HIGHLY ELASTIC INORGANIC FILLER FOR REPAIRING AND REINFORCING CRACKED REGION TO ENABLE FORMATION OF WATERPROOFING COATING IN PAINTING OF CONCRETE BUILDING EXTERIOR WALL, AND A METHOD FOR REPAIRING AND REINFORCING CRACKED REGION BY USING SAME
The present invention relates to a highly elastic inorganic filler for repairing and reinforcing a cracked region and a method for repairing and reinforcing a cracked region by using same, wherein the highly elastic inorganic filler can be efficiently used especially in a cracked region mainly generated on a building wall surface or a road surface, and can be used to form a waterproofing coating at the time of painting concrete building exterior walls to thereby make it possible to provide a clean appearance in cases of exterior painting and avoid as much as possible the inconvenience of frequent repairs. The reinforcement of the cracked region is attained by not only selectively employing a reinforcing unit provided in the present application but also applying, to the cracked region, a highly elastic inorganic filler formed by mixing: any one powder selected from a stone powder, a calcium carbonate powder, Portland cement, calcium sulfoaluminate-based cement, and blast furnace cement, which have a particle size of 100-200 mesh; a main material part resulting from the mixing of 45-55 wt% of ethylene vinyl acetate, 20-30 wt% of a diluent, 15-25 wt% of distilled water, 1-5 wt% of polyurethane, 1-5 wt% of rosin or rosin ester, and 0.05-0.3 wt% of a pH adjuster; and a setting accelerator, at a weight ratio of 1:0.4-0.6: 0.1-0.2.
C04B 41/50 - Coating or impregnating with inorganic materials
E04G 23/02 - Repairing, e.g. filling cracksRestoringAlteringEnlarging
2.
MULTI-WALL CONSTRUCTION SUPPORTING PILES USED IN CONSTRUCTION OF PORTS, RIVERS, DAMS, AND CONCRETE BUILDINGS THAT CAN PREVENT INFLOW OF SOIL AND WATER, AND MULTI-WALL CONSTRUCTION METHOD USING SAME SUPPORTING PILES
The present invention relates to a construction method of multi-walls for construction of ports, rivers, dams, and concrete buildings which can prevent inflow of soil and water, while securing the function of bracing or coffering carried out for the construction of ports, rivers, dams, and concrete buildings, and to a building structure using the multi-walls. The method comprises: an inner plate inserting groove punching step (S100) of punching inner plate inserting grooves (20), into which inner plates (11) of supporting piles (10) are inserted, by a drill at regular intervals throughout the whole construction site such that the inner plate inserting grooves (20) face each other; an outer plate inserting groove punching step (S200) of punching outer plate inserting grooves (30), into which outer plates (12) of the supporting piles (10) are inserted, by the drill at regular intervals throughout the whole construction site such that the outer plate inserting grooves (30) are punched on the outer circumference so as to be spaced apart from the inner plate inserting grooves (20) by a predetermined distance; a mold forming step (S300) of, when punching of the inner plate inserting grooves (20) and the outer plate inserting grooves (30) is completed, arranging the inner plates (11) of the supporting piles to be located in the inner plate inserting grooves (20) by using a pile driver, arranging the outer plates (12) of the supporting piles on the other side to be located in the outer plate inserting grooves (30), and then fixing the supporting piles so as to form a mold (40); a waterproof sheet inserting step (S400) of inserting a waterproof sheet (50) capable of securing watertightness into the mold (40) formed by the supporting piles (10); a three-dimensional rebar structure fixing step (S500) of, after inserting the waterproof sheet (50), inserting and fixing a three-dimensional rebar structure (70) which is the same size or a similar size as the size of the mold (40) so as to secure rigidity against any one filler (60) selected from among concrete and grout to be deposited inside the mold; a filler filling step (S600) of, after fixing the three-dimensional rebar structure (70), depositing and filling any one filler (60) selected from among concrete and grout; a supporting pile withdrawing step (S700) of, after depositing and filling the filler (60), performing curing for a predetermined time period and withdrawing, by a pile drawer, the supporting piles (10) fixed to the outer surface of multi-walls of which curing is completed; and a periphery refining step (S800) of, after withdrawing the supporting piles (10), refining the periphery for follow-up processes.
