19 results about "Flat joint" patented technology

The utility model relates to the technical field of chamfering tool, disclose double row chip chamfering tool, including handle, handle one end is provided with the body and the head, the head outer wall is provided with two row chip grooves of axis symmetry, the other end fixedly connected with flat joint of handle, the inside of flat joint is provided with connecting assembly, the inside of head is provided with protection assembly, connecting assembly includes hole slot and clamping block, the fixed ring is fixedly connected with the inner wall of screw cap, the inside of fixed ring is provided with the penetration of arc -shaped groove, the inside of screw cap is provided with connecting pipe, the inside of connecting pipe is provided with sliding slot, the outer wall of clamping block is connected in the inner wall of sliding slot with sliding. In the utility model, through rotating screw cap can drive inside clamping block along sliding slot and slide, make it and external equipment interface quick clamping or separate, easy operation, torsional spring provides stable reset force, ensure that self -locking is reliable in the process of connecting, avoid the loosening and falling off when processing, improve the clamping efficiency and security.

The utility model discloses a wall plate butt joint structure which is applied to bathroom building and comprises a first connecting piece, a second connecting piece, a first wall plate, a second wall plate and a mortise and tenon joint piece, one end of the first connecting piece is connected with the first wall plate, one end of the second connecting piece is connected with a second plate body, and the other end of the second connecting piece is connected with a third plate body. Mortise and tenon joint parts are arranged at the other ends of the first connecting piece and the second connecting piece, one end of the mortise and tenon joint piece is connected with the mortise and tenon joint part of the first connecting piece, and the other end of the mortise and tenon joint piece is connected with the mortise and tenon joint part of the second connecting piece. The connecting structure has the beneficial effects that the first connecting piece and the second connecting piece are both provided with the tenon-and-mortise parts, the first connecting piece and the second connecting piece are connected with the corresponding first wall plate and the second wall plate respectively, one end of the tenon-and-mortise part is inserted into the tenon-and-mortise part arranged on the first connecting piece, and then the other end of the tenon-and-mortise part is inserted into the tenon-and-mortise part arranged on the second connecting piece; by means of the design, the purpose of flush joint of the screw-free bathroom wall plates is achieved, the screw-free bathroom wall plates are not affected by the environment, the structure is simple, and the splicing purpose can be rapidly completed.

The application provides a flat tensile strength simulation analysis method and device of a flat joint, wherein the method comprises the following steps: intercepting part of the flat joint in a buckling state as an analysis model, and respectively modeling the inner tooth, outer tooth and base cloth of the analysis model; setting the contact parameters and material parameters of each part of the analysis model; setting the coordinate system of the analysis model; selecting the loading point and constraint point of the analysis model, adding corresponding constraints to the constraint point, and applying a flat tensile strength load to the loading point to perform simulation calculation; analyzing the simulation output result of the analysis model to determine the flat tensile strength load of the flat joint; measuring the inner tooth and outer tooth closest to the loading point or constraint point, intercepting a cross section at the middle position of the tooth width at the position, and taking the Z-direction distance value between the lowest point of the inner tooth root and the highest point of the outer tooth buckling area to determine whether the distance between the two is reduced from the initial value to 0; if so, the tensile constraint reaction force at this time is determined as the flat tensile strength load.

The butt joint connection structure of the seamless plug-in type aluminum honeycomb wallboards comprises a plurality of aluminum honeycomb wallboards which are located on the same installation plane and connected in sequence and fixed connection pieces installed between the adjacent aluminum honeycomb wallboards. The two opposite sides of the aluminum honeycomb wallboard are provided with a concave block material and a convex block material which can be installed in an inserted mode, and a connecting piece installation cavity used for installing and fixing a connecting piece is reserved between the concave block material and the convex block material which are connected in an inserted mode. The concave block material is hung at the bottom of the fixed connecting piece; compared with the prior art, the concave block material and the convex block material on the two sides of the same aluminum honeycomb wallboard are hung, inserted and mounted in sequence through the fixed connecting pieces and the aluminum honeycomb wallboards, so that the aluminum honeycomb wallboards are hung through the fixed connecting pieces while the aluminum honeycomb wallboards are connected in sequence; the whole installation mode is convenient and reliable, and the structure is simple.

