80results about How to "Meet your connectivity needs" patented technology

The invention relates to the technical field of substations, in particular to an integrated test system for a simulated master station for an intelligent substation. The integrated test system comprises simulated master station testers, wherein the simulated master station tester A is connected with an A-zone data communication cabinet through a router and a switch; the simulated master station tester B is connected with a B-zone data communication cabinet through the router and the switch; the A-zone data communication cabinet is in communication connection with a measuring and control device and a local monitor respectively; the B-zone data communication cabinet is also connected with a comprehensive application server of an alarm direct graphic gateway machine; the A-zone data communication cabinet and the B-zone data communication cabinet are connected with a dispatching data screen; and the dispatching data screen transmits data to a regulation and control center. Due to use of an integrated tester for the simulated master station for the intelligent substation, information check work which needs to repeat twice in the past is changed into once; the closing frequency of primary equipment is reduced; the damage to the equipment is effectively reduced; and the service lifetime of the equipment is prolonged.

The invention provides an air conditioner control method, an air conditioner control system, a control device, an air conditioner, computer equipment, a computer readable storage medium and a terminal. The air conditioner control method comprises the steps that wireless connection with at least two indoor units is established; respective identification information of at least two indoor units is obtained and stored; a mode control instruction is received; at least one piece of identification information corresponding to the mode control instruction is recorded; a running instruction of work parameters of the air conditioner is sent to at least one indoor unit corresponding to recorded at least one piece of identification information so that at least one indoor unit can control the air conditioner to execute the corresponding operation according to the running instruction of the work parameters. According to the provided air conditioner control method, accurate regulation and control over at least one indoor unit of the air conditioner is achieved, mistaken regulation and control over the adjacent indoor units during regulation and control over a single indoor unit are avoided, operation steps are simplified, practicability is high, and the using experience of users is improved.

The invention discloses a positively-biased multidirectional three-dimensional connected clamp plate link, a quick-release frame, an application and a method of the positively-biased multidirectional three-dimensional connected clamp plate link and the quick-release frame. The clamp plate link comprises a knob core, a clamp plate, a clamp ring and a knob pin, and is an independent connecting piece capable of simultaneously realizing forwardly, obliquely and multidirectional connecting or concentrically connecting in a same point way; the quick-release frame is a planar frame or a three-dimensional frame formed by mutually assembling an upright bar, a flat bar and an oblique bar; the clamp plate link and the quick-release frame can be applied to a carrying frame, a bailey frame, a bridge frame, a storage rack, a frame, a crane carriage, an elevator frame, a suspension frame, a lifting frame and a carrying frame to be quickly dismounted, especially a scaffold, a template support and the like in the engineering construction field; the independent nodes and independent rod pieces of the quick-release frame can be realized in a solderless manufacturing and pin fixed connection way, the same-point, same-node, coplanar and concentric connection can be realized, the multi-directional bearing, flexibility and diversity and variation can be realized; in addition, the clamp plate link is safe and convenient, firm and durable, accurate and quick.

The invention provides a fabricated inverted arch which comprises at least one inverted arch single body. Each inverted arch single body comprises a first section, a second section and a third section, wherein the first section, the second section and the third section are sequentially and detachably connected through detachable connecting parts in the width direction of the inverted arch single body, and the joint of the first section and the second section and the joint of the second section and the third section are arranged at the positions where the tunnel section bending moment is 0-0.05 times of the largest tunnel section bending moment. Through application of the technical scheme, the fabricated inverted arch has the effects that a, structure stress is better facilitated, and the stability and service life of the inverted arch are ensured; b, a tunnel structure can be closed to form a ring as early as possible in the tunnel construction process, so that the tunnel structure and construction safety are guaranteed; c, standard construction is facilitated, and engineering quality is improved; d, tunnel construction efficiency can be improved, the construction period is shortened, and engineering cost is greatly lowered; and e, cost is lowered by 10-15% compared with on-site pouring of concrete. The invention further discloses a manufacturing method of the fabricated inverted arch, after the inverted arch is prefabricated in a sectional mode, assembling is conducted, relevant provisions by laws and regulations can be met, and construction is convenient.

