3944 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 an adjusting and mounting system for a hyperbolic single curved arc-shaped suspended ceiling and a construction method thereof.The adjusting and mounting system comprises a roof main steel structure, a transfer layer structure and a hyperbolic suspended ceiling, and the transfer layer structure comprises a hanging steel frame, a forward adjusting main keel, a hanging auxiliary keel, a keel posture adjusting assembly and a suspended ceiling hanging adjusting assembly; the two ends of the adjacent keel sections and the bottom ends of the hanging rods are adjustably connected through the keel posture adjusting assemblies, the suspended ceiling hanging adjusting assemblies are longitudinally arranged corresponding to the hanging secondary keels, the suspended ceiling hanging adjusting assemblies are transversely arranged corresponding to the suspended ceiling plate sections, and the tops of the suspended ceiling hanging adjusting assemblies are connected to the corresponding hanging secondary keels in a buckled mode. According to the method, the equal-plate unequal-joint mode is adopted, the width of the suspended ceiling plate is a fixed value, the hyperboloid is adjusted by controlling the posture of the suspended ceiling plate and the width of the plate joint, variable cross-section welding machining does not need to be conducted on the arc-shaped suspended ceiling plate, the overall hyperboloid curvature of the arc-shaped hyperboloid suspended ceiling is guaranteed, batch production is conducted on the plate, and the construction quality is guaranteed.

The invention provides a steel structure color steel plate ceiling structure and a construction method thereof, and belongs to the field of steel structure color steel plate construction. According to the technical scheme, the connecting device comprises a hanging rod, top connecting pieces and bottom connecting pieces, the top connecting pieces and the bottom connecting pieces are arranged at the two ends of the hanging rod, the top connecting pieces are arranged on steel structure I-shaped steel wing plates, and color steel plates are arranged between the adjacent bottom connecting pieces. The device has the beneficial effects that the structure is simple, installation is convenient and fast, the problem of dark spots of hanging bar reinforcement is solved by adopting the mode that the U-shaped clamping pieces lock the I-shaped steel flange plates, and meanwhile the installation height is convenient to adjust by arranging the adjusting frame body.

The utility model discloses a quick-assembly type prefabricated suspended ceiling module with a double-layer plate, and relates to the field of suspended ceiling decoration. The upper-layer plate and the lower-layer plate can be prefabricated in advance, then the upper-layer plate and the lower-layer plate which are staggered at the two ends are bonded together, so that a double-layer suspended ceiling decoration plate is formed, and the first light steel keel and the second light steel keel can be installed on the upper-layer plate in a production workshop, so that a suspended ceiling module is formed; the ceiling modules are transported to an installation site, during installation, the ceiling connecting pieces are installed in the first light steel keels and the second light steel keels, the whole ceiling modules and the ceiling keels can be connected together, and then the lower layer plates and the upper layer plates of every two adjacent ceiling modules abut against each other. And then the adjacent suspended ceiling modules are mounted on the ceiling keels through the ceiling connecting pieces, so that the adjacent suspended ceiling modules can be assembled and connected.

The present invention relates to the technical field of suspended ceilings. Specifically disclosed are an arc-shaped curved surface suspended ceiling structure based on BIM and a construction method. The arc-shaped curved surface suspended ceiling structure comprises conversion layer furring connected to the bottom of a roof, a plurality of groups of mounting units that are connected to the bottom of the conversion layer furring and have arc-shaped curved bottom surfaces, a plurality of groups of mounting plates mounted at the bottom of the mounting units, and a finishing layer. The sides of the mounting units close to the conversion layer furring are flat. Each group of mounting units comprises main furring, a plurality of groups of blade furring, and nailing furring that are mounted at the bottom of the blade furring and that are fitted with the bottom of the blade furring to form an arc-shaped mounting framework. The bottom of the arc-shaped mounting framework is an arc-shaped curved surface, and the main furring in each group of mounting units are located on the same horizontal plane. The whole suspended ceiling is divided into a plurality of mounting units with arc-shaped curved bottom surfaces. The bottom surfaces of the plurality of mounting units form an arc-shaped mounting surface for the mounting of the mounting plates, and there is no need to customize mounting plates with arc-shaped curved surfaces, thereby reducing the machining difficulty.

