30results about How to "Realize concatenation" patented technology

The utility model provides a multidirectional movable drag chain structure and a slide rail. The multidirectional movable drag chain structure comprises a plurality of first drag chain units and a plurality of second drag chain units, the second drag chain unit is rotatably connected between the two adjacent first drag chain units, so that the two adjacent first drag chain units can rotate in one direction or multiple directions through the second drag chain unit. The utility model relates to the technical field of automobile manufacturing, and can solve the problem that a drag chain in the prior art cannot adapt to an installation environment and has a height difference.

The invention discloses a flow battery multi-stack cascade test system, and relates to the technical field of flow battery energy storage systems. The flow battery multi-stack cascade test system comprises a stack setting module which comprises a plurality of stack setting units, each stack setting unit comprises a plurality of stack setting groups, and each stack setting group comprises at least one stack setting mechanism; the galvanic pile arrangement structure is used for arranging a galvanic pile and comprises a galvanic pile positive electrode liquid inlet, a galvanic pile negative electrode liquid inlet, a galvanic pile positive electrode liquid outlet and a galvanic pile negative electrode liquid outlet; and the electrolyte circulating module comprises a positive electrode liquid storage tank, a negative electrode liquid storage tank, a positive electrode main liquid inlet pipeline, a positive electrode auxiliary liquid inlet pipeline, a positive electrode main liquid return pipeline, a negative electrode main liquid inlet pipeline, a negative electrode auxiliary liquid inlet pipeline, a negative electrode main liquid return pipeline and a plurality of control valves arranged in the pipelines. According to the technical scheme of the invention, multiple liquid supply modes in the flow battery multi-stack cascade test system can be realized, and the influence of different liquid supply modes on the charge and discharge efficiency of the flow battery energy storage system can be detected.

The invention discloses a buried point data determination method and device, electronic equipment and a storage medium. The method is applied to the electronic equipment, and an application program is installed in the electronic equipment. The method comprises the following steps: when an application runs, acquiring container exposure data in a current scene; shared data corresponding to a previous scene is obtained, and the previous scene is a scene associated with and adjacent to the current scene; and determining burying point data according to the container exposure data and the shared data corresponding to the previous scene, and taking the container exposure data as the shared data corresponding to the current scene. According to the scheme provided by the invention, automatic acquisition of the burying point data can be realized under the condition that a platform is not limited, the maintenance cost is reduced, and meanwhile, series connection of cross-scene data is realized, so that the depth and the precision of user behavior analysis are improved.

This utility model discloses a serial connection mechanism for ring-shaped parts, relating to the field of ring-shaped part processing technology. It includes a first feeding pipe, a second feeding pipe, and a serial connection module. The first and second feeding pipes are used for feeding a first workpiece and a second workpiece, respectively. The first feeding pipe has a first channel, and the second feeding pipe has a second channel, with the tail end of the first channel located above the tail end of the second channel. The first workpiece output from the tail end of the first channel overlaps with the second workpiece output from the tail end of the second channel. The serial connection module includes a lifting drive and a connecting component. The lifting drive is located below the tail end of the second channel, and the connecting component is connected to the lifting drive. The lifting drive drives the connecting component to rise to sequentially connect the second workpiece and the first workpiece. This utility model has a simple structure, low production cost, greatly improves processing efficiency, and significantly reduces the defect rate.

The utility model provides an emergency stop button. The emergency stop button comprises a main shell; the plurality of sub-buttons are uniformly arranged in the main shell, and each sub-button comprises a sub-shell, a plurality of sub-buttons and a plurality of sub-buttons, the first connecting piece is arranged in the sub-shell and comprises a first conductive contact and a second conductive contact which are electrically connected with each other; the triggering mechanism is in contact with the first connecting piece; the second connecting piece is arranged in the main shell and is used for being electrically connected with the first conductive contacts of the plurality of sub-buttons at the same time; the third connecting piece is arranged in the main shell and is used for being electrically connected with the second conductive contacts of the plurality of sub-buttons at the same time; when the sub button is pressed, the trigger mechanism drives the first connecting piece to move, and the electric connection between the first conductive contact and the second connecting piece and / or the electric connection between the second conductive contact and the third connecting piece are / is disconnected. Due to the split design of the sub-buttons of the scram button, the mistaken touch prevention probability of the scram button is increased.

