34results about How to "Meet your connectivity needs" patented technology

The invention discloses a height-adjustable pipeline suite and a pipeline. The pipeline suite comprises a first half suite and a second half suite, an integrally formed shaft rod is arranged on the outer wall of the first half sleeve piece; a rotatable clamping plate is connected to the shaft rod, and a plurality of saw-tooth-shaped buckles are integrally formed in the middle of the inner side face of the clamping plate; an assembly clamping groove is formed in the outer wall of the connecting position of the second half sleeve piece, and a plurality of buckle grooves are formed in the outer wall of the second half sleeve piece. The outer wall of the second half sleeve piece is attached to the inner wall of the first half sleeve piece to be combined, the buckle protruding strips are clamped into the assembling clamping grooves to be positioned, and the straight edges of the sawtooth-shaped buckles are buckled with the buckle grooves. The pipeline comprises a plurality of pipe bodies, the ends of the adjacent pipe bodies are connected through the pipeline suite, the structural arrangement is reasonable, the connecting effectiveness of the two structures can be improved, the assembling convenience is improved, the buckling position of the two structures can be adjusted according to different sizes, the connecting requirements of the pipe bodies of different sizes can be met, and the practicability is high. And the application range is widened.

The application relates to the technical field of electronic component connection, in particular to a micro light-emitting diode chip carrier for vehicle lamps, which comprises a carrier plate, a first surface and a second surface of the carrier plate are each provided with a first signal area and a second signal area which are symmetrically arranged relative to a first central axis of the carrier plate, and a first power area and a second power area which are symmetrically arranged relative to a second central axis of the carrier plate. A plurality of interfaces are arranged in the first signal area, the second signal area, the first power area and the second power area, the plurality of interfaces on the first surface are used for connecting chips, the plurality of interfaces on the second surface are used for connecting light source plates, and the plurality of interfaces on the first surface are correspondingly connected with the plurality of interfaces on the second surface to transmit signals and electric energy between the chips and the light source plates. The first signal area, the second signal area, the first power area and the second power area which are symmetrically arranged can improve the transmission efficiency of signals and electric energy between the chips and the light source plates, and the unified and standardized design facilitates production and manufacturing.

The utility model relates to the technical field of reinforced gate lever, especially to a double-main-rod reinforced gate lever connecting device, including device main part, the lateral surface swing joint of device main part has the connecting plate, the lateral surface of connecting plate is equipped with the docking connection mechanism, the docking connection mechanism includes the socket ring, the socket ring is installed on the connecting plate, one side fixed coupling of socket ring has the fixed block, one side fixed coupling of fixed block has the nut, this double-main-rod reinforced gate lever connecting device is realized the stable connection of device main part and connecting plate through the setting of spacing axle, cooperates the encircling type distribution of multiple fixed rods, reinforcing rods in docking connection mechanism, and the rigid support of support column and mounting flange, can effectively disperse the stress of gate lever, avoids single connecting point overload damage, and the coincidence design of cylindrical guide rod and socket frame can prevent the shift of connecting part, greatly promotes the overall anti-deformation ability of double-main-rod connection, prolongs the service life of gate lever.

The utility model relates to the technical field of circuit boards, and discloses a circuit board interface connecting structure which comprises a board body, a plurality of sliding grooves are formed in the left side edge of the top end of the board body, limiting grooves are formed in the bottom ends of the sliding grooves, sliding columns are connected to the inner walls of the sliding grooves in a sliding mode, and limiting blocks are fixedly connected to the bottoms of the outer walls of the sliding columns. A sliding piece is slidably connected to the lower middle portion of the outer wall of the sliding column, a connector piece is fixedly connected to the outer wall of the sliding piece, a pressed plate is fixedly connected to the top of the connector piece, and a locking plate is rotatably connected to the top end of the sliding column. According to the utility model, the outer wall of the sliding column is connected with the interface piece through the sliding sheet and the pressed plate, when the interface piece is installed, the sliding column slides into the sliding groove, rotates and locks the limiting block in the limiting groove, and the pressed plate is extruded and the sliding column is lifted through the locking screw, so that the locking is completed, the circuit board is prevented from being contacted with the screw, the circuit board is protected, the disassembly and assembly are convenient, and the connection requirement is met.

