39results about How to "Automatic control off" patented technology

The invention discloses an operating mechanism for controlling a discharge outlet of a furnace, which consists of pedestals, a hand wheel, a locking sleeve, a body, a rotating shaft, a beam, a bumper pin, a pin boss, a pin shaft, a choke plug, a push rod, connecting rods, a spring, a stop lever, a balancing weight, a handle and a locking ring. The beam is arranged outside the furnace and the pedestals are horizontally arranged on the beam. The rotating shaft is a stepped shaft, is in movable fit with the pedestals, and is limited by the locking sleeve to move. The two ends of the body are provided with a mounting hole respectively, and are in clearance fit with the rotating shaft and the push rod respectively; the connecting rods are arranged on the two sides of the body, and are fixedly connected with the rotating shaft; and the pin boss and the stop lever are arranged above the body. One end of the push rod is provided with the choke plug, while the other end is provided with the pin shaft. One end of each connecting rod is fixedly connected with the rotating shaft, while the other end is provided with an elongated slot; and the pin shaft can slide in the slots. The spring is arranged on the lateral surface of the body, the connecting rods and the body are kept opposite, the rotating shaft is fixedly connected with the hand wheel, the hand wheel is a certain distance away from the discharge outlet and a groove is formed on a wheel flange to accommodate the balancing weight so as to adjust eccentric moment and make operation labor-saving. The rotating shaft is in threaded connection with the locking ring and the locking ring is provided with the handle to lock the position of the choke plug.

The invention discloses even-stirring equipment which comprises an even-stirring part, an output part arranged at the bottom of the even-stirring part and a boss part arranged at the bottom of the output part. The boss part is of a hollow structure, a balancing weight is embedded in the inner bottom of the boss part, an accommodating cavity is arranged in the even-stirring part, multiple sets of bucket troughs are arranged in the bottom of the accommodating cavity, a port is arranged in the bottom of each bucket trough, a first sliding connecting groove penetrating the port and extending leftwards and rightwards is arranged in the port, a first sliding connection part is arranged in the first sliding connection groove, an output hole is arranged in the first sliding connection part, a first spiral thread hole is arranged in the left side of the first sliding connection part, a first spiral rod is connected in the first spiral thread hole in spiral thread fitness, the first spiral rod is connected with a first electrical rotating machine, multiple sets of collecting zones are evenly arranged on the outer surface of the front and rear sides of the output part, a connection slot matched with the bottom of each port is arranged in the output part, a first chamfer groove and a second chamfer groove are arranged on front and rear sides of the bottom of each connection slot, and the bottom tail of the first chamfer groove is communicated with the collecting part on the front side of the output part. The even-stirring equipment is simple in structure, reasonable in design, convenient in operation, capable of realizing automatic stirring and automatic discharging and transferring and even in stirring, stirring efficiency is improved, supply requirements are met, and use cost is low.

The invention relates to the field of infrastructure construction of municipal administration paths, in particular to a hydraulic well lid capable of being opened and closed quickly through an energy storage device. The hydraulic well lid capable of being opened and closed quickly through the energy storage device comprises electromagnetic control, manual control, the high-pressure energy storage device, an oil pump and an oil cylinder. The oil cylinder is made to work through the oil pump by means of the two manners of electromagnetic control and manual control, the high-pressure energy storage device is used for controlling working of the oil cylinder instead of battery control and manual control when battery control and manual control fail. According to the hydraulic well lid capable of being opened and closed quickly through the energy storage device, the oil cylinder is controlled through the two manner of electromagnetic control and manual control, the well lid is opened quickly, continuous operation can be achieved through the high-pressure energy storage device when both electromagnetic control and manual control fail, and it is guaranteed that the well lid can be opened under any condition; and the hydraulic well lid is ingenious in design, reasonable in structure and easy to popularize.

