33results about How to "Easy function switching" patented technology

The invention discloses an intelligent control system and method of a personal care beauty instrument. The method comprises the following steps that APP software of an intelligent terminal is in wireless connection with the care beauty instrument; use setting of the care beauty instrument is conducted through a visual operation interface of the APP software of the intelligent terminal; the care beauty instrument feeds back the current use information of a user and sends the current use information of the user into the APP software of the intelligent terminal to be analyzed; the software makes a corresponding beauty scheme according to the current use information of the user and feeds back the scheme onto a display screen of the intelligent terminal of the user; the user executes corresponding operation according to the beauty scheme on the display screen of the intelligent terminal. By means of the intelligent control system and method of the personal care beauty instrument, setting on the instrument is not needed when the beautify instrument is used, and personnel setting can be completed by directly relying on the APP software; by means of the setting, the function switching of the beauty instrument is facilitated, various parameters are accurately set, and thus the effect of a personal customization beauty mode of the user is achieved.

The invention relates to a distribution network feeder terminal unit power supply management system and method. The system comprises an alternating current power supply module, a main control back-up power supply charging and discharging module, a work communication power supply monitoring control module and a back-up high-voltage operating power supply module. In the distribution network feeder terminal unit power supply management system, the alternating current power supply module is powered by two paths of alternating current mains supply, so that the power supply reliability of the alternating current mains supply is ensued; the main control back-up power supply charging and discharging module can provide backup power when the alternating current mains supply is in outage to ensure the normal operation of the distribution network feeder terminal unit when the alternating current mains supply is in outage; the work communication power supply monitoring control module can well solve the problem of voltage jitter when the main control back-up power supply charging and discharging module is in power supplying; and the back-up high-voltage operating power supply module can well eliminate arc discharge caused by switch equipment actions, so that the power supply safety and the reliability of the high-voltage operating power supply are ensured.

The invention relates to sauna / shower equipment and discloses portable multifunctional sauna / shower equipment which comprises a sac, a composite expansion seal pipe bundle device, a folding adjustable passage massage multi-chamber pump, a multifunctional heat-insulating water bucket, a gas control valve, a water delivery pipe, a hot water pipe, an air delivery pipe and a hot steam pipe, wherein the sac is connected with the composite expansion seal pipe bundle device and the folding adjustable passage massage multi-chamber pump through the air delivery pipe, the water delivery pipe and the hot steam pipe; and the multifunctional heat-insulating water bucket is connected with the composite expansion seal pipe bundle device and the folding adjustable passage massage multi-chamber pump through the hot water pipe and the water delivery pipe. The multifunctional bath equipment integrates the functions of sauna bath, shower bath, tub bath, massage, beautification and steam bath. The portable multifunctional sauna / shower equipment is complete and perfect as well as safe and comfortable, is convenient to use, has a wide application range, provides convenience for water temperature control, minimizes energy consumption and water consumption, is compatible, and has a simple structure and a low cost.

The invention discloses an FPGA (Field Programmable Gate Array) dynamic function switching method and device for embedded equipment. According to the invention, firstly, a target file mapping table is formed according to a corresponding relationship between equipment functions and FPGA target files; then configuration file information and instruction information are analyzed to obtain information of a function to be switched, and according to the information of the function to be switched, the corresponding target file is searched by combining the target file mapping table; finally, the searched target file is loaded. By the process, the FPGA dynamic function switching method and device solve the problems of tediousness and easiness for generating a fault when different FPGA programs need to be downloaded for different devices, and are more efficient, convenient and rapid in management when different FPGA programs are used for different devices; moreover, a very convenient method is provided for full functional testing of the devices.

The invention discloses a button-switched water distributing device. According to the button-switched water distributing device, a locking seat is fixed into the mounting hole of a device body, and positioning ribs are formed inside the front cavity of the locking seat; a button is movably connected to the locking seat; a fixing seat is fixed into a mounting cavity of the device body and provided with a middle cavity, a rear cavity and a side holes; the front end of a pressure rod is fixed onto the button, the rear end of the pressure rod forms first bevel teeth inside the front cavity, and first tooth gaps are formed between every two neighboring first bevel teeth and matched with the positioning ribs; a transmission member is arranged inside the front cavity and the middle cavity, second bevel teeth are formed at the front end of the transmission member and matched with the first bevel teeth, and second tooth gaps or tooth slots are formed between every two neighboring second bevel teeth and matched with the positioning ribs; the piston head of a piston rod is arranged inside the middle cavity and connected with the transmission member; a reset spring is arranged between the piston head and the edge of a through hole; a front plug is fixedly connected at the rear end of the piston rod and movably connected with a rear plug in a sleeve mode, and a prestressed spring is arranged between the front plug and the rear plug. The button-switched water distributing device is simple in structure, convenient in function-switch and high in practicality.

