34results about How to "Reduce construction complexity" patented technology

The invention relates to the technical field of photovoltaic panels, and discloses a photovoltaic building integrated curtain wall assembly which comprises embedded parts, a plurality of embedded parts are arranged on an outer wall body, an L-shaped groove is formed in each embedded part, and a locking assembly is arranged in each embedded part. When the first photovoltaic glass is separated from the L-shaped block, the linkage assembly drives the limiting block to move into the L-shaped block, then the insertion block on the second photovoltaic glass is inserted along the L-shaped groove, and finally after the second photovoltaic glass makes contact with the L-shaped block, the limiting block is driven by the linkage assembly to move out of the L-shaped block and then clamped into the groove. According to the method, replacement can be completed by directly inserting the second photovoltaic glass without dismantling the peripheral first photovoltaic glass to create an operation space or pulling out the L-shaped block, so that the construction steps are greatly simplified, the construction complexity is reduced, and the replacement operation is more convenient.

The utility model discloses an integrated system host for controlling large-screen display, and relates to the technical field of large-screen display control systems. The backboard comprises a backboard module, the inner wall of the backboard module is provided with a PCIE slot, and an interface of the PCIE slot is plugged with a signal processing module. According to the utility model, through cooperation of the signal processing module and the backboard module which are designed in a modularized manner, a hardware architecture assembled according to needs and a PCIE slot interconnection technology are adopted, a user is allowed to flexibly select HDMI input and output, audio processing and network exchange of functional modules according to actual needs, the construction complexity is greatly reduced, redundant wiring is reduced, and the cost is reduced. And meanwhile, primary and secondary hierarchical design among the modules and an independent communication mechanism ensure that operation can be recovered by quickly replacing a secondary module when any module fails, so that the fault-tolerant capability and the maintenance efficiency of the system are remarkably improved, and a reserved expansion space supports subsequent function upgrading or capacity expansion and is adaptive to large-screen display scene requirements of different scales.

A self-regulating temperature float-type fuel tank, relating to the field of engine fuel tank technology, includes a tank body with an oil inlet at the top and an oil outlet at the bottom. Inside the tank body are a heater, a temperature sensor, and a cooling core. The heater and cooling core are horizontally positioned above the oil outlet, and the temperature sensor is positioned close to the oil outlet. The cooling core includes several cooling pipes and several clamping plates, which are vertically spaced. The cooling pipes pass horizontally through the clamping plates, and their two ends are connected to the tank body. Water inlets and outlets, communicating with the interior of the cooling pipes, are installed on the side walls of the tank body. The water inlets are connected to a water pump. This application can change the original cooling method, improve cooling efficiency, reduce engine output loss, adjust engine power output in a timely manner, and improve user experience.

The invention discloses a soft rock large deformation control method and a rapid support system suitable for TBM tunnel construction method characteristics, the method is implemented based on an anchoring support system composed of a short anchoring support system and a long anchoring support system, and the method is suitable for an open TBM construction scene: in a TBM tunneling process, before a shield is exposed, the shield is not exposed, and the long anchoring support system is not exposed; a short anchoring support system of a full-length anchoring anchor rod structure is timely arranged in the radial direction of the 180-degree area of the upper half ring of the tunnel section through a cutter head edge cutter hole, and the short anchoring support system and a shield cooperate to form an initial deformation control system; after the shield is exposed, according to the deformation degree of the surrounding rock, full-length anchoring anchor rods or pre-stressed anchor cables are adopted in a graded mode, long anchoring supporting systems are arranged at intervals with the short anchoring supporting systems in a spiral mode, then the long anchoring supporting systems are cooperatively borne with steel arches, reinforcing meshes and sprayed concrete, and the long anchoring supporting systems are matched with 70m system sprayed concrete and 1000m secondary lining construction behind a tunnel face. According to the method, the displacement around the hole is effectively controlled, the TBM is prevented from being stuck, and the construction safety and efficiency of the open-type TBM in the soft rock large-deformation geology are improved.

