3047results about How to "Improve disassembly efficiency" patented technology

The invention belongs to the field of electric power construction tools and in particular relates to ratchet type insulation wire clamping pincers used for high-voltage electrified wire construction. The ratchet type insulation wire clamping pincers comprise a first insulation rod and a second insulation rod. A block type chuck and a hook-like chuck are respectively arranged on top ends of the two insulation rods. The ratchet type insulation wire clamping pincers also comprise a ratchet assembly. The ratchet assembly comprises a gear part, a back support and a locking piece. A ratchet, a handle part and a pawl are arranged in the back support. The locking piece comprises a top block and a press spring. The top block is in the same direction with the unidirectional locking direction of the pawl relative to the unidirectional locking direction of the ratchet. The top block is arranged on a moving route of the handle part or the pawl. A matching surface used for matching the handle part or the pawl is arranged on the top block. The pressing force direction, relative to the matching surface, of the handle part or the pawl is opposite to the elastic restoring force direction of the press spring. The pincers is highly practical and convenient and quick to use; and high safety during working is ensured while high-efficient hot-line work is ensured.

The invention discloses a multi-fixing-bolt screwing device used for detaching an automobile tire. The device comprises a supporting transverse board. A vertical installation rod frame is arranged onthe upper end face of the supporting transverse board. A vertical lifting screw is arranged on the inner side of the installation rod frame. Two supporting drive blocks matched with the lifting screware arranged on the lifting screw. Rotary cross bars connected with rotary sleeves in a sliding mode through splines are arranged in the rotary sleeves. One end of each rotary cross bar is provided with a bolt screwing sleeve. Driven gears are further arranged on the outer side walls of the rotary sleeves. A drive motor is further arranged in the center of the end face of an installation disc. A drive gear is arranged on a main shaft of the drive motor and engaged with the multiple driven gears. The multi-fixing-bolt screwing device is simple in structure, multiple tire fixing bolts can be detached at the same time, tire detaching efficiency is improved, and the device is suitable for detaching different specifications of tire fixing bolts, wide in application range and high in practicability.

The invention relates to an automatic screw disassembling method and device based on visual positioning and torque control. The method includes the steps that a central controller controls an industrial camera through a network card, collects signals of a limiting sensor through a motion control card and controls four servo motor drivers, three motors are used for three axis position movement, and a fourth motor is used for driving a screwdriver to rotate. The industrial camera is carried by the three axis motors to move close to a target screw, a light source is turned on for photographing, the center position of the screw is recognized by adopting an image recognition method, two-dimensional coordinates of the center position are output, the three axis motors control the screwdriver to move to the center of the screw, the servo motor in a torque control mode controls the screwdriver to rotate, and the Z-axis motor synchronously cooperates to retreat so as to unscrew the screw. The automatic screw disassembling device is accurate in positioning, easy to operate, high in disassembling efficiency and capable of being used for automatically disassembling screws of various products.

The invention relates to a storage battery stand column dismounting vehicle which mainly comprises a clamping mechanism, a right front wheel, a telescopic arm, a telescopic oil cylinder, a telescopic arm barrel, a direct-current storage battery, a fire extinguisher, a left rear wheel, a cab, a hydraulic oil tank, a left front wheel, a leveling oil cylinder, a lift oil cylinder, a slave oil cylinder, a chassis, a storage battery bracket, a rear steering drive axle, a rear transmission shaft, a rear speed reduction box, a rear traveling motor, a front traveling motor, a front speed reduction box, a front transmission shaft, a front steering drive axle, a right rear wheel, an oil pump, an electric control box, an oil pump motor, a clamping oil cylinder, a rotary mechanism and a swing mechanism. According to the storage battery stand column dismounting vehicle, the dismounting efficiency is improved, the damage to a stand column in a dismounting process can be avoided, and the repair cost is reduced; a storage battery set is taken as a power source, so that the environmental pollution caused by tail gas of diesel engine vehicles is avoided and the working environment of workers is effectively improved; an electrictransmission system and a variable-frequency fixed-displacement pumphydraulic drive system are adopted, so that the counterweight link of the complete vehicle is removed and the effects of energy conservation and environmental protection in the working process are achieved.