The utility model discloses a cable connector, which comprises a connector body, a plurality of uniformly distributed plug wire holes are arranged on two sides of the connector body, a movable groove is arranged in the connector body, an insulating frame is fixedly connected on the inner bottom wall of the movable groove, and two groups of symmetrical conductive blocks are fixedly connected on the upper end face of the insulating frame. Arc-shaped grooves are formed in the upper end faces of the conductive blocks, the wire inserting grooves correspond to the arc-shaped grooves in a one-to-one mode, space can be reserved for a cable through the corresponding arc-shaped grooves in the two sets of conductive blocks, the cable is made to make contact with the arc-shaped grooves, the cable is pressed through cooperation with the arc-shaped pressing blocks on the lower end faces of the positioning plates, and the cable is prevented from loosening and falling off. According to the invention, rapid installation and wiring of the cable can be realized, the cable is bundled, the cable is prevented from being disordered, the stability of the cable in the use process is effectively improved, the problems of line aging, electric leakage, short circuit and the like are prevented, and the use safety of the cable is improved.

The invention provides a full-automatic standard chromatography system, which comprises a replaceable multi-column module, a column top pipeline and a column bottom pipeline, the top and the bottom of the replaceable multi-column module are respectively connected with the column top pipeline and the column bottom pipeline; the fluid conveying unit is connected with the column bottom pipeline and can convey different fluids to each chromatographic column according to different chromatographic stages, and the fluids comprise products, eluent cleaning fluid and the like; the fluid collection unit is connected with a column top pipeline of each chromatographic column and can collect different fluids, including waste liquid, intermediate products and the like, passing through the chromatographic columns according to different chromatographic stages; when in use, the two chromatographic columns can be alternately used to realize alternate operation of continuous chromatography; the device has the advantages that the device can operate independently, and the working efficiency is improved.

This application relates to a composite hot water supply system and control method. The composite hot water supply system includes a heat pump unit, a photovoltaic heating device, an electric heating device, a heated water tank, an insulated water tank, a water supply terminal, and a control component, all connected via a piping assembly. The heat pump unit and the photovoltaic heating device are connected in parallel and then in series with the electric heating device. A first series branch in the piping assembly is connected to the outlet of the heat pump unit and the inlet of the photovoltaic heating device, respectively. A second series branch is connected to the outlet of the photovoltaic heating device and the inlet of the heat pump unit, respectively. The control component controls the flow direction of water within the piping assembly. The composite hot water supply system provided by this application, through the switching of the connection states of the heat pump unit, photovoltaic heating device, and electric heating device by the control component, can switch to the optimal operating mode according to the operating conditions, ensuring hot water demand while maximizing energy utilization and reducing the energy consumption of the composite hot water supply system.

The invention belongs to the technical field of detection equipment, and provides battery management detection equipment and a detection method.The battery management detection equipment comprises a power source, a master controller and a plurality of simulation battery monomers, the simulation battery monomers are sequentially connected in series, and the power source and the simulation battery monomers are connected in parallel; the master controller is electrically connected with the power supply; the main controller is in communication connection with the plurality of simulation battery monomers; the simulation battery monomer comprises a signal isolation module which is in communication connection with the master controller. The signal isolation module is electrically connected with the power supply; the main controller is used for controlling the plurality of simulation battery monomers to detect the battery; the single positive electrode and the single negative electrode of each single battery are connected with the corresponding control voltage monitoring circuit, so that the corresponding circuit is monitored, multiple groups of circuits are monitored, and the monitoring quantity is increased.

The utility model provides an LED chip and an LED lamp strip. The LED chip comprises a first base island, a second base island, a third base island, a fourth base island, a driving control chip, a first lamp bead, a second lamp bead and a third lamp bead, the first lamp bead and the second lamp bead are arranged on the second base island, the third lamp bead is arranged on the third base island, and the driving control chip is arranged on the fourth base island; the data input end of the driving control chip is connected with the first base island, the data output end is connected with the fourth base island, the power supply end is connected with the second base island, the grounding end is connected with the third base island, and the first, second and third driving ends are respectively connected with the cathodes of the first, second and third lamp beads; the anodes of the first, second and third lamp beads are connected with the third base island; a data input pin is led out from the first base island, a power pin is led out from the second base island, a common ground pin is led out from the third base island, and a data output pin is led out from the fourth base island. According to the LED chip and the LED lamp strip, series connection and / or parallel connection of the lamp strips can be achieved, the flexibility is higher, and the application range is wider.

