320results about How to "Adapt to use" patented technology

The invention discloses a method and a system for detecting rice panicle blast based on a deep convolutional neural network. The method comprises the following steps: acquiring a hyperspectral image of outdoor rice panicles and performing panicle blast disease calibration; performing data preprocessing and data enhancement on the hyperspectral image of the rice panicles; establishing a deep convolutional neural network model and optimizing model parameters with a stochastic gradient descent algorithm; detecting the hyperspectral image of the rice panicles to be tested with the trained deep convolutional neural network model, and judging whether the rice panicles are infected by the panicle blast disease or not. The system comprises a hyperspectral camera, a computer, a tripod and a reflection board, wherein the rice panicles are hung on the reflection board; the hyperspectral camera is fixed on the tripod, is connected with the computer, and has a lens aiming at the rice panicles on the reflection board. The method and the system provided by the invention can provide technical support for predicting the outdoor rice panicle blast disease and can also play an instructive role in rational and precise application and management of water and fertilizer, pesticide or other agricultural resources in a production process.

The invention relates to a wearable lower limb exoskeleton rehabilitation robot. A hip joint component comprises a motor, a harmonic reducer and an output shaft, wherein the motor is connected with the output shaft by virtue of the harmonic reducer, the output shaft is connected with thigh components by virtue of keys, and motor torque is transmitted. The two thigh components are connected together by virtue of a mooring rope passing through a back component, and gravity center shift in a walking process is utilized for helping bulking and extension of each hip joint. The bulking and extensionof each hip joint are driven by adopting the motor and are helped by adopting the mooring rope, and the structure not only reduces weight of an exoskeleton but also converts potential energy of the gravity center shift in the walking process of a human body into kinetic energy of thighs swinging forward, so that energy loss is effectively reduced, and power consumption of the motor is reduced. Each knee joint is designed to be a four-bar mechanism, the stability of a standing phase and the flexibility of a swinging phase are guaranteed. A knee-ankle linkage mode enables a wearer to naturallybuckle the knee joints when swinging and automatically lock the knee joints when standing. A gas spring mechanism is adopted for providing help for conversion of sitting and standing postures.

The invention provides an adjustable head-mounted displayer. The adjustable head-mounted displayer is simple and compact in structure and capable of well adapting to consumers with hyperopia or myopia, and the universality is improved. The adjustable head-mounted displayer comprises a main frame, a display screen, a left lens frame and a right lens frame, wherein the left lens frame is internally provided with a left lens tube with a left lens; the right lens frame is internally provided with a right lens tube with a right lens; the left lens frame and the left lens tube are provided with spiral track mechanisms respectively, and the spiral track mechanisms are matched with each other; the right lens frame and the right lens tube are provided with spiral track mechanisms respectively, and the spiral track mechanisms are matched with each other; the main frame is further provided with a left adjusting component and a right adjusting component. According to the adjustable head-mounted displayer, stepless adjustment of the distance between the focus point of the left lens on the Z-axis and the corresponding eyeball of a user and the distance between the focus point of the right lens on the Z-axis and the corresponding eyeball of the user can be achieved, and stepless adjustment of the distance between the focus point of the left lens and the display screen and the distance between the focus point of the right lens and the display screen can be achieved, so the adjustable head-mounted displayer can be well applicable to the consumers with hyperopia or myopia, and the universality is improved.

The invention discloses a lifting drying rack. The lifting drying rack comprises a lifting motor, a pull rope, a lifting rack and a drying rod, wherein the upper end of the stretchable lifting rack is fixed to a ceiling, and the drying rod is connected to the lower end of the lifting rack. The lifting drying rack further comprises a manual lifting mechanism provided with a rotatable second winding wheel, the lifting motor is arranged at the upper end of the lifting rack, an output shaft of the lifting motor is connected with a first winding wheel through a speed change mechanism, the lower end of the lifting rack is provided with a movable pulley, and the upper end of the lifting rack is provided with a fixed pulley; one end of the pull rope is fixedly wound on the first winding wheel in a stacked mode, the other end of the pull rope is sequentially wound around the movable pulley and the fixed pulley and then fixedly wound on the second winding wheel in a stacked mode. The lifting mechanism can be suitable for electrical operation and manual operation to ensure normal use of the drying rack in a power failure, saves labor for operation and is convenient to install.