The utility model discloses an insulation cable connecting structure, including upper casing and lower casing, connecting mechanism, the connecting mechanism includes two first strip -shaped grooves that are cross -shaped to set up on the lower casing upper end, the upper casing lower extreme cross -shaped to set up two second strip -shaped grooves, every first strip -shaped groove all is symmetrically seted up with two groups of recess, every group recess all is by a plurality of recesses and constitutes, every second strip -shaped groove's lower extreme all fixedly connected with the conducting board, two conducting boards cross arrangement, every conducting board's lower extreme symmetrically fixedly connected with two groups of conducting pressure dynamic strip, every group conducting pressure dynamic strip all is by a plurality of conducting pressure dynamic strip and constitutes, limiting mechanism, the limiting mechanism is used for with upper casing and lower casing and limit. The structure in the actual use process, has facilitated the actual operation, has reduced actual connection time -consuming, in addition, can be suitable with cross -connection or end -to -end connection simultaneously, has facilitated the actual use.

The invention relates to the technical field of electronic connectors, in particular to an electromagnetic shielding connector with a standard interface, which comprises a connector socket and a connector plug, each wire connector comprises a wire connector shell and a first insulator nested in the wire connector shell, a plurality of sets of through holes are formed in each first insulator, two sets of connecting lugs are integrally connected to the sides, away from the connector socket, of the wire connector shells, two sets of hoops are connected between the two sets of connecting lugs through bolts, and anti-skid rubber rings are nested in the hoops. The cable is rapidly fixed through the hoop and the bolt, and it is effectively guaranteed that no cable is loosened or displaced in the vibration and external force pulling environment; the anti-skid rubber ring is attached to the main line in a large area, and the service life of the cable is prolonged.

This utility model discloses an adjustable blind rivet, including a main rivet body, a secondary rivet body, and a rivet core. The top of the main rivet body is integrally connected to a cap. Both the main rivet body and the cap have through holes at their centers. The inner wall of the through hole in the main rivet body is provided with internal threads. The center of the secondary rivet body has a through hole. The side wall of the secondary rivet body is uniformly provided with expansion grooves, and the outer wall of the secondary rivet body is provided with external threads. The main rivet body is threadedly connected to the secondary rivet body through the internal threads and the external threads of the secondary rivet body. The rivet core includes a rivet shank and a rivet head. The rivet shank passes through the through hole of the secondary rivet body and the through holes of the main rivet body and the cap. Through the structural design of "cross slot + threaded connection", the main and secondary rivet bodies can be separated by only a screwdriver during disassembly without damaging the mounting holes of the base material. This ensures that the base material can be reused and avoids workpiece scrapping or secondary processing due to damage to the base material, significantly reducing the maintenance costs of equipment repair and component replacement.

The locknut comprises a high-strength nut and a double-laminated gasket, a bolt hole is formed in the high-strength nut, the double-laminated gasket and the high-strength nut are coaxially arranged, the double-laminated gasket is arranged between a workpiece and the high-strength nut, and the high-strength nut is matched with a high-strength bolt on the outer side of the workpiece. The double-lap gasket comprises a first gasket and a second gasket, meshing teeth matched with each other are arranged on the opposite sides of the first gasket and the second gasket respectively, and the first gasket and the second gasket are meshed through the meshing teeth. When the locknut is used, interlocking and fastening matching can be achieved, looseness caused by vibration is avoided, and the connection requirement for lasting fastening is met.

The invention relates to the technical field of cables, in particular to a computer cable with a rapid expansion end, which comprises a cable body, the cable body is composed of a conductor, an insulating layer, a shielding layer and a sheath from inside to outside one by one, the conductor is composed of a core wire formed by twisting a plurality of strands of copper wires, a core wire insulator and a core wire shield, the two ends of the cable body are provided with end quick connectors of an integrated structure, and the end quick connectors are detachably sleeved with end function connectors. Flexible switching of connector types can be achieved, the end quick connector can be matched with various end function connectors such as an extension connector, an input connector and an output connector, the connection requirements of different equipment interfaces are met, cables of various specifications do not need to be arranged, and the production and use cost is reduced; after the strip-shaped electromagnet is powered on, the metal elastic piece is pushed to be clamped into the limiting groove by extruding the elastic piece, firm locking of the end quick connector and the end functional connector is achieved, loosening or falling off in the powered-on state is avoided, and the connection stability is improved.