This invention discloses an intelligent oil production system for electric pump wells, a tubing string, and a method of use, relating to the field of downhole communication technology. The system includes a surface control cabinet, an AC carrier cable, a wireless transceiver connector (upper and lower), a DC carrier cable, and downhole intelligent equipment. The surface control cabinet supplies power to the downhole intelligent equipment via the AC carrier cable, the wireless transceiver connector (upper and lower), and the DC carrier cable. The surface control cabinet performs bidirectional AC carrier communication with the wireless transceiver connector (upper and lower) via the AC carrier cable. The wireless transceiver connector performs bidirectional DC carrier communication with the downhole intelligent equipment via the DC carrier cable. This invention reduces the number of cables, solving the problem of the difficulty of laying multiple cables on the external tubing string during construction, while also reducing tubing string costs and production costs.

The invention provides a gutter inlet trimming and dismantling device and method. The device comprises a hollow cuboid-shaped cabinet body with an opening in the lower portion; the operation panel is fixed on the upper surface of the cabinet body and is used for performing operation control on the device; the first longitudinal cutting assembly and the second longitudinal cutting assembly are fixed to the inner sides of the two narrow edges of the cabinet body respectively; the third longitudinal cutting assembly is fixed on the inner side of one long edge of the cabinet body; the first longitudinal cutting assembly, the second longitudinal cutting assembly and the third longitudinal cutting assembly can conduct longitudinal cutting. The horizontal cutting assembly is fixed to the inner side of the side, opposite to the third longitudinal cutting assembly, of the cabinet body and can conduct horizontal cutting; and the electric cabinet box is used for accommodating a control module of the cutting assembly. The method has the advantages that multi-device combined construction is not needed, the occupied area of construction is small, and road passing is not affected; by means of the device, the gutter inlet can be broken and dismantled at a time, operation efficiency is high, and the risk of traffic jam is reduced.

The utility model relates to the technical field of intelligent transportation, concretely relates to high -speed toll station vice node railing machine, including railing machine body, set up on railing machine body and show module of fee of snapshot module and, snapshot module and show module of fee set up in the one side of railing machine body front end facing the lane transaction area, be provided with communication module in the railing machine body, this communication module is used for with ETC lane antenna carries out data interaction, and the transaction data of lane antenna is received through communication module and is shown through show module of fee of railing machine body, the lower extreme of pole machine body is provided with base, and the fixed part of base and setting in the bottom of railing machine body is connected in sliding fit, and the bottom of base is the sliding fit connection of sliding slot and sliding rail, the utility model relates to a kind of high -speed toll station vice node railing machine, solve the problem that multiple stand, construction complex caused by traditional ETC lane snapshot and fee show device independent setting, railing machine is simultaneously realized convenient installation and position adjustment by sliding base.

The utility model relates to the technical field of constructional engineering installation, and particularly discloses an assembly type decoration dry hanging system which is characterized in that a connecting assembly is arranged between a vertical keel and a transverse keel and comprises a locking block and a plurality of connecting blocks located in the vertical keel and the transverse keel respectively, and the transverse keel is matched with the locking block in a limiting mode. The locking blocks are fixedly connected with the connecting blocks located in the vertical keels and the transverse keels correspondingly, so that the transverse keels and the vertical keels are fixedly connected, cutting machining and related welding processes are not needed in the whole installation process, the construction complexity can be greatly reduced, and the construction efficiency is improved. And the transverse keels and the vertical keels are mutually fixed through the connecting assemblies to form the whole steel frame supporting structure, so that the later maintenance and rectification difficulty can be greatly reduced.

The utility model belongs to building curtain wall engineering technical field discloses the connecting structure of unit formula enclosure curtain wall and heavy steel structure, including telescopic crossbeam, the telescopic crossbeam includes main crossbeam and vice crossbeam, the main crossbeam is set up with the movable slot in, be provided with telescopic adjusting mechanism in the movable slot, telescopic adjusting mechanism is connected with vice crossbeam, telescopic adjusting mechanism is used for adjusting the position of vice crossbeam. The main crossbeam and vice crossbeam in telescopic crossbeam rigid connection cooperation adjustable mechanism through telescopic adjusting mechanism, both ensure the strength of overall structure, can also absorb part deformation stress, reduce the connection failure risk caused by temperature change or external force. In addition, through the cooperation of telescopic adjusting mechanism, the position of vice crossbeam can be adjusted according to actual demand, so that the unit formula curtain wall of different size is adapted, and the customization processing is reduced.

