101 results about "Rabbet" patented technology

An overflow ink wiping device comprises a wiping head (3) which is provided with a rabbet body wiping face (11) and an arc wiping face (12) used for wiping a product (1); the wiping cloth feeding mechanism (4) is used for collecting and releasing wiping cloth (41) wrapping the wiping surface; the rotary clamping structure (6) is used for horizontally placing and clamping the product (1) and driving the product (1) to rotate around the Z-axis direction, so that the specific section, needing to be wiped, of the rabbet body or the arc of the product (1) is replaced; the wiping head linear driving mechanism (5) is installed on the wiping head (3) and used for driving the wiping head (3) to move along the Y axis to press the rabbet body or the arc of the product (1); the product linear driving mechanism (7) is connected with the rotary clamping structure (6) to drive the product (1) to move in the X-axis direction, so that the wiping cloth (41) wipes the rabbet body or the arc of the product (1); therefore, the automatic wiping device can automatically wipe on a large scale, and the wiping efficiency is greatly improved.

The invention provides a multi-level force transmission construction method for a large-span beam formwork supporting system, and belongs to the technical field of building construction.The multi-level force transmission construction method comprises the steps that a supporting system space coordinate system is established by obtaining three-dimensional model data of a large-span beam structure; a multi-layer force transmission analysis model is established to divide a supporting system into four force transmission layers including a bottom die layer, a secondary keel layer, a main keel layer and a vertical rod layer, a force transmission path calculation equation set is used for analyzing the load transmission relation between the layers, and a disc buckle type steel pipe supporting frame body is erected to form a multi-layer force transmission network foundation structure. A bottom formwork secondary keel system and a main keel back ridge system are installed to establish a complete bearing system, the bearing capacity and deformation coordination of all force transmission paths are calculated through a force transmission efficiency evaluation equation set, and parameter adjustment and optimization are conducted; the technical problems that the force transmission path of a large-span beam formwork supporting system is not clear, and the load transmission efficiency between layers is low are solved.

The utility model provides a cement pipe tongue-and-groove sealing structure, which belongs to the technical field of cement pipes, and mainly comprises a connecting piece, a sealing ring, an auxiliary structural member, a flange plate and a bolt, the connecting piece is sleeved at the tongue-and-groove of the cement pipe, and the sealing ring is arranged between the connecting piece and the auxiliary structural member and is made of an elastic material; the groove of the auxiliary structural member is matched with the sealing ring to prevent the sealing ring from shifting; the flange plate is connected with the connecting piece through a bolt, and the positioning protrusion is used for abutting against the sealing ring and the auxiliary structural piece. During working, all the components are tightly attached through bolt connection, the sealing ring deforms under the action of pressure, gaps at the joint of rabbets and tongues of cement pipes are evenly filled, and the sealing function is achieved. The device is simple in structure, convenient to install and reliable in sealing performance, liquid or gas leakage can be effectively prevented, the stability of cement pipe connection is improved, and the service life is prolonged.

The utility model provides a formwork-free constructional column which comprises a plurality of prefabricated hollow bricks arranged in a laminated mode from top to bottom, the prefabricated hollow bricks which are adjacent in the vertical direction are spliced through rabbets to form a cavity which is through in the vertical direction, and the cavity is used for pouring constructional column concrete. The prefabricated hollow bricks comprise top-layer hollow bricks, middle-layer hollow bricks and bottom-layer hollow bricks, and the top-layer hollow bricks are provided with pouring openings used for pouring concrete. A cleaning opening is formed in the bottom hollow brick and used for cleaning the cavity; the middle hollow bricks are provided with connecting holes used for allowing tie bars to penetrate through so as to be connected with the masonry wall. The prefabricated hollow bricks are simple in structure and convenient to operate, the constructional column is formed by stacking the prefabricated hollow bricks in a wall building mode, constructional column formworks do not need to be additionally arranged, the construction technology is simplified, and the construction efficiency is improved; the prefabricated hollow brick is simple in manufacturing process and high in production efficiency, and the manufacturing cost is remarkably reduced; the overall structure is stable in connection and accurate in positioning, and the appearance quality of the constructional column is ensured.

