WO2014193212A1 - Multifunctional system of concrete blocks in polypod form - Google Patents
Multifunctional system of concrete blocks in polypod form Download PDFInfo
- Publication number
- WO2014193212A1 WO2014193212A1 PCT/MX2013/000091 MX2013000091W WO2014193212A1 WO 2014193212 A1 WO2014193212 A1 WO 2014193212A1 MX 2013000091 W MX2013000091 W MX 2013000091W WO 2014193212 A1 WO2014193212 A1 WO 2014193212A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polypod
- block
- shape
- shaped concrete
- concrete blocks
- Prior art date
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Classifications
-
- 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
- E02B3/129—Polyhedrons, tetrapods or similar bodies, whether or not threaded on strings
Definitions
- the present invention relates to the technical field of preformed blocks for hydraulic engineering applications, specifically refers to a multifunctional system of concrete blocks of polypod shape, to protect slopes, riverbanks, and similar applications, and a mold for the elaboration of such concrete blocks in the shape of a polypod.
- the multifunctional system of polypod-shaped concrete blocks to protect slopes is characterized by being placed on slopes with different configurations and giving high k d stability coefficients, where the preferred configuration is the mono-layer.
- the multifunctional system of polypod-shaped concrete blocks to prevent erosion on river banks is also characterized by being formed by the same polypod-shaped concrete blocks of the multi-functional system of polypod-shaped concrete blocks to protect slopes. , with specific functions.
- the preformed Polypod-type blocks that have been most successful worldwide are the following: Accropode in 1979, according to Spanish patent ES488536; Accropode in 1989, according to French patent FR2647135; the AJacks, in 1991, according to the Spanish patent ES2118773; Accropode in 1995, according to French patent FR2734292; Dolos in 1995, according to US patent US5441362; the Ecopode in 1996, according to Mexican patent MX9703058; Dolos in 1997, according to US patent US5620280; Accropode II, in 1999, according to Spanish patent ES2190405; the Xbloc in 2002, according to Mexican patent MXPA05000975; Core-Loc II in 2005, according to US patent US7976763; Cubipod in 2005, according to Spanish patent ES2264906 .; the A-Jacks in 2007, according to Mexican patent MX-2009009426; and, the Cubipod in 2007, according to Mexican patent MX2010002575.
- the preformed Accropode, Ecopode and Acropode II blocks are six-pointed or leg-shaped polypods, composed of two anvil-shaped parts joined in a central section, where from each anvil two extreme ends come off, to form a kind of "X", from which two points come out in the normal direction of the center of their front faces of the main block. Some of its edges are chamfering at 45 °.
- the Xbloc preformed blocks are also a six-pointed polypod, with a spatial arrangement similar to the preformed Ecopode and Acropode II blocks.
- the Xbloc preformed blocks have an "X" in the same plane with four points, which are narrower than those of the Ecopode and Acropode II blocks. They also have a cubic polyhedron, each one arranged normally on each of the faces of the "X" plane. All edges of this preformed block have right angles.
- their basic dimensions "D” and height "H" are identical, that is, they are inscribed in a virtual cube.
- Acropode II preformed blocks Its performance is similar to that achieved by Acropode II preformed blocks, with the advantage that when using preformed blocks of equal D and H than Acropode II, they use a smaller volume of preformed block to achieve the same performance in stability coefficient k d .
- the preformed A-Jacks blocks according to Spanish patents ES2118773 and Mexican patent MX-2009009426, and commercial information of the company that sells these preformed blocks, are preferably applied on the riverbank, to prevent erosion, and to a lesser extent measure are applied for slope protection. Its design is also a six-pointed polypod, where they are identical, and which start from a rectangular polyhedral core.
- the present invention solves these problems, by designing, developing and producing a multifunctional system of concrete blocks in the shape of a polypod, to protect slopes, riverbanks, and similar applications, and a mold for the preparation of such concrete blocks in shape. of polypod, with notable differences in performance. For example, it was possible to achieve values of stability coefficients Ka greater than the best preformed blocks hitherto patented and existing in the world market. Its design was based on increasing the height ratio "H" with the base "D", which breaks an inertia of more than thirty years, to develop preformed blocks where "H" and "D" are identical.
- the present invention relates to a multifunctional system of concrete blocks in the shape of a polypod (1), to protect slopes, riverbanks, and similar applications, and a mold (2) for the production of such concrete blocks in the form of polypod (1 1).