The invention discloses an air conditioner indoor unit and an air conditioner. The air conditioner indoor unit comprises a shell, a heat exchanger and a fan assembly, and the heat exchanger and the fan assembly are located in the shell. The fan assembly is located below the heat exchanger and is detachably connected with the shell. The shell comprises a top wall, a bottom disc abutting against the top wall, a lower panel arranged opposite to the top wall, and a front panel arranged opposite to the bottom disc. The rear end of the lower panel is connected with the bottom disc in a pivoted mode, and / or the upper end of the front panel is connected with the top wall in a pivoted mode, so that the lower panel is overturned downwards and / or the front panel is overturned upwards so as to give way to a way-giving opening used for taking out the fan assembly. According to the technical scheme of the air conditioner indoor unit and the air conditioner, the disassembly and assembly efficiency of the air conditioner can be improved, and thus operation by a use can be convenient.

The invention discloses a system for replacing the bogie of a magnetic levitation vehicle, which comprises a platform car arranged below the magnetic levitation vehicle, wherein a replacement track section butted with the fixed track section of the magnetic levitation vehicle is mounted on the platform truck; when the bogie is dismounted or mounted, the platform truck drives the replacement track section to separate from or move to a position, where the replacement track section is butted with the fixed track section. By adopting the replacement system for dismounting or mounting the bogie, the process of lifting the truck body by a lifting machine is eliminated, the dismounting and mounting cost and time are reduced, and the dismounting and mounting efficiency of the bogie is improved; the bogie is moved to a position beyond the running line, a new bogie can be mounted for recovering vehicle running, so that the influence on normal running of the vehicles is reduced. The invention further discloses a method for replacing the bogie of the magnetic levitation vehicle.

The invention discloses an automatic disassembling system for a bogie bearing spring and belongs to the technical field of bogie disassembling device. The problems that in the existing bogie disassembling process, both a bearing spring and an inclined wedge block need taken out in a manual carrying mode, thus, the labor intensity is high, and the working efficiency is low are solved. The automaticdisassembling system comprises a jacking device and a clamping device; the jacking device comprises a jacking unit used for taking an inclined wedge block out, and the jacking unit is connected witha three-axis cantilever; and the clamping device comprises a clamping head for clamping the bearing spring, and the clamping head is connected with a mechanical arm.

The invention discloses automatic electrode cap disassembling and polishing all-in-one equipment which comprises two automatic electrode cap feeding devices, an automatic electrode cap disassembling and polishing device and two damping devices. The two automatic electrode cap feeding devices are respectively connected to the left side and the right side of the automatic electrode cap disassembling and polishing device through buckles, and the two damping devices are respectively fixed to the left side and the right side of the automatic electrode cap disassembling and polishing device. The automatic electrode cap disassembling and polishing all-in-one equipment integrates disassembling, replacing and polishing of electrode caps, full-automatic integration is achieved, and the disassembling and polishing efficiency of the electrode caps is improved. In addition, the automatic electrode cap disassembling and polishing all-in-one equipment is simple in structure, convenient to disassemble and maintain and stable and reliable to operate.

The invention discloses a thin-walled cone workpiece machining process and a clamp device thereof. A cone workpiece comprises a big end face and a small end face. According to the process, the clamp device is arranged for conducting the four steps of turning of a technological top, turning of a spinning technological flange edge, turning of the small end face and turning of the big end face. The clamp device comprises a first clamp mechanism and a second clamp mechanism. The first clamp mechanism comprises a conical sleeve and a conical sleeve fixing device. The conical sleeve is matched and fixed with the conical sleeve fixing device through a bolt. The second clamp mechanism comprises a mandrel, a locknut, an expansion plate, a limiting plate and a core expansion nut. The locknut and thecore expansion nut are arranged on the mandrel. The mandrel penetrates through the interior of the cone workpiece, one end of the mandrel is clamped through a clamping jaw, and the other end of the mandrel abuts against a centre. The cone workpiece is fixed axially and radially, the radial stiffness and strength and the axial stiffness and strength of the cone workpiece are greatly improved, theproblems that thin-walled cone workpieces are difficult to clamp and liable to be deformed by clamping during machining are effectively solved, and the dismounting and mounting efficiency during assembling is improved.

