258results about How to "Improve construction work efficiency" patented technology

The present invention provides an assembly type solar photovoltaic power generation road surface module and application thereof. The module comprises at least the following structures from bottom to top: an insulated sealing layer, a solar photovoltaic panel layer, and a transparent anti-slide wearing layer. The module is mainly used for solar photovoltaic power generation. The assembly type solar photovoltaic power generation road surface module can meet both the road bearing demand and the solar photovoltaic power generation demand, and has a broad market prospect.

The invention relates to a controllable pulse gas energy pressure cracking device used in mining of an oil and gas well, which comprises a gas energy pressure cracking device and igniters or exploders and tail plugs, wherein the igniters or exploders and the tail plugs are respectively arranged at two ends of the gas energy pressure cracking device, and the gas energy pressure cracking device comprises a gas energy pressure cracking assembly. The igniters or exploders and inner grains in the gas energy pressure cracking assembly are connected together through ignition channels. The gas energypressure cracking assembly comprises a center pipe, the inner grains filled into the center pipe and an outer cartridge arranged at the outer part of the center pipe. The pipe wall of the center pipeis provided with a pressure release fire transmission channel and a channel sealing cover. The invention solves the problem of low capacity caused by uncontrollability of the pressure cracking process and ineffective communication between stratum and a mineshaft in the prior art. The invention can form effectively outstretched communication between the net-shaped multi-crack construction and the mineshaft at the immediate vicinity of wellbore in the target bed through controlling the rate of pressure rise, peak pressure, pressure platform and total energy of the gas energy pressure cracking, thereby greatly improving the capacity of the oil and gas well.

The invention relates to a construction method of an electrified railway, in particular to an installation construction method of an electrified railway contact network anchored section joint hanger, which is characterized by comprising the specific steps of: preparing for construction, regulating an offset value of a cantilever along a line, regulating high conductivity and spacing between carrier cables, regulating a positioning position, measuring and calculating an anchored section joint hanger, prefabricating and installing the hanger, and testing and checking a site. The method providesa construction method for accurate installation of the electrified railway contact network anchored section joint hanger without secondary regulation, and the space structure and the stress state of the anchored section joint hanger can completely reach the design and construction standard requirement, thus the hanger in a contact network anchored section joint is installed once.

A telescopic building platform is composed of a base, two parallel guide tracks with two opposite slots (one for each), two lifting-fixing units (one for each guide track) for fixing the guide track between top slab and base, and a carriage whose wheels at both sides are matched with the slots on guide tracks for transporting building materials. It can increase the construction efficiency.

The invention discloses a tunnel construction trolley. The tunnel construction trolley comprises a walking mechanism, a lifting platform, a drill arm mechanism, a lifting mechanism and a power and control device, wherein the walking mechanism is located on the bottom of a trolley body, and the power and control device is installed on the walking mechanism; the lifting platform is arranged above the walking mechanism in a liftable mode; the drill arm mechanism and the lifting mechanism are both installed on the lifting platform; the power and control device controls the lifting platform, the drill arm mechanism and the lifting mechanism to act. According to the tunnel construction trolley, anchor protection and lifting are integrated, not only can the construction requirement for the inland tunnel anchor bolt support be met, but also the mechanization and the automation of large section tunnel anchor bolt support work are achieved, the labor intensity is relieved, the efficiency is improved, and a better guarantee of the tunnel engineering quality is achieved.

The invention provides a control system and method used for a drill jumbo. The control system includes an information acquirement device, a control device and an execution device. The information acquirement device is used for acquiring construction operation working condition parameter information of the drill jumbo and positioning posture information of the drill jumbo in a tunnel; the control device is used for receiving the construction operation working condition parameter information and the positioning posture information from the information acquirement device and generating control instructions according to the construction operation working condition parameter information and the positioning posture information; the execution device is used for receiving the control instructionsfrom the control device and driving the drill jumbo to carry out corresponding actions according to the control instructions.

The invention discloses a method for automatically adjusting a plastering thicknessand a plastering robot. The method comprises the steps of S1, establishing a reference laser surface parallel to a wall surface of a wall; S2, respectively setting a light sensing device and a push-pull linkage device on the left and right ends of a plastering machine head; S3,defining a light spot initial positionof each light sensing device; S4, conducting real-time collection of the light spot real-time position of the light sensing device in the operation process of the plastering machine head; S5, calculating the deviation data between the real-time position of each light spot and the initial position of eachlight spot; S6, converting the deviation data into posture adjustment data of the plastering machine head; S7, according to the posture adjustment data, controlling the push-pull linkage device to adjust the posture of the plastering machine head, so that the plastering machine head and the reference laser surface are kept parallel; the method can achieve the plastering machine head real-time dynamic adjustment, do not need manual intervention, be capable of automatic calculation of the thickness, have short adjustment time and high precision, can greatly improve the efficiency of construction work, and effectively ensure the thickness of the plastering and the flatness of the working wall surface.

