50results about How to "Easy to disassemble, repair and replace" patented technology

The invention relates to an energy-dissipation self-resetting beam and column joint connection device of a steel structure. The device comprises a steel frame column, a short cantilever beam just connected to one side of the steel frame column and a connecting beam spliced at the other end of the short cantilever beam, wherein the flange and web splices of the connecting beam and the short cantilever beam are connected through energy dissipation connection components, and a U-shaped steel damper is arranged on the inner side of the flange splice of the connecting beam and the short cantileverbeam; a group of anchor plates is respectively arranged at the symmetrical positions of the two sides of a web of the connecting beam; and the steel frame column is connected with the upper side and the lower side of each anchor plate through prestressed steel bars arranged in a horizontal direction. The U-shaped steel damper dissipates energy at the splices of the short cantilever beam and the connecting beam to ensure that the beam and column bodies keep the elasticity from being broken. Moreover, the structure is simple, most of the structure is bolted, the modularity degree is high, disassembly, replacement and repair are easy, the construction is convenient, and the device conforms to the development trend of the construction industry. Meanwhile, the prestressed steel bars can provideself-restoring force and have an ideal self-resetting effect.

The invention discloses a LED lamp unit and a system; the LED lamp unit comprises a lampshade, a terminal structure, a PCB board, at least a LED arranged on the PCB board and at least a connecting unit; the PCB board is directly fixed in the lampshade; the terminal structure includes that: the end part of the PCB board is provided with a male terminal or a female terminal; ends of the connecting units are provided with the corresponding terminals; the connecting units are fixedly connected with the PCB board through at least a pair of the male terminal and the female terminal; the connecting units are respectively provided with connecting parts which are used for realizing the connection of the LED lamp units. The LED lamp system is composed of at least two LED lamp units. The LED lamp unit and the system have the advantages of simple structure, stable connection, uneasy open circuit, flexible connection and good protective effect.

The invention discloses a spring type self-resetting beam column joint. The spring type self-resetting beam column joint comprises a steel frame column, a cantilever short beam, a connecting beam, an energy consumption damper, a connecting device and a restoring device. One end of the cantilever short beam is welded with the steel frame column, and the other end of the cantilever short beam is connected with the connecting beam through a connecting device; transverse stiffening rib plates and longitudinal stiffening rib plates are arranged on webs of the cantilever short beam and webs of the connecting beam, recovery devices are arranged between the transverse stiffening rib plates and the cantilever short beam, and energy dissipation dampers, the transverse stiffening rib plates, the longitudinal stiffening rib plates and the recovery devices are arranged on the front side and the rear side of the cantilever short beam and the front side and the rear side of the connecting beam. The energy dissipation dampers comprise upper connecting plates, lower connecting plates and mild steel energy dissipation steel sheets, via holes are formed in the inner sides of the upper connecting plates, a plurality of grooves are formed in the lower surfaces of the upper connecting plates and the upper surface of a transverse plate of the lower connecting plate, and the multiple mild steel energy dissipation steel sheets are inserted into the grooves. The steel structure is high in energy dissipation performance and self-resetting capacity, and connecting parts are convenient to disassemble and repair.

The invention discloses a solar street lamp for road lighting. The solar street lamp comprises a base, and a lead screw is vertically installed in the center of the top of the base through a bearing.The bottom of the outer wall of the lead screw is sleeved with a buffer mechanism. The top of the outer wall of the lead screw is sleeved with a driving block. Connecting rods are symmetrically mounted at the left end and the right end of the driving block; a lampshade is mounted at the bottoms of the connecting rods; a lamp body is installed at the end, away from the connecting rods, of the lampshade. A mounting base is mounted at the top of the lead screw; a GPS positioner is mounted at the left end of an inner cavity of the mounting base; a single-chip microcomputer is mounted at the rightend of an inner cavity of the mounting base; the transmission mechanism is adopted to drive the lead screw to rotate; the lead screw is adopted to enable a driving block to drive the connecting rods to slide up and down, so that the height of a lamp body is conveniently adjusted, a reserved block is conveniently taken out of the inner cavity of a reserved groove when the lamp body is damaged or breaks down, disassembly and replacement are convenient, the practicability of the street lamp is improved, and inconvenience brought to workers due to manual climbing is avoided.