The utility model relates to the technical field of indoor decoration, and provides an access ceiling joist device which comprises an access ceiling plate and ceiling assemblies distributed on the two sides of the access ceiling plate. The suspended ceiling assembly comprises a lead screw and a keel assembly. The keel assembly comprises a first connecting piece and a first keel; the first connecting piece is connected with the first keel in a buckled mode, and a supporting rib is arranged at the side end of the first keel. A rabbet is formed in the side end of the access ceiling plate, and the supporting ribs are embedded into the rabbet. The screw rod is in threaded connection with the keel assembly, so that the height of the keel assembly is adjustable, and different mounting requirements can be met; and the supporting ribs are embedded into the rabbets of the access ceiling plate to support the access ceiling plate, so that the access ceiling plate is quickly and conveniently mounted.

This process is used for machining conical wooden workpieces with longitudinal sides that are angled to each other and curved along their length. A first planing tool is used to plane one longitudinal side along the curve of that side, while a second planing tool is used to plane the opposite longitudinal side (in the direction of travel) along this same curve, overlapping the two planes to achieve the desired taper. This is accomplished by adjusting the position of the second planing tool relative to the first, perpendicular to the workpiece's direction of travel, as the workpiece passes through the machine. The longitudinal sides of the workpiece are planed in such a way that they retain their curve after the planing process. Because the machining process follows the curvature of the workpiece, minimal wood waste is generated, resulting in optimal wood yield.

The utility model relates to a back ridge and flue formwork system for preventing water seepage and smoke leakage of a flue, the back ridge comprises a mounting part arranged in a first cavity of a flue main formwork, the bottom surface of the mounting part abuts against a panel of the flue main formwork, and the upper edge of the mounting part does not exceed a side plate of the flue main formwork; each limiting part is arranged on the upper edge of the mounting part and extends towards the two sides from the mounting part, the limiting parts span the side plates of the flue main formwork and the side plates of the adjacent flue corner formworks on the two sides, and the tail ends of the limiting parts can limit the flue corner formworks. The mounting part is arranged in the first cavity of the flue main formwork, most structures of the back edges are embedded into the main formwork, the back edges are designed in a hidden mode, and the back edges are suitable for a narrower space, so that the moving space is larger, and convenience is brought to follow-up formwork disassembly; the flue corner formworks are limited, the formworks are reinforced and prevented from being staggered, and the flue corner formworks on the two sides and the flue main formwork in the middle are connected into a whole.

The invention relates to a tongue-and-groove-steel sleeve-prestress connection anti-bending joint for a full-fabricated concrete beam. The tongue-and-groove-steel sleeve-prestress connection anti-bending joint comprises a prefabricated concrete notch beam section, an externally-wrapped thin steel sleeve and post-tensioned prestressed steel bars. The two sections of precast beams are connected into a whole through transverse rabbets at the ends of the beam sections, steel-encased sleeves arranged at the end connecting areas, prestressed steel bars in prestressed ducts and the like to form the node overall connecting rigidity, and the rigidity of the whole-span beam structure and the continuity of internal force transmission are achieved. The technical advantages of flexibility, repeatability, replaceability and the like of tongue-and-groove structures, bolt joints, steel-encased sleeves and prestress connection construction are fully utilized, the comprehensive performance is good, longitudinal stressed steel bars at the beam end of the vertical joint face of the tongue-and-groove are discontinuous and do not appear or are embedded or overlapped, and the problems that in the prior art, the standardization degree is low, the structure is complex, and the construction cost is high can be effectively solved. The problems of low bearing capacity, high assembly precision requirement, high quality control difficulty, poor recoverability, repeatability and replaceability, incapability of adapting to extreme weather conditions and the like are solved.