The utility model relates to a house building water heating system, in particular to a house building water heating system. The problem that the environment temperature of an existing water heating geothermal heating system is not uniform is solved. The house building water heating supply system is composed of a building wall body, a window, a floor heating coil pipe around the window, a ground floor heating coil pipe and a building ground. A floor heating groove surrounding the window is formed in the inner wall of the window opening, the floor heating coil pipe around the window is arranged in the floor heating groove, and the floor heating coil pipe and the floor heating coil pipe around the window are connected in series to form a floor heating coil pipe. By means of the floor heating groove formed in the window opening and the floor heating coil pipe around the window, the indoor temperature uniformity is improved, and comfort is improved.

The utility model provides a prefabricated part positioning, mounting and connecting structure. The prefabricated part positioning, mounting and connecting structure comprises two vertical side plates; a left wing plate perpendicular to the two side plates is integrally formed on the upper portions of the left sides of the two side plates, a right wing plate perpendicular to the two side plates is integrally formed on the lower portions of the right sides of the two side plates, the side plates, the left wing plate and the right wing plate form U-shaped hoop plates, and the two hoop plates are installed in an aligned mode to form a prefabricated frame. Four elastic buffer layers are mounted on the inner side of the hoop plate, and mounting assemblies are arranged between the elastic buffer layers and the hoop plate. Through a double positioning structure of the positioning strips and the positioning grooves and the L-shaped connecting blocks and the L-shaped connecting grooves, the relative positions of the two hoop plates can be rapidly and accurately determined in the installation process, installation deviation is effectively reduced, and therefore the installation precision of the prefabricated part is improved, the stability of the whole building structure is ensured, and the construction period is shortened. The fixing bolts are connected through the L-shaped connecting blocks and the threaded grooves in the L-shaped connecting grooves, stress is more uniform, and connection is firmer.

The utility model relates to the technical field of industrial oxygen supply, and discloses a multichannel oxygen supply device for industrial production, which comprises an oxygen supply pipe, the tail end of the oxygen supply pipe is communicated with a header pipe, the header pipe is provided with a plurality of oxygen supply main pipes, the oxygen supply main pipes are communicated with the header pipe, and each oxygen supply main pipe is provided with a first control valve. A plurality of connectors are arranged on the two sides of the oxygen supply main pipe, a second control valve is arranged on each connector, and an oxygen supply branch pipe is arranged on the end face of each second control valve. An oxygen supply main pipe, a first control valve, a second control valve and other components are utilized. Through the two control valves, accurate control over a plurality of oxygen supply main pipes and oxygen supply pipes can be achieved, multi-channel oxygen supply is achieved, the structure that the arc-shaped protruding blocks are matched with the arc-shaped notches is adopted between the oxygen supply main pipes and the oxygen supply pipes, air leakage is not prone to occurring, the angle of the oxygen supply main pipes and the oxygen supply pipes can be easily adjusted through the structure, and the oxygen supply effect is good. Therefore, the connection requirements of oxygen supply pipelines in various complex environments are met.

The invention discloses an underground belt conveyor head data communication system and method based on a wireless sensor, relates to the technical field of data communication, and solves the technical problem that a large amount of time needs to be spent on fixation release and rewiring when the position of a sensor is adjusted or a connecting line is replaced due to the fact that the connecting line is fixed in a physical mode in the prior art. The method comprises the following steps: acquiring data information through a wireless sensor, and setting a data frame header of the wireless sensor; constructing a digital signal identification mark; judging whether a repeater is added in the transmission path or not; if yes, calculating the number of increased repeaters; if not, transmitting the digital signal to a LoRa gateway; judging whether the digital signal received by the host is complete; if yes, data communication is completed; if not, counting the number of available communication interfaces on the host, and judging whether the communication network interfaces meet the connection requirements of the corresponding equipment or not; if yes, data communication is completed; if not, adding a corresponding communication network interface; according to the invention, wiring is simplified, and the complexity of data transmission is reduced.

This application relates to the field of medical device design and discloses a splitter structure and rehabilitation equipment. The splitter structure is used in a pelvic floor muscle rehabilitation device and includes: a splitter body, a first connecting wire, and at least two second connecting wires. The splitter body is provided with a first docking portion and at least two second docking portions. The two ends of the first connecting wire are electrically connected to the output end of the pelvic floor muscle rehabilitation device and the first docking portion, respectively. One end of the second connecting wire is used to dock with an electrode stimulation component, and the other end is detachably docked with a second docking portion. The second docking portion and the corresponding second connecting wire are respectively provided with a first limiting structure to restrict the rotation of the second connecting wire relative to the second docking portion during the insertion process. This application enables the expansion connection of multiple electrode stimulation components with only one output port on the rehabilitation device body, while improving the guidance and electrical connection stability during the insertion and removal process. It has a compact structure and strong expandability.