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.

Embodiments of a ceiling grid clip assembly are provided. The ceiling grid clip assembly is configured to attach a rail, such as for hanging a curtain, to a ceiling, such as by the grid of a suspended ceiling. The ceiling grid clip assembly includes a rail receiving bracket and a ceiling grid lock having a plurality of engagement arms that form a receiving slot. The rail receiving bracket and the ceiling grid lock are configured to couple together without requiring additional components or fasteners. The ceiling grid lock is configured to couple to a portion of a ceiling grid by positioning the ceiling grid portion in a gap between the engagement arms and rotating the ceiling grid lock to position the ceiling grid portion in the receiving slot.

The invention relates to the field of mining underground transportation box loading and unloading, in particular to a vertical ceiling type mining underground transportation box loading and unloading device and a control method thereof, and the overall structure is composed of a rail conveying device, a lifting device, a lifting tool module and a modularized mining transportation box; the specific operation process comprises the steps that the lifting device adjusts the position of the lifting tool module, the lifting tool module is locked and lifted, the transportation box body is lowered, and the rail conveying device conveys the transportation box body. Due to the semi-automatic locking design of the lifting tool module, the loading and unloading efficiency is higher; the UWB is fused with the IMU for global positioning, and the problem of alignment of the lifting appliance and the transportation box body is solved. According to the scheme design, the practical engineering problem that an existing underground transport box body is laterally loaded and unloaded on a rail is solved, the lateral loading and unloading efficiency of the underground transport box is greatly improved, the labor demand is reduced, and intellectualization and safe and efficient mine construction are enhanced.

The utility model discloses a mechanical pressurized air supply structure for an antechamber of a building, comprising an air inlet pipe, a pressurized air supply fan, an electric regulating valve, a 70°C fire damper, an electric normally closed valve, a pressurized air supply port, a residual pressure sensor, an air supply main pipe and an air supply branch pipe, wherein the air inlet pipe and the pressurized air supply fan are arranged in a special fan room, and the air supply main pipe is laid in a civil engineering air shaft; the air supply branch pipe passes through a partition wall of the civil engineering air shaft and is laid on the top of an upturned beam bottom of an antechamber, the air supply branch pipe is connected with the air supply main pipe, the air inlet pipe is connected with the pressurized air supply fan, the pressurized air supply fan is connected with the air supply main pipe through the electric regulating valve and the 70°C fire damper in sequence, and the air supply branch pipe entering the antechamber of each floor is provided with an electric normally closed valve and a pressurized air supply port. The utility model arranges an upturned beam at the partition wall of the civil construction air shaft so that the top of the pressurized air supply branch pipe is close to the upturned beam and the bottom is almost level with the bottom of the top plate of the front room, and is laid to connect to the front room. The air duct occupies a small net height of the front room, and at the same time, a suspended ceiling decoration is adopted to eliminate the influence of the air supply branch pipe extending into the front room on the visual impact of the front room.

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 invention relates to the technical field of building construction, in particular to an electric induction sun-shading photovoltaic suspended ceiling system and a working method thereof, and the electric induction sun-shading photovoltaic suspended ceiling system comprises a glass curtain roof, a roof structural member, a photovoltaic suspended ceiling structure, an induction operation mechanism and a sliding connection mechanism; the photovoltaic suspended ceiling structure adopts a modular design, and a plurality of groups of photovoltaic suspended ceiling structures are hinged to form a telescopic folding structure; the induction running mechanism comprises a tractor and an illumination sensor, and the sliding connection mechanism comprises a track beam, a pulley block and a connection structure. The illumination sensor is adopted to sense the illumination intensity, the induction running mechanism drives the photovoltaic ceiling structure to move along the track, automatic unfolding and folding of the photovoltaic ceiling structure are achieved through the control system, and the operation convenience is greatly improved; indoor temperature can be reduced, and use of equipment such as air conditioners is reduced; through the photovoltaic and suspended ceiling integrated design, solar energy is converted into green electric energy to be supplied to a building site for use, and therefore energy is saved.