The invention provides an offshore floating photovoltaic system and a construction method thereof. The offshore floating photovoltaic system comprises a floating pipe support system which comprises afloating pipe support and a floating box, wherein a set of fixed pulleys and a set of mooring piers are fixed to the two ends of the floating pipe support respectively; an anchoring and mooring systemwhich comprises an anchoring pile, a rope and a saddle weight, wherein the saddle weight is fixed to one end of the rope, and the other end of the rope bypasses the fixed pulleys to be fixed to the anchoring pile; a floating type mooring system which comprises mooring piles and floating type mooring piers, wherein the floating type mooring piers are nested in the mooring piles, and the floating type mooring piers are connected with the mooring piers through ropes; and a photovoltaic system which comprises a plurality of groups of folding photovoltaic panels, wherein the inclination angles ofthe folding photovoltaic panels can be automatically adjusted to face sunlight. According to the present invention, the problems of singleness of offshore wind power generation and insufficient resource development and utilization are solved, and the overall benefit of offshore power generation is improved.

The invention discloses an intelligent multi-functional multi-range digital display pressure gauge, and belongs to the field of pressure gauges. The intelligent multi-functional multi-range digital display pressure gauge includes a core probe, a protective fixing structure is fixedly installed on outside the core probe, and a circuit board is fixedly installed on the left side of the protective fixing structure. The processed signals are correspondingly transmitted to a liquid crystal display gauge head and transmitted into a storage module for storage, subsequent retrieval and observation areconvenient, signals at the output end of a chip are displayed in recognizable and readable states through the liquid crystal display gauge head, and parameters and pressure index units and numbers are displayed in a matching mode, so that users can use and observe conveniently; and by designing a chip program, the intelligent multi-functional multi-range digital display pressure gauge is arrangedto meet the requirements of different application scenarios and different ranges, so that the measurement range of the pressure gauge can be adjusted as needed so as to meet the needs of different scenarios, and the use range of the pressure gauge is expanded.

The invention discloses a viaduct bridge pavement edge vehicle anti-impact drainage protection structure. The protection structure comprises a bridge deck edge, a positioning strip, fixing blocks andan outer cylinder, wherein the positioning strip and the fixing blocks are installed in the middle and at the top of the bridge deck edge through bolts correspondingly, rubber pipes are fixedly connected between the outer walls of the fixing blocks, the ends of the rubber pipes and the positioning strip are fixed through pins, rubber balloon films are arranged on the outer walls of the rubber pipes, fixing bases are fixed to the positioning strip in an embedded mode, balls are installed in the centers of the tops of the fixing bases in an embedded mode, and connecting pieces are fixed to the bottoms of the fixing blocks and the tops of the balls through bolts. According to the viaduct bridge pavement edge vehicle anti-impact drainage protection structure, overall disassembling, maintenanceand replacement of the structure are facilitated, the replacement convenience and efficiency are improved, the hindering influence of maintenance on traffic transportation is reduced, meanwhile, impact external force loads can be effectively weakened in a multiple mode, and the protection effect on bridges and vehicles is achieved.

The invention discloses a projector convenient to calibrate a projection position and good in stability. The projector comprises a projector body, lifting mechanisms, a fixing mechanism and an air passage. A bottom plate is fixed with the lower surface of the projector body through bolts. A rotating rod is mounted below the middle position of the bottom plate. A supporting plate is arranged on theouter side of the rotating rod. A rotating mechanism is mounted below the rotating rod. The lifting mechanisms are installed at the four corners of the outer edge of the supporting plate correspondingly. A mounting box is connected below the lifting mechanisms. The fixing mechanism is connected with the lower portion of the mounting box. A lifting motor is mounted in the mounting box. A transverse plate is fixed on the outer surface of the inner side of the mounting box. An air pipe is mounted on the lower surface of the transverse plate. A micro air pump is fixed on the middle of the upper surface of the transverse plate, and a connecting pipe is mounted at the joint of the micro air pump and the air pipe. According to the invention, the accuracy of adjusting the calibration projection position of the projector is improved, and the projector is adsorbed on a desktop through negative pressure, thereby facilitating the improvement of the fixing stability of the projector.

The invention discloses a cable arrangement type cable jigger convenient to quickly assemble, and an assembling method thereof. The cable jigger comprises a frame, a connecting mechanism, a clamping and embedding mechanism, a stabilizing mechanism and a cable arrangement mechanism, a holding rod is installed at the left end of the frame, the connecting mechanism for quickly installing a cable winding assembly is installed at the right end of the holding rod, a clamping and embedding mechanism for reinforcing the cable winding assembly is installed on the right side of the connecting mechanism, and the stabilizing mechanism for independently installing the wire arrangement assembly is installed on the upper side of the rear end of the vehicle frame. The components of the cable jigger are independently and efficiently mounted through the connecting mechanism, the clamping and embedding mechanism and the stabilizing mechanism, subsequent independent disassembly, cleaning or replacement is facilitated, the cable is efficiently arranged and wound in the cable winding process through the cable arrangement mechanism, and the using effect of the cable jigger is improved.