E02D 17/04 - Bordering or stiffening the sides of foundation pits
E02D 17/08 - Bordering or stiffening the sides of ditches or narrow shafts for foundations
E02D 19/16 - Restraining of underground water by damming or interrupting the passage of underground water by placing or applying sealing substances
E02D 31/02 - Protective arrangements for foundations or foundation structuresGround foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
3.
CROSSWALK WITH IMPROVED VISIBILITY AND CONSTRUCTION COSTS
The present invention relates to a crosswalk with improved visibility and construction costs, the crosswalk capable of preventing accidents by enabling a vehicle driver to quickly check a location of the crosswalk and simultaneously, remarkably reducing all expenses required to construct the crosswalk, and obtaining an effect of promoting a local government by inserting information or an advertising slogan, and a crosswalk (1) comprising: indication units (10) coated with reflective paint so as to indicate an existence of the crosswalk (1); and stop lines (20), wherein the indication units (10) have first rectangular-shaped indication units (11) and second indication units (12), which are coated and connected with the first indication units (11) at a width of one third to one half of a width of the first indication units (11), wherein the first indication units and the second indication units (12) are consecutively coated at constant intervals.
E01F 9/518 - Road surface markingsKerbs or road edgings, specially adapted for alerting road users characterised by the road surface marking material, e.g. comprising additives for improving friction or reflectivityMethods of forming, installing or applying markings in, on or to road surfaces formed in situ, e.g. by painting, by casting into the road surface or by deforming the road surface
4.
PACKER ASSEMBLY FOR REPAIRING CRACKS OF CONCRETE STRUCTURES AND METHOD FOR REPAIRING CRACKS USING SAME
The present invention relates to a packer assembly for repairing cracks of concrete structures, and a method for repairing cracks using same, the packer assembly providing high-powered adhesiveness between repairing material for repairing cracks injected into a bored hole and an existing concrete structure, thereby not only eliminating the paradox of having to perform additional repair work on a repair, but also preventing the repairing material from spurting out through an interstial space. The method comprises: (S100) a hole boring step of boring, by using a drill, a portion around the clearance at which the crack is formed; (S200) a fine powder removing step of removing fine powder generated during a boring process, by opening a water or air opening/closing valve (140) in a state in which a packer (200), which is the end of the packer assembly (P), is inserted into the hole; (S300) a repairing material/hardening agent injecting step of simultaneously injecting the repairing material and a hardening agent into the hole (40) by opening a repairing material/hardening agent opening/closing valve (120) in a state in which the packer (200), which is the end of the packer assembly (P), is inserted after the fine powder generated in the hole is removed, and injecting the same in a state in which an ejection prevention means (170) of the packer assembly (P) comes in close contact with a wall surface so as to block ejection such that the repairing material and the hardening agent are not ejected to the peripheral clearance during the injection of the repairing material and the hardening agent; and (S400) a finishing step of finishing the surface of the crack when the repairing material/hardening agent is dried after the injection thereof.