The invention relates to the technical field of household appliance cleaning and disinfecting, in particular to an intelligent household appliance cleaning machine which comprises a machine body, a machine enclosure, a card lock and a carrying handle; the machine body is locked with the front side of the machine enclosure through the card lock; a box cavity is formed in the lower part of the machine body; a sterilizing timer, a general supply button switch, a steam intelligent selector switch, a power increasing strong steam switch, an ozone descaling selective switch, an ozone sterilizing interface, a dry-wet variable-frequency regulator, a circulating descaling water inlet, a circulating descaling water outlet, an output tube, a high-pressure water inlet tube and a heating water inlet tube are arranged in the box cavity; the high-pressure water inlet tube and the heating water inlet tube are externally connected to a plastic rubber tube separately, and are connected to an outer water tank which is independently arranged on the outer part of the box body; the outer water tank is filled with a cleaning agent; and the plastic rubber tube is used for conveying the cleaning agent into a box from the outer water tank. The intelligent household appliance cleaning machine can meet different cleaning and clearing requirements of household appliances, has various functions which are conveniently switched.

The invention discloses a multifunctional variable orthopedic cutting and polishing device. The device comprises an outer sleeve and an operating portion. The operating portion comprises a cylindricalportion. A file cut surrounding the surface of the cylindrical portion is arranged at the front end of the cylindrical portion, a square handle is fixedly connected to the front end of the cylindrical portion, and the front end of the square handle is connected with a blade. The outer sleeve is a hollow cylindrical sleeve, and the outer sleeve is tightly sleeved on the outside of the cylindricalportion and can move back and forth along the cylindrical portion. The device is provided with the blade and a polishing pattern and integrates cutting and polishing devices on one instrument. Both cutting and polishing can be performed on the bone in an orthopedic surgery, functions are convenient to switch, and the surgical treatment efficiency can be greatly improved.

The invention discloses a mopping and sweeping and dust collection integrated robot. The mopping and sweeping and dust collection integrated robot comprises a movable machine body, wherein an equipment operation control panel is arranged at the front end of the machine body; a driving wheel and a driven wheel are arranged at the bottom of the machine body; brush plates are further arranged at thebottom of the machine body; the tail of the machine body is provided with a water scraping part which is used for cleaning and collecting sewage, and the sewage is conveyed to a sewage tank at the upper part of the machine body through a vacuum machine hose interface; the robot is characterized in that the fixed structure of the water scraping part and the tail of the machine body is of a detachable fixed structure; the robot further comprises a dust collection part which is used for being detachably mounted at the position of the water scraping part after the water scraping part is detached;and the dust collection part is provided with a dust collection pipe connection port, and the dust collection pipe connection port is connected with the vacuum machine hose interface.

The invention discloses a button-switched water distributing device. According to the button-switched water distributing device, a locking seat is fixed into the mounting hole of a device body, and positioning ribs are formed inside the front cavity of the locking seat; a button is movably connected to the locking seat; a fixing seat is fixed into a mounting cavity of the device body and provided with a middle cavity, a rear cavity and a side holes; the front end of a pressure rod is fixed onto the button, the rear end of the pressure rod forms first bevel teeth inside the front cavity, and first tooth gaps are formed between every two neighboring first bevel teeth and matched with the positioning ribs; a transmission member is arranged inside the front cavity and the middle cavity, second bevel teeth are formed at the front end of the transmission member and matched with the first bevel teeth, and second tooth gaps or tooth slots are formed between every two neighboring second bevel teeth and matched with the positioning ribs; the piston head of a piston rod is arranged inside the middle cavity and connected with the transmission member; a reset spring is arranged between the piston head and the edge of a through hole; a front plug is fixedly connected at the rear end of the piston rod and movably connected with a rear plug in a sleeve mode, and a prestressed spring is arranged between the front plug and the rear plug. The button-switched water distributing device is simple in structure, convenient in function-switch and high in practicality.

