167results about How to "Improve installation and construction efficiency" patented technology

The invention discloses a three-dimensional adjustable mounting connecting structure of an assembled wallboard and laminated beam, and belongs to the field of assembled building connection structures. The mounting connecting structure comprises the laminated beam, the wallboard, a wallboard embedded connecting component and a wall beam switching member, wherein the beam switching member is provided with horizontal connecting surfaces of long-strip elliptical holes, and is correspondingly connected with embedded C-shaped steel chutes of a lower precast beam below the laminated beam through bolts; the wall beam switching member is moved, adjusted and fastened in the directions of a longitudinal beam and a beam relative to the lower precast beam; a vertical suspension socket of a connecting plate of the wallboard embedded connecting component is correspondingly spliced with a vertical connecting surface of the wall beam switching member, advancing and retracting of an adjusting bolt at the upper end of the vertical suspension socket of the connecting plate is screwed, and the wallboard is adjusted to be moved and fastened in the vertical direction relative to the lower precast beam, therefore, three-dimensional adjustable fastening and mounting of the assembled wallboard and laminated beam are realized. The overall mounting structure of the invention is simple in structure and accurate in controlling the wallboard flatness, and obviously improves the mounting and construction efficiency and the construction quality.

The invention relates to a point-supported PC wallboard connecting device, belonging to the technical field of connecting devices or parts special to walls. The point-supported PC wallboard connecting device comprises a pre-burying pendant, a bolt sleeve and a base, wherein the pre-burying pendant comprises a pre-burying mechanism and a hanging mechanism, one side of the pre-burying pendant is connected into a PC wall board through the pre-burying mechanism, the other side of the pre-burying pendant is movably connected with the bolt sleeve and the base through the hanging mechanism and mutually moves relative to the bolt sleeve and the base through the hanging mechanism so as to change up-down, left-right and front-rear positions. The point-supported PC wallboard connecting device is applied to the mounting and connecting of the PC wallboards and the like, and has the advantages of firmness, accuracy, safety, environmental friendliness, convenience, high efficiency and the like.

The invention relates to a parking lot charging system integrating a sentry box and gateways. The system comprises the sentry box, an entrance gateway and an exit gateway. The entrance gateway and the exit gateway are connected with the sentry box into a whole, wherein a chassis of the entrance gateway and a chassis of the exit gateway are respectively arranged at two ends inside the sentry box along the length direction of the sentry box. An entrance gateway rod and an exit gateway rod, which are connected with output shafts of an entrance gateway mainframe and an exit gateway mainframe, are respectively arranged at two sides outside the sentry box along the length direction of the sentry box. An entrance charging system display panel and an exit charging system display panel are respectively arranged at two sides outside the sentry box along the width direction of the sentry box and respectively connected with a master control computer arranged in the sentry box. The parking lot charging system integrates the functions of the parking lot charging system and the gateways and is integrally molded in a factory. The parking lot charging system is convenient for manufacturing, packaging and transportation and can be hoisted to a right place once on site; therefore, the installation process can be conveniently and quickly accomplished, the work efficiency is greatly improved and the human labor and materials are saved.

The invention discloses a portable small-caliber steel plastic complex pipe expanding machine, relating to the field of pipe expanding technology. The portable small-caliber steel plastic complex pipe expanding machine mainly comprises a manual hydraulic mechanism and a clamping device, wherein a steel plastic complex pipe is fastened by the clamping device, a pressure head is driven by utilizing the manual hydraulic mechanism, by utilizing the characteristics that the steel plastic complex pipe is good in ductility and capable of being profiled and stamped, hydraulic power pushes the profiled expanded pressure head, so that the end opening of the steel plastic complex pipe is expanded according to the appearance of the profiled pressure head. The invention relates to a device which is used for expanding the end opening of the steel plastic complex pipe, is simple in structure and consists of the hydraulic mechanism and the profiled pressure head, thus well meeting the applications of an expanding pipe fitting for the small-caliber steel complex plastic pipe in the connection of the steel plastic complex pipes; consumable accessories are not adopted for the device, so that the continuous operation capability of the device can be enhanced, and the installation and construction efficiency of the steel plastic complex pipe can be improved.

