385results about How to "Improve connection efficiency" patented technology

The invention belongs to the field of optical communication, and particularly discloses a hollow-core optical fiber connector and a manufacturing method thereof.The connector comprises a connecting piece, the connecting piece is fixedly installed at the end of a hollow-core optical fiber body, and an insertion hole for the hollow-core optical fiber body to penetrate through is formed in the connecting piece; and the plugging structure is arranged at one end of the connecting piece to physically plug the central channel of the hollow-core optical fiber body, and the plugging structure can allow optical signals transmitted in the central channel to pass through. Based on the structural design of the hollow-core optical fiber connector, butt joint of the two hollow-core optical fibers can be achieved by butt joint of the plugging structures on the two hollow-core optical fiber connectors, it is guaranteed that optical signals are transmitted in the two hollow-core optical fiber bodies, no special equipment needs to be adopted for fusion welding, the connection mode is simpler and more convenient, and the cost is lower. Meanwhile, due to the design of the plugging structure, the problem that water vapor and impurities enter the central channel of the hollow-core optical fiber body to affect optical signal transmission can be effectively avoided.

The invention discloses a pipeline external aligning device capable of carrying a welding device and a using method of the pipeline external aligning device. The pipeline external aligning device comprises a frame body capable of being opened and closed, a first fixing disc, a second fixing disc and a guide rail, wherein the first fixing disc and the second fixing disc are arranged in the frame body, and the guide rail is arranged on the end face of the second fixing disc. A plurality of pressing rod assemblies are slidably arranged on the circumferences of the inner walls of the first fixing disc and the second fixing disc, and a plurality of pressing disc assemblies are arranged on the side walls. The pressure plate assembly comprises a pressure plate, a plurality of wedge blocks arranged on the pressure plate, and a pressure plate oil cylinder arranged on the pressure plate; the wedge block abuts against the pressing rod assembly, the pressing rod assembly can be connected with a pipeline to be aligned in a sleeved mode, the pressing disc oil cylinder stretches out and draws back, the wedge block is driven to move in the axial direction of the pipeline outer aligning device, the pressing rod assembly is driven to move in the radial direction of the pipeline outer aligning device, and misalignment adjustment is conducted on the pipeline to be aligned. And the guide rail is used for carrying a welding device so as to weld the pipeline subjected to misalignment adjustment, and accurate opening alignment and efficient automatic welding of the pipeline can be achieved.

The invention relates to the technical field of data communication, in particular to an audio synchronization method, an audio synchronization device, electronic equipment and a computer readable storage medium. The invention provides an audio synchronization method, which is applied to a first earphone in a broadcast audio synchronization state with sound source equipment, and comprises the following steps: determining first audio synchronization information for performing broadcast audio synchronization with the sound source equipment; determining target synchronization information based on a target clock through the first audio synchronization information based on the audio synchronization connection with the second earphone; and sending the target synchronization information to a second earphone, so that the second earphone determines second audio synchronization information to be subjected to broadcast audio synchronization with the sound source equipment based on the target synchronization information, and synchronizes with the broadcast audio of the sound source equipment through the second audio synchronization information. Therefore, the connection efficiency of the second earphone can be improved, the delay is reduced, the power consumption of the second earphone caused by invalid scanning is saved, and the aim of synchronously playing the broadcast audio can be quickly realized.

The invention provides an automatic generation method, a model training method and device, equipment, a medium and a product, and relates to the field of emergency management. The automatic generation method comprises the following steps: setting a communication mode, and inputting a shot picture of target equipment into a preset automatic generation networking scheme model to obtain an equipment number, an equipment name, an equipment type and at least one networking scheme which are output by the automatic generation networking scheme model and correspond to the target equipment; obtaining a target communication link according to the link resource and the bandwidth; obtaining a network topological graph corresponding to each networking scheme according to the device number, the device name, the device type, the at least one networking scheme and the target communication link; and according to the at least one network topological graph, obtaining a communication network graph so as to connect the target device according to the communication network graph. The communication network diagram is obtained through the method, and the target equipment is connected according to the communication network diagram, so that the efficiency of connecting the field communication equipment is improved.