The invention discloses a multifunctional rehabilitation vehicle, and belongs to the technical field of rehabilitation physiotherapy instruments. The vehicle comprises a frame and balance weight wheels; the frame is rotationally connected with a main shaft; the main shaft is rotationally connected with a hand wheel frame; the frame is rotatably connected with trundles; pedals are mounted at the left and right ends of the trundles; the hand wheel frame is rotationally connected with a hand wheel; the hand wheel is slidably connected with a handle; the main shaft is rotationally connected with a trundle driving ring and a hand wheel driving ring; the main shaft is slidably connected with a linkage sleeve; the hand wheel frame rotates to drive the linkage sleeve to slide; when the hand wheel frame is located at the front limit position, the hand wheel is not in transmission connection with the caster; and when the hand wheel frame is located at the rear limit position, the hand wheel is in transmission connection with the trundles. Leg exercise can be carried out; arm exercise can be performed; rehabilitation training and hand-foot linkage can be carried out, and hand movement drives foot movement or foot movement drives hand movement; and the vehicle is simple in structure, various in purpose, convenient to switch functions and convenient to use.

The embodiment of the invention discloses a method and a device for controlling keys of smart watches and relates to the technical field of smart watches. The method comprises the following steps: obtaining control signals generated by keys and timing the time duration of the control signals; comparing timing results with preset thresholds, and generating corresponding control commands and performing corresponding control operations when the timing results reach the corresponding preset thresholds, wherein the control operations comprise operations of turning on and off Bluetooth, operations of resetting the Bluetooth or operations of switching modes. According to the method and the device of the embodiment, the generated control information is obtained by the keys and the corresponding control operations are performed, so that different operations are switched; the smart watches are more complete in function display and are more convenient in function switching modes; and the operability of the smart watches is improved.

The invention discloses an instrument navigation switching method, a server and a client. The method comprises the following steps: receiving instrument navigation switching information; carrying outswitching to an instrument navigation function of a vehicle machine according to the instrument navigation switching information, and acquiring vehicle state information according to vehicle sensing data; acquiring navigation data, acquiring a navigation data type and navigation map information according to the navigation data, and extracting instrument state display information from the vehicle state information; generating navigation display information according to the navigation data type and the navigation map information, and sending the navigation data type, the navigation display information and the instrument state display information to the client. Therefore, technical problems that in the prior art, vehicle navigation equipment is single in interaction function and low in applicability to special navigation application scenes are solved.

A dust-absorbing water scraping scraper for a cleaning robot and the cleaning robot are disclosed. The dust-absorbing water scraping scraper comprises a water scraping scraper shell (47), a collisionwheel (41), a scraper blade (44), a water suction pipe (42) and star-shaped screws (43), wherein, the scraper blade comprises an inner arc rubber strip (46) and an outer arc rubber strip (49), a plurality of holes (45) are arranged on the inner arc rubber strip, one side of the inner arc rubber strip of the scraper blade is provided with a row of bristles (48), and the bristles are located in thegaps of the holes.

The invention relates to the technical field of pregnant woman exercise equipment, in particular to a midwifery exercise device for pregnant women. A pregnant woman midwifery exercise device comprises a bottom plate, the upper side wall of the bottom plate is fixedly connected with an annular plate, the upper side wall of the annular plate is rotatably connected with a rotating plate, the rotating plate is driven by a driving mechanism, and the upper side wall of the rotating plate is fixedly connected with an annularly-arranged supporting plate set; the supporting plate set comprises an inner supporting plate and an outer supporting plate, the inner supporting plate and the outer supporting plate are concentrically arranged, and the opposite side walls of the inner supporting plate and the outer supporting plate are rotationally connected with an annularly-arranged sliding way set. Compared with the prior art, the midwifery exercise device for the pregnant woman has the advantages that stair climbing and walking exercise are combined together, by arranging the switching mechanism, function switching is more convenient, exercise is more convenient, the effect is better, meanwhile, the danger caused by too high speed and shaking of the pregnant woman when the pregnant woman exercises can be avoided, and the pregnant woman can take exercises more safely.

