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1045results about How to "Improve laying efficiency" patented technology

Cable pay-off device for power construction

The invention discloses a cable pay-off device for power construction. Vertical posts are arranged at two ends of a bottom plate, a guide rail is arranged at one side of each vertical post, an air cylinder is fixedly arranged on the bottom plate, a first sliding block is arranged at an upper end of a piston rod of the air cylinder, upper ends of the vertical posts at two sides are connected by a top plate, two ends of a second connection rod are placed on the first sliding block, a plurality of cable discs are arranged on the second connection rod, a plurality of second supports are arranged at one side f the top plate, a first rotation shaft is arranged on the second supports, a plurality of winding wheels are movably arranged on the first rotation shaft, the numbers of the first windingwheels are equal to the numbers of the cable discs, and the first winding wheel slides among the second supports along an axial direction of the first rotation shaft. The cable disc is jacked up by the air cylinder, the cable disc is prevented from being contacted with ground, so that the friction between the cable disc and the ground is prevented, and the cable pay-off difficulty is reduced; andmoreover, multiple groups of cable discs are arranged on the second connection rod and are used for unwinding, the labor intensity of a worker is reduced, and the cable laying efficiency is greatly improved.
Owner:RES INST OF ECONOMICS & TECH STATE GRID SHANDONG ELECTRIC POWER +1

Automatic fiber placing device for placing fibrous composite material

PendingCN108422685ATurn freely and convenientlyGuaranteed rotation attitude at any angleHead pressingControl system
The invention discloses an automatic fiber placing device for placing a fibrous composite material. Two servo motors A drive two output gears to be rotated along an X-directional long rack, so a crossbeam is driven to be slid along a longitudinal beam; a servo motor B drives a sliding base to be slid along the cross beam; a servo motor C drives a Z-directional screw rod to be rotated, so a ram isdriven to be upwards and downwards slid along the sliding base; a C-axis rotation mechanism fixed on a fixing body drives a C-axis rotation body to be rotated along a C-axis of a center shaft of theC-axis rotation body; an A-axis rotation mechanism drives a swinging body to be rotated along an A-axis of an axial lead of two coaxial shafts; a C1-axis rotation mechanism fixed on the swinging bodydrives a creel to be rotated along a C1-axis of a center shaft of the creel; a fiber placing head and a fiber placing head press roller are fixed at the lower end of the creel; a control system controls the C-axis, C1-axis and A-axis rotation mechanisms and a brake device to be operated; and a servo motor D drives a workpiece to be rotated along a rotation principal axis of the workpiece. The automatic fiber placing device is high in placement precision, rapid in speed, high in placement working efficiency, and stable in placement quality.
Owner:BAODING BIAOZHENG MACHINE TOOL

Building floor tile laying device

The invention discloses a building floor tile laying device. The upper end of a driving shaft is connected with the right end of a sleeving rod in a sleeved mode; the left end of the sleeving rod is fixedly connected with a device body; the upper end of the driving shaft is fixedly connected with a chain wheel; the chain wheel is in engaged connection with the left end of a chain; the right end ofthe chain is engaged with a right chain wheel; the right chain wheel is fixedly connected with a driven shaft, and the upper end of the driven shaft is rotationally connected with a slurry tank through a bearing, and the lower end of the driven shaft is rotationally connected with a buffer plate; the buffer plate is fixedly connected with the lower portion of the slurry tank; the lower end of thedriven shaft is fixedly connected with a movable groove plate; and a fixed groove plate is arranged at the lower end of the movable groove plate. According to the building floor tile laying device, the driven shaft rotates to stir cement slurry; a lead screw drives a thread sleeve to move horizontally in a reciprocating mode, and thus single tile supply is achieved; and intermittent discharging is conducted under the effect of the movable groove plate, and a transverse plate is inclined in a reciprocating mode to be horizontal so as to lay tiles stably. The device is reasonable and applicablein structural design, the laying efficiency of the building floor tiles is improved greatly, and the automation degree is high, so that the function of simultaneous cement grouting and floor tile laying is achieved, and the engineering progress is accelerated.
Owner:刘晓菊