E04G 23/02 - Repairing, e.g. filling cracksRestoringAlteringEnlarging
B05C 5/02 - Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work from an outlet device in contact, or almost in contact, with the work
The present invention is an improvement of Korean patent application no. 10-2015-0172429 which was filed by the applicant of the present application and relates to a paint scatter-proof cover for an airless spray gun having an air curtain generation member, which allows for air to be sprayed to the lower end frame of the scatter-proof cover to form an air curtain, thereby preventing scattering paints from being spread by the air curtain, and also allows for paints scattered after having collided on a coated surface to be coated by the air curtain. The present invention comprises: a scatter-proof cover (S) which is formed in a structure that is opened in any one direction, in which an operation space (32) having a shape protruded than an upper end surface (30) is configured on the upper end surface (30) in the direction opposite to the opened direction to allow easy operation in a state where a knob (20) for adjusting the spraying amount of a spray gun (10) is coupled to the scatter-proof cover (S), a mounting hole (31) for mounting and fixing the spray gun (10) is formed at the center of the operation space (32) so that a nozzle (11) portion of the spray gun (10) is inserted and firmly fixed thereinto, a fixture (50) is provided on one side of the mounting hole (31) to firmly fix the scatter-proof cover (S) and the spray gun (10), a side part (40) is configured on one side of the upper end surface (30) in a shape that is gradually enlarged as compared to the upper end surface (30) as progressing downwards, the lower end frame (60) of the side part (40) is formed in a rectangular shape so as to prevent scattering paints generated while performing painting work by moving the spray gun (10) in the up and down directions from being scattered to the outside, and the narrow upper and lower sections are configured to form a gentle curve; and an air curtain generation member (100) comprising at least one fitting connection (130) which is provided to allow the air generated from the outside to be injected into a ventilation tube (110), an air ventilation tube (110) having a structure in which the interior is formed in a tubular shape and both ends are connected with each other so that air can be ventilated, and a plurality of spray holes (120) which are formed on one side of the air ventilation tube (110) so that an air curtain (140) can be formed in the vicinity of the coating surface while air is simultaneously sprayed in the direction of the coating surface, wherein the air curtain generation member (100) is configured to have the same shape as the lower end frame (60) of the scatter-proof cover (S).
The present invention relates to a protection block for protecting an exposed waterproof sheet and a construction method for protecting the exposed waterproof sheet by using the protection block, which protect the exposed waterproof sheet, which is on rooftops or road surfaces constructed in an exposed manner, greatly influenced, in particular, by seasonal environments, so as to secure a long lifespan and simultaneously save human and material resources required for maintenance, the method comprising: a waterproof sheet surface cleaning step (S100) for removing, by air and water, various foreign materials attached to the surface of the exposed waterproof sheet (20); a gradient adjusting step (S200) for adjusting a gradient for the waterproof sheet (20), for which the surface cleaning step is finished, by using a finishing material; a protection block mounting step (S300) for successively mounting and fixing the protection blocks (S) from the edge of the waterproof sheet, the protection block comprising a lower block (100) formed in one shape among a circle, a polygon, and an oval by forming, in a predetermined thickness, an insulating material on the surface of the waterproof sheet (20) of which the gradient is adjusted, and an upper block (200) integrally provided with the lower block (100) and formed to be smaller than the edge of the lower block in a predetermined size in an inward direction, and having a waterproof channel (300) formed in an intersecting shape or a straight shape in one direction selected from the lateral surfaces or bottom surface of the lower block (100); and a finishing step (S400) for finishing the construction by cleaning up an area around the constructed protection blocks after the protection blocks are mounted.
E04D 11/02 - Built-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
E02D 31/02 - Protective arrangements for foundations or foundation structuresGround foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
E01C 5/00 - Pavings made of prefabricated single units
7.
PILE FOR CONSTRUCTING RETAINING WALL ON CUT AREA CAUSED BY MOUNTAIN CUTTING AND FLIMSY GROUND SUSCEPTIBLE TO GROUND SUBSIDENCE AND METHOD FOR CONSTRUCTING RETAINING WALL USING SAME
The present invention relates to a pile for constructing a retaining wall on a flimsy ground, including a cut area caused by mountain cutting, and a method for constructing a retaining wall using the same, wherein a flimsy ground, including a cut area caused by mountain cutting, is reinforced using a longitudinal pile, and the construction is made easier compared with existing methods, thereby saving human and material resources. A boring groove (70) is formed on a cut area, which is caused by mountain cutting, and a flimsy ground, which is susceptible to ground subsidence, such that at least one pile (S) can be inserted and fixed therein, a pile (S) is then inserted into the boring groove (70), and a finish block is integrally constructed on an end of the pile, the pile comprising: an inner pipe (10) having attachment means (11) configured on wall surfaces of inner and outer diameters thereof using one selected from wrinkles and corrugations such that a strong force of attachment with a filler (50) can be exhibited, the inner pipe (10) having a predetermined length; an outer pipe (20) arranged to face outwards from the center of the inner pipe (10) while having the same length as that of the inner pipe (10), the outer pipe (20) having attachment means (21) configured on the inner wall surface thereof using one selected from wrinkles and corrugations such that a strong force of attachment with the filler (50) can be exhibited, and the outer pipe (20) having cohesion means (22) configured on the outer wall surface thereof using one selected from wrinkles and corrugations such that a strong force of cohesion with the ground can be exhibited inside the boring groove (70); a support pipe (40) configured such that the inner pipe (10) and the outer pipe (20) are arranged and fixed at a predetermined interval, thereby forming a receiving space (30), and the filler (50), which fills the inner pipe (10), diverges outwards, thereby improving the force of cohesion with soil inside the boring groove (70); a filler (50) in a slush state, which forcibly fills the receiving space (30); and a support body (60) buried inside the filler (50) so as to improve the force of attachment, the support body (60) having an extension (61) having an extended length compared with the inner and outer pipes (10, 20).