The invention discloses a self-balancing large-diameter bolt and a special mechanical torque wrench device for the same, wherein the bolt comprises a bolt body. The tail end of a thread of the bolt body is provided with a positioning section of a non-circular section structure, the special mechanical torque wrench device comprises a common mechanical torque wrench, and a torque crossover coupling is arranged at a power output end of the common mechanical torque wrench. The self-balancing large-diameter bolt and the special mechanical torque wrench device are applicable to petroleum, chemical engineering, large engineering machinery, traffic, electric power, aviation, bridges and the like needing large-diameter bolt connection, by means of the special design of a bolt structure, the bolt is completely balanced inside a bolt connector by the aid of torque and restoring torque in pre-tightening or loosening of the special mechanical torque wrench device without any types of counter-force supports, the pre-tightening force of the bolt is strictly ensured, the labor intensity of mounting is reduced, the efficiency of mounting or dismounting the bolt is greatly improved, and downtime of connected equipment is shortened.

The invention discloses an automatic fastener dismounting system and method based on machine vision. The working method of the system comprises the following steps that when a photoelectric sensor detects the arrival of a workpiece, the workpiece is automatically fixed by a fixing stopper; an auxiliary light source and an industrial camera are automatically triggered to obtain a workpiece image, and distance data are measured by a single-chip microcomputer and a laser distance measuring sensor; the workpiece image is transmitted to an industrial control computer through a gigabit network cable, and the type and size of a fastener on the workpiece are identified according to an image processing algorithm; data are transmitted to a mechanical arm motion controller to control a mechanical armto automatically change electric screwdriver heads; and the mechanical arm moves to the position of the fastener on the workpiece according to the coordinates of the fastener to automatically dismantle the fastener. The automatic fastener dismounting system is convenient to operate, accurate in positioning and high in intelligence and automation degree and dismounting efficiency, greatly improvesoperation safety, can be used to dismount different types of fasteners in different sizes, and has great popularization value.

The invention relates to the field of automobile parts. An automobile tire assembling and disassembling tool comprises a frame, a moving frame, a wheel clamping component, a bolt assembling and disassembling component and a jack component; the moving frame is arranged on the frame through a slide rail; the wheel clamping component comprises a chuck, a clamping motor, a driving conical gear, a driven conical gear and multiple clamping jaws; clamping jaw grooves are formed in the chuck; the chuck is connected with the moving frame; the clamping motor is arranged on the chuck; the driving conicalgear is connected with the clamping motor; the driven conical gear is arranged in the chuck; the driven conical gear is engaged with the driving conical gear; a clamping thread is arranged on the driven conical gear; the clamping jaws are arranged in the clamping jaw grooves; a threaded groove is clamped on each clamping jaw; the threaded groove is matched with the clamping thread; the bolt assembling and disassembling component is used for assembling and disassembling bolts on wheels; and the jack component is used for jacking an automobile. The automobile tire assembling and disassembling tool has the beneficial effects that the stability of the wheel assembling and disassembling process is improved, the operation is convenient and fast, and meanwhile, the assembling and disassembling efficiency is enhanced.

