34results about How to "Increase the range of applicability" patented technology

The present invention relates to a care label-based UHF RFID tag based on screen printing. A manufacturing method of the care label-based UHF RFID tag based on screen printing comprises the steps of: selecting a care label as a substrate for printing an antenna; then printing electrically conductive printing ink on the substrate to form an antenna through a screen printing method; after drying, bonding a connecting band of a UHF RFID tag chip to the antenna by a conductivity type binder; and finally performing coating protection for the chip, wherein a coating material adopts flexible resin. Compared with the prior art, the care label-based UHF RFID tag of the present invention has the beneficial effects that: the flexibility of the care label is retained by the care label-based UHF RFID tag; the care label-based UHF RFID tag is perfectly fit with clothes; the UHF RFID antenna is endowed with a certain flexibility, and can bear certain bending or deformation; the care label-based UHF RFID tag is simple in structure and convenient in manufacture; the care label-based UHF RFID tag is printed by a screen printing machine, can achieve mass production, and is suitable for popularization.

The invention relates to a reel rotation winder which is characterized in that an accommodation space which can accommodate a rotary seat is formed inside a pedestal of a body, and junctions are respectively arranged at the front side and the back side of the accommodation space. An insertion piece and a shaft hole are respectively arranged at the left side and the right side of the pedestal so as to movably pivot the rotary seat on the junctions of the pedestal, and after a reel used for a preinstalled fishing line to wind is pivoted at the inner side of the rotary seat, a plurality of bolt shafts of a rotary device are respectively penetrated in the shaft hole of the pedestal to be clamped in or separated from the reel. Therefore, when a user pulls a pull rod at the rotary device, a driving gear group drives a driven gear group to link the insertion pieces at both sides of the pedestal to laterally push the bolt shaft away from the reel, so that a driving unit connected with the driven gear group synchronously drives the reel to rotate in an upright or horizontal state. Therefore, the reel rotation winder can achieve the dual functions and effects of reducing resistance in an upright mode when throwing lines and enhancing drawing force in a horizontal mode when winding lines.

The invention relates to a control system and method for a long-term low-power biased loop operation of a multi-loop reactor. The control method comprises a downlink power control method and an uplink power control method. A biased loop operation control system is established, and a scientific and feasible control method is adopted, so that the stable operation and steady output problems of the unit positioned in a low-power state for a long time can be solved when a nuclear powered vessel performs self-propelled marine operation, reactor trip is not needed when the nuclear powered vessel operates at low power for a long time, namely the stable operation and steady output of the unit can be realized, and obvious economic benefits are achieved. The long-term low-power marine operation of the ship is realized, and the application range of the reactor is widened. Moreover, since the reactor trip is not needed in the power switching process, the low-power operation risk is reduced, and the safety and economic efficiency of the unit are greatly improved.

The invention discloses a warship equipment availability evaluation method. The method includes: acquiring part demand rates of equipment maintenance station sites at any time; calculating numbers ofparts of the station sites in repairing according to the part demand rates of the station sites; calculating numbers of the parts of the station sites in transit according to the part demand rates ofthe station sites; calculating maintenance guarantee delay numbers and transport guarantee delay numbers of the parts of the station sites according to the part demand rates of the station sites; acquiring part supply mean-values and variances of the station sites; calculating and obtaining expectation shortage numbers of the parts according to part inventory numbers, part supply values and part shortage numbers of the station sites; combining the part supply mean-values and variances to calculate availability of the parts according to the expectation shortage numbers of the parts and the variances; and calculating availability of equipment. The method of the technical solution of the invention is accurate in a model algorithm, is fast in a calculation speed, is suitable for use in establishing an any-hierarchy equipment time-varying availability model, is small in errors when availability is low and repair probability is higher, and is wide in an applicability range.

The invention discloses an engineering vehicle. The engineering vehicle comprises a chassis, a bearing platform arranged on the chassis and an aboard and machine tool platform. The aboard and machinetool platform is arranged on the bearing platform in an interval mode, and the machine tool platform is used for placing at least two machine tools so that an aboard operating arm can replace the machine tools. The engineering vehicle has a working state and a machine tool replacement state. The machine tool platform is rotatably arranged relative to the bearing platform so that the operating armcan correspond to the position of a machine tool to be replaced in the at least two machine tools to be replaced in the machine tool replacement state. The engineering vehicle is provided with a machine tool platform which is arranged on the bearing platform and specially used for placing the machine tools, the machine tool platform can be rotated relative to the bearing platform, when the machinetools need to be replaced, the machine tool platform can be controlled to rotate to enable the operating arm to correspond to the positions of the machine tools to be replaced on the machine tool platform so that the operating arm can be connected with the machine tools to be replaced, the replacement time of the machine tools is reduced, and the operation efficiency is effectively improved.

