2055 results about "Dropped ceiling" patented technology

The present invention discloses a ceiling-mounted fan light and an assembly method therefor. The ceiling-mounted fan light includes a ceiling-mounted box, a fan installed on the ceiling box, some light arms detachably assembled to the ceiling box, an arc-shaped lamp bracket provided at an extended end of each light arm, and lamp brackets. A connecting member is arranged between the head end of one lamp bracket and the tail end of an adjacent lamp bracket, so that the lamp brackets and light arms can be disassembled and reassembled during packaging and transportation by separating them into individual components to reduce space, while also reducing molding costs. The corresponding lamp groove provided on a lower side and / or an upper side of the lamp bracket is mounted by light-transmitting strip respectively to enable diverse lighting effects.

The invention discloses a broiler processing workshop refrigeration house suspended ceiling air cooler which comprises an air cooler body, a suspended ceiling device is installed above the air cooler body, a machine body shell is arranged in the air cooler body, a plurality of protective covers are installed on the surface of the machine body shell, draught fans cover the protective covers, a controller is arranged beside one protective cover, and a dustproof net rotary connection base is embedded outside the protective cover. A water guiding assembly is fixed to the bottom of the machine body shell, even number of auxiliary hanging rods are installed on the surface of the machine body shell, even number of connecting hanging lugs are arranged on the two sides of the machine body shell, and a turbulent flow device is nested in the top of the machine body shell. A cover plate is arranged in the turbulent flow device, and an even number of shaft fixing seats are evenly installed on the two sides of the cover plate. The turbulent flow device is installed on the machine body shell, and the turbulent flow device is made to be perpendicular to the fin planes, so that under the driving of airflow impact, the turbulent flow pieces generate elastic deformation in the fixing base, surrounding air is driven to form local turbulent flow, the continuity of a condensed water film is destroyed, and the frost crystal nucleation and growth rate is delayed; and the stability of the warehouse temperature is indirectly guaranteed.

The utility model relates to a lighting, heat-insulating and waterproof window well of a building and belongs to the technical field of window wells. Comprising a basement wall and a lighting assembly, window wells are arranged on the basement wall, the lighting assembly comprises lighting windows and suspended ceilings, the lighting windows and the suspended ceilings are located at the tops and the bottoms of the window wells respectively, the window wells comprise the upper window wells and the lower window wells, and the lower window wells are in a horn shape; a waterproof heat preservation assembly is arranged between the window well and the basement wall, a drainage pipe penetrating through the waterproof heat preservation assembly is arranged in the basement wall, the waterproof heat preservation assembly comprises a waterproof roll layer, a cement mortar smearing layer and a graphite polystyrene board, and the cement mortar smearing layer and the graphite polystyrene board conduct heat preservation on the window well. According to the building daylighting heat-preservation waterproof window well, the daylighting efficiency and uniformity are improved through the design of the outwards-convex-pyramid-shaped daylighting window and the horn-shaped lower window well, the waterproof heat-preservation assembly is combined with the graphite polystyrene board, heat transfer is effectively prevented, the heat-preservation performance is enhanced, and meanwhile the waterproof effect is improved through the waterproof roll layer and the cement mortar smearing layer.

The utility model provides a test device for a ceiling clothes airing machine. The test device comprises a rack; the left test pull rope is used as a test pull rope for providing vertical upward pulling force for the first airing rod steel wire rope; the right test pull rope is used as a test pull rope for providing vertical upward pulling force for the second airing rod steel wire rope; the two ends of the cross rod are detachably connected with the wire outlet tail end of the first airing rod steel wire rope and the wire outlet tail end of the second airing rod steel wire rope respectively during testing; the two end parts of the cross rod are fixedly connected with one end part of the left test pull rope and one end part of the right test pull rope respectively; the pre-mounting piece device is used for providing vertically upward pulling force for the cross rod through the gravity of the pre-mounting piece device; the weighted mounting piece device is used for carrying out load pressing on the pre-mounting piece device during testing; and the lifting assembly is used for lifting and lifting the weight-increasing mounting piece device. According to the utility model, the steel wire rope of the suspended ceiling clothes airing machine can be accurately and efficiently detected in a load-bearing state in a manpower-saving manner.

