32results about How to "Play the role of anti-leakage" patented technology

The invention provides a manufacturing method of a steel mesh member used for forming holes of a hollow floor slab. The manufacturing method includes manufacturing a specially made steel mesh with a mesh board, reinforcing ribs, a connecting board and side reinforcing ribs by punching and drawing a thin steel roll, and pressing bent lines on the steel mesh reinforcing ribs in the vertical direction; cutting a thin sheet into a side panel and a support board in required specification; transporting the steel mesh and the thin sheet to a hollow floor slab construction site to be assembled, bending the steel mesh along the bent lines to form a top panel, a bottom panel and tetrahedrons of two side walls of a hexahedron steel mesh member, wherein the thin sheet comprises a calcium silicate board, a plastic board, a composite board, a plasterboard or a corrugated board; the thin sheet constitutes another two side wallboards and a support board between the top panel and the bottom panel of the steel mesh; the thin sheet used for the side wallboards is disposed in side reinforcing rib grooves of two edges of the steel mesh, the length of the support board is larger than or equal to that of the inner clearance of the steel mesh, and the support board directly supports the top side wallboard; the head and tail ends of the steel mesh are overlapped on the top surface of the steel mesh member and welded by electric welding to form the steel mesh member.

The invention relates to the field of hygienic products, provides a preparation method of anti-microorganism baby paper diaper, and overcomes defects of a poor anti-microorganism effect and poor air permeability of anti-microorganism baby paper diaper in the prior art. The preparation method comprises the following steps: preparing an anti-microorganism breathable composite layer, preparing an absorber, preparing a liquid-tight bottom layer and compounding the anti-microorganism breathable composite layer, the absorber and the liquid-tight bottom layer into a whole.

The invention discloses an anti-seeping treatment method of a wall between windows of a high-rise building external wall. Mortar joints, the wall between windows and a concrete shear wall are adopted in the method. The method comprises the following steps of 1, material selection: selecting cement bricks or fly ash concrete aerated blocks, and insisting a strict sampling inspection test system on the cement bricks or fly ash concrete aerated blocks conveyed into the field; 2, building: strictly preparing masonry mortar according to the mixture ratio; during the building, performing building by using a full mortar spreading and mortar extruding process; strictly controlling the mortar joint thickness to be 10 to 12mm; enabling the mortar full degree to reach 90 percent or above; certainly enabling a vertical joint in positions of the cement bricks or fly ash concrete aerated blocks and the concrete shear wall to be 15 to 20mm; immediately performing cleaning, joint pressing and joint pointing after the building completion; and remaining concave joints being about 4 to 6mm; and 3, painting: executing the painting procedure strictly according to the process operation regulations so as to achieve the effects that the inside and outside are compact, smooth and flat, no seam, no crack and no pore exist, and the like. During the rainstorm invasion, the anti-seepage effect is achieved.

The invention discloses a solid floor with anti-corrosion and anti-seepage functions. The solid floor includes a floor main body, the floor main body is composed of a solid wood middle plate, a son auxiliary strip fixedly connected to the left side of the solid wood middle plate, and a mother auxiliary strip fixedly connected to the right side of the solid wood middle plate; the upper position ofthe side surface of the son auxiliary strip is provided with a first protrusion extending in the side direction, and the first protrusion is further provided with a second protrusion facing downwards;the lower position of the side surface of the mother auxiliary strip is provided with a third protrusion extending in the side direction, the third protrusion is further provided with a groove with anotch facing upwards, and the groove is matched with the second protrusion; the upper surface of the son auxiliary strip is provided with a first quarter circle protruding block, and the first quarter circle protruding block is located at the back side of the second protrusion; and the upper surface of the mother auxiliary strip is provided with a second quarter circle protruding block, and the second quarter circle protruding block is located above the groove. The solid floor with the anti-corrosion and anti-seepage functions has the characteristics of anti-leakage and anti-corrosion at thesplicing place and long service life, the overall function is perfect, and the practicality is strong.

The invention relates to the technical field of basement roof construction, and provides a construction method of a basement roof. The basement roof comprises hole edge beams and brackets, the brackets are connected to the vertical faces of the hole edge beams and extend in the direction away from the hole edge beams, the brackets define holes of hoisting holes, the holes are covered with cover plates, and the cover plates are placed on the brackets. According to the construction method of the basement roof, the hoisting holes are formed through the brackets, on one hand, hoisting is convenient, on the other hand, the brackets can stably support the cover plates, and the structure is more stable; and a waterproof structure is adopted, and the anti-seepage effect can be achieved.