The invention discloses a mobile phone intelligent play method by using a mobile phone intelligent player system. The intelligent player system and the method of the mobile phone comprise the following steps: step A, a support on the rear cover of the mobile phone is opened so that a magnet is away from a Hall sensor; step B, the Hall sensor is free from the induction of a magnetic field and correspondingly outputs a high electric level to a microprocessor; step C, a central processing unit CPU generates a high-electric-level-triggered interrupt signal according to the high electric level signal, judges that the support is in an opened state, and control a player to play. According to the intelligent player system and the method of the mobile phone, the effect, on the Hall sensor, of the magnetic field of the magnet is utilized, when the support is opened, the Hall sensor correspondingly generates the high electric level and enables the CPU to generate high-electric-level-triggered interrupt in a corresponding mode, so that the player is controlled to be turned on automatically. According to the intelligent player system and the method of the mobile phone, automatic turn-on of player are achieved through the opening of the support, operation and use of a user are greatly facilitated, and the problem that operation procedures of a mobile phone player are complex currently is solved.

The invention discloses a separated type automatic feeding equipment for pig breeding, which comprises an upper body and a lower body installed at the bottom of the upper body. A material storage cavity is arranged in the upper body, and multiple groups of funnel-shaped grooves are arranged at the bottom of the material storage cavity. The bottom of the funnel-shaped groove is provided with a through hole, and the through hole is provided with a first sliding groove extending horizontally through the through hole and extending to the left and right sides. The first sliding groove is provided with a first sliding member, and the first sliding member is provided with The discharge hole is provided with a first threaded hole inside the right side of the first sliding member, and the first threaded hole is connected with the first screw rod in cooperation with the internal thread, and the first screw rod is connected with the power of the first motor. Multiple groups of feeding windows are provided, and a communication groove is provided in the lower body opposite to the bottom of the through hole. The front and rear sides of the bottom of the communication groove are respectively provided with a first inclined channel and a second inclined channel. The eating windows on the side are connected and arranged; the invention has a simple structure, realizes isolated eating, and has high working efficiency.

The invention discloses an LED (light emitting diode) beacon light based on a wind and solar complementation integral power supply mode. The LED beacon light comprises an LED beacon light main body and an LED beacon light tool. The LED beacon light is characterized in that a power supply circuit of the LED beacon light is provided with a wind and solar hybrid power supply system, and the LED beacon light supplies power in the wind and solar hybrid integral power supply mode. Then, a wind power generator and a solar cell panel are arranged on the top or all sides of the LED beacon light main body by a bracket. The LED beacon light has the advantages that the solar energy and the wind energy are sufficiently utilized, and are combined to supply power in the hybrid way, so the stable and reliable power is supplied for the LED beacon light, the power supplying requirements of the LED beacon lights in different areas are met, and the running cost is reduced; in addition, the LED beacon light is provided with a lightning arrestor and an optical control switch, so the starting and the closing of the LED beacon light can be automatically controlled according to the brightness of the environment light rays; and the low-carbon and environment-friendly effects are realized, the running is stable, the noise is low, and the easy popularization is realized.

The invention relates to an intelligent device and a control method and control device thereof. The intelligent device comprises a code lock, an intelligent module, a monitor module, which is configured to monitor the state of the code lock, and a control module, which is configured to control the intelligent module to start working when the monitor module monitors that the code lock is in a locking state, and control the intelligent module to stop working when the monitor module monitors that the code lock is in an unlocking state. According to the intelligent device and the control method and control device thereof, automatic control of start and stop of the intelligent module can be realized without setting a control button of the intelligent module on the intelligent device, thereby improving usage experience of users.

The invention relates to treatment equipment, in particular to environment-friendly rapid treatment equipment for compound fertilizer waste liquid. The technical problem to be solved by the invention is to provide the environment-friendly rapid treatment equipment for the compound fertilizer waste liquid, which can filter the production waste liquid of a compound fertilizer for multiple times. The environment-friendly rapid treatment equipment for the compound fertilizer waste liquid comprises a supporting frame, a first fixing frame mounted on the supporting frame, a box body mounted on the first fixing frame, a discharging assembly mounted on the box body, a filtering assembly mounted on the box body, and a disinfection assembly mounted on the box body. According to the invention, the compound fertilizer waste liquid enters the box body through the discharging assembly, then the filtering assembly filters the compound fertilizer waste liquid, meanwhile, when the compound fertilizer waste liquid enters the box body, the contact frame is driven to rotate, then the disinfection assembly is driven through transmission to intermittently add a disinfectant into the compound fertilizer waste liquid, and the compound fertilizer waste liquid is disinfected.

