189results about How to "Control opening and closing" patented technology

The invention discloses a drive for opening / closing an air-intake grid of an air conditioner, which comprises a casing of the air conditioner, an air-intake grid that can open / close on the casing, and a drive to open / close the air-intake grid. The drive is a fully integrated gear rack drive that can make the air-intake grid open / close. The output part of the fully integrated gear rack drive, namely the rack, is connected with the air-intake grid. The structure of the drive comprises a main driving mechanism at one end of the casing of the air conditioner and a driven mechanism at another end of the casing of the air conditioner, and the main driving mechanism and the driven mechanism are respectively arranged in a left and a right half closed box. By a step motor and a pinion on the shaft of the motor, a bull gear is driven, a first gear that is coaxial with the bull gear drives a first rack at the left side. A second gear that is coaxial with the bull gear drives first driving gears at the two ends of a long shaft, and a second driving gear drives a second rack at the right side. The synchronous and same-directional movement of the first rack and the second rack realize the synchronous movement of the air-intake grid at left and right side, so that the grid will open when the air conditioner is on, and close when the air conditioner is off.

The invention discloses a household intelligent controller and a control method thereof. The household intelligent controller comprises a master control chip (1), an infrared sensor (2), a counter (3), a timer (12) and an alternating-current touch switch (4), wherein the infrared sensor (2), the counter (3), the timer (12) and the alternating-current touch switch are electrically connected with the master control chip (1), and the infrared sensor (2) is two pairs of infrared transmission receivers. The controller also comprises a light sensor (13), and the light sensor (13) is electrically connected with the master control chip (1). The household intelligent controller can effectively judge whether people exist in a room or not, and the intelligent control over indoor electrical equipment or power supplies is realized. The intelligent degree is high, the practicality is strong, and the reliability of the controller is very high through accurate count and control. In addition, with the arrangement of the timer and the light sensor, the regulation flexibility of the controller is increased, and the controller is more intelligent and energy-saving. The on and off of the power supplies within a certain time is realized.

The invention discloses a machining and packing mechanism facilitating polishing. The machining and packing mechanism facilitating polishing comprises a working table, wherein a bottom rack is fixedlymounted at the lower end of the working table; the right side of the upper surface of the working table is fixedly connected with a first supporting rack in a welded manner; a cutting plate is movably connected between a telescopic rod and the inner side of the lower end of the telescopic rod; a second supporting rack is arranged on the left side of the first supporting rack; movable plates are separately movably connected to the front side and the rear side of the inside of the second supporting rack; a driving plate is connected between the movable plates in an engaged manner; the upper surface of each movable plate is fixedly connected with a limiting block; a fixed plate is fixedly mounted in the middle of the working table in a connected manner; the right side of a conveying roll iscoaxially connected with a first gear plate. According to the machining and packing mechanism facilitating polishing, a polishing device can polish several surfaces of a product simultaneously, manualsealing or packing is not required, the packing effect is good, and the machining and packing mechanism facilitating polishing is provided with a device which automatically transfers the product froma conveying device.

An intelligent household control system based on intelligent carpets comprises a plurality of intelligent carpets and execution electric appliances, and also comprises a central controller comprising a configuration module, a detection module and an instruction generation module. The configuration module divides and configures areas according to the positions of the intelligent carpets and stores the area information, the intelligent carpets are equipped with trample detectors, and the trample detectors are used to detect whether the people trample and output the trample feedback signals. The detection module receives the trample feedback signals comprising the information of the areas in which the intelligent carpets are located at every first preset time interval, the instruction generation module is used to generate different control instructions according to the trample feedback signals, and the control instructions are used to control the execution electric appliances to work. The intelligent household control system of the present invention controls all involved intelligent household equipment via the intelligent carpets, has a better control effect, is also equipped with various technologies, such as action identification, etc., can control the equipment to turn on and turn off, and is simpler and more reasonable.