The invention discloses a drainage structure and a construction method of a wooden arch ancient gallery bridge, comprising a support plate, a water guide block and a waterproof plate are arranged on the support plate, the water guide block is installed on the waterproof plate, the water guide block is installed obliquely, and the water guide block is installed on the water guide plate. The water block is provided with a water guide groove, the inside of the water guide block is provided with a water collection pipe, the water collection pipe is provided with a water inlet, the waterproof board is provided with a first structural plate, the supporting plate is provided with a support frame, and the support frame is provided with a second structural plate , the support plate is provided with a sliding mechanism, the bottom of the support plate is provided with a connecting mechanism and a first drain pipe, the first drain pipe is provided with a connection box, and the connection mechanism is connected with the connection box. The construction method includes: 1) the basic structure of the wooden arch ancient corridor bridge; 2) the installation of the sliding mechanism; 3) the installation of the first construction plate and the second construction plate; 4) the installation of the waterproof structure; 5) the installation of the eaves. The invention solves the problem that the drainage efficiency of the existing wooden arch ancient corridor bridge is not high, and the rainwater is easily blown to the inside of the corridor bridge by strong wind, thus affecting the use.

The invention discloses a casing gap blocking device. The casing gap blocking device comprises a pipeline, a reinforcing plate, a backing ring and a casing, wherein the casing is sheathed at the exterior of a pipeline; the backing ring is sheathed at the outer wall of the pipeline; the side surface of the reinforcing plate is fixedly connected with the outer wall of the pipeline; the length direction of the reinforcing plate extends along the axial direction of the pipeline; an epoxy mortar filling layer is filled between the backing ring and the external of the reinforcing plate; both sides of the epoxy mortar filling layer are in sealed connection with the inner wall of the casing and the outer wall of the pipeline; epoxy grout sealing layers are sealed at the two ends of the epoxy mortar filling layer; a leakage-blocking rigid waterproof layer is sealed at the outer side of each epoxy grout sealing layer; the epoxy grout sealing layer and the leakage-blocking rigid waterproof layers are in sealed connection with the outer wall of the pipeline and the inner wall of the casing. The sealing property of the casing gap in the casing gap blocking device is improved. The invention also discloses a casing gap blocking method.

The invention provides a high-rise building with a cast-in-place hollow floor, which is composed of a core tube, an outer frame, a hollow floor, a steel mesh and an organic cavity; The force wall constitutes a closed space structure; the outer frame is a frame force member composed of beams and columns outside the building plane; the main beam is a reinforced concrete composite beam or a steel beam; the steel mesh and the organic object are interacted by the steel mesh and the organic object; The steel mesh forms the cavity top surface, the cavity bottom surface, and the two side walls of the cavity side of the composite cavity; the organic object contains air cells or polyphenylene blocks; the organic object forms the other two side walls of the composite cavity side of the steel mesh And the support is between the top surface of the cavity and the bottom surface of the cavity to control the height of the combined cavity of the steel mesh. After the combined cavity of the steel mesh and inorganic objects is placed, concrete is poured, vibrated, maintained, and the floor formwork is removed to realize the application of the cast-in-place hollow floor in high-rise buildings.

The invention discloses an instant heating type heater subassembly which comprises an instant heating type heater and a water outlet end base of the instant heating type heater, wherein the instant heating type heater subassembly is characterized by also comprising a section shell; the instant heating type heater is arranged at the inner side of the section shell; the wall surface of the section shell is stretched to form a rib with a hole; and two ends of the rib with the hole respectively extend to the upper end surface and lower end surface of the section shell, and a bolt passes through the hole of the water outlet end base and is connected with the rib with the hole on the upper end surface of the section shell, so that the water outlet end base is arranged at the upper end surface of the section shell. According to the heater subassembly, the operations of adding a bent turned edge and tapping are not needed because the section shell is integrally stretched and molded once and the rib with the hole is formed during stretching, therefore, the processing procedure is simplified and the processing efficiency is improved. Furthermore, the bolt is screwed from top to bottom, a screwing tool is not limited by the section shell, and the screwing operation is convenient, moreover, the rib with the hole and the section shell are integrally molded once, and the water outlet end base and the section shell can not loosen easily.

The invention relates to the field of sanitary products, and provides a method for preparing antibacterial baby diapers, which solves the defects of poor antibacterial effect and poor air permeability of antibacterial diapers in the prior art, including preparing an antibacterial and breathable composite layer, preparing an absorber, and preparing a liquid-impermeable The antibacterial bottom layer and the preparation step of combining the antibacterial breathable composite layer, the absorber and the liquid-impermeable bottom layer into one.

The invention belongs to the technical field of piezoelectric injection valves, and specifically relates to a non-impact piezoelectric injection dispensing valve, which includes a valve body, a valve seat and a push rod, the valve body is fixedly connected to the valve seat, and a nozzle is installed at the bottom of the valve seat. There is a first liquid storage chamber inside the valve seat, and a piezoelectric drive mechanism is arranged in the valve body. The liquid storage cavity forms a clearance fit, and a first flow channel is arranged inside the ejector rod, and the first liquid storage cavity, the first flow channel and the second liquid storage cavity communicate with each other. Compared with the prior art, the present invention adopts a non-collision method for dispensing, replaces the striker by the ejector pin, avoids the collision and wear of the nozzle and the striker, improves the accuracy and efficiency of dispensing, saves a lot of maintenance costs, and enhances The service life of the device is extended, the injection of glue containing solid particles is realized, the phenomenon of local heating of the device is reduced, and the phenomenon of glue leakage is prevented.