The invention discloses a Zigbee intelligent residential district light-emitting diode (LED) street lamp control system which comprises an information collecting unit, a control unit and an executing unit, wherein the information collecting unit comprises a microprocessor, and a luminosity sensor, a temperature sensor, a humidity sensor, a branch voltage sensor and a branch current sensor which are connected with the microprocessor; the microprocessor is also connected with a second Zigbee communication module; the control unit comprises a main controller; the input end of the main controller is connected with a first Zigbee communication module and an RS232 communication module which is connected with a monitoring center computer; the executing unit comprises an LED street lamp. The Zigbee intelligent residential district LED street lamp control system disclosed by the invention is simple in structure, reasonable in design, convenient to mount and use, and capable of automatically controlling the ON and OFF of the LED street lamp according to weather situation in real time, so that the aims of saving energy and green environmental protection are achieved; and the Zigbee intelligent residential district LED street lamp control system is high in intelligent degree, good in use effect, safe and reliable in performance and high in promotional value.

The invention discloses an intelligent table lamp which comprises a table lamp body. A touch display screen and an alarm device are arranged on a base of the table lamp body; a cavity is arranged in the base; a control module, a brightness control module, a wireless transmission module, a timing module and a power device are arranged in the cavity; an infrared sensing module and a photosensitive sensing module are arranged on the table lamp body; the control module is electrically connected with the alarm device, the infrared sensing module, the photosensitive sensing module, the brightness control module and the timing module; and the infrared sensing module comprises an early warning sensing unit and a switching sensing unit. According to the intelligent table lamp, the table lamp can beautomatically controlled to switch on and off through timing or monitoring whether people exists or not and other manners; and through monitoring the environment brightness, the brightness of the table lamp is adjusted, and a prompt can be given after a user uses the table lamp for a long time or the user gets too close to the table lamp, so that the intelligent level is greatly improved.

The invention discloses an intelligent irrigation control system in the technical field of olive planting. The intelligent irrigation control system comprises an irrigation unit, a power supply unit and a remote control device, wherein the power supply unit provides power for the irrigation unit, and the irrigation unit comprises an environmental data acquisition assembly, a central processing unit, a program-controlled water delivery pipe electromagnetic valve, a program-controlled fertilizer delivery pipe electromagnetic valve, a pressurizing water pump and remote control equipment, so that informatization and intelligent remote management of the olive growth environment are achieved, the effect of the Internet of Things technology in facility agricultural production is fully exerted to ensure that the mountain environment is suitable for crop growth, refined management is achieved, conditions are created for high yield of crops, efficiency is improved, cost is reduced, and income is increased.

The invention relates to an energy-saving high-pole lamp which comprises a lamp pole and a lampshade, wherein the lampshade is arranged at the top of the lamp pole; an LED (Light Emitting Diode) lamp is mounted in the lampshade; the lampshade is of a semispherical shape; a radiating fin is connected between the lampshade and the lamp pole; one end of the LED lamp is resisted against the radiating fin; a photosensitive sensor and a power supply controller are arranged on an inner wall of the lampshade; the power supply controller is electrically connected with the photosensitive sensor; and the power supply controller is electrically connected with the LED lamp. The energy-saving high-pole lamp has the advantages of simple structure, easiness in manufacturing, low cost, small wind resistance, excellent safety, reliability and stability in connection, capability of automatically controlling the lightening and extinguishing of the LED lamp, capability of greatly saving electric energy, beautiful appearance, environmental protection and wide application scope.