The invention relates to the technical field of steel structure installation, in particular to intelligent integrated equipment based on steel structure installation, which comprises a lifting cylinder, an intelligent system and a controller, the inner side wall of the lifting cylinder is in vertical sliding fit with a sliding block, and the top of the sliding block is fixedly connected with a supporting rod. The top of the supporting rod penetrates through the top of the lifting cylinder and is in vertical sliding fit with the top of the lifting cylinder. A tray assembly used for fixing the steel structure is arranged at the top of the supporting rod. The bottom of the lifting cylinder is fixedly connected with a driving vehicle body, and the inner bottom wall of the driving vehicle body is fixedly connected with a first driving part; driving wheels are symmetrically and rotationally connected to the side wall of the first driving vehicle body, and output shafts of the first driving parts are coaxially and fixedly connected with the driving wheels; a steering assembly used for steering the driving vehicle body is arranged on the side wall of the driving vehicle body. The whole equipment is conveyed to the specific position where the steel structure needs to be installed through the driving vehicle body, the design is flexible, the equipment can adapt to various complex terrains and construction environments, and tracks do not need to be laid in advance.

The utility model discloses a curtain wall across middle support relates to building outer dress technical field, and curtain wall across middle support includes board groove formula embedded part, fixed support and fixed hanger, and board groove formula embedded part part sets up in the concrete precast slab, and is outwardly extended with the mounting bolt, and the fixed support is connected in the mounting bolt and is locked through the nut, and the fixed hanger is connected in the side wall of fixed support, and the width direction interval of fixed hanger is equipped with first installation hole and second installation hole, and first installation hole is used to wear fixed bolt and connects fixed support, and second installation hole is used to wear fixed bolt and connects the installation stand, and the distance of fixed hanger relative to the concrete precast slab can be adjustable adjustment to adjust the position of installation stand.

The invention discloses a connection node between a precast concrete column and a steel beam with an inner partition, comprising an outer steel sleeve fixed to the node area, the outer steel sleeve fixed to the corresponding position of the precast concrete column and the node area, an upper inner partition and a lower inner partition both arranged in the outer steel sleeve, the upper and lower inner partitions are welded to the inner side wall of the outer steel sleeve at the corresponding position of the top and bottom of the steel beam and the node area, longitudinal reinforcement passing structure and concrete pouring holes are arranged on the upper inner partition and the lower inner partition, the outer steel sleeve and the steel cage of the precast concrete column are embedded in the concrete entity of the precast concrete column, the steel cage of the precast concrete column at the corresponding position of the outer steel sleeve is composed of longitudinal reinforcement, the outer side surface of the outer steel sleeve is flush with the outer side surface of the column, and a steel bracket connected to the steel beam is welded on the outer side surface corresponding to the outer steel sleeve and the steel beam. The invention has a simple structure and is easy to assemble; it has good mechanical properties, is safe and reliable; and has good integrity.

The application discloses an automatic door wireless receiver of intelligent permission identification, an automatic door system and a method thereof. The automatic door wireless receiver comprises a wireless communication module, a receiver master control module and a host communication module. The automatic door wireless receiver can automatically identify the specific device type and the permission level of each external device, and acquire the current working state of the automatic door, so that the instructions of each external device are processed, and the opening or closing of the automatic door is controlled. The application can solve the communication compatibility problem of all external devices by using only one automatic door wireless receiver, reduces the number of wireless receivers, reduces the connection between the automatic door host and the wireless receiver, can eliminate the property safety hidden danger caused by the wrong port connection of the construction personnel, and greatly reduces the construction difficulty of the later-added external devices.