The invention discloses a BIM (Building Information Modeling)-based suspended ceiling advanced accurate positioning and trepanning construction method, which comprises the following steps of: S1, establishing a construction model of each specialty in a suspended ceiling, performing collision inspection, and adjusting the construction model; s2, establishing a three-dimensional model including suspenders, keels and the like by utilizing BIM software; s3, comprehensive collision inspection is carried out, and the ceiling structure is prevented from conflicting with other professional equipment; s4, generating a construction drawing and organizing field implementation according to comprehensive suspended ceiling deepening typesetting; s5, a trepanning positioning plate is manufactured, and the trepanning positioning plate is used for accurately positioning the trepanning point position of the veneer plate on site; s6, paying off the trepanning point, confirming a central point and implementing accurate trepanning; and S7, after trepanning is completed, point location installation is conducted on facility equipment needing to be installed in advance. Advanced coordination of the keel in the suspended ceiling and various equipment point positions can be achieved, precise positioning of suspended ceiling trepanning is achieved, disassembly and rework are reduced, and the construction precision and efficiency are improved.

The utility model relates to the field of pipeline joints, in particular to a hoop type connecting structure suitable for circular tube suspended ceiling units and a multilayer circular tube suspended ceiling, the hoop type connecting structure is used for connecting upper-layer circular tubes and lower-layer circular tubes of two adjacent circular tube suspended ceiling units, the hoop type connecting structure comprises a hoop type connecting piece, a hoop type connecting piece and a hoop type connecting piece, the hoop type connecting piece comprises a first area and two second areas, and the first area and the second area are integrally formed; the second area is located above the first area, a pipe bearing channel used for being connected with a lower-layer circular pipe of the circular pipe ceiling unit is formed in the first area, a pipe containing hole used for containing an upper-layer circular pipe of the circular pipe ceiling unit is formed in the second area, the bottom face of the pipe bearing channel and the bottom face of the pipe containing hole are both in an arc shape, and the communicating direction of the pipe containing hole is perpendicular to the communicating direction of the pipe bearing channel. The two second areas are arranged in a spaced mode, the two second areas are correspondingly provided with at least two locking holes, and the at least two locking pieces penetrate through the two corresponding locking holes and lock the pipe bearing channel. The difficulty of splicing two adjacent circular tube suspended ceiling units at high altitude can be greatly reduced, and rapid splicing of the multi-layer circular tube suspended ceiling is achieved.

The invention relates to an adjusting and mounting system of a hyperbolic single curved arc-shaped suspended ceiling and a construction method of the adjusting and mounting system, and relates to the technical field of decorative suspended ceiling construction, the adjusting and mounting system comprises a plane adjusting assembly, a height adjusting assembly is arranged on the plane adjusting assembly, and an angle adjusting assembly is arranged on the height adjusting assembly; a clamping assembly is arranged on the angle adjusting assembly. Through the combination of a guide rail, a guide block, a servo motor, a threaded rod and a threaded block in the plane adjusting assembly, precise sliding adjustment of the mounting base in the X axis and the Y axis is achieved, plane position errors during ceiling unit splicing are eliminated, an air cylinder in the height adjusting assembly is combined with an adjusting rod, rapid lifting on the Z axis is achieved, and the height adjusting assembly is simple in structure and convenient to use. A plurality of adjusting rollers and adjusting arms in the angle adjusting assembly are in linkage to achieve multi-degree-of-freedom angle adjustment of the platform, through all-directional adjustment, the complex curved surface requirement of the hyperbolic suspended ceiling can be accurately matched, and high precision of the mounting position of the suspended ceiling is ensured.

An adaptable lavatory for persons of reduces mobility, such as wheelchair occupants, may comprise an aircraft lavatory wall system with a center wall which is configured to translate along a drop ceiling rail system. A linear rail system may be installed within the drop ceiling and have rollers coupled to hanging brackets to secure the center wall. The center wall may be secured in a center of two individual lavatory stalls to provide for a dual lavatory configuration. The center wall may be translated forward or aft along the drop ceiling rail system and secured on either side of the lavatory to provide for an expanded lavatory space in either a right-handed or left-handed configuration.