The invention relates to a high temperature titanium alloy and a surface modification method thereof, in particular relating to a high temperature titanium alloy containing rare earth elements and a surface modification method thereof. The alloy in the invention comprises the following raw materials: 5.5-7wt% of Al, 0.5-3wt% of Sn and / or Ga, 0.08-0.2wt% of O, 7.5-8.5 wt% of [Al], 0.45-0.55wt% of Si, 4-5.5wt% of Zr or Hf, 0.3-0.5wt% of Mo, 0.3-0.5wt% of Nb and / or Ta, 0.6-0.85wt% of rare earth elements Y, Nd or Er and the balance titanium. The tensile strength of the alloy in the invention at room temperature is not lower than 1100MPa, the tensile strength at the high temperature of 650 DEG C is not lower than 650MPa; and surface modification is carried out on the high temperature titanium alloy in the invention by adopting the method of ion implantation, and the high temperature property of the alloy can be greatly improved after surface modification.

The invention relates to a multidirectional intelligent stretching device. The multidirectional intelligent stretching device comprises a base and a control device, wherein a seat part is arranged on the base, the rear end of the base is connected with a backrest through a backrest rotating shaft, a left leg arm and a right leg arm are arranged at the front end of the base, and under the control of the control device, both the left leg arm and the right leg arm can do left-and-right swinging in the horizontal plane around ends connected with the base and do up-and-down swinging in the vertical plane around the ends connected with the base; further, foot pedals are respectively arranged on the left leg arm and the right leg arm. According to the multidirectional intelligent stretching device, not only can muscles, tendons and bones of the left and right sides of legs be exercised, but also the muscles, tendons and bones of the upper and lower sides of the legs and ankles can be exercised, so that multidirectional stretching body-building exercise is realized.

The invention discloses a brain wave assisted sleep and wake-up system based on depth learning, which comprises an brain wave acquisition module, audio decoding module, bone conduction vibrator, LED aperture, embedded system board and power supply which are arranged on an eye mask; the brain wave acquisition module transmits collected brain wave data to the embedded system board, which transmits the corresponding music to the audio decoding module according to the data. The audio decoding module converts the music into an analog signal with certain driving ability and transmits the signal to the embedded system board, the embedded system board controls the bone conduction vibrator, the bone conduction vibrator transmits the sound to the human auditory nerve, and the embedded system board also controls the work of the LED aperture. The assisted sleep and wake-up functions are achieved. The invention also provides a brain wave assisted sleep and wake-up method based on deep learning. Thesystem not only can assist sleep, but also can be used as a wake-up alarm clock without affecting sleep quality.

The invention provides ionic crosslinked PVA (polyvinyl alcohol) mandruka which is prepared from the following components in percentage by weight: 5-15% of PVA, 10-20% of absolute ethyl alcohol, 40-80% of deionized water, 10-30% of ionic crosslinking agent, 1-10% of foaming agent and 1-10% of inorganic acid. The invention also provides a preparation method of the ionic crosslinked PVA mandruka. The invention further provides application of the ionic crosslinked PVA mandruka. The preparation method provided by the invention solves the problem that harmful substances such as acid, aldehyde and the like are left in PVA hydrogel by a chemical crosslinking method in the prior art; the ionic crosslinked PVA mandruka has the characteristics of convenience in use, high biosafety performance, good hemostatic effect, no adhesion, good mechanical performance and the like, and is applicable to the patients of all ages with different nasal cavity sizes; and moreover, the comfort of the patient is greatly improved, the convenience in doctor operation is enhanced, and the risk of cross infection is reduced.

The invention relates to a composite reinforced ceramic high-temperature resistant friction material. The friction material provided by the invention is made from the following components of: by weight, 18-26% of a binder, 46-61% of a reinforced material, 10-15% of a filler and 10-16% of a friction performance regulator. Weighed according to the gross weight of the friction material, the binder is composed of, by weight, 8-10% of polybenzoxazine resin, 2-4% of phenolic resin, 4-6% of nitrile rubber and 4-6% of cardanol. The friction material provided by the invention has advantages of high-temperature resistance, low wear, low brake noise and stable friction coefficient.