The invention discloses a strawberry picking manipulator device. The device comprises a mounting plate, a fixed column, support plates and clamping arms; the fixed column is fixedly connected to the lower surface of the mounting plate, a fixed block is fixedly connected to the lower end of the fixed column, the support plates are fixedly connected to the left side and the right side of the fixed block respectively, the middle of the fixed column is sleeved with a sleeve, a driving bevel gear sleeves the sleeve, lead screws are arranged on the left side and the right side of the fixed block, driven bevel gears sleeve the upper ends of the lead screws, the driven bevel gears are meshed with the driving bevel gear, the middle of each lead screw is sleeved with a sliding block, a connecting rod is hinged to the top of each sliding block, one clamping arm is hinged to the other end of each connecting rod, and a motor is fixedly connected to the lower surface of the mounting plate. When thedevice is used for picking strawberries, by driving the lead screws to rotate positively and negatively, then opening and closing of the clamping arms can be controlled conveniently to perform strawberry picking operation, mechanized operation of strawberry picking is achieved, the picking efficiency is greatly improved, and time of workers is shortened.

The invention discloses a manipulator for transporting round steel. The manipulator includes a first jack catch and a second jack catch, wherein the first jack catch is rotationally connected with the second jack catch; the manipulator for transporting round steel still includes a gear assembly; the first jack catch includes a mounting rim and a first jack catch body; the mounting rim is provided with an arc-shaped internal rack; the second jack catch is provided with an arc-shaped outer rack and a second jack catch body; the gear assembly includes a first gear and a second gear; and the first gear is fixedly connected with the second gear. The manipulator for transporting round steel is advantageous in that with two jack catches controlled by the same gear, rotation angle can be controlled via the gear; open-close of the manipulator can be precisely controlled; fall-off and empty catch can be avoided; safe operation of factories can be facilitated; and structure can be simplified and production cost can be lowered.

The invention discloses a multichannel valve. The multichannel valve comprises a main flow pipe and a plurality of branch flow pipes. Valve elements are arranged in the branch flow pipes, an eccentric structure for controlling the valve elements is arranged at the bottom of a valve rod, the valve rod is rotated to drive the eccentric structure to rotate, control over opening and closing of the valve elements in the branch flow pipes can be achieved through the eccentric structure, and control over the flowing transportation directions of multiple kinds of fluid of the multichannel composite control valve can be achieved. The outer side of the valve rod above a valve shell is sleeved with a locking mechanism for locking the valve rod, and therefore the valve rod can be locked.

The invention discloses a porous pipe horizontal rotary spraying drill bit. The head of the porous pipe horizontal rotary spraying drill bit is provided with a drill bit section, the back of the drill bit section is coaxially connected with a slurry spraying section spraying high-pressure cement slurry towards soil mass, the back of the slurry spraying section is coaxially connected with a pressure measuring section for detecting pressure of the soil mass around the rotary spraying drill bit, the back of the pressure measuring section is coaxially connected with a slurry discharging section for receiving detection signals of the pressure measuring section and discharging the slurry, and the back of the slurry discharging section is coaxially connected with a connecting section connected with a porous rotary spraying drill rod. The porous pipe horizontal rotary spraying drill bit has a horizontal drilling and rectification function, slurry discharging flow can be effectively actively controlled, the surplus slurry is discharged smoothly, slurry backflow is avoided, values of pressure in the ground around the drill bit are controlled, soil mass pressure balance is guaranteed, quality of a horizontal rotary spraying pile and soil mass stability are guaranteed, and the effects of enlarging pile-forming diameters and effectively controlling ground settlement are achieved.

