamping groove at the opposite end of the clamping block, the two ends of the outer side of the clamping groove are correspondingly provided with through holes, and the through hole and the locating hole are located on the same horizontal plane, two locating pins are arranged in the through hole, the two locating pins are exposed out of the outer side end of the locating pin and are fixedly provided with pull rings, the two through holes are all inwards concave around to form annular grooves, the two annular grooves are internally provided with limiting plates far away from the pull ring ends, the two annular grooves are internally provided with reset springs, and the middle part of the surface of one side of the protection plate is provided with a supporting component.
As a further scheme of the invention: the support assembly comprises a fixed plate, a moving groove, a fixed column, a moving column, a base, a second rotating shaft, a first fixed bolt, a mounting hole, a second fixed bolt, a second threaded hole and a first threaded hole, the fixed plate is fixedly mounted in the middle of one side plate surface of the protection plate through welding, the fixed column is arranged on the outer side of the fixed plate and connected with the fixed plate through the first rotating shaft, the moving groove is formed in the outer side of the fixed plate, the first fixed bolt is arranged in the moving groove, the first threaded hole is formed in the fixed column close to the end of the moving groove and matched with the first fixed bolt, the moving column is sleeved on the outer side of the bottom end of the fixed column, the mounting hole is formed in one side of the top of the moving column, the second fixed bolt is arranged in the mounting hole, and a plurality of second threaded holes are formed in, and the second threaded hole is matched with the second fixing bolt, the bottom of the movable column is provided with a base, and the base is connected with the bottom of the movable column through a second rotating shaft.
As a further scheme of the invention: reinforcing ribs are arranged on the periphery of the outer side of the protection plate.
As a further scheme of the invention: when the clamping block is matched with the clamping groove, the positioning hole corresponds to the through hole.
As a further scheme of the invention: the rubber sleeve is sleeved on the outer side of the pull ring, and the pull ring is bonded with the rubber sleeve through a super glue.
As a further scheme of the invention: the anti-skid device is characterized in that an anti-skid pad is fixedly mounted at the bottom of the base, and anti-skid lines are arranged at the bottom of the anti-skid pad.
As a further scheme of the invention: the locating pin runs through limiting plate and reset spring, and limiting plate and locating pin fixed connection, reset spring one end supports the limiting plate, and the reset spring other end supports the ring channel inner wall.
The invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use, the protection plates are placed at flood control and collapse prevention positions of ecological landscape, when the protection plates are matched for use, the fixture blocks of the two protection plates are matched with the clamping grooves, the pull ring is pulled to move the positioning pin, the limiting plate compresses the return spring at the moment, after the fixture blocks are matched with the clamping grooves, the pull ring is loosened to enable the return spring to release elastic potential energy to act on the limiting plate to enable the positioning pin to reset and coincide with the positioning hole, so that the two protection plates are fixedly connected, the angle of the fixed column is adjusted according to different terrains, the position of the fixed column is fixed by matching the first fixing bolt with the first threaded hole, meanwhile, the position of the movable column is adjusted to enable the base to be in contact with the ground, the second fixing bolt is matched with the second threaded hole to fix the position of.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a fixing plate mounting structure according to the present invention;
FIG. 3 is an internal cross-sectional view of a card slot of the present invention;
FIG. 4 is a cross-sectional view of the interior of the support assembly of the present invention;
in the figure: 1. a protection plate; 2. a clamping block; 3. a card slot; 4. a support assembly; 41. a fixing plate; 42. a moving groove; 43. fixing a column; 44. moving the column; 45. a base; 46. a second rotating shaft; 47. a first rotating shaft; 48. a first fixing bolt; 49. mounting holes; 410. a second fixing bolt; 411. a second threaded hole; 412. a first threaded hole; 5. positioning holes; 6. a through hole; 7. positioning pins; 8. an annular groove; 9. a limiting plate; 10. a return spring; 11. and (4) a pull ring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figures 1-4, an ecological landscape protection structure for flood control and collapse control comprises a protection plate 1, a clamping block 2, a clamping groove 3, a support component 4, a positioning hole 5, a through hole 6, a positioning pin 7, an annular groove 8, a limiting plate 9, a reset spring 10 and a pull ring 11, wherein the clamping block 2 is fixedly installed at one end of the protection plate 1, reinforcing ribs are arranged on the periphery of the outer side of the protection plate 1, the strength of the protection plate 1 is better enhanced, the service life of the protection plate is prolonged, the