The invention discloses an electrospray ionization mass spectrometry combined system used for radioactive substances and a using method for the electrospray ionization mass spectrometry combined system, and aims to solve the problems that when radioactive protective study is performed on actinide elements, a mass spectrometer is required to be integrally sealed in a glove box, the mass spectrometer is large in size, and is connected with various accessories, and the encapsulation difficulty is relatively large. Through analysis and research, the invention discloses a brand-new device which can effectively avoid the potential risk caused by that a sample is dissipated into the air. The electrospray ionization mass spectrometry combined system can be used for a mass spectrometric study on radioactive substances such as the actinide elements, is relatively wide in scope of application, and capable of avoiding the potential risk caused by that the radioactive substances are dissipated into the air to generate radioactive contamination. Meanwhile, reactive substances further can be introduced through a capillary tube connector, so that the electrospray ionization mass spectrometry combined system can be used for researching ion-molecule reaction. The possible problem of an existing device can be effectively solved, the application prospect is relatively good, and the large-scale popularization and application are deserved.

The invention discloses a navigation type sea falling personnel rescue and salvage helicopter, which comprises a rescue and salvage device and a rescue helicopter, wherein the rescue and salvage device comprises a fixing rope, a rescue rope and a remote control aircraft; the fixing rope is connected with the rescue rope; one end part, far away from the rescue rope, of the fixing rope is fixedly arranged on the rescue helicopter; a connecting part of the fixing rope and the rescue rope is fixedly arranged on the remote control aircraft; the remote control aircraft drives the rescue rope to fly to a preset position. The goal of accurately guiding the rescue rope to fly to the located position of sea falling personnel can be achieved through controlling the flying direction of the remote control aircraft; the rescue is implemented; further through the arrangement of the metal ring and the electromagnet, the connection requirements of the fixing rope and the rescue rope can be met, the fast, convenient and controllable connection and disconnection with / from the remote control aircraft can be realized, and the interference, the damage or the injury caused in the subsequent further rescue process can be avoided.

The invention relates to the field of temporary grounding, in particular to a temporary grounding device of a distribution box substation and a grounding method. The temporary grounding device of the distribution box substation is characterized in that when discharging is carried out on a phase A, a phase B and a phase C, a discharging caution link is added. The grounding method comprises the following specific steps of (1) carrying out a check to ensure that conductor hanging parts and a wire clamp are reliably connected with a soft copper wire, and insulating rods meet the requirement for insulation; (2) carrying out a check on a live wire according to the requirements of site rules before operation; (3) hanging the first conductor hanging part on a bus of the phase A after the wire clamp is grounded, wherein when a reliable connecting loop is formed by a bus of the distribution box substation and a ground wire, a discharging indication alarm device on the first conductor hanging part can give out sounds with high decibel to low decibel, when sounds are not given out, or the given sounds are intermittent, a hanging point is in poor contact, and discharging of the phase B or the phase C is carried out after discharging of the bus of the phase A is accomplished. Compared with the prior art, the temporary grounding device of the distribution box substation and the grounding method have the advantages that convenience of operation of temporary grounding and reliability of grounding are ensured, and the installing efficiency of the ground wire is improved when an electric power circuit is in outage operation.