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 utility model discloses a steel structure with a corrosion-resistant function, and relates to the field of suspended ceilings. The device comprises a mounting frame and an inserting block, a fixing mechanism is welded to the bottom of the inserting block, the fixing mechanism and a dehumidifying mechanism are arranged, a sliding block can move horizontally through the combination of a rotating rod and a transmission belt in a sliding groove, and the sliding block can move along with the movement of a magnetic plate after moving; according to the ceiling moisture removal device, it is ensured that the moisture removal mechanism can be tightly attached to the bottom of a ceiling, so that condensed moisture is effectively scraped, a flexible scraping piece is driven to scrape the ceiling when a sliding plate slides, at the moment, corrosion of moisture to ceiling materials can be rapidly and effectively reduced, and therefore the service life of the ceiling is prolonged; in addition, not only can mould breeding be prevented, but also the freshness of indoor air is improved, and a more comfortable environment is provided for a user.

The invention discloses a gypsum board suspended ceiling drilling installation robot and method. The robot comprises a movable platform system; the lifting structure system is mounted on the movable platform system and is used for lifting an operation platform at the top of the lifting structure system to a corresponding height for construction operation; the drilling rotary table system is mounted on the operation platform, comprises a rotary table, a motor rotary table part for driving the rotary table to rotate, and an ash and dust removal part, a drilling part and a repairing and spraying part which are uniformly mounted on the rotary table along the circumference, and is used for realizing the functions of drilling, ash and dust removal and repairing and spraying of the gypsum board suspended ceiling; the keel delivery system is used for delivering main keels and auxiliary keels and grabbing gypsum boards; the gypsum board jacking system is used for jacking the gypsum board; and the gypsum board cutting system is used for cutting the gypsum board. According to the device, gypsum board suspended ceiling drilling and mounting are integrated, commands such as gypsum board suspended ceiling drilling and mounting are automatically completed, and the construction efficiency and quality are further improved.

The present invention discloses a household soundproof ceiling for soundproofing a roof, wherein a connecting component is installed on one side of a load-bearing keel, an installation groove is opened on one side of the load-bearing keel, a light steel keel is installed on the inner side of the installation groove, fixing columns are welded on both sides of an I-shaped plate, a torsion spring is welded on one side of the fixing column, an L-shaped rotating plate is installed on one side of the fixing column, a clamping plate is installed on one side of the L-shaped rotating plate, a limiting strip is welded on the top of the clamping plate, an auxiliary handle is fixedly installed on the middle part of the top of the L-shaped rotating plate, the load-bearing keel and the light steel keel are clamped and limited by the L-shaped rotation, the clamping plate and the limiting strip, thereby ensuring that the position of the light steel keel will not be offset when the light steel keel and the load-bearing keel are clamped and installed with each other, and further strengthening the connection stability between the load-bearing keel and the light steel keel, thereby ensuring that the keel is convenient to install while ensuring its stability and fixity.

The utility model provides a suspended ceiling equipment panel assembly and suspended ceiling equipment, the suspended ceiling equipment panel assembly comprises a panel and an air duct, the panel is provided with an air inlet and an air outlet, the air outlet is distributed along the circumferential direction of the air inlet, the panel assembly is used for sucking air flow through the air inlet and blowing the air flow out through the air outlet. The air channel is arranged on the panel, the first end of the air channel is communicated with the air outlet, the air channel inclines towards the side of the panel from the second end of the air channel to the first end of the air channel, when air flow flows out through the air outlet, the air flow flows in a scattered mode, in this way, the air flow can evenly flow into a room, and the temperature of all positions in the room is balanced.