positioning hole 5 is correspondingly arranged at both ends of the clamping block 2, the clamping groove 3 is fixedly installed at the opposite end of the protection plate 1 and the clamping block 2, the through hole 6 is correspondingly arranged at both ends of the outer side of the clamping groove 3, the through hole 6 and the positioning hole 5 are positioned on the same horizontal plane, when the clamping block 2, two locating pins 7 are exposed out of the outer side end of the locating pin 7 and are fixedly provided with pull rings 11, rubber sleeves are sleeved on the outer sides of the pull rings 11, the pull rings 11 are bonded with the rubber sleeves through strong glue, the friction force on the outer sides of the pull rings 11 is better improved, the operation of workers is convenient, the peripheries of the middle parts of the two through holes 6 are all inwards concave to form annular grooves 8, limiting plates 9 are arranged inside the two annular grooves 8 and far away from the ends of the pull rings 11, reset springs 10 are arranged inside the two annular grooves 8, the locating pin 7 penetrates through the limiting plates 9 and the reset springs 10, the limiting plates 9 are fixedly connected with the locating pins 7, one ends of the reset springs 10 abut against the limiting plates 9, the other ends of the reset springs 10 abut against the inner walls of the annular grooves 8, the locating pins 7 are better reset, a supporting assembly 4 is arranged in the middle, The protective plate comprises a base 45, a second rotating shaft 46, a first rotating shaft 47, a first fixing bolt 48, a mounting hole 49, a second fixing bolt 410, a second threaded hole 411 and a first threaded hole 412, wherein a fixed plate 41 is fixedly mounted in the middle of one side of the protective plate 1 through welding, a fixed column 43 is arranged on the outer side of the fixed plate 41, the fixed column 43 is connected with the fixed plate 41 through the first rotating shaft 47, a moving groove 42 is formed in the outer side of the fixed plate 41, the first fixing bolt 48 is arranged in the moving groove 42, the first threaded hole 412 is formed in the end, close to the moving groove 42, of the fixed column 43, the first threaded hole 412 is matched with the first fixing bolt 48, a moving column 44 is sleeved on the outer side of the bottom end of the fixed column 43, the mounting hole 49 is formed in one side of the top of the moving column 44, the second fixing bolt 410 is arranged in the, and second screw hole 411 and second fixing bolt 410 cooperation, remove the post 44 bottom and be provided with base 45, base 45 bottom fixed mounting has the slipmat, and the slipmat bottom is provided with anti-skidding line, and the antiskid nature of better reinforcing base 45 bottom is connected through second pivot 46 between base 45 and the removal post 44 bottom.
The working principle of the invention is as follows: when the protection plates 1 are placed at the flood control and collapse prevention positions of the ecological landscape and the protection plates 1 are matched for use, the clamping block 2 of the two protection plates 1 is matched with the clamping groove 3, the pull ring 11 is pulled to move the positioning pin 7, the limiting plate 9 compresses the return spring 10 at the moment, after the clamping block 2 is matched with the clamping groove 3, the pull ring 11 is loosened to enable the return spring 10 to release elastic potential energy to act on the limiting plate 9 to enable the positioning pin 7 to be reset and coincide with the positioning hole 5, so that the two protection plates 1 are fixedly connected, according to different terrains, the angle of the fixed column 43 is adjusted, the position of the fixed column 43 is fixed through the matching of the first fixed bolt 48 and the first threaded hole 412, meanwhile, the position of the movable column 44 is adjusted to enable the base 45 to be in contact with the ground, the second fixing bolt 410 is matched with the second threaded hole 411 to fix the position of the movable column 44, and the support component 4 is enabled to effectively support the protection plate 1 integrally.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The ecological landscape protection structure for flood control and collapse prevention is characterized by comprising a protection plate (1), a clamping block (2), a clamping groove (3), a supporting component (4), a positioning hole (5), a through hole (6), a positioning pin (7), an annular groove (8), a limiting plate (9), a reset spring (10) and a pull ring (11), wherein the clamping block (2) is fixedly installed at one end of the protection plate (1), the positioning hole (5) is correspondingly formed at the two ends of the clamping block (2), the clamping groove (3) is fixedly installed at the opposite end of the protection plate (1) and the clamping block (2), the through hole (6) is correspondingly formed at the two ends of the outer side of the clamping groove (3), the through hole (6) and the positioning hole (5) are located on the same horizontal plane, the positioning pin (7) is arranged inside the through hole (6), and the pull ring (11) is fixedly installed at, two equal indent forms ring channel (8) all around in through-hole (6) middle part, two ring channel (8) are inside to be kept away from pull ring (11) end and all to be provided with limiting plate (9), two ring channel (8) are inside all to be provided with reset spring (10), guard plate (1) one side face middle part is provided with supporting component (4).