This invention discloses a robot and method for drilling and installing gypsum board ceilings, comprising: a movable platform system; a lifting structure system installed on the movable platform system to raise the top working platform to a corresponding height for construction operations; a drilling turntable system installed on the working platform, comprising a turntable, a motor turntable for driving the turntable to rotate, and dust removal, drilling, and repair spraying parts evenly installed around the turntable, for realizing the functions of drilling, dust removal, and repair spraying of gypsum board ceilings; a keel delivery system for delivering main and secondary keels and gripping gypsum board; a gypsum board lifting system for lifting gypsum board; and a gypsum board cutting system for cutting gypsum board. This invention integrates gypsum board ceiling drilling and installation, automatically completing commands such as drilling and installation of gypsum board ceilings, further improving construction efficiency and quality.

The ardealite-based fireproof decorative plate is prepared from the following components in parts by weight: 40-60 parts of modified ardealite, 15-25 parts of white cement or Portland cement, 5-15 parts of a flame retardant, 3-8 parts of glass fibers or basalt fibers and 5-10 parts of a composite adhesive, the decorative plate can further comprise 5-10 parts of coal ash or slag powder. Specifically, the ardealite-based fireproof decorative plate is prepared through a compression molding process, and the decorative plate has good fireproof performance, mechanical strength and dimensional stability and meanwhile has the advantages of being environmentally friendly, capable of being produced on a large scale, low in cost and the like. Tests show that the decorative plate reaches the A-level non-combustible standard and is suitable for building spaces such as indoor wall surfaces, suspended ceilings and partitions. According to the invention, efficient utilization of ardealite resources is realized, and an effective way is provided for developing novel green fireproof building materials.

The utility model provides a shell assembly and a ceiling electric appliance with the same, and relates to the technical field of volutes. The shell assembly comprises a shell, the shell is provided with an air duct side plate used for forming an air duct, the shell is provided with an air outlet communicating with the air duct, and the air duct side plate is provided with an opening; the spliced volute is movably connected with the shell, so that the spliced volute is provided with a blocking position where the side, away from the air outlet, of the spliced volute moves to the opening so as to block the opening, and the spliced volute is provided with an avoiding position where the side, close to the air outlet, of the spliced volute moves to the side of the opening; when the spliced volute is located at the blocking position, at least part of the spliced volute protrudes out of the outer side of the opening, and the problem that in the prior art, due to the fact that the size of the volute is limited, the air volume in the volute is small is solved.

A ceiling type air purifier including a housing having an opening on a lower side; a filter on one side of the opening and fixed to the housing; a fan configured to circulate air having passed through the filter; a convergent space formed in the housing and configured to receive air circulated by the fan; and a discharge assembly including a discharge plate formed to match a lower portion of the convergent space, a discharge blade rotatably coupled with the discharge plate so as to be rotatable to control a moving direction of air discharged from the convergent space, and a rotation shaft at one end of the discharge assembly. The discharge assembly may be coupled with the housing to be rotatable on the rotation shaft so as to rotate to open the convergent space to allow access to the convergent space, and to rotate to close the convergent space.

The present disclosure generally relates to lighting modules, and more specifically, to a configurable linear lighting module for use within a suspended ceiling grid assembly. The configurable linear lighting module is easy to install and comprises a novel linear support element with internal and external support features which is provided with integrated or removable optical assemblies to deliver lighting distributions tailored to optimally illuminate the surface ceiling panels as well as floors, walls and work surfaces below. When installed within a configured ceiling grid assembly the configurable linear lighting module provides novel support features for ceiling panels to be held in-line, above, below or tilted relative to the existing ceiling grid plane. A wide range of useful lighting distributions are achieved by configuring the optical elements and LED light sources supported and aligned by the linear support element. By selectively applying electrical power to individual light source channels it is further possible to electrically control lighting distributions. As such the configurable linear lighting module provides both aesthetically pleasing features and useful lighting distributions. Furthermore, illustrated embodiments of ceiling grid assemblies comprising one or more of the configurable linear lighting modules demonstrate how both appearance and lighting distributions can be controlled to meet aesthetic and lighting design requirements.