The invention discloses an assembly joint of a prefabricated column and an integrated prefabricated beam plate and a construction method of the assembly joint. The assembly joint comprises the horizontal integrated prefabricated beam plate and the vertical prefabricated column; the prefabricated column includes a lower prefabricated column body and an upper prefabricated column body; concave post-cast connection areas are formed in the upper surface of the lower prefabricated column body, multiple upper reserved longitudinal bars are reserved on the upper surface of the lower prefabricated column body and extend from the bottoms of the post-cast connection areas, the extension length is smaller than the depth of the post-cast connection areas, and a vertical upper steel pipe is embedded inthe upper surface of the lower prefabricated column body in advance; the integrated prefabricated beam plate is arranged on the lower precast column body, and a steel pipe connection hole and multiple rib penetrating holes vertically run through the integrated prefabricated beam plate. The upper prefabricated column body is placed on the integrated prefabricated beam plate, a vertical lower steelpipe is embedded in the lower surface of the upper prefabricated column body, and multiple lower reserved longitudinal bars are reserved on the lower surface of the upper prefabricated column body, are coaxial with the rib penetrating holes and the upper reserved longitudinal bars one to one and penetrate through the rib penetrating holes to extend to the post-cast connection areas; the upper steel pipe and the lower steel pipe both extend into the steel pipe connection hole and are internally provided with connection steel bars.

The invention discloses a lifting garment processing table. The processing table comprises a table top, a console, pillars and a lifting mechanism, the table top is detachably arranged on the top of the console, the table top comprises a panel and a base plate, the panel is arranged on the base plate through multiple support columns, multiple vertical through holes are formed in the panel, the multiple pillars are arranged at the bottom of the console, at least one storage box is arranged on the side face of the console, the lifting mechanism comprises an outer sleeve and an inner sleeve whichis installed in the outer sleeve in a sleeved mode, a driving motor used for driving the inner sleeve to move up and down is arranged at the bottom of the outer sleeve, and the top of the inner sleeve penetrates through the console and is connected with the bottom of the base plate. Accordingly, by means of the lifting mechanism, height adjustment of the garment processing table is achieved, andthen use requirements of workers of different heights are met, and the processing efficiency and quality are improved.

The invention discloses an open hole segmented acid fracturing easy-to-drill well completion production tubular column and a working method thereof. The open hole segmented acid fracturing easy-to-drill well completion production tubular column comprises an oil pipe, a packer, an easy-to-drill releasing device, an easy-to-drill oil pipe, easy-to-drill packer sieve tube sliding sleeve groups, an easy-to-drill setting ball seat and an easy-to-drill floating shoe which are sequentially connected from top to bottom. Each easy-to-drill packer sieve tube sliding sleeve group comprises an easy-to-drill open hole packer, an easy-to-drill temporary plugging sieve tube and an easy-to-drill fracturing sliding sleeve which are connected from top to bottom, and the number of the easy-to-drill packer sieve tube sliding sleeve groups is at least one. Each easy-to-drill temporary plugging sieve tube comprises a base pipe, a coupling and soluble plugs, wherein the base pipe adopts a circular pipe column, holes are uniformly drilled in a pipe body of the base pipe, and the soluble plugs are arranged in the holes and tightly connected and fixed to the holes. A check valve is arranged in the easy-to-drill floating shoe. According to the open hole segmented acid fracturing easy-to-drill well completion production tubular column and the working method thereof, rapid and convenient drilling treatmentcan be realized, a well wall can be effectively supported, pipe column sand burial caused by the collapse of the well wall is prevented, various designs are provided for the internal structure, and different requirements are met.

The invention discloses a carbon fiber and metal connecting structure and a manufacturing method thereof for electric vehicles. The carbon fiber and metal connecting structure comprises a carbon fiber floor and metal stiffening beams; carbon fiber connecting grooves are formed in the carbon fiber floor; the metal stiffening beams are inserted into the carbon fiber connecting grooves and bonded to the carbon fiber connecting grooves through binding agents. The manufacturing method for the carbon fiber and metal connecting structure for the electric vehicles includes the following step that (1) the carbon fiber floor with the carbon fiber connecting grooves is prepared; (2) the inner surfaces of the connecting grooves are pre-treated and coated with the binding agents; and (3) the metal stiffening beams are inserted into the connecting grooves and the binding agents are cured. Carbon fiber materials and metal materials are tightly combined through the carbon fiber connecting grooves, so that the number of fasteners and parts is greatly reduced, and the assembly time and cost are remarkably reduced. Besides, the connecting strength and connecting durability are improved while advantageous features such as high strength, small mass, corrosion resistance and fatigue resistance of carbon fibers are achieved.