The invention discloses a high-rise concrete module which comprises a bottom plate, a top plate and a pair of side plates, the bottom plate, the top plate and the pair of side plates form a cuboid structure with two open ends, one side plate is a wall shell, and the two ends of the wall shell in the length direction form edge constraint component parts. A staggered connecting structure is arranged at the bottom of the edge restraining component part, a positioning structure corresponding to the staggered connecting structure of an adjacent module is arranged at the top of the edge restraining component part, a plurality of vertical key grooves are formed in the outer side of the wall shell at intervals in the length direction, and connecting pieces are arranged in the vertical key grooves. The invention further discloses a construction method of the high-rise concrete module connecting structure. According to the invention, the connection number of the vertical steel bars is reduced, traditional sleeve grouting connection and corrugated pipe slurry anchor lap joint connection are avoided, the field installation efficiency can be obviously improved, and the engineering quality risk is reduced.

The invention discloses a low-voltage circuit cable convenient and quick to connect, which relates to the technical field of low-voltage cables, and comprises a first low-voltage circuit cable body which is arranged at the left side end of an outer protection connecting end, forms circuit connection with a second low-voltage circuit cable body through the outer protection connecting end, and is used for forming a complete closed electrical circuit, under the cooperation of the magnetic connection end and the magnetic fixing end, the whole cable butt joint operation is realized, the connection process is greatly simplified, the skill requirement on operators is reduced, the mechanical stability in the connection process is ensured, the cable is prevented from being accidentally broken, the stability of internal electrical connection is also ensured, and the service life of the cable is prolonged. According to the low-voltage circuit cable connection system, the power or signal transmission is ensured not to be interfered, the viability of the whole low-voltage circuit cable connection system in a severe environment is improved, the electrical performance of cable connection is improved under the cooperation of the distance adjusting control assembly, and the potential safety hazards of heating, electric energy loss and the like caused by the increase of contact resistance are 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 utility model provides a high-capacity mobile energy storage power distribution vehicle which comprises a second-class chassis, a mute type compartment is arranged on the second-class chassis, and the mute type compartment is sequentially provided with a fire-fighting cabin, a battery cabin, an equipment cabin and a cable cabin. A battery cabinet is arranged in the battery compartment, a battery pack is placed on the battery cabinet, an electric control cabinet, a charging pile and a charging gun are arranged in the equipment compartment, and the charging pile is electrically connected with the battery pack and used for charging an electric vehicle; a power input cabin is arranged on the right skirt edge of the second-class chassis and provided with a mains supply connector. The energy storage power distribution vehicle has the characteristics of millisecond-level access, zero flicker of power supply, silence, environmental protection, flexibility, large energy storage capacity and the like, when accidents such as power failure occur, the energy storage power distribution vehicle can respond in millisecond and timely supply power to the outside in emergency, the charging pile is arranged, the liquid cooling over-charging and quick charging functions can be realized by the charging pile, and emergency guarantee is provided for the electric vehicle.

The invention belongs to the technical field of automobile roof production, and particularly relates to an automatic cutting and feeding device for automobile roof production, which comprises a rack, a plurality of transmission rollers are arranged on the rack, a base is fixedly connected to one side of the rack, a mechanical arm is arranged on the base, a laser cutting head is arranged at the end part of the mechanical arm, and the laser cutting head is connected with the transmission rollers. The rack is further provided with a lifting and placing mechanism used for stacking the cut automobile roofs. According to the automobile ceiling feeding device, a plurality of cut automobile ceilings can be in a stacked state firstly through the lifting and placing mechanism, then feeding is conducted, the multiple automobile ceilings can reach the follow-up machining procedures at the same time, and then the follow-up machining efficiency of the automobile ceilings and the connection efficiency between the procedures are improved.

The invention relates to the technical field of molecular optoelectronic devices, and particularly discloses a tunable polarization photon source based on perovskite quantum dots and a preparation method thereof, and the method comprises the following steps: transferring a graphene-PMMA structure to the surface of a silicon wafer, and marking a pattern; manufacturing an outer lead electrode on the graphene according to the pattern; manufacturing a graphene electrode pair; and preparing chiral molecules with adjustable chirality: condensing the chiral molecules and graphene electrode amide, then adding a perovskite quantum dot precursor solution for reaction, and assembling quantum dots between the graphene electrode pairs in situ to obtain the tunable polarized photon source. According to the graphene electrode single-molecule device based on the dotted line etching method, a circularly polarized photon source is constructed, and quantum dots with high quality and controllable morphology are constructed by connecting chiral molecules to the edge of a graphene electrode and introducing chiral sites to assemble the quantum dots in situ; the molecular connection success rate is greatly improved; meanwhile, the molecular connection period is shortened.