The utility model discloses an energy-saving environment-friendly high epidemic prevention livestock and poultry house which comprises a fresh air filtering system, a corridor, a livestock and poultry house body and a waste gas treatment deodorization system which are sequentially arranged and communicated with one another, the fresh air filtering system comprises an air filtering room, and the air filtering room is communicated with the corridor through a primary air inlet; and the waste gas treatment deodorization system comprises a deodorization water tank and a deodorization filter curtain. A suspended ceiling, a feeding area, an underground manure ditch and an underground air duct are arranged in the livestock and poultry house body from top to bottom, a plurality of one-way ventilation windows are formed in a suspended ceiling plate of the suspended ceiling, and a suspended ceiling fan is installed at one end of the suspended ceiling; the underground manure ditch is adjacent to and communicated with the pre-buried underground air duct, a preheating air pipe is mounted in the underground air duct, and the preheating air pipe is communicated with the suspended ceiling through an air chamber air duct. The system is reasonable in layout, and can effectively save energy and reduce emission through the winter fresh air preheating system and the waste gas treatment deodorization system; meanwhile, positive pressure ventilation is matched with an air filtering system, so that the biological safety can be effectively improved.

The invention relates to the technical field of computers, in particular to a large-area complex modeling ceiling construction method based on a BIM (Building Information Modeling) technology, which comprises the following steps: acquiring a building structure drawing and a ceiling structure drawing, and establishing a BIM ceiling model according to the building structure drawing and the ceiling structure drawing; on the basis of a BIM suspended ceiling model, a large-area complex modeling suspended ceiling is divided into a plurality of modeling areas, and the adjacent modeling areas are in natural transition through curve process grooves so as to eliminate cracks caused by structural telescopic deformation; dividing each modeling area to obtain a plurality of blocks, and carrying out refined construction on the BIM ceiling model, and adding information of decorative components, equipment mounting accessories and connecting screw holes; in the BIM suspended ceiling model, each plate is coded, and a two-dimensional code is generated; and loading the BIM ceiling model and the two-dimensional code into mobile equipment. The construction precision can be improved, structural cracks are reduced, and orderly installation of the plates is achieved.

The utility model provides an architectural decoration suspended ceiling auxiliary equipment, including automatic feeding mechanism, automatic installation mechanism, platform elevating auxiliary mechanism and controller, automatic feeding mechanism includes feed arrangement and power device, automatic installation mechanism includes guide mechanism and lifting mechanism, and platform elevating auxiliary mechanism top is equipped with annular upper support, feed arrangement is fixedly connected with annular upper support through feeding slide warehouse support, and top is equipped with feed platform, power device sets up in feed arrangement lower extreme, lifting mechanism is fixedly connected with annular upper support through base support, and when lifting mechanism is in the lowest position, with feed platform cooperation, for through feed platform with the aluminium buckling plate on feed arrangement is transported to lifting mechanism top, guide mechanism sets up in lifting mechanism upper end, controller controls the whole architectural decoration suspended ceiling auxiliary equipment's operation, the utility model completes the automatic feeding process, improves the aluminium buckling plate and keel between installation precision while, saves time and labour, greatly improves the installation efficiency.

The utility model belongs to the technical field of suspended ceilings, and discloses a decorative suspended ceiling reinforcing structure which comprises a mounting plate, a fixing column is fixed to the bottom face of the mounting plate, a supporting plate is arranged at the bottom of the fixing column, a stretching assembly used for being connected with and pulling a suspended ceiling keel is arranged on the surface of the fixing column, and the stretching assembly is movably connected with the fixing column. The supporting plate is arranged on the bottom face of the fixing column, when the assembly is stretched, a stable triangular structure can be formed between the device and a keel of a ceiling and a wall top, the bearing capacity of the ceiling in the later period is improved, the supporting plate facilitates installation of a lamp and the like, the device can be independently installed at the needed position through the design, and the cost of the ceiling is reduced; and the service life of the suspended ceiling is prolonged.