The invention discloses a postoperative pressure-resistant protective nursing device for a liver and gall interventional operation, and particularly relates to the field of medical apparatus and instruments. The device comprises a supporting frame movably arranged on a sickbed. A lead screw is fixed to the top of the inner side of the supporting frame. The parts, on the two sides, of the exteriorof the lead screw are in thread connection with sliding blocks. The bottom of each of the two sliding blocks is connected with a nursing mechanism through a connecting rod. An adjustment limiting mechanism is arranged at the bottom of each nursing mechanism. According to the postoperative pressure-resistant protective nursing device for the liver and gall interventional operation, the two nursingmechanisms are driven by the lead screw to move to be attached to the two shoulders of a patient, and because of engagement between a gear and a rack, at the moment, each nursing mechanism not only moves inwards, but also turns for a certain angle, the phenomenon that heat under a quilt is lost too quick because the quilt gets away from the chest of the patient too far is avoided for sure, it is also guaranteed that the quilt does not press a wound, it is achieved that the device adapts to patients of different figures, the nursing mechanism can be stabilized during long-term using with continuous pressing, and the service life of the whole device is prolonged.

The invention discloses a waterless and environment-friendly manure collection toilet storing urine and shit separately. A bottom box is arranged; containers for storing urine and shit are arranged in the box; a box door is arranged on one side of the box, defecating and urinating openings and covers are arranged on an upper plate of the bottom box; a urine collection funnel is arranged below the urinating opening; an exhaust pipe and an exhaust fan are arranged at the upper part of a side plate of the bottom box; an upper surrounding plate and a switch door are arranged above the bottom box; steps are arranged beside the bottom box below the switch door; a ventilation fan is arranged at the upper part of the upper surrounding plate; peripheries of box plates and the door of the bottom box are sealed, and peripheries of the covers of the defecating and urinating openings are also sealed; sealing covers controlled by switches are arranged at upper ports of the containers for storing urine and shit, and the covers of the defecating and urinating openings are sealing covers controlled by switches; a front pedal indicating platform, a rear pedal indicating platform and a pedal switch are arranged on the upper plate of the bottom box; and plastic bags are arranged in the containers for storing urine and shit, and a seat support and a disinfecting deodorant sprayer are also arranged on the upper plate of the bottom box. The waterless and environment-friendly manure collection toilet is suitable for construction sites, country areas, water-deficient areas and even water-deficient cities, the structure is simple and complete, the use is convenient, the cost is low, and functions of saving water, protecting environment and collecting manure are particularly prominent.

The invention discloses a multifunctional computer support frame, which comprises a base and a mounting plate, a telescopic support column is fixedly installed on the base; a support rod is installed on the top of the telescopic support column; A hemispherical mounting block is welded at the end, and arc-shaped teeth are evenly distributed in the spherical mounting cavity; the mounting plate includes a clamping plate and a connecting part, and the end of the connecting part installed in the spherical mounting cavity is set in a hemispherical shape, and the end of the connecting part The upper part is provided with protruding teeth; the clamping plate includes a top plate and a supporting plate, and a card slot is opened on the back plate of the supporting plate, and the top plate is fixedly connected with the fixing rod arranged in the card slot, and the end of the fixing rod has a circular block; An annular plate is fixedly installed on the upper part, and a spring is arranged on the fixed rod between the circular block and the annular plate; two longitudinal grooves are opened on the base; telescopic rods are installed in the two longitudinal grooves through hinges, and the free movement of the two telescopic rods Both ends are fixedly connected with the supporting plate; the base is provided with a transverse groove communicating with the two longitudinal grooves.

The invention provides a method for monitoring indoor air pollution and controlling air exchange. The method is applicable to a ventilation system comprising at least two sensors, a signal processing module and an air exchange control module, and takes a time T as a detection period to circularly detect the ventilation system. The method comprises the following steps: acquiring sensing data in the first detection period, transmitting the acquired sensing data to the signal processing module to process the sensing data, obtaining a first air pollution scale value, judging the indoor air condition, obtaining a first air exchange amount to exchange air at the first air exchange volume; acquiring sensing data in the Nth detection period, transmitting the acquired sensing data to the signal processing module to process sensing data, obtaining the Nth air pollution scale value, judging whether the air pollutant concentration is reduced or not, obtaining Nth air exchange volume to exchange air at the Nth air exchange volume, and circularly executing the Nth+1 detection period. The method can monitor the indoor air pollution condition comprehensively, automatically adjust the air exchange volume in time, and reduce the air pollutant diffusion.