The utility model relates to the technical field of pile -board wall, disclose a kind of pile -board wall vertical unbonded prestressed structure, including soil block, the inner bottom surface of soil block is provided with multiple piles, the inside of pile is provided with multiple prestressed mechanism, and the prestressed mechanism includes tensioning end positioning groove, fixed end positioning groove and unbonded steel bar, the inner wall of tensioning end positioning groove and fixed end positioning groove is all fixedly connected with bottom plate, the outer wall of bottom plate near pile one side is fixedly connected with multiple spiral rib, the inner wall of bottom plate near pile one side is provided with anchoring cross plate. In the utility model, the pre-embedded design of the prestressed steel bar of the pile -board wall simplifies the construction process, reduces the modification to the existing process, reduces the construction complexity, thereby speeds up the construction progress, and the application of unbonded steel bar makes the design and construction more flexible, can adapt to different geology and environmental conditions, and is more suitable for various engineering projects.

The application discloses a novel photovoltaic system connecting support suitable for a metal roof, which comprises a first sub-support, a second sub-support and a first locking piece. The first sub-support is provided with a clamping edge on one side of the upper end and is formed into a shape matched with one side of a wave crest of a metal roof panel at the lower end; the second sub-support is horizontally extended with a mounting surface at the upper end for fixing a photovoltaic purlin, the mounting surface is provided with a clamping groove for embedding the clamping edge, and is formed into a shape matched with the other side of the wave crest at the lower end. The first locking piece is arranged through the side surfaces of the two sub-supports to connect the two sub-supports into an integrated body for clamping and fixing the wave crest of the metal roof panel, realizes non-perforation clamping and fixing, and completely eliminates the roof leakage risk caused by traditional drilling. Meanwhile, the nesting structure of the clamping edge and the clamping groove provides a pre-positioning function, simplifies the installation process, ensures that the load is directly transmitted to the main body of the metal roof, and thus improves the structural safety and waterproof reliability of the photovoltaic system.

The invention discloses a clamp for controlling the space between reserved steel bars of a floor slab construction joint and the thickness of a protective layer. The clamp comprises a sliding assembly, a supporting cross beam and a bottom rod structure. The sliding assemblies are of free sliding structures, balls capable of rotating freely are arranged at the bottoms of the sliding assemblies, the top ends of the sliding assemblies are connected with the overturning rods and the rotating head assemblies, the rotating head assemblies are rotationally connected with the linkage rods, the bottoms of the linkage rods are fixedly connected with the telescopic assemblies, and the upper ends and the lower ends of the multiple telescopic assemblies are fixedly connected with the supporting cross beam. A plurality of protection layer control ends are mounted on the outer side of the supporting cross beam through sliding grooves and sliding heads, and the sliding heads are rotationally connected with the cross arms through connectors; the bottom rod structure is arranged below the sliding assembly, the sliding assembly is in sliding contact with the upper portion of the bottom rod structure through balls, a sliding rod of a T-shaped structure is fixed to the top end of the bottom rod structure, the sliding rod is sleeved with the sliding assembly, and a supporting plate and a contact plate are fixed to the bottom of the bottom rod structure through grooves.

A vibration damping and seismic resistant device for overhead contact lines includes: a positioning plate, an upper plate, a lower plate, an embedded plate, two shaped pressure plates, and an elastomer. The positioning plate is positioned below the support column. The two shaped pressure plates are arranged face-to-face, forming a rectangular gap on their inner walls for installing the elastomer. The lateral ends of one shaped pressure plate are connected to the upper plate, and the lateral ends of the other shaped pressure plate are connected to the lower plate. The embedded plate is positioned above the foundation. After installation, the upper plate is connected to the support column and the lower plate is connected to the foundation using anchor bolts. This vibration damping and seismic resistant device has strong load-bearing capacity, vibration damping, and seismic resistance. It is safe, reliable, and has no axial tension, eliminating the possibility of busbar breakage or wire breakage, thus avoiding wire breakage caused by flexible pantographs, melting, softening at high temperatures, wire defects, and pantograph malfunctions.