The invention relates to a high-rise cantilever structure formwork erecting system and a construction method. The high-rise cantilever structure formwork erecting system is characterized in that an inclined strut pre-buried steel plate is pre-buried in a lower-layer shear wall, an inclined strut is installed on the inclined strut pre-buried steel plate, a cantilever I-shaped steel is installed ina reserved hole in the shear wall on the layer, and a cantilever area formwork support is arranged on the cantilever I-shaped steel in a supported mode. The invention further provides a construction method during horizontal pipeline wall penetrating. The construction method comprises the construction steps that (1) the inclined strut pre-buried steel plate is manufactured; (2) pre-buried parts arepre-buried; (3) the reserved hole is reserved; (4) a groove-shaped prefabricated base plate is mounted; (5) a pre-welding connection positioning rod is installed; (6) the cantilever I-shaped steel ismounted; (7) an I-shaped steel inclined support is mounted; (8) supports in a cantilever area and a non-cantilever area are erected; (9) installing and pre-pressing are carried out on formworks; (10)a cantilever structure is mounted to integrally form a reinforcement cage; (11) I-shaped steel wire ropes are pulled; and (12) the reserved hole is plugged. According to the high-rise cantilever structure formwork erecting system and the construction method, construction is convenient, the construction quality and the construction safety of a cantilever slab can be improved, and good economic andtechnical benefits are achieved.

The invention discloses an underground pipeline installation construction device and a method thereof. The device is characterized in that baffles are arranged at both sides and at the front end of a box; openings are arranged at the rear end and at the upper part of the box; baffles are arranged on the position which is at the bottom end of the box and is 1/2 away from the front end of the box; a hydraulic cylinder is connected with the front end of the box and the other end of the hydraulic cylinder is connected with a thrust stand; one end of a pulling rope is connected in front of the box and the other end thereof is connected with a pulling facility. The method is as follows: a hole is dug on the starting point of an underground pipeline, in which the box is arranged; paddings are backfilled from the upper part to the bottom of the box, the pipeline is hoisted into the box by hoisting equipment from the upper part of the box and is positioned on bedding, and then stones are filled; holes at the front end of the box are dug and pulling equipment is started to move; a bedding layer is filled from the upper part of the box, a secondary pipeline is hoisted, the hydraulic cylinder is started after the secondary pipeline is in place, the pipeline and the secondary pipeline are jointed by a socket, stones are backfilled in the secondary pipeline from the upper part of the box after socket joint and the box is pulled to move; construction installation of a nth pipeline is carried out by cycling the above steps. In the invention, box operation is adopted for stepping pipeline installation, thus ensuring simple working procedures, few links and low cost, greatly increasing the efficiency of underground pipeline installation construction and laying a foundation for realizing full automation of underground pipeline installation construction.

The invention provides a rotary leveling wall plate mounting structure. Firstly, a leveling assembly is arranged and comprises a rotating part and a leveling base, the leveling base is fixedly mountedon the wall, the rotating part is in threaded connection to the leveling base, a keel part comprises a first connecting part and a second connecting part, the first connecting part is detachably mounted on the rotating part, the wall plate body is clamped to the second connecting part, and the second connecting part is fixedly connected to the first connecting part. The invention further providesa rotary leveling wall plate mounting method. Compared with the prior art, through rotary leveling, the wall plate interval adjusting efficiency is improved, and through an expansion sleeve, the mounting structure intensity is improved.