The invention provides a clamp hoisting device. The clamp hoisting device comprises a body, an installation frame which is fixedly installed on the body, a motor which is fixedly installed on the top of the installation frame, a clamp which is installed on the body and an air cylinder which is fixedly installed on the body and used for driving the clamp, wherein the clamp comprises a fixed frame, a control rod which is installed on the installation frame in a rotating manner and clamping jaws which are installed on the fixed frame in a rotating manner and fixedly connected with a rotating end of the control rod, and the rotating installation points of the two clamping jaws are the same. The clamp hoisting device has the advantages that the structure is simple, safety in use is realized, the clamp is controlled by the motor to ascend and descend, the clamping jaws are controlled by the air cylinder to clamp and unfold, different movements of the clamp can be effectively controlled so as to move and transfer an article, and the universality and application range of the hoisting device can be improved and enlarged.

The invention relates to a thin-layer wrapper spreading device. A trapezoid scraper consisting of a large baffle, a baffle body and a small baffle is used for wrapping paste; a power switch is switched on, after an output shaft of a vertical motor passes through a decelerator, a driving shaft drives a screw rod fixing frame to rotate, and at the time, the scraper enables the paste to be automatically rotated and uniformly spread; a lateral motor drives a screw rod to rotate forwards, a sliding block slides in the forward direction of a sliding bar, and the paste in the scraper is completely spread for the first time in the circumferential direction; after the sliding block moves to the end part of the sliding bar, the lateral motor drives the screw rod to rotate backwards, the sliding block slides in the backward direction of the sliding bar, and the scraper is used for levelly spreading the paste on a pot surface for the second time; after the sliding block touches a touch switch on the sliding bar, the power switch is in power failure, and spreading of a wrapper once is completed, namely making the wrapper once is completed. Compared with a conventional device adopting a manual spreading manner, the device disclosed by the invention has the advantages that wrapper spreading speed is effectively promoted, and the wrapper molding quality is effectively improved; and the device is suitable for mass production, and has very high economic benefits.

The invention relates to the technical field of battery soft wrapping foil processing, in particular to edge cutting equipment for battery soft wrapping foil processing, and the edge cutting equipment comprises an operation table, a pushing assembly, a feeding assembly, an adjusting assembly, a cross rod and a fourth motor, according to the edge cutting equipment, feeding is conducted through the feeding assembly, and the edge cutting position of a soft wrapping foil battery is adjusted through the adjusting assembly; according to the edge cutting equipment, the pushing assembly is matched with the blade to conduct edge cutting machining on the soft wrapping foil battery, the edge-cut soft wrapping foil battery is taken down through the feeding assembly, the edge cutting equipment achieves the streamlined machining process of automatic feeding and discharging, edge cutting machining is conducted on the soft wrapping foil battery automatically, the machining speed is higher, and the machining efficiency is improved. According to the edge cutting equipment, the carrying, edge cutting, material taking and feeding operations are achieved on the soft-packed foil battery by moving the carrying plate left and right, the machining process exists in each movement of the soft-packed foil battery, a series of streamlined edge cutting machining is conducted on the soft-packed foil battery by moving the carrying plate left and right, and therefore the equipment is more compact in structure and smaller in size.

The invention discloses a method for displaying network contents on an electronic paper book, which is used for timely displaying a web page adapted to mobile equipment and sequentially comprises the four steps of web page fragmentation, selection and filtering, web page unit filtering and web page integration and rendering. The method specially comprises the following steps: fragmenting an original web page subjected to web page extraction into a series of web page units; filtering the web page units not supported by the equipment and not needed by a user of the mobile equipment by using a filter selected according to information collected from the web page units, the characteristics of the equipment and the specific class of the web page; and recombining and integrating the web page units after the filtering by a system, transmitting the integrated web page to a client by the system, re-rendering the integrated web page and displaying the re-rendering web page on the equipment of the client. The method has the advantages of wide applicability, flexibility, convenient and quick reading, traffic and cost saving and the like; through the method, the needs of the users of various pieces of mobile equipment can be satisfied; and the method is especially applied to products using special screens, such as the electronic paper book.