The invention discloses an assembled multifunctional tea table for a household indoor living room and relates to the technical field of assembled furniture. The assembled multifunctional tea table includes four supporting legs; the upper surfaces of the supporting legs are fixedly connected with a tea table body through a clamping mechanism; the clamping mechanisms include pressing blocks, slidinggrooves, ejecting blocks, mounting springs and the supporting legs; the side wall of the tea table body is provided with the sliding grooves matched with the supporting legs in number; the pressing blocks are slidably connected to the insides of the sliding grooves; one end of each of the pressing blocks extends out of the sliding grooves and is fixedly connected with pressing plates; a telescopic spring is connected between each of the pressing plates and the side wall of the tea table body; one end of each of the supporting legs extends into the inner wall of the tea table body; mounting grooves are formed in the side walls of the supporting legs; the ejecting blocks are slidably connected to the insides of the mounting grooves; one end of each of the ejecting blocks extends into the sliding grooves and is slidably connected with the sliding grooves; mounting springs are arranged on the side walls of the mounting grooves; and leveling mechanisms are arranged on the lower surfaces ofthe supporting legs. The problem that the supporting legs of an existing tea table are difficult to disassemble and replace is solved.

The invention discloses a civil engineering concrete viscosity detection device convenient to clean and maintain. The device comprises a fixed clamping groove mounted on a base, the fixed clamping groove is fixedly mounted above the base, the fixed clamping groove is perpendicular to the base, a movable clamping groove is formed in the right side of the fixed clamping groove, a storage box is installed in the fixed clamping groove, the movable clamping groove is formed in the upper portion of the base, a storage box and a funnel are installed in the movable clamping groove, the funnel is installed on the upper portion of the base, the funnel is located over the storage box, and the width of a discharging opening in the lower end of the funnel is smaller than the width of the interior of the storage box. According to the civil engineering concrete viscosity detection device convenient to clean and maintain, the two storage boxes are arranged, the two storage boxes are spliced with each other, concrete is placed in the storage boxes, meanwhile, a sealing ring prevents the concrete from leaking, then viscosity detection is carried out, and after detection is completed, a plug pin is pulled out, and the storage boxes are taken down, so that cleaning is convenient.

The invention discloses a sheet inserting mechanism and a groove position structure for the sheet inserting mechanism. The sheet inserting mechanism comprises a working table plate and a tape conveying plate, wherein a supporting rod is fixedly mounted on one side of the top end of the working table plate; a limiting lantern ring is welded to the upper end of the supporting rod; a pressing rod is sleeved with the limiting lantern ring; a glue pressing block is fixedly mounted at the bottom end of the pressing rod; the side, away from the supporting rod, of the tape conveying plate is provided with a sheet inserting groove seat; the sheet inserting groove seat is fixedly connected with the working table plate; one side of the top end of the sheet inserting groove seat is provided with a sliding groove; the sliding groove and the tape conveying plate are arranged in a mutually perpendicular mode; and the groove position structure of the sliding groove is a detachable structure. The sheet inserting mechanism is novel in structure, the problem that the sheet inserting working efficiency is low since a large amount of manpower and working hours are wasted by the sheet inserting mechanism of an existing sheet inserting machine is effectively solved, and the groove position structure is lifted to facilitate cleaning, dismounting, mounting, repairing and replacement.

The invention discloses a stable lifting cantilever crane stand column. The stable lifting cantilever crane stand column comprises a base, fixed plates are fixedly mounted on the four corners of the base, stable movable plates are fixedly mounted in the fixed plates, fixing mechanisms are mounted at one ends of the stable movable plates, each fixing mechanism comprises a fastening screw, a first thread hole, a buffer spring, a fixed block, a limiting cap, an anti-sliding damping gasket, a sliding rod, a limiting plate and a fixed groove, through elastic buffer effects of the buffer springs, vibration of a lifting motor during work can be effectively reduced, use stability of a crane can be improved, handles on the top ends of the fastening screws are rotated to enable the anti-sliding damping gaskets to be stabilized on the ground, a worker can conveniently carry out operation use, work efficiency of the user can be improved, meanwhile, the limiting plates are mounted and placed on thelower surfaces of the fixed blocks through bolts, mounting, fixing, dismounting, maintaining and replacing of the buffer springs and the anti-sliding damping gaskets are facilitated, and the maintaining efficiency of the worker can be improved.