The invention discloses a welding device. The welding device comprises a shell. A welding cavity is formed in the shell. A first slippage groove is formed in the left side of the top of the inside of the welding cavity. A second slippage groove is formed in the right side of the welding cavity. An end opening with the left side end being connected with the welding cavity is formed in the right side of the shell and located below the second slippage groove. The left side and the right side of the bottom of the inside of the welding cavity are provided with a fixed connection device and a countersunk bore correspondingly. A first screw rod which is extended left and right is arranged in the first slippage groove. The first screw rod is connected with a slippage block with the bottom penetrating into the welding cavity in a screw-thread fit mode. A first slippage cavity is formed in the slippage block. An ascending and descending slippage block is connected into the first slippage cavity in a slippage fit mode. Convex ejection blocks which are in slippage fit connection with the insides of the two sides of the first slippage cavity are arranged at the tops of the two sides of the ascending and descending slippage block. The welding device is simple in structure, convenient to operate and high in safety. Opening and closing of a partition plate can be controlled automatically, the dust removing effect is good, welding is accurate and stability is high.

The invention provides a super capacitor heat management system which comprises a liquid cooling device, a heater, a heat exchanger, a compressor, a condenser and a super capacitor. A cooling medium is arranged in a first pipeline; the liquid cooling device is connected with the super capacitor, the heater and the heat exchanger through the first pipeline, so that a cooling medium of the liquid cooling device is transmitted into the liquid cooling device through the heater, and heat exchange between the liquid cooling device and the super capacitor is facilitated; the heat exchanger is connected with the compressor and the condenser through a second pipeline, so that redundant heat in the heat exchanger can be conveyed into the condenser through the compressor and then diffused through thecondenser. The super capacitor thermal management system provided by the invention mainly provides a stable working environment temperature for the super capacitor, so that the super capacitor is ina good working state. According to the system, stability of the temperature of the surrounding environment of a battery system is ensured by controlling on-off of the electric heater..

The invention discloses an automatic curtain pulling device, and belongs to the technical field of automatic control. The device comprises a control panel, a control module, an illumination detection module, a timing module, a data storage module and a pulling device, wherein the control panel is electrically connected with the control module; and the control module is electrically connected with the illumination detection module, the timing module, the data storage module and the pulling device simultaneously. The device has the advantages that: the device is easy to operate and convenient to use and can automatically control the opening and closing of a curtain.

The invention discloses a waste recovery device based on aluminum plate trimming, and relates to the field of waste recovery. The problem that a feeding port of a traditional waste recovery device based on aluminum plate trimming cannot be automatically opened and closed is solved. According to the scheme, the waste recovery device comprises a box body, a partition plate is fixedly connected to the interior of the box body, and a compression structure is arranged at the top of the partition plate; and power mechanisms are arranged on the two sides of the compression structure, a smashing mechanism is arranged above the compression structure, an opening and closing mechanism is arranged above the smashing mechanism, and limiting blocks fixedly connected to the inner walls of the two sides of the box body are arranged below the opening and closing mechanism. According to the waste recovery device based on aluminum plate trimming, the smashing mechanism automatically smashes an aluminum plate, meanwhile, the power mechanisms can control two compression plates to be close to each other and automatically compress aluminum skimmings through meshing transmission of a worm gear and a worm, centralized treatment is facilitated, the opening and closing mechanism can be automatically controlled to be automatically opened and closed, and potential safety hazards are reduced.

The invention discloses a wall lamp. The wall lamp comprises a shell, a rear shell and a lampshade. The lampshade is arranged at an opening which is formed after the shell and the rear shell are connected with each other. An LED lamp body module and a light sensing module which is connected with the LED lamp body module and used for controlling the LED lamp body module to be switched on or switched off are arranged in a cavity formed by the shell and the rear shell. According to the wall lamp, the light sensing module is arranged in the wall lamp, and the light sensing module can perceive thelight intensity of the outside world, switching on or switching off of the wall lamp can be automatically controlled without manual operation, and the manpower cost can be greatly reduced.