The invention provides an auxiliary system for improving orthopedic diagnosis decision efficiency and a method thereof, and the method comprises the steps: obtaining the illness state information of a first patient, the illness state information comprises examination image information, and obtaining a first disease feature information set, wherein the first disease feature information set comprises a first key point information set and a second key point information set; constructing a first structure three-dimensional model diagram according to the first disease information set; obtaining a first correction parameter according to the first structure three-dimensional model diagram; correcting the first key point information set and the second key point information set according to a first correction parameter to obtain a third key point information set and a fourth key point information set; and inputting the third key point information set and the fourth key point information set into an orthopedic diagnosis evaluation model to obtain a first evaluation result, sending the first evaluation result to an expert platform, and obtaining a second evaluation result according to expert opinions. The system and the method solve the technical problem that the prior art can only assist in the diagnosis of orthopedic diseases with obvious characteristic points. and therefore, the application range is small.

The invention discloses a mechanical transmission-free jet flow spray-adjustable cooling method and device, and belongs to the technical field of jet flow ventilation cooling. The device comprises a mechanical transmission-free jet flow spray-adjustable cooling device body, and a middle water distribution topological pipeline and a bottom water distribution topological pipeline are sequentially arranged at the position from the high position to the low position along the gravity potential energy of a pipeline system topological layout adopted a topological layout; and the middle water distribution topological pipeline is provided with first-stage multilayer mechanical transmission-free fixed jet spray cooling spray head sets which are distributed in the circumferential direction, secondarymultilayer mechanical transmission-free fixed jet spray cooling spray head sets are arranged on the bottom water distribution topological pipeline, and a main water inlet pipeline is in communicationwith the middle water distribution topological pipeline and the bottom water distribution topological pipeline. The mechanical transmission-free jet flow spray-adjustable cooling method and device aim to break through bottlenecks of the prior art and subvert the traditional design, the traditional mechanical transmission air draft part device is completely replaced with the water return pressure,and thus a stable and reliable maintenance-free cooling tower is formed.

The invention discloses an engineering vehicle. The engineering vehicle comprises a vehicle rack, an operating arm arranged on the vehicle rack and a mechanical tool platform, and the mechanical toolplatform is arranged on the vehicle rack and is provided with at least two mechanical tools. The engineering vehicle is provided with a working state and a mechanical tool replacing state, and relative positions between the mechanical tool platform and the operating arm are changeable to make the operating arm be located above the mechanical tool platform and corresponding to the position of the mechanical tool to be replaced of the at least two mechanical tools in the mechanical tool replacing state. According to the engineering vehicle, the vehicle rack is provided with the mechanical tool platform specifically used for placing the mechanical tools, furthermore, the relative positions between the mechanical tool platform and the operating arm are changeable, thus when the mechanical tools need to be replaced, only the operating arm needs to be located above the mechanical tool platform and correspond to the position of the mechanical tool to be replaced so that the operating arm canbe connected with the mechanical tool to be replaced, the mechanical tool replacing time is reduced, the operating efficiency is effectively improved, and the whole mechanical tool replacing process has low requirements for the replacing site, so that the applicability range of the engineering vehicle is broadened.

The invention provides a gradient utilization device for diffused gas self-sustaining catalytic combustion sensible heat. The gradient utilization device comprises a preheating device and a preheatingcavity internally provided with a preheating pipeline, and a gas inlet and a gas outlet are connected with the preheating cavity; the two ends of the preheating pipeline are connected with a high-temperature inlet and a high-temperature outlet separately; a catalytic combustion device comprises a shell, a carrier and a coating, and the carrier and the coating are installed in the shell; the two ends of the shell are connected with the gas outlet and the high-temperature inlet separately; a sensible heat recovery device comprises a heat exchange cavity internally provided with a heat exchangepipe, and the two ends of the heat exchange cavity are connected with the high-temperature outlet and the gas outlet separately; and a control system is used for monitoring and controlling the workingprocess of each device and giving an alarm in case of anomaly of each device in the working process. According to the gradient utilization device, a cascade heat exchange device is designed accordingto the special property of diffused gas self-sustained catalytic combustion, and the production requirements for stable recovery and output of diffused gas waste heat can be met; the utilization efficiency of waste heat resources is improved; and emissions of combustibles and pollutants are reduced.