A 18m hydraulic lifting flexible drilling tower is formed by a crown block, an upper tower, a two-layer table, a limit locking device, a lifter, a lower tower, an upright tower cylinder, an upright tower support, a fall tower support and a drilling tower chassis. The crown block is formed by three front and two back block groups, to be connected on the top of the upper tower via bolts, the drilling tower chassis is integral steel, the upright tower support is welded into A-shaped support via welding rectangle square tube to be welded on the drilling tower chassis, the lower and upper towers are welded via seamless steel tube into truss structure, the lower tower and the upright tower support are connected via a hinge base, the upper tower is sheathed in the lower tower, the upright tower cylinder is formed by two-stage flexible cylinder, the two-layer table is welded from steel tubes to be connected at 12.5-8.2m of the drilling tower via flanges, and the fall tower support is welded from section steel. The invention can drill 18m deep, with improved bearing ability, high efficiency and reduced cost.

The invention discloses a degreasing cleaning method and a degreasing cleaning device for a pipeline. The degreasing cleaning method for the pipeline comprises the following steps that a, the inner wall of the pipeline is subjected to rust removal treatment, oil-free compressed air is used for pushing a leather cup steel brush pipe cleaner to move in a one-way manner in the pipeline, wherein one end of the leather cup steel brush pipe cleaner is provided with a sealed rubber ring, the rubber ring abuts against the inner wall of the pipeline, a rotatable cylindrical magnetic body is arranged onthe rubber ring, the axis of the cylindrical magnetic body coincides with the axis of the pipeline, and a steel brush is arranged on the surface of the cylindrical magnetic body to clean the inner wall of the pipeline; b, dust removal treatment is carried out in the pipeline; c, degreasing treatment is carried out on the inner wall of the pipeline; d, drying treatment is carried out on the innerwall of the pipeline; and e, a finished product of the pipeline is protected. According to the degreasing cleaning method and the degreasing cleaning device, the construction progress can be accelerated, the construction quality can be improved, manual operation can be compressed, construction cost is saved, and the efficiency of construction operation can be effectively improved.

The invention discloses a plastering machine automatic horizontal moving and walking control method and a plastering robot. The method comprises the steps that S1, four self-driven universal trundlesdistributed in a rectangular array are arranged on a chassis of a plastering machine; S2, the left end and the right end of a plastering machine head are both provided with a group of light sensing devices; S3, a reference laser surface parallel to the wall surface of a wall body is established; S4, coordinate position information of light spots projected by light signals of the reference laser surface on each group of the light sensing devices is collected through the light sensing devices; S5, deviation data is generated according to the change of the coordinate position information of the light spot; S6, the advancing direction of the self-driven universal trundles is adjusted according to the deviation data, so that the light spots projected by the light signals of the reference lasersurface on each group of the light sensing devices are located at the same coordinate positions. The effect of dynamically correcting the advancing path of the plastering machine can be achieved, it is guaranteed that the plastering machine is always parallel to the wall surface of the wall body in the process that the plastering machine moves left and right, and the construction operation efficiency can be greatly improved.

The invention relates to a construction method of a prestressed pipe pile and a locating hoop. The locating hoop for the prestressed pipe pile comprises a locating ring, a limiting ring and two limiting bases, wherein the locating ring is arranged on the outer side of an upper section pile in a sleeving manner, the limiting ring is arranged on the outer side of a lower section pile in a sleeving manner, and the two limiting bases are used for carrying electrode holders. The locating ring is divided into two locating plates in a semi-ring shape. The ends of the two locating plates are connectedin a rotating manner, and the other ends of the two locating plates are detachably connected. The two limiting bases are connected with the locating ring in a sliding manner in the peripheral direction of the locating ring. The limiting ring is divided into two limiting plates in a semi-ring shape. The ends of the two limiting plates are connected in a rotating manner, and the other ends of the two limiting plates are detachably connected. The locating ring and the limiting ring are connected through a limiting rod. The two ends of the limiting rod are connected with the locating ring and thelimiting ring in a sliding manner in the periphery direction of the locating ring. By arranging the locating ring and the limiting ring, the purpose of improving construction work efficiency is achieved. According to the construction method of the prestressed pipe pile, by the adoption of the locating hoop, time for pile connecting of construction personnel is shortened, and the purpose of improving the construction work efficiency is achieved.