The invention relates to a building system based on fabricated concrete blocks, comprising: a plurality of fabricated concrete blocks, each fabricated concrete block comprising a splicing wall and a sandwich block arranged between at least two splicing walls; a tenon is arranged at the first end of each splicing wall in the vertical direction, a rabbet is formed in the second end of each splicing wall, and any two adjacent fabricated concrete blocks in the vertical direction are connected through the tenons and the rabbets; the sandwich blocks are arranged in the vertical direction and arranged in the middle areas of the spliced walls connected with the sandwich blocks, a vertical steel bar limiting hole is formed between any two sandwich blocks in the vertical direction, and a horizontal steel bar limiting hole is formed between any two adjacent sandwich blocks in the horizontal direction. Wherein vertical reinforcement cages are arranged in at least part of the vertical reinforcement limiting holes in a penetrating mode, horizontal reinforcement cages are arranged in all the horizontal reinforcement limiting holes in a penetrating mode, and sand aerated concrete is poured into all the vertical reinforcement limiting holes and all the horizontal reinforcement limiting holes.

The utility model discloses a prefabricated truss concrete structure assembly type fence and sound insulation wall. The prefabricated truss concrete structure assembly type fence and sound insulation wall comprises a plurality of truss concrete wall column units prefabricated in a factory and a plurality of truss concrete wall plate units prefabricated in the factory and arranged between the adjacent truss concrete wall column units. Each truss concrete wall plate unit comprises a concrete plate and a plurality of connecting plates I, a plurality of sound insulation quantity reduction holes are formed in each unit at intervals, and the upper end and the lower end of each truss concrete wall plate unit are further provided with a water retaining upper rabbet and a water flooding lower rabbet respectively. A wallboard steel truss and an anti-crack steel mesh are arranged in the concrete slab, and the connecting plate I is installed on the wallboard steel truss. The truss concrete wall column unit comprises a concrete column and a plurality of connecting plates II, a wall column steel truss and an anti-crack steel mesh are arranged in the concrete column, and the connecting plates II are mounted on the wall column steel truss. The wall plate units and the wall column units are connected through connecting plates. The assembling degree is high, the structure is safe, and parts can be directly detached, can be partially replaced and can be repeatedly used.

The utility model discloses an adjustable arc-shaped formwork which comprises an arc-shaped formwork body arranged between a vertical formwork body and a horizontal formwork body, an isolation layer used for being attached to concrete is arranged on the inner surface of the arc-shaped formwork body, and a reinforcing mechanism is arranged on the outer side of the arc-shaped formwork body. The reinforcing mechanism comprises two first back ridges and a plurality of second back ridges which are arranged on the outer surface of the arc-shaped formwork, and an iron chain used for tightly hooping the arc-shaped formwork is connected between the two first back ridges. The arc-shaped template comprises a plurality of thick aluminum plates and thin aluminum plates which are connected in a staggered mode. By arranging the thick aluminum plates and the thin aluminum plates which are connected in a staggered mode, the arc-shaped formwork can be bent conveniently by bending the thin aluminum plates, by arranging the arc-shaped formwork, the vertical formwork and the horizontal formwork can be combined conveniently to form a formwork with a radian, and therefore walls with different radians can be constructed.

The invention provides a heat-preservation multi-ribbed composite shear wall structure adopting ultra-high performance concrete (UHPC) to prefabricate a reinforced frame in a large holed area and a construction method of the heat-preservation multi-ribbed composite shear wall structure. According to the structure, a prefabricated UHPC reinforcing frame unit is arranged on the edge of a hole and reliably connected with a double-layer concrete panel and a dense rib heat preservation frame through concave-convex groove rabbets, shear teeth are arranged in grooves, outwards-extending steel bars are embedded in the grooves, and an enhanced hole stress edge area is constructed. The UHPC reinforced frame has the characteristics of high strength and high toughness, and adopts a gradient transition design with a common concrete wallboard, so that the problems of stiffness mutation and stress concentration of the hole are effectively relieved, initial cracking of the crack is delayed, and the toughness and durability of the structure are improved. The structure is high in prefabrication degree, the traditional ribbed beam thickening requirement is omitted, the light weight degree and the transportation and hoisting efficiency of the wall body are remarkably improved, and the industrial assembly type construction requirement is met. And meanwhile, the structure performance and the heat preservation integrated effect are considered, and the structure is suitable for building envelope systems with large holes in high-rise residences and public buildings.

