126results about How to "Tight seams" patented technology

The invention discloses a method for making a spatial multi-curved-surface as-cast finish concrete stay in place formwork by using plywood. The method comprises the following steps of: (1) establishing a three-dimensional model of a spatial multi-curved-surface as-cast finish concrete structure; (2) simulating concrete force analysis in a computer, computing a back lining keel distance, and arranging a bottom framework; (3) introducing three-dimensional coordinate data of the three-dimensional model into an electronic total station for field lofting, and lofting an arc-shaped locus intersecting with a spatial curved surface; (4) lofting a wood back lining keel according to curves at different height sections of a building drawing; (5) paving curved plywood on the back lining keel for serving as a bottom framework; and (6) paving thin plywood on an opposite surface between the bottom framework and as-cast finish concrete for serving as a panel. The method for making the spatial multi-curved-surface as-cast finish concrete stay in place formwork by using plywood provided by the invention has the advantages of low manufacturing cost, convenience and rapidness for constructing, flat, smooth, attractive surface of the made as-cast finish concrete structure and the like, and has remarkable economic benefit and social benefit.

The invention provides a filter tip and a filter stick pre-buried with solid capsules. The filter tip comprises forming paper, a filter element and the solid capsules, wherein the forming paper wraps the periphery of the filter element, and the solid capsules are pre-buried in the filter element. The solid capsule is composed of a large hemispherical shell, a solid medical material and a small hemispherical shell; and the solid capsule presents a sphere shape, an ellipsoid shape or a medical capsule shape. The solid medical material has the ingredients of a natural flavour, an artificial flavour or Chinese herbal medicines or an absorbent material. When the filter tip is kneaded by fingers of a human body, the large hemispherical shell and the small hemispherical shell are deformed, and an obvious gap is generated therebetween, and the smell of the solid medical material can be emitted, or an adsorption effect is generated simultaneously. A filter stick pre-buried with solid capsules is formed in the case that a plurality of filter tips are integrally connected. According to the invention, the solid medical material is slowly released and slowly sucked, thus meeting requirements on the production and the storage life of the filter tip; and the solid medical material is good for exerting effects by the kneading during sucking. According to the filter tip and the filter stick pre-buried with solid capsules provided by the invention, the flavour of a cigarette can be added, the adsorption capacity of the filter tip is improved, and the harm on human health is reduced.

The invention discloses a process for manufacturing large-breadth plates by using an all-bamboo modified material, which comprises the following steps of: (1), fully clearing way a surface wax layer and an inner hard layer; (2), modifying and laminating bamboo sheets into sheet bamboo materials which are in strips, filaments and fibres and are cracked but not fragile; (3), degreasing, dying and drying the bamboo material; (4), impregnating, ageing and drying the bamboo material; and (5), rearranging and laying the bamboo material to form blanks, and performing hot pressing on the blanks to mold the blanks into the large-breadth plates of the all-bamboo modified material. The large-breadth plates of the all-bamboo modified material are fine and smooth in vein and compact in structure and are applied to the application field of manufacturing all-bamboo furniture, floors, decoration materials and engineering, construction and military materials, and can effectively and greatly save raw materials, energy, labour cost, production field and storage field. At the same time, because the bamboo material is modified, 10 kinds of bamboos can be selected as processing raw materials.

The invention discloses a door frame and a door frame bending die and bending method and belongs to the technical fields of dies and bending. The door frame bending die comprises a lower die, a right-angle upper die, a 45-degree upper die, an edge folding upper die and a flattening upper die, wherein a lower die edge folding groove of the lower die is matched with the edge folding upper die and used for bending a folded edge protrusion. A lower die pre-folding groove is matched with the 45-degree upper die and used for folding a transition section and pre-bending a flatly-folded section. A first V-shaped groove and a second V-shaped groove of the lower die are matched with the right-angle upper die. The door frame bending die is reasonable in structural design, the matching performance of the upper dies and the lower die is good, reasonable avoiding can be achieved, forming effect is good, only four upper dies are used for machining the complicated structure, and machining cost is low. The door frame bending method is reasonable in machining sequence arrangement, no interference phenomenon occurs in the machining process, machining efficiency is high, and a machined door frame is tight in closing and good in sound insulation effect.