The invention discloses a positioning method for pre-embedded steel bars in assembled sleeves of a building element. According to the method, firstly a steel bar positioning tool is made, a steel plate is provided with through holes matched with the pre-embedded steel bars and vibrating holes, and the sleeves are welded on the through holes respectively; preliminary positioning is performed on thepre-embedded steel bars to determine the planar positioning dimensions of the pre-embedded steel bars; the sleeves are enabled to sleeve the pre-embedded steel bars, and the steel plate is fixed; concrete pouring is carried out on the cast-in-situ structure, the position and perpendicularity of the pre-embedded steel bars are re-checked after the pouring and before the initial setting of the concrete so as to complete the positioning for the pre-embedded steel bars. The positioning method realizes accurate positioning for the pre-embedded steel bars through the self-made tool, ensures the element to be hoisted in place for one time, and improves the construction efficiency and the installation quality of the element.

The invention discloses a stone dry bonding mounting structure unit and a mounting method thereof. The stone dry bonding mounting structure unit comprises stone, a transverse keel, a vertical keel, four glue penetration holes and two corner connectors, wherein the vertical keel is connected to a wall surface; the transverse keel is connected to the vertical keel; the upper end of the stone is connected to the transverse keel; the two corner connectors are fixed on the transverse keel and are symmetrically distributed on two sides of the vertical keel; the lower end of the stone is connected with the two corner connectors; two of the four glue penetration holes are respectively distributed in surfaces, which are in contact with the stone, of the two corner connectors; the other two glue penetration holes are uniformly distributed on a surface, which is in contact with the stone, of the transverse keel; epoxy resin structure glue layers coat portions, which correspond to the four glue penetration holes, of the stone; and the stone, the transverse keel and the corner connectors are connected to one another through the coated epoxy resin structure glue layers. Glue nails have a reinforcing effect, the problem that a dry hanging method is unsafe when the thickness of a dry hanging stone plate is insufficient can be solved, and construction efficiency is improved.

The invention discloses a mounting method for optical cable tackle suspension and accessories thereof based on two single-wheel tackles. The method comprises the following operating steps that related parameters of an optical cable and related parameters of accessories of the optical fiber are determined; the parameters of the optical cable and the parameters of the accessories used by the optical cable are determined according to construction design requirements, and optical cable paying-off tackles and related construction devices and tools are selected referring to the parameters, wherein the parameters comprise the model number of the optical cable, the structure of cable clips and the length of structure strengthening bars. According to the method, the two tackles are connected through a supporting rod of a certain length, and are suspended below vertical construction holes near optical cable suspending points of a bridge tower by using steel slings, and mounting of the structure strengthening bars and mounting of the cable clips can be directly carried out between the two tackles after cable is tightened.

The invention discloses a connecting structure and construction method of steel ribs and hoops of a steel rib concrete structure column and relates to the technical field of steel rib concrete structure column construction. The BIM technology is used for establishing data models of profile steel rib columns, longitudinal reinforcing steel bars and the hoops, and meanwhile, the size and the positions of hoop connecting boards and the hole diameter and the forming positions of run-through holes are determined; and binding, buckling and fixing operation of the hoops, the profile steel rib columnsand the longitudinal reinforcing steel bars is finished on the site. In the hoop connection construction process of the profile steel concrete structure column, the longitudinal hoop connecting boards are welded to profile steel column webs, the hoops are buckled to the hoop connecting boards, web perforation and hoop welding construction are not needed, construction operation efficiency can be improved, the profile steel web section loss ratio can be reduced, hoop connection reliability can be guaranteed, the profile steel stress performance is improved, meanwhile, cost can be saved, a construction period can be shortened, and construction operation difficulty and construction personnel labor intensity are reduced.

The invention discloses an installation method of a groove type embedded part in an underground integrated pipe gallery. According to the installation method of the groove type embedded part in the underground integrated pipe gallery, during construction of a pipe gallery bottom plate and a guide wall, the lower part of the groove type embedded part is adhered to the inner side of a steel formworkof the guide wall, the groove type embedded part is arranged inclined to the outside, and the lower part of the groove type embedded part is connected with the steel formwork of the guide wall in a welded mode; after guide wall concrete is poured, the lower part of the groove type embedded part is fixed into the guide wall concrete, an anchor bolt on the back surface of the groove type embedded part is located in a wall body of the pipe gallery, the verticality of the groove type embedded part is checked by a levelling instrument, and after completion, locating steel bars fixedly connected with a steel mesh in the wall body of the pipe gallery are welded to the upper part of the back surface of the groove type embedded part; and a supporting steel bar is welded to the back surface of thegroove type embedded part and is connected with the steel mesh in the wall body of the pipe gallery, and installation of the groove type embedded part in the pipe gallery is completed. According to the installation method of the groove type embedded part in the underground integrated pipe gallery, it is ensured that the groove type embedded part is attached to a formwork surface, so that the groove type embedded part is levelled with the concrete surface after concrete pouring, the groove type embedded part is prevented from being inclined, the construction work efficiency is improved, the cost is reduced, and the overall aesthetic performance of the pipe gallery is ensured.