The utility model belongs to the technical field of electrochemical inactive parts, and particularly provides a conducting bar, a battery module and a battery pack. The conducting bar comprises a main body, the main body is provided with two side parts which are oppositely arranged in the arrangement direction of positive and negative pole columns of a battery cell, the two side parts are respectively connected with a connecting part, and the two connecting parts are used for connecting the pole columns of different battery cells on the two sides of a line of battery cells. The battery module comprises at least two columns of battery cells, and in conducting bars used for connecting the battery cells in the same column, at least one conducting bar is consistent with the conducting bar in structure. The battery pack comprises the battery module. According to the utility model, the conducting bar can be connected with the poles at different sides of the center line, and at the moment, the positions of the output end positive pole and the output end negative pole can be determined firstly, so that the output end positive pole and the output end negative pole are ensured to be at the same side and have a large insulation distance.

The utility model discloses a thin-film electric device with a folding fixing structure and a power supply system, and relates to the technical field of thin-film batteries, the thin-film electric device with the folding fixing structure comprises a plurality of conductive units and binding structures, each conductive unit comprises a substrate and a tab, the tab is arranged on one side of the substrate, and the plurality of conductive units are overlapped; the binding structure comprises at least one binding piece, and the binding piece penetrates through the substrate and the tabs, so that the plurality of conductive units are connected in series or in parallel; the end part of the binding piece is provided with a folded fixing part, and the fixing part extends outwards away from the center line of the binding structure and abuts against the outer surface of the conductive unit. According to the technical scheme of the utility model, the binding structure is adopted to bind the plurality of stacked conductive units, so that the plurality of conductive units are connected in parallel or in series; and the folded fixing part is arranged at the end part of at least one binding piece, and the conductive unit is tightly fixed by the fixing part, so that the mechanical property and the connection stability of the whole thin-film electric device are improved.

The utility model discloses a technology cable conduction tool used for improving test efficiency, comprising a conduction socket or a conduction plug, the conduction socket comprises a socket housing, the socket housing is internally provided with a socket dustproof cover, an insulator 1, a jack, a connection clamping cap, a clamping cap gasket, a wave spring, a clamping ring and a cable cover 1, and each component of the socket is provided with an insulator 2 and a cable cover 3. Silicon rubber is arranged at the joints of the two connected component parts for insulation; the conducting plug comprises a plug shell, a plug dust cover, an insulator II, a contact pin, a clamping ring and a cable cover II are arranged in the plug shell, and in each component of the plug, silicon rubber is arranged at the joint of two connected components for insulation. The tool provided by the utility model is mainly applied to the conduction insulation test of a process cable, solves the problem of the conduction insulation test method of various types of multi-core cables of a carrier rocket, and effectively improves the reliability and efficiency of the test work of post operators.

The present invention provides a high-power pulse microwave power source device, which relates to the field of high-power microwave pulse technology. The high-power pulse microwave power source device includes a cabinet, a first working room is arranged on one side of the cabinet, a power supply device, a high-voltage silicon stack, a transistor, a filter capacitor and a transformer are arranged from top to bottom in the second working room, and a first connecting terminal and a second connecting terminal distributed in a spiral are arranged on the inner side of each of the charging and discharging components, and the spiral conductor frame is rotated upward to be able to pass through the first connecting terminal and the second connecting terminal of each of the charging and discharging components in sequence, and the outer side of the spiral conductor frame is inlaid with a first copper conductor bar, and the first copper conductor bar is used to connect adjacent charging and discharging components. By setting a spirally distributed charging and discharging component and combining the rotating and ascending spiral conductor frame, the first copper conductor bar connects the adjacent charging and discharging components in series with each other, so that the pulse signal output by the power source device is not single.

The invention provides a charging system, which comprises a charger system and a plurality of charging assemblies arranged in series, and is characterized in that each charging assembly comprises a shell; the plurality of interfaces are arranged on the shell, the plurality of interfaces at least comprise a first interface, a second interface and a third interface, and at least one of the first interface and the second interface is a detachable interface; the first interface is electrically connected with the charger system or is electrically connected with the second interface of the adjacent charging assembly; the third interface is connected with an energy storage device, and the charging assembly is used for controlling the energy storage device connected with the charging assembly to be connected into or disconnected from the charging system. According to the charging system, the charging assemblies adopt extensible design, the number of the charging assemblies can be expanded according to the number of the energy storage devices, the charging interfaces are not limited, the corresponding charging interface is provided for each energy storage device, and the charging system has great application prospects.

