65results about How to "Improve construction work efficiency" patented technology

The invention relates to a climbing type automatic building machine and a linkage building system thereof, and belongs to the technical field of engineering machinery. The climbing type automatic building machine comprises a pair of lower cross beams, a pair of upper cross beams, a pair of lower longitudinal beams, a pair of upper longitudinal beams, four sets of supporting stand column sets, a hoisting machine displacement unit and at least two sets of hoisting machines, the hoisting machine displacement unit is provided with two first lifting translation rails and a displacement longitudinal beam, the two ends of the displacement longitudinal beam are connected to the first lifting translation rails in a sliding mode and can be driven to be positioned and adjusted, the hoisting machine is connected to the displacement longitudinal beam in a hanging mode and can be driven to be positioned and adjusted, and the hoisting machine is provided with a clamping claw and used for hoisting, positioning and releasing assembly type parts used for building. According to the automatic building machine, under the condition that the height of a segmented building is reached, external engineering equipment can be omitted, automatic climbing is achieved through the self hoisting machine displacement unit and the supporting stand column set, and the whole building machine falls on a semi-finished building roof. Peripheral support is provided for periodic programming control of segmented building construction, and the efficiency of other building construction operations can be improved.

The utility model discloses an auxiliary discharging platform, and belongs to the field of building construction equipment. Two ends of the steel pipe frame are respectively erected on a discharging platform and a working platform, one end, on the working platform, of the steel pipe frame is higher than one end, on the discharging platform, of the steel pipe frame, a full-length anti-inclination guide rail is mounted above the steel pipe frame, full-length sliding rails are mounted on two sides of the anti-inclination guide rail, and the sliding rails are parallel to the anti-inclination guide rail. An auxiliary discharging platform is arranged above the steel pipe frame, adjusting pulleys sliding on the sliding rails are installed at the four corners of the bottom of the auxiliary discharging platform respectively, anti-tilting devices are installed at the front end and the rear end of the center line of the bottom of the auxiliary discharging platform, and the anti-tilting devices are in sliding fit with the anti-tilting guide rails. According to the auxiliary discharging platform, assembling materials are easy to obtain, dismounting and mounting are convenient and efficient, the auxiliary discharging platform can be matched with different construction operation environments, adaptability is extremely high, an operator does not need to stand on the discharging platform for a long time, an anti-tilting device is additionally arranged, it is ensured that the auxiliary discharging platform slides on the sliding rails, disengaging and overturning cannot happen, and safety performance is firm.

The invention discloses a track board laying precision control method and device based on three-dimensional scanning, and relates to the technical field of bridge construction.The method comprises the following steps that three-dimensional coordinates of a whole railway deck are constructed, and the actual concrete dosage for pouring a reinforced concrete base is counted; obtaining angular point coordinates of the reinforced concrete base by combining the three-dimensional coordinates of the whole railway bridge floor; based on the angular point coordinates of the reinforced concrete base and the actual concrete dosage, a thickness adjusting strategy of the reinforced concrete base, the self-compacting concrete and the prefabricated track plate is obtained through analysis; and based on the thickness adjusting strategy of the reinforced concrete base, the self-compacting concrete and the prefabricated track plates, the padding amount of the thickness of each prefabricated track plate is obtained through calculation. Through the three-dimensional scanning and point cloud modeling technology, the plane state and the three-dimensional coordinates of the railway deck are obtained, the positioning height of the prefabricated track plate is rapidly calculated, initial adjustment and fine adjustment of the prefabricated track plate are achieved, and the efficiency of bridge construction work is improved.