2. The flood control and collapse prevention ecological landscape protection structure according to claim 1, wherein the support assembly (4) comprises a fixing plate (41), a moving groove (42), a fixing column (43), a moving column (44), a base (45), a second rotating shaft (46), a first rotating shaft (47), a first fixing bolt (48), a mounting hole (49), a second fixing bolt (410), a second threaded hole (411) and a first threaded hole (412), the fixing plate (41) is fixedly mounted in the middle of one side plate surface of the protection plate (1) through welding, the fixing column (43) is arranged on the outer side of the fixing plate (41), the fixing column (43) is connected with the fixing plate (41) through the first rotating shaft (47), the moving groove (42) is formed on the outer side of the fixing plate (41), and the first fixing bolt (48) is arranged inside the moving groove (42), the fixing column (43) is close to the end of the moving groove (42) and is provided with a first threaded hole (412), the first threaded hole (412) is matched with a first fixing bolt (48), the outer side of the bottom end of the fixing column (43) is sleeved with a moving column (44), one side of the top of the moving column (44) is provided with a mounting hole (49), a second fixing bolt (410) is arranged in the mounting hole (49), a plurality of second threaded holes (411) are formed in the outer side of the fixing column (43) and the corresponding position of the mounting hole (49) along the length direction at equal intervals, the second threaded holes (411) are matched with the second fixing bolt (410), the bottom of the moving column (44) is provided with a base (45), and the base (45) is connected with the bottom of the moving column (44) through a second rotating shaft (46).
3. The ecological landscape protection structure for flood control and collapse prevention according to claim 1, wherein reinforcing ribs are arranged around the outer side of the protection plate (1).
4. The ecological landscape protecting structure for flood control and collapse prevention according to claim 1, wherein when the clamping block (2) is matched with the clamping groove (3), the positioning hole (5) corresponds to the through hole (6).
5. The ecological landscape protecting structure for flood control and collapse prevention according to claim 1, wherein a rubber sleeve is sleeved outside the pull ring (11), and the pull ring (11) is bonded with the rubber sleeve through a strong glue.
6. The ecological landscape protecting structure for flood control and collapse prevention according to claim 2, wherein a non-slip mat is fixedly installed at the bottom of the base (45), and non-slip lines are arranged at the bottom of the non-slip mat.