The utility model relates to the technical field of three -way joint, specifically disclose a wear -resisting three -way joint, including three -way joint, two horizontal joint's bottom is provided with wear -resisting structure, wear -resisting structure includes integrated mounting panel and wear plate, is set up on wear plate multiple wear -resisting recess, integrated on wear plate multiple wear -resisting convex, multiple wear -resisting recess and multiple wear -resisting convex interval arrangement, through setting wear -resisting structure in the vertical joint's right below, can reduce the impact of water flow buffering and the long -term wear and tear of water flow to the inner wall bottom end of horizontal joint, specifically when water flow flows down from the vertical joint, water flow and multiple wear -resisting recess and multiple wear -resisting convex on wear plate contact, and then through multiple wear -resisting recess and multiple wear -resisting convex can disperse water flow, slow down the impact of water flow, avoid the water that flows down from the vertical joint directly with the inner bottom end of horizontal joint contact to realize the effect of wear -resisting protection to three -way joint.

This invention relates to the field of hot-dip plating technology, specifically to a continuous hot-dip plating equipment. It includes a rotating mechanism positioned in the middle of a platform, a clamping mechanism mounted on the rotating mechanism, and a loading mechanism, a plating mechanism, and a unloading mechanism mounted on the platform along the circumferential direction. The clamping mechanism includes a jaw assembly on the rotating mechanism for clamping workpieces, an outer support assembly on the jaw assembly for clamping workpieces at two flat joints, and a cover assembly on the jaw assembly for covering the workpieces. This invention employs a purely mechanical clamping method, requiring no electrical control structure, and can automatically clamp and release workpieces. The clamping mechanism does not come into contact with molten metal, thus improving its service life. It can perform continuous hot-dip plating operations, solving the technical problem that traditional electrical clamps are easily contaminated with molten metal, leading to damage to electronic components and affecting the normal use of the clamps.

The utility model relates to the technical field of wall decoration, and provides a fixing structure and a butt joint piece of a wall brick composite board and a wall board, the fixing structure of the wall brick composite board and the wall board comprises the wall board fixedly connected on a wall body; the wall brick composite board is fixedly connected to the wall body in a manner of being adjacent to the wall board left and right; and the flush joint piece is fixedly connected to the wall body at the joint position of the wall plate and the wall brick composite plate, and is respectively clamped with the joint end face of the wall plate and the wall brick composite plate. According to the utility model, the flat connecting piece is fixedly connected to the wall body at the joint position of the wall plate and the wall brick composite plate, and is respectively clamped with the joint end surfaces of the wall plate and the wall brick composite plate, so that the wall brick composite plate and the wall plate are fixedly connected to the wall body in a splicing manner, and the problem of splicing and fixing the wall brick composite plate and the wall plate is solved; and the firmness of the wall brick composite board and the wall board on the wall body is also improved.

The utility model discloses a flat seam vertical connection assembly type shear wall structure which comprises an assembly type shear wall body, an inverted trapezoidal tooth groove is integrally formed in the lower portion of the assembly type shear wall body, a C60 cushion block is integrally arranged at the bottom of the inverted trapezoidal tooth groove, a ground beam is connected to the lower portion of the C60 cushion block, and the lower portion of the ground beam is connected with a horizontal beam. A grouting groove is formed in the shear wall body and comprises steel bars and filling slurry on the peripheries of the steel bars, and the filling slurry is concrete. According to the design of the trapezoid structure, concrete flowing in the grouting process is promoted, grouting compactness is guaranteed, dark part cavities are avoided, the shear strength of the connecting part is improved, the steel bar lap joint length is reduced in the construction process of the connecting structure, the construction steps are simplified, the construction cost is reduced, the construction period is shortened, ultra-high-performance concrete is adopted as a grouting material, and the construction cost is reduced. Compared with a cast-in-place structure, the anti-seismic performance of the shear wall is enhanced, and the shear wall has better anti-seismic capacity and durability.