The invention discloses a reusable supporting device for concrete structure construction, which is characterized in that an upper sleeve and a lower sleeve of the device are arranged at two ends of a central sleeve and are in threaded connection, the upper sleeve and the lower sleeve are provided with internal threads, and an upper supporting leg and a lower supporting leg comprise a screw rod, a polished rod, a base plate and a supporting jacking which are connected in sequence; a fixed shaft gear is arranged at the connecting position of the screw rod and the polish rod, the outer ring of the polish rod is sleeved with a gear locking bolt, the screw rods of the upper supporting leg and the lower supporting leg are screwed into the upper sleeve and the lower sleeve respectively, and the overall height of the upper supporting leg, the lower supporting leg, the upper sleeve and the lower sleeve is adjusted through the screwing length of the screw rods. The gear locking bolts are embedded into the fixed shaft gears to lock the relative positions of the upper supporting leg and the lower supporting leg and the upper sleeve and the lower sleeve. According to the supporting device, effective supporting of the temporary cantilever structure is achieved, the structure is simple, supporting operation is convenient, the high bearing capacity is achieved, the construction operation efficiency is improved, and the cost is reduced.

According to the backward moving method of the bottom basket of the suspended pouring hanging basket, vent holes allowing screws to penetrate through are formed in the two side walls of a concrete continuous box beam, hanging beams are arranged on the two sides in the length direction of the concrete continuous box beam respectively, the two ends of each screw penetrate through the hanging beams respectively and are in threaded connection with nuts, and the nuts are screwed to fixedly arrange the hanging beams on the side walls of the concrete continuous box beam; the lifting beam is movably connected with the lifting appliance, the lifting appliance is connected with one end of the lifting rod, and the other end of the lifting rod is connected with the bottom basket; after the bottom basket is connected with the hanging beam through the hanging rod, an original hanging system between the truss of the hanging basket and the bottom basket is firstly dismantled, and then the hanging tool is driven to move along the hanging beam.

The utility model discloses a blocking structure capable of improving collection efficiency of sheared reinforcing steel bars. The blocking structure comprises a reinforcing steel bar guide structure arranged below a reinforcing steel bar outlet of a reinforcing steel bar cutting machine. The wedge-shaped guide block is fixedly arranged at the top of the steel bar guide structure; the guide baffle is arranged above the steel bar guide structure; the distance between the second guide plate and the ground is gradually reduced in the direction away from the steel bar guide structure supporting structure. And after the reinforcing steel bars are cut through the reinforcing steel bar blocking structure, the bounced reinforcing steel bars downwards slide down after meeting the guide baffle and gradually slide down along the inclined surface after reaching the inclined second guide plate, so that the process of guiding and collecting the reinforcing steel bars is completed. And potential safety hazards caused by collapse of the reinforcing steel bars are reduced. And meanwhile, the steel bar blocking structure can adapt to collection of steel bars of various types and lengths after cutting, the manual and mechanical cost is saved, and the construction work efficiency and the cleanliness of a construction site are improved.

This invention discloses a method and apparatus for visualizing power system scenarios, comprising: identifying a three-dimensional real-scene model of a power system to obtain an identification result, wherein the identification result includes at least a first model component whose corresponding model element is a first model element, and the first model element includes equipment model elements; determining a matching state display effect for the power system based on the data of the target digital twin device to be visualized corresponding to the first model component; and assigning the state display effect to the three-dimensional real-scene model to obtain a visualized scene of the power system. It is evident that implementing this invention enables the identification of model elements in a three-dimensional real-scene model of a power system, reducing the workload of manually marking model elements, and visualizing the equipment data of the digital twin device of the power system in the three-dimensional real-scene model, enriching the information content in the three-dimensional real-scene model and the role that the three-dimensional real-scene model can play in the power system.

This utility model discloses a prefabricated steel structure building, belonging to the field of steel structure building technology. It addresses the problems of low efficiency and high cost in supporting and reinforcing steel structure joints. The device includes a main beam and a crossbeam. The crossbeam is fixed to one side wall of the main beam. An installation base is fixed to the bottom side wall of the main beam, and a connecting plate is fixed to the top side wall of the main beam. The connecting plate is bolted to the main beam. This utility model, through the setting of the reinforcement components, can complete the installation of the reinforcement components in a short time, thereby improving the efficiency of reinforcing and supporting the crossbeams and main beams. It also provides better support and reinforcement for the reinforcing bars. Compared with traditional welded reinforcement components, this device significantly improves installation efficiency, effectively reduces the difficulty of installation work for workers, is simple to operate, highly practical, and provides good reinforcement for the main beams and crossbeams. Furthermore, it extends the service life of the crossbeams and main beams after reinforcement and support.