The invention relates to collecting and bottling equipment, in particular to equipment for collecting and bottling windshield washer fluid in automobile production. The technical problem to be solved is to provide the equipment for collecting and bottling the windshield washer fluid in automobile production, which can automatically complete the functions of conveying bottles, tightening bottle caps and collecting and is high in working efficiency. The equipment for collecting and bottling the windshield washer fluid in automobile production comprises a bottom plate and a motor underframe, and the motor underframe is arranged on one side of the top of the bottom plate; a servo motor is arranged at the top of the motor underframe; a feeding propelling mechanism is arranged on one side of the top of the bottom plate; and a water supply mechanism is arranged on one side of the top of the bottom plate. According to the equipment,through cooperation of the feeding propelling mechanism, the water supply mechanism, a pushing mechanism and a conveying and feeding mechanism, bottles and bottle caps can be automatically conveyed; people can conveniently inject windshield washer fluid into the bottles; then the bottle caps are manually tightened; and the working efficiency of people is improved.

The invention discloses a laser cutting robot device. The laser cutting robot device comprises a plurality of sets of power transmission elements fixedly installed in the front end face of a power transmission main frame and plug-in elements used for being connected to the power transmission elements in a matched mode; a base is fixedly arranged on the end surface of the bottom of the power transmission main frame, rollers are arranged in the end surface of the bottom of the base in a rolling fit mode, and inserting connecting grooves are formed in the end surface of the bottom of the power transmission elements; a first hole groove is formed in each power transmission element on the upper side of each inserting connecting groove, a first sliding groove which is arranged on the upper sideof each first hole groove in a left-right extending mode is arranged in each power transmission element on the upper side of each first hole groove, and second sliding grooves are symmetrically formedin the inner walls of the left side and the right side of each inserting connecting groove, and each second sliding groove is extended towards the side, far away from each inserting connecting groove, of each second sliding groove, the left side and the right side of each first hole groove are respectively internally and symmetrically provided with a third sliding groove which is vertically expanded.

The invention relates to a perforating device, in particular to a wall perforating device for indoor decoration. According to the wall perforating device for indoor decoration, the perforating efficiency is high, and building workers can be prevented from sucking dust. According to the technical scheme, the wall perforating device for indoor decoration comprises a sweeping board, wheels and a handle, and the wheels are installed on the two sides of the bottom of the sweeping board; and one side of the top of the sweeping board is connected with the handle. The wall perforating device can be more stable through a positioning mechanism, two holes can be drilled at a time through an electric drill, and the efficiency is improved; dust generated during perforating can be blocked through a blocking mechanism, and the building workers are prevented from sucking the dust; and a switch can be pressed through an auxiliary drilling mechanism, and the building workers can push the handle conveniently.

The invention discloses an equipment for planting crops, which comprises a feed body and a guide body arranged at the bottom of the feed body. The left and right sides of the feed body are symmetrically provided with pull rings for facilitating the overall movement of the device. The feed body is provided with The cavity, the bottom of the cavity is provided with multiple groups of tapered grooves, each tapered groove is provided with an opening at the bottom, and the opening is provided with a first sliding groove extending through the opening and extending to the left and right sides, and the first sliding groove is provided with The first sliding part, the first sliding part is provided with a hole groove, and the inside of the right side of the first sliding part is provided with a first screw hole. Connected with a driving machine, multiple sets of collection parts are provided on the outer surfaces of the front and rear sides of the material guide body, and the guide body corresponding to the bottom of the opening is provided with a connecting groove, and the front and rear sides of the bottom of the connecting groove are respectively provided with a first chute And the second chute, the bottom end of the first chute is connected with the collection part on the front side of the material guide body; the present invention has simple structure, reasonable design, easy operation, automatic stirring and automatic discharge, improves fertilization efficiency, and meets supply requirements. Required and able to isolate dust.