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 discloses a pipe connecting device which comprises a first connector and a second connector, and the second connector is coaxially connected with the first connector in an inserted mode. The first connector and the second connector are each provided with an inserting pipe used for being connected with an external pipeline. A hot melting assembly is arranged on each inserting pipe, and meanwhile a sealing assembly and a hot melting assembly are further arranged in a connecting area of the first connector and the second connector; compared with the prior art, the quick hot melting connection of the inserting area can be achieved through the hot melting assembly, and the connection efficiency of the pipeline can be improved; meanwhile, compared with a traditional gluing mode, melting and mixing of materials of the pipeline and the connecting device are achieved through hot melting connection, the connecting strength between the connecting device and the external pipeline is improved as much as possible, and water seepage of the connector is prevented advantageously; and meanwhile, the end of the external pipeline is separated from water flow in an inner inserting connection mode, the isolation and protection effect on the end area is further improved, and water seepage is avoided.

The invention relates to a shield segment socket type connecting structure and a construction method. A standard segment system comprises standard blocks, and the multiple standard blocks are spliced through a segment self-locking system; the adjacent segment systems are assembled at the two ends of the standard segment system through the segment self-locking systems, and the capping segment system is installed between the two adjacent segment systems. The adjacent single-ring pipe pieces are spliced through the pipe piece self-locking system in the longitudinal direction. The duct piece self-locking system has the beneficial effects that the duct piece self-locking system adopts the socket type connecting structure to connect the duct pieces, a traditional bolt connecting mode is replaced, the connecting mode is high in construction speed and easy and convenient to operate, external tools are not needed, time and labor cost are saved, and the duct piece connecting efficiency and reliability are improved; the integral bearing capacity of the duct piece structure can be improved, and the use requirements in different environments can be met.

The utility model discloses a microchannel heat exchanger and heating and ventilation equipment with the microchannel heat exchanger, the microchannel heat exchanger comprises a first microchannel flat tube, a second microchannel flat tube, a connecting assembly, a first fin group and a second fin group, in a first direction, the first microchannel flat tube and the second microchannel flat tube are arranged at an interval; the connecting assembly is connected with the first micro-channel flat pipe and the second micro-channel flat pipe, the first fin set and the second fin set are arranged in the first direction, each fin set comprises a plurality of fins arranged at intervals in the second direction, the first fin set is installed on the first micro-channel flat pipe, the second fin set is installed on the second micro-channel flat pipe, and the first fin set and the second fin set are arranged in the first direction. The first direction is perpendicular to the second direction. According to the micro-channel heat exchanger, the heat exchange performance of the micro-channel heat exchanger is improved, meanwhile, the assembling difficulty of the micro-channel heat exchanger can be reduced, and the assembling efficiency is improved.

The invention belongs to the technical field of sprayers, and particularly discloses a water-saving water and fertilizer sprayer which comprises a movable chassis, one side of the top of the movable chassis is fixedly connected with a liquid storage tank, the liquid storage tank is used for storing liquid, the top of the liquid storage tank is fixedly connected with a mounting seat, and the mounting seat provides a mounting position. The top of the mounting seat is fixedly connected with a motor, the motor is used for providing power for the device, the output end of the motor is fixedly connected with a rotating shaft, the rotating shaft is used for transmitting power, and a pressurizing mechanism is arranged outside the liquid containing tank and used for pressurizing the interior of the liquid containing tank. According to the water and fertilizer sprayer, through cooperation of the pressurizing mechanism and the stirring and cleaning structure, water and fertilizer can be stirred, meanwhile, air can be filled into the liquid containing tank, therefore, air pressure in the liquid containing tank can be used for providing power for spraying of the water and fertilizer, then use of a power unit can be reduced, and the production cost of the water and fertilizer sprayer is reduced.