The invention discloses a gynecological medical examination lounge chair. The gynecological medical examination lounge chair comprises a base, a support board and universal wheels arranged at the bottom of the base, wherein the top of the base is connected with the support board through a vertical column, a seat board is installed at the top of the support board, the left of the seat board is hinged with a backrest board through a hinge, the support board is connected with the left of the backrest board through a hydraulic device, the upper end and the lower end of the hydraulic device are respectively connected with the top of the support board and the bottom of the backrest board through pins, a support block and a second slide block are connected in a rotating manner, a heating resistance wire layer with a surface skin covers inside a protective pad, a temperature sensing probe is installed in the heating resistance wire layer, and a temperature control switch electrically connectedwith the temperature sensing probe is installed at one side of the vertical column. The heating resistance wire layer can heat the protective pad, so as to make a lying patient more comfortable; andthe gynecological medical examination lounge chair has a good accommodation function, is convenient for the patient to lay legs on the support block, and is applicable to different people.

The invention relates to the field of medical instruments, and discloses a medical clinic infusion support which comprises a base. Universal wheels are fixedly hinged at four corners of the bottom ofthe base, a supporting column is fixedly connected in the middle of the top of the base, a fixed block is fixedly connected at the top of the supporting column, and a telescopic rod is fixedly connected in the middle of the top of the fixed block. According to the medical clinic infusion support, the height of a hook is effectively adjusted according to requirements of different patients and usingconditions of different occasions, so that the infusion support is more flexible and adapts to use under various conditions, the support is provided with a cross plate, the cross plate can verticallymove under the action of a spring, gravity decrease of a medicine bottle drives the cross plate to move upwards, a button is triggered, an alarm is triggered by a controller, and a nurse and a patient are effectively reminded, so that timely treatment is performed.

The invention relates to a massage bed. The bed comprises a massage manipulator space positioning device, a massage manipulator, a back curve detecting device, a vision system, a whole machine controlsystem and a massage bed main body; the massage manipulator space positioning device is arranged on the top of the massage bed main body, and the massage manipulator space positioning device can be moved in any position in the massage bed main body; the massage manipulator is disposed on the massage manipulator space positioning device, and the back curve detecting device is disposed on the sideof the massage bed main body for detecting the curve of the back of a human body; the vision system is disposed on the massage bed main body; the whole machine control system is used for controlling the movement of the massage manipulator space positioning device, controlling the movement of the massage manipulator and controlling the back curve detecting device to detect the curve of the back ofthe human body. The back curve detecting device achieves the matching of the thickness of the back of the human body, reduces the manual intervention, achieves the massage of any position by the spacepositioning device and the manipulator, has a high massage efficiency, and saves manpower.

The invention provides a refrigerator and a liner. The liner comprises a body, a flange, and a protrusion. The body is provided with an opening. The flange is arranged at the edge of the opening and extends out. The edge of the flange is provided with a groove used for containing a dew-proof tube. The protrusion is arranged in the groove and located at the bottom of the groove to reduce the distance between the dew-proof tube and a side plate or middle beam of the refrigerator. The protrusion is arranged in the groove containing the dew-proof tube so as to reduce the distance between the dew-proof tube and the side plate or middle beam of the refrigerator, heat of the dew-proof tube can be transmitted to the side plate or middle of the refrigerator fully, and accordingly dew at the side plate or middle beam of the refrigerator is prevented. In addition, the liner of the refrigerator is simple in structure and low in manufacturing cost.

