135 results about "Keel structure" patented technology

The invention relates to the technical field of building curtain wall keel structure design, and discloses a curtain wall keel structure intelligent optimization design method, which comprises the following steps: firstly, obtaining geometric parameters, load distribution data and material performance indexes, and verifying the geometric parameters, the load distribution data and the material performance indexes; analyzing the verified data to generate multi-dimensional structure characteristic parameters, and constructing a structure optimization reference model; keel structure data are verified in real time according to the model, and abnormal matching of node displacement and stress distribution is quantitatively evaluated; according to a verification result, generating a structural anomaly index to judge a design defect; and when defects exist, optimization design schemes including keel section adjustment, node reinforcement and the like are automatically generated and sequenced. According to the method, multiple factors are comprehensively considered, multi-objective optimization is achieved, the curtain wall keel structure design quality and efficiency can be improved, the structure safety is guaranteed, and the cost is reduced.

The utility model relates to the technical field of curtain wall structures, in particular to a unit type partition wall system free of accessory assembly, which comprises at least two vertical keels and transverse keels transversely arranged between the two adjacent vertical keels, and the end faces of the sides, facing the transverse keels, of the vertical keels are connected and locked with the vertical keels in an inserted mode. Wherein the vertical keels comprise a first vertical keel and a second vertical keel, two opposite end surfaces of the first vertical keel are respectively a convex part and a concave part, the cross section of the second vertical keel is I-shaped, and concave surfaces on two sides of the second vertical keel are matched with the concave part of the first vertical keel in an inserting manner. By means of the mode that the transverse keels and the vertical keels are directly connected in a lap joint mode, installation can be rapidly completed, finally, fastening is conducted only through screws, the keel structure has the advantages of being easy to install and low in cost, and in addition, when the whole keel structure is assembled in a factory or on site, fixing between the transverse keels and the vertical keels can be rapidly completed.

The utility model discloses a stone needle microneedle patch with a keel structure, which comprises a patch layer, a stone needle is arranged at the center of the patch layer, the stone needle comprises a stone needle table and a stone needle head, and a plurality of keels are arranged on the stone needle head. The keels stimulate the peripheries of the acupuncture points, the acupuncture points and the peripheries of the acupuncture points can be effectively stimulated, the overall physical therapy effect is improved, a pattern-shaped groove is formed after physical therapy, and the attractiveness is higher.

The present invention belongs to the technical field of keels, and particularly relates to an assembled keel structure, which includes a longitudinal beam layer and a hoisting component for hoisting the longitudinal beam layer. There are several hoisting components, and several hoisting components are distributed in a rectangular array. The longitudinal beam layer includes longitudinals distributed at equal intervals. A first connecting component is fixedly connected inside the longitudinal beam and is distributed at equal intervals along the length direction of the longitudinal beam. The longitudinal beam is snap-connected to the bottom end of the hoisting component through the first connecting component. A second connecting component is arranged at the bottom end of the longitudinal beam layer and is distributed at equal intervals along the length direction of the longitudinal beam. In the present invention, the longitudinal beam is snap-mounted with the hoisting component through the first connecting component. During installation, only the rectangular block needs to be passed through the rectangular groove and then rotated to achieve connection, which is convenient for installation and improves the installation efficiency. The cross beam is snap-mounted with the longitudinal beam through the second connecting component, further improving the installation efficiency. No harmful substances are generated during the installation process of the entire keel.