The invention relates to a dismounting and mounting robot for mine equipment maintenance, and belongs to the technical field of equipment dismounting and mounting. Comprising a forklift loader, a lifting arm is hinged to the forklift loader, a telescopic arm is arranged in the lifting arm in a sliding mode, a connecting platform is rotationally arranged at the end of the telescopic arm through an angle adjusting mechanism, and the angle of the connecting platform is adjusted through the angle adjusting mechanism; a rotating box is slidably arranged on the connecting platform through a lifting mechanism, and the lifting mechanism controls the rotating box to ascend and descend. A clamping mechanism is rotationally arranged on the rotating box through a slewing mechanism, and the whole clamping mechanism is controlled to rotate through the slewing mechanism; the clamping mechanism comprises two clamping arms, and a hoisting mechanism is arranged at the lower end of each clamping arm; the problems that at present, mining equipment is low in disassembly and assembly efficiency and large in potential safety hazard are solved.

The utility model provides a bridge anti-loosening connecting assembly convenient to install, belongs to the technical field of bridge construction, and aims to solve the problem that in the prior art, a threaded sleeve and a reinforcing steel bar can be connected only after sealant is uniformly smeared by workers, and the operation steps are more. Comprising a connecting sleeve body, a threaded groove, a sealant groove, a gluing limiting piece, a connecting auxiliary mechanism and an anti-loosening gluing mechanism. The two sets of threaded grooves are formed in the left side and the right side of the interior of the connecting sleeve body correspondingly. The sealant grooves are formed in the middle positions in the connecting sleeve main body respectively; the number of the gluing limiting pieces is two, and the two gluing limiting pieces are fixedly connected to the periphery of the connecting sleeve body. The connecting auxiliary mechanism is arranged on the periphery of the connecting sleeve main body; and the anti-loosening gluing mechanism is arranged in the connecting sleeve main body, so that the operation steps of workers are reduced, the connecting efficiency of the bridge reinforcing steel bars is improved, and the construction progress of a bridge is accelerated.

The invention discloses an airfoil fixing method, relates to the technical field of airfoil machining, and aims to solve the problem that airfoils are difficult to clamp and fix in the prior art. The invention discloses an airfoil fixing method which adopts an airfoil fixing device and comprises the following steps: S1, arranging an auxiliary block on an airfoil; s2, the auxiliary block is aligned and machined; s3, the auxiliary block is connected with the fixing column; s4, the connection stability of the fixing columns and the auxiliary blocks is checked; s5, machining an airfoil; and S6, separating the airfoil from the airfoil fixing device. According to the airfoil fixing method, the airfoil fixing stability can be improved, and the risk that the airfoil is clamped by a clamp or deforms in the airfoil clamping process is effectively reduced.

The epoxy resin interface fusion method based on ethylene glycol induction comprises the following steps: pretreating epoxy resin; ethylene glycol is added into the pretreated epoxy resin for a degradation reaction, and a degradation solution is generated; dropwise adding the degradation solution to the surface of epoxy resin to be bonded, and uniformly spreading; and putting the bonded epoxy resin into a heating environment for reaction to complete interface fusion. According to the method, the degradation solution of the epoxy resin is utilized, interface fusion is achieved under pressure-free treatment, thermal remodeling regeneration of the epoxy resin is achieved, an environment-friendly and sustainable recovery mode is provided, the risks of stress concentration and assembly connection in the interface fusion process are avoided, the limitation of a traditional interface fusion method is overcome, the connection efficiency is improved, and the production cost is reduced. The production cost is reduced.

The invention relates to the technical field of biology, in particular to a mirror image coupled protein nanoparticle conjugate and application thereof. The conjugate comprises: ii) a functional protein labeled by a first peptide tag, and ii) a scaffold protein labeled by a second peptide tag, the first peptide tag and the second peptide tag being composed of D-amino acid residues; the first peptide tag and the second peptide tag form a peptide partner pair, and the first peptide tag and the second peptide tag are coupled and combined through an isopeptide bond. The conjugate provided by the invention is easier to escape from the recognition of protease, can obviously prolong the half-life period in a biological system, is not easy to cause unnecessary immunoreaction, and has good biological stability and safety.