The invention discloses a combustion furnace and a combined structure thereof which comprise a combustion furnace body. An upward spiral water inlet pipe and a downward spiral water outlet pipe are arranged on the combustion furnace body, the water inlet pipe communicates with the water outlet pipe at the top, the water inlet pipe is connected with a water pump through a water inlet connector at the bottom, and the water outlet pipe is connected with a water outlet elbow at the bottom. A water inlet tank is arranged on one side of the water inlet connector, and a water outlet tank is arrangedon one side of the water outlet elbow. Heat generated by the combustion furnace can be utilized in time, and when the heat is insufficient, the heat is stored in the water tank for cyclic heating utilization.

The invention relates to a wear-resisting ball valve capable of resisting high temperature and high pressure. The wear-resisting ball valve comprises a valve body. A control hole is formed in the upper end of the valve body. A control assembly is arranged in the control hole. An execution assembly is mounted at the lower end of the control assembly and is arranged in the valve body. According to the wear-resisting ball valve, the following problems that in the existing process of controlling the conveying process of oil gas through a ball valve, the existing ball valve is mainly made of a metal material, friction force between ball valve parts is large, mechanical wear is prone to happening due to frequent use, consequently, the ball valve cannot be used normally, the requirement for sealing performance is high when the ball valve conveys gas, during use of the existing ball valve, airtightness is prone to being damaged after wear, wear resistance is poor, oil gas leaking is prone to being caused, and potential safety hazards exist can be solved.

The invention provides a water supply machine, and belongs to the field of water supply equipment. The water supply machine comprises a water pump, a pressure sensor, a controller and a machine box, wherein the pressure sensor is electrically connected with the controller; a contactless switch is arranged on the water pump; the controller is electrically connected with the water pump through the contactless switch; the pressure sensor is used for sensing the water supply pressure of the water pump; the controller contacts the on-off state of the contactless switch according to the pressure sensed by the pressure sensor. The water supply machine belongs to a water supply machine with the advantages that the water pressure is adjustable; the service life is long; the pressure regulation starting is fast.

The invention relates to the field of electroplating wastewater treatment tanks, and particularly discloses an electroplating wastewater treatment tank, which comprises a storage structure, a chip removal structure, a driving structure, a flow guide structure, a feeding structure, a cleaning structure and an angle adjusting structure. The driving structure is connected to the interior of the storage structure, and the cleaning structure is used for cleaning sludge and stirring an electroplating solution; one end of the driving structure is connected with the flow guide structure for aeration; and the cleaning structure can be conveniently driven by the driving structure to perform all-dimensional stirring in the storage structure, so that the stirring efficiency and the stirring quality are greatly improved, meanwhile, in the stirring process, gas conveniently passes through the flow guide structure and then enters the cleaning structure from the driving structure, wastewater in the storage structure is aerated by the cleaning structure, the stirring and mixing efficiency and quality of the wastewater are further improved, after sludge and scraps are deposited in the storage structure, the scraps and the sludge are conveniently scraped through the cleaning structure, and the treatment effect of the scraps and the sludge in the storage structure is better.

The invention discloses an oil field ultra-high water cut stage fly ash reinforced multiphase composite profile control and flooding method. The method comprises the following step: sequentially adopting fly ash reinforced foam, surfactant foam, microemulsion and water for profile control and flooding, wherein the fly ash reinforced foam is prepared from a gas phase and a liquid phase I; the liquid phase I is an aqueous solution of a foaming agent I, fly ash and a gas-liquid interface regulator; the surfactant foam is prepared from a gas phase and a liquid phase II; the liquid phase II is an aqueous solution of a foaming agent II; the microemulsion consists of a compound surfactant, a cosurfactant, an oil phase, an inorganic salt and water; and the compound surfactant is a compound of SDSand Tween 80. According to the method, through the action among the fly ash reinforced foam slug, the surfactant foam slug and the microemulsion slug, the opening and closing of a large pore channel can be regulated and controlled, the flow resistance is reduced, the regulation and flooding effect of blocking without blocking off is realized, the flow and production of crude oil are facilitated, and the purpose of economic and efficient development of an oil reservoir is achieved.