The invention provides an assembled-type workshop wallboard and upright connecting structure. The assembled-type workshop wallboard and upright connecting structure is composed of uprights, prefabricated unit hollow wallboards, supporting boards and inverted-U-shaped pulling and connecting assemblies. The uprights are arranged at intervals according to the widths of the prefabricated unit hollow wallboards, and positioning connecting boards are arranged on the outer side face of each upright at intervals in the vertical direction. The supporting boards are in bolt connection with the positioning connecting boards through vertical middle boards of the supporting boards. Each prefabricated unit hollow wallboard is erected between the vertical middle boards of the supporting boards corresponding to the corresponding adjacent uprights. Inverted-U-shaped connecting parts of the inverted-U-shaped pulling and connecting assemblies are connected between the upper positioning connecting boards and the lower positioning connecting boards at intervals, a bolt board of each inverted-U-shaped pulling and connecting assembly is transversely inserted in corresponding holes of two horizontally-adjacent prefabricated unit hollow wallboards, the bolt boards are connected with the corresponding inverted-U-shaped connecting parts through internal thread bolts in a fastened mode, and the prefabricated unit hollow wallboards are stably connected with the outer side faces of the uprights of a workshop. According to the assembled-type workshop wallboard and upright connecting structure, the overall installation structure is simple, adjustment is easy to conduct in an installation process, welding is avoided, the amount of overhead work of personnel is greatly reduced, and installation and construction efficiency and construction quality are improved obviously.

The invention relates to a field pipeline groove cutting machine which comprises a chuck, a driving chuck, a speed changer, a motor, a belt pulley and a milling cutter device, wherein the chuck and the driving chuck are respectively formed by an outer ring, an inner ring and a bracket; the outer ring and the inner ring are arranged in a coaxial way, a bearing is arranged between the outer ring and the inner ring, and the inner ring is provided with a set screw; the inner ring of the driving chuck is provided with a screw hole, and the inner ring is fixedly connected with the belt pulley by a bolt; the motor is connected with the speed changer by a gear; the speed changer is connected with the belt pulley by a transmitting belt; the milling cutter device comprises a groove milling cutter, a milling cutter box and a milling cutter moving mechanism; the milling cutter moving mechanism is arranged in the milling cutter box; the groove milling cutter is arranged on the milling cutter moving mechanism. According to the field pipeline groove cutting machine, the processed pipeline is fixed on the groove cutting machine by the chuck and the driving chuck and is driven to rotate by the motor through the speed changer, and groove cutting is carried out on the pipeline by the groove milling cutter, so that the pipeline groove cutting quality and the pipeline welding quality are improved, and pipeline laying construction efficiency is increased.

The invention belongs to the field of construction engineering, and particularly relates to an externally hanging connecting system of a composite wall plate and a manufacturing method of the externally hanging connecting system. The externally hanging connecting system comprises a prefabricated beam and a floor erected above the prefabricated beam. The floor comprises a prefabricated layer and acast-in-situ layer. Floor embedded pieces are arranged in the cast-in-situ layer above the prefabricated beam and close to the composite wall plate. Prefabricated beam embedded pieces are arranged atthe position, close to the composite wall plate, of the prefabricated beam and located on the lower end face of the prefabricated beam. The externally hanging system comprises first connecting piecesand second connecting pieces. The first connecting pieces are connected with the prefabricated beam embedded pieces and the upper part of the composite wall plate. The second connecting pieces are connected with the floor embedded pieces and the lower part of the composite wall plate. The composite wall plate is arranged in an array mode in the hollow frame between the upper floor and the lower floor. The externally hanging connecting system has the advantages that through arrangement and connection of the floor embedded pieces, the prefabricated beam embedded pieces, the first connecting pieces and the second connecting pieces, a novel connection mode between the composite wall plate and a fabricated concrete structure is provided.

The invention discloses a self-adhesive type water stop and a production method for effectively improving the installation construction efficiency and the waterproof performance of the water stop. The self-adhesive type water stop comprises water stop base material, the two ends in the transverse direction of the water stop base material are water stop sections, the upper surface and the lower surface of the water stop sections are coated with hot-melt pressure-sensitive adhesive to form waterproof adhesive layers, and the waterproof adhesive layers are externally covered with insulating layers which form bonds with the waterproof adhesive layers. The peel strength and the holding viscosity with concrete of the prepared and adopted hot-melt pressure-sensitive adhesive are far larger than an existing hot-melt pressure-sensitive adhesive, and the hot-melt pressure-sensitive adhesive can form a solid bond with a new pouring concrete structure to ensure that the water stop has excellent adhesion and waterproof performances.