The utility model provides a feeding device of an asphalt mixing station, and solves the problems that the volume of a storage bin of a ground bin type batching machine is limited by the huge size of an upper opening of a discharging opening, the useful volume of the storage bin is reduced, and aggregate needs to be frequently conveyed by a forklift. According to the utility model, a plurality of storage bins which are arranged at intervals up and down are arranged in the concrete ground bin, so that the storage volume of the ground bin type batching machine can be obviously increased without accumulating a large amount of aggregate at the upper opening of the discharge opening, the situation that a forklift needs to frequently convey the aggregate back and forth is avoided, the construction operation efficiency is improved, and the energy consumption and the transportation time are reduced; the supporting devices capable of independently supporting all the storage bins are arranged in the concrete ground bin, so that the situation that the storage bins located on the lower portion are overlarge in gravity bearing, and risks occur can be avoided.

The present invention relates to the field of rail transit technology, and discloses a vibration-damping prefabricated track structure with unloadable support and a construction method, wherein the structure includes a grouting layer, a vibration-damping cushion layer and a prefabricated track plate in order from bottom to top; the vibration-damping cushion layer is arranged between the prefabricated track plate and the grouting layer; the grouting layer is made of a self-compacting concrete material with good fluidity, and the grouting layer is used to support the prefabricated track structure; the vibration-damping cushion layer and the prefabricated track plate are composited into one body, and the vibration-damping cushion layer is arranged under the prefabricated track plate for vibration reduction; two prefabricated plate reserved guide grooves that can be engaged with wedge-shaped support blocks are provided on both sides of the prefabricated track plate, and before the grouting layer is formed, the wedge-shaped support block is used to support the vibration-damping cushion layer and the prefabricated track plate, and after the grouting layer is formed, the wedge-shaped support block is unloaded internally, and the support of the wedge-shaped support block to the vibration-damping cushion layer and the prefabricated track plate is cancelled, so as to achieve contact between the vibration-damping cushion layer and the grouting layer. The vibration-damping prefabricated track structure of the present invention has a good vibration reduction effect.

The building construction operation equipment comprises a support, a base and a base, the lifting unit is arranged on the support in a sliding mode and comprises a supporting frame, an operation platform and anti-falling assemblies, the two sides of the supporting frame are each provided with one anti-falling assembly, the anti-falling assemblies are arranged on the support in a sliding mode, and the operation platform is arranged on the supporting frame; the power unit is arranged on the top wall of the support and used for driving the lifting unit to ascend and descend, and the upper portion of the operation platform is connected with the power unit. According to the building construction operation equipment, the anti-falling assembly and the anti-falling rod are arranged and used in cooperation, so that the lifting platform can be self-locked when falling suddenly, the high-altitude falling condition of the operation platform is avoided, and the safety of building construction operation is greatly improved. Moreover, due to the reasonable structural design, the lifting unit can lift stably, and the construction operation efficiency is high.

The invention discloses a self-propelled soil cleaning machine for Larsen steel sheet pile grooves. The machine comprises a steel pipe frame, a gasoline engine, a gear box, a soil cutting disc, a scraper plate, a running wheel, and a strong magnet. The gasoline engine is arranged at the rear of the steel pipe frame, the gear box is arranged at the front of the steel pipe frame, the output shaft of the gasoline engine is connected to the input shaft of the gear box, the front and rear ends of the output shaft of the gasoline engine are rotatably connected to the steel pipe frame through a positioning block respectively, the soil cutting disc is connected to the output shaft of the gear box, the scraper plate is arranged behind the soil cutting disc and connected to the steel pipe frame, the cross-sectional shape of the scraper plate is consistent with the cross-sectional shape of the steel sheet pile, the middle and rear parts of the scraper plate are curved in an arc shape and the concave arc surface faces forward, two running wheels are arranged on both sides of the bottom of the steel pipe frame, a guide limit block is connected to the outer side of each running wheel, a plurality of strong magnets are connected to the bottom of the steel pipe frame, and a tail hook for connecting a pull rope is arranged at the rear end of the steel pipe frame.