The invention discloses bearing ring automatic machining equipment. The equipment structurally comprises a controller, an operating console, a body, a tool, a soft claw disc mounting base and a soft claw disc. The operating console is arranged at one end of the top end surface of the body, and the soft claw disc mounting base is mounted at the other end of the top end surface of the body. The soft claw disc is movably mounted on the soft claw disc mounting base. The controller and the tool are mounted on the portion, located at one side of the operating console, of the body in parallel. The tool is located between the soft claw disc mounting base and the controller. The soft claw disc is composed of a claw, a sliding base, a claw body and a motor. The motor is located under the claw body. According to the bearing ring automatic machining equipment, through cooperation of the claw, the claw body, the motor and the like, on the one hand, a circular truncated cone is made to rise and fall continuously by means of forward and reverse rotating of the motor, meanwhile, the contact area is further increased through uniform three-point force application and an L-type structure and a piston of the claw, the clamping stability and the adjusting convenience are improved, and it is guaranteed that no single plane inner diameter / outer diameter variation deviation occurs when an extra-large thin-wall bearing is machined.

The invention relates to a seed drying device, in particular to a multifunctional agriculture and forestry seed drying device. The multifunctional agriculture and forestry seed drying device comprisesa moving wheel underframe mechanism, a seed conveying and drying bin mechanism, a drying fan mechanism, a feeding port material locking mechanism and an eccentric vibration feeding mechanism; the device can achieve automatic feeding, seeds are conveyed into a drying device, and then the seeds are dried in the seed conveying process; the device can control opening and closing of a feeding port, and then the feeding speed is controlled; the device can move; the moving wheel underframe mechanism is located under the seed conveying and drying bin mechanism and is in bolt connection with the seedconveying and drying bin mechanism; the drying fan mechanism is located over the seed conveying and drying bin mechanism; the feeding port material locking mechanism is located over the seed conveyingand drying bin mechanism; and the eccentric vibration feeding mechanism is located over the moving wheel underframe mechanism and is in bolt connection with the moving wheel underframe mechanism.

The invention discloses an ecological environment-friendly salvaging rod convenient to extend. The ecological environment-friendly salvaging rod comprises a first gripping ring and a second gripping ring, wherein a first vertical rod is connected to the upper end of the first gripping ring, a sliding groove is formed in the right end of the interior of the first vertical rod, a second vertical rodis located at the top end of the first vertical rod, and a first connecting rod is installed at the top end of the second vertical rod; a salvaging net is arranged on the inner side of the first connecting rod, second connecting rods are connected to the top end of the first connecting rod, and a telescoping rod is connected to the lower end of each second connecting rod; and a rotating shaft isfixedly installed at the top end of each supporting rod, each supporting rod is connected with the first vertical rod through the corresponding rotating shaft, the rotating shafts are fixedly connected to the top ends of the supporting rods, and a pulley is installed at the lower end of each supporting rod. According to the ecological environment-friendly salvaging rod convenient to extend, the length of the salvaging rod is convenient to adjust, unwithered aquatic plants in a river can be conveniently salvaged, garbage in the river can be conveniently salvaged, the salvaging rod can be conveniently used by a salvaging person, and the salvaging rod can be conveniently moved.

The invention relates to the technical field of medical instruments, in particular to a thoracoscopic lung fixation device, comprising a lung clamping tool and a chest wall fixing device. The lung clamping tool comprises left and right clips, and two clips are articulated through a spring column. The head end of the clip is provided with a clip head, the tail end of the clip is provided with a rack, and the left rack and the right rack are provided with fixed clamping teeth capable of engaging with each other. The tail end of the clip is provided with a slot. Suspension wires are respectivelyarranged at the left and right ends of the spring columns, and the suspension wires are spaced at intervals of 1-3 cm position with beads. The chest wall fixing device comprises an elastic pipe, an inner clasp ring and an outer clasp ring respectively fixed at two ends, and a plurality of clasp grooves are arranged on the surface of the outer clasp ring. The device can reduce lung movement causedby beating and breathing of the heart, greatly reduce the range of lung movement during thoracoscopic operation, avoid lung movement from interfering with the operation of a doctor, and provide further guarantee for fine operation and operation safety of the operation.