The present application relates to the technical field of traction device, in particular to a simple and detachable traction device in fracture surgery, which comprises a folding mechanism installed at one end of a patient's bed for adjusting the length of traction according to the length of the patient's lower limbs, an adjusting mechanism installed on the folding mechanism for self-adaptive adjustment according to the angle of traction of the patient's lower limbs, and a traction mechanism installed on the folding mechanism for improving the stability of the traction weight. The device is composed of the folding mechanism, the adjusting mechanism and the traction mechanism, and is unfolded or recovered through mutual folding and sliding. Compared with the traditional traction device which is assembled separately by taking a large number of connecting pieces off the placing rack, the device has the effects of convenient and quick disassembly and small floor area. Meanwhile, the setting of the traction mechanism further improves the stability of the traction weight, reduces the influence of external force on the traction weight, and enhances the stability of the device in traction angle.

The utility model relates to a 2P~4P traditional miniature circuit breaker intelligent power distribution module connecting device, aims at solving the problem of single function, poor expansibility of traditional 2P~4P traditional miniature circuit breaker, and poor commonality of intelligent miniature circuit breaker. The device is composed of intelligent power distribution module connecting device, dovetail groove base etc. traditional 2P~4P traditional miniature circuit breaker is connected with intelligent power distribution module connecting device through round copper bar hard connection, and circuit breaker of different connection height is adapted by utilizing dovetail groove base. The device makes traditional miniature circuit breaker have accurate measurement, multidirectional protection, Ethernet communication function, and strong adaptability, and is convenient for on-site reconstruction project implementation.

This invention relates to a lightweight, portable, flexible pressurized chamber, comprising: a flexible chamber body, a webbing layer, several integrated interface bases, and a limiting rod; the flexible chamber body is fitted with a sealing zipper; the webbing layer includes multiple first webbing strips that wrap laterally around the periphery of the flexible chamber body, and multiple second webbing strips that wrap longitudinally around the periphery of the flexible chamber body, the multiple first webbing strips and multiple second webbing strips interlacing to form a mesh structure; a portion of the continuously arranged second webbing strips are strip structures each having an independent head and tail, the head having a first perforation and the tail having a second perforation, the first perforation and the second perforation being coaxially arranged; the limiting rod can be sequentially inserted into the first perforation and the second perforation of the portion of the continuously arranged second webbing strips to limit and fix the second webbing strips in this portion. The mesh structure formed by the interlaced webbing layer covering the periphery of the flexible chamber body can effectively constrain and distribute the stress generated by the internal pressure of the chamber, improving stability.

The utility model provides a linkage opening and closing mechanism of a high-voltage switch, which relates to the technical field of switch control of high-voltage electrical equipment, and comprises a mounting rack for fixing the equipment, the front side of the mounting rack is fixedly connected with a power mechanism for opening and closing, and the right side of the power mechanism is movably connected with a connecting structure for connecting the opening and closing; the rear side of the connecting structure is fixedly connected with a switching-on and switching-off structure, the two sides of the switching-on and switching-off structure are movably connected with three groups of wiring terminals, and the bottoms of the wiring terminals are fixedly connected with the top of the mounting frame. By arranging the mounting rack, the power mechanism, the connecting structure and the opening and closing structure, the problems of arc damage, complex mechanical interlocking structure and high failure rate caused by asynchronous actions of the traditional opening and closing mechanism of the existing switch are solved.

The invention belongs to the technical field of cast steel joints, and discloses a movable steel structure special-shaped cast steel joint which comprises a first supporting pipe, a second supporting pipe and a third supporting pipe are sequentially arranged on the outer side of the middle of the first supporting pipe, and a fourth supporting pipe is arranged between the second supporting pipe and the third supporting pipe; the two ends of the first supporting pipe, the top end of the second supporting pipe, the top end of the third supporting pipe and the top end of the fourth supporting pipe are each provided with a guide limiting assembly. Two sets of connecting lugs are further arranged on the outer side of the middle of the first supporting pipe, and one end of each connecting lug is movably connected with a connecting pipe. By arranging the guiding and limiting assemblies, the connecting lugs and the connecting lugs, the guiding and limiting effects can be achieved in the connecting process with a steel pipe, connection with an inclined pipe can be achieved conveniently, meanwhile, the inclined pipe can achieve the small-range swinging effect, and then a certain anti-seismic effect can be achieved; and the connection requirement between the steel pipes is better met.

