1461results about How to "Quick connection" patented technology

The utility model provides a special zero-point positioning clamp for an aero-engine moving blade, which is used for positioning and clamping the aero-engine moving blade and comprises a clamp body, a positioning piece, a deformation acting piece and a zero-point positioning assembly, a mortise with at least the top, the front and the back opened is arranged on the clamp body, a deformation groove is arranged on one side of the mortise, and the zero-point positioning assembly is arranged in the deformation groove. The deformation acting piece is connected with the deformation part and the clamp body in a matched mode, and the deformation acting piece drives the deformation part to deform so as to clamp and loosen the blade tenon. The zero point positioning assembly comprises a positioning piece and a blind rivet, and the positioning piece and the blind rivet are installed at the bottom of the clamp body in a positioning mode. According to the scheme, assembling is easy, using is convenient, stable clamping of the aero-engine moving blade and the quick-changing function and the zero-point positioning function applied to an automatic production line can be achieved, it is not needed to determine whether the position of the blade is correct or not every time of metering, manpower consumption is reduced, labor efficiency is improved, and the requirement of the automatic production line is met.

The invention relates to the technical field of pipeline welding auxiliary devices, in particular to a water-cooled wall pipeline welding alignment auxiliary device and method.The water-cooled wall pipeline welding alignment auxiliary device comprises two semi-rings, the outer side walls of the semi-rings are provided with semi-circular sliding rings, the outer side walls of the semi-circular sliding rings are slidably connected with semi-circular sliding rails, and the outer side walls of the semi-circular sliding rails are fixedly connected with semi-circular bases; an adjustable clamping mechanism for clamping a water-cooled wall pipeline is installed on the outer side wall of each semi-ring, a detection mechanism is installed on the side, close to a pipeline groove, of one semi-circle base, and an opening aligning mechanism is installed on the outer side wall of each semi-circle base. When the semicircular seat is rotated, the round head of the detection mechanism walks on the water-cooled wall pipeline groove, in the process, the swing amplitude of the pointer represents the deviation degree of the circle center of the semicircular seat and the circle center of the water-cooled wall pipeline, if the swing amplitude is too large, the semicircular seat and the water-cooled wall pipeline are kept concentric through the adjustable clamping mechanism, and opening alignment positioning is achieved through the semicircular seat; and alignment deviation is reduced.

The invention belongs to the technical field of digital printing machines, in particular to an anti-deviation device for a guide belt of a digital printing machine, and provides the following scheme that the anti-deviation device comprises a mounting frame, a guide roller is rotationally arranged on the mounting frame, the guide belt is rotationally arranged on the guide roller, a first electric guide rail is mounted on the mounting frame, and the first electric guide rail extends in the moving direction of the guide belt; a movable frame is connected to the first electric guide rail and extends in the direction perpendicular to the first electric guide rail, two suction cup boxes capable of horizontally moving are arranged on the movable frame, the tops of the suction cup boxes are in sliding contact with the bottom of the guide belt, and sensing units are arranged at the two ends of the movable frame. The suction cup box drives the guide belt to move in the direction away from the sensing unit sending the signals, suction of the suction cup box is cut off until the sensing unit stops sending the signals, deviation correction is achieved through movement of the suction cup box at the bottom of the guide belt, and the situation that the printing operation effect is affected due to wrinkles of the guide belt is effectively avoided.

The invention discloses an outdoor optical cable convenient to quickly connect, and belongs to the technical field of outdoor optical cables. According to the outdoor optical cable convenient for rapid connection, a second optical cable drives an extrusion rod to enter a circular groove of a first optical cable, the extrusion rod abuts against a circular plate and slides inwards, and at the same time, the extrusion rod drives a limiting rod to slide along an L-shaped limiting groove and slide to the tail end of the L-shaped limiting groove; then a second connector is rotated to drive an extrusion rod and a limiting rod to slightly rotate, then the second connector is loosened, a circular plate can be reversely pushed under the action of a first spring to abut against an extrusion plate to slide towards the outer portion of a circular groove, the limiting rod slides to the other position of an L-shaped limiting groove, and the limiting rod drives the extrusion rod to conduct limiting; thus, the first connector and the second connector are fixed, the effect of quickly connecting the optical cables is achieved, the working efficiency of connection between the optical cables is improved, and the labor intensity of workers is reduced.