The invention discloses a wire-wireless hybrid networking method of a cloud data center based on SDC control, and belongs to the technical field of the cloud computing data center. The SDN controllerselects a wireless network card according to a server used by an application, and selects a used wireless access switch according to a wireless network card location and a resource residual conditionof the wireless access switch; the SDN controller distributes an IP address for the wireless network card according to the selected wireless access switch, and then establishes the network connectionfor the wireless network card as the underlay network for application communication; an application virtual network is used as an overlay network to migrate to the underlay network; after the use of awireless network temporarily constructed for the network debugging and management, the SDN controller dismantles the wireless network connection and recycles the related network resource. By using the method disclosed by the invention, the demands of other applications and management are satisfied by taking the wire network as the main and taking the wireless network as the assistance in the cloud data center, so that the cloud data center network is more flexible.

The invention belongs to the technical field of electric power internet of things, and particularly relates to a multi-scale multi-dimensional resource allocation method for massive terminals of the electric power internet of things. The method comprises the following steps: (1) constructing a system model, specifically constructing a PIOT scene based on NOMA-edge computing, wherein the scene is composed of a base station BS, an edge server and a large number of PIOT devices with limited energy and computing resources. (2) refining models, including an equipment end flow model, a local task processing model and a task unloading model; (3) proposing and converting queue time delay constraint and optimization problems, including proposing the queue time delay constraint and optimization problems and converting the optimization problems; (4) performing multi-time-scale and multi-dimensional resource allocation and task division, including resource block allocation, task division and computing resource allocation.

The invention provides a micro-channel heat exchanger and an air conditioner. The micro-channel heat exchanger comprises heat exchange flat pipes (1), adapters (2), a first collecting pipe (3) and a second collecting pipe (4), wherein the first collecting pipe (3) is arranged at the first ends of the heat exchange flat pipes (1), the second collecting pipe (4) is arranged at the second ends of theheat exchange flat pipes (1), and the adapters (2) extend in the width direction of the heat exchange flat pipes (1); the adapters (2) are arranged at the first ends of the heat exchange flat pipes (1), and the first ends of the heat exchange flat pipes (1) are connected to the first collecting pipe (3) through the adapters (2); and / or the adapters (2) are arranged at the second ends of the heatexchange flat pipes (1), and the second ends of the heat exchange flat pipes (1) are connected to the second collecting pipe (4) through the adapters (2). According to the micro-channel heat exchanger, refrigerant flow distribution can be more uniform, and the heat exchange efficiency of the heat exchanger is improved.

The embodiment of the invention provides intelligent comprehensive gateway equipment and relates to the technical field of gateway equipment. The intelligent comprehensive gateway equipment comprisesa main case, a WIFI communicator, a ZigBee communicator, Bluetooth equipment, a routing device and a cable television receiver, wherein the WiFi communicator, the ZigBee communicator, the Bluetooth equipment, the routing device and the cable television receiver are all arranged inside the main case. The invention solves the technical problem that in the prior art, gateway equipment cannot meet theconnection demand of various home intelligent equipment.

The invention provides a gateway device and a comprehensive pipe gallery monitoring system. The gateway device comprises a plurality of interface modules connected with an external device and a backboard module connected with the interface modules. The gateway device is provided with a plurality of grooves for plugging the interface modules. Each groove is provided with a unique identification number so that the interface modules can be freely plugged. The backboard module obtains related information of the external device and conducts conversion treatment through the interface modules. Thus,various functions can be integrated in the same gateway device, and the device investment cost is saved. Meanwhile, the flexible configuration of the device modules can be realized according to actualrequirements, the free plugging of various types of interfaces can be supported, and the different connection requirements are met.