The utility model discloses a suspended ceiling side keel installation structure which comprises a suspended ceiling plate and a plurality of side keels installed on the side edge of the suspended ceiling plate, each side keel is of an L-shaped keel structure composed of a side keel vertical part and a side keel transverse part, and the side keel transverse parts are located below the suspended ceiling plate to support the suspended ceiling plate. The vertical part of the side keel is provided with a buckle structure, the side edge of the suspended ceiling plate is provided with a clamping part matched with the buckle structure, the side keel is connected with the clamping part of the suspended ceiling plate in a buckled mode through the buckle structure, and the side edge of the buckle structure on the side keel is provided with a crack stopping groove. The suspended ceiling plate is simple in structure, the suspended ceiling plate can be buckled only by slightly buckling the suspended ceiling plate downwards with force during installation, the suspended ceiling plate and the edge keel can be released only by pushing the edge of the suspended ceiling plate upwards with force when the suspended ceiling plate needs to be disassembled, and the suspended ceiling plate and the edge keel are easy and convenient to install and disassemble.

The keel structure suitable for the multi-angle curtain wall comprises a U-shaped adapter, a T-shaped adapter, a keel, a support and a fastener, one end of the U-shaped adapter is fixedly connected to a main body steel structure, the other end of the U-shaped adapter is connected with the keel through the T-shaped adapter, the side, away from the T-shaped adapter, of the keel is wrapped in the support, and the fastener is arranged on the T-shaped adapter. The T-shaped adapting piece is arranged at the upper end of the keel, the U-shaped adapting piece is arranged at the lower end of the T-shaped adapting piece, the T-shaped adapting piece is arranged at the lower end of the T-shaped adapting piece, the supporting seat can rotate with the keel as the center, the angle of the supporting seat can be adjusted, and a fastener for fixing the keel and the supporting seat into a whole is further arranged at the lower end or the upper end of the supporting seat. A main body steel structure and a curtain wall can be connected only through the U-shaped adapting piece, the T-shaped adapting piece, the keel, the supporting seat and the fastener; installation is convenient and fast, and stability is good; the supports are rotationally adjusted with the keels as the centers, multi-directional adjustment between the supports and the keels is achieved, and the multi-angle installation requirement of the curtain wall is met.

The application provides a positioning pre-control assembly, which comprises a positioning tool and a clamp. The positioning tool comprises a quadrilateral structure, which comprises a first side and a second side, and the first side and the second side are used for abutting against the inner edge of a secondary keel; the clamp is used for fixing the positioning tool on the secondary keel and comprises a first fixing strip, a second fixing strip, a first connecting part and a second connecting part. The first connecting part and the second connecting part are respectively located on the two sides of the secondary keel along the X-axis direction and are used for clamping the first fixing strip and the second fixing strip in the Z-axis direction, the first fixing strip and the second fixing strip extend along the X-axis direction and jointly exert a clamping force along the Z-axis direction on the secondary keel and the first side or the second side. The positioning pre-control assembly can effectively reduce the spacing error between two secondary keels, can stably support the keel structure and is convenient for subsequent pre-punching on the secondary keel. The application also provides an aluminum plate curtain wall positioning pre-control method.

The present invention belongs to the technical field of building workpieces, and specifically relates to an adjustable connector between a light steel keel exterior wall and a main body, comprising an exterior wall and a keel structure, wherein the side wall of the exterior wall is fixedly connected to the connector via expansion bolts, and the keel structure is fixedly installed on the outside of the exterior wall via the connector, and one end of the connector is provided with a first adjustment structure for adjusting the position of the connector horizontally and vertically, and one side of the connector is provided with a second adjustment structure for adjusting the position of the keel structure horizontally and laterally. In the present invention, when adjusting the position of the connector horizontally and vertically, the first strip hole moves along the expansion screw, while the position in other directions remains unchanged, the keel structure moves along the second strip hole to a horizontal and laterally position, and the keel structure moves along the third strip hole to adjust the position in the vertical direction. When the keel structure adjusts its position in one direction alone, its position in the direction remains unchanged, facilitating high-precision adjustment of the position of the keel structure.