The arc-shaped end face dynamic deformation suspended ceiling structure comprises a keel, a plurality of arc-shaped decorative plates arranged in a staggered mode and a light guide illumination structure are connected to the lower portion of the keel, connecting plates are arranged at the two ends of each arc-shaped decorative plate, and the end of each arc-shaped decorative plate is connected with the connecting plate on the corresponding side. The connecting plate is a U-shaped groove plate with an upward opening, a lamp hiding groove is formed in the upper concave portion of the connecting plate, a lamp is arranged in the lamp hiding groove, and the end of the light guide illumination structure is fixedly connected with the lamp. The arc-shaped decorative plates are fixedly connected with the connecting plates through bolts, a plurality of lifting rods and a plurality of supporting rods are arranged on the keel, the arc-shaped decorative plates are fixedly connected with the keel through the supporting rods, the middle and the other end of the light guide illumination structure are connected with the keel in a lifting mode through the lifting rods, and the light guide illumination structure is deformed through lifting of the lifting rods. Dynamic deformation of light and the whole ceiling arc is achieved, the lamp is hidden through the lamp hiding groove, the light is refracted to the lower portion through the light guide strip for illumination, the irradiation area is effectively increased, glare is reduced, the ceiling structure does not need to be damaged, installation is convenient, and maintenance and replacement are convenient.

There is provided a ceiling system comprising: at least one elongate carrier configured to be suspended from an overhead structure, the elongate carrier having an upper side and a lower side; a ceiling element coupled to the elongate carrier; wherein the lower side of the elongate carrier has a coupling recess at which the ceiling element is coupled to the elongate carrier; the coupling recess has first and second projections, formed respectively on a first side of the coupling recess and a second side of the coupling recess, which is on an opposite side of the coupling recess from the first side; the ceiling element has first and second apertures formed on opposite sides of the ceiling element and configured such that, when the ceiling element is inserted in the coupling recess of the elongate carrier, the first aperture of the ceiling element can receive the first projection of the coupling recess and the second aperture of the ceiling element can receive the second projection of the coupling recess; and the first projection in the coupling recess is closer to the lower side of the elongate carrier than the second projection.

The invention relates to the technical field of prefabricated cabins, in particular to an integrated prefabricated box for factories, which comprises a base, vertical columns are arranged at four corners of the top of the base respectively, vertical plates are arranged among the horizontal vertical columns, side plates are arranged between the front and rear vertical columns, a top plate is arranged at the tops of the vertical plates and the side plates, and the base comprises a bottom plate and a floor. The center of the top of the bottom plate is concave, a ring beam is arranged on the inner circumference of the concave position, and longitudinal sleepers are arranged on the front side and the rear side of the inner circumference of the ring beam. An exhaust fan, a ventilation pipe and ventilation holes are arranged; in order to keep the temperature of the bottom in the prefabricated cabin constant, the temperature regulator regulates the air exhaust amount of the exhaust fan to form negative pressure in the base, hot air at the top in the prefabricated cabin enters the upper side of the suspended ceiling through the vent holes and circulates into the base through the vent pipe, waste heat is transferred to the floor, and the waste heat is dissipated into the prefabricated cabin from bottom to top through the floor. The waste heat is utilized, and the living comfort in the prefabricated cabin is improved.