The invention relates to the technical field of navigation, and relates to a computer AR navigation device. Comprising an AR navigation equipment body, a fixing mechanism, a rotating rod and a telescopic early warning device, rotary connecting pieces are arranged on the back, close to the top and the bottom, of the AR navigation equipment body, and a rotary connecting piece is arranged at the bottom of the telescopic early warning device; a rotating connecting piece arranged at the bottom of the telescopic early warning device is connected with a rotating connecting piece arranged at the bottom of the back of the AR navigation equipment body through a rotating rod; the telescopic early warning device is connected with a rotary connecting piece arranged at the top of the back of the AR navigation equipment body; the fixing mechanism is connected with the back of the telescopic early warning device. And when an accident danger occurs, an early warning prompt is provided for a user through the early warning mechanism. The AR navigation equipment body is detachably connected with the telescopic early warning mechanism, so that the AR navigation equipment body can be conveniently detached, replaced and repaired. And when a fault occurs in the telescopic early warning device, a buzzer gives an alarm to remind checking, so that the practicability of the computer AR navigation device is improved.

The invention discloses a poultry breeding feces treatment device comprising a treatment box; the right side wall of the treatment tank is provided with a servo motor; a packing auger connected to theoutput end of the servo motor extends into a stirring tank; a first pipeline is communicated with a water tank; an inner cavity of a receiving tank is provided with a water collecting plate; the front of the water collecting plate is connected with a first flange plate by a third pipeline; the first flange plate extends out of a round open hole in the middle of the left side of the receiving tank; the rear of the water collecting plate is provided with a plurality of groups of spray heads; and a second flange plate at the tail end of a water distribution pipe is connected to the first flangeplate. According to the poultry breeding feces treatment device, it is convenient to combine and mount the water distribution pipe, the receiving tank and the water collecting plate, and it is convenient to realize later disassembly, maintenance and replacement; water sprayed from the spray heads can be converged with feces in the receiving tank, so that the feces are effectively prevented form being blocked in the receiving tank; and due to the work of the servo motor, the packing auger is driven to stir and dredge water and the feces in the stirring tank, so that the water and the feces aresufficiently mixed, and it is convenient to realize the later centralized treatment of the feces.

The invention provides a pressing board type kitchen and bath sewer switch and a sewer device. The pressing board type kitchen and bath sewer switch comprises a switch box body and a rotary pressing board. A front-back position control mechanism is arranged in the switch box body. The sewer switch further comprises a reset mechanism. The front-back position control mechanism provides a front stayposition and a back stay position so that a front-back movement assembly can stay at the two different front and back positions and move between the front stay position and the back stay position to push and pull a connecting part with the aid of the external force input to the pressing board and the energy storage and release of a reset spring. The sewer switch is suitable for foot stepping operation and also suitable for being operated like a common frequent-used wall electrical switch, users have more options, and the switch can be flexibly installed in any places where operation is easy without limit and can be more easily installed in a modularized mode and can be used for wash basins, sinks, mop pools, bathtubs and other kitchen and bath products.

The invention discloses a plastic film manufacturing mixing and melting device capable of smashing and removing impurities through magnetic separation, which comprises a melting bin, the top of the melting bin is fixedly provided with a treatment bin through bolts, and the top of the treatment bin is fixedly connected with a top cover through a spring lock catch in a sealing manner; the partition plate is fixedly mounted in the middle of the treatment bin, openings of through hole structures are formed in the upper side and the lower side of the interior of the partition plate, and supporting rollers are rotationally mounted on the inner sides of the openings; wherein a crawler belt is arranged on the outer side of the supporting roller, a second shaft rod and a first shaft rod which are located on the outer side of the partition plate are further arranged on the inner side of the crawler belt, the first shaft rod is rotationally connected to the middle of the top cover, and a first smashing blade or a second smashing blade is installed on the outer side of the first shaft rod. The plastic film manufacturing mixing and melting device capable of smashing and removing impurities through magnetic separation is convenient to disassemble and assemble, overhaul, replace and use, smashing and screening are convenient, and the production efficiency and quality of films are improved.