The utility model provides an aluminum plate curtain wall keel structure, and relates to the technical field of building outer wall decoration structures, the aluminum plate curtain wall keel structure comprises an embedded part, a vertical keel and a horizontal keel, the front side of the embedded part is provided with an I-beam extending forwards, the I-beam is provided with a horizontal groove hole extending horizontally, the vertical keel is provided with a vertical groove hole, and the horizontal groove hole is provided with a horizontal groove hole extending horizontally. The horizontal slotted hole and the vertical slotted hole piece are connected with a connecting assembly, the connecting assembly comprises a connecting bolt, a nut sleeve and a positioning beam plate, one end of the positioning beam plate is inserted into the vertical slotted hole in a horizontal sliding mode, and the two ends of the positioning beam plate abut against and are clamped to the vertical keel and the I-shaped beam respectively. The positioning beam plate abuts against and is clamped on the I-shaped beam and the vertical keel, so that the installed vertical keel and the I-shaped beam can be clamped and locked, and the vertical keel is prevented from sinking relative to the embedded part.

The utility model discloses a quick assembly keel structure for an assembly type light partition wall, which comprises a main frame, a plurality of connecting pieces and a plurality of connecting pieces, the vertical beams are vertically arranged in the main frame at intervals; the locking piece comprises a locking pipe, a locking plate, a mounting plate and a locking hook, the locking pipe is vertically connected to the vertical beam in a sliding mode, the locking plate is horizontally arranged at the end of the vertical beam, the mounting plate is horizontally arranged on the main frame, and the locking hook is arranged on the mounting plate and used for penetrating through and hooking the locking plate; the cross beams are horizontally arranged between the main frame and the vertical beams and between the adjacent vertical beams, insertion rods are arranged at the two ends of each cross beam, and insertion holes allowing the insertion rods to be inserted are formed in the main frame and the vertical beams. The sliding type locking pipes are arranged at the two ends of the vertical beams and matched with the locking hooks fixed in a clamped mode, so that the vertical beams are rapidly installed and fixed, meanwhile, the cross beams fixed in an inserted mode are adopted, rapid fixing of the cross beams is achieved, welding-free installation and fixing of the whole keel are completed, and the effect of improving construction efficiency is achieved.

The terminal keel structure construction device comprises a base, a fourth motor is fixedly mounted at the top of the base, a rotating shaft is rotatably mounted at the top of the base, a second gear fixedly sleeves the rotating shaft, and a connecting plate fixedly sleeves the top end of the rotating shaft; and an output shaft of the fourth motor is fixedly sleeved with a first gear engaged with the second gear, two mounting plates and a fixing plate are fixedly mounted at the top of the connecting plate, and a guide wheel is rotationally mounted on the fixing plate. The terminal building keel structure construction device is simple in structure and convenient to use, a keel for building a terminal building structure main body is conveniently and rapidly positioned and fixed, hoisting construction is facilitated, in the winding process, a reciprocating line pressing structure is utilized, so that a cable does not jump, the winding stability is improved, stable hoisting is facilitated, and the construction efficiency is improved. And construction of the terminal structure main body is facilitated.

The utility model discloses a bevel lamp trough keel structure, and relates to the technical field of suspended ceilings. The bevel lamp trough keel structure comprises a keel body, a lampshade fixing protrusion and a mortise and tenon joint assembly connecting part. Wherein the keel body comprises a first end, a second end and a main body connected between the first end and the second end, the first end of the keel body extends in the first direction, and the first side face of the first end of the keel body is a plane and used for being attached to support a gypsum board extending in the horizontal direction; the lampshade fixing protrusion is located at the second end of the keel body and used for installing a lampshade. And the mortise and tenon assembly connecting part is located at the second end of the keel body and used for mortise and tenon connection to be assembled on the bearing keel, and the ceiling speed is effectively increased by using the keel structure.