The invention provides a magnetic shielding panel measuring and positioning tool which comprises a tool base body installed on a magnetic shielding panel section bar, and the tool base body comprises a reference seat and a measuring assembly detachably connected to the upper portion of the reference seat. An inserting part is arranged at the bottom of the reference seat, and is matched with a tongue-and-groove of the profile to form a measuring reference; the measuring assembly comprises a vertical stand column and spacing measuring pieces symmetrically arranged on the two sides of the stand column. The spacing measuring piece can slide along the height direction of the stand column, and the measuring end extends to the upper surface of the magnetic shielding panel. According to the scheme, the insertion part at the bottom of the tool base body is in small clearance fit with the rabbet of the profile to form a stable measurement reference, and precise positioning is achieved by combining the bilateral spacing measurement pieces symmetrically arranged on the vertical stand column. The height of the distance measuring piece can be longitudinally adjusted to extend to the upper surface of the panel, the influence of an installation inclination angle is eliminated through a self-adaptive structure, the operation difficulty of constructors is remarkably reduced while the precision is ensured, and the core defect that the adaptability to complex working conditions is insufficient in the prior art is overcome.

The utility model discloses a floor slab connecting structure which comprises a plurality of prefabricated slabs, the two sides of each prefabricated slab are provided with a rabbet and a tenon respectively, the prefabricated slabs are connected end to end through the rabbets and the tenons in a matched mode, the rabbets are provided with first through holes, and the tenons are provided with second through holes corresponding to the first through holes; a third through hole corresponding to the second through hole is formed in a top plate of the first T-shaped beam, and the first T-shaped beam is connected to the bottom of the tenon through a bolt; the first T-shaped beam and the second T-shaped beam are connected and spliced through bolts to form an I-shaped beam. A part of the beam body, namely the first T-shaped beam, is arranged on the prefabricated slab on the ground on site, and the prefabricated slab is in right-angle butt joint with the second T-shaped beam when being in butt joint in the air, so that the construction efficiency of butt joint of the prefabricated slab and the beam body is improved, and butt joint of a floor slab and a frame column can be rapidly completed.

The planing device comprises a machine table, a spiral roll shaft planing tool and a portal frame, and automatic board conveying mechanisms are symmetrically arranged on the portal frame and located above the machine table; the automatic wood board conveying mechanism comprises a base plate, a driving roller shaft, a driven roller shaft, a transmission belt arranged on the driving roller shaft and the driven roller shaft in a sleeving mode and multiple sets of wood pressing mechanisms evenly arranged along the path of the transmission belt. The wood pressing mechanism comprises an L-shaped plate, a plank side pressing head, a plank upper pressing plate and a connecting rod assembly, the L-shaped plate is fixed to the transmission belt, the plank side pressing head is horizontally and slidably arranged on the vertical section of the L-shaped plate, the plank upper pressing plate is vertically and slidably arranged on the horizontal section of the L-shaped plate, a first spring is arranged in the vertical section, and the connecting rod assembly is connected with the plank side pressing head and the plank upper pressing plate; according to the wood board bottom planing device, wood boards with different thicknesses, widths and lengths can be automatically pressed and conveyed under constant pressure, and planing of the bottoms of the wood boards is achieved.