The invention discloses a remote control system of an underground pump station, The remote control system is used for controlling the interlocking control of underground pump station equipment and anelectric valve, automatic adjustment and control of ore pulp conveying and waste water discharging are realized, the automation of a production system is improved, the labor intensity of workers is reduced, and meanwhile, the operation stability and operation efficiency of the equipment are improved; and the system specifically has the beneficial effects that the operation condition of an ore pulpconveying pump is automatically judged by the system, an alarm signal if given out when a fault is encountered, and a standby pump is automatically started; according to multiple parameters such as the temperature, the vibration, a pipeline flow, the running state of the ore pulp conveying pump is judged, and starting and stopping of the ore pulp conveying pump are controlled according to the comprehensive conditions. According to the system, the operation process is simple, and the system is suitable for modern management.

The invention discloses an intelligent single-opening curtain comprising a box body; a mounting box is arranged on the side surface of the box body, an illuminance sensor is arranged at the top of themounting box, a square sliding rod is arranged on the inner side of the mounting box, a first sliding piece and a second sliding piece are arranged on the outer side of the square sliding rod respectively, and connecting pieces are arranged at the bottoms of both the first sliding piece and the second sliding piece. The intelligent single-opening curtain has the following beneficial effects: a temperature and humidity sensor and a formaldehyde concentration detector are respectively used for detecting the temperature and humidity and methane concentration change in the air in a room, a circular disc is arranged in an inlet pipe at the bottom of a fan through threads, an activated carbon filter cylinder at the top of the circular disc can absorb dust and methane gas in the air, the circular disc and the inlet pipe are connected through threads, the activated carbon filter cylinder is conveniently disassembled for replacement, an ultraviolet lamp installed on the inner side of the box body is used for killing harmful substances such as methane, a filter screen is arranged on the inner side of an air exhaust hole formed in the front face of the box body, and the filter screen can befurther used for filtering dust and toxic gases.

The invention belongs to the technical field of seedling-culturing net sheds, and particularly provides a net shed for disease-free seedling culturing of citrus reiculata Blanco and murcott. The net shed for disease-free seedling culturing of the citrus reiculata Blanco and the murcott comprises a net shed body, a shading device is arranged above the net shed body, and comprises a support arrangedabove the net shed body, a shading net arranged on the support and a shading-net control device for controlling opening and closing of the shading net; seedling culturing frames are arranged in the net shed body at intervals, and comprise support legs, net plates arranged on the support legs and guard bars arranged on the two sides of the net plates; the seedling culturing frames are arranged onsoil, and water spraying systems are arranged above the seedling culturing frames. According to the net shed, as the shading device and the seedling culturing frames are arranged, the seedling-culturing survival rates of the citrus reiculata Blanco and the murcott can be increased; meanwhile, occurrence of soil borne disease can be reduced, the use quantity of a pesticide is decreased, and growthof nursery stocks is facilitated. In addition, transplant operation is convenient, working efficiency can be improved, and the labor cost is reduced.

Aiming at the problem that the pulling force of the brick stripping machine in the prior art is too small and the brick stripping effect is not good, the present invention provides a manual brick stripping machine, which includes a hook device for inserting into the brick hole of the oxygen lance, a force applying device and It is used to support the bracket on the surrounding bricks around the oxygen lance brick during disassembly; the draw hook device includes a draw hook mechanism for going deep into the metallurgical furnace from the brick hole and a larger diameter for the draw hook mechanism to enter the metallurgical furnace Thereby, the retractor expansion mechanism stuck inside the oxygen lance brick; wherein, the retractor expansion mechanism can maintain the expansion state of the retractor mechanism after the diameter of the retractor mechanism enters the metallurgical furnace becomes larger; its technical solution lies in: Connected with the draw hook mechanism, move the draw hook mechanism in the expansion state axially through mechanical transmission, so as to move the oxygen lance brick outward and pull the oxygen lance brick out of the surrounding brick. The invention has the advantages of simple structure, compact structure, portability and quick and reliable action.