The utility model relates to the technical field of building construction, in particular to a length-adjustable keel structure. The two L-shaped frameworks are in lap joint, the lap joint length of the two L-shaped frameworks is adjusted, a keel structure with the adjustable length is formed, the two long edges are firmly connected together through the hoop assembly, the bending resistance of the two L-shaped frameworks is greatly improved through the limiting rod, the limiting rod is inserted into the short edge of the other L-shaped framework, and therefore the length of the two L-shaped frameworks can be adjusted. The horizontal position of the limiting rod is limited through the abutting assembly, the limiting rod is prevented from retreating, meanwhile, the stability of the middle position of the limiting rod is improved, the rear end of the limiting rod and the long edge are clamped and fixed through the locking piece, and the stability of the limiting rod is further improved.

The utility model belongs to the technical field of sandwich external wall panels, and discloses a metal rock wool sandwich panel external wall connecting node which comprises a keel structure, a plurality of metal rock wool sandwich panels spliced in sequence and a plurality of self-tapping screws. The keel structure is arranged on the wall body structure, the metal rock wool sandwich panels which are sequentially spliced are arranged on the keel structure in an overlapped mode, a mounting cavity is formed in the metal panel in a surrounding mode, the mounting cavity is filled with rock wool, a first connecting part is arranged at one end of the metal panel, a second connecting part is arranged at the other end of the metal panel, and a plurality of grooves are formed in the first connecting part. A plurality of protrusions are arranged on the second connecting part and extend into the grooves in a one-to-one correspondence mode. A self-tapping screw is arranged on the second connecting part of each metal rock wool sandwich plate in a penetrating manner, and the metal rock wool sandwich plates are fixed on the keel structure through the self-tapping screws. The structure is easy and convenient to operate, the connecting joints have high stability, and the heat preservation performance of the wall structure can be ensured.

The utility model discloses a combined type F-shaped keel structure which comprises a C-shaped plate and an inverted L-shaped plate which are integrally formed, a first clamping portion is arranged at the bottom end of the C-shaped plate, a second clamping portion is arranged at the top end of the inverted L-shaped plate, and the first clamping portion is matched with the second clamping portion in a clamping mode. The combined F-shaped keel structure is convenient to disassemble and assemble, convenient to transport and convenient to adjust, and particularly convenient to adjust the shape of a suspended ceiling in keel suspended ceiling operation.

The present invention relates to the field of interior decoration, and particularly to a hanging keel and an installation method thereof. The hanging keel includes a hanging member, and an accommodation cavity is provided at the upper end thereof. A notch is provided on one side of the accommodation cavity, and a stress support plate is provided above the notch. It also includes a concave keel which is arranged inside the accommodation cavity. One side of its cross-section includes a bent edge that abuts against the stress support plate. The upper end of the bent edge abuts against the stress support plate of the accommodation cavity, and the lower end of the bent edge is in contact with the bottom of the accommodation cavity. A straight edge that abuts against the other side of the accommodation cavity is provided on the other side of the concave keel, and there is a gap between the bottom of the straight edge and the bottom of the accommodation cavity. The single-layer hanging keel structure in the present invention can effectively reduce the floor height occupied by the keel. Through the unique design of the keel structure, the stress of the keel is dispersed, thereby increasing the sectional moment of inertia of the concave main keel and improving the stability of the keel structure.

The utility model relates to the technical field of house building structures, and discloses a house building steel keel structure which comprises a connecting plate, connecting blocks are slidably connected to the left side and the right side of the top of the connecting plate, inserting blocks are fixedly connected to the sides, away from each other, of the two connecting blocks, and first sliding grooves are formed in the tops of the two inserting blocks. First sliding blocks are slidably connected into the two first sliding grooves correspondingly, keel strips are arranged on the left side and the right side of the connecting plate correspondingly, inserting grooves are formed in the adjacent sides of the keel strips at equal intervals, fixing grooves are formed in the tops of the keel strips at equal intervals, and the multiple inserting grooves communicate with the corresponding fixing grooves. And one end of the interior of each fixing groove is slidably connected with a moving block. According to the house building steel keel structure, the inserting block is inserted into the inserting groove of the keel strip, the pushing block is pushed to enable the moving block to move, fixing and limiting of the pushing block and the first sliding groove are achieved, and firmness and stability of connection of the house building steel keel structure are guaranteed.