The invention relates to the technical field of ceiling veneers, in particular to an integrated ceiling veneer mounting structure which comprises two first frames and two second frames, and a plurality of edge panels, a plurality of middle end panels and a ceiling lamp are arranged on the two first frames and the two second frames. Limiting mechanisms used for limiting the upper end and the lower end of the edge panel are arranged at the two first frames and the two second frames, and auxiliary supporting mechanisms used for assisting in supporting the ceiling lamp are arranged at the two second frames. The four lower end limiting plates are firstly pushed to incline downwards, the space at the edges of the first frame and the second frame is expanded, so that one end of the edge panel is located above the lower end limiting plates, and then the four lower end limiting plates are sequentially pushed until the upper ends of the lower end limiting plates abut against the lower end of the edge panel; the movable rod drives the lower end of the upper end limiting plate to abut against the upper end of the edge panel and provides enough limiting for the upper end and the lower end of the edge panel at the edge of the frame.

The utility model provides a building decoration suspended ceiling which comprises an aluminum gusset plate, an auxiliary keel, a main keel and a suspender, the top of the aluminum gusset plate is movably installed at the bottom of the auxiliary keel through a plurality of second connecting pieces, a plurality of fixing cylinders which are symmetrically arranged in pairs are fixedly installed on the lower surface of the top of the auxiliary keel, and each second connecting piece comprises a first inserting rod and a second spring. A first spring is buckled to the lower surface of the top of the fixing cylinder, and a sliding ring is buckled to the other end of the first spring and slidably matched with the inner wall of the fixing cylinder. The sliding ring, the fixing ring, the first inserting rod and the first limiting rod are arranged, the first limiting rod is limited through the distance between the sliding ring and the fixing ring, and therefore installation of the aluminum gusset plate and the auxiliary keel is rapidly completed, when the aluminum gusset plate is pushed again, limiting of the first limiting rod and the first inserting rod is relieved through cooperation of the first spring and the sliding ring, and installation of the auxiliary keel is completed. Therefore, the aluminum gusset plate can be quickly dismounted, and the mounting and dismounting efficiency of the aluminum gusset plate is improved.

The invention provides a fresh air module and a duct type air conditioner. The fresh air module comprises a shell provided with a first access hole; the access cover plate is detachably arranged at the first access hole in a covering manner; the air duct assembly is detachably arranged in the shell and corresponds to the first access hole, and the air duct assembly is arranged to be capable of entering and exiting the shell from the first access hole; and the fan assembly is detachably arranged in the shell, the fan assembly and the air duct assembly are of a split structure, and the fan assembly is arranged to slide to the first access hole after the air duct assembly and the access cover plate are taken out so as to be taken out from the first access hole. According to the scheme, the replacement and overhaul requirements of the air duct assembly and the motor can be met through the overhaul opening with the relatively small area, the fresh air module can be arranged on one side of the length direction of the duct type air conditioner body, and therefore the maintenance and replacement requirements of the fresh air module and the attractiveness of a suspended ceiling are both considered.

The utility model relates to the technical field of suspended ceilings, and discloses an indoor suspended ceiling structure which comprises a first hanging bar, a connecting hanging piece, a main keel, a secondary keel and a suspended ceiling, the bottom of the first hanging bar is fixedly connected with the connecting hanging piece, the inner side of the connecting hanging piece is connected with the main keel in a sliding mode, and the bottom of the main keel is provided with the secondary keel. The bottom of the secondary keel is fixedly connected with a suspended ceiling, the bottom of the first hanging bar penetrates through the upper portion of the connecting hanging piece, the bottom end of the first hanging bar is in threaded connection with a first fixing nut, the upper portion of the first hanging bar is in threaded connection with a nut disc, and a first damping spring is arranged between the nut disc and the connecting hanging piece. According to the suspended ceiling, the fixing performance among the main keel, the secondary keel and the suspended ceiling can be improved, meanwhile, shock absorption is conducted on the whole formed by the main keel, the secondary keel and the connecting hanging piece through the first shock absorption springs, shock absorption is conducted on the whole formed by the suspended ceiling and the secondary keel through the second shock absorption springs, installation is convenient and fast, and the weight is low.