The invention belongs to the technical field of dried squid production technology, in particular to the production technology of the dried squid with beef flavor, comprising the following steps: 1) selecting raw materials; 2) pretreating; 3) cleaning; 4) cooking; 5) cooling and draining; 6) seasoning and infiltrating; 7) spreading out to pieces; 8) drying; 9) peeling and regaining moisture; 10) reheating and baking; 11) rolling; 12) cooking; 13) cooling and draining; 14) seasoning and infiltrating; and 15) drying. By using the invention, traditional squid product characteristics is broken, and offcuts of squid are fully utilized, the additional value is improved and, environmental pollution is reduced; and the original fishlike smell is eliminated, so that the dried squid has fragrant beef flavor, thereby improving the content of taurine required by human body. In the production process, the run-off of nutrient components is paid attention to, and organic components required by human body are reasonably added; the appearance is lifelike; and the characteristics of the original marine products such as high content of protein, low fat and a large amount of unsaturated fat acid and the like are retained, thus being an organic combination of fish and meat.

The invention relates to moisturizing paper and a preparation method thereof. The moisturizing paper provided by the invention comprises domestic raw paper, wherein the surface of the domestic raw paper is coated with a cream stock solution; a finished product is obtained by spraying the cream stock solution on a front side and a back side of the domestic raw paper through disk-type spraying equipment, and compounding a plurality of layers of sprayed domestic raw paper. By adopting the method disclosed by the invention, a rotating disk spraying device and a rewinding disk partition machine are combined, an agent or a softening agent is continuously, uniformly and quantitatively sprayed onto paper towel, and the paper towel can be coated with the agent on dual sides, so that the softness and handfeel of the paper towel are improved; the moisturizing paper is suitable for infants and people who use the paper towel frequently, such as patients suffering from rhinitis and allergic people.

The invention provides a small-size two-line garlic combine harvester, which relates to a garlic combine harvester and comprises a machine frame, an engine, a speed reducer and walking wheels, wherein the two walking wheels are arranged at the lower end of the machine frame, a rotating shaft is arranged at the front part of the machine frame, a disc notch coulter, a rotating cutter blade and a seedling shifting rod are sequentially fixed on the rotating shaft from the lower end to the upper part, the rotating shaft is connected with the machine frame through a height regulator, the two sides of the rotating shaft are respectively provided with a depth limiting wheel, the depth limiting wheels are connected with the machine frame through a regulating rod provided with a depth limiting regulating hole, a grid sieve bed plough head and a grid sieve bed are sequentially arranged behind the disc notch coulter, a seedling shifting wheel is arranged above the grid sieve bed, seedling shifting teeth arranged on the seedling shifting wheel correspond to through holes arranged in the grid sieve bed and the grid sieve bed plough head, and the back end of the grid sieve bed is provided with a collecting device. The small-size two-line garlic combine harvester has the advantages that the structure is compact, the powder is small, the energy is saved, the operation is flexible, and the small-size two-line garlic combine harvester is very suitable for being used by wide farmers.

The invention discloses egg collecting and grading integrated equipment, belongs to the technical field of egg production processing equipment, particularly relates to an improved egg grading system. The egg collecting and grading integrated equipment comprises an egg feeding conveyor device, a lifting conveyor device and at least two grading and discharging conveyor devices arranged vertically. The lifting conveyor device is provided with egg holders. Lever retaining plates are arranged between the lifting conveyor device and the grading and discharging conveyor device through rotating shafts, one end of each lever retaining plate corresponds to the egg holders, the other end of the lever retaining plate is provided with counterweights corresponding to the grading and discharging conveyor device, and the counterweights on the lever retaining plate are increased sequentially from top to bottom. The egg collecting and grading integrated equipment is low in production cost, convenient to use and suitable for small and medium sized farmers.

The invention discloses an infusion rack for medical care of the internal medicine department. The infusion rack comprises a base, a sleeve is fixedly connected to the top of the base, a positive andreverse rotation motor is fixedly connected to the top of the sleeve, a threaded rod is fixedly connected to an output shaft of the positive and reverse rotation motor, and a first slide block is in threaded connection with the outer side of the threaded rod; a first hook is fixedly connected to one side of the first slide block, an infusion alarm apparatus is hung on the first hook, a second hookis arranged at the lower end of the infusion alarm apparatus, and a flat plate is fixedly connected to one side of the second slide block. According to the infusion rack, the traditional mode of manually adjusting the height of an infusion rack is changed, instead, the positive and reverse rotation motor is adopted for driving the first slide block to move up and down, through the cooperation ofthe first hook and an opening, the effect of locating the first slide block can be achieved, so that the positive and reverse rotation motor cannot drive the first slide block to rotate, the infusionrack is more convenient to use, and work burden of medical personnel is alleviated.