The invention relates to the technical field of H-shaped steel processing, and discloses a corner shape correction processing mechanism based on H-shaped steel processing. The corner shape correctionprocessing mechanism comprises a rack, a first fixing plate, a conveying mechanism and a second fixing plate, wherein the first fixing plate, the conveying mechanism and the second fixing plate are fixedly connected to the top of the rack. According to the corner shape correction processing mechanism based on H-shaped steel processing, through the cooperative use of a first fixing rod, a second fixing rod, a first sliding seat, a second sliding seat, a rotating shaft and a fixing seat, the corner shape correction processing mechanism can automatically adjust the distance between a first correction wheel and a second correction wheel and the distance between the first correction wheel and a third correction wheel and correct the two sides of H-type steel according to the wall thicknesses and distance of the two sides of the H-shaped steel through the starting of a hydraulic cylinder. A first correction mechanism and a second correction mechanism can move in the axis directions of the first fixing rod and second fixing rod. Acting force generated by the hydraulic cylinder can evenly act on the corners of the H-shaped steel. Bending does not happen easily when the two sides of the H-shaped steel are stressed simultaneously.

In order to solve the problem that aluminum alloys in the prior art are difficult to consider mechanical properties and elongation at the same time, the invention provides the aluminum alloy. The aluminum alloy comprises the following components in percentage by weight of: 8%-13% of Si, 1.6%-2% of Cu, 0.002%-0.8% of Zn, 0.2%-0.5% of Mn, 0.2%-0.5% of Mg, 0.001%-0.02% of Cr, 0.01%-0.03% of Sr, 0.03%-0.08% of Ti, 0.1%-0.4% of Fe, 0.01%-0.02% of Ga, 0.002%-0.01% of Mo, 0.001%-0.02% of La and the balance of Al and other elements, and the total amount of the other elements is less than 0.1%. Meanwhile, the invention further discloses a preparation method of the aluminum alloy. The yield strength and the tensile strength of the aluminum alloy provided by the invention are remarkably improved, and the aluminum alloy also has better elongation on the premise of ensuring the strength.

The embodiment of the invention provides semiconductor process equipment and an exhaust system thereof. The exhaust system comprises a switching device, a first pressure control mechanism and a second pressure control mechanism, the switching device is connected with the process chamber, and is connected with the first pressure control mechanism and the second pressure control mechanism; a first pressure control pipeline of the first pressure control mechanism is connected with the switching device and is used for exhausting the process chamber; the first controller is arranged on the first pressure control pipeline and is used for controlling the process chamber to be kept at the first pressure when the first pressure control pipeline exhausts; a second pressure control pipeline of the second pressure control mechanism is connected with the switching device and is used for exhausting the process chamber; the second controller is arranged on the second pressure control pipeline and used for controlling the process chamber to be kept at a second pressure when the second pressure control pipeline exhausts, and the second pressure is larger than the first pressure. According to the embodiment of the invention, the process chamber can be kept in at least two pressure states, so that the applicability and the application range of the embodiment of the invention are improved.

The invention provides a combustor. The combustor comprises a bottom plate, a plurality of fire grates and backflow plates. The multiple fire grates are erected on the bottom plate side by side. The backflow plates are erected on the bottom plate, the backflow plates are arranged between every two adjacent fire grates, backflow holes are formed in the backflow plates, or backflow gaps are reservedbetween the backflow plates and the bottom plate so as to communicate with the two sides of the backflow plates. A plurality of secondary air holes are formed in the bottom plate, located below the fire grates, and communicate with gas mixing channels formed between the backflow plates and the fire grates. The invention further provides a wall-hanging stove comprising the combustor and a water heater comprising the combustor. By reasonably organizing air flow and performing flue gas backflow, secondary combustion forms oxygen-poor combustion, so that the fire grate combustion temperature is reduced, the NOx content after gas combustion is effectively reduced, and the application range of the wall-hanging stove and the water heater adopting an atmospheric combustor is expanded. In addition, high-temperature flue gas backflow can effectively preheat air and fuel, and therefore the combustion efficiency is improved.