The present invention discloses a comprehensive pipeline integrated hanging system for an urban rail inspection depot, characterized in that: it comprises a pipe gallery bridge and a pipe gallery maintenance platform, the pipe gallery bridge comprises a pipe gallery bridge layer and a vertical rod, and the lower end of the vertical rod is fixed with the pipe gallery maintenance platform; the pipe gallery bridge comprises an axial pipe gallery bridge, an axial intermediate pipe gallery bridge, an axial side span pipe gallery bridge, and a transverse pipe gallery bridge, each pipe gallery bridge has a different cross-sectional structure and carries different pipe gallery types; the pipe gallery maintenance platform comprises an axial pipe gallery maintenance platform, an axial intermediate pipe gallery maintenance platform, and a transverse pipe gallery maintenance platform; the system is hung in the axial and transverse directions of the first inspection depot, the second inspection depot, and the side span of the urban rail in parallel and is interconnected, so that each professional pipeline is neatly and regularly arranged, and the pipeline has a unified indoor elevation. The present invention realizes the reasonable allocation and resource sharing of the complex and complicated pipeline installation space in the depot, can reduce the coordination workload between professions, and improve the construction work efficiency.

The invention provides a precast pile hoisting rigging and a using method thereof.The precast pile hoisting rigging comprises an adjustable hoop assembly, a wedge-shaped self-unhooking elevator and an elastic buffering sleeper, the adjustable hoop assembly comprises two semicircular hoops which are symmetrically distributed up and down, and each semicircular hoop comprises a semicircular hoop body, an adjusting assembly, a transmission assembly and a fixing clamping plate; the adjusting assemblies, the transmission assemblies and the fixing clamping plates are all arranged on the semicircular hoop bodies, the multiple fixing clamping plates are arranged on the inner sides of the semicircular hoops, the fixing clamping plates are used for jacking and clamping a precast pile, and the wedge-shaped self-unhooking elevators are arranged on the outer sides of the butt joint positions of the two semicircular hoops correspondingly. The wedge-shaped self-unhooking elevator is connected with the corresponding semicircular hoop in a clamping mode, and the elastic buffering sleeper is detachably connected with the semicircular hoop located on the lower portion of the adjustable hoop assembly. By means of the rigging, vibration isolation protection of the precast pile can be effectively achieved, and meanwhile safe hoisting of the precast pile can be conveniently achieved.

The utility model relates to the technical field of building construction, in particular to a sinking assisting and deviation rectifying integrated device for an open caisson, which is characterized in that the outer wall of the open caisson is provided with an overhanging steel corbel extending towards one side of an enclosure structure, and the top of the enclosure structure is provided with a concrete corbel extending towards one side of the open caisson; and a counter-acting force pressing device is arranged between the overhanging steel corbel and the concrete corbel. The device has the advantages that the structure is fixed, firm and stable, the device is suitable for sinking and deviation rectification of the open caisson, the stability in sinking of the open caisson is guaranteed, the problem that the open caisson is seriously inclined due to serious deviation is solved, the state of the open caisson is controlled and adjusted through a servo system, and the efficiency of construction operation is greatly improved.

The invention discloses an asphalt paving device for building construction, and the asphalt paving device comprises a discharging mechanism which is arranged on a horizontal first supporting plate, and the discharging mechanism comprises a stirring tank which is horizontally and movably arranged on the first supporting plate in the direction perpendicular to the advancing direction of the device; a discharging opening in the bottom of the stirring tank corresponds to the discharging hole in the first supporting plate in position; the paving mechanism is located behind the discharging mechanism in the advancing direction of the device, the paving mechanism comprises a paving plate and a compaction mechanism, the paving plate is arranged perpendicular to the advancing direction of the device and inserted into a lifting hole in the first supporting plate in a lifting mode, the compaction mechanism is located behind the paving mechanism in the advancing direction of the device, and the compaction mechanism comprises a compaction roller and a compaction roller; the compacting roller is horizontally arranged and is parallel to the paving plate, and the compacting roller is arranged below the first supporting plate in a lifting manner. The blanking paving width can be flexibly adjusted, and the operation efficiency is high.