The novel linkage type speed reducer comprises a speed reducing motor, a first worm is fixedly installed on an output shaft of the speed reducing motor, and a transmission shaft is fixedly installed at the end, away from the speed reducing motor, of the first worm. The worm I is in meshed connection with a worm gear I which is vertically arranged, one end of the worm gear I is fixedly provided with a connecting shaft, one end of the connecting shaft is fixedly provided with a worm II, and the worm II is in meshed connection with a worm gear II which is vertically arranged. An output position is added through the transmission shaft to achieve the effect of multi-stage linkage, series connection use of the multi-point transmission speed reducer is achieved, and the problem which cannot be achieved through a conventional speed reducer in the current market can be well solved. The speed reducer adopts the transmission shaft and can rotate along with the photovoltaic panel, and the transmission pipe can be fixed below the bracket, so that the problem of drooping of the transmission pipe is effectively solved.

The invention discloses an offshore explosion measurement equipment release device based on a water pressure signal, which comprises a test platform, measurement equipment and a release device are installed on the test platform, the measurement equipment and the release device are fixed on the test platform through fixing devices, a water pressure sensor is installed on the release device, and the water pressure sensor is connected with the test platform. And after the water pressure sensor acquires that a water depth signal exceeds a threshold value, the releasing device works, the fixing device is loosened, and the measuring equipment is released. The offshore explosion measurement equipment release device based on the water pressure signal is suitable for an automatic release system of the offshore explosion measurement equipment under a certain water depth condition, the water depth is judged by measuring the current water pressure according to the corresponding relation between the water depth and the water pressure, and the release time of the measurement equipment is determined.

The LED lamp strip comprises a first mounting plate and a second mounting plate, lamp beads are fixedly arranged on the first mounting plate, the plugs are fixedly arranged on the second mounting plate, a mounting structure is detachably arranged on the outer side of the first mounting plate, and the mounting structure comprises a bottom shell, an upper cover plate and a connecting plate. Therefore, the lamp beads are protected through the mounting structure; the first mounting plate is detachably arranged in the bottom shell and the upper cover plate, the first mounting plate and the second mounting plate are both provided with first mounting holes, the first mounting plate is provided with second mounting holes, and contact pieces are fixedly arranged in the first mounting holes and the second mounting holes; therefore, circuit communication between the first mounting plates or between the first mounting plates and the second mounting plates is facilitated.

An ammonia refining device comprises an ammonia crystallizer set, the ammonia crystallizer set is connected with a stripping tower, the ammonia crystallizer set comprises two ammonia crystallizers, and the two ammonia crystallizers are arranged in parallel; the adsorption tank group is connected with the ammonia crystallizer group, the adsorption tank group comprises two adsorption tanks, and the two adsorption tanks are arranged in parallel; the ammonia liquid separator is arranged at the outlet end of the adsorption tank group; the first overline is arranged between the two ammonia crystallizers, so that the two ammonia crystallizers are connected in series; the second overline is arranged between the two adsorption tanks, so that the two adsorption tanks are connected in series; the third overline is arranged between the ammonia crystallizer group and the ammonia liquid separator, the ammonia crystallizers are provided with processes which can be operated in parallel or in series, and the ammonia crystallizers can be flexibly adjusted according to the quality of gas ammonia. The adsorption tanks can be arranged in parallel, in series and in a cut-out process, and can be flexibly adjusted according to the quality of ammonia gas. Through the flow setting, the gas ammonia quality can be flexibly adjusted, enough space is reserved for actual operation, and the operation is more convenient.

The invention belongs to the technical field of semiconductor clamping welding, and particularly relates to semiconductor clamping welding equipment for brushing solder paste on the surface of a chip, which comprises a rack, a track chip passing mechanism, a solder paste brushing mechanism, a die punching mechanism, a bonding head mechanism, an upper visual mechanism, an unwinding mechanism and a lower visual mechanism, the unwinding mechanism is arranged on one side wall of the rack, the rail sheet passing mechanism is arranged at the top of the rack, the solder paste brushing mechanism and the upper vision mechanism are both arranged on one side of the rail sheet passing mechanism, the head bonding mechanism is arranged at one end of the rail sheet passing mechanism, and the lower vision mechanism is arranged at the other end of the rail sheet passing mechanism. After being connected with the lead frame through an inlet of the track chip passing mechanism, the lead frame enters equipment, and in the process that the lead frame is continuously clamped by a clamping jaw in a track of the track chip passing mechanism, tin paste brushing, Clip die punching, Clip mounting to the lead frame and visual detection are sequentially completed; and the position precision of the solder paste on the surface of the chip is improved, and the consistency precision of the size of the solder paste is also improved.