The invention belongs to the field of airport aviation ground special equipment, and particularly relates to an automatic civil aircraft wheel lifting device and a using method thereof. The device comprises a movable and tractable main lifting platform which is used for realizing vertical lifting of airplane wheels; a movable auxiliary lifting platform which is used for realizing vertical lifting of the airplane wheel shaft; and a double-four-bar mechanism which is used for connecting the main lifting platform and the auxiliary lifting platform. The beam structure is used as a basic framework, so that the manufacturing cost is saved while enough rigidity and strength are ensured. On the other hand, the invention further provides a structural form of combining the main lifting platform and the auxiliary lifting platform of the automatic lifting device for the airplane wheels, a wheel holding type lifting mechanism of a traditional tractor is replaced by the U-shaped cantilever supporting table, the operable space of maintenance personnel is enlarged, maintenance is convenient, and meanwhile, flexible conversion of traction transfer of the airplane and lifting overhaul of airplane wheels can be achieved, the operation procedures are simplified, and waste of equipment resources is avoided.

An intelligent control system of a personal nursing care cosmetic instrument and method thereof, the method comprising the following steps: an application (APP) software (12) of an intelligent terminal establishes a wireless connection with a nursing care cosmetic instrument (13) (S1); operation settings of the nursing care cosmetic instrument (13) are operated via an intuitive operation interface of the App software (12) of the intelligent terminal (S2); the nursing care cosmetic instrument (13) feeds back current usage information of a user and sends the same to the APP software (12) of the intelligent terminal so as to perform analysis (S3); according to the current usage information of the user, the software formulates a corresponding cosmetic scheme and feeds back the same to a display screen of the intelligent terminal of the user (S4); according to the cosmetic scheme on the display screen of the intelligent terminal, the user performs a corresponding operation (S5). The above method eliminates the need for configuring a setting on the instrument when the cosmetic instrument is used and completes personal settings directly by the APP software. The settings facilitate switching functions of the cosmetic instrument and provide accurate setting parameters, thus accomplishing a customized cosmetic model.

The invention discloses a centrifugal separation device for river sludge treatment process, which comprises a casing, a mud inlet pipe, a fixing seat and a rotating drum, one end of the casing is a first tapered part, and the two ends of the casing are connected to The fixed seat is fixed by welding, and a drum is movably connected between the two fixed seats through bearings, and one end of the drum is connected to the external torque, and the drum is a hollow structure, and one end of the drum is a second tapered The first tapered part and the second tapered part are arranged in the same vertical plane, and a mud inlet pipe is arranged inside the drum, and a differential clutch is connected between the mud inlet pipe and one end of the drum , a rectifying cone is installed at one end of the second tapered part, and a scraper is evenly arranged on the outside of the rectifying cone, and the rotating outer diameter of the scraper is equal to the inner diameter of the mud inlet pipe, and the rectifying cone is attached to the second cone The side wall of the shape part, according to the present invention, has the characteristics of easy cleaning and removal of internal dirt.

The invention relates to the field of assembly lines, and provides a positioning mechanism switching device and an assembly line to solve the problem that existing positioning mechanisms are inconvenient to switch and cannot adapt to the positioning of different vehicle models of the assembly lines. The positioning mechanism switching device comprises a switching device and a positioning device, wherein the positioning device comprises a fixed seat and a positioning disk; the positioning disk comprises a switching disk and a plurality of positioners; the switching disk is rotatably connected with the fixed seat; a rotation limiting through hole is formed in the switching disk; the fixed seat is provided with a rotation limiting rod which is capable of extending out of in the axial direction to be inserted into the rotation limiting through hole so as to lock the switching disk; the switching device comprises a linear drive, a rotary drive and a switching head; the switching head comprises a torque rod; the rotary drive is in transmission connection with the switching head; and the linear drive is in transmission connection with the rotary drive. The positioning mechanism switching device has the beneficial effects of conveniently realizing switching of the positioners, facilitating function switching of automatic assembly lines and enabling the assembly lines to be conveniently applied to different vehicle models.

The invention discloses an air purification device for a treatment room, which relates to the technical field of air purification equipment. A housing and an air duct arranged inside the housing are provided, and a rotatable rotating plate support is arranged in a channel opened in the middle of the air duct. The rotating plate support is connected to the air duct in rotation. The cross section of the rotating plate support is in the shape of "+", which is composed of two boards crossing vertically. The rotating plate support is equipped with a negative ion generator and a disinfection The base of the negative ion generator and the base of the sterilizer are arranged diagonally relative to the center of the rotating plate support. The base of the sterilizer is provided with a heating plate and hydrophilic cotton, and the heating plate and the hydrophilic cotton are all embedded. In the base of the sterilizer, the hydrophilic cotton communicates with the liquid injection hole, and even the liquid injection hole communicates with the barrel through a flexible water pipe. This disclosure has dual functions of air purification and anti-virus, and the functions are convenient to switch. Water is supplied or recycled to reduce waste of disinfection water and prevent failure.