The invention provides a rapid anti-loosening fastening device and an assembling and using method thereof, and belongs to the field of mechanical fastening devices. The rapid anti-loosening fastening device and the assembling and using method thereof solve the problem that an existing thread fastening device is low in disassembling and assembling efficiency. The rapid anti-loosening fastening device comprises a fastening bolt and a fastening nut, wherein the fastening bolt comprises a bolt rod and a bolt head, the rod wall of the bolt rod is provided with a thread groove, a one-way tooth groove is formed in the groove bottom of the thread groove, the fastening nut comprises a thread sleeve, a baffle ring is fixed on the outer wall of the bottom end of the thread sleeve, the rapid anti-loosening fastening device further comprises an inner adjusting sleeve which sleeves the outer wall of the thread sleeve and an outer adjusting sleeve which sleeves the outer wall of the inner adjusting sleeve and the outer wall of the baffle ring, an adjusting groove is formed in the inner wall of the inner adjusting sleeve, an adjusting hole is formed in the sleeve wall of the thread sleeve, the rapid anti-loosening fastening device further comprises an adjusting rod and an adjusting pipe which sleeves the adjusting rod, the adjusting pipe is arranged in the adjusting hole in a penetrating mode, the outer end of the adjusting pipe is fixedly provided with an adjusting block which is located in the adjusting groove in a sliding mode, and a baffle pipe is fixed on the hole wall of the inner end of the adjusting hole. According to the fastening device, a structure similar to the thread fit can be realized so that fixation at any degree can be realized, moreover, disassembling and assembling are efficient, and the anti-loosening effect can be realized.

The invention discloses a bearing dismounting device. The upper end of each of two clamping plates (1) is fixed through a transverse beam (2); the opposite surfaces of the lower ends of the two clamping plates are provided with clamping bosses (1a); a fastening piece (3) is connected between the lower parts of the two clamping plates (1); a pushing rod (4) is arranged between the two clamping plates (1); the pushing rod (4) is in parallel to the clamping plates (1), and the distances from the pushing rod to the clamping plates (1) are equal; and the pushing rod (4) penetrates through the middle part of the transverse beam (2) from top to bottom, and the pushing rod (4) and the transverse beam (2) are in threaded fit. The bearing dismounting device provided by the invention has the advantages of simple structure, low cost, light weight and high generality, is easy to assembly, is not restricted by the area, not only is convenient and reliable to operate and move, but also can be used for effectively improving the bearing dismounting efficiency and simultaneously avoiding the abrasion between the bearing and an outer sleeve.

The invention discloses a light-emitting diode (LED) grid screen which comprises a hanging beam and a plurality of unit screens. The unit screens are combined to form a large screen hung under the hanging beam. Each unit screen comprises an electrical appliance box, two lateral frames arranged in a left-right mode and two modules arranged vertically. The two modules arranged vertically are connected through the electrical appliance boxes and the two lateral frames, the electrical appliance boxes are installed in the middle portion of the back sides of bottom casings of the two modules, and the two lateral frames are respectively installed on the left side and the right side of the back sides of the bottom casings of the two modules. The hanging beam comprises a plurality of main beams, a plurality of connecting beams, hanging devices and unit screen connecting devices, wherein the end portions of adjacent main beams are connected through the connecting beams. The hanging devices are fixed at the upper portions of the main beams, and the unit screen connecting device is arranged at the lower portions of the main beams, and the unit screen connecting devices are arranged at lower portions of the main beams. The LED grid screen is simple in structure, the display screen is fixedly installed in a mode that the screen is hung through the hanging beam, and the manufacture cost of a display screen fixing structure frame is remarkably reduced. The LED grid screen adopts a modular assembling mode, is high in dismantling efficiency and simple and flexible in maintenance, can save manpower and material resources and greatly meets the market demand.

The invention discloses a multifunctional dismounting and mounting device for a container semi-automatic twist lock. The device is installed on an installation disk of an industrial robot during work,through an automatic control system, the dismounting and mounting device for the semi-automatic twist lock and movement of the industrial robot can be controlled to complete automatic unlocking and dismounting or mounting and locking of the semi-automatic twist lock connected between containers, and thus the device can completely replace work of manual semi-automatic twist lock dismounting and mounting.