The embodiment of the invention provides a connection establishment method and system, equipment and a storage medium. The method comprises the following steps: receiving connection request information sent by a client; wherein the connection request information carries proxy information; when the first kernel module exists, the proxy information is ignored, and a connection response is fed back to the client based on the connection request information so as to establish connection with the client; and when the client has the second kernel module, acquiring the proxy information through the second kernel module to participate in corresponding processing, and feeding back a connection response to the client based on the connection request to establish connection with the client. According to the scheme, a plurality of different types of back-end servers can be contained in the load balancing cluster at the same time, and the protocol content is inserted into the first handshake message, so that the connection of the back-end servers which do not support the proxy protocol cannot be negatively influenced; and meanwhile, the requirement of establishing connection with a back-end server supporting a proxy protocol can be met, and diversified connection requirements can be met.

The invention relates to a PE plastic pipe hot melting connection process, in particular to an auxiliary device for PE plastic pipe hot melting connection. The auxiliary device comprises a workbench,an opening angle adjusting mechanism, straight pipe clamping and pushing mechanisms, a lifting bearing mechanism and a bent pipe clamping mechanism. According to the auxiliary device involved in the connection process, auxiliary operation can be carried out when a PE plastic pipe bent pipe and straight pipes are connected in a hot melting mode, hot melting connection can be carried out on bent pipes with different bending included angles and different diameter sizes, and one bent pipe and the two straight pipes can be clamped and fixed; and meanwhile, the synchronous alignment connection of the two straight pipes relative to one bent pipe can be achieved, the operation is more convenient and more labor-saving, and the connection processing efficiency is greatly improved.

The invention provides a plugging device for lining construction. The plugging device comprises an airbag part and at least one set of plugging single pieces. Each plugging single piece comprises a fixing plate and an adjustable connecting template. The first end of each adjustable connecting template is movably arranged on the corresponding fixing plate through a connecting piece. The second endof each adjustable connecting template is provided with a mounting part used for arranging of the airbag part. Each mounting part is internally provided with a cavity used for accommodating a water stop part. The cavities are formed by corresponding to the airbag part. By applying the technical scheme, the effects are that the structure is simplified; through combination of the airbag part, the fixing plate and the adjustable connecting templates, the templates are built without need of taking a lot of time, meanwhile, perfect fit between the airbag part and the water stop parts as well as theairbag part and the excavation surface can be achieved, and the lining quality is improved; and the adjustable connecting templates are movably arranged on the fixing plates through the connecting pieces, the positions of the adjustable connecting templates and the fixing plates can be adjusted according to the actual working condition, the construction demand of different sections is met, and universality is high.

The invention specifically discloses a connection structure and method for SiCf / SiC composite pipes, belonging to the technical field of connection of composite materials. According to the invention,two SiCf / SiC composite pipes are tightly connected together by uniformly smearing the connection head of a variable-diameter cylindrical structure with a connection agent, and then vacuum sintering and fine grinding are carried out so as to obtain a finished composite connected pipe. The connection structure and method provided by the invention do not change the appearance structure of the composite pipes and have minimum damage to materials; and the finished composite connected pipe prepared in the invention has good antioxidation performance and corrosion resistance.

The invention relates to a wall body pre-buried junction box for a wood house. The wall body pre-buried junction box comprises an accommodating box, and is characterized in that a joining component is arranged at an opening in the front surface of the accommodating box, connecting components are distributed on the top surface and the bottom surface of the accommodating box and a wiring duct is arranged on the back surface of the accommodating box. Therefore, the accommodating box can accommodate joints of various wires to the greatest extent and be matched with the subsequent mounting of a panel to realize various wiring functions. Moreover, due to the existence of the linking component, the connecting demands of screws for most of wood houses can be met, firm connection is ensured and the influence on the structure passing through the linking component can be avoided at the same time. Furthermore, the wall body pre-buried junction box has a simple whole structure and can be effectively matched with the structure of a wall body of the wood house for planning the pre-burying of the wires.