The invention relates to an induced energy-saving lamp and belongs to lighting facilities, and the induced energy-saving lamp is used for mainly solving the problem that a lighted lamp wastes resources under a no-man environment. The energy-saving lamp provided by the invention is structurally characterized by comprising a shell and an energy-saving lamp tube, wherein the energy-saving lamp tube is arranged at the lower part of the shell; and a shell wall at one side of the energy-saving lamp tube is respectively provided with a pyroelectricity sensor and a photosensor in vertically downward detection direction, and the pyroelectricity sensor and the photosensor are electrically connected with the energy-saving lamp tube through a power supply. The pyroelectricity sensor is used for judging whether a person exists under the lamp, and the photosensor is used for judging whether the lamp is lighted under the lamp region or not, so that the two results are considered comprehensively to determine whether the energy-saving lamp tube is lighted or not; and the energy-saving lamp tube is not only lightened under an environment with man and insufficient light but also automatically powered off under the no-man environment or a sufficient light environment, and the lighting and power-off of the lamp are controlled automatically so as to save resources.

The present invention belongs to the monitoring technology field, and provides an industrial park electric power safety monitoring system. The system comprises a central control unit, an operation unit, a monitoring unit and a monitoring test unit. The central control unit is connected with the operation unit, the monitoring unit is connected with the operation unit and the central control unit, the monitoring unit comprises a searching unit, an obtaining unit and a storage unit, the searching unit is connected with the obtaining unit, the obtaining unit is connected with the storage unit, the searching unit is connected with the storage unit, and the monitoring test unit is connected with the central control unit, the operation unit and the monitoring unit. The objective of the invention is to provide an industrial park electric power safety monitoring system being convenient to search faults and facilitating maintenance in the future and instant query.

The invention discloses a self-locking reverse-spitting-prevention bridge-type concentric adjustable water regulator for a separate-layer injection well. The self-locking reverse-spitting-prevention bridge-type concentric adjustable water regulator comprises a fixed valve of which the upper connector is connected through threads and a body; the fixed valve is connected with a sliding valve sleeve in a dynamic sealing manner; a big connection sleeve is connected with the body; a big compressed spring is arranged between the sliding valve sleeve and the big connection sleeve; a lower connector is connected with the lower part of the big connection sleeve; a rotation-prevention sleeve is connected with the inner periphery of the lower connector; a rotary core is arranged on the inner periphery of the body; a positioning sleeve is connected with the rotary core; the lower part of the rotary core is connected with the body in a sliding manner; a baffle sleeve is arranged on the inner periphery of the middle and lower part of the body; a small compressed spring is arranged between a fixed threaded sleeve and the baffle sleeve; a measurement and adjustment instrument clamping groove is formed in the upper end part of the positioning sleeve; a semicircular positioning groove is formed in the outer periphery of the lower part of the measurement and adjustment instrument clamping groove, and is matched with a positioning threaded plug which is correspondingly arranged on the upper connector for positioning; a water outlet is formed in the middle part of the body; a water nozzle is arranged on the part, corresponding to the water outlet of the body of the water regulator, of the middle part of the rotary core; and the outlet of the water outlet is communicated with the lower end of the sliding valve sleeve.

The invention relates to the field of medical instruments and particularly relates to a control circuit for a protective curtain device of an angiography machine. A technical problem is to provide the control circuit for the protective curtain device of the angiography machine, which is convenient to use and does not affect the body of a nurse. The control circuit for the protective curtain device of the angiography machine comprises a power supply unit, an OR gate circuit, a third comparator circuit and the like; wherein an output end of the OR gate circuit is connected with an input end of the third comparator circuit. Through the action of the photosensitive diode, the direct current motor can be automatically controlled to work, the protective curtain is opened or closed, manual operation of a nurse is not needed, the control circuit is convenient to use, and the body of a nurse cannot be affected.

The invention discloses novel paint brushing equipment which comprises a frame. A paint brushing cavity is formed in the frame. A first moving groove is formed in the left side of the top in the paint brushing cavity. A second moving groove is formed in the right side of the paint brushing cavity. An inlet and outlet with the left side end communicating with the paint brushing cavity is formed in the position, below the second moving groove, of the right side of the frame. The left side and the right side of the bottom in the paint brushing cavity are provided with a sleeve joint device and a counter bore correspondingly. A first stud is arranged in the first moving groove in a left-and-right stretching manner. A moving block with the bottom jacked into the paint brushing cavity is connected to the first stud in a threaded fit manner. A first moving cavity is formed in the moving block. A fluctuation moving block is connected into the first moving cavity in a sliding fit manner. The tops of the two sides of the fluctuation moving block are provided with protruding heads connected with the interiors of the two sides of the first moving cavity in a sliding fit manner. The novel paint brushing equipment is simple in structure, convenient to operate and high in safety, opening and closing of a partition plate can be controlled automatically, pollution is low, and the paint brushing work is accurate and high in stability.