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 invention discloses an aluminum alloy plate three-stage aging furnace and a heat preservation time calculation method, and relates to the technical field of aluminum alloy plate production. The aluminum alloy plate three-stage aging furnace comprises a furnace body and a hearth which is arranged in the furnace body and is used for carrying out aging treatment on plates; a suspended ceiling is mounted in the hearth in an up-down sliding manner, the suspended ceiling is in sealing contact with the side wall of the hearth, the hearth is divided into an upper hearth and a lower hearth by the suspended ceiling, and a plate needing aging treatment is positioned in the lower hearth; an air inlet and an air outlet are formed in the side wall of the lower hearth; an air supply system is connected between the air inlet and the air outlet; a lifting driving device for driving the suspended ceiling to slide up and down and a control system in signal connection with the lifting driving device are arranged on the outer side of the furnace body; the control system is in signal connection with the air supply system. The calculation mode of the three-stage aging furnace and the heat preservation time is optimized, so that the stress corrosion resistance of the treated aluminum alloy plate is improved, and meanwhile, the strength loss is small.

The invention relates to the technical field of purifiers, and particularly discloses a multifunctional ceiling type gas disinfection, deodorization and purification device which comprises a purification pipeline, an ultraviolet sterilization lamp is arranged on the top wall of the purification pipeline, and a tubular plasma generator is arranged on the bottom wall of the purification pipeline. An activated carbon plate is slidably mounted on one side of the purification pipeline in a penetrating manner, and a positive and negative rotation fan is arranged in the purification pipeline; the pre-storage box is arranged on the side wall of the purification pipeline, one end of the pre-storage box and the side, close to the purification pipeline, of the pre-storage box are open, a door plate is arranged at an opening in the end of the pre-storage box, and two limiting rails are arranged on the inner wall of the side, away from the purification pipeline, of the pre-storage box. The device has the function of purifying various types of air, improves the gas purification effect, has the function of automatically replacing the activated carbon plate, has the function of automatically cleaning an air filtering opening in the device, and reduces the labor cost.

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 utility model discloses a mounting structure of a smoke-blocking vertical wall, which comprises a wall body, suspenders are mounted on two sides of the lower part of the wall body, a suspended ceiling is mounted below the suspenders, a support frame is mounted below the wall body, a first bolt penetrates through the upper part of the support frame, a second bolt penetrates through one side of the lower part of the support frame; a fixing plate is installed below the supporting frame, and third bolts penetrate through the two sides of the fixing plate. According to the mounting structure of the smoke-blocking vertical wall, the wall body, the supporting frame and the first bolts are used in cooperation, the wall body and the supporting frame are fixed through the first bolts in the using process of the device, the triangular structure of the supporting frame enables the mounting structure of the smoke-blocking vertical wall to be more stable, and therefore the fault rate of the smoke-blocking vertical wall is relatively low; therefore, in daily use, the ceiling screen can keep high reliability and stability, and maintenance and replacement cost caused by faults is reduced.

The utility model discloses a suspension structure for indoor decoration, which relates to the technical field of indoor decoration and comprises a connecting rod. The number of the connecting rods is four, and the outer walls of the four connecting rods are all in threaded connection with L-shaped fixing frames. And the reinforcing assembly is used for reinforcing the stability of the top space of the building. The limiting plates are of rigid structures, the two limiting plates are oppositely connected to the inner side wall of the L-shaped fixing frame in an inserted mode, the L-shaped fixing frame is of an L-shaped structure, and the spherical bases used for connecting the limiting plates and the L-shaped fixing frame are fixedly arranged on the inner side wall of the L-shaped fixing frame. After the spherical seat is inserted into the limiting groove, the L-shaped fixing frame can slide on the side face of the limiting plate, the distance between the L-shaped fixing frame and the limiting plate is freely adjusted, the reinforcing assembly is matched with the connecting rod and the L-shaped fixing frame, the strength of an indoor roof is enhanced, and the phenomenon that a ceiling is uneven due to deformation caused by uneven stress when a keel is supported is avoided; and the aesthetic property and the safety of the indoor space are influenced.