The invention discloses a steering column connecting support assembly and a vehicle. The steering column connecting support assembly comprises a rear mounting support, a front mounting support and a front wall plate mounting support. The front end edge of the rear mounting support is fixedly connected with a steering support transverse pipe to form a closed cavity, and a steering column rear mounting point is arranged on the lower side of the rear end; the rear end edge of the front mounting support is fixedly connected with the steering support transverse pipe, and a steering column front mounting point is arranged on the lower side of the front end; the lower end of the front wall plate mounting support is fixedly connected with the top surface of the front mounting support to form a closed cavity, and a front wall plate mounting point is arranged at the top end. On the premise that the performance of the mounting points meets the requirement, the weight is reduced, and the universality is good.

The invention discloses a communication method and communication device which are used for enabling local side equipment to shake hands with a plurality of CPEs. The communication method is applied toa communication network. The communication network comprises a local side device, User node, and a plurality of CPEs, wherein the central office equipment is connected with the user node through a twisted pair, the user node is connected with the plurality of CPEs, at least one CPE in the plurality of CPEs is in a short-time state, and the CPEs in the short-time state are communicated with the central office equipment in a time division multiplexing mode; The method comprises the steps that a first CPE obtains basic configuration information, the first CPE is one of the multiple CPEs, and thefirst CPE is in a session state; And the first CPE sends a first signal to the local side equipment, and the first CPE indicates whether the first CPE supports the basic configuration information ornot through the phase change of at least one symbol included in the first signal.

The invention provides an interstage connecting structure with high damping and an impact-resistant function. The interstage connecting structure is formed by stacking metal arc-shaped sheets with different thicknesses. The impact-resistant frequency band of the structure is flexibly adjusted by adjusting the thicknesses of the metal sheets and the intervals between the sheets; damping constraintlayer is pasted along the outer side of a stack structure formed by the metal sheets, shear force can be generated when all the layers of metal sheets deform, and therefore high damping output of thedamping constraint layer is guaranteed. In addition, the connecting stiffness of the interstage connecting structure can be adjusted by adjusting the radians of the arc-shaped metal sheets, and the configuration requirements of different connecting structures can be met.

The invention discloses a wire conversion universal device which comprises a wiring block. The wiring block is made of conductive metal. First and second wiring holes which are parallel are arranged in the wiring block. A number of first thread holes are arranged above the first wiring hole in the top of the wiring block. Each first thread hole is communicated with the first wiring hole. An opening is formed in the top of the second wiring hole. The opening is communicated with the second wiring hole. A detachable wiring plate is arranged in the opening. A number of second thread holes are arranged in the wiring plate. Each second thread hole is communicated with the second wiring hole. Bolts are arranged in the first thread holes and the second thread holes. The wire conversion universal device has the advantages of simple structure and convenient wiring.

The invention discloses a rail traffic cable connecting assembly with built-in piezoresistors. The rail traffic cable connecting assembly comprises a connector, a cable and piezoresistors; the piezoresistors are connected with an electric connection circuit between the cable and a connecting terminal of the connector; the rail traffic cable connecting assembly also comprises a tube shell assembly;the tube shell assembly comprises a tail cover, a tail shell and thermal shrinkage pipes; the tail cover is a hollow columnar body; a wire-crossing hole, which is coaxial with an inner cavity of thetail cover, is formed in the tail shell; one end of the tail cover is detachably connected with the connector while the other end is fixedly connected with the tail shell; the connecting terminal of the connector is electrically connected with the cable which passes through the wire-crossing hole of the tail shell in the inner cavity of the tail cover through a wire; the two piezoresistors are fixed in the inner cavity of the tail cover; and the peripheries of the tail cover and the tail shell are sleeved with the corresponding thermal shrinkage pipe. The rail traffic cable connecting assemblyhas the characteristics of simple structure, obvious volume advantage, excellent performance, firmness and reliability, strong vibration resistance and impact resistance, attractive appearance and the like.