The invention discloses an intelligent control system of a fresh air ventilator. The intelligent control system comprises the fresh air ventilator and a control device, wherein the control device is connected with a high-grade switch and a low-range switch of the fresh air ventilator, a sound control switch and a human body infrared sensor are arranged in an application environment of the fresh air ventilator, and the sound control switch and the human body infrared sensor are connected with the control device. According to the intelligent control system of the fresh air ventilator, whether people exist in the application environment of the fresh air ventilator and whether people in the application environment are in a sleep state or not is sensed through the sound control switch and the human body infrared sensor, and then the high-grade switch or the low-gear switch of the fresh air ventilator is controlled to communicate with the power supply through the control device, and even thefresh air ventilator is automatically controlled to be closed.

The invention discloses a remote feedback method for a solar pumping device switch, comprising a power supply module, a relay module, a pressure sensing module, a processor module, a communication module, and an external host. The relay module, the pressure sensing module and the communication module are connected with the processor module. The communication module is connected with the external host. The power supply module supplies power to the relay module, the pressure sensing module, the processor module, the communication module and the external host. A synchronization method includes pressure judging, signal receiving and processing, and signal sending. The beneficial effects are as follows: the remote step includes simple steps; the whole device can be adjusted according to the size of pressure; when the pressure is not enough, the switch can be turned off automatically under control; and the switch can be used more conveniently.

The invention discloses a uniform mixing apparatus for building construction. The uniform mixing apparatus comprises a uniform mixing part, an output part arranged at the bottom of the uniform mixing part, and a boss part arranged at the bottom of the output part, wherein the boss part is of a hollow structure; the inner bottom of the boss part is inlaid with a counterweight block; an accommodation chamber is arranged in the uniform mixing part; the bottom of the accommodation chamber is provided with a plurality of hopper grooves; the bottom of each hopper groove is provided with a port; each port is internally provided with a first sliding contact groove extending leftward and rightward; each sliding contact groove is internally provided with a first sliding contact member; each first sliding contact member is internally provided with an output hole; the right side of each first sliding contact member is internally provided with a first screw-thread hole; the first screw-thread hole is internally connected with a first spiral rod in the manner of screw-thread fit; the first spiral rod is connected with a first electric motor; and the front and back outer side surfaces of the output part are both provided with a plurality of groups of acquisition zones. The uniform mixing apparatus provided by the invention is simple in structure, reasonable in design, simple and convenient to operate, capable of realizing automatic stirring and automatic discharging, improving mixing efficiency and meeting supply demands, uniform in mixing, and low in usage cost.

The invention relates to cleaning equipment, in particular to cylindrical pipeline cleaning equipment. The technical problem to be solved is to provide the cylindrical pipeline cleaning equipment which is small in occupied area and good in cleaning effect. The cylindrical pipeline cleaning equipment comprises a bottom plate and a collecting frame, and the collecting frame is arranged at the top of the bottom plate; the first supporting frame is arranged in the middle of one side of the top of the bottom plate; the first rotating shafts are symmetrically and rotationally arranged at the upper part of the first support frame; the placement columns are rotationally arranged on one sides of the first rotating shafts; the fixing rings are arranged on one sides of the placing columns; the water tank is arranged in the middle of one side of the top of the bottom plate and makes contact with the containing column. And the water drainage mechanism is arranged at the lower part of the water tank. Through cooperation of the water discharging mechanism and the rotating mechanism, the round pipe can be automatically driven to rotate, then the round pipe is automatically cleaned, and time and labor are saved.