The utility model discloses a sliding door hooked rabbet with a locking structure and a panoramic sliding window, and belongs to the technical field of doors and windows. The sliding door hooked rabbet with the locking structure comprises a hooked rabbet body, a hooking part, a locking part, a bolt part and an operation part. The hooked rabbet body is provided with a fixing clamping groove used for fixing glass. The hooking part is arranged on the hooked rabbet body; the locking part is arranged on the side, away from the hooking part, of the hooked rabbet body, and the locking part is provided with a containing cavity; the bolt part is arranged in the accommodating cavity in a lifting manner; one end of the operation part is arranged on the locking part, the other end of the operation part extends into the containing cavity to abut against the bolt part, and the operation part can drive the bolt part to extend out of or retract into the containing cavity. According to the sliding door hooked rabbet with the locking structure, occupation of the locking structure on the width size of a door leaf cavity can be reduced, and therefore the panoramic effect of a panoramic sliding door is enhanced.

The invention relates to the technical field of building formworks, in particular to a novel fair-faced building structure formwork which comprises four wood formworks, the four wood formworks form a reinforced concrete pile pouring space, the thickness of each wood formwork is 15 mm, external corner strips are arranged at the adjacent corners of the four wood formworks, stainless steel plates are installed on the inner sides of the wood formworks through countersunk bolts, and the stainless steel plates are connected with the external corner strips through bolts. According to the invention, a common wood formwork is adopted to cover a stainless steel plate to serve as a panel, the back ridges are replaced by galvanized steel pipe back ridges, and the galvanized steel pipe back ridges, the square pipe buckles, the connecting assemblies and the fixing assemblies are connected to form an integral structure; the problems of overlarge self weight, difficulty in form removal, deformation of back ridges, easiness in damage of formworks and the like are solved, the technical effects that the number of technical workers is reduced by 70%, the construction efficiency is improved by 40%, and the cost is saved by 50% are achieved, and compared with traditional steel forms and plastic-coated formworks, the technical effects can be achieved through practical engineering verification.

The utility model discloses a connecting structure for a concrete beam and a steel cover plate, which comprises concrete beam edge protection angle steel arranged on the bottom surface of a rabbet of the concrete beam and a steel plate folding piece arranged on the top surface of the rabbet of the concrete beam, and the end part of the steel cover plate is lapped on the concrete beam edge protection angle steel. The whole steel plate folding piece is of an inverted-U-shaped structure, and the two ends of the bottom of the steel plate folding piece are fixedly connected with the concrete beam edge protection angle steel located at the tongue-and-groove positions of the two ends of the concrete beam in the width direction correspondingly. According to the connecting structure for the concrete beam and the steel cover plate, the steel cover plate is placed on the concrete beam on the basis of an existing structure, and the corresponding steel plate folding piece and the protective edge angle steel are additionally arranged according to the tongue-and-groove type of the concrete beam; the overall attractiveness and practicability, caused by construction errors, of the steel cover plate placed on the concrete beam are effectively improved.

The utility model relates to the technical field of civil engineering, in particular to a tunnel inverted arch part structure adopting prefabricated ditches, which comprises a central ditch and side ditches, the central ditch and the side ditches are prefabricated parts, leveling mortar is arranged at the bottom of the central ditch, the side ditches are arranged on the sides of the central ditch, and the side ditches are in limited connection with tunnel segments through positioning anchor bolts. The central ditch is communicated with the side ditches through drainage pipes, and concrete is backfilled and poured at the inverted arch part of the tunnel segment between the central ditch and the side ditches. The utility model has the advantages that the groove adopts a high-precision prefabricated part, the quality of a single part is controllable, and the groove is connected by bolts on site without binding reinforcing steel bars and erecting templates, so that the labor and the working hours are saved, and the construction efficiency can be greatly improved; a rubber gasket water stop strip is adopted at the joint of the groove, so that the anti-seepage performance is excellent; the grooves are prefabricated, the tongue-and-groove positions of the grooves are high in flatness, after a covering plate is arranged on the grooves, the covering plate is flat, straight and free of shaking, and when the side ditch top serves as an evacuation or overhaul channel, the comfort degree and the safety degree are higher.

