33results about How to "Increase the construction process" patented technology

The invention relates to an insulation facing tile, and a production method thereof. The insulation facing tile is characterized in that the hollow tile is made of the low weight insulation material, either the left side or the right side of the hollow tile is produced to be raised head shaped, the other side is produced to be a groove shape which can be put into the raised head, the hollow part of the hollow tile is filled with an insulation body made of the insulation material and tightly combined with the inner surface of the hollow tile, and a colored ornament surface is adhered on an adhesive layer on the outer surface of the hollow tile. The ornament surface of the tile is directed outward, the raised head of another tile is inserted into the groove and leveled, and the joint is filled with insulation mortar, to form an outer wall. The tile integrates three construction processes of a wall enclosure structure, an insulating layer, and the ornament surface layer together, the on-site installation is simple, convenient, and quick, the quality is easy to be ensured, with safety and reliability, and crack, falling off, cold bridge, alkali resistance and molding of the outer wall surface are avoided; the requirements on energy conservation, environmental protection and aesthetic appearance are met, and the insulation effect is good; the invention can replace a hollow tile, an outer wall insulation adhesive ornament surface and an invention ornament plate.

The invention provides a ground source heat pump buried pipe heat exchanger free of backfilling to overcome defects in the prior art. The part below the perennial underground water level is reserved in a buried pipe heat exchanging hole, backfilling of sandy soil backfill materials or other special grouting backfill materials is not needed, in other words, backfilling of the backfill materials does not need to be carried out between a water inlet pipeline and a water outlet pipeline of a buried pipe heat exchanging pipe under the perennial underground water level and between the heat exchanging pipe and the hole wall, the heat exchanging performance of the buried pipe heat exchanger is improved through groundwater runoff water, the number of drill holes is reduced, the construction procedure is simplified, the construction cost is reduced, a large number of backfill materials and cost for backfill grouting and compacting are saved, and the social benefits and the economical benefits are very obvious.

The invention discloses a prefabricated rail top air duct of a subway station. The prefabricated rail top air duct of the subway station comprises a first prefabricated side plate, a second prefabricated side plate, an air duct bottom plate, a first screw rod, a second screw rod, a third screw rod, a fourth screw rod, a first waterproof rubber ring, a second waterproof rubber ring, a third waterproof rubber ring and a fourth waterproof rubber ring, wherein the first prefabricated side plate comprises a first upright post, a second upright post, a first panel, a first side foot plate and a second side foot plate; the second prefabricated side plate comprises a third upright post, a fourth upright post, a second panel, a third side foot plate and a fourth side foot plate; and the air duct bottom plate is lapped on the first side foot plate, the second side foot plate, the third side foot plate and the fourth side foot plate. The invention also discloses a hoisting installation method ofthe prefabricated rail top air duct of the subway station. According to the prefabricated rail top air duct of the subway station and the hoisting installation method thereof, the construction periodcan be shortened, the construction quality can be improved, the construction cost can be reduced, the safe and civilized construction degree can be improved, the water can be prevented from leaking from a middle plate of the station to a rail top air duct, the normal use of a shielding door of the subway station can be ensured, and the problem that the service life of the prefabricated rail top air duct is influenced due to heavy weight of components can be solved.

The invention relates to the technical field of buildings, in particular to a fabricated building. The fabricated building comprises a steel structure frame and prefabricated external wall plates. Themultiple layers of external wall plates are arranged from top to bottom, and each layer of external wall plate is fixed to the outer side of the steel structure frame through a connection part. By fixing the prefabricated external wall plates to the steel structure frame to form the building, the problems that an in-situ concrete pouring method is large in transporting amount and high in construction cost, the construction quality cannot be ensured, environmental pollution is serious, the cost is high, energy waste is prone to being generated can be solved. The external wall plates are transported to a construction site after being prefabricated in a factory, and mounted by adopting hoisting in the construction site to assemble an overall building, thus achievement of housing industrialization is facilitated, and the defects of in-situ formwork building, reinforcement assembling and concrete pouring of a traditional construction method are overcome. Mounting of windows and doors and construction of heat preservation layers and decoration layers are not needed after the main structure of the building is completed, and thus the construction procedures are simplified.