The invention provides a deformation-resistant emergency supporting device for a tunnel. The deformation-resistant emergency supporting device for the tunnel comprises a supporting bag and pressurizing equipment; the supporting bag is arranged in the tunnel; and the pressurizing equipment is connected with the bag in a communication manner, and presses pressurizing media into the bag until the supporting bag is abutted to a duct piece inner wall of the tunnel. By the deformation-resistant emergency supporting device for the tunnel, the problem that carrying capacity is balanced due to the fact that deformation of the tunnel is dealt with in time is solved, and orderly implementation of follow-up tunnel construction is guaranteed further.

The invention discloses an intelligent floor brush device of a dust collector. The intelligent floor brush device of the dust collector comprises a lower motor cover, a right cover plate, an upper motor cover, a left cover plate, a driving motor, a driving wheel, a rolling brush and an air outlet pipe. The air outlet end of the air outlet pipe is connected with a vacuum generator, a flitch is arranged on the air outlet pipe, and a temperature sensor is arranged on the flitch and externally connected to a controller through a circuit. When the temperature sensor senses that the temperature in the upper motor cover and the temperature in the lower motor cover reach a preset temperature, conversion processing is performed on a signal, and the controller controls the driving motor to stop rotating. According to the intelligent floor brush device of the dust collector, air is pumped from the air outlet pipe through the vacuum generator so that the operating temperature of the driving motor can be lowered; the temperature of the driving motor is monitored through the temperature sensor in real time so that starting or stopping of the driving motor can be controlled; the intelligent floor brush device of the dust collector is safe, reliable, convenient and fast to disassemble or assemble, intelligent and efficient.

The invention discloses an intelligent shutter control system based on Android mobile phone Bluetooth control. The system comprises an Android mobile phone, a Bluetooth receiving module, a single-chipmicrocomputer processor, a motor driving module and a direct current motor. The motor driving module is used for driving a motor to control the rotation angle of a shutter blade. Bluetooth and a Bluetooth APP are arranged in the Android mobile phone. The Bluetooth receiving module is connected to the serial port of a single-chip microcomputer. After mobile phone Bluetooth and the Bluetooth receiving module are successfully paired, control data for adjusting a blade angle is sent to the serial port of the single-chip microcomputer through using wireless communication. After the data is processed by the single-chip microcomputer, a corresponding driving control signal is generated and output to the motor driving module. The direct current motor is driven to rotate forwardly, rotate reversely and brake. The opening and closing rotation angle of a shutter curtain blade is controlled. The system remotely controls the opening and closing of the shutter curtain blade through the mobile phoneBluetooth and the APP so that the limitation of a special remote controller is broken through, and the new method of household intelligent control is provided. A control mode in the invention has high applicability, a low price and simple operation, and is energy-saving and practical.

The invention relates to the technical field of textile machinery, in particular to a blowing valve interlock control device, which comprises a programmable logic controller (PLC), a module assembly, relay modules, electromagnetic valves and a terminal plug, wherein each relay module is connected with an electromagnetic valve; the module assembly is formed by connecting at least two relay modules in series; the PLC is connected with the head of the module assembly; and the terminal plug is connected with the tail of the module assembly. In the blowing valve interlock control device, the relay modules are connected in series to form the module assembly so as to form an interlock control circuit; only one group of output ports of the PLC are used to output preset pulse signals, the required functions can be realized, and all electromagnetic valves are controlled to be opened or closed; and the blowing valve interlock control device is simple in structure and convenient to use, the cost is reduced and the production efficiency is greatly improved.