The utility model discloses a stand column connector suitable for a corner full-screen glass handrail, which comprises a structure body, a stand column structure is arranged on the structure body, a handrail connector structure is arranged at the upper end of the stand column structure, and a supporting structure is arranged at the lower end of the stand column structure. The handrail connector structure and the supporting structure are fixedly connected with the stand column structure through a locking structure, a plurality of clamp structures are arranged at the outer end of the stand column structure, and glass connector structures are arranged on the two sides of each clamp structure. The connecting device is simple and reasonable in structure, convenient to use, firm and stable in structure, various in connecting and mounting modes, capable of meeting the connecting requirements under operation under different conditions, capable of achieving multi-angle selection and wide in application range, and the working efficiency and the working quality are improved.

The utility model belongs to the technical field of pipeline connection, and particularly relates to a recyclable pipeline multi-thread connector which comprises a mounting pipe, a first connecting pipe is rotatably mounted on the outer wall of the mounting pipe in a sealed mode, and a hexagonal block is integrally arranged on one side of the first connecting pipe. A first external thread is arranged on the outer wall of the mounting pipe and located outside the first connecting pipe, an external pipe is screwed to the outer wall of the mounting pipe through the first external thread, the end, located at the joint, of the external pipe is sleeved with a fastening sleeve, and an inner connecting piece or an outer connecting piece is arranged on the outer wall of the hexagonal block; the inner connecting piece comprises a communicating hole formed in one side of the hexagonal block, the communicating hole communicates with the first connecting pipe, and a first internal thread is arranged on the inner side of the communicating hole; the pipeline connector can be conveniently connected with an external threaded connector, the convenience and adaptability of equipment use are improved, and the connection requirements of different types of pipeline connectors can be met.

The invention discloses a printed circuit board and a display module, the printed circuit board comprises a substrate, at least one side surface of the substrate is provided with a plurality of FPC connection areas, and each FPC connection area is internally provided with a plurality of metal fingers arranged along a first interval; wherein the plurality of FPC connection areas comprise at least one first FPC connection area and at least one second FPC connection area, the projections of the first FPC connection areas and the second FPC connection areas in the same plane are alternately arranged along the first direction, the projections of the adjacent first FPC connection areas and second FPC connection areas in the second direction are partially overlapped, and the second direction is perpendicular to the first direction. According to the invention, the metal finger arrangement space requirement can be met, and the boundary dimension of the printed circuit board can be reduced.

The utility model discloses a communication connector with an adjustable bending angle, which relates to the technical field of communication devices and comprises a connector head and a connector tail, a rubber hose is mounted between the connector head and the connector tail, a first fixing sleeve is movably connected to the outer side of the connector tail, and a second fixing sleeve is movably connected to the outer side of the connector head. Mounting assemblies are symmetrically mounted in the first fixing sleeve and the second fixing sleeve, a mounting seat is fixedly connected to the outer side wall of the first fixing sleeve, an assembling groove is formed in one end of the mounting seat, an assembling block is movably connected into the assembling groove, a hinge plate is hinged to the other end of the assembling block, and the other end of the hinge plate is hinged to the outer side of the second fixing sleeve. By adopting the structure, the connector can meet the connection requirements of different directions and angles, enhances the adaptability and compatibility of the connector, is suitable for various application scenes, improves the universality and practicability of the connector, and can be more flexible during installation.

The invention discloses a cable arrangement connecting device for photovoltaic power generation in the technical field of photovoltaic power generation, and the device comprises a communication unit which comprises a communication part located between two pipelines, connecting parts symmetrically arranged at the two ends of the communication part, and two groups of adjusting parts symmetrically connected to the communication part in a sleeving manner. The limiting component is arranged in the connecting component; and the driving unit comprises a driving part connected to the middle section position of the communicating part in a sleeving mode, inserting parts arranged on the two sides of the driving part, and sleeving parts symmetrically connected to the communicating part in a sleeving mode, and the outer side faces of the sleeving parts are fixedly connected with the inner side face of the adjusting part. Corresponding size adjustment can be carried out according to the size of a to-be-connected pipe sleeve, then connection can be applied to sleeves of different sizes, meanwhile, the size of the two ends can be independently adjusted, the connection requirement between the two sets of sleeves of different sizes is met, and the use flexibility of the device is further improved.