The invention relates to the field of a fixture, and in particular relates to an intelligent and electric invisible bed which consists of a bed box and a bed frame, wherein one side of the bed frame is movably articulated in the bed box by a fixed plate; the bed frame is unfolded or put into the bed box in an turnover way; the other side of the bed frame is movably articulated with bed legs; two connecting rods used for driving the bed legs to be folded are arranged between the bed legs and the fixed plate. According to the intelligent and electric invisible bed, the bed legs are folded and put into the bed box under the action of the two connecting rods in the process of storing the bed frame in an overturning way, so that the phenomenon that a person is hurt by the bed legs which protrude outside the bed box can be avoided; the bed legs are driven to be folded completely by the two connecting rods driven by an electric device, and manual operation is not needed, so that the bed legs are automatically folded; therefore, the intelligent and electric invisible bed is more convenient and safer to use and attractive.

The invention discloses a computer display screen convenient in distance regulation. The computer display screen comprises a lifting device; the lifting device comprises a bottom plate; the top end ofthe bottom plate is fixedly provided with a first fixed plate and a second fixed plate; a plate body of the second fixed plate is provided with a circular through hole; a bidirectional screw rod is rotationally connected to the second fixed plate at the circular through hole; a circular groove is arranged on one side of the first fixed plate; one end of the bidirectional screw rod is rotationallyconnected with the first fixed plate at the circular groove; the other end of the bidirectional screw rod is fixedly provided with a rotational handle; two groups of threaded sleeves are in threadedconnection to the outer side of the bidirectional screw rod; deflection rods are rotationally connected to the top ends of the threaded sleeves respectively; a fixed box is arranged above the liftingdevice; and the top ends of the deflection rods are rotationally connected with the bottom end of the fixed box. Compared with the existing device, the computer display screen provided by the invention can better enable a display to be regulated in height and horizontal direction, is convenient for people to use under different conditions and gives people better experience.

The invention relates to an interactive video-on-demand method. The method at least comprises the steps of arranging a command button on a system interface of a video-on-demand terminal; designing a individual catalogue list, wherein the individual catalogue list is provided with a tag number and a title; inputting an individual keyword into an automatic matching resource dialog box and searching resources with high similarity with the individual keyword by a server; obtaining video profile information in a resource library by the server, searching resources similar to the individual keyword, pushing the resources to the individual catalogue list, simultaneously storing catalogue box information into corresponding storage unit in real time and taking the tag number of the corresponding individual catalogue list as the tag of the storage unit by the system; and expanding the individual catalogue list by a user by clicking the command button, and reading and transferring corresponding information in the storage unit to which the tag number points by the system to achieve watching. According to the method, individual man-machine interaction and momentarily switching of the multi-user individual catalogue list are achieved, and the man-machine interaction experience and usability of an on-demand system are improved.

The invention provides a sports fitness device with the function of precisely adjusting the weight of free weights. The sports fitness device comprises a fitness device body which includes a support part, a base part and a free weight part, wherein the support part is arranged on the base part, the support part is provided with a plurality of upright fixing columns, transverse fixing rods are arranged between the upright fixing columns, and through holes are formed in the transverse fixing rods. A controller is arranged on one of the transverse fixing rods, telescoping upright columns are arranged in the through holes, and a stress transverse rod is arranged between the telescoping upright columns. Driving air cylinders are arranged on the base part, an anti-skid layer is arranged on the upper surface of the base part, a buffer layer is arranged on the lower side of the anti-skid layer, and an electromagnetic mechanism is arranged between the driving air cylinders. The free weight partis provided with a plurality of magnets and tightening belts. The device is provided with the telescoping upright columns which are driven by the driving air cylinders, and the telescoping upright columns can drive the stress transverse rod to ascend and descend so that the device can be suitable for people of different body heights in use; besides, the base is provided with the electromagnetic mechanism, the current intensity can be controlled through the controller, so that the weight of the free weights is changed.