The invention discloses a dishwasher with an electromagnetically-attracted upper cover and an upper cover opening and closing control method. The dishwasher comprises a dishwasher body and the upper cover, one side of the upper cover is fixed on the dishwasher body, and the upper cover can rotate to open and close the dishwasher and is provided with a permanent magnet; the portion, corresponding to the permanent magnet, of the dishwasher body is provided with an electromagnet, the dishwasher is further internally provided with an elastic mechanism connected with the upper cover and used for controlling the static angle of the upper cover, and the elastic mechanism comprises an elastic part, an elastic adjusting part for adjusting the elasticity of the elastic part, a hinge structure connecting the upper cover and the dishwasher body, a connecting part connecting the hinge structure and the elastic part and a rotating part supporting the connecting part. With the electromagnet as a locking mechanism, the dishwasher is simple in structure, convenient to operate and low in failure rate.

Provided is a pilot type pneumatic valve capable of preventing misoperation. The pilot type pneumatic valve comprises a pilot valve and a main valve. A balanced air passage structure is arranged between the outlet end of the pilot valve and the environment outside the valve, and the balanced air passage structure is provided with a differential-pressure control normally-open valve and can enable high-pressure gas slowly leaking to the outlet end of the pilot valve to be released to the environment outside the valve through the structure; the pressure at the outlet end of the pilot valve is notincreased, and misoperation of the main valve is avoided; and the balanced air passage structure can be closed when the pilot valve is opened, and the problem of slowing down the opening speed of themain valve due to gas leakage generated by the balanced air passage structure is avoided, so that the negative influence of the arrangement of the balanced air passage structure on the pilot type pneumatic valve is prevented. By using the pilot type pneumatic valve capable of preventing misoperation, misoperation opening caused by leakage of high-pressure gas from the inlet end of the pilot valveto the outlet end can be effectively prevented, and the reliability of related equipment can be further improved.

The invention discloses a self-cleaning ball valve. The self-cleaning ball valve comprises a valve body, wherein the two ends of the valve body are fixedly connected with a water inlet end and a water outlet end separately, a valve element is rotationally connected into the valve body, a control mechanism is arranged at the top end of the valve element, a valve hole is formed in the center of the valve element, and a rotating mechanism is arranged at the bottom end of the valve element and connected with a base; a first cylinder and a second cylinder are fixedly connected to the two sides of the valve body separately, a connecting pipe is fixedly connected to the top of the second cylinder, one end of the connecting pipe is connected with the water inlet end, a valve is fixedly installed at the middle part of the connecting pipe, and a rotating column is arranged in the first cylinder; and one end of the rotating column is connected with one end of a round rod by arranging a connecting mechanism, the other end of the round rod penetrates through the side wall of the first cylinder and is in sliding fit with the first cylinder, and the end part of the round rod is fixedly connected with a limiting plate. According to the invention, self-cleaning for the ball valve is benefited, and the ball valve is prevented from being blocked.

The invention discloses an intelligent ring. The intelligent ring comprises a ring main body, and further comprises a ring bracket which is worn on a finger; the ring bracket is connected to the ringbracket; the ring main body comprises a PCB (Printed Circuit Board) module and a plurality of functional parts which are in signal connection to the PCB module; the PCB module is in signal connectionwith a mode switching assembly; and the PCB module can be used for switching a working mode according to a signal of the mode switching assembly so as to correspondingly control the opening and closing of each functional part. The intelligent ring disclosed by the invention can be worn on the finger; compared with an intelligent wristband which is worn on a wrist in the prior art, the intelligentring can be taken off when the intelligent ring is directly picked off along the finger, and is convenient to take off; meanwhile, the mode switching assembly is arranged and the PCB module can be used for switching the working mode to correspondingly control a opening and closing condition of each functional part; and a condition that each functional part is at a starting state all the time whenbeing not used can be avoided and energy sources are easy to save, so that the utilization cost can be reduced.