The invention relates to the technical field of cable connectors, and discloses a multifunctional quick connector for wire and cable connection, which comprises an insulating cylinder, a sliding groove is formed in the inner wall of the insulating cylinder, a limiting elastic rod is fixedly connected to the inner wall of the sliding groove, and a sliding rod is slidably connected to the inner wall of the sliding groove. The inner wall, away from the sliding groove, of the sliding rod is fixedly connected with a conductive head. Through the arrangement of the connecting mechanism, the two ends of a cable needing to be connected firstly penetrate through sleeve holes, then abut against the ends of conductive heads and push the conductive heads to move in the direction close to each other, when the conductive heads are pushed, sliding rods can be driven to slide on the inner walls of sliding grooves in the direction close to each other, and limiting elastic rods are extruded; the two conductive heads are limited when making contact with each other, extrusion plates are pulled to move towards each other when the conductive heads move, stress plates are extruded when the extrusion plates move, and fixing rods are pushed to move towards each other when the stress plates are extruded.

The present invention relates to a double-walled steel cofferdam with no bottom and a construction method for deep-water rock capping platform rotary excavation. The BIM three-dimensional simulation technology is used to accurately design the size of the cofferdam module and the position of the preset holes, which greatly improves the accuracy and efficiency of the construction. By solving the problems of module size and layout in the design stage, the installation and commissioning work on site can be significantly reduced, thereby speeding up the construction progress and ensuring the quality of the project. The quick connection method of prestressed tendons and extruded waterproof strips is adopted between the cofferdam modules, which saves a lot of welding work, not only improves the construction efficiency but also reduces the construction difficulty. The guide device used for the lowering of the cofferdam is used for horizontal and vertical displacement and inclination monitoring, which can help the cofferdam lowering process more accurately, and greatly improve the construction efficiency and safety. The comprehensive slotting method of impact drill, rotary drilling drill and grab bucket greatly improves the slotting efficiency and reduces the slotting difficulty.

The utility model discloses a pipe piece socket type connecting piece which comprises a first pipe piece and a second pipe piece, positioning assemblies are fixedly installed on one side of the first pipe piece and one side of the second pipe piece respectively, and connecting assemblies are arranged on one side of the first pipe piece and one side of the second pipe piece respectively. The connecting assembly comprises a fixing plate and a first clamping block, the fixing plate is clamped to one side of the first pipe piece and one side of the second pipe piece, the first clamping block is fixedly installed at the bottom of the fixing plate, a threaded rod is connected to the top of the fixing plate through a bearing, a lifting plate is connected to the side wall of the threaded rod through threads, and a second clamping block is fixedly installed at the top of the lifting plate. The utility model relates to the technical field of pipe piece connecting pieces. According to the pipe piece socket-and-spigot type connecting piece, through the arrangement of the pipe piece I, the pipe piece II and the connecting assembly, the pipe piece I and the pipe piece II can be quickly connected, connection is simple and convenient, connection work can be completed with hands, inconvenience caused by installation through tools is reduced, the situation of loosening cannot occur in the actual use process, and the use safety of the pipe piece I and the pipe piece II is improved. And the use effect is better.

The invention provides a water jet combined drilling device and a method thereof.The device comprises a combined drilling tool, a drilling machine body, a pneumatic spiral sand supply system, a low-pressure water supply unit and a high-pressure jet water power unit, the drilling machine body is provided with the combined drilling tool and a pipeline for high-pressure water and abrasive materials to pass through inside a drilling rod, and the low-pressure water passes through the outer side of a drilling bit; the high-pressure water pipeline channel is connected with the high-pressure jet water power unit through a swivel joint; the low-pressure water channel is connected with a low-pressure water supply unit through a swivel joint; the mixed abrasive medium channel is connected with the pneumatic spiral sand supply system through a swivel joint; the pneumatic spiral sand supply system specifically comprises a pressurizing device, a sand tank and a spiral stirring device, the spiral stirring device is arranged in the sand tank, grinding materials in the pneumatic spiral sand supply system are evenly stirred through the spiral stirring device, then the airtight gas tank is pressurized, the grinding materials flow out through the bottom and flow to a jet flow nozzle through a pipeline to be jetted out, the pressure of a supply pipeline is increased, and the grinding materials are evenly stirred. And grinding materials are uniformly mixed, and the cutting effect is improved.