This invention relates to the field of concrete construction equipment technology, specifically to a multi-stage concrete construction device and its construction method, including a traveling mechanism, a vibration mechanism, an auxiliary working mechanism, and a finishing mechanism. The traveling mechanism is equipped with the vibration mechanism, auxiliary working mechanism, and finishing mechanism. The traveling mechanism has outriggers. The vibration mechanism is partially fixedly installed above the traveling mechanism. The auxiliary working mechanism can selectively level, groove, or emboss the vibrated concrete. The finishing mechanism can finish the vibrated concrete. The traveling mechanism drives the vibration mechanism, auxiliary working mechanism, and finishing mechanism to move flexibly on a steel mesh, performing vibration, leveling, grooving, embossing, and finishing processes on the concrete on the steel mesh. This achieves a high degree of human-machine collaboration, significantly improving concrete construction efficiency, effectively reducing labor costs, and decreasing the accident rate.

The application relates to the technical field of magnetic terminals, in particular to a double-row column type bent six-column magnetic terminal and a manufacturing die thereof. The magnetic terminal comprises a base body, a row of inner holes and a row of outer holes are arranged on the base body in parallel; an inner chord terminal is fixed in each inner hole on the base body, and the inner chord terminal is used for connecting core wires in a main control cable and core wires in a branch cable; an outer chord terminal is fixed in each outer hole on the base body, and the outer chord terminal is used for connecting core wires in a secondary cable and core wires in a connecting cable; and an electric connecting piece is used for electrically connecting the adjacent inner chord terminal and outer chord terminal in the radial direction. The magnetic terminal is used for construction on the core wires on the inner chord terminal or the outer chord terminal respectively, the probability of wiring error is greatly reduced, the magnetic terminal has better wiring error prevention function, and the construction operation efficiency of the cable box is improved.

The invention relates to an optical fiber connector protection shell assembly comprising an outer protection sleeve member which comprises an outer protection sleeve pipe used for accommodating an optical fiber connector, a waterproof sealing cover blocking the front end of the outer protection sleeve pipe, and a waterproof sealing plug blocking the tail end of the outer protection sleeve pipe, the waterproof sealing plug is provided with a threading hole for an optical cable to pass through. The anti-falling pull rope is connected to the outer protection sleeve, one end of the anti-falling pull rope is detachably connected with the waterproof sealing plug, and the other end of the anti-falling pull rope is rotationally connected with the waterproof sealing cover. According to the invention, the optical fiber connector is assembled in the outer protective sleeve in a sealing manner, so that the sealing performance is improved, the waterproof performance is improved, and the use of a common preformed end optical fiber connector in an outdoor scene requiring waterproof performance is realized. The waterproof sealing plug and the waterproof sealing cover are connected to the outer protective sleeve through the anti-falling pull rope, so that the risk of falling during high-altitude operation of an operator is eradicated, and the construction operation efficiency is improved.

The invention discloses a GIS-based clean water gallery building construction auxiliary device and a use method, and belongs to the technical field of clean water gallery engineering construction. The device comprises trundles with brakes, a vertical supporting rod, a lower transverse supporting rod, a standby telescopic U-shaped groove, an upper transverse supporting rod, a material platform, a push-pull rod, an auxiliary plate, a left fixing clamp, a multifunctional shovel, a right fixing clamp, a positioning pin, a telescopic U-shaped groove, a bottom support and a buffer pad. When in use, a clean water gallery network system is established by using a GIS technology, related geographic space information of a main canal, related branch canals, a river channel and the like is collected, data is analyzed and processed, and an auxiliary device convenient for clean water gallery construction is further constructed. In the construction process of the clean water gallery, the auxiliary device is used for replacing manual material carrying operation, the construction operation efficiency is greatly improved, the site construction requirement can be met, the safety of site construction is guaranteed, the construction cost is reduced, and the construction period is shortened.