The utility model discloses a ceiling lamp groove structure, which comprises a lamp hiding groove in which a lamp is arranged, and is characterized by further comprising a light guide illumination structure, the end part of the light guide illumination structure is fixedly connected with the lamp, and the light guide illumination structure is connected with a keel in a lifting manner through a lifting rod. Electric sliding rails are mounted on the keels above the lifting rods, sliding blocks are arranged on the electric sliding rails, and the sliding blocks are connected with the tops of the corresponding lifting rods. A lamp is hidden through the lamp hiding groove, the light guide strip is used for refracting light to the lower portion for illumination, the irradiation area is effectively enlarged, glare is reduced, the ceiling structure does not need to be damaged, installation is convenient, maintenance and replacement are convenient, meanwhile, light guide of the light guide illumination structure can be changed at will, decoration is improved, electric drive deformation is achieved, and practicability is high.

The invention belongs to the technical field of building information models (BIM) and digital construction, and discloses a building decoration suspended ceiling design method and system based on a BIM technology. The method comprises the following steps: acquiring main body structure data through laser scanning, reconstructing a three-dimensional model, and extracting connecting piece coordinates to generate a standardized data document; total station calibration and welding positioning are conducted on the basis of the coordinate data, and keel installation leveling and aluminum plate preprocessing are completed; and precise embedding of the aluminum plates is achieved by planning the installation sequence, and finally quality acceptance is conducted and fed back to the BIM model to form closed-loop optimization. According to the method, dynamic modeling driven by curvature characteristics and a differential geometric optimization algorithm are adopted, the problem of accumulated positioning errors of the suspended ceiling connecting piece under a complex building structure is solved, millimeter-level construction precision is achieved, construction efficiency is improved, material waste is reduced, and the method is particularly suitable for decorative suspended ceiling engineering of a large-span cantilever structure.

The present application relates to the field of suspended ceiling construction, in particular to a complex suspended ceiling decoration construction method and a maintenance method, the construction method is to assemble each suspended ceiling unit on the ground / surface first, 70%-80% of the pipe connection points in the suspended ceiling unit are fixed by welding, which can ensure that the suspended ceiling unit has good flatness, is beneficial to the alignment and assembly between the two adjacent suspended ceiling units, and can improve the assembly efficiency of the two adjacent suspended ceiling units, and 20%-30% of the pipe connection points are connected by spring buckles, which not only facilitates the maintenance of the complex suspended ceiling decoration, but also has flexibility, which is convenient for adjusting the connection position to improve the assembly precision of the suspended ceiling unit, then the adjacent two suspended ceiling units are connected through the clamp type connecting piece, the connection of the adjacent two suspended ceiling units can be conveniently realized through the pipe bearing channel, the interference between the suspended ceiling units can be reduced through the pipe resting hole, thereby reducing the difficulty of assembling the adjacent two suspended ceiling units in the air, and realizing the rapid assembly of the complex suspended ceiling decoration.

The utility model discloses a section bar frame combined suspended ceiling which comprises a wall surface, a section bar frame and a section bar frame, the longitudinal beams are arranged below the wall surface at equal intervals; the cross beams are arranged on the upper end faces of the longitudinal beams at equal intervals; the keels are arranged on the outer sides of the longitudinal beams and the cross beams; the connecting assembly comprises a first square tube plate and a second square tube plate, and connecting structures are arranged on the first square tube plate and the second square tube plate; by arranging the connecting assembly composed of the first square tube plate, the second square tube plate and the connecting structure, the multiple sets of ceilings can be installed and connected to the wall face, and meanwhile the multiple sets of ceilings, the first square tube plate, the second square tube plate and the wall face can be installed and connected through the multiple sets of first expansion bolts, second expansion bolts and connecting bolts; in this way, the advantages of being rapid in installation and stable in structure are achieved, and the longitudinal beams and the transverse beams are arranged to be conveniently connected with other additionally-installed suspension structures.