The embodiment of the invention discloses a cylinder assembling device of a cylinder mixer and a mounting method of a cylinder, a cylinder comprises a first cylinder and a second cylinder, the cylinder assembling device comprises at least two carrier rollers, at least two supporting rollers and a driving part, the two carrier rollers can be located on the two sides of the first cylinder respectively, the carrier rollers can move along with the first cylinder, and the driving part drives the first cylinder to move along with the second cylinder. The two supporting rollers can be located on the two sides of the second barrel correspondingly, the supporting rollers are used for supporting and rotating the second barrel so that the second barrel can be coaxially connected with the first barrel, and the driving part is connected with the supporting rollers and used for driving the supporting rollers to rotate. When the first barrel body and the second barrel body are connected, the first barrel body is driven by the driving piece to rotate, so that welding operation and barrel body rotation can be matched with each other, and a flat welding process can be adopted in the whole welding process. Therefore, the connection convenience and efficiency of the barrel are improved, the connection quality of the barrel is improved, and the installation and transportation cost of the barrel is reduced.

The invention provides a handwriting pen connection method and device, electronic equipment and a storage medium, and relates to the technical field of handwriting pens. The method is applied to a handwriting pen, and the handwriting pen is integrated with a passive radio frequency tag. The method comprises the following steps: activating a passive radio frequency tag under the condition that a radio frequency identification signal transmitted by terminal equipment is received; the radio frequency identification signal is used for triggering pairing connection with the handwriting pen; modulating the identity information of the handwriting pen to a radio frequency signal through a passive radio frequency tag to obtain a response request; the response request is sent to the terminal equipment, so that the terminal equipment is in paired connection with the handwriting pen according to the response request; and under the condition that the handwriting pen is in paired connection with the terminal equipment, sending the use data of the handwriting pen to the terminal equipment through a preset transmission mode. The terminal device and the handwriting pen are automatically triggered to be paired and connected through the passive tag, the connection process between the handwriting pen and the terminal device can be reduced, and the connection efficiency between the handwriting pen and the terminal device is improved.

The invention provides a robot transfer station, a transfer system and a storage workstation, and the robot transfer station comprises a rack, a transfer station, a transfer station and a storage station, the carrying mechanism is movably connected with the rack, and the carrying mechanism is used for carrying the material box set between the stacking position and the temporary storage position; the material box set comprises at least one material box, and the temporary storage position is located on the outer side of the machine frame. Wherein the cache position is located on a transfer robot in a warehouse and / or located on the ground of the warehouse; the first lifting mechanism is connected with the rack and the carrying mechanism and used for driving the carrying mechanism to move in the vertical direction relative to the rack.

This invention provides a connection structure for air conditioning pipes, relating to the field of air conditioning pipe connections. It includes: a connecting pipe, a fixing plate, sealing washers, a connecting nut, a connecting platform, a connecting plate, an audible and visual alarm, and a fixing rod. The fixing plate is fixedly connected to the middle of the connecting pipe. The connecting nut is threadedly connected to the left and right sides of the connecting pipe. The sealing washers are located on the left and right sides of the connecting pipe. The connecting platform is fixedly connected to the outside of the connecting nut. The connecting plate is threadedly connected to the outside of the connecting platform. The audible and visual alarm is fixedly connected to the outside of the connecting plate. The fixing rod is fixedly connected to the middle of the connecting pipe. This invention avoids situations where the connection lengths of the copper pipes on both sides differ excessively, ensuring the tightness of the air conditioning pipe connection, improving the connection effect of the air conditioning pipe, and enhancing the usability of the connection structure. It solves the problem that existing connection structures easily affect the connection effect of air conditioning copper pipes and the usability of the connection structure itself.