The invention relates to an indoor suspended ceiling gusset plate and a cladding process thereof, wherein the suspended ceiling gusset plate comprises a peripheral frame and an internally-arranged core plate; the core plate is embedded into the frame; the frame is of a rectangular structure formed by sequentially-combined four lines and the adjacent lines are integrally connected through pins; the frame and the core plate are connected via clamping; and the cladding process comprises the steps of respectively preprocessing a base material and a plane materiel, controlling certain process conditions and obtaining a cladded product through a cladding machine. The suspended ceiling gusset plate disclosed by the invention has the advantages that the structure is simple and a separated type structure of the core plate and the frame is adopted, so that the suspended ceiling gusset plate can be separately produced and the industrial volume production is easy to realize; the environmental protection performance is good and PVC (Poly Vinyl Chloride) membranes with various textures, colors and structures or other cladding materials can be adopted to clad, so that the suspended ceilings with various different styles can be formed in the room; in the meantime, the suspended ceiling gusset plate has the performances of good water resistance, moisture resistance, ageing resistance, deformation resistance and the like.

The invention supplies a boatyard dock wall combination type steel sheet piling construction method that includes the following steps: fixing guiding frame, inserting pile into the frame and locating to form folding screen type pitching of pile; after one group pile pitching, pitching the first pile of the next group next to the last pile to make part of the first pile on ground being used as the location pile and removing guiding frame; fixing the second guiding frame according to the first pile, and taking steel sheet piling, repeating the process. The invention could make the appearance of the combination type steel sheet piling flat and water seal.

An operating garment with the antibiosis effect, the anti-static effect and the plasma-resistant effect comprises an operating garment body and sleeves. An elastic band is arranged at the wrist portion of each sleeve. The operating garment body and the sleeves are respectively formed by breathable film composite non-woven fabrics in a spliced mode. The operating garment is characterized in that a cooling interlayer is arranged on the back of the operating garment body, dyed medical dressing layers are arranged on the outer surfaces of the arm portions of the operating garment and the outer surface of the chest area of the operating garment body, and a lotus root fiber fabric layer is arranged on the inner surface of the chest area of the operating garment body. The cooling interlayer is internally provided with a water inlet pipe and a water outlet pipe, wherein the head of the water inlet pipe and the head of the water outlet pipe are closed, a plurality of branch pipes are arranged between the water inlet pipe and the water outlet pipe and are connected with the water inlet pipe and the water outlet pipe in parallel, and the tail end of the water inlet pipe and the tail end of the water outlet pipe are connected with an inlet terminal of a refrigerating machine and an outlet terminal of the refrigerating machine respectively. The adsorption function is powerful, the water pressure resistance is high, wire-free wireless ultraviolet welding is adopted in the production process, the operating garment has the advantages of being breathable, flexible, light in weight, recyclable and the like, and the operating garment has great economic benefits and social benefits.

The invention discloses a curve PC track beam prefabrication construction method. The curve PC track beam prefabrication construction method comprises the operations of steel bar cage binding, template adjusting, steel bar cage placing, concrete pouring and demolding. According to the curve PC track beam prefabrication construction method, a steel cage prefabrication and suspension line positioning device is adopted to assist side template measurement positioning and side template automatic adjustment, the disadvantage of low manual template adjustment efficiency in traditional track beam prefabrication is broken, the automation degree of a template system is improved, and the quantity of operators is reduced.

The invention provides a novel construction method of a profile steel keel steel wood combined formwork, which comprises the construction steps of the wall and column formwork and beam and plate formwork of a steel wood formwork, wherein the construction steps of the wall and column formwork are as follows: formwork design and preparation, snapping the position line and control line of the formwork, welding of an inner wall positioning rib, wall formwork splicing, installation of formwork and wall bolts, secondary keel installation, main keel installation, verticality adjustment of the formwork and formwork removal. The construction steps of the beam and plate formwork are as follows: design and preparation of beam and plate formwork, erection of a formwork supporting frame, installation of the beam formwork, installation of the plate formwork, removal of the beam and plate formwork; according to the steel wood formwork construction system, the profile steel is used as the main and secondary keels of the formwork, bolts or pins are used for connection, the wood formwork is used as the concrete contact surface, the integral rigidity of the formwork system is ensured, the joint seamis tight, and the smoothness of the concrete contact surface is also guaranteed.