The invention discloses an LED driver supporting parameter setting in DMX512, IP67 and NFC wireless manners. The technical key point is as follows: the LED driver comprises a wireless programmer, an LED driver and a computer terminal, wherein the LED driver comprises a shell and a sensing circuit arranged in the shell, a wireless signal of the wireless programmer is in bidirectional communicationwith the sensing circuit in the LED driver, and the computer terminal sends parameter information to the LED driver via the wireless programmer. The communication problem between the circuit in the metal shell and the outside is solved, waterproof sealing is ensured, the problem that the input program is fussy to wire can be solved, the programming can be implemented conveniently and quickly, andthe number of the programming times may not be limited via wireless programming.

The invention discloses a steel-plastic composite pressure pipe flaring machine, which comprises a frame, a flaring mechanism arranged horizontally above one end of the frame, a clamping mechanism vertically arranged at the other end of the frame, and a control system; The opening mechanism includes a flaring drive device fixed horizontally above the frame and a profiling pressure head arranged at the output end of the flare drive device; the clamping mechanism includes a clamping drive device and a fixed clamp vertically fixed at one end of the frame The split-type ring fixture located above the frame; its advantage is that the port of the steel-plastic composite pressure pipe is flared by using the hydraulic device and the imitation pressure head, which improves the installation automation of the steel-plastic composite pressure pipe using flared pipe fittings. To a certain extent, the work intensity of the construction personnel is reduced, because the hydraulic device and the imitation pressure head are used for flaring, and the device does not use consumable accessories, which improves the continuous working ability of the device and improves the installation and construction efficiency of the steel-plastic composite pressure pipe.

A deformed steel bar and prestressed tendon connector comprises a connection anchor plate, clamping pieces I and II, hollow bolts I and II, and columnar elastomers I and II. A conical hole I, a conical hole II, an inner threaded hole I and an inner threaded hole II are formed in the two end faces of the connection anchor plate correspondingly. The conical hole I and the conical hole II are used for installing the clamping piece I and the clamping piece II. The inner threaded hole I and the inner threaded hole II are used for installing the hollow bolt I and the hollow bolt II. The taper directions of the conical hole I and the conical hole II are opposite. The hollow bolt I and the hollow bolt II are of a center-penetrating type and are provided with outer threads. In an installation state, a prestressed tendon and a deformed steel bar penetrate through inner holes of the hollow bolt I and the hollow bolt II correspondingly. The clamping piece I and the clamping piece II are installedin the conical hole I and the conical hole II of the connection anchor plate correspondingly. The columnar elastomer I and the columnar elastomer II are installed in the hollow bolt I and the hollow bolt II correspondingly to be clamped tightly by clamping grooves. The hollow bolt I and the hollow bolt II are screwed into the inner threaded hole I and the inner threaded hole II of the connection anchor plate correspondingly. The deformed steel bar and prestressed tendon connector has the advantages of being easy to install, high in efficiency and high in anchoring reliability.

The invention relates to the technical field of water supply and drainage pipe auxiliary fixing devices, and particularly relates to a water supply and drainage pipe auxiliary fixing device with a positioning structure for building construction. The water supply and drainage pipe auxiliary fixing device comprises a fixing shaft, wherein an adjusting mechanism is fixedly installed on the left side of the fixing shaft, the adjusting mechanism comprises a fixing plate, the fixing plate is fixed on the left side of a first fixing seat, a first motor is fixedly connected to the surface of the top end of the fixing plate, the right side of the first motor penetrates through the first fixing seat and is fixedly connected with a threaded rod, and the end, away from the first fixing seat, of the threaded rod is rotationally installed on the inner wall of a second fixing seat through a bearing seat. According to the water supply and drainage pipe auxiliary fixing device, the adjusting mechanism is arranged, a sliding sleeve changes the positions of a second hydraulic oil cylinder and a fixing positioning mechanism in the moving process, then fine adjustment is carried out on a pipeline in a pre-buried pit, so that the position of a water supply and drainage pipe is positioned according to needs, deviation is easily caused when the pipeline of the water supply and drainage pipe is in butt joint, and as a result, the butt joint installation of the water supply and drainage pipe is facilitated, and the construction installation efficiency of the water supply and drainage pipe is improved.