Novel fabricated vehicle bearing pavement and construction method thereof

The invention discloses a novel fabricated vehicle bearing pavement and a construction method thereof. The novel fabricated vehicle bearing pavement is formed by superposing, assembling and laying fabricated reinforced concrete plate members in double layers, wherein double-layer bidirectional steel reinforcement frameworks are uniformly distributed inside upper pavement slabs and lower pavement slabs; lifting rings are embedded on lower parts of the frameworks in advance; rubber films are laid between the upper pavement slabs and the lower pavement slabs; a wear-resistant steel fiber concrete layer is arranged on the upper parts of the upper pavement slabs. The construction method comprises the following steps: 1. fabricating reinforced concrete pavement members; 2. lifting and transporting the prefabricated pavement members; 3. flattening the roadbed, laying the lower pavement slabs, rubber films and upper pavement slabs sequentially, laying the pavement slabs in a manner of staggering from each other according to seams, namely the seams between the slabs are not communicated with one another. The construction quality is easily guaranteed, the prefabricated pavement member is light in structure, high in strength, and convenient to transport and construct, can be repeatedly used and is particularly suitable for laying temporary vehicle bearing roads on the construction site, the rubber films can achieve a buffer effect, the friction force between the pavement slabs can be increased, and the pavement slabs are prevented from slipping.
Owner:CHINA STATE CONSTRUCTION ENGINEERING CORPORATION

Powder distribution device and additive manufacturing device

The invention belongs to the field related to additive manufacturing and discloses a powder distribution device and an additive manufacturing device. The powder distribution device comprises a powder spreading platform and hoppers arranged above two sides of the powder spreading platform, powder materials are placed in the hoppers, powder-material placing locations are arranged on the two sides of the powder spreading platform, the powder materials are transferred to the powder-material placing locations through the hoppers, scrapers vertically arranged above the powder spreading platform are allowed to move along the horizontal direction as well as the vertical direction, and the scrapers are respectively located on one sides of the powder-material placing locations when moving along the vertical direction. The powder distribution device is provided with the scrapers allowed to move along the horizontal direction as well as the vertical direction, two-way powder scraping is realized, thickness of powder layers is evener as compared with the existing one-way powder scraping, and powder spreading efficiency is improved. Further more, the scrapers are vertically arranged, so that two-way powder scraping can be better realized, and waste of the powder materials is avoided.
Owner:QUICKBEAM CO LTD +1

Fabricated type cable through-wall fixing device and cable through-wall laying construction method

The invention discloses a fabricated type cable through-wall fixing device and a cable through-wall laying construction method. The fabricated type cable through-wall fixing device comprises a left support and a right support, and is characterized in that cross arms are fixed between the left support and the right support through bolts, and combined sleeves are arranged between every two adjacent cross arms. The method includes the following steps of laying cables in cable channels, fixing the left support and the right support, fixedly arranging one cross arm at the top ends, installing the corresponding combined sleeves on the cables, lifting the four cables in one set, inserting left rib plates and right rib plates on the upper sides of the sleeves into the gaps of the cross arm on the top, fixedly arranging the second cross arm below the set of cables, inserting left rib plates and right rib plates on the lower sides of the combined sleeves into the gaps of the second cross arm, fixing the two ends of the second cross arm to the left support and the right support, repeatedly executing the steps, pouring concrete and completing construction. Construction and installation are easy and convenient, the cable laying efficiency is improved, and the normal running of transformer substations and circuits is ensured.
Owner:STATE GRID CORP OF CHINA +2

Method for accurately quantifying flaw height of girth welding seam in submarine pipeline