The invention relates to the technical field of amorphous zirconia corundum bricks, in particular to an amorphous zirconia corundum refractory brick and a preparation method thereof.The amorphous zirconia corundum refractory brick comprises, by weight, 60-70 parts of alumina powder, 25-35 parts of zircon sand, 5 parts of additives and 11-13 parts of binder.The preparation method comprises the steps of mixing, pouring, drying in the shade and baking. The components of the amorphous zirconia corundum refractory brick are adjusted, silica sol is added as a binder, and one or more of a binder additive, a water reducer additive and a dispersant additive is / are selected as an additive, so that alumina powder and zircon sand are dispersed more uniformly and combined more tightly; and in the preparation process, the green bricks are heated and baked by utilizing a transformed and innovated trolley furnace, the heating is uniform, and the formed amorphous zirconia corundum refractory brick is compact in structure, high-temperature-resistant, corrosion-resistant and permeation-resistant.

The utility model discloses a deep sea pipeline connector which comprises a connector body, the connector body comprises a connecting pipe, a mounting assembly located at the end of the connecting pipe and a fastening assembly, and a subsea pipeline to be maintained is in butt joint with the end of the connecting pipe after being inserted into the mounting assembly and axially pressed through the fastening assembly; a mounting frame, wherein the mounting frame is detachably connected with the connector body; and the driving part drives the mounting frame to move in the direction close to or away from the connector body. When a deep-sea pipeline is broken or damaged, the pipeline can be quickly connected, and the connector can be separated and recycled, so that the cost of consumables is reduced.

The invention relates to the technical field of sintering furnaces, and discloses an efficient metal injection molding vacuum degreasing sintering furnace which comprises a sintering furnace frame body, a furnace body is fixedly connected to the interior of the sintering furnace frame body, a furnace door is hinged to the open end of the furnace body, and a heating frame is arranged in the furnace body; a forming assembly used for sintering metal powder and adhesive mixtures injected into a mold cavity of the mold is arranged in the heating frame, and a vacuumizing assembly used for extracting air in the sintering furnace body is arranged on one side of the sintering furnace frame body. By arranging the detachable forming assembly and the forming mold, metal subjected to sintering forming can be conveniently replaced, the sintering position is constant, and it is effectively guaranteed that the quality of metal sintering blanks of the same batch is uniform; therefore, the air velocity in the heat conduction copper pipe is effectively improved, and the heat dissipation efficiency of inert gas in the conical shell is further improved through the heat conduction copper pipe.

The utility model relates to the technical field of swimming pool equipment, in particular to a swimming pool activated carbon filter element rapid replacement device which comprises a water pump bottom plate, a water outlet pipe, a filter assembly and a limiting supporting assembly. The water outlet pipe is fixedly arranged at the bottom of the water pump bottom plate, and the filter assembly is installed on the outer side of the bottom of the water outlet pipe; according to the swimming pool activated carbon filter element rapid replacement device, rapid connection is achieved through cooperation of a clamping groove in the surface of a connecting pipe and a clamping shaft at the top of the filtering assembly, and disassembly work is convenient; after installation is completed, pressure is applied through a knob at the bottom of a turnover frame in the limiting supporting assembly, so that the water outlet pipe and the filtering assembly are effectively extruded, shaking and connection loosening are avoided, the leakage probability is reduced in a pressure applying mode, and the risks of connection loosening and connection position breakage caused by shaking of the filtering assembly are also reduced.

The invention discloses an outdoor optical cable that is easy to connect quickly, and belongs to the technical field of outdoor optical cables. The invention discloses an outdoor optical cable that is easy to connect quickly. The outdoor optical cable that is easy to connect quickly drives an extrusion rod into a circular groove of a first optical cable through a second optical cable, and the extrusion rod contacts a circular plate and slides inwards. At the same time, the extrusion rod drives a limiting rod to slide along the L-shaped limiting groove and slides to the end of the L-shaped limiting groove. Subsequently, the second connecting head is rotated to drive the extrusion rod and the limiting rod to rotate slightly, and then the second connecting head is released, so that the circular plate can be pushed in the opposite direction under the action of a first spring to contact the extrusion plate and slide to the outside of the circular groove, so that the limiting rod slides to another position of the L-shaped limiting groove, and the limiting rod drives the extrusion rod to limit, thereby fixing the first connecting head and the second connecting head, thereby achieving the effect of quickly connecting the optical cable, which is helpful to improve the working efficiency of connecting between optical cables and reduce the labor intensity of workers.