The utility model discloses a modular multidirectional connection parapet keel system, which comprises an original structural body, parapet L corner braces, upright keels and panels, the parapet L corner braces are connected with the original structural body and the upright keels in an anchoring manner, the cross section of each upright keel is of a bow-shaped opening structure, each upright keel comprises an integrally formed middle convex groove and side grooves, and the side grooves are structurally and symmetrically arranged on the two sides of each middle convex groove; keel fixing holes are formed in the middle convex grooves, keel external connection holes are formed in the side grooves, the panels are detachably connected with the keel external connection holes through panel external connection pieces, and the panel external connection pieces comprise external hanging pieces and / or flat insertion assemblies. By adopting the design of the L-shaped corner connectors and the adjusting oblong holes and combining with the configuration of the Z-shaped double corner connectors, the three-dimensional fine adjustment of the position of the keel is realized, the keel is adapted to the uneven surface of a building structure body, the arrangement accuracy of the keel is ensured, the opening direction of the keel is flexibly adapted through the single corner connector or the Z-shaped double corner connectors, and the construction complexity is reduced.

This application discloses a stiffened box girder-column connection structure and its construction method, including a vertical box girder, a stiffened box girder, multiple transverse reinforcing bars, and vertical reinforcing bars. The vertical box girder includes a box-shaped steel column and corbels connecting the box-shaped steel column. Lap plates are provided on the box-shaped steel column, located around the perimeter of the corbels. Inserts are placed on the corbels near the lap plates, with the centerline of the inserts perpendicular to the lap plates. The ends of the stiffened box girder are welded to the corbels. Transverse reinforcing bars are arranged around the circumference of the stiffened box girder, with their ends lapped onto the lap plates on the box-shaped steel column. Each vertical reinforcing bar is arranged around the circumference of the box-shaped steel column, with its end inserted into a corresponding insert. The stiffened box girder-column connection structure provided by this application, where the ends of the transverse reinforcing bars lap onto the lap plates and the vertical reinforcing bars are inserted into inserts, eliminates the need for holes to penetrate the box-shaped column and box girder, does not weaken the cross-sectional area of ​​the steel structure, ensures the integrity and stability of the steel structure, and allows the steel structure to fully utilize its load-bearing capacity.

This invention relates to the field of oil and gas field fracturing technology, and discloses a supramolecular fracturing fluid system and application method with both percolation and oil displacement capabilities. Its components include 0.3%-0.8% by mass of a supramolecular hydrophobic associating polymer, 0.2%-0.5% of a nano-microcapsule oil displacement agent, 0.05%-0.1% of a pH adjuster, and 0.1%-0.3% of a co-solvent, with the balance being a base fluid. The supramolecular hydrophobic associating polymer forms a dynamic three-dimensional network through self-assembly of hydrophobic side chains. The nano-microcapsule oil displacement agent uses a biodegradable polymer as a wall material to embed surfactants, achieving controlled release triggered by the reservoir environment. This system requires no crosslinking agent, has low residue content to reduce reservoir damage, and combines low friction with strong proppant carrying capacity. The controlled release of the nano-microcapsule improves the utilization rate of the oil displacement agent, realizing integrated fracturing and percolation oil displacement, and is suitable for the fracturing needs of various low-permeability to tight reservoirs.

This utility model relates to an installation device for reinforcing single-column pier bridges against overturning, belonging to the field of bridge reinforcement technology. The installation device includes: two semi-circular clamps aligned and fitted together; a reinforcement installation mechanism comprising a regular hexagonal mounting frame fixedly connected to one end of one of the semi-circular clamps; through the cooperation of a guide block, guide post, and the inclined surface of a guide groove, disassembly only requires inserting an internal hexagonal sleeve to automatically release the locking of the positioning strip on the flange nut, achieving rapid release of pre-tightening force without tools; this design avoids damage to the bolt threads; the spring is made of rubber, ensuring the reset thrust of the positioning strip while reducing the risk of metal fatigue; the entire reinforcement installation mechanism significantly reduces the construction complexity of high-altitude operations while ensuring anti-overturning performance.