The invention relates to the technical field of industrial process control, in particular to a development platform for data acquisition. The development platform comprises a server, a database and a data acquisition end; the data acquisition end is used for acquiring industrial data of an industrial terminal and independently corresponds to the industrial terminal, and the server comprises the following modules: an acquisition control module, a data acquisition module, a data configuration module and a data import module. According to the invention, the problems of high complexity and high difficulty of data transplantation between different industrial terminals are solved.

The high-precision miniature double-finger clamping jaw comprises a main body and a main driving piece installed in the main body, an installation base is installed on the main body, a gear set is arranged in the installation base, and a driving shaft of the main driving piece is in transmission connection with the gear set; a clamping jaw seat is fixedly mounted above the mounting seat, two clamping jaws which are arranged in a central symmetry mode are slidably mounted in the clamping jaw seat, the two clamping jaws are arranged in a central symmetry mode and are both in transmission connection with the gear set, the two clamping jaws synchronously and relatively move in the clamping jaw seat through the gear set, each clamping jaw comprises a clamping part, and the clamping parts are arranged on the clamping jaw seat. And the clamping parts of the two clamping jaws are correspondingly arranged. The clamping device is convenient to operate, simple in structure, compact in structural design, small in overall size, stable in operation and high in clamping precision.

The invention relates to a polishing device of a welded flexible connection copper bar for a new energy automobile battery. The polishing device comprises a polishing table and a polishing plate arranged on the polishing table and used for fixing the copper bar. The polishing plate is provided with polishing bases moving towards or away from each other and driving mechanisms driving the polishingbases to move. The polishing bases are provided with grinding assemblies which are adjustable in spacing distance so as to adapt to polishing of copper bars of different lengths and sizes. Compared with the prior art, through the arrangement of a fixed clamping base, the polishing base, the driving mechanism and the polishing assemblies, the welded position of the copper bar can be quickly polished, no polishing dead corners exist, and the polishing quality and the polishing efficiency are guaranteed; and through the arrangement of an adjusting assembly and a tension belt mechanism, the polishing device can meet the requirement for polishing copper bars of different lengths and sizes, the applicability of the polishing device is improved, and the application range is widened.

The invention relates to a thin-layer wrapper spreading device. A trapezoid scraper consisting of a large baffle, a baffle body and a small baffle is used for wrapping paste; a power switch is switched on, after an output shaft of a vertical motor passes through a decelerator, a driving shaft drives a screw rod fixing frame to rotate, and at the time, the scraper enables the paste to be automatically rotated and uniformly spread; a lateral motor drives a screw rod to rotate forwards, a sliding block slides in the forward direction of a sliding bar, and the paste in the scraper is completely spread for the first time in the circumferential direction; after the sliding block moves to the end part of the sliding bar, the lateral motor drives the screw rod to rotate backwards, the sliding block slides in the backward direction of the sliding bar, and the scraper is used for levelly spreading the paste on a pot surface for the second time; after the sliding block touches a touch switch on the sliding bar, the power switch is in power failure, and spreading of a wrapper once is completed, namely making the wrapper once is completed. Compared with a conventional device adopting a manual spreading manner, the device disclosed by the invention has the advantages that wrapper spreading speed is effectively promoted, and the wrapper molding quality is effectively improved; and the device is suitable for mass production, and has very high economic benefits.

A low-plant picking device for greenhouse fruit and vegetable planting comprises a handheld supporting rod and a picking barrel hinged to the handheld supporting rod, an adjusting mechanism is arranged in the handheld supporting rod, and a cutting assembly is arranged at the barrel opening end of the picking barrel; a power mechanism is arranged on one side of the handheld supporting rod, and a protection assembly is arranged on the other side of the handheld supporting rod. Compared with the prior art, through the arrangement of the handheld supporting rod, the picking cylinder, the cutting assembly and the power mechanism, a worker can pick fruits and vegetables on low plants without bending down, the picking efficiency is improved, the labor intensity of the worker is reduced, and the body of the worker is prevented from being injured; through the arrangement of the adjusting mechanism, the picking cylinder can be suitable for various fruit and vegetable picking angles, the applicability of the fruit and vegetable picking device is improved, and the application range of the fruit and vegetable picking device is widened; through the arrangement of the protection assembly, the cutting assembly is separated from the power mechanism when the angle of the picking cylinder is adjusted, and the purpose of protecting the power mechanism is achieved.