A high-altitude operation construction vehicle with hoisting and cross arm assisting functions comprises a crane system, a caterpillar band chassis, a swing mechanism, a telescopic arm, a fly arm, a quick change device, a working platform and a cross arm assisting tool, the swing mechanism is installed on the caterpillar band chassis, the fixed end of the telescopic arm is hinged to the swing mechanism, the crane system is installed on the telescopic arm, and the fly arm is installed on the cross arm assisting tool. The flying arm is installed on the telescopic arm through a conversion device, the flying arm can be converted between a storage state and a working state through the conversion device, the flying arm is fixed to the fixed end of the telescopic arm in the storage state, the flying arm is fixed to the telescopic end of the telescopic arm in the working state, and the working platform is detachably connected with the flying arm through a quick change device. The cross arm auxiliary tool is installed on the working platform. The crane can be used as a crane and can also be connected with the working platform through the fly jib, and the cross arm is mounted through the cross arm auxiliary tool on the working platform, so that the operation intensity and risk of workers are greatly reduced, and the construction cost is reduced.

The invention provides a double-output air cylinder which comprises a cylinder body, a cylinder cover, a piston, a piston rod and a piston rod. A cavity is formed in the cylinder body, a partition plate is arranged in the cavity, and the partition plate divides the cavity into a front cavity and a rear cavity; the piston assembly comprises a first piston arranged in the front cavity in a sliding fit mode and a piston rod arranged on the head portion of the first piston, and the piston rod extends out of the cylinder body and serves as a first output end. The rotating assembly comprises a rotating assembly body arranged in the rear cavity, a driving shaft is arranged on the rotating assembly body, and the driving shaft penetrates through the partition plate, is in rigid connection with the first piston and can drive the piston rod to rotate in the radial direction. The double-output air cylinder is compact in structure, small in size, capable of adjusting the output shaft at any angle, high in adjusting precision, reliable and stable to use, particularly suitable for mechanical arms of non-standard equipment, and wide in application range, and has a self-locking effect.

The invention discloses a cable with a fire-resistant function, and belongs to the technical field of cables, the cable comprises a cable, the upper end and the lower end of the cable are detachably connected with an upper connector and a lower connector respectively, the cable can be connected through mutual cooperation of the upper connector and the lower connector, the cable comprises a cable core with a conductive function, and the cable core is connected with the cable. And an insulating layer is wrapped outside the wire core. According to the invention, when the cable is burnt by fire or the cable is short-circuited to generate high temperature, a flame retardant in the fireproof channel is heated, the flame retardant expands along with the heating of the flame retardant, and part of the flame retardant enters the butt joint groove or the butt joint plug through the first one-way channel so as to break the negative pressure state in the butt joint groove; thus, the upper connector and the lower connector are separated, cable separation is completed, fire spreading is avoided, and then the locking sleeve is rotated to connect the connecting cylinder with the cable.

The invention discloses a quantitative throwing tool and method for a methane in-situ burning explosion fracturing combustion improver. The throwing tool comprises an inner barrel, a piston B and an outer barrel, the center of the upper end of the inner cylinder is fixedly connected with an air inlet pipeline B, and the bottom is provided with an inner cylinder bottom plate; a spraying hole is formed in the center area of the inner cylinder bottom plate, and a constant pressure plug is installed in the spraying hole. The piston B is assembled in the inner barrel; a plurality of perforations B are formed in the barrel body of the outer barrel, and an outer barrel bottom plate is arranged at the bottom of the outer barrel; the outer cylinder coaxially sleeves the inner cylinder, and the upper end of the outer cylinder is fixedly connected with the upper end of the inner cylinder. The method comprises the steps of installing the bridge plug in the shaft; the putting tool is put down to the position where the reservoir is located through a shaft by using a coiled tubing; a sealed putting section is formed at the position where the putting tool is located through the packer and the bridge plug; and the piston moves downwards until the combustion improver is completely filled into the sealed feeding section. According to the tool and the method, the pre-stored combustion improver can be conveniently and quantitatively put in a specific position.