The utility model discloses a suspender drilling and mounting integrated system which comprises a maneuvering device, and the maneuvering device comprises a drilling component, a mounting component and an imaging component. The control device comprises a display part, an adjusting part and a control switch part; the display component is used for displaying a top plate picture shot by the imaging component; the adjusting component is used for adjusting the positions of the drilling component and the mounting component according to a top plate picture; the control switch component is connected with the drilling component, the mounting component, the imaging component and the display component. A maneuvering device is arranged at the top of the main body, and a control device is arranged in the middle of the main body. The scheme is used for drilling and installation work of the suspended ceiling suspender, and the occupational health of workers is guaranteed while the construction work efficiency is improved.

The utility model provides a kind of auxiliary fixture for dismantling and assembling steel rail track leveling pad, including first cross bar, the first cross bar both ends are symmetrically equipped with clamping rod, and both are movably connected, the first cross bar below is equipped with second cross bar, the second cross bar both ends are symmetrically equipped with connecting rod, the connecting rod both ends are movably connected with first cross bar, second cross bar respectively, the second cross bar top is equipped with hydraulic jack, and its top and the first cross bar bottom contact;The first cross bar and second cross bar are arranged in parallel;The clamping rod is L type, and its bottom is equipped with wedge foot.The utility model uses hydraulic force to drive clamp to lift pad from installation base, it is convenient to use pad iron to adjust the height of steel rail track, fixture design combines actual operation environment, simple and reliable structure, simple and easy to make, it is extremely labor-saving to operate, convenient, improve labor efficiency and operation safety.

The present invention discloses an assembled floating plate track structure adapted to the driving direction, including a lower foundation and a floating plate structure, wherein the floating plate structure includes a plurality of floating plates overlapped together, each floating plate includes a floating plate body and a rectangular parallelepiped staggered platform integrally arranged on the floating plate body, and for any two adjacent floating plates, each floating plate is provided with a staggered platform on a side close to the other floating plate, and each staggered platform extends in a direction close to the other floating plate, wherein the staggered platform on one floating plate is placed on the staggered platform of the other floating plate; the extension direction of the upper staggered platform on the floating plate body is consistent with the driving direction of the train, and the thickness of the upper staggered platform is less than the thickness of the lower staggered platform. The present invention improves the construction accuracy and stability of the floating plate, meets the special vibration reduction requirements of rail transit, and can improve the stability of the track structure while reducing the workload of on-site construction.

The present invention discloses an assembly nut conveying device, including a protection module, a capture module, a conveying module, a gas supply module and a system module. The nuts enter from a sliding guide port. After the model is detected, the matching nuts are led out from the gas supply guide port. By designing a strip supply structure, the supply and demand spaces are separated to increase the adaptation scene while facilitating multi-directional use, which is conducive to carrying for assembly and installation operations; the capture module is designed to grab assembly nuts of various models, and the specification matching inspection of the assembly nuts is realized while increasing the applicable scope of the device; the conveying module is designed to form a multi-specification assembly nut operation mode with rotation and motion separated, so as to realize efficient cyclic operation of the device; the gas supply module that uses gas to push the supply of assembly nuts is designed to accurately and quickly complete the output and use of assembly nuts. The present invention also provides a control method for an assembly nut conveying device, which is applied to the above-mentioned assembly nut conveying device to realize standardized assembly nut conveying operations and improve construction operation efficiency.