The utility model discloses a kind of high-voltage cable quick prefabricated flexible connector, it is related to cable field, including soft connection subassembly, the soft connection subassembly includes cable one, and the fixed sleeve is fixedly connected in the fixed sleeve inside the fixed ring of being fixedly connected with several in cable one core, which is sleeved on the fixed ring of cable one core. Advantageous effect lies in: soft connection subassembly is prefabricated part, and the standardized assembly of cable one and fixed sleeve is completed in factory, and the complex process such as field stripping, welding is reduced, and only needs to be connected cable two and connection terminal subassembly fast fixed when repairing, and then through mechanical structure realizes the butt joint with soft connection subassembly, entire process does not need to rely on professional welding equipment, significantly shorten field operation time, satisfy the timeliness requirement of fault repair.

The utility model belongs to the technical field of drainage pipe installation, specifically relates to a water supply and drainage pipeline connector, including fixed pipe, both ends of fixed pipe are fixed with the connecting sleeve, two connecting sleeve interiors are equipped with at least one layer pipe pad, the pipe pad is pasted on the inner wall of connecting sleeve, connecting sleeve side wall is provided with a plurality of stable components, the stable component includes the sliding slot that has been set up in the connecting sleeve inner wall, the arc plate that is slidably arranged in the sliding slot, the threaded hole that has been set up in the middle part of sliding slot, the fixed bolt that is screw threadedly connected in the threaded hole, the fixed bolt end portion is rotatably connected with arc plate, through increasing or reducing the quantity of pipe pad, can adjust the connecting structure according to the water supply and drainage pipeline of different size, satisfies the pipeline connection demand of diversification.

This invention relates to the field of sensor connectivity technology, and discloses a method, apparatus, and computer device for connecting a sensor to a data acquisition and storage medium. The method includes: acquiring a sensor with independent identification information and configuring multiple candidate connection interfaces of the data acquisition and storage medium to obtain multiple connection interfaces with unified attributes; physically connecting the sensor to any one of the connection interfaces with unified attributes in the data acquisition and storage medium to obtain an initial connection state; using target recognition technology for identification to obtain identification information; performing sensor information calibration and generating a data acquisition scheme, which is used to acquire physical change data of valve operation and store the physical change data through the data acquisition and storage medium. This invention is applied to the field of valve diagnosis, possessing a reliable and convenient sensor information management mechanism, a highly convenient sensor usage mechanism, a unified and extremely broad backup interface strategy, and compatibility with more types of sensors.

The invention provides a chip embedding structure of a hybrid integrated circuit and a preparation method thereof, and the structure comprises a packaging substrate (1), the packaging substrate (1) is provided with an embedding groove (11) and BGA solder balls (2), the embedding groove (11) is internally connected with a multi-layer chip interconnection assembly (3), the multi-layer chip interconnection assembly (3) is connected with an AlN substrate (5), the embedding groove (11) is filled with heat-conducting insulation glue (6), and the BGA solder balls (2) are arranged on the packaging substrate (1). The AlN substrate (5) is electrically connected with the package substrate conductor through gold wire ball bonding. According to the preparation method provided by the invention, a multi-layer chip interconnection component embedded structure is adopted, so that the integration efficiency, the function density and the heat dissipation capability of integrated packaging of a chip embedded circuit are obviously improved, the internal structure space is fully utilized, and the high-density integration level and the packaging reliability are improved.

The application relates to the technical field of photovoltaic panel connecting equipment, and provides a photovoltaic panel junction box, which comprises a first junction box and second junction boxes located on the two sides of the first junction box, a first connecting assembly and at least one group of second connecting assemblies are arranged in the first junction box, the second junction box is matched with the first connecting assembly, the first connecting assembly comprises a first diode and a first metal sheet connected to the two sides of the first diode; the second connecting assembly comprises a second diode and a second metal sheet connected to the two sides of the second diode, the second metal sheet is respectively connected with a power line, the first junction box is provided with a mounting cavity, and a control assembly is mounted in the mounting cavity. Based on this, the connecting requirement of the dual-power solar panel can be met, and the problems of heat generation and power loss can be avoided.