The utility model discloses a bathroom ceramic tile plate flush joint type buckle connecting device, which belongs to the technical field of building decoration materials, and comprises a wall plate assembly, a buckle assembly, a force bearing mechanism and a sealing mechanism, when the two wall plates are connected, the first wall plate is fixed to the wall face through polystyrene foam, the lower clamping jaw of the second wall plate is inserted into the mounting groove of the first wall plate, finally, the second wall plate is horizontally pushed to enable the lower clamping jaw to be clamped into the mounting groove, and during mounting, the slope guide structure of the lower clamping jaw makes contact with the mounting groove firstly to generate elastic deformation; the elastic arms restore to the original shape to form mechanical interlocking, locking can be unlocked by pressing the clamping jaws to release the protrusions through a special crowbar during disassembly, the installation efficiency is improved, a single person can complete standard bathroom wall plate installation, a single wall plate can be independently disassembled during maintenance, the secondary decoration cost is reduced to the maximum extent, the vertical lifting action during ceramic tile plate installation is eliminated, and the installation efficiency is improved. Inserting installation in the pure horizontal direction is achieved, and the corrosion resistance of the connecting piece in the humid environment is improved.

The application discloses a forming device and forming process of a bimetal composite profile, relates to the technical field of machining, and comprises a bimetal composite extrusion forming unit, an electric auxiliary online heat treatment unit, a guide unit and a roller pressure forming unit. The bimetal composite extrusion forming unit comprises a die structure, the die structure is used for forming a bimetal composite plate with a non-flat joint interface, the guide unit guides the bimetal composite plate, the roller pressure forming unit roller-presses the bimetal composite plate, and the electric auxiliary online heat treatment unit heat-treats the bimetal composite plate. The forming process comprises a production preparation stage, bimetal composite plate extrusion and combination with a special-shaped joint interface, continuous roller pressure forming and heat treatment. On the basis of improving the quality of the composite profile and enhancing the joint interface strength, the application greatly improves the production efficiency and expands the application range of the special-shaped cross-section composite profile.

The invention relates to a novel rectangular sleeve structure assembly type diaphragm wall horizontal joint and a construction method. The novel rectangular sleeve structure assembly type diaphragm wall horizontal joint comprises a sleeve, a clamping groove, a convex rectangular body and an embedded part. The connecting structure has the beneficial effects that the upper and lower diaphragm wall components are reliably connected, multiple mechanical occlusion is formed through concave-convex matching of the rectangles and the sleeves, the connecting strength of the upper and lower sections of diaphragm walls is greatly improved, and the overall stability of the structure is guaranteed; meanwhile, the upper and lower diaphragm wall components are good in impermeability, the seepage path of water is effectively blocked through the concave-convex matched joint form, and the impermeability of the underground diaphragm wall is improved; the underground diaphragm wall prefabricated assembly type structure is convenient to construct, factory prefabrication and on-site assembly of the assembly type structure are achieved, the construction process is simplified, the construction efficiency is improved, and the construction cost is reduced; the fabricated structure is regular in shape and wide in applicability, the specifications of the convex rectangular bodies, the sleeves and the embedded parts can be adjusted according to the size and load requirements of different underground diaphragm walls, and the fabricated structure is suitable for various underground engineering scenes.