The utility model provides a kind of semiconductor material conveying system;The semiconductor material conveying system includes several conveying lines, rotating device, horizontal moving device and protective device;Each conveying line includes at least one section of conveying unit, each conveying unit is connected head to tail to form straight line conveying line;Horizontal moving device is located between every two conveying lines that are parallel and interval arrangement;Rotating device is located at the intersection of every two conveying lines;Protective device is located at the port where horizontal moving device and conveying line butt joint, and the port where rotating device and conveying line butt joint;Protective device includes the blocking mechanism of switchable state, the state of blocking mechanism includes first state and second state.The conveying system can realize the series connection between each work station, avoid the overrunning of semiconductor material on conveying line, improve the safety and stability of semiconductor material conveying;And, the conveying system can make full use of the space in factory area, significantly improve space utilization.

This invention belongs to the field of batteries, specifically a heat exchange component. It overcomes the problem of excessive localized heat at the terminals of individual cells in existing battery packs, leading to thermal runaway. The heat exchange component includes a water-cooled pipe and multiple conductive components. The inner cavity of the water-cooled pipe serves as a cooling water flow channel. Multiple conductive components are spaced apart along the length of the water-cooled pipe on its outer wall. Each conductive component connects the polarity terminals of two adjacent individual cells, achieving series connection of the individual cells. The water-cooled pipe and each conductive component are insulated. The heat generated at the battery polarity terminals is dissipated through the heat exchange component. Simultaneously, the conductive components of this invention enable series connection between individual cells. Furthermore, this invention can achieve heat exchange using water cooling. Compared to insulating oil cooling, water cooling better meets the efficient, economical, and environmentally friendly cooling requirements of battery systems.

The invention discloses a short-circuit current test device for a large current generation module and a turn-off device, which is particularly suitable for testing high-performance power electronic devices such as an insulated gate bipolar transistor (IGBT), an integrated gate commutated thyristor (IGCT) and the like. The test device integrates a large current generation module based on a direct current support capacitor bank, a reactor, a control device formed by an auxiliary valve bank, a measuring device and other parts, and aims to accurately control the performance of a power electronic product in a short-circuit current test and meet the test requirements of a high-voltage large-power device. The device provides a comprehensive test platform for the function and performance test of the turn-off devices, and provides solid technical support for the application of the devices in a power grid.

The invention provides a jet printing module and a printing device. The printing device comprises a mounting frame and the jet printing module mounted on the mounting frame. The jet printing module comprises a mounting plate and a plurality of nozzles mounted on the mounting plate, at least two mounting positions for mounting the nozzles are distributed on the mounting plate in the first direction and the second direction, the second direction is set as the moving direction of a printing medium, and the first direction is perpendicular to the second direction; the jet printing module further comprises a first adjusting assembly and a second adjusting assembly, the first adjusting assembly is arranged between the two adjacent nozzles in the second direction so as to be matched with the ends, in the first direction, of the nozzles, and the first adjusting assembly is used for adjusting the positions of the nozzles in the first direction. The first adjusting assembly is small in occupied space, the nozzles can be connected in series in the first direction and the second direction, the resolution ratio of the jet printing module can be improved, and the requirement for size expansion can be met.

The utility model discloses a kind of BIPV photovoltaic devices, including light-transmitting first bearing plate group, battery assembly, curved conductive sheet and light-transmitting or non-light-transmitting second bearing plate group;Battery assembly includes at least one battery string, the battery string includes multiple cell pieces, multiple the cell piece is successively connected in series and is arranged along the length direction of the battery string, curved conductive sheet is set between two adjacent cell pieces, the first end of the conductive sheet is connected with the front electrode layer of one of the cell piece, the tail end of the conductive sheet is connected with the back electrode layer of another cell piece, first bearing plate group, battery assembly and second bearing plate group are sequentially stacked, wherein, at the position corresponding with conductive sheet, first bearing plate group has first light shielding part and / or first refractive part, the design structure is compact, guarantees photoelectric conversion efficiency, appearance is beautiful, reliable in use.

The utility model belongs to the technical field of lithium batteries, and discloses a diaphragm-free naked battery cell, a naked battery cell unit, a battery, a battery module and electric equipment, the diaphragm-free naked battery cell comprises a plurality of first electrode plates and a plurality of second electrode plates which are stacked, the first electrode plates and the second electrode plates are alternately stacked, the first layer is the first electrode plates, the second layer is the second electrode plates, and the third layer is the second electrode plates. The last layer is the second electrode plate; a solid electrolyte layer is arranged between the adjacent first electrode plate and second electrode plate; and from the first layer to the last layer, the second tabs of the second electrode plates in the even number layers are electrically connected with the first tabs of the first electrode plates in the adjacent odd number layers behind the second electrode plates, and the voltage of the naked battery cell can be improved.