The utility model discloses a pressure pipeline pressure bearing detection device which comprises a workbench, a containing cavity is formed in the workbench in a penetrating mode, two sets of notches with upward openings are formed in the containing cavity, the inner walls of the notches are rotationally connected with two-way lead screws, and the positions of different spiral lines of the two-way lead screws are connected with clamping plates in a penetrating and threaded mode respectively. A supporting base plate is slidably connected to the center of the workbench, and an adjusting lead screw is in threaded connection with the interior of the supporting base plate. A limiting plate is fixedly connected to the outer surface of the end, close to the rotating handle, of the workbench, a sliding block is slidably connected into the limiting plate, and a transparent plate is fixedly connected to the top of the sliding block. According to the pressure pipeline pressure-bearing detection device, the distance between a pressure pipe fixing point and a pressure base plate is far, so that the influence of a clamping plate on the pressure test of a pressure pipe is reduced, the pressure detection structure is more accurate, and meanwhile, a transparent plate is mounted above the workbench, so that the purpose of shielding fragments of the pressure pipe is achieved.

The utility model discloses an assembly type heat preservation and sound insulation composite floor slab, which belongs to the technical field of constructional engineering and comprises a floor slab body, the floor slab body comprises a base layer, a heat preservation and sound insulation layer, an anti-crack layer and a surface layer, the base layer is fixedly connected with the heat preservation and sound insulation layer, the heat preservation and sound insulation layer is fixedly connected with the anti-crack layer, and the anti-crack layer is fixedly connected with the surface layer. According to the assembly type heat preservation and sound insulation composite floor slab, the closed-cell foam plastic cavities can effectively reduce heat conduction, reduce indoor and outdoor heat exchange and reduce building energy consumption, the sound absorption board cavities absorb sound energy, all layers are tightly connected to reduce gap sound leakage, the blocking capacity for air sound and impact sound can be effectively improved, and the sound insulation effect is good. The anti-crack layer buffers stress, protects the internal structure, reduces cracks, prolongs the service life of the floor slab, is firm in interlayer connection, enhances integrity and stability through tongue-and-groove connection, effectively transmits and bears loads, and guarantees building safety.

The novel ostomy bag comprises a bag body, a bonding piece is arranged on the rear side of the bag body, a connecting pipe is connected to the bonding piece in an inserted mode, the front end of the connecting pipe penetrates through the bag body and is sleeved with a pressing ring and a drainage pipe, a tightening hoop is arranged on the edge of the outer side of the drainage pipe in a sleeved mode, and the tightening hoop is connected with the bag body in an inserted mode. According to the novel ostomy bag for leaking liquid around the postoperative drainage tube, in order to guarantee the sealing performance between the drainage tube and the connecting tube, the friction force between the connecting tube and the drainage tube can be reduced through the arrangement of the fixing ring, then the first shifting block and the second shifting block are pinched, and the drainage tube can be connected with the connecting tube through the tightening hoop. The inner ring of the tightening hoop is enlarged, the tightening hoop is arranged at the joint of the drainage tube and the connecting tube in a sleeving mode, then the acting force on the first shifting block and the second shifting block is released, the tightening hoop clamps the drainage tube, the drainage tube is prevented from being separated from the connecting tube, and therefore stability is improved.

The application relates to a glass assembly, a vehicle door and a vehicle, comprising a glass; a rabbet connected to the edge of the glass, the rabbet having a convex package, the convex package being provided with a communicating accommodation cavity and a first window; a first insert provided in the accommodation cavity, the first insert being provided with a communicating mounting cavity and a second window, the second window being exposed to the first window and being used for being arranged towards the rear side of the vehicle; and an image acquisition device provided in the mounting cavity, and a lens of the image acquisition device being exposed to the second window. The image acquisition device is well integrated into the convex package and the first insert, and a traditional support rod is omitted, the height of the convex package protruding from the side of the vehicle is small, so that the overall vehicle width is not excessively increased, the passing performance of the vehicle is improved, in addition, the windward area of the convex package is small, the wind resistance is also small, and thus the overall vehicle fuel consumption can be effectively avoided from being increased, and the driving economy is improved.