The invention relates to a gravity-change-driven lower-limb exoskeleton robot. A battery, a driver and a central processing unit are installed in a back module, and the back module is fixedly connected with a back supporting frame module together; the two sides of a supporting frame of the back supporting frame module are rotationally connected with thigh rod pieces through shafts respectively, the two thigh rod pieces are connected together through a back cable, the thigh rod pieces rotate around the shafts through thigh gravity changes in the walking process, and therefore bending and extending of the hip joint are driven; knee-joint motor modules are fixedly connected with the lower portions of the thigh rod pieces; motors in the knee-joint motor modules are connected with output shaftsthrough harmonic reducers and torque sensors, and the output shafts are connected with upper rod pieces of shank rod pieces through keys so that bending and extending of the knee joint can be driven.Bending and extending of the hip joint are driven by the gravity changes, and bending and extending of the knee joint are driven by the motors. Through the structure, compared with a commercialized lower-limb exoskeleton robot, the weight is reduced, and using of energy is also saved.

The invention relates to a child bathtub, and belongs to the field of washing tools. The child bathtub aims to overcome the defects of an existing child bathtub. According to the technical scheme, the improved child bathtub comprises a bathtub body for containing bath water, wherein a drain hole is formed in the bottom of the bathtub body, a storage cavity for storing washing articles or bath toys is formed in the front side of the bathtub body, a backrest is arranged in the bathtub body, a groove is formed in the backrest, a protruding block which is used in cooperation with the groove for fixing the backrest is arranged on the bathtub body, a seat for a child to sit on is arranged on the backrest, and the seat is fixed on the backrest through fixing pieces and locating holes. The improved child bathtub has the advantages of being reasonable in structure, good in using effect, and strong in practicability.

The invention relates to the field of conveyers, in particular to an endless conveyer belt conveyer. The endless conveyer belt conveyer comprises a first linear conveyer belt, a second linear conveyerbelt, a first annular conveyer belt and a second annular conveyer belt. The first linear conveyer belt and the second linear conveyer belt are the same in both specification and shape. The first linear conveyer belt comprises two fixed side plates which are arranged symmetrically and the same in specification, an installation groove is formed in the outer wall of the side, facing the other one, of each of the two fixed side walls, a fixed bearing is fixedly arranged inside each installation groove, and the interior of each fixed bearing is rotationally connected with a carrier roller througha transmission shaft. The endless conveyer belt conveyer has the beneficial effects that an annular production line for conveying goods can be formed to achieve the purpose of conveying the cargo, theoperational difficulty of people is greatly reduced, and the skid situation in the goods conveying process is avoided; and because the annular conveyer belts are connected with the linear conveyer belts, various splicing is achieved, and therefore , the endless conveyer belt conveyer is applicable to usage on various situations.

The invention discloses a multi-gear self-service acupuncture physiotherapy instrument. The multi-gear self-service acupuncture physiotherapy instrument comprises an acupuncture cup, wherein a handle is arranged on the top of the acupuncture cup; the surface of the acupuncture cup is connected with a movable ring in a sleeving way; electrode slices are arranged at the lower end of the movable ring; a push rod motor is fixed on the top of an inner cavity of the acupuncture cup; an acupuncture needle is connected to the lower end of the push rod motor through a needle head fixing rod. According to the multi-gear self-service acupuncture physiotherapy instrument disclosed by the invention, a mode of heating air in the acupuncture cup by using heating rods replaces a traditional open fire heating mode, and is safe and efficient; in addition, the push rod motor is used to push the acupuncture needle to perform acupuncture therapy on a part to be subjected to diagnosis and treatment; in addition, the acupuncture cup is connected with the movable ring in a sleeving way, and the electrode slices are arranged on the movable ring; the distance between the electrode slices and a patient to be subjected to diagnosis and treatment can be changed by changing the position of the movable ring; in addition, the multi-gear self-service acupuncture physiotherapy instrument is controlled by using a speed-control switch; the gear of the device during work can be changed, so that the device can be suitable for different people to use; the multi-gear self-service acupuncture physiotherapy instrument is convenient to use.