The utility model discloses a dry wall nail with a keel structure, which comprises a stud part, one end of the stud part is provided with a self-tapping head, the other end of the stud part is provided with a rotating head, a polished rod part is connected between the stud part and the rotating head in series, and a plurality of reinforcing rib plates extending along the axial direction are distributed on the upper circumference of the polished rod part. The first spiral groove is spirally cut to pass through all the reinforcing rib plates, a plurality of teeth which are adjacently arranged at intervals are formed on each reinforcing rib plate through the first spiral groove, a second spiral groove is formed in the thread wall of the stud part, and the second spiral groove and the first spiral groove are formed in the same extension track; the included angles between every two adjacent reinforcing rib plates are equal. The dry wall nail has the advantages of being convenient to screw, high in structural strength, complete in overall function and high in practicability.

The utility model discloses an assembly type suspended ceiling laminated cross fastener which comprises a main keel and an auxiliary keel, and the main keel and the auxiliary keel are connected through a cross fastener. The cross fastener is composed of an upper connecting structure and a lower connecting structure, the upper connecting structure is fixedly connected with the lower connecting structure, the upper connecting structure is matched with the opening of the main keel in a clamping mode, and the lower connecting structure is matched with the opening of the auxiliary keel in a clamping mode. The connecting structure has the beneficial effects that the upper buckle plate can be directly arranged in the main keel, and then the lower buckle plate is moved into the cross connecting position along the end part of the auxiliary keel, so that the cross connection of the main keel and the auxiliary keel can be completed, and the mounting operation is convenient and fast; due to the fact that the lower buckle plate can slide in the auxiliary keel in the axial direction, and meanwhile the upper buckle plate can move in the main keel in the axial direction, the cross position of the main keel and the auxiliary keel is relatively adjustable, stress can be conveniently eliminated when installation deviation occurs in the light steel keel construction process, and the structural stability of the keel is improved.

The utility model relates to a high-strength keel partition wall system which comprises a first keel structure, a second keel structure and a suspended ceiling structure, the first keel structure comprises a leveling wood keel attached to the surface of a bearing wall and an ice fire plate arranged on the outer side of the leveling wood keel in parallel, and a first connecting structure is arranged between the leveling wood keel and the ice fire plate; the second keel structure comprises a main keel, an aluminum rock plate arranged on the side, away from the bearing wall, of the main keel in parallel and a heaven and earth keel arranged at the bottom of the main keel and fixed to the ground through adjusting screws, the adjusting screws are in threaded connection with adjustable feet, and the adjustable feet are fixedly connected with the bottom of the main keel. The equipment belt assembly comprises two hanging keels hung on the wall top, the lower ends of the hanging keels are connected with hanging tables, and a top equipment belt is clamped between the hanging tables. The keel partition wall is scientific in structure, practical construction operation is convenient, and the overall high strength of the keel partition wall can be achieved through combination of different types of structures.

The utility model discloses a novel ceiling keel structure which comprises an auxiliary keel, a main keel, a suspender and a bolt, a clamping structure is embedded in the main keel, the suspender and the bolt penetrate through the main keel to be in screwed connection with the clamping structure, the auxiliary keel is fixedly installed with the main keel through the clamping structure, and the main keel is fixedly installed on the auxiliary keel through the clamping structure. Hanging grooves are formed in the edges of the two sides of an upper end opening of each auxiliary keel, the multiple auxiliary keels are arranged according to needs, connecting holes are formed in the upper surface of the main keel, the multiple connecting holes are evenly distributed in the upper surface of the main keel, and spiral threads are arranged at the positions, close to the lower ends, of the surfaces of the hanging rods. And the upper end of the lifting rod is connected with a fixed expansion screw. According to the novel ceiling keel structure, the main keel and the auxiliary keel frame can be in butt joint more conveniently and quickly, the novel ceiling keel structure is more stable after being installed, the installation time of installation personnel is greatly shortened, and the decoration efficiency is improved.