The invention discloses an anti-cracking water-resistant intermediate paint preparation method and a product prepared by the method. The elastic emulsion used in the product is Tianba 2000, which has excellent water resistance, flexibility, alkali resistance and percentage of elongation. Assistants are common assistants for construction paints; and fillers are barium sulfate, talcum powder and coarse whiting powder, and the coarse fillers can enhance the physical and chemical properties of the coated film and lower the cost. The method disclosed by the invention has the advantages of simple preparation technique and high production efficiency, and is easy to implement. The anti-cracking water-resistant intermediate paint product disclosed by the invention has the advantages of favorable flexibility, strong cracking resistance (can bridge a 0.5-3mm crack), favorable water resistance, high binding firmness, favorable comprehensive properties, high temperature tolerance and high weather resistance, effectively solves the phenomena of cracking and water leakage in the walling, and ensures the walling to have neat and elegant appearance; and besides, the construction process is simple, greatly shortens the construction period, enhances the construction efficiency, requires low cost, and is beneficial to wide popularization.

The invention provides a maneuvering type modular building structure comprising a modular building, a lifting frame module, a lifting unit module and a rail. The rail is arranged on the peripheral ground of the modular building. The lifting frame module comprises a lifting cage of a steel frame structure. The lower end of the lifting cage is provided with a walking device adapted to the rails, andthe walking device drives the lifting frame module to move on the rail. A winch is arranged at the bottom of the lifting cage. A pulley assembly is arranged on the top of the lifting cage. The face,opposite to the modular building, of the lifting cage is provided with telescopic attachment devices. The modular building is provided with a fixing device adaptive to the telescopic attachment device. The telescopic attachment device is connected with the fixing device through hoops. The lifting unit module comprises a lifting box of a box type structure. The upper end of the lifting box is connected with the winch through the pulley assembly by means of a rope. The maneuvering type modular building structure can achieve rapid assembly and disassembly, saves the land resource occupied by a crane, occupies small construction space, saves construction time, lowers labor intensity, shortens work period, lowers cost and has high safety.

The invention relates to an installing device and method of an embedded halfen groove. The installing device of the embedded halfen groove is suitable for positioning and installation of the halfen groove in a concrete member, and comprises a building template internally provided with a cavity as well as a reinforcing steel bar and the halfen groove in the building template; the halfen groove extends along the length direction of the building template; a plurality of bolt anchors are arranged at the back side of the halfen groove; one or more of the bolt anchors is fixedly connected with the reinforcing steel bar through positioning bars; and the position of an opening in the front side of the halfen groove is tightly attached to one side of the building template. According to the installing device and method of the embedded halfen groove, provided by the embodiment of the invention, the design is reasonable; the precision of the pre-burying, installation and positioning of the halfengroove and the simplification of construction are realized; and the needs of repeatability and generalizability of site construction are met.

The invention discloses a curtain wall support adjustment system, which comprises at least one curtain wall panel, a plurality of adjustment units with hinged shafts are respectively arranged on two adjacent sides of the curtain wall panel, and one end of each adjustment unit It is directly or indirectly fixed on the curtain wall panel, and the other end of the adjustment unit is fixed on the keel through the first bolt. After positioning the curtain wall panel according to the installation requirements, adjust the placement angle between the curtain wall panel and the keel through the hinge shaft in the adjustment unit. The adjustment unit is fixed on the keel, and the above-mentioned installation process is repeated when installing multiple curtain wall panels, and then the relative angle between two adjacent curtain wall panels is adjusted, so that the curtain wall support system with irregular shapes can be used while using the simplest components. The purpose of flexible and multi-purpose can be achieved, and the construction process is avoided due to cumbersome components, which is not conducive to reducing the construction cost.

The invention discloses a construction method for a building wire box installation point position construction frame. The construction method comprises the steps: (1) determining the space position ofa wire box on a pre-built wall body; 2) installing a wire box support frame according to the spatial position of the wire box, wherein the wire box support frame comprises a transverse supporting rodand a longitudinal telescopic rod, a mounting base is arranged at the bottom end of the longitudinal telescopic rod, a transverse adjusting sleeve is arranged at the upper end of the longitudinal telescopic rod, a transverse adjusting locking bolt is arranged on the transverse adjusting sleeve, and the transverse supporting rod is inserted into the transverse adjusting sleeve to adjust the telescopic length; the end, connected with the wire box, of the transverse supporting rod is provided with a wire box connecting plate; (3) fixedly installing the wire box on a wire box support frame; (4) cutting out a wire pipe with the matched length, and connecting a wire head in the wire pipe with the wire box; (5) building a wall body according to the position of the pre-built wall body.