The invention relates to a disassembling and assembling device for parallel dual-supporting roller shaft bearings. The disassembling and assembling device comprises a base, two bearing seat disassembling and assembling handcars, and a dual-supporting roller lifting handcar, wherein the bearing seat disassembling and assembling handcars are positioned on the left side and the right side of the base; the dual-supporting roller lifting handcar is positioned at the middle positions of the base; the two bearing seat disassembling and assembling handcars are respectively a left bearing seat disassembling and assembling handcar and a right bearing seat disassembling and assembling handcar which are symmetrically arranged; the dual-supporting roller lifting handcar is positioned between the two bearing seat disassembling and assembling handcars; each of the bearing seat disassembling and assembling handcars comprises a support platform, wherein a second sliding rail is laterally arranged on the support platform. According to the disassembling and assembling device disclosed by the invention, the defects of being high in labor intensity and low in working efficiency, and easily damaging a support roller and bearing seats in the process that parallel dual-supporting rollers are artificially disassembled and assembled are overcome, the labor intensity is effectively reduced, and the disassembling efficacy and the assembling efficacy are greatly improved.

The invention provides an internal mould, a demoulding method thereof, a mould for prefabricated concrete tower sections and a production method. The internal mould provided by the invention comprises an internal formwork, both ends of the internal formwork are connected, so that the internal formwork is curved into the shape of a barrel, both ends of the internal formwork are provided with slopes, and the slopes of both ends of the internal formwork are matched with each other and form a demoulding opening. The demoulding method of the internal mould provided by the invention includes the following step: one end, which is located inside the demoulding opening, of the internal formwork is moved simultaneously along the radial direction and tangent direction of the internal mould to get close to the center of the internal mould and extend into the space in the internal formwork. The internal mould provided by the invention can be used for casting a whole ring, the overall elastic deformation of the internal formwork can be conveniently utilized to implement the demoulding and restoration of the internal mould, and a great deal of welding work can be reduced.

The invention discloses an LED display screen structure capable of assembling and disassembling a display module from the front surface, and an assembling and disassembling method. The method comprises the following steps that the whole screen consists of a plurality of LED display modules, a bottom supporting framework, an assembling and disassembling electric controller and an electromagnetic suction plate; the single LED display module is fixed in the corresponding unit grid of the bottom supporting framework through a pin plugging mechanism controlled by an electromagnet; pin insertion hole seats are connected to a U-shaped sliding sheet capable of sliding along a supporting rim, and the whole LED display screen is flatly seamless by adjusting and fixing the proper positions of all the pin insertion hole seats; the assembling and disassembling electric controller can control the pin insertion mechanisms controlled by all the electromagnets of the corresponding LED display modules to be opened and closed through an inner processor, so that local decomposition or combination of the LED display screen is realized; a magnetic metal plate is arranged at the back part of each LED display module, and a high-power electromagnet is arranged in an electromagnetic suction plate; after electrification, the electromagnetic suction plates are arranged on the front surfaces of the decomposed LED display modules to realize assembling and disassembling under the electromagnetic suction force on the metal plates.

The invention discloses a winding device for cable production. The winding device comprises a winding device body, a cable recovery roller and a movable mounting plate; a plurality of first connectingrods are arranged at the upper end of the inner side of the winding device body, a first rotating motor is arranged on one side of each first connecting rod, and a second rotating shaft is arranged on each of the two sides of each first rotating motor; the surface of each second rotating shaft is provided with a winding roller shaft, a plurality of first sliding rails are arranged on the surfacesof the two sides of the winding device body respectively, and a plurality of limiting blocks are arranged on the surfaces of the first sliding rails; and a first sliding block is arranged on one sideof each limiting block, the movable mounting plate is arranged on one side of each first sliding block, and a plurality of connecting blocks are arranged at the upper end of the movable mounting plate. According to the winding device for the cable production, the cable recovery roller is arranged, when the winding is completed, a holding handle is held, the winding device is pulled away under theaction of a third connecting rod and universal wheels to be unloaded, then an empty device is substituted for continuous winding, and switching of the winding devices can be rapidly carried out.