InactiveCN104359976ASolve the problem of low pass rateAccurate defect height quantitative accuracyAnalysing solids using sonic/ultrasonic/infrasonic wavesOcean bottomChannel parameter
A method for accurately quantifying the flaw height of a girth welding seam in a submarine pipeline comprises the following inspection steps: (1) setting the depths of focuses of a diffractive ultrasonic emission probe and a diffractive ultrasonic receiving probe at a position of 2 / 3T of the wall thickness of the welding seam; (2) calculating the probe center distance; (3) performing sound velocity measurement, wedge delay calibrations, and detection system calibrations on sound velocity probes separately on a submarine pipeline sound velocity test block; (4) importing the ultrasonic time-of-flight diffraction channel parameter into the embedded flaw position of the girth welding seam in the submarine pipeline; (5) finding lateral wave signals and bottom surface reflected wave signals, and finding upper tip diffraction signals and lower tip diffraction signals from the embedded flaw; (6) comparing the wall thickness parameter of the girth welding seam of the submarine pipeline with the phase variation of the ultrasonic time-of-flight diffraction; (7) accurately quantifying the height of the embedded flaw; (8) carrying out comparative analysis on the macroscopic flaw section height and the height quantified by adopting the ultrasonic time-of-flight diffraction technology. The method has the advantages that the problem of low qualification rate of welding seams can be solved, the welding quality of the submarine pipeline can be ensured, and the submarine pipeline laying efficiency can be improved.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Pipe bunching device

The invention relates to a pipe bunching device, which consists of upper beams, lower beams, positioning partition pipes and a fastening device. The two upper beams and the two lower beams are parallel to each other in a horizontal direction of the top surface and the bottom surface respectively; the lower beams support lowest bunched pipes from the bottom, and the upper beams press the bunched pipes from the top; the upper beams and the lower beams are connected with the fastening device respectively; and positioning slots for positioning the pipes are distributed on the upper beams and the lower beams in the length direction uniformly at intervals. The positioning partition pipes are distributed between two layers of the pipes; the positioning slots for positioning the pipes are distributed on upper and lower surfaces of each positioning partition pipe in the length direction of the partition pipe uniformly at intervals; and the interval between the positioning slots is consistent with that of pipe slots on the upper beams and the lower beams. The fastening device is connected between end heads of the upper beams and the lower beams to play a role in tensioning the upper beams and the lower beams and comprises a pull rod, a double ratchet, a twin nut and the like. The bunching device has the advantages of simple structure, convenient use and reuseability, can conveniently bunch the pipes manually or mechanically without using other equipment in a warehouse or outdoors, realizes mechanized loading and unloading and transporting, and can be matched with a pipe distributing vehicle.
Owner:LOGISTICAL ENGINEERING UNIVERSITY OF PLA

Pipeline embedding device for water conservancy projects

The invention discloses a pipeline embedding device for water conservancy projects, and relates to the technical field of pipeline embedding devices. A winch is fixedly installed at the bottom of a threaded seat, a support rod is fixedly connected between two groups of connecting steel blocks, the bottom ends of the two groups of connecting steel blocks are fixedly equipped with clamping devices,the left end of a second lead screw penetrates through a fixing seat to be fixedly connected to a second motor, an inner cavity of the fixing seat is provided with a guide seat connected to the outerwall of the second lead screw in a sleeving manner, an object containing plate is fixedly arranged between fixing frames, the top of the object containing plate is evenly and fixedly provided with limiting rings, two groups of guide plates are fixedly arranged on the right side of the top of a base, protection plates are fixedly assembled on the side walls between the two groups of guide plates, and a discharging channel is arranged between the two groups of protection plates. Automatic clamping and laying of pipelines are realized, pipeline protection can be realized, the needs of continuouspipeline placing and laying are met, and the pipeline laying efficiency is improved.
Owner:宁夏中康建设集团有限公司

Method for laying submarine pipeline leakage detection optical cable

A method for laying a submarine pipeline leakage detection optical cable includes the steps that a pay-off rack is arranged on the stern of a pipe laying ship, and rubber pad strips, glue and flexible binding belts are arranged in the construction position; the rubber pad strips adhere to the outer surface of a pipeline through glue in a subsequent end-to-end connecting mode; the pay-off rack is controlled to release the sensing optical cable and the sensing optical cable is installed in an optical cable mounting groove of the rubber pad strips; one flexible binding belt is bound to the outer envelope surface formed by the pipeline and the rubber pad strips every certain distance; the pipeline is laid on the seabed sequentially in a downstream mode; the pipeline is buried under the submarine mud face through operation of a trencher; the completeness of the sensing optical cable is tested, and one end, connected with a platform or the land, of the sensing optical cable is connected into a system host through a terminal box. According to the method for laying the submarine pipeline leakage detection optical cable, laying of the optical cable is completed on the pipe laying ship, the operability is high, personnel investment is substantially saved, laying construction difficulty and laying cost are reduced, and laying efficiency is improved. The sensing optical cable is installed in the rubber pad strips which are longitudinally connected in a butted mode in sequence along the pipeline, and thus the whole optical cable can be protected.
Owner:E TECH ENERGY TECH DEV CORP