The invention provides a method and a device for removing signal noise of a piezoelectric sensor. The method comprises the following steps: acquiring element information of each element generating noise in the device; obtaining noise data generated by a corresponding element according to the element information, and obtaining a noise signal after the noise data is converted into an electric signalaccording to the noise data; converting an elastic wave signal generated by touch into an electric signal through a piezoelectric sensor to obtain a touch signal; and comparing the noise signal withthe touch signal to obtain touch data. Therefore, the noise interference of an electronic device using elastic waves can be greatly reduced, the accuracy of touch positioning is effectively improved,the applicability of an elastic wave touch positioning mode is enhanced, and the application range of the elastic wave touch positioning mode is widened.

The invention provides a vehicle control method and a vehicle control system for safety driving under the zero tire pressure. The control method includes the first step of obtaining the tire pressure and the rotation speed of each wheel of a vehicle, the second step of judging whether a tire burst happens according to the tire pressure and the rotation speed of each wheel of the vehicle, the third step of judging whether other vehicles, pedestrians or barriers exist in the blind zone of the vehicle if the tire burst happens, the fourth step of obtaining vehicle speed signals and torque signals of an electric power steering system, and the fifth step of controlling an electronic vehicle stabilizing system to start if the other vehicles, the pedestrians or the barriers exist in the blind zone of the vehicle, and sending first control signals to the electric power steering system so as to repeatedly carry out fine adjustment on the driving direction of the vehicle according to the torque signals and the vehicle speed signals. Through the vehicle control method and the vehicle control system for safety driving under the zero tire pressure, the driving direction of the vehicle can be corrected when the tire burst happens, so accidents are reduced; when the tire burst happens or the tire pressure is lower than a safety driving value, the vehicle control system can give an alarm to prompt the pedestrians and the other vehicles outside the vehicle.

The invention relates to a control system and method for a long-term low-power biased loop operation of a multi-loop reactor. The control method comprises a downlink power control method and an uplink power control method. A biased loop operation control system is established, and a scientific and feasible control method is adopted, so that the stable operation and steady output problems of the unit positioned in a low-power state for a long time can be solved when a nuclear powered vessel performs self-propelled marine operation, reactor trip is not needed when the nuclear powered vessel operates at low power for a long time, namely the stable operation and steady output of the unit can be realized, and obvious economic benefits are achieved. The long-term low-power marine operation of the ship is realized, and the application range of the reactor is widened. Moreover, since the reactor trip is not needed in the power switching process, the low-power operation risk is reduced, and the safety and economic efficiency of the unit are greatly improved.

The invention discloses an IGCC system with an adjustable thermoelectric ratio and an operation method thereof. The system comprises a gas turbine power generation system, a waste heat boiler power generation system and a heat supply system, wherein an flue gas outlet of the gas turbine power generation system is provided with a flue gas adjusting device; and the flue gas adjusting device is provided with a flue gas inlet, a first flue gas outlet and a second flue gas outlet, wherein the first flue gas outlet communicates with the waste heat boiler power generation system, a first flue gas adjusting baffle is arranged in a flue between the first flue gas outlet and the waste heat boiler power generation system, the second flue gas outlet communicates with a heating system, a second flue gas adjusting baffle is arranged in a flue between the second flue gas outlet and the heating system, and flue gas outlets of the heating system and the waste heat boiler power generation system are both connected with a chimney. According to the IGCC system with the adjustable thermoelectric ratio and the operation method thereof, flue gas waste heat of the IGCC system can be distributed and utilized, and the thermoelectric ratio can be adjusted by utilizing the flue gas adjusting device, so that partial heat electrolysis coupling of the IGCC system is realized, and the flexibility of the IGCCsystem and the friendliness to a power grid are further improved.

The invention discloses a control method of a treatment device. The treatment device comprises a number of treatment heads. The control method comprises the steps that the power supply state of at least one treatment head in a number of treatment heads is queried through wireless communication; and a control signal is sent to the treatment heads whose power supply is on. The invention further provides a control device, a control method of the treatment heads, the treatment heads and the treatment device. According to the invention, the treatment device comprises the control device and a numberof treatment heads; the control method is executed by the control device; in the control method, a communication process is carried out through a wireless network, so that wired connection between the treatment heads and the control device is not needed; problems such as dragging of a cable can be avoided; the probability of damage to the treatment heads is reduced; the maintenance cost of the device is reduced; in addition, each treatment head is free of a cable, so that the treatment head can be moved to any desired position; and the treatment convenience is improved.