The utility model discloses a handle hooked rabbet for an aluminum alloy sliding door. The handle hooked rabbet comprises a frame and the sliding door. By means of the hidden design, the special-shaped plate is arranged in the mounting groove, so that the situation that the special-shaped plate is accidentally touched by an external object and consequently the state of the sliding door and the frame is invalid after the sliding door and the frame are combined is avoided, the stability of the sliding door and the frame after the sliding door and the frame are combined through the wedge-shaped block and the conical plate is guaranteed, and when a user needs to displace the sliding door, the sliding door and the frame can be fixed conveniently. When the sliding door is moved, a user only needs to penetrate fingers through the insertion holes to extrude the special-shaped plate, so that the wedge-shaped block and the conical plate are staggered, then the sliding door is transversely pulled, and the position of the sliding door can be moved. Through the action of magnetic attraction, when the wedge-shaped block and the conical plate are combined, the wedge-shaped block and the conical plate can be in a tight fit state through magnetic attraction force generated by the magnetic strip and the magnetic ring, the stable effect of the combination of the sliding door and the frame is further improved, and in addition, through the design of multiple sealing functions, the sliding door and the frame can be combined more stably. And the mute effect after the sliding door is closed is ensured.

The invention relates to the technical field of external window anti-seepage construction, and particularly discloses an external wall window opening capillary conduit auxiliary drainage tongue-and-groove plastering structure and a construction method.The external wall window opening capillary conduit auxiliary drainage tongue-and-groove plastering structure comprises a concrete structure layer, a formwork system, a tongue-and-groove pressing strip assembly, a window auxiliary frame assembly, a tongue-and-groove plastering system and a capillary conduit array; the tongue-and-groove pressing strip assembly is fixed to the inner surface of the formwork system, and a concrete structure layer with a step-shaped tongue-and-groove and a tooth-shaped groove is formed after concrete is poured. The window auxiliary frame assembly is fixed to the tooth-shaped groove in a matched mode through the auxiliary frame fixing piece. The tongue-and-groove plastering system covers the outer side of the auxiliary frame and a tongue-and-groove gap, and the capillary guide pipe array is arranged on the outer surface of the tongue-and-groove plastering system, so that an integrated solution of outer window opening tongue-and-groove forming, auxiliary frame fixing and efficient drainage is achieved.

The utility model discloses multi-angle grinding equipment for special-shaped metal parts, which relates to the technical field of special-shaped metal part grinding and comprises a machine table, a transverse guide rail is mounted in the middle of the machine table, and a grinding mechanism for grinding the special-shaped metal parts is slidably connected to the top surface of the transverse guide rail. An adjusting assembly used for adjusting multi-angle grinding of the grinding mechanism is installed on one side of the grinding mechanism and comprises an extension plate, the extension plate is arranged on the upper portion of the transverse guide rail, a notch plate is installed on one side of the extension plate, and a servo motor is installed on the top face of the notch plate. And a threaded rod is mounted at the bottom end of the servo motor. Through precise transmission of the servo motor and the threaded rod and linkage of the telescopic rod and the mounting rod, longitudinal angle adjustment of the grinding belt is achieved, and the grinding belt can be accurately matched with a complex curved surface of a special-shaped part.

The utility model provides a prefabricated concrete trough plate externally-hung wall plate. The prefabricated concrete trough plate externally-hung wall plate comprises a heat preservation material, a prefabricated concrete trough plate, a keel connecting piece and a sleeve connecting piece. An embedding groove for embedding the thermal insulation material in a matching manner is formed in the prefabricated concrete groove-shaped plate; a plurality of keel connecting pieces are pre-buried in the prefabricated concrete trough plate, and the decorative panel is mounted on the prefabricated concrete trough plate through a keel system; a plurality of sleeve connecting pieces are pre-buried in the precast concrete trough plate, and the precast concrete trough plate externally-hung wall plate is fixedly connected with the main body structure through the sleeve connecting pieces and the pre-buried connecting pieces; rabbets are formed in the tops and the bottoms of the prefabricated concrete trough plates, so that the two prefabricated concrete trough plate externally-hung wall plates are vertically spliced through the rabbets which are high inside and low outside, and the multiple prefabricated concrete trough plate externally-hung wall plates are upwards spliced to a parapet wall from the bottom layer of the main body structure. The utility model relates to the technical field of fabricated buildings, and can solve the problem that a prefabricated wallboard in the prior art is difficult to realize light weight, modularization and reconfiguration at the same time.