- the multifunctional system of concrete blocks in the shape of a polypod to protect slopes (1T) is characterized by being placed on slopes with different configurations and giving high k d stability coefficients, where the preferred configuration is the mono-layer. High values of stability coefficient k d are achieved by the shape, weight and functions of each concrete block of polypod shape (11). Table 1 describes examples of the performance of the multifunctional system of polypod-shaped concrete blocks (1), in laboratory tests.
- Table 1 Examples of performance of the multifunctional system of concrete blocks of polypod shape.
- the multifunctional system of polypod-shaped concrete blocks to prevent erosion on river banks (1 R), is also characterized by being formed by the same polypod-shaped concrete blocks (1 1) of the multifunctional block system of Polypod shaped concrete to protect slopes (1T), with specific functions.
- Both the multifunctional system of concrete blocks in the form of a polypod to protect slopes (1T) and the multifunctional system of concrete blocks in the form of polypod to prevent erosion on river banks (1 R), can have a polymeric coating (RP ) covering the entire surface (S) of each polypod-shaped concrete block (1 1).
- This coating Polymeric (RP) has the following functions: increase the durability of the polypod-shaped concrete block (11) in a marine environment; and, give neutral pH to the surface (S) of the polypod-shaped concrete block (11); providing a place where food chains can be started from their plant and animal population. This favors the initiation of vegetable and animal food chains.
- Each polypod-shaped concrete block (11) is characterized by being composed of the following functional parts: a flat block (12), two truncated square pyramids (123) and 45 ° chamfered edges (11 A).
- the flat block (12) is composed of a square block (121) and four square ends ending at an angle of 90 ° (122), which start from each corner of the square block (121 E).
- the flat block (12) is characterized in that it has a thickness of 0.39 H, where H is the length that exists between the planes formed by the upper side of the truncated square pyramid (123S).
- the square block (121) is characterized by having a side of 0.61 D, where D is the length between the vertices of two square ends angled at 90 ° (122) adjacent.
- the length H is characterized by being greater than the length D, and where the length D can vary from 0.6 to 1.0 times the distance H.
- the flat block (12) of the multifunctional system of concrete blocks of polypod shape to protect slopes (1T) and of the multifunctional system of concrete blocks form pol ⁇ podo slopes to protect and promote the initiation of vegetable and animal food chains (1T rp) has the following functions: confer most of the weight concrete block form pol ⁇ podo (11); dissipate the greatest amount of energy from the waves when they fall on the multifunctional concrete block system in the shape of a polypod (1).
- the flat block (12) of the multifunctional system of polypod-shaped concrete blocks to prevent erosion on river banks (1 R) and the multifunctional system of polypod-shaped concrete blocks to prevent erosion on river banks and propitiate the initiation of vegetable and animal food chains (1 Rrp), has the following functions: to confer most of the weight to the polypod-shaped concrete block (11); and, considerably reduce the speed of the river current when passing over the multifunctional system of concrete blocks shaped like a polypod (1).
- the two truncated square pyramids (123), which also form an integral part of the polypod-shaped concrete block (11), are arranged on the front faces of the square block (121 F).
- Truncated square pyramids (123) are characterized by having a height of 0.305 H, a base of 0.305 H on the side, and an upper face of 0.20 H on the side.
- the two truncated square pyramids (123) of the multifunctional polyblock-shaped concrete block system to protect slopes (1T) and the multifunctional polypod-shaped concrete block system to protect slopes and promote the initiation of vegetable and animal food chains (1T rp ) have the following functions: to be support on the slope, giving a low center of gravity to the polypod-shaped concrete block (11) when placed on the slope, which provides great stability in the face of the onslaught of waves; contribute to dissipate the energy of the waves when they fall on the multifunctional system of concrete blocks in the shape of a polypod (1); be supported by other adjacent polypod-shaped concrete blocks (11), and be able to form the multi-functional system of polypod-shaped concrete blocks (1); and, promote locking with other concrete blocks in the form of contiguous polypod (1 1), and be able to form
- the two truncated square pyramids (123) of the multifunctional polyblock-shaped concrete block system to prevent erosion on river banks (1 R) and the multi-functional polypod-shaped concrete block system to prevent erosion on riverbank of rivers and promote the initiation of vegetable and animal food chains (1 R rp ), have the following functions: to be support on the riverbank, giving a center of gravity under the concrete block of polypod shape (11) when placed on the river bank, which provides great stability to the passage of the river's water flow over the multifunctional system of polypod-shaped concrete blocks (1); contribute to decrease the speed of the river current by passing over the multifunctional system of concrete blocks in the shape of a polypod (1); be supported by other adjacent polypod-shaped concrete blocks (11), and be able to form the multi-functional system of polypod-shaped concrete blocks (1); and, promote locking with other adjacent polypod-shaped concrete blocks (11), and be able to form the multi-functional system of polypod-shaped concrete blocks (1).