The invention provides a microcatheter and a preparation method of the microcatheter. The microcatheter comprises an outer layer, an inner layer, a braid layer and a developing ring, the outer layer covers the braid layer and the developing ring, and the inner layer is lined in the braid layer and the developing ring; the developing ring is coaxially welded to the far end of the braid layer through a plurality of first welding spots distributed in the circumferential direction. The outer diameter of the developing ring does not exceed the range of the circumferential outer contour of the far end of the braid layer. According to the configuration, the developing ring is coaxially welded to the far end of the braid layer, the outer diameter of the developing ring does not exceed the circumferential outer contour range of the far end of the braid layer, sudden increase of the outer diameter of the far end part of the micro catheter is eliminated, and the outer diameter of the micro catheter is uniform. The developing ring and the braid layer are welded in a butt joint manner, so that the sudden rigidity change of the developing ring area is reduced, the stress concentration phenomenon is reduced, the fatigue life of the interface of the braid layer and the developing ring is prolonged, and the developing property, the flexibility and the durability of the microcatheter are effectively considered.

The application discloses a pipeline and pipe gallery joint construction method, comprising the following steps: S1. purchasing red copper sheet according to the specification requirements, and processing and manufacturing type A water stop belt and type B water stop belt through the red copper sheet; S2. processing and manufacturing type A red copper ring through pressure conversion in a prefabricated pipe factory; S3. prefabricated pipeline type A red copper ring construction: pouring pipeline concrete in a normal way, embedding one end of the type A red copper ring in the pipeline concrete at both ends of the pipeline, completing the pipeline concrete pouring, completing the curing period, and disassembling the circular ring mold; S4. processing and manufacturing type B red copper ring through pressure conversion at the pipeline in-joint in a pipeline laying construction site; S5. setting a joint water stop device, and welding the type B red copper ring on both sides to the type A red copper ring; S6. protecting the joint water stop device; and S7. pressure test. The application creates a flat joint overall belt-shaped red copper sheet water stop device and a pipeline joint method construction, and the prefabricated reinforced concrete pipeline engineering is long-distance pressure water conveying, and the pipeline joint does not cause water leakage, effectively solving the problem of water leakage of the prefabricated reinforced concrete pipeline joint.

This utility model discloses a double-ended internally threaded rigid connection pipe with a union joint, including a flat joint, a nut, and a transition joint; both the flat joint nut and the transition joint are open at both ends and hollow inside; each end of the flat joint is connected to a transition joint via a nut; the two transition joints are coaxially connected to the two pipe openings of the kitchen gas column after the leak point has been removed. The advantage is that it overcomes the shortcomings of existing joints for kitchen gas columns, facilitating rapid repair and installation when a leak occurs in the kitchen gas column.

This utility model provides a motor clip, relating to the field of fan technology. It includes a clip body with a stepped opening or a through hole. A connecting shaft can pass through the stepped opening or the through hole, and its two ends are detachably connected to the fan blade structure and the brushless motor, respectively. The motor clip can provide two different forms of clip bodies, allowing for flexible selection of the specific form based on actual usage requirements. For fan blade structures with protruding connecting posts, a clip body with a stepped opening is preferred, as the stepped opening can accommodate the connecting post, shortening its length and effectively saving connection space. For fan blade structures with relatively flat joints, the through hole structure is simpler, facilitating assembly, storage, and transportation. The detachable connection makes disassembly and assembly easier, allowing for more flexible packaging and placement during storage and transportation.

This product is intended to be used as a flat joint material to support the edges of soffit boards, as shown in the schematic diagram illustrating its usage.

The application discloses a variable array type sound source positioning array element position optimization method, structure and system, belongs to the technical field of power equipment fault detection, and takes the Archimedes spiral array type as the target, takes the fixed spacing of the same arm adjacent array elements determined by the hard connecting rod as the core hard constraint, adopts the whale optimization algorithm to globally optimize the spiral initial radius and the spiral coefficient, generates the array element coordinates one by one along the spiral line from the fixed starting point of the inner circle by the built-in step generation engine with the fixed step length, and introduces the over-limit equal proportion radial contraction mechanism to ensure that the array type meets the engineering constraint; the system integrates the step generation engine to realize the full-process automatic optimization, the device adopts the series variable arm structure of the base-cylindrical actuator-flat joint-hard connecting rod, and the synchronous rotation of the whole arm driven by the single actuator realizes the array type switching. The application can be widely applied to the multi-working-condition fault sound source positioning of transformers, insulators and other power equipment.