The invention discloses a desktop cleaner, and belongs to daily necessities. The cleaner comprises a cleaning part and a cleaning box, the cleaning part comprises a wiping box, a wiping part and a water squeezing assembly; the wiping part comprises a wiping belt and a driving motor; the lower end of the wiping belt is positioned below the wiping box; the water squeezing assembly comprises a watersqueezing rod and an eccentric wheel; when the eccentric wheel rotates, the water squeezing rod slides longitudinally, and then the wiping belt can be squeezed. And a water squeezing control part is rotationally connected in the wiping box. The cleaner has a wiping function, and the rotating wiping belt automatically wipes cleanly; the cleaner has a water absorption function, and the wiping belt after water absorption is compressed and dewatered, so that the wiping belt can circularly absorb water; the cleaning function is achieved, the wiping shell is placed into the cleaning tank, the waterspraying plate can flush the wiping belt, meanwhile, the wiping belt can be compressed and dewatered by the water squeezing rod and the pressure bearing roller, then flushing is conducted again, and the process is repeated till the wiping belt is cleaned up.

A double-loop intelligent rack bus system comprises starting end boxes, bus ducts, bus bars, connectors, plugging devices, plugging boxes, power distribution cabinets and power strips. The number of the starting end boxes is two, and the starting end boxes are respectively arranged at two ends of the bus ducts. The bus ducts are arranged in a double-layer overlapping manner; the bus bars in each section of bus duct are connected end to end through the connectors; the plugging device is arranged on one side of each layer of bus duct, and the plugging device is electrically connected with the bus bar; each plugging box is fixed with the two ends of the bus duct through plugging, and the plugging boxes are electrically connected with the plugging devices; The power distribution cabinets are arranged on the bottom side of the bus duct, the power strips are fixedly arranged in the power distribution cabinets, and the power strips are electrically connected with the plugging boxes through cables. According to the bus system, structural design is carried out on the bus duct, the plugging device and the plugging box, the bus system has a more compact system structure, plugging and unplugging of the plugging box can be facilitated, and operation is convenient; electric arcs are avoided in the power taking process in the system, and high safety performance is achieved.

The invention discloses a multi-port variable-strength multifunctional swirler and a design method thereof. The swirler comprises a multi-port shell, the multi-port shell is a cylinder of a multi-thread bottom cover with a cone at the upper end and an opening connected with the lower end in a sealed mode, an inner flow pipe communicating with the multi-thread bottom cover is arranged in the multi-port shell, at least one head variable-lift-angle torsion belt is arranged on the outer wall of the inner flow pipe in the axial direction, the upper end of the inner flow pipe is connected with a conical surface flow guide sleeve, a cylinder opening with external threads is formed in the cone at the upper end of the multi-port shell, a second flange plate is in threaded connection with the cylinder opening, a plurality of cylinder inlets and a plurality of tangential swirling inlets are formed in the lower end cylinder wall, and the lower end of the multi-thread bottom cover is in threaded connection with a first flange. According to the multi-port variable-strength multifunctional swirler and the design method thereof, the design is carried out by combining a turbulent flow field rotational flow coherent structure, a rotational flow field generated under the hydraulic conveying working condition is high in strength and good in energy utilization, the long-distance conveying efficiency is improved, the structure is reasonable, the sealing performance is good, dismounting and mounting as well as function switching are convenient and fast, and operation modes are diversified and flexible.

The invention discloses a combined nursing device for an oral cavity, which comprises a sponge scrubbing strip for scrubbing the oral cavity, and a main pipe for delivering flushing liquid or attracting. The sponge scrubbing strip is connected with the end part of the main pipe; the other end of the main pipe is connected with a first port of a three-way connecting piece; a second port of the three-way connecting piece is connected with a liquid delivering pipe; a third port of the three-way connecting piece is connected with an air suction pipe; and the three-way connecting piece is provided with a gating switch; and the gating switch is provided with a gear for communicating the liquid delivering pipe and the air suction pipe with the main pipe respectively or simultaneously. By using the combined nursing device for the oral cavity, three nursing operations of wiping, flushing and attraction can be completed once by a single hand, and on a pinch, the left hand of a nurse can fix an air pipe intubation pipe in the oral cavity. The combined nursing device for the oral cavity has the advantages of safety and convenience in operation.