- Chamfered edges at 45 ° (11A) are located at the junction of the planes of the front faces of the flat block (12F) with the planes of the lateral faces of the flat block (12L), and at the junction of the two planes Side faces of the truncated square pyramids (123L) adjoining.
- the 45 ° (1 1A) chamfered edges of the multi-functional polypod-shaped concrete block system to protect slopes (1T) and the multi-functional polypod-shaped concrete block system to protect slopes and encourage the initiation of vegetable food chains and animals (1T rp ) have the following functions: considerably reduce the turbulent flow of water that occurs when the waves fall on each concrete block in the shape of a polypod (1 1); and, to be a support point of each concrete block in the shape of a polypod (11) on the slope.
- the chamfered edges at 45 ° (11 A) of the multifunctional system of concrete blocks in the shape of a polypod to prevent erosion on river banks (1 R) and the multifunctional system of concrete blocks in the shape of a polypod to prevent erosion in river banks and promote the initiation of vegetable and animal food chains (1 Rr p ), have the following functions: to promote a laminar flow of the river that passes over each concrete block in the shape of a polypod (11); and, to be a support point for each concrete block in the shape of a polypod (11) on the riverbank.
- the polymeric coating (RP) covering the entire surface (S) of the polypod-shaped concrete block (11), of the multi-functional system of polypod-shaped concrete blocks to prevent erosion on river banks (1 R) and promote the initiation of vegetable and animal food chains, is characterized by having in its composition recycled polymers, preferably polystyrenes.
- the polymeric coating (RP) has the following functions: to increase the durability of the polypod-shaped concrete block (11) in a marine environment; and, give neutral pH to the surface (S) of the polypod-shaped concrete block (1 1); providing a place where food chains can be started from their plant and animal population.
- the mold (2) for making the polypod-shaped concrete block (11) is characterized by being composed of two metal walls (21) that join to form a cavity with the outer shape of the concrete-shaped concrete block.
- polypod (11) with an opening in its upper part that allows the emptying, vibrating and setting of the concrete; where these metal walls also allow an easy and safe demoulding of the polypod-shaped concrete block (11).
- Figure 1 shows a concrete block in the shape of a polypod (11), its two square truncated pyramids (123), its square block (121), its four square ends angled at 90 ° (122), and its edges chamfered at 45 ° (11A);
- Figure 2 corresponds to a multifunctional system of concrete blocks in the shape of a polypod (1), in its multiple functions: a multifunctional system of concrete blocks in the shape of a polypod to protect slopes (1T), a multifunctional system of concrete blocks with a polypod shape to prevent erosion on river banks (1 R), a multifunctional system of concrete blocks in the shape of a polypod to protect slopes and promote the initiation of vegetable and animal food chains (1T rp ) and a multifunctional system of Polypod-shaped concrete blocks to prevent erosion on river banks and encourage the initiation of plant and animal food chains (1 Rrp);
- Figure 3 shows how a concrete block in the shape of
- the preferred embodiment of the present invention consists of a multifunctional system of polypod-shaped concrete blocks to protect slopes (1T), a multifunctional system of polypod-shaped concrete blocks to prevent erosion on river banks and promote initiation. of vegetable and animal food chains (1 R rp ), and of a mold (2) for the elaboration of such concrete blocks in the shape of a polypod (1).
- the multifunctional system of concrete blocks of polypod shape to protect slopes (1T) is characterized by being placed on slopes in a mono-layer configuration and giving stability coefficients k d with a value of 18 for a slope slope of 2: 1 , a value of 17 for a slope slope of 1.5: 1 and a value of 16 for a slope slope of 1.33: 1, where these values depend on the height of the wave.
- High values of stability coefficient k d are achieved by the shape, weight and functions of each concrete block of polypod shape (11).
- Each polypod-shaped concrete block (1 1) is characterized by being composed of the following functional parts: a flat block (12), two truncated square pyramids (123) and 45 ° chamfered edges (11 A).
- the flat block (12) is composed of a square block (121) and four square ends ending at an angle of 90 ° (122), which start from each corner of the square block (121 E).