The invention discloses a tunnel inverted arch construction die carrier and a tunnel inverted arch construction process. The die carrier comprises two side die carriers used for respectively constructing two side arch sections of a constructed inverted arch, wherein each side die carrier comprises an arc-shaped steel template for performing shaping construction on the upper surfaces of the side arch section, a template support which is positioned above the arc-shaped steel template and used for supporting the arc-shaped steel template and a front supporting and positioning mechanism positioned at the front side of the arc-shaped steel template. The adopted tunnel inverted arch construction process comprises the following steps of: 1, performing construction of a first inverted arch section, namely installing and positioning the side die carriers, casting inverted arch concrete and detaching a die; 2, performing construction of the other inverted arch section; 3, repeating the step 2 multiple times until the whole construction process of the constructed inverted arch is finished. The tunnel inverted arch construction die carrier is reasonable in design, convenient to realize, and simple and convenient in construction process; in the construction process, the templates are not deviated, the construction effect is god, not only can the tunnel inverted arch construction progress be quickened, but also the construction quality of the constructed and molded inverted arch is easily ensured.

The invention discloses a combined set-shaped steel formwork. The combined set-shaped steel formwork comprises a formwork assembly, connecting assemblies, a supporting assembly and fasteners, wherein the formwork assembly is used for forming a closed surface required for the construction of a concrete structure and ensuring a plate piece for forming of a building structure during concrete pouring; the formwork assembly comprises a plurality of single formwork bodies, and the single formwork bodies comprise single standard plates and single internal corner pieces; the single standard plates are provided with standard plate bevel angles, and the single internal corner pieces are provided with internal corner piece bevel angles; the connecting assemblies are used for connecting the single formwork bodies into a connector of a model; the supporting assembly is a stabilizer used for supporting the formwork assembly during the construction of the concrete structure; and the fasteners are members used for shaping the structure, width and size modeled by the formwork assembly. The invention further discloses a method for modeling using the combined set-shaped steel formwork. The combined set-shaped steel formwork and the modeling method have the advantages of light weight, high turnover usage rate, recyclability, high work efficiency, flexible assembly, high versatility, high machining precision, accurate forming size, uniform corner angles, flat and smooth surface and wide application range.

The invention discloses a reinforcement system of a cylindrical wood formwork and a splice joint fastener. The splice joint fastener comprises an inner side column loop and an outer side column loop. The inner side column loop comprises a plurality of arc-shaped plate bodies, a containing space for containing the cylindrical wood formwork is defined by the arc-shaped plate bodies, and an adjusting fastening structure for adjusting the arc-shaped plate body to control the containing space is arranged outside each arc-shaped plate body. The outer side column loop is arranged outside the inner side column loop in a sleeving mode. A plurality of positioning clamping grooves which are formed in the height direction of the cylindrical wood formwork and used for inserting positioning inserts are formed in the outer wall of the outer side column loop. The inner side column loop and the outer side column loop form a dual-layer column loop structure; on one hand, the problems that vertically-adjacent cylindrical wood formworks are not firm in splice joint and not easy to reinforce are solved through the inner side column loop with the adjusting fastening structure; on the other hand, the perpendicularity of the vertically-adjacent cylindrical wood formworks is controlled through the outer side column loop with the positioning clamping grooves and the positioning inserts.

The invention discloses an erecting method of piece-by-piece assembling formworks at the position of an interlayer outer wall construction joint. The method comprises the following steps of (1) erecting an inner side formwork and an outer side formwork with elevation lower than that of a concrete floor slab top plate at the side portion of a concrete outer wall body to be poured, (2) placing a fixed formwork along the horizontal pass length of an upper port of the outer side formwork, (3) enabling an embedded part to penetrate the concrete outer wall body to be poured and the fixed formwork, (4) performing concrete pouring of an outer wall and a floor slab and dismounting the inner side formwork and the outer side formwork after the pouring is finished, (5) using the fixed formwork as a basis, repeating the steps to perform erection of the upper-layer formworks and the concrete pouring, (6) dismounting the lower-layer fixed formwork and cutting off the portion of the embedded part extending out of the outer wall after the upper-layer concrete pouring is finished, (7) repeating the steps (5) and (6) to finish construction of the whole outer wall body. By means of the erecting method of the piece-by-piece assembling formworks at the position of the interlayer outer wall construction joint, joint-free combination of wall bodies is ensured, and grout leakage and slab staggering are avoided.