The invention belongs to the technical field of honeycomb plate machining, and discloses a thin-wall metal honeycomb core machining method and device. The preparation process comprises the steps of metal sheet forming and corrugated board assembling. Firstly, a metal sheet is placed between forming dies, the section of each forming die is of a wave structure, and concave pit structures and convex structures are machined on the different sections of each forming die. And the forming upper die is driven to move downwards to bend the metal sheet, and two kinds of child-mother riveting structures with different sizes are machined on the to-be-connected face of the corrugated board through corresponding concave pits and convex structures on the surface of the forming die. Two corrugated boards are machined through a forming die, the primary and secondary riveting structures prefabricated on the to-be-connected faces of the corrugated boards can be sleeved with each other, the corrugated boards can be spliced and assembled, the assembled corrugated boards are connected and punched, the primary and secondary riveting structures which are sleeved with each other generate plastic deformation under the pressure effect, the neck thickness value is increased, and the primary and secondary riveting structures extrude each other; the two corrugated board materials are mutually embedded to form an interlocking structure, and the steps are repeated to complete manufacturing of the honeycomb core.

The invention discloses a novel multi-adaptive guide sheath and application thereof. The novel multi-adaptive guide sheath comprises a guide sheath tube body, a guide sheath tube tail end joint connected with the guide sheath tube body, and an optional guide sheath tail end connector which is quickly assembled and separated from the guide sheath tube tail end joint through a quick conversion joint; the quick conversion connector comprises a first valve body connected with a connector at the tail end of the guide sheath tube and a second valve body connected with a connector at the tail end of the optional guide sheath. A first valve element moving front and back in the axial direction of the first valve body is arranged in a cavity in the rear portion of the first valve body, and a second valve element moving front and back in the axial direction of the second valve body is arranged in the second valve body. When the second valve body is inserted into the cavity in the front of the first valve body and then locked by the locking mechanism, the first valve element and the second valve element are connected, and hollow channels in the first valve element and the second valve element are communicated. The guide sheath tube is changed into a replaceable accessory, and the tail end connector can be quickly connected with various devices, so that the adaptability and the use efficiency of the guide sheath are improved, and the operation efficiency and the safety are improved.

The utility model provides a steel structural part and a prefabricated structure, and relates to the field of prefabricated buildings, the steel structural part comprises a connecting male part and a connecting female part, the connecting male part comprises a first connecting male plate and a second connecting male plate, and the connecting female part comprises a first connecting female plate and a second connecting female plate; the two ends of the second connecting male plate are flush with the two ends of the second connecting female plate and fixedly attached to the second connecting female plate face, the first connecting male plate is perpendicular to the second connecting male plate, the first connecting female plate is perpendicular to the second connecting female plate, and the first connecting male plate and the first connecting female plate are fixedly attached to form a first attaching face. The first binding surface is positioned in the center of the width of the second connecting male plate; the multiple rib plates are arranged on the second connecting male plate and the second connecting female plate at intervals respectively, the connecting male pieces and the connecting female pieces are embedded in the frame column and the frame beam respectively, connection between the frame column and the frame beam can be rapidly achieved, each steel bar does not need to be independently connected, and the connecting efficiency is improved.

The utility model relates to the field of lighting lamps, and provides a track lamp. The track lamp comprises a base, and a first containing part is formed on the base; the rotating body is detachably mounted on the base, and a second accommodating part is formed on the rotating body; the terminal assembly is mounted on the rotating body; the rotating shaft assembly is suitable for being mounted in the first accommodating part and the second accommodating part under the condition that the rotating body is mounted on the base; and the track is used for installing the track lamp, the track is detachably installed on the side, away from the second containing part, of the rotating body, and under the condition that the track is installed on the rotating body, the wiring terminals in the terminal assembly make contact with the conductive strips in the track. The track lamp can meet different lighting requirements, and the use scene and the decoration effect are enriched. In addition, the installation process can be simplified, rapid electrical connection between the terminal assembly and the track is achieved, the connection mode is stable and reliable, and the safety of the track lamp in the using process can be guaranteed.

The invention discloses a guide hole pile sinking construction process for a PHC tubular pile in a gobi area of a plateau, relates to the technical field of PHC tubular pile construction, and aims to solve the problems that the construction of the PHC tubular pile is greatly challenged due to complex geological conditions, most of soil is loose gravel and the terrain fluctuation is relatively large in the gobi area of the plateau, and the construction progress is delayed due to the existence of a gravel layer, so that the construction cost is reduced. In order to solve the problem that more time and effort are needed to penetrate through the layers, the construction technology comprises the following steps that S1, preparation before construction is conducted, specifically, PHC pipe pile materials are prepared, surveying and setting-out are conducted through a total station, a theodolite or a level gauge, and a plane control network and an elevation control network of a project are built; the method has the advantages that it is guaranteed that various detection data such as the bearing capacity and the pulling resistance of a pile body meet the design requirements, and the pile is compact, resistant to hitting, high in penetrating capacity and high in adaptability to geological conditions with large terrain changes.