- the flat block (12) is characterized in that it has a thickness of 0.39 H, where H is the length that exists between the planes formed by the upper truncated square pyramid face (123S).
- the square block (121) is characterized by having a side of 0.61 D, where D is the length between the vertices of two square ends angled at 90 ° (122) adjacent.
- the distance length H is characterized by being greater than the length D, and where the length D can vary from 0.6 to 1.0 times the distance H.
- the flat block (12) of the multi-functional polypod-shaped concrete block system for protecting slopes (1T) has the following functions: conferring most of the weight to the polypod-shaped concrete block (11); dissipate the greatest amount of energy from the waves when they fall on the multifunctional concrete block system in the shape of a polypod (1).
- the flat block (12) of the multifunctional system of polypod-shaped concrete blocks to prevent erosion in river banks and promote the initiation of vegetable and animal food chains (1 Rrp), has the following functions: confer most of the weight to the concrete block in the shape of a polypod (11); and, considerably decrease the speed of the river current when passing over the multifunctional system of polypod-shaped concrete blocks (1).
- Truncated square pyramids (123) are characterized by having a height of 0.305 H, a base of 0.305 H on the side, and an upper face of 0.20 H on the side.
- the two truncated square pyramids (123) of the multi-functional polypod-shaped concrete block system to protect slopes (1T) have the following functions: to be support on the slope, giving a low center of gravity to the polypod-shaped concrete block (1) when placed on the slope, which provides great stability against the onslaught of the waves; contribute to dissipate the energy of the waves when they fall on the multifunctional system of concrete blocks in the shape of a polypod (1); be supported by other adjacent polypod-shaped concrete blocks (11), and be able to form the multi-functional system of polypod-shaped concrete blocks (1); and, promote locking with other adjacent polypod-shaped concrete blocks (11), and be able to form the multi-functional system of polypod-shaped concrete blocks (1).
- the chamfered edges at 45 ° (11 A) are located at the junction of the planes of the front faces of the flat block (12F) with the planes of the lateral faces of the flat block (12L), and at the junction of the planes of two side faces of the truncated square pyramids (123L) adjacent.
- the 45 ° (11 A) chamfered edges of the multi-functional polypod-shaped concrete block system to protect slopes (1T) have the following functions: considerably reduce the turbulent flow of water that occurs when waves fall on each block of polypod-shaped concrete (11); and, to be a support point of each concrete block in the shape of a polypod (11) on the slope.
- the chamfered edges at 45 ° (1 1 A) of the multifunctional system of concrete blocks in the shape of a polypod to prevent erosion on river banks' and promote the initiation of vegetable and animal food chains (1 R rp ), have the functions following: promote a laminar flow of the river that passes over each concrete block in the shape of a polypod (11); and, be a foothold of each concrete block in the shape of a polypod (1) on the riverbank.
- the polymeric coating (RP) covering the entire surface (S) of the polypod-shaped concrete block (11), of the multi-functional system of polypod-shaped concrete blocks to prevent erosion on river banks (1 R) and promote the initiation of vegetable and animal food chains, is characterized by having in its composition recycled polymers, preferably polystyrenes.
- the polymeric coating (RP) has the following functions: to increase the durability of the polypod-shaped concrete block (11) in a marine environment; and, give neutral pH to the surface (S) of the polypod-shaped concrete block (1 1); providing a place where food chains can be started from their plant and animal population.
- the mold (2) for making the polypod-shaped concrete block (11) is characterized by being composed of two metal walls (21) that join to form a cavity with the outer shape of the concrete-shaped concrete block. polypod (11) with an opening in its upper part that allows the emptying, vibrating and setting of the concrete; where these metal walls also allow an easy and safe demoulding of the polypod-shaped concrete block (11).