The present application provides a kind of light composite wallboard side wall concave-convex tenon side milling equipment and method, including fixed base, first longitudinal moving base and several transverse moving bases are connected on fixed base, and several transverse moving bases are slidably connected with second longitudinal moving base;Conveying device is installed on transverse moving base by support assembly and can move synchronously with transverse moving base;Positioning device is arranged in the inside of conveying device;Two milling devices are located at the two sides of conveying device, one of which is connected with first longitudinal moving base and moves synchronously with first longitudinal moving base, and the other is connected with second longitudinal moving base and moves synchronously with second longitudinal moving base, and milling device is used for milling out tenon or groove on the long side wall of wallboard.The present application is a kind of side milling equipment for light composite wallboard side wall concave-convex tenon milling, which can efficiently mill out tenon or groove on the long side wall of wallboard, meet industrialized mass production, and is worth promoting.

The present invention relates to the assembly of panel furniture (bookshelves, cabinets, kitchen units, office furniture, etc.), and in particular to an apparatus used to secure panels produced on CNC router machines for assembling them perpendicularly to one another, characterized in that it comprises the main body type 1 (3) comprising the elements of the lower base (3.4) which is placed by being slid horizontally along the x- axis into the said rabbet (F) and formed as a result of body channels (3.9) drilled on both edges using the milling method, the saw tooth part (3.5) which prevents the apparatus from moving forwards by increasing the frictional effect on the walls of the said rabbet (F), the screw hole (3.3) which allows the seating of the said minifix screw (2), female part (3.7) with three legs formed in the y-direction at the bottom of the fitting surface (3.6), the alignment protrusions (3.2) formed above and below the said screw hole (3.3), the main body cap (3.1) which fits over the edges of the chamfer (P) and ensures centering, and center hole (3.10) which allows chip dust to accumulate under the body; the auxiliary body type 1 (4) comprising the elements of flanks (4.2) which are assembled by moving in the y-axis direction towards the said fitting surface (3.6) such that the said alignment protrusions (3.2) are seated via the opening (4.1) and which exert pressure on the side walls of the said alignment protrusions (3.2), lock hole (4.3) which allows the insertion of the said locking apparatus (5), serrated surface (4.4) which increases the attachment strength of the body to the pressing panel (A), the male part (4.5) which provides clamping in the x-axis by passing over the said female part (3.7), and auxiliary body cap (4.6) fitted on the edges of the chamfer (P); and cover type 1 (6) concealing the body by being placed on the said auxiliary body type 1 (4).

The utility model discloses a moisture-proof solid wood composite floor which comprises a floor body, two long sides of the floor body are respectively provided with a rabbet and a tenon, a first waterproof layer is arranged on the outer side of the rabbet, a second waterproof layer is arranged on the outer side of the tenon, two short sides of the floor body are also provided with a third waterproof layer, and the first waterproof layer, the second waterproof layer and the third waterproof layer are all polyurethane coatings. The moisture-proof capability of the side edge of the floor body is improved. The floor body comprises a wear-resistant waterproof layer, a wood skin layer, an upper aluminum foil layer, a buffer layer, a board core layer, a lower aluminum foil layer, a reinforcing layer, a bottom supporting layer, a noise reduction layer and an anti-reflection layer. The wear-resistant waterproof layer guarantees daily wear resistance and reduces wear, the wood skin layer presents natural textures and has good moisture-proof capacity, and the upper aluminum foil layer and the lower aluminum foil layer effectively block moisture in the vertical direction, so that the moisture-proof capacity of the whole composite floor is improved, and the whole durability of the floor is improved.