The utility model provides an unmanned aerial vehicle carrying device. The unmanned aerial vehicle carrying device comprises a driving mechanism and a carrying mechanism. The driving mechanism comprises an unmanned aerial vehicle and locking blocks, the locking blocks are distributed at equal intervals and fixedly connected to one side of the unmanned aerial vehicle, a slot is integrally formed in one side of each locking block, a locking rod is slidably mounted on one side of the interior of each locking block, a magnetic block is fixedly connected to one end of each locking rod, and a spring is fixedly connected to one side of each magnetic block; the carrying mechanism comprises a carrying plate and a fixing frame, and the fixing frame is arranged on one side of the locking block. The electromagnet is arranged to be matched with the magnetic block to drive the locking rod to move, when goods are replaced, the locking rod is separated from the insertion block, the goods can be separated from the unmanned aerial vehicle, when the insertion block on a new goods fixing frame is inserted into the locking block, the locking rod is driven by the spring to be inserted into the insertion block, and therefore the new goods and the unmanned aerial vehicle are rapidly connected. The goods can be conveniently and remotely controlled to be replaced, and manual operation is not needed.

The utility model discloses a disc centrifuge with a quick mounting structure, which comprises a disc centrifuge, the disc centrifuge is provided with a mounting structure, and the mounting structure comprises a base, a slider, a base and a chute; the sliding block is installed on the base, the machine base is installed on the disc type centrifugal machine, the sliding groove is connected to the machine base in a clamped mode, and the sliding block is connected into the sliding groove in a sliding mode. The sliding groove and the sliding block are limited through limiting structures, the number of the limiting structures is two, and the limiting structures are symmetrically distributed on the two sides with the center line of the sliding block as the center. The disc type centrifugal machine slides into the sliding block on the base along with the sliding groove in the machine base, so that the disc type centrifugal machine can be rapidly installed on the base, and when the sliding groove slides into the sliding block and the threaded opening corresponds to the threaded groove, the rotating bolt is sequentially screwed into the threaded opening and the threaded groove, so that the disc type centrifugal machine is stably installed on the base.

The invention relates to the technical field of automobile part structures, in particular to a front suspension hub motor wheel edge integrated structure, an assembling method and an automobile. Comprising a rim, a hub motor, a front suspension and a brake, and the rim is of a hollow annular structure; the hub motor is located on the inner side of the rim and comprises an outer rotor shell fixed to the end, away from the vehicle body, of the rim and a stator shell arranged on the outer rotor shell. One end, close to a vehicle body, of the stator shell is positioned on the axial inner side of a rim; the front suspension comprises a steering knuckle fixedly connected with the end, close to a vehicle body, of the stator shell. The brake comprises brake calipers fixedly connected with the steering knuckle and a brake disc connected with the end, close to a vehicle body, of the outer rotor shell. According to the front suspension hub motor wheel edge integration structure, the hub motor is completely integrated in the rim, enough assembly space is reserved for the wheel edge, arrangement of a front suspension and a pipeline is facilitated, meanwhile, a plurality of connectors are reserved, and assembly of the front suspension and the pipeline is greatly facilitated.

The invention discloses a post-installation reinforcement device for an offshore single pile foundation and an installation method. The device comprises an oblique brace, an upper sleeve ring, a lower sleeve ring and a lower ring plate; the lower sleeve ring and the lower ring plate are connected by a transverse brace, the upper sleeve ring and the lower ring plate are connected by an oblique brace, the diameter of the lower ring plate is larger than the diameters of the upper sleeve ring and the lower sleeve ring, the upper sleeve ring, the lower sleeve ring and the lower ring plate are split along the circumferential direction, an inserted pile and an anchor foundation are arranged below the lower ring plate, and the inserted pile is inserted into the anchor foundation; the device of the invention does not bear the vertical and lateral loads of the upper wind turbine, mainly provides additional pile-soil action, reinforces the foundation of the overall supporting structure, and improves the frequency; the upper sleeve ring, the lower sleeve ring and the lower ring plate adopt a split design scheme, which is convenient for later installation; each component is light in weight, does not require a special transportation and installation ship, reduces transportation and construction costs, and is more economical compared with commonly used anti-scouring schemes.