The utility model relates to the technical field of keel suspended ceilings, and discloses a light steel keel suspended ceiling connecting structure which comprises a suspender and a keel structure arranged on the suspender, and the top of the suspender is fixed to the top of a roof through an expansion screw. The keel structure comprises a plurality of main keels fixedly connected with the suspenders and a plurality of auxiliary keels installed on the main keels, a plurality of clamping assemblies used for fixing the auxiliary keels are arranged on one sides of the main keels at equal intervals, and a plurality of reinforcing plates are fixedly installed between the auxiliary keels and the main keels. According to the light steel keel suspended ceiling connecting structure, the traditional mode that the keels need to be perforated and fixed through bolts is replaced when the light steel keel suspended ceiling connecting structure is installed, the integrity of the overall structure of the keels is guaranteed, and therefore the using strength of the keels is enhanced, and the fixing effect and the bearing capacity between the main keels and the auxiliary keels are improved by arranging the reinforcing plates.

The utility model relates to a stone column wrapping keel structure which comprises a main body column and four vertical rods arranged on the peripheral side of the main body column, the connecting line of the center points of the vertical rods is rectangular, and the connecting line is fixedly connected with the main body column through an installation assembly. The installation assembly comprises transverse rods, the transverse rods are fixedly connected between every two adjacent vertical rods, the transverse rods on three sides are provided with connecting rods, and the connecting rods are fixedly connected with the main body column through connecting parts. According to the stone column-wrapped keel, the problems that a traditional stone column-wrapped keel is low in installation efficiency, insufficient in stability and poor in universality are solved through factory prefabrication and assembly type installation modes. Through the optimized keel structure design and the fine adjustment function, the construction efficiency is improved, the stability and adaptability of the keel are enhanced, and the complex construction environment and the rapid construction requirement are met.

The invention relates to a keel quick-mounting system, and belongs to the technical field of buildings and decoration. The wall body comprises a front wall body and a rear wall body, each of the front wall body and the rear wall body is formed by splicing a plurality of keels, the keels comprise transverse keels and vertical keels, and the wall body is structurally characterized in that the wall bodies are fixed through keel holding claws, the front wall body is connected with the rear wall body through a keel connecting structure, and the keel holding claws are connected with the front wall body. The transverse keels are connected with the vertical keels through keel corner connecting structures, the transverse keels, the vertical keels and the invisible door profiles are connected through the keel corner connecting structures, and at least one of the vertical keels is of a keel structure.

The utility model discloses a keel structure of a honeycomb aluminum plate, and relates to the field of honeycomb aluminum plate installation. Comprising a keel body, a honeycomb aluminum plate is arranged on the inner side of the keel body, a limiting mechanism is arranged at the bottom of the keel body, the limiting mechanism comprises a rotating sleeve fixed in the keel body, a rotating shaft is movably installed in the rotating sleeve, the rotating shaft is sleeved with a resistance rubber ring, and an anti-disengaging block is fixedly installed at the upper end of the rotating shaft. A limiting baffle is fixedly installed at the lower end of the rotating shaft, an anti-falling mechanism is arranged between the keel body and the honeycomb aluminum plate, and an anti-falling inhaul cable is arranged between the positioning screw and the positioning screw rod. According to the keel structure of the honeycomb aluminum plate, after the honeycomb aluminum plate is pressed into the keel body, the honeycomb aluminum plate can be rapidly limited through the limiting mechanism, so that the honeycomb aluminum plate is rapidly installed in the keel body, and the situation that the honeycomb aluminum plate falls down and hurts a user can be prevented through the anti-falling mechanism.