Water-permeable wear-resistant garden path and construction method thereof

The invention discloses a water-permeable wear-resistant garden path and a construction method thereof. The water-permeable wear-resistant garden path comprises a pavement main body and flat curbs, wherein the flat curbs are arranged on curb bases at two sides of the pavement main body; the pavement main body sequentially comprises a roadbed, a crushed stone drainage layer, a base layer, a cushion layer, a binding layer and a surface layer from bottom to top; the roadbed is formed by pure soil; the crushed stone drainage layer is uniformly filled and compacted by crushed stones; the base layer is tamped by a concrete base, a transverse slope of 2-3% is formed on the base layer, and at least a layer of reverse filtration geotextile is arranged between the crushed stone drainage layer and the base layer; the cushion layer is filled and compacted by lime soil in which the ratio of lime to soil is 3:7; the binding layer is formed by hard cement mortar in which the ratio of cement to mortar is 1:3; the surface layer serves as the uppermost layer of the pavement main body; and water-permeable bricks are used for paving, and a gap between adjacent water-permeable bricks and the surface layer are filled with water-permeable resin mortar. The garden path with the structure has relatively high strength, stiffness and wear resistance and good water permeability; the adopted paving process has high efficiency and low construction cost; and complaints of users are reduced.
Owner:CHINA CONSTR SEVENTH ENG BUREAU THE SECOND CO LTD

Automatic single-color mosaic-particle lay-up device and lay-up method thereof

The invention provides an automatic single-color mosaic-particle lay-up device and a lay-up method of the automatic single-color mosaic-particle lay-up device. The automatic single-color mosaic-particle lay-up device comprises a stander, a mosaic forming die which is arranged on the stander, at least one automatic mosaic-particle single-track lay-up unit, a loading device and a controller, wherein each automatic mosaic-particle single-track lay-up unit is used for gradually collecting mosaic particles one by one after transporting the mosaic particles one by one, arranging the mosaic particles into rows/columns according to a preset rule and then driving the entire row/column of mosaic particles to enter a loading procedure; the loading device is connected with the stander and used for sequentially transporting and loading the well-arranged entire row/column of mosaic particles in each automatic mosaic-particle single-track lay-up unit into the mosaic forming die; the controller is respectively connected with each automatic mosaic-particle single-track lay-up unit and the feeding device by signals. The automatic single-color mosaic-particle lay-up device is high in lay-up stability, high in lay-up speed and capable of effectively improving the lay-up efficiency and lay-up accuracy of the mosaic particles. The automatic lay-up method is used for substituting the traditional manual lay-up process, so that the problems that the current mosaic industry is low in automation degree and low in production efficiency can be solved.
Owner:FOSHAN UNIVERSITY

Cable ground laying device

ActiveCN111682455AAvoid affecting power supply reliabilityExtended service lifeApparatus for laying cablesStructural engineeringElectric cables
The invention relates to a cable ground laying device. The invention relates to the technical field of cable laying. The cable ground laying device comprises two trolleys which are oppositely erectedon the ground and located above a cable trench, a pay-off base and a traction base which are installed on the two trolleys respectively, a clamping table which is arranged on the traction base, two supporting tables which are oppositely arranged on the pay-off base, and installation columns which are rotationally arranged on the opposite side walls of the two supporting tables respectively. The side wall of the clamping table is provided with a fixing groove for insertion of a cable. A locking assembly used for fixing the cable is arranged in the fixing groove. An automatic receding assembly used for preventing the cable from making contact with the side wall of the traction base is arranged on the upper surface of the traction base. The two installation columns are fixedly connected withthe two side walls of two cable reels respectively, and a driving assembly used for driving the cable reels to rotate is arranged on the pay-off base. The laying device replaces manpower to drag the cable for laying, which saves time and labor, and improves the cable laying efficiency. Friction damage between the cable and the ground can be prevented, and the power supply reliability of the cableis prevented from being affected.
Owner:南京东瑞水电工程有限公司