The application discloses a kind of fabricated unit modular assembly ceiling structure in the modular ceiling technical field, including ceiling board and keel frame, the upper surface of the ceiling board is provided with backboard, further comprising: pre-installation mechanism, the pre-installation mechanism is provided with multiple groups, the pre-installation mechanism includes fitting component, fastening component, adjusting component and fixed component, the both sides of the fitting component are attached in the inner wall of keel groove by fastening component, the fitting component is away from the inner wall of keel groove by adjusting component, the fitting component is fixedly connected with backplate by fixed component, the outside of the fitting component is provided with fixed head, and the fixed head is detachably connected with keel frame.The application is designed by pre-installation mechanism, realizes that ceiling board is placed into keel groove, and loosens to form pre-support by gravity, and worker does not need to continuously hold, supports single assembly, so that the installation efficiency of ceiling board can be effectively improved while not damaging keel frame, and the danger of high-altitude operation can be reduced.

This utility model provides a smoke alarm mechanism for ceiling installation, including a magnetic suction base plate. A smoke alarm body is fixedly installed below the magnetic suction base plate. A magnetic suction cup at the upper end of the magnetic suction base plate is attracted and fixed to the lower surface of the perforated ceiling. A fixing rope fixedly installed on the magnetic suction base plate passes through the perforated ceiling and a limiting plate, and then through a tightening cylinder. It then embeds into a vortex groove through a notch in the tightening cylinder. A locking nut and a lower pressure plate are tightened and fixedly installed on the tightening cylinder, pressing and fixing the fixing rope. This utility model uses a magnetic suction cup to adhere to the perforated ceiling, eliminating the need for drilling, resulting in high efficiency and low cost. Three or more fixing ropes, passing through the tightening cylinder and vortex groove, along with the locking nut and lower pressure plate, provide a secure connection to prevent falling. The vortex groove structure also facilitates fine-tuning of the alarm position, adapting to various installation environments.

The utility model discloses an assembly type building reverse ceiling construction auxiliary device, including mobile station, both sides of the bottom of mobile station all rotatoryly connected with removal wheel, the top fixed connection of mobile station has the limit stop, both sides of the top of limit stop all fixed connection has a set of limit stop slide bar no.

The invention relates to an air conditioner, and belongs to the technical field of air conditioning equipment, and the air conditioner comprises a suspended ceiling, a mounting opening, a shell, a panel frame, a slot, an adjusting piece, a first adjusting groove, a second adjusting groove, a first threaded connecting piece, a second connecting piece and a panel body; one vertical side of the suspended ceiling is a mounting side; the mounting port is formed in the mounting side; the shell is arranged in a suspended ceiling; the panel frame is used for being arranged at the mounting opening; the slot is formed in the edge of the panel frame; the adjusting piece comprises an inserting section and a connecting section; the inserting section is used for being inserted into the inserting groove; the connecting section and the inserting section are arranged at an angle; the first adjusting groove is formed in the insertion section; the length direction of the first adjusting groove extends to the direction of the connecting section; the second adjusting groove is formed in the connecting section; the length direction of the second adjusting groove extends to the direction of the inserting section; the first threaded connecting piece is used for penetrating through the first adjusting groove to be connected to the panel frame. The second connecting piece is used for penetrating through the second adjusting groove to be connected to the suspended ceiling.

The utility model discloses an integrated ceiling structure of a hidden lamp, which comprises a wooden transverse plate, a decorative plate is fixedly connected to the bottom of the wooden transverse plate, a wooden vertical plate is fixedly connected to the surface of the wooden transverse plate, an L-shaped pore plate is arranged on the surface of the wooden vertical plate, and a groove is formed in the surface of the wooden transverse plate. The L-shaped pore plate and the wood transverse plate are fixed through the cooperative use of the insertion block and the structural adhesive layer, the L-shaped pore plate and the wood vertical plate are fixed through the cooperative use of the first bolt rod and the first nut block, and then the L-shaped pore plate is fixed into a whole through the cooperative use of the lug block, the second bolt rod and the second nut block. The purposes that the L-shaped connecting pieces are additionally arranged on the surfaces of the wood plates, the L-shaped connecting pieces are connected and fixed through the bolts, then the connecting stability between the wood plates is improved, and then the overall stability of the hidden lamp integrated ceiling structure is improved are achieved.