The invention relates to a building block material unit which comprises a hollow building body (1) formed by connecting side plates, and a concrete side plate die (3) outwards extending in one or more directions along the side plates of the hollow building body. The building block material units can be in effective group building through the outwards extending side plates. Various kinds of butt joint of at least two building block material units can be conducted to build block walls in different directions. A core column built through the building block material unit replaces a traditional constructional column, and the trouble that up-down brick sleeving and building of interlocking building blocks in the core column is eliminated. Meanwhile, use of a wood mould and a diagonal bracing is avoided, construction is easy and convenient, operation is easy, and work efficiency is high. Grooves do not need to be formed, water and electricity holes do not need to be chiseled and wire pipes and wire boxes do not need to be arranged on the building block walls, and the situations that plastering is carried out on grooved portions and steel wire meshes are additionally arranged on original building block walls are avoided. The walls using the building block material unit is good in quality and flat in appearance, materials and labor are saved by 16%, and manufacturing cost of each project is saved by 28.46%.

The invention discloses a floor post-cast strip template support system, and the support system comprises a post-cast strip part support system, a floor slab full support system at two sides of a post-cast strip, and a post-cast strip top protection system. The post-cast strip part support system comprises a post-cast strip part support system vertical rod, a post-cast strip part support system lateral horizontal rod, a post-cast strip part support system longitudinal horizontal rod, a longitudinal main beam, a lateral secondary beam, a post-cast strip part independent template, a through longmoving template, and a quick and easy close-up mesh. The floor slab full support system comprises a floor slab full support system vertical plate, a floor slab full support system lateral horizontalrod, a floor slab full support system longitudinal horizontal rod, a lateral main beam, a longitudinal secondary beam, a floor slab post-cast strip side independent template, and a floor slab template. The post-cast strip top protection system comprises a brick setting water blocking platform, a protection wood brace, and a protection template. The system provided by the invention can avoid the phenomena of large height difference or unevenness of cracks and seams, and can avoid the slag inclusion after the pouring of concrete.

The invention discloses a process for manufacturing a full-bamboo embossed pattern plate. In the process, modified bamboo fibers, bamboo filaments and bamboo strips are paved and arranged in a bundle shape on a pattern template with a customized pattern and are made into a wide high-strength high-density embossed pattern-face embryonic plate through high temperature and high pressure. The process for manufacturing the full-bamboo embossed pattern plate can increase specifications and varieties of materials and save the materials and labor.

The invention discloses an adjusting type light movable formwork support and a steel formwork capable of guaranteeing tightness of a joint of new concrete and old concrete of a lock chamber. The steelformwork comprises an outer side formwork body and an inner side formwork body; a first retaining piece is arranged at the bottom of the inner side formwork body; a first open groove for storing a first rubber sealing piece is formed in the first retaining piece; and part of the first rubber sealing piece protrudes out of the first open groove and is attached to the inner side concrete wall of awall chamfer of the lock chamber. By adopting the steel formwork, the tightness of the joint of the new concrete and the old concrete in the connection position of the wall body chamber and a wall body can be guaranteed, on one hand, construction according to the structure design is guaranteed, and on the other hand, the phenomena of root rot and mortar leakage are avoided after the steel formworkis mounted. Gantries of the light movable formwork support adopt combined splicing structures of box beams and truss arms, the structural strength requirement is met, safety risks are reduced, the structural weight is decreased, the dimension of the formwork support is adjustable, and the characteristics of recycling, saving of the construction cost and the like are achieved.

The invention provides a slope hydraulic self-propelled concealed-rail drag mold, which comprises travel beams, a balance beam, a template system, a working platform, a hydraulic system and the like, wherein each travel beam consists of a crossbeam, a front sliding seat, a back sliding seat, adjusting screws and a cylinder block; the front sliding seat is in rigid connection with the crossbeam, and the back sliding seat is hinged with the crossbeam; the template system consists of a template, a bearing beam and a template system support frame; the bearing beam is parallel to the balance beam; two ends below the bearing beam and the balance beam are respectively provided with a travel beam in the vertical direction; the rear end of the template is provided with the template system support frame; the working platform is parallel to a rail, and is obliquely tensioned on the template system support frame through a spiral lock button; the hydraulic system mainly comprises a hydraulic pump station, advancing cylinders, a hydraulic pipeline and the like; the hydraulic pump station is arranged in the middle of the bearing beam; and an advancing cylinder is arranged below each of two travel beams. The drag mold is not limited to the slope gradient, can ensure that concrete can be continuously poured in large cube amount and large area, and ensures high pouring speed and good quality.