Automatic net paving device of anchor rod drill carriage for coal mine

InactiveCN104847386AAchieve left and right translationRealize up and down translationDerricks/mastsDrilling machines and methodsRotational degrees of freedomRock bolt
The invention discloses an automatic net paving device of an anchor rod drill carriage for a coal mine. The device comprises a rotating base, a lug base, a first arm, a first oil cylinder, a second arm, a second oil cylinder, a third arm, a third oil cylinder, a first spiral swing cylinder, a second spiral swing cylinder, a third spiral swing cylinder and a magnetic manipulator. The automatic net paving device of the anchor rod drill carriage for the coal mine realizes horizontal translation of the magnetic manipulator through the rotation of a worm wheel of the rotating base, realizes vertical translation of the magnetic manipulator through the telescopic motions of the first oil cylinder and the second oil cylinder, realizes front-back translation of the magnetic manipulator through the telescopic motion of the third oil cylinder, and realizes three degrees of rotating freedom of the magnetic manipulator through the rotation of the three spiral swing cylinders; and the magnetic manipulator realizes the grabbing and the pavement of reinforcement meshes, so that the automatic net paving device of the anchor rod drill carriage for the coal mine can realize automatic pavement of the reinforcement meshes so as to improve the paving efficiency of the reinforcement meshes.
Owner:王发秀

Tunnel waterproof plate laying trolley

The invention discloses a tunnel waterproof plate laying trolley which comprises a plurality of trolley portals which are distributed in parallel. The trolley portals are provided with arch rings matched with the inner wall of a tunnel. A climbing mechanism is arranged on every two adjacent arch rings. The climbing mechanisms are installed on the arch rings in a transmission mode through transmission assemblies. A laying assembly and a leveling assembly are arranged on each climbing mechanism. Each climbing mechanism comprises two climbing boxes which are connected to the two corresponding adjacent arch rings in a transmission mode respectively, and a climbing trolley installed between the two climbing boxes, wherein the climbing trolley is installed on the climbing boxes through rotating shafts in a rotating mode. The climbing mechanisms can move in the circumferential direction of the arch rings, in this way, the laying assemblies can be driven to lay waterproof plates along the inner wall of the tunnel, meanwhile the leveling assemblies can level up the waterproof plates laid on the inner wall of the tunnel, it is guaranteed that the waterproof plates laid on the inner wall of the tunnel are closely attached to the inner wall of the tunnel, the laying efficiency of the waterproof plates is improved, and the laying quality of the waterproof plates is effectively guaranteed.
Owner:CHINA RAILWAY FIRST GRP CO LTD +1

Mulching film machine for garden road construction

The invention discloses a mulching film machine for garden road construction. According to the technical scheme, the mulching film machine comprises a frame body, a first travelling roller and a second travelling roller, and the first travelling roller and the second travelling roller are arranged on the frame body, rotatably connected with the frame body, and parallel to each other; the frame body is provided with a mulching film paving device and a water spraying device, and a pulling rope driving the frame body to move is arranged on one side of the frame body; the mulching film paving device comprises a support roller erected on the frame body and a mulching film roll-collected on the circumferential surface of a support shaft, the support roller is rotatably connected with the frame body, and the support roller is further parallel to the first travelling roller; when the frame body is moved, the end part of the mulching film is pressed on the lower part of the first travelling roller; and the water spraying device comprises a water tank arranged on the frame body, a first water outlet pipe, a water pump, a second water outlet pipe and a spraying nozzle, the first water outletpipe, the water pump, the second water outlet pipe and the spraying nozzle are sequentially connected with the water tank, and the spraying nozzle is arranged on the second travelling roller and sprays towards the direction deviating from the first travelling roller. The mulching film machine for garden road construction has the advantages that water spraying and mulching film paving can be conducted simultaneously.
Owner:北京绿视点园林景观工程有限公司
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