The application discloses a bottom mould floor support plate construction technology suitable for steel-concrete composite beam cast-in-situ bridge deck plate construction and belongs to the field of cast-in-situ concrete component form construction, which can solve the problems of difficult installation of the bottom mould of the steel-concrete composite beam cast-in-situ bridge deck plate, large waste of building materials, cost increase and slow construction period. According to the size of the floor support plate, the application performs line laying at a reinforcing position of the top plate of the steel beam, performs installation and connection, straightens, flattens, connects and fixes the arranged floor support plate. The connection between the floor support plates is reinforced by adding fillet welding. The two sides of the steel-concrete composite beam are each provided with a 70cm cantilever arm, and the concrete thickness is 20cm. The cantilever arm part of the side beam is constructed by using a hanging form method, a steel cantilever beam is arranged on the top of the steel beam to hang up the steel bar truss floor support plate bottom mould. After the floor support plate is paved, the steel bars are bound, and the bridge deck plate is poured. The steel bar truss floor support plate satisfies various loads such as structure and construction, can avoid construction procedures such as formwork erection, formwork removal, support system erection and removal and the like, and improves construction operation efficiency.

The utility model discloses an elevator cage adjusting base which comprises a base assembly, and the base assembly is arranged at the bottom end of an elevator cage frame body and connected with the elevator cage frame body. The base assembly comprises an adjusting pipe, a positioning pipe, a supporting stud and a supporting kit. The adjusting pipe is fixedly connected to the bottom end of the ladder cage frame body, a plurality of first positioning holes are formed in the adjusting pipe at equal intervals in the height direction of the adjusting pipe, the bottom end of the adjusting pipe is arranged on the inner side of the top end of the positioning pipe in a sleeving mode, the adjusting pipe can slide in the height direction of the positioning pipe, and second positioning holes are formed in the side wall of the top end of the positioning pipe; the second positioning hole corresponds to any first positioning hole and is connected with the first positioning hole through a fixing bolt; the bottom end of the positioning pipe is arranged on the outer side of the top end of the supporting stud in a sleeving mode and abuts against the upper end of a supporting sleeve piece connected to the supporting stud in a threaded mode under the action of gravity.

The utility model discloses an assembly type connecting geomembrane, and belongs to the technical field of geomembranes. The structure comprises boundary stand columns, geomembrane frame cross beams and connecting stand columns, the geomembrane frame cross beams are arranged at the upper end and the lower end of the right side of the boundary stand columns, geomembrane frame buckles are arranged on the geomembrane frame stand columns, and the connecting stand columns are arranged at the other ends of the geomembrane frame cross beams in a matched mode; a connecting lower groove is formed in the center of the connecting stand column, and geomembrane cloth is arranged on the geomembrane frame buckles and the connecting lower groove in a matched mode. According to the device, the geomembrane is subjected to assembly type treatment, a geomembrane frame structure-quick release assembly is adopted, and the area of the geomembrane is refined, so that the geomembrane construction requirements under different conditions are met; meanwhile, in the construction process, a worker can change the area of the geomembrane through the quick release structure according to the actual situation, and the working efficiency of geomembrane construction is effectively improved.

The utility model relates to a quick HDPE (high-density polyethylene) film hot melting welding device which comprises a temperature control box, two guide rolling shaft rods, a hot melting rolling shaft rod, a shaft distance adjusting structure and a roller, the guide rolling shaft rod is ingeniously utilized to greatly assist in solving the problems of wrinkles, suspension and the like of a film body at the lap joint, the guide rolling shaft rod plays a role in guiding and leveling before hot melting and a role in pressurizing and rolling after hot melting, the tightness of a welding seam is guaranteed, the guide rolling shaft rod is a moving shaft of equipment, and the construction operation efficiency is effectively improved; the hot melting rolling shaft rod is arranged in the middle and is different from a built-in film clamping hot melting operation mode of a traditional hot melting machine, the outer open type hot melting process is visible in real time before and after, problems can be found and adjusted at any time, and the strain and maneuverability are high; the common quality problems such as wrinkles and suspension of a film body, untight joints and the like in the hot melting welding process can be effectively solved, and multiple functions such as hot melting, guiding, pressurizing, flattening, rotating and the like are achieved through the rolling shaft rod component.