The invention discloses an earthwork digging and filling device for building construction, and relates to the technical field of earthwork digging and filling, the earthwork digging and filling device comprises an auxiliary supporting seat, a slitting assembly and a wrapping assembly, the bottom and the right part of the auxiliary supporting seat penetrate through each other, and the slitting assembly and the wrapping assembly are mounted on the upper right part and the lower left part of the auxiliary supporting seat respectively; a slitting hydraulic cylinder is fixed to the auxiliary supporting seat, a slitting cutter is fixed to the tail end of a piston rod of the slitting hydraulic cylinder, and the wrapping assembly comprises a wrapping hydraulic cylinder, a slotting tool, an automatic winding mechanism and a coiled material. Earthwork can be vertically and transversely cut by controlling the cutting assembly, the cut earthwork can be semi-wrapped by controlling the wrapping assembly, so that moving and transporting are facilitated, then the auxiliary supporting base is controlled to be lifted upwards, complete soil blocks can be formed, the original soil blocks can be backfilled to the original position during backfilling, and the backfilling efficiency is improved. Damage to target earthwork is reduced, it is guaranteed that the whole structure is complete, and therefore the requirement for tamping after backfilling is reduced.

The basement bottom plate penetrating type deep layer post-grouting reserved pipeline structure comprises a basement bottom plate, a first grouting pipe and a second grouting pipe are arranged on the basement bottom plate in a penetrating mode, one end of the second grouting pipe communicates with the first grouting pipe, and the other end of the second grouting pipe communicates with the first grouting pipe. One end of the first grouting pipe is connected with the second grouting pipe, the other end of the second grouting pipe is located at a water collecting well, communicated with the outside and higher than the top face of the basement bottom plate, the first grouting pipe and the second grouting pipe are connected through a connector connecting piece, the second grouting pipe is filled with a gravel layer, and the first grouting pipe is filled with an asphalt factice layer. Different from a traditional single-section grouting pipe, the grouting pipe adopts the two-section assembly design, due to the segmented assembly mode, installation is more convenient, the construction difficulty is reduced, meanwhile, the overall stability is improved, the grouting pipe is firmer and more reliable, the construction efficiency of the grouting pipe is effectively improved, the construction complexity is reduced, and the construction cost is reduced. And the problem of water seepage of the bottom plate is effectively prevented.

The utility model relates to the technical field of pipeline aligning equipment, in particular to a rapid pipeline aligning device which comprises a body and an inserting piece. The body comprises a bottom fixing bracket and wing plates fixed to the two sides of the bottom fixing bracket. The flange plate is provided with an inserting opening, the inserting opening is filled with the movable hole filling plate, the movable hole filling plate is installed on the flange plate through a hinge, the movable hole filling plate can be rapidly opened through the hinge, the inserting piece is inserted into the inserting opening, and rapid opening alignment of the pipeline is completed. According to the utility model, the body and the plug-in unit are combined to form a quick plug-in system, the pipeline with the pipe diameter of less than DN100 is sleeved in the body, and the pipeline with the pipe diameter of less than DN100 is quickly fixed and aligned by opening and inserting the plug-in unit through the movable hole filling plates and the hinges at different positions, so that the pipeline aligning work can be realized only through one-time operation, and the success rate is improved. The device is simple in structure, convenient to operate, easy to construct and high in executability, the construction efficiency is improved, and the construction complexity is reduced.

The present application relates to the field of building technology, especially to a MICP-bionic structure sandwich reinforcement method for coral sand soil body, which comprises the following steps: S1, grading the undisturbed coral sand, using fine particles as sandwich material and using medium and coarse particles as main filling material; S2, laying 3D printed bionic geosynthetic material in the fine particles, sequentially injecting Paenibacillus pasteuria bacterial liquid and urea-calcium chloride cementing liquid, and alternately grouting multiple times after standing; S3, layering and stacking and compacting the composite sandwich and the main sand layer to build a layered composite structure; S4, repeating steps S1-S3. The present application combines ecological reinforcement technology with reinforcement technology to build a collaborative system of "layered construction-sandwich construction-whole reinforcement", which effectively improves the reinforcement effect and efficiency.