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR112015030014-6A BR112015030014B1 (en) | 2013-05-30 | 2013-07-17 | MULTIFUNCTIONAL SYSTEM OF CONCRETE BLOCKS AND MOLD TO PREPARE CONCRETE BLOCK |
CU2015000166A CU24552B1 (en) | 2013-05-30 | 2013-07-17 | MULTIFUNCTIONAL SYSTEM OF POLYPOD-SHAPED CONCRETE BLOCKS |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MXMX/A/2013/006084 | 2013-05-30 | ||
MX2013006084A MX2013006084A (en) | 2013-05-30 | 2013-05-30 | Multifunctional system of concrete blocks in polypod form. |
Publications (1)
Publication Number | Publication Date |
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WO2014193212A1 true WO2014193212A1 (en) | 2014-12-04 |
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ID=51989150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/MX2013/000091 WO2014193212A1 (en) | 2013-05-30 | 2013-07-17 | Multifunctional system of concrete blocks in polypod form |
Country Status (4)
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BR (1) | BR112015030014B1 (en) |
CU (1) | CU24552B1 (en) |
MX (1) | MX2013006084A (en) |
WO (1) | WO2014193212A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017010580A1 (en) * | 2015-07-13 | 2017-01-19 | 한국해양과학기술원 | Wave dissipation block against high waves |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3582034A (en) * | 1969-01-06 | 1971-06-01 | Yoshiro Tsuzuki | Mold for casting a breakwater concrete block |
ES488536A1 (en) * | 1979-02-14 | 1980-10-01 | Grenobloise Etude Appl | Artificial block for maritime and fluvial structures |
SU1231111A1 (en) * | 1984-11-11 | 1986-05-15 | Предприятие П/Я Р-6646 | Assembled shaped block |
US20020132539A1 (en) * | 2000-11-09 | 2002-09-19 | Smith Dennis G. | Ribbed module for wave energy dispersion |
WO2004009910A2 (en) * | 2002-07-24 | 2004-01-29 | Hbg Civiel B.V. | Protective element for a breakwater or wave-retarding construction |
US20060260188A1 (en) * | 2004-06-15 | 2006-11-23 | Seinan Industry Corporation | Vegetation block and outer layer body for the same |
US20080298894A1 (en) * | 2005-07-15 | 2008-12-04 | Koninklijke Bam Groep N.V. | Wave Protection Structure, Method For Producing A Toe Element For A Wave Protection Structure, And Method For Producing A Wave Protection Structure |
EP2325396A1 (en) * | 2009-11-24 | 2011-05-25 | Reportex | Block for the protection of maritime and/or fluviale works, and structure for the protection of maritime and/or fluvial works comprising a plurality of such blocks |
-
2013
- 2013-05-30 MX MX2013006084A patent/MX2013006084A/en unknown
- 2013-07-17 CU CU2015000166A patent/CU24552B1/en unknown
- 2013-07-17 WO PCT/MX2013/000091 patent/WO2014193212A1/en active Application Filing
- 2013-07-17 BR BR112015030014-6A patent/BR112015030014B1/en active IP Right Grant
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3582034A (en) * | 1969-01-06 | 1971-06-01 | Yoshiro Tsuzuki | Mold for casting a breakwater concrete block |
ES488536A1 (en) * | 1979-02-14 | 1980-10-01 | Grenobloise Etude Appl | Artificial block for maritime and fluvial structures |
SU1231111A1 (en) * | 1984-11-11 | 1986-05-15 | Предприятие П/Я Р-6646 | Assembled shaped block |
US20020132539A1 (en) * | 2000-11-09 | 2002-09-19 | Smith Dennis G. | Ribbed module for wave energy dispersion |
WO2004009910A2 (en) * | 2002-07-24 | 2004-01-29 | Hbg Civiel B.V. | Protective element for a breakwater or wave-retarding construction |
US20060260188A1 (en) * | 2004-06-15 | 2006-11-23 | Seinan Industry Corporation | Vegetation block and outer layer body for the same |
US20080298894A1 (en) * | 2005-07-15 | 2008-12-04 | Koninklijke Bam Groep N.V. | Wave Protection Structure, Method For Producing A Toe Element For A Wave Protection Structure, And Method For Producing A Wave Protection Structure |
EP2325396A1 (en) * | 2009-11-24 | 2011-05-25 | Reportex | Block for the protection of maritime and/or fluviale works, and structure for the protection of maritime and/or fluvial works comprising a plurality of such blocks |
Non-Patent Citations (1)
Title |
---|
DATABASE WPI Week 198702, Derwent World Patents Index; Class Q42, AN 1987-013228 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017010580A1 (en) * | 2015-07-13 | 2017-01-19 | 한국해양과학기술원 | Wave dissipation block against high waves |
Also Published As
Publication number | Publication date |
---|---|
CU20150166A7 (en) | 2016-04-25 |
BR112015030014A2 (en) | 2017-07-25 |
MX2013006084A (en) | 2014-10-03 |
BR112015030014B1 (en) | 2022-02-08 |
CU24552B1 (en) | 2021-11-04 |
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