The invention discloses a BGA (Ball Grid Array) component repairing method and fixture for overcoming the defect of lower repairing efficiency of the traditional repairing method and the traditional repairing fixture. In order to realize the purpose, the invention discloses the BGA component repairing fixture which comprises a repairing chassis and an upper repairing cover, wherein the repairing chassis and the upper repairing cover can be fitted vertically to form a whole for packaging a PCB (Printed Circuit Board) inside, a hollow window is arranged on the upper repairing cover and fitted to a BGA component to be repaired on the PCB, and the BGA component is exposed from the hollow window. The BGA component repairing fixture can realize the disassembly repairing of a plurality of BGA components in one reflow soldering process, and prevents thermal impaction of the reflow soldering to the PCB from causing damage on the PCB, thereby greatly increasing repairing efficiency of the BGA component and ensuring repairing quality of the BGA component.

There is provided a fixing bracket for installing side airbag in motor vehicle. The bracket fixes a path such that a connection strap connecting the side airbag to the bracket is secured to an A-pillar and removes any interference when the side airbag is assembled, to make it easy to assemble the side airbag in a manufacturing site. The bracket has a through aperture through which a bolt is fastened, and a mounting plate secures the side airbag to the vehicle. Protrusions are each formed on each of both side ends of the bracket, and a bracket clip is installed on the external surface of the bracket. The bracket clip comprises: a bending part formed in the middle of the bracket clip; a plurality of support plates formed at either side of the bending part; and through apertures formed on the support plates, corresponding to the through aperture of the bracket. In the invention, the path of the connection strap connecting the side airbag to the bracket is fixed by the bracket, and there is no interference when the bracket is assembled to install the side airbag in the A-pillar. Therefore, the assembling efficiency is improved, time is saved, and productivity is improved in the manufacturing site.

The invention provides a quick liquid bag disassembling and assembling structure and a disassembling and assembling method, belongs to the field of food transportation devices, and solves the problemthat an existing liquid food transport cart is inconvenient to disassemble and assemble a liquid bag. The quick liquid bag disassembling and assembling structure comprises a charge and discharge barrel and a liner, and also comprises an inner sleeve and an outer sleeve fixed to the inner and outer sides of the liner; an outer supporting ring and an inner supporting ring are fixed to the bottom ends of the outer sleeve and the inner sleeve; the quick liquid bag disassembling and assembling structure also comprises a lock sleeve, wherein a lower connecting groove is formed in the inner wall of the outer sleeve; an upper connecting groove is formed in the outer wall of the lock sleeve; a lock hole is formed in the wall of the lower connecting groove; throated inner port wall and outer port wall are arranged on the hole walls at two ends of the lock hole; a lock ball is embedded into the lock hole; the end surfaces of two ends of the lock ball are provided with spherical inner lock face and outer lock face; a guide lock slot is formed in the inner wall of the charge and discharge barrel; a positioning lock slot is formed in the wall of the top end of the guide lock slot; a chute is formed in the outer wall of the lock sleeve; and a slide ring is fixed to the inner wall of the charge and discharge barrel; the quick liquid bag disassembling and assembling structure also comprises a seal cover covering the top of the charge and discharge barrel, and the seal cover leans against the top end of the lock sleeve. According to the disassembling and assembling structure, a charge and discharge port can be quickly disassembled and assembled.