The invention provides an assembly type unit aluminum curtain wall, belongs to the technical field of decorative wall plates, and aims to solve the problems of low production efficiency, slow construction and mounting and poor performance of an existing aluminum curtain wall. The assembly type unit aluminum curtain wall comprises a stand column I and a stand column II, cross beams and the stand column I are connected through screw joint mounting plates, the cross beams and the stand column II are connected through screw joint mounting plates,an inner aluminum plate and a sound insulation plateare clamped in a sealing rubber strip I and a corresponding sealing rubber strip II correspondingly, and an inserting rod I and a inserting rod II are fixed to the upper ends in the stand column I and the stand column II correspondingly. A heat preservation plate and an outer aluminum plate are connected between clamping blocks in a clamped mode, an inserting protruding block is inserted into anadjacent inserting sealing groove, a sealing waterproof rubber strip is arranged between the inserting protruding block I and the inserting sealing groove, and an adjusting assembly is arranged on thestand column I and the stand columns II which are adjacent. The production efficiency is high, the unit type assembling frame can be formed through rapid assembling, and the construction adjusting and mounting efficiency is high. The assembly type unit aluminum curtain wall has the properties of heat resistance, fire resistance, flame retardance, sound insulation and heat preservation, and is good in sealing performance and waterproof performance after being mounted.

The invention discloses an underground pipeline construction mould. The underground pipeline construction mould comprises an outer frame body with a groove-shaped section, wherein the front side of the outer frame body is sealed while the rear side thereof is open; a movable block capable of clamping and fixing the pipeline is arranged in each of the two sidewalls of the outer frame body respectively; a compression spring is arranged between the movable blocks and the two sidewalls of the outer frame body; a hydraulic oil cylinder is arranged on the front inner wall of the outer frame body; a push plate is installed at the terminal end of the hydraulic oil cylinder; a traction rope is arranged at the front outer wall of the outer frame body and is connected to a traction device. After the structure mentioned above is adopted, the two sides of the outer frame body block the collapse of the earthwork, and the movable blocks arranged in the outer frame body play a good positioning function during the pipeline installation process, so that the problems of multiple links of the installation construction, complex procedures and great work amount are solved, the installation and construction efficiency for the underground pipelines is improved greatly, the engineering cost is saved, and the safety hazard during the installation construction of the underground pipelines is avoided.

The invention relates to a construction method for building and installing a light steel prefabricated house, in particular to a construction auxiliary device for building and installing the light steel prefabricated house. The construction auxiliary device comprises a dragging traveling frame, a movable bearing main frame mechanism, an overturning bearing clamp mechanism, a mounting jacking mechanism and a jacking clamping mechanism. The device involved in the construction method can carry out auxiliary installation of propeller struts (or stringers) in the construction process of building and installing the light steel prefabricated house, can efficiently transfer and install the propeller struts (or stringers) one by one in batches, and can automatically finish conveying and jacking ofthe propeller struts, therefore, the operation convenience is greatly improved, the construction and installation efficiency is improved, and the risk of construction operation is reduced.

The invention relates to the technical field of buildings and discloses an integrated precast concrete wall. The concrete wall comprises an outdoor floor, a mounting foundation pit is formed in the top of the outdoor floor, a leveling layer is laid on the inner wall of the mounting foundation pit, a concrete enclosing wall body is movably mounted at the top of the leveling layer, a wall cap is clamped to the top of the concrete enclosing wall body, and soil is arranged in the mounting foundation pit. According to the integrated precast concrete wall, sheets, reinforcing ribs and reinforcing steel bars are subjected to one-time pouring of concrete in a factory in advance, and the steel bars are staggered horizontally and vertically, therefore the bearing capacity of the wall body is greatlyincreased. The wall body is made to be lighter and thinner under the condition that the normal using function is met, the using amount of building materials is effectively saved, the shock resistanceand the stability of the wall body are improved, the concrete enclosing wall body formed through pouring is transported to a construction site, then the tops of every two adjacent wall bodies are clamped through the corresponding wall caps, and the installation and construction efficiency is greatly improved.