The 10KV line crossing construction tool comprises telegraph poles, the telegraph poles are divided into a left telegraph pole and a right telegraph pole, stay wire assemblies are arranged on the left telegraph pole and the right telegraph pole, a conveying rope is connected between the stay wire assemblies of the left telegraph pole and the right telegraph pole, a wire assembly is arranged on the conveying rope, and the wire assembly is arranged on the right telegraph pole. The stay wire assembly comprises a supporting plate, a fixing assembly is arranged on the lower portion of the supporting plate, the fixing assembly is arranged on the upper portion of the left telegraph pole and the upper portion of the right telegraph pole, three pulley assemblies are arranged on the supporting plate, and a clamping assembly is further arranged between the second pulley assembly and the third pulley assembly on the supporting plate. The unmanned aerial vehicle is adopted to drive the traction rope to move between the left telegraph pole and the right telegraph pole, power-off-free cross crossing is completed, the operation time is short, the safety risk is greatly reduced, the construction complexity and difficulty are reduced, and the working efficiency is improved.

The new type relates to a central island table of integrated suspension kitchen. It comprises a main body suspension device, a decorative suspension device and a plurality of smoke exhaust machines. The main body suspension device and the decorative suspension device are both suspended and welded on the suspension steel structure below the floor. The decorative suspension device is spaced and covered on the outer side of the main body suspension device. The plurality of smoke exhaust machines are installed in the main body suspension device. The main body suspension device comprises a main body steel frame and a veneer layer covering the surface of the main body steel frame. The main body steel frame comprises a smoke channel steel frame and a smoke machine installation steel frame. The top end of the smoke channel steel frame is welded on the suspension steel structure. The bottom end of the smoke channel steel frame is welded on the top surface of the smoke machine installation steel frame. The plurality of smoke exhaust machines are installed at the bottom of the main body steel frame. The air exhaust port is downward and connected to the bottom opening of the smoke channel steel frame. The new type has the characteristics of integrated suspension structure, smoke treatment and decoration function.

The invention relates to a prestressed concrete plane steel bar truss laminated slab, which is characterized in that web member steel bars which are continuously bent to form a wave shape are connected with upper chord steel bars to form a plane truss, the lower parts of the web member steel bars are embedded in a concrete bottom plate, and prestressed longitudinal bars are arranged in the concrete bottom plate in the direction parallel to the upper chord steel bars; supporting steel bars are arranged on the upper portion of the plane truss, the supporting steel bars are bent at intervals to form triangular supporting sections, the triangular supporting sections are pressed on the upper chord steel bars, the triangular supporting sections and the upper chord steel bars are fixed, the horizontal connecting sections connected with the triangular supporting sections are embedded into the concrete bottom plate, and the prestressed longitudinal bars are fixedly connected with the horizontal connecting sections. The method has the advantages that construction is convenient and fast, the steel consumption is small, and out-of-plane instability of the plane truss is avoided.

The utility model relates to the technical field of reinforcing protection structure, concretely is a kind of prestressed reinforcing protection structure, including building, the bottom of building is equipped with four first expansion bolts in matrix arrangement, four first expansion bolts are commonly connected with fixed end support, the bottom of building is also equipped with four second expansion bolts in matrix arrangement, four second expansion bolts are commonly connected with tension end support, carbon fibre plate is equipped between fixed end support and tension end support, the left end of carbon fibre plate is connected with fixed end support, the right end of carbon fibre plate is connected with tension end support by tension end anchorage device.Tensioning adjusting efficiency is significantly improved, and construction complexity is reduced by the prestressed reinforcing protection structure, which replaces traditional hydraulic device by hand wheel drive worm and gear and gear rack transmission mechanism, without additional support installation and disassembly, easy to operate.