The invention provides a liquid bag quick disassembling structure and assembling and disassembling methods, belongs to the field of food transport devices, and solves the problem of inconvenience in disassembly and assembly of liquid bags in the existing liquid food transport vehicles. The liquid bag quick disassembling structure comprises a compartment provided with a feeding-discharging cylinder, and further comprises a liquid bag provided with a feeding-discharging port. A bushing is fixed to the feeding-discharging port. The feeding-discharging cylinder is provided with a first marble mechanism and a second marble mechanism. The liquid bag quick disassembling structure further comprises a locking sleeve which sleeves the feeding-discharging cylinder. The inner wall of the locking sleeve is provided with a first external locking groove and a second external locking groove. The liquid bag quick disassembling structure further comprises a first limit sleeve which is screwed on the inner wall of the top end of the feeding-discharging cylinder. The outer wall of the first limit sleeve is provided with a spring groove. The liquid bag quick disassembling structure further comprises asecond limit sleeve which sleeves the spring groove and a compression spring which sleeves the spring groove. The liquid bag quick disassembling structure further comprises an inner sleeve and an outer sleeve which are clamped on the both sides of the bushing. The outer wall of the outer sleeve is provided with an inner locking groove. The outer wall and the inner wall of the feeding-discharging cylinder are provided with an outer limit ring and an inner limit ring. The inner wall of the locking sleeve is provided with an outer limit groove. The outer wall of the outer sleeve is provided withan inner limit groove. The liquid bag quick disassembling structure is efficient in disassembly and assembly.

A demounting system comprises an automatic assembly line, a sliding rod, a controller, a rotating mechanism, multiple manipulators and multiple demounting mechanism. The automatic assembly line comprises a workbench, a transmission mechanism and a clamping mechanism, the workbench is positioned below the sliding rod, the transmission mechanism is arranged on the workbench, the clamping mechanism is arranged on the transmission mechanism, the rotating mechanism is mounted on the sliding rod and connected with a hanging tool, and is in same-speed moving with the transmission mechanism, the manipulators are arranged closely to the workbench at intervals, a sensor is mounted on each manipulator, and the controller is electrically connected with the transmission mechanism, the rotating mechanism, the sensors, the manipulators and the demounting mechanism. The sensor of one of the manipulators senses the hanging tool and transmits sensing information to the controller, the controller controls the manipulator and the transmission mechanism to move at a same speed, controls the demounting mechanism to demount a workpiece and controls the rotating mechanism to rotate the hanging tool to enable a workpiece in another direction on the hanging tool to face a next manipulator. The demounting system has the advantage of high demounting efficiency.

The invention discloses a multipurpose combined flexible floating breakwater. Each water surface wave absorbing structure comprises a rubber floating barrel, a bearing mooring rope penetrating througha center hole of the rubber floating barrel, movable shackles connected to the two ends of the bearing mooring rope, and anti-sliding devices which are arranged at the two ends of the rubber floatingbarrel and prevent the rubber floating barrel from randomly sliding on the bearing mooring rope. A connecting structure comprises cross pull rings and connecting anchor chains. The cross pull rings are used for connection between the adjacent water surface wave absorbing structures in the same row, and the connecting anchor chains with the two ends connected with the movable shackles are used forconnection between the adjacent water surface wave absorbing structures in different rows. The mooring aim is achieved through a mooring system. According to the multipurpose combined flexible floating breakwater, by adopting the inflatable water injection rubber floating barrels, air and seawater are adopted as a working medium, and the weight and manufacturing cost of the floating breakwater are reduced; after work is finished, the air and the seawater in the rubber floating barrels are discharged, the rubber floating barrels are folded, the size is reduced, and transportation is convenient; in the connecting structure and the mooring system, the movable shackles are used for connection, and the mounting and demounting efficiency of the breakwater is improved.

The invention discloses an indoor LED ceiling lamp, which comprises a lamp holder arranged on the roof and an LED ceiling lamp body matched and connected with the lamp holder; A first lock chute is arranged above the engaging groove, and a first gear groove communicating with the first lock chute is arranged in the middle of the top wall of the engaging groove. The overall structure of the present invention is simple, and the LED ceiling lamp The body is fixed, safe and stable. While locking the LED ceiling light body, power on the LED ceiling light body, and unlock the LED ceiling light body while powering off the LED ceiling light body. The whole operation is controlled by a driving motor Completed, saving time and labor, greatly increasing the installation and disassembly efficiency of the LED ceiling lamp body, effectively avoiding electric shock accidents during the installation and removal of the LED ceiling lamp body, and ensuring people's life safety.