This utility model discloses a detachable multi-faceted aluminum panel ceiling design structure, comprising: a frame layer, which includes fixed angle brackets, longitudinal angle steel, transverse supporting keel, clamps, and threaded rods; a Z-shaped keel, which has several waist-shaped holes arranged along its own length, with the bottom of the threaded rod passing through the waist-shaped holes and fixed by nuts, and the bottom of the Z-shaped keel having a fastening groove; and a rhomboid aluminum panel, with a first hook edge at one end and a second hook edge at the opposite end, the first hook edge of one rhomboid aluminum panel fastening into the fastening groove, and the second hook edge of an adjacent rhomboid aluminum panel fastening into the gap between the fastening groove and the first hook edge. Compared with the prior art, this utility model solves the problems of slow installation speed and inconvenient disassembly of existing aluminum panel ceiling structures.

The utility model discloses an electric dressing basket fire-fighting system for a coal mine, which is characterized in that a ceiling of a dressing room is divided into a plurality of protection units, a plurality of liftable dressing baskets and a fire-fighting device are hung in each protection unit, and the dressing baskets in each protection unit are adjacently arranged; the fire-fighting device is hung on the ceiling in the middle of each protection unit, the fire-fighting device comprises a fire detector and an automatic fire extinguisher, a lifting driving device is fixed on the ceiling above each dressing hanging basket, a control host is arranged in the dressing room, and the lifting driving device, the fire detector and the automatic fire extinguisher are all electrically connected with the control host; the ceiling of the changing room is further provided with a flame-retardant top plate, and the bottoms of the multiple changing hanging baskets are matched with the flame-retardant top plate to form a changing room ceiling. A fire is found in time through the fire detector, the control host is linked with the fire detector and the clothes changing hanging basket to enable the clothes changing hanging basket to descend, meanwhile, a fire extinguisher in the protection unit is linked to conduct automatic fire extinguishing, and fire spreading is effectively prevented.

The utility model provides air treatment equipment, and relates to the technical field of air treatment equipment. The air treatment equipment comprises a shell assembly, a plurality of air guide assemblies and a driving assembly, the shell assembly is arranged in a suspended ceiling in a target space and comprises an air outlet face, the air outlet face is exposed out of the suspended ceiling, the air outlet face comprises an air outlet, and the air outlet extends in the first direction; the multiple air guide assemblies are sequentially arranged in the air outlet in the extending direction of the air outlet, and each air guide assembly comprises an air guide blade which is movably arranged; the driving assembly is in transmission connection with the multiple air guide assemblies, and the driving assembly is at least used for driving at least part of the structure of at least one air guide assembly to extend out of the air outlet. The air treatment equipment provided by the embodiment of the utility model can solve the problem of small blowing coverage area of air treatment equipment in related technologies.

The utility model relates to the field of bolt-sphere net racks, and discloses a suspended ceiling connecting node device based on a structure with a bolt-sphere net rack, which comprises a sphere, a mounting rod is fixedly mounted at the top of the sphere, a round rod is arranged at the bottom of the sphere, and four groups of discs are fixedly mounted on the surface of the round rod. Mounting frames are arranged on the inner sides of every two groups of discs, and connecting assemblies are arranged on the surfaces of the round rods; a containing groove is formed in the round rod, and the connecting assembly is used for limiting the mounting frame and preventing the mounting frame from shaking. Through mutual cooperation of the circular ring block, the circular block, the sliding ring and the connecting rod, the sliding ring can be pressed towards the bottom, the sliding ring drives the connecting rod to move towards the bottom, the connecting rod moves towards the bottom to drive the circular ring block and the circular block to move towards the bottom, and the mounting frame can be limited by moving the circular ring block towards the bottom; and finally, the bolt-sphere net rack needing to be installed and the installation frame can be fixed through bolts, and therefore installation of the bolt-sphere net rack is achieved.