7. The flood and collapse prevention ecological landscape protection structure according to claim 1, wherein the positioning pin (7) penetrates through the limiting plate (9) and the return spring (10), the limiting plate (9) is fixedly connected with the positioning pin (7), one end of the return spring (10) abuts against the limiting plate (9), and the other end of the return spring (10) abuts against the inner wall of the annular groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911029217.4A CN110714440A (en) | 2019-10-28 | 2019-10-28 | Ecological landscape protective structure for flood control and collapse prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911029217.4A CN110714440A (en) | 2019-10-28 | 2019-10-28 | Ecological landscape protective structure for flood control and collapse prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110714440A true CN110714440A (en) | 2020-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911029217.4A Pending CN110714440A (en) | 2019-10-28 | 2019-10-28 | Ecological landscape protective structure for flood control and collapse prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110714440A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677091A (en) * | 2020-06-09 | 2020-09-18 | 杨国丽 | Assembled fixing device is used in construction of municipal works drainage open channel |
| CN112095655A (en) * | 2020-09-21 | 2020-12-18 | 韩春祥 | Building soil retaining plate based on multi-angle three-dimensional splicing and splicing method thereof |
| CN112681223A (en) * | 2020-12-23 | 2021-04-20 | 胡铁山 | A water retaining device for hydraulic engineering construction |
| CN116591105A (en) * | 2023-07-17 | 2023-08-15 | 云扬八方工程有限公司 | Flood control structure for entrance of ground warehouse |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205348962U (en) * | 2016-02-14 | 2016-06-29 | 国家电网公司 | Novel safe electric power rail |
| CN106436640A (en) * | 2016-11-03 | 2017-02-22 | 广州市婵昕生物科技有限责任公司 | Easy-assembly flood control baffle plate for water conservancy and hydropower |
| CN107269026A (en) * | 2017-06-09 | 2017-10-20 | 周庆川 | Many strut type building supports |
| CN206667174U (en) * | 2017-07-14 | 2017-11-24 | 温州市瓯飞经济开发投资有限公司 | A kind of safeguard structure for engineering of being passed the flood period for flood control |
| CN207567718U (en) * | 2017-11-18 | 2018-07-03 | 文壮强 | A kind of light flexible flood protection device of hydraulic engineering |
| CN208184255U (en) * | 2018-03-07 | 2018-12-04 | 刘玉云 | A kind of construction protective net being easily installed |
| CN208227893U (en) * | 2018-03-27 | 2018-12-14 | 屠瑞佳 | A kind of recyclable dungarunga support device in gardens |
| CN109469271A (en) * | 2019-01-07 | 2019-03-15 | 江苏国伟兴塑胶科技有限公司 | A kind of scalable intake type sunlight board awning |
| CN208633054U (en) * | 2018-08-01 | 2019-03-22 | 宜兴市恒川景观有限公司 | A kind of rigid anti-flood wall convenient for adjusting angle |
-
2019
- 2019-10-28 CN CN201911029217.4A patent/CN110714440A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205348962U (en) * | 2016-02-14 | 2016-06-29 | 国家电网公司 | Novel safe electric power rail |
| CN106436640A (en) * | 2016-11-03 | 2017-02-22 | 广州市婵昕生物科技有限责任公司 | Easy-assembly flood control baffle plate for water conservancy and hydropower |
| CN107269026A (en) * | 2017-06-09 | 2017-10-20 | 周庆川 | Many strut type building supports |
| CN206667174U (en) * | 2017-07-14 | 2017-11-24 | 温州市瓯飞经济开发投资有限公司 | A kind of safeguard structure for engineering of being passed the flood period for flood control |
| CN207567718U (en) * | 2017-11-18 | 2018-07-03 | 文壮强 | A kind of light flexible flood protection device of hydraulic engineering |
| CN208184255U (en) * | 2018-03-07 | 2018-12-04 | 刘玉云 | A kind of construction protective net being easily installed |
| CN208227893U (en) * | 2018-03-27 | 2018-12-14 | 屠瑞佳 | A kind of recyclable dungarunga support device in gardens |
| CN208633054U (en) * | 2018-08-01 | 2019-03-22 | 宜兴市恒川景观有限公司 | A kind of rigid anti-flood wall convenient for adjusting angle |
| CN109469271A (en) * | 2019-01-07 | 2019-03-15 | 江苏国伟兴塑胶科技有限公司 | A kind of scalable intake type sunlight board awning |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111677091A (en) * | 2020-06-09 | 2020-09-18 | 杨国丽 | Assembled fixing device is used in construction of municipal works drainage open channel |
| CN112095655A (en) * | 2020-09-21 | 2020-12-18 | 韩春祥 | Building soil retaining plate based on multi-angle three-dimensional splicing and splicing method thereof |
| CN112681223A (en) * | 2020-12-23 | 2021-04-20 | 胡铁山 | A water retaining device for hydraulic engineering construction |
| CN116591105A (en) * | 2023-07-17 | 2023-08-15 | 云扬八方工程有限公司 | Flood control structure for entrance of ground warehouse |
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Application publication date: 20200121 |
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