The utility model discloses an integral type light-emitting wall washer lamp which comprises a lamp shell, a lamp panel arranged in the lamp shell, end covers connected to the two ends of the lamp shell in a sealed mode, a glass cover arranged at a light-emitting opening of the lamp shell in a sealed mode and an installation support connected to the installation face of the lamp shell, the lamp panel is connected with the lamp shell, and the lamp panel is electrically connected with a control panel. The control panel is connected with a male connecting plug and a female connecting plug, the male connecting plug and the female connecting plug can be connected with an external lamp, a plurality of light-emitting bodies are welded to the lamp panel and linearly distributed on the lamp panel, and an integrated lens is arranged between the light-emitting bodies and the glass cover and connected with the lamp shell. According to the integrated lens, collimation and divergence processing is carried out on the luminous bodies which are linearly distributed, the luminous bodies emit uniform light beams with small chromatic aberration after being subjected to collimation and divergence optical processing of the integrated lens, no obvious light and shade connection area exists, the shape of the outer edge zone of the light beams is regular, and no light spots exist.

The invention relates to the technical field of ion exchange, in particular to a fluid treatment device. The fluid treatment device comprises a main body, the main body comprises an upper valve body, a rotating disc and a lower valve body which are coaxially arranged, the rotating disc is arranged between the upper valve body and the lower valve body, and the rotating disc can axially rotate along the central axis; the guiding assembly comprises a feeding pipe, a discharging pipe, a feeding circulation channel, a discharging circulation channel, a feeding connecting hole channel and a discharging connecting hole channel. The rotary disc is arranged between the upper valve body and the lower valve body, and the ports, communicated with the container, of the feeding connecting hole channel and the discharging connecting hole channel are formed in the peripheral side of the rotary disc, so that the rotary disc can be communicated with the container without a channel in the fixed shell, and the problem of material mixing caused by low sealing pressure and unreliable performance is solved.

The utility model relates to a plug conversion nipple for well logging, which comprises a shell, a guide sleeve is arranged in a cavity at one end in the shell, a spring is sleeved on the guide sleeve, a needle type conversion female socket is movably connected in the shell, and the needle type conversion female socket is in sliding connection with the end part of the guide sleeve and is elastically propped against the spring. A needle-type conversion female socket is arranged in a cavity at one end of the shell, a needle-type conversion male plug is arranged in a cavity at the other end in the shell, the needle-type conversion female socket and the needle-type conversion male plug are connected through a wire, a threaded sleeve is movably connected outside the shell on one side of the needle-type conversion female socket, and an annular clamping groove is formed in the periphery of the shell at the outer end of the threaded sleeve. A baffle ring clamped with the threaded sleeve and a clamping ring clamped with the baffle ring are arranged in the annular clamping groove, the outer portion of the clamping ring is held tightly through a spring clamping ring, a protective cap is arranged at one end of the shell and connected with the threaded sleeve in a threaded mode, and a screwed plug is arranged at the other end of the shell and connected with the shell in a threaded mode. The plug conversion nipple is convenient, small and portable. Instruments with different plug models are connected in series.

The utility model provides a stir-frying gas cooker, which relates to the field of cookers, and is characterized in that a combustion system is carried in a bottom shell, the stir-frying gas cooker comprises a combustor assembly, an ignition system and a battery assembly, a cooker table top is mounted at the top of the bottom shell, a liquid bearing disc is mounted on the cooker table top, a pot bracket is erected on the liquid bearing disc, and a big and small fire combustion channel is formed in a combustor; a stir-frying fire combustion channel is further formed in the combustor assembly and comprises a small fire stir-frying combustion channel and a big fire stir-frying combustion channel, the big fire and the small fire stir-frying combustion channel are communicated with the small fire connecting pipe through connecting pipes respectively, the stir-frying gas cooker further comprises an electric control system, and the gas amount of the stir-frying fire combustion channel is controlled by the electric control system. On the basis of an original big and small fire combustion channel, through the design of a specific combustor gas channel, and in cooperation with an ignition system, an electric control system and a battery assembly, multiple combustion modes of stir-frying and big and small fire are achieved, so that the whole bottom face of the pot is heated unevenly, and different cooking requirements are met.