The invention discloses an automatic welding auxiliary device for in-tunnel pressure steel pipe pile joints. The device comprises a trolley group used for bearing two pressure steel pipes subjected to circular seam assembly and driving the two pressure steel pipes to do circular motion, wherein the trolley group comprises two first trolleys and a second trolley; each first trolley is provided with a walking wheel and a rolling driving assembly; and the second trolley is provided with a walking wheel and a rolling driven assembly. According to the device, two sections of pressure steel pipes can be changed into one section of pressure steel pipe, so that although construction procedures are increased, the installation work amount is reduced by half, time and labor cost can be reduced, and good social benefits and economic benefits are generated. Automatic submerged arc welding is used for replacing manual welding, so that weld joints are attractive in appearance, the first-pass yield is improved, and the welding cost is reduced. The automatic welding auxiliary device for the in-tunnel pressure steel pipe pile joints also has the characteristics of low cost, simple manufacturing method, safety and simplicity in use, easy mastering and the like.

The invention discloses a supporting structure in the initial stage of freezing for a tunnel in soft surrounding rock, and a construction method, and belongs to the technical field of tunnel supporting structures. Insulation layers are coated in an upper flange and a lower flange of an arch frame; a refrigeration device is composed of N-type semiconductors, P-type semiconductors and metal gaskets,the metal gaskets are bonded onto the arch frame in a staggered manner, and the N-type semiconductors and the P-type semiconductors are alternately welded onto the intersection positions of the metalgaskets and connected into couple pairs; a heat dissipation device is composed of a communication pipe, heat dissipators, a ventilation pipe and an exhaust pipe, the arch frame with the refrigerationdevice is installed after tunnel excavation, the heat dissipators are distributed at the inner side of the arch frame, and the adjacent arch frames are connected by the communication pipe; and the ventilation pipe is inserted into the arch frame and led to the hole of the tunnel, the exhaust pipe sleeves into the ventilation pipe, and a direct-current power supply is connected with the refrigeration device. According to the supporting structure in the initial stage of freezing for the tunnel in the soft surrounding rock, and the construction method, in the case that a refrigeration system isnot constructed independently and the action of the arch frame is not influenced, a frozen soil shell can be formed on the peripheral surrounding rock of a soft section of the tunnel, water isolationis carried out, the deformation of the tunnel is controlled, the ventilation of the tunnel is improved, and the construction environment is improved.

The invention discloses a structure and a processing method for cutting off an existing anchor cable invading the range of a station foundation pit. Plane movement and lifting movement of a clamping tool are achieved through a hydraulic lifter and a movable steel frame, so that the clamping tool can accurately find the position of an anchor cable through mechanical movement, the clamping effect on the anchor cable is achieved, and a crane or manual alignment and clamping are not needed; in addition, anchor cables in the same groove section can be accurately found and clamped one by one through movement, continuous cutting of the anchor cables in the same groove section is achieved, the cutting construction procedure is greatly accelerated, the cutting efficiency is improved, frequent disassembly and assembly are not needed, multiple clamping tools do not need to be installed, the structure is quite ingenious, and the equipment cost is saved; a diamond wire saw cut the anchor cable, that is, the diamond wire saw is driven by a hydraulic motor to move around the cutting face of the anchor cable at a high speed to grind the anchor cable, and cutting work is completed; due to the fact that diamond particles are used as grinding materials, hard objects such as the anchor cables can be cut.

The invention discloses a connecting method of steel arch units for tunnel supporting. Longitudinal section steel joists are arranged at connecting parts of the steel arch units of a tunnel along a tunnel axis; the arch units are connected onto the joists, so that the connection of the arch units is not limited by types and curvatures of the arch units; and during construction, a temporary supporting effect of arches at the upper parts of the joists constructed can be exerted without mounting of the arches at the side parts of the joists. The method solves the problems that the reliable connection between the arch units is difficult due to type and curvature factors of the arches and the supporting effect of the mounted arches is difficult to exert prior to closing of the annular arches; and the method achieves quick mounting of the steel arches without increase of construction procedures and timely exertion of the supporting effect, ensures tunnel safely in a construction process andaccelerates a construction progress.