The invention discloses a steel cylinder valve fastening device, and relates to the field of steel cylinder machining, the steel cylinder valve fastening device comprises a fixed mounting plate, a supporting foot stool, a first guide rail rod and a locking driving motor, the supporting foot stool is fixedly mounted at the upper end of the fixed mounting plate, and the first guide rail rod is fixedly mounted at the top of the supporting foot stool; the locking drive motor is located above the first guide rail rod. According to the fastening device for the steel cylinder valve, a guide rail mounting structure is adopted, the overall structure is simple, the replacement and maintenance cost is lower, fastening is more accurate and rapid, the fastening sleeve is dismounted at a time during fastening every time, the trouble of mounting the fastening sleeve is omitted, and when fastening sleeves of different models are used, the fastening sleeve is more convenient to mount, and the fastening efficiency is improved. According to the steel cylinder locking device, the fastening sleeves are rapidly switched, multiple fastening sleeves are integrated at a time to rapidly switch the locking driving motor, the trouble of disassembling and assembling the locking driving motor is omitted, and steel cylinders of different sizes can be pressed and positioned through the pressing plate.

The invention relates to the technical field of geological exploration, and discloses a metal mine prospecting exploration device and method for a field porphyry mine district, and the metal mine prospecting exploration device for the field porphyry mine district comprises a drilling machine, a drilling mechanism arranged at the front part of the drilling machine, and a connecting mechanism arranged in the drilling mechanism, the drilling mechanism comprises a connecting cylinder arranged at the bottom of the drilling machine, a first drill rod arranged at the bottom of the connecting cylinder, a drill bit arranged at the bottom of the first drill rod and an annular groove formed in the inner wall of the first drill rod. By arranging the drilling mechanism, the drilling machine can automatically adjust the flushing water amount during operation so as to adapt to different drilling target hardness, quick connection of the coring device and the drilling rod can be achieved, the assembling process of the coring device and the drilling rod is simplified, meanwhile, sufficient supporting force can be provided, and the situation that a rock core falls off due to insufficient force in the extraction process is prevented.

The invention discloses a plastic drainage plate hitting anti-return device and a construction method thereof. The plastic drainage plate hitting anti-return device comprises a drainage plate quick connecting mechanism and an anti-return pile tip. The quick connecting mechanism for the drainage plate comprises two clamping plates. The two clamping plates are hinged to form a scissor-shaped structure, so that a clamping part is formed at the upper end of each clamping plate, and an adjusting part is formed at the lower end of each clamping plate; the two clamping parts are used for clamping and fixing a drainage plate; a groove is formed in the top face of the anti-return pile tip, a limiting assembly is fixedly arranged in the groove and used for limiting the vertical positions of the two adjusting parts in the groove, and the closer the distance between the bottom of the clamping plate and the bottom of the groove is, the smaller the distance between the two clamping parts is. According to the invention, the quick connection of the drainage plate can be realized, the clamping force can be continuously provided, the drainage plate is prevented from being brought back when the insertion pipe of the plate insertion machine is upwards lifted back, and the construction efficiency of the drainage plate is improved.

The utility model discloses a building decoration aluminum plate installation structure which comprises a corner piece, through holes are formed in all corners of the corner piece, and external bolts or rivets and other structures penetrate through the through holes to achieve installation with an aluminum plate. The functional groove is formed in the corner piece and is communicated with the through hole; the placing groove is formed in the outer surface of the corner piece; a magnetic sheet is arranged in the placing groove and is in magnetic attraction connection with the aluminum plate; rapid connection with the aluminum plate can be achieved through the designed magnetic sheet, limiting placement can be achieved without manual supporting in the whole installation process, the designed rubber gasket can increase the damping force of connection with the aluminum plate through self deformation, and therefore the installation stability is improved, and due to the designed damping protrusions, in the installation process through bolts, the damping effect is good. Meanwhile, the installation stability can be improved, and the possibility of loosening of the bolts is reduced or even avoided, so that through the improvement, the functionality of the installation structure can be improved, and the defects of an existing structure in use are overcome.