The present invention relates to a rainwater purifying apparatus for a rainwater pipe, for recycling rainwater, enabling rainwater to be purified and recycled by changing the structure of the rainwater pipe through which the rainwater drops, and configured to facilitate the maintenance and replacement thereof at any time by simplifying a structure thereof, and the apparatus: is provided with a main water-passing pipe (100) connected to a conventional rainwater pipe (500) so as to allow the rainwater to pass therethrough; has a backflow part (200) provided at the main water-passing pipe (100) to be integrated with or detached from the main water-passing pipe and having a backflow pipe (210) of which a part is formed in a 0.1 to 0.8 ratio size to an inner diameter of the main water-passing pipe (100) such that the dropping rainwater can flow backward to an auxiliary water-passing pipe (400) and a water purifying part (300); provided with the water purifying part (300) at the upper side of the backflow part (200) so as to purify a part of the rainwater flowing backward from the backflow part (200) through a filtering process; having the auxiliary water-passing pipe (400) provided at one side of the main water-passing pipe (100) to be integrated with or detached from the main water-passing pipe (100) such that the water flowing backward from the backflow part (200) and floating matter can be finally drained; and provided with flange parts (110) at both ends of the main water-passing pipe (100) so as to facilitate a connection with the conventional rainwater pipe (500).
E03B 3/02 - Methods or installations for obtaining or collecting drinking water or tap water from rain-water
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
9.
DEVICE FOR BLOCKING RAIN AND PREVENTING FALLING OF SNOW AND ICICLE FOR ROOFTOP OF BUILDING
The present invention relates to a device for blocking rain and preventing the falling of snow and icicles for a rooftop of a building, which can prevent a leakage occurring due to the rain on the rooftop of the building, an accident occurring due to the falling of the accumulated snow and the like, the device comprising: a lower column (100) having a fastening groove (110) formed at an upper inner side thereof such that an upper column (200) can be inserted, fastened, and fixed therein, a female screw part (120) formed at an inner upper end of the fastening groove (110) so as to allow the upper column (200) and the lower column (100) to be screw-coupled to each other, and a base plate (130) integrally formed at the bottom thereof and having a plurality of elongated holes (131) so as to enable the lower column (100) to be firmly secured on the rooftop; the upper column (200) formed to be inserted into the fastening groove (110) of the lower column (100), and having a male screw part (210) formed at the lower side thereof to correspond to the female screw part (120) of the lower column (100) so as to facilitate the adjustment of the height, and a flat plate (220) integrally formed at the upper end surface thereof and having at least one fastening hole (221); a mounting plate (300) of which a part of the left and right ends is bent at predetermined intervals so as to form a stepped part (310) such that the flat plate (220) can be inserted therein and the center has a mounting groove (320) of which one side is open such that the upper column (220) can be coupled therein, and which has one or more elongated coupling holes (330) corresponding to the fastening hole (221) of the flat plate (220) and formed at one side of the mounting groove (320); and a three-dimensional structure (400) which has an overall solid shape and of which a lower end surface (410) is horizontally formed, an upper end surface (420) is formed to be inclined at a predetermined angle toward the inner side of the building, and lateral side parts (430) connecting the upper end surface (420) and the lower end surface (410) are formed in the shape of a rectangle or a curved line having a slope so as to block the rain and to guide the snow to fall toward the outside of the building.
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