The utility model discloses a special carrier for data line connector crimping in the technical field of data line processing, which comprises a working table, a data line body arranged in the middle of the working table, a crimping mechanism arranged above the working table, a molding mechanism arranged above the crimping mechanism, and a supporting seat fixedly mounted at the upper end of the working table, a mounting plate is fixedly mounted in the middle of the supporting seat, a hydraulic cylinder is fixedly mounted on the mounting plate, a connecting plate is fixedly connected to the transmission end of the hydraulic cylinder, a crimping block is fixedly mounted at the lower end of the connecting plate, a glue melting box is fixedly mounted at the rear end of the mounting plate, a pressurizing plate is arranged at the upper end of the glue melting box, and a connecting rod is fixedly mounted in the middle of the pressurizing plate. The special carrier for data line connector crimping is additionally provided with the crimping mechanism and the molding mechanism, and the beneficial effects of the crimping mechanism and the molding mechanism are reflected in that the crimping and molding processes of the data line connector are efficiently and stably completed, so that the production efficiency is improved, the product quality is ensured, and a reliable solution is provided for data line processing.

This utility model relates to the field of connector technology, specifically disclosing a flared-end to ferrule type connector, including a transfer component. One end of the transfer component is threadedly connected to a ferrule end component, and the other end of the transfer component is threadedly connected to a flared end component. An auxiliary limiting component is provided between the flared end component and the ferrule end component. The transfer component includes a transfer connecting pipe, the end of which near the flared end component has a tapered structure. The ferrule end component includes a ferrule nut body threadedly connected to one end of the transfer connecting pipe. A ferrule connector body is provided inside the ferrule nut body, and the ferrule body is provided on one side of the ferrule connector body. This utility model, through the designed ferrule end component and flared end component, can directly realize the mutual connection between ordinary interfaces and copper pipe interfaces, improving connection efficiency. At the same time, the disassembly and reassembly of the shipyard pipeline interface and the ferrule end component are convenient, without affecting the repeated disassembly and reassembly of the shipyard pipeline interface.

The utility model discloses a short circuit piece, a motor and a household electrical appliance, the short circuit piece is used for the motor, the motor is provided with a first connection point and a second connection point, the short circuit piece comprises a first terminal and a second terminal, the first terminal is electrically connected with the first connection point, and the second terminal is electrically connected with the second connection point; the short circuit piece further comprises an electric conductor which is arranged between the first terminal and the second terminal and is integrally connected with the first terminal and the second terminal. According to the utility model, the long-strip-shaped metal conductor is arranged, the circular first terminal and the circular second terminal are arranged on the conductor, and the bending part is matched to be attached to the connecting point of the motor, so that the purposes of attractive and neat wiring, reliable short-circuit connection and economical and practical price are achieved.

The invention relates to the field of wind power hoisting, in particular to a wind power hoisting guiding, positioning and buffering device which comprises a base, a plurality of storage grooves arranged in an array mode are formed in the base, electric telescopic rods are fixedly installed in the storage grooves, and the output ends of the electric telescopic rods are fixedly connected with a top plate. According to the tower drum connecting device, a tower drum needing to be connected is limited, meanwhile, the limited tower drum can freely move up and down along with a crane, impact force generated when the tower drum shakes is buffered, and the tower drum connecting device is used for limiting the tower drum to be connected, so that the tower drum connecting device has the advantages that the tower drum connecting device is simple in structure and convenient to use. The tower drum can quickly enter the bolt connection link, the tower drum needing to be connected can be slightly rotated during bolt connection, bolt holes in the sealing faces of different sections of the tower drum can be quickly calibrated and aligned, operation is convenient, the time for workers to connect the tower drum can be greatly shortened, and the connection efficiency is improved.

The utility model discloses a repair bar setting device, which comprises an MCU (Microprogrammed Control Unit) main control circuit used as a main processing center of equipment; the display circuit is used for displaying key information generated by man-machine interaction or interaction between equipment; the repair bar equipment interface circuit is used for communicating and connecting with external repair bar equipment; the data storage circuit is used for storing related setting parameter data; the key and buzzer circuit is used for realizing man-machine interaction operation and providing operation feedback; and the power management circuit is used for managing power supply and battery charging of the equipment. According to the repair bar setting device, by simulating a battery form and enhancing a setting interface, the operation convenience and practicability are remarkably improved, the maintenance cost of a mobile phone is reduced, man-machine interaction is optimized by integrating a display screen and functional keys, the setting efficiency is improved, the programmability of the MCU main control circuit provides flexibility for equipment customization, and the repair bar setting device is suitable for popularization and application. Therefore, the mobile phone maintenance tool is economical and efficient.