The utility model discloses a quick-release keel structure for a building. The quick-release keel structure comprises a plurality of rod pieces and a plurality of inserting and hanging assemblies. Every two adjacent rod pieces are connected through the corresponding inserting and hanging assembly so that a frame structure can be formed. The inserting and hanging assembly comprises an inserting hole and a hook correspondingly arranged, the width of the inserting hole is gradually reduced from one end to the other end, the inserting hole is formed in one of the two adjacent rod pieces, and the hook is arranged at the end of the other one of the two adjacent rod pieces; in the assembling process, the hook can be inserted into the inserting hole and slides towards the end, with the smaller width, of the inserting hole, so that the rod pieces are fixed. According to the technical scheme of the embodiment of the utility model, the assembly or disassembly efficiency can be improved on the basis of ensuring the connection strength.

The utility model discloses a clamping type edge keel structure, and relates to the technical field of suspended ceilings. The clamping type edge keel structure comprises a first connecting end and a connecting part connected to the first connecting end. The first connecting end is provided with a first clamping part extending in the first direction, and the first clamping part can be clamped with or separated from the clamping part of the cladding keel in a sliding mode in the first direction; the connecting part is provided with a second clamping part extending in the second direction, the second direction is perpendicular to the first direction, the second clamping part can be inserted into or pulled out of the inner cavity of the through-edge keel in a sliding mode in the second direction so as to be clamped to or separated from the through-edge keel, and the flatness of the edge clamping edge can be effectively improved through the clamping-edge keel structure.

The utility model provides a wall surface keel structure and a wall body installation system, and relates to the technical field of building decoration, and the wall surface keel structure comprises a first keel piece, a second keel piece, a magnetic piece and a decorative sheet. The first keel pieces are all installed on the wall body. Any second keel piece is connected with the side, away from the wall body, of the first keel piece in a clamped mode to form a buckle structure, the second keel pieces and the first keel pieces are arranged in a staggered mode, and the magnetic pieces are arranged on the sides, away from the first keel pieces, of the second keel pieces. And any decorative sheet is magnetically connected with the second keel piece through the magnetic piece. The second keel piece is located between the first keel piece and the decorative sheet, and a gap is formed between the first keel piece and the decorative sheet. According to the utility model, circuit installation and gas circulation are facilitated, the installation is more convenient, the installation efficiency is further improved, the load is dispersed, the connection is more stable, and the installation and replacement of the decorative sheet are more convenient.

A curtain box device combining aluminum composite panels (ACP) and various keel structures is disclosed, comprising a horizontal ACP, L-shaped edge keel, ceiling secondary keel, secondary keel hangers, a hanging rod, a hanging piece, a vertical ACP, an L-shaped reinforcing keel, a J-shaped decorative keel, and a curtain track. The horizontal ACP and L-shaped edge keel are fixed to the wall, and the middle of the horizontal ACP is fixed to the ceiling secondary keel. The ceiling secondary keel and secondary keel hangers are connected by snap-fit ​​joints, and the secondary keel hangers and hanging pieces are fixed to the hanging rod. The upper part of the vertical ACP is bent and fixed to the L-shaped reinforcing keel; the bent part of the vertical ACP is fixed to the far end of the horizontal ACP; the L-shaped reinforcing keel is fixed to the hanging rod; and the bottom of the vertical ACP is continuously bent around the J-shaped decorative keel. The hanging piece and the vertical ACP are fixed to the J-shaped decorative keel. The curtain box device using this combination of ACP and various keel structures is simple to operate, safe and environmentally friendly, reliable in quality, and highly applicable.

The utility model discloses a keel structure convenient to construction, including keel structure, the keel structure surface is equipped with scale line, the bottom of keel structure is equipped with the staggered distribution's clamping groove and buckle, and the number of clamping groove and buckle is several. The utility model has the advantages of convenient construction, solves the length of the keel structure of worker inconveniently to the keel structure in the process of construction of existing keel structure and measures, has increased the time of keel structure construction, reduced the problem of the flexibility of keel structure installation.