The invention relates to the technical field of tractor suspension, in particular to a hydraulic control system of a tractor suspension mechanism. The system comprises limiting rods, limiting sliding grooves are formed in the centers of the surfaces of the side walls of the two ends of the limiting rods, one end of the limiting rods is fixedly connected with a first limiting rod connecting lug, a limiting rod hinge hole is formed in the first limiting rod connecting lug, the other end of the limiting rods is fixedly connected with a second limiting rod connecting lug, and the top end of a buffer rod is fixedly connected with a second hinge seat. By arranging a screw rod, the limiting rods and a hydraulic lifting rod are arranged on the screw rod, and the positions of the limiting rods and the hydraulic lifting rod are adjusted through locking nuts, so that the distance between suspension mechanisms is adjusted, and the connection requirement for connection of agricultural tools such as ploughs of different sizes can be met. A stretching rod is arranged, the limiting rods are stabilized and damped through a third spring, and the two limiting rods draw close to each other, so that the plough is clamped and fixed, and the stability of fixing the plough is improved.

The invention discloses a high-current wire spring contact piece module structure and a high-current terminal connection structure. The high-current wire spring contact piece module structure comprises a sheath, a first wire spring set and a second wire spring set, wherein the first wire spring set and the second wire spring set are clamped in the sheath and are arranged up and down at intervals,wherein each of the first wire spring set and the second wire spring set comprises at least one wire spring contact piece; at least two protruding first contact points are arranged on the surface, which faces the second wire spring set, of the first wire spring set at intervals; at least two second contact points in one-to-one correspondence with the first contact points up and down are arranged on the surface, which faces the first wire spring set, of the second wire spring set in a protruding mode; gaps are formed between the first contact points and the second contact points; and two ends of the sheath are provided with insertion openings in the positions corresponding to the gaps. Through the modular structural design, the overcurrent between the terminals can be flexibly changed, andthe diversified requirements of actual current are met. The high-current wire spring contact piece module structure further has the advantages of being simple in structure, convenient to assemble, safe, reliable and wide in application range.

The invention discloses a high-voltage large-current coaxial cable connection structure and method. The connection structure comprises a connector, a copper net fixing assembly and a corrugated pipe. The copper net fixing assembly comprises a butt joint pipe, a conical sleeve and an outer sleeve, the conical sleeve sleeves one end of the butt joint pipe, and a conical space for clamping a copper net is formed between the conical sleeve and the butt joint pipe; one end of the outer sleeve is sleeved on the conical sleeve, the inner wall of the outer sleeve and the outer wall of the conical sleeve are provided with matched conical surfaces, and the other end of the outer sleeve is provided with a boss matched with the step; external threads matched with the threaded hole are formed in the middle of the butt joint pipe, and a connecting end is arranged at the other end of the butt joint pipe; and a connecting part detachably connected with the connecting end is arranged at the end part of the corrugated pipe. According to the connection method, the high-voltage large-current coaxial cable connecting structure is connected with one end of the coaxial cable, and the connection method comprises the steps of preparation work before connection, fixing of a copper net and connecting of a corrugated pipe. The connection structure is high in strength and reliability, and the connecting performance of the connecting position can be guaranteed.

The invention discloses a curtain wall adjustable connection joint structure based on transformation angle iron and a construction method. The curtain wall adjustable connection joint structure comprises a fixed support and the transformation angle iron, the fixed support is fixed onto a curtain wall supporting structure, and the transformation angle iron is used for fixing a connecting hanging hook mounted on a curtain wall plate. The construction method includes the steps: firstly, pre-processing; secondly, fixed support and connecting hanging hook installation; thirdly, angle iron body installation; fourthly, curtain wall unit installation; fifthly, limiting part installation. The structure is reasonable in design, simple and convenient to construct and good in use effect, the fixed support fixed onto the curtain wall supporting structure and the connecting hanging hook mounted on the curtain wall plate are reliably connected, force transformation is achieved, and a fixed position of the fixed support on the curtain wall supporting structure, a mounting position of the transformation angle iron on the fixed support and a fixed position of the connecting hanging hook on the curtain wall plate can be simply, conveniently and flexibly adjusted in the mounting process, so that connecting requirements of different connecting joints of special-shaped curtain walls can be met.