This invention relates to one multi-function micro friction test machine, which comprises drive device, move device connected to the drive one and load and measurement device on the move device and lift bench of the measurement device, wherein, it uses hanging spring board and connection bar are hinged with drive device and move device to make the slide bench generate one small range reverse linemove under bar push with constant vibration range and small error; it uses motor to drive connection bar push slide to generate large vibration reverse line move.

The controller includes CPU, infrared emission module, control keyboard, impulse circuit in high voltage, and probe. The control keyboard includes device key and starting up key. The CPU is connected to the infrared emission module and the device key. Being in emission mode, reads external command from the device key to control infrared emission module to carry out modulation and emission, the starting up key controls the impulse circuit in high voltage through the probe to output pulse in high voltage. Setting up the impulse circuit in high voltage inside the controller, the invention makes user possible to use remote controller to operate electrical appliances meanwhile to enjoy curing and nursing functions of therapeutic apparatus. The invention extends functions of remote controller.

The invention discloses a joint recovery rehabilitation vehicle, and belongs to the technical field of rehabilitation physiotherapy instruments. The vehicle comprises a frame and balance weight wheels. The frame is rotationally connected with a main shaft; the main shaft is rotationally connected with a hand wheel frame; the frame is rotatably connected with trundles; pedals are mounted on the trundles; the hand wheel frame is rotationally connected with a hand wheel; a handle sleeve is movably mounted on the hand wheel; the main shaft is rotationally connected with a trundle driving ring and a hand wheel driving ring; the main shaft is slidably connected with a linkage sleeve; the hand wheel frame rotates to drive the linkage sleeve to axially slide; a positioning strip is slidably connected in the hand wheel frame; a high-position positioning opening and a low-position positioning opening are formed in the frame; the handle sleeve can drive the positioning strip to slide; when the positioning strip is connected with the low-position positioning opening in an inserted mode, the hand wheel is not in transmission connection with the trundle; and when the positioning strip is inserted into the high-position positioning opening, the driving ring is fixedly connected to enable the hand wheel to be in transmission connection with the trundle. Leg exercise can be carried out; arm exercise can be performed; rehabilitation training can be performed; and the structure is simple, the purposes are diverse, and function switching and using are convenient.

The invention relates to a distribution network feeder terminal unit power supply management system and method. The system comprises an alternating current power supply module, a main control back-up power supply charging and discharging module, a work communication power supply monitoring control module and a back-up high-voltage operating power supply module. In the distribution network feeder terminal unit power supply management system, the alternating current power supply module is powered by two paths of alternating current mains supply, so that the power supply reliability of the alternating current mains supply is ensued; the main control back-up power supply charging and discharging module can provide backup power when the alternating current mains supply is in outage to ensure the normal operation of the distribution network feeder terminal unit when the alternating current mains supply is in outage; the work communication power supply monitoring control module can well solve the problem of voltage jitter when the main control back-up power supply charging and discharging module is in power supplying; and the back-up high-voltage operating power supply module can well eliminate arc discharge caused by switch equipment actions, so that the power supply safety and the reliability of the high-voltage operating power supply are ensured.

The invention discloses multifunctional fitness equipment. The multifunctional fitness equipment comprises a frame and balance weight wheels, wherein the frame is rotationally connected with a main shaft; the spindle is rotationally connected with a hand wheel frame; the frame is rotatably connected with trundles; pedals are mounted on the trundles; the hand wheel frame is rotationally connected with a hand wheel; a handle assembly is arranged on one side of the hand wheel; the outer circumference of the main shaft is rotationally connected with a trundle driving gear and a hand wheel driving gear; a synchronous gear is connected in the frame in a sliding manner; the handwheel frame rotates to drive the synchronous gear to slide; the main shaft is fixedly connected with a mounting frame; the mounting frame is rotationally connected with a plurality of expansion plates; a driven slope is formed on one side of the expansion plate; the outer circumference of the spindle is slidably connected with a driving sleeve; the hand wheel frame rotates to drive the driving sleeve to axially slide; and the expansion plate is not in transmission connection with the counterweight wheel. The equipment is advantaged in that leg exercise can be carried out; arm exercise can be performed; rehabilitation training can be performed; The fitness equipment is advantaged in that the structure is simple, purposes are diverse, and function switching and using are convenient.