209results about How to "Even strength" patented technology

The invention relates to a cervix brush, comprising a sheath tube, a core pole, a scraper, villus and a guiding head; wherein, the scraper, the guiding head and the sheath tube are formed by integrated injection molding, the guiding head is arranged at the foremost end of the sheath tube, the scraper comprises six plastic strips which can be detached to triangles, the front end of the scraper is connected with the guiding head, the back end of the scraper is connected with the sheath tube and a easy folded groove is arranged between the connection and the scraper, the core pole is axially sleeved in the sheath tube and is slideable, the head of the core pole is fixed in the guiding head, the villus is cultivated at the front ends of the guiding head, the scraper and the sheath tube, the stress on the surface of the cervix from the six scrapers which can be furled and spread is uniform, in particular that the cells at area with high incidence of the cervical cancer from the one third part outside of the cervical canal to the external cervical orifice can be gotten by the cervix brush. The cervix brush has the advantages of small radial direction size, convenient operation and low manufacturing cost.

The invention relates to a cable splice closure and a manufacturing method and the use of the same. The cable splice closure consists of a splice closure body, a splice general support bracket, a fiber holding plate and a splice closure upper cover, wherein the whole shape of the splice closure body is a box shape; the box of the splice closure body accommodates the splice general support bracket and the fiber holding plate; the splice closure body is provided with a sealing groove, an general support bracket pillar, a fiber holding plate positioning pillar, a closing and fastening bolt structure, a cable entrance hole, a cable exit hole, a covered wire cable exit hole and a preserved hole; the outer side of the upper bead of the splice closure body is provided with the sealing groove; the sealing groove surrounds the outer side of the upper bead; the shape of the whole section of the sealing groove is a U shape; an annular hollow sealing strip is placed in the sealing groove; and the outside diameter of the hollow sealing strip is matched with the inside diameter of the sealing groove. The cable splice closure is unique in design concept, reasonable in structure, low in cost, excellent in sealing effect and simple in construction operation, saves labor, improves efficiency, can be used as a pipeline, underground straight buried, overhead, wall attached cable splice closure, is wide in application range, and achieves a multifunction effect.

The invention discloses a slot-in device and method for automatic short-circuit detection after cast welding of a storage battery. The slot-in device comprises a turnover device, a 90-degree rotation device, a battery box moving device, a slot-in press mounting device, a slag removal device, a short-circuit test device, a sorting device and a machine frame. According to the invention, automation of procedures of a battery box after cast welding is realized through the turnover, 90-degree rotation, secondary slot-in press mounting, slag removal, short-circuit testing and sorting procedures, so that the problems of high manpower cost and low efficiency, which are caused by manual press mounting, slag removal and short-circuit testing after cast welding of the storage battery, are solved, human resources are saved and the production efficiency and the quality of the storage battery are both improved.

The invention discloses a yarn twining method and a yarn twining device for a carbon fiber baseball. The yarn twining device comprises a workbench provided with a screw rod, a coiled yarn stand and a support frame for clamping and fixing a baseball core shaft; the coiled yarn stand and the support frame are both arranged on the workbench; as the baseball core shaft is fixed on the yarn twining device, coiled yarn moves left and right along the core shaft for continuous twining yarn so as to reduce labor power and time and improve production efficiency; a chuck is driven to rotate by a motor, rotate speed is uniform and stable, and force and gaps for twining the yarn are uniform, so that a defect that the yarn is not twined flat in the prior art is overcome, accordingly rigidity and strength of finished product can be better ensured, not only is rejection rate reduced, a carbon fiber layer of the product is flat, wall thickness is uniform and the product does not deform, but also product size can be effectively controlled.

The invention discloses an industrial automation punching device which comprises a conveying belt motor, a fixing platform, a fixing plate, an air pump, a dust-sucking pipe, a punching head and a height sensor, wherein a transmission belt is arranged on the conveying belt motor; the conveying belt motor is connected with a conveying belt through the transmission belt; a supporting base is arranged below the conveying belt; a hydraulic cylinder is fixedly arranged above the fixing platform; the left end of the fixing plate is fixedly connected with a lifting rod; a punching motor is arranged above the fixing plate; the fixing rod is arranged below the air pump; a controller is fixedly mounted below the right side of the air pump; the upper end of the dust-sucking pipe is connected with the air pump; the punching head is connected with the punching motor; the punching head is arranged on the right side of the height sensor. The industrial automation punching device can perform automatic punching without manual operation, and the automation degree of the whole process is high, so the production efficiency is greatly improved, and manpower and material resources are saved.

The present invention provides an environmental protection type aqueous release film, which comprises a thin film layer and a release layer positioned on the thin film layer, wherein the release layer comprises, by weight, 35-45 parts of an aqueous polyethylene wax emulsion, 45-55 parts of an aqueous polyurethane emulsion, 20-30 parts of an aqueous modified polyvinyl alcohol solution, 5-10 parts of natural latex, 3-5 parts of a silane coupling agent, 0.3-0.5 part of a defoamer, and 0.3-0.5 part of a thickener, and the aqueous modified polyvinyl alcohol solution comprises, by weight, 100 parts of polyvinyl alcohol, 700-800 parts of deionized water, and 30-50 parts of modified calcium carbonate. The release film of the present invention is the aqueous environmental protection type release film, has characteristics of good peel strength and good stretching strength, and is the release film having the good comprehensive performance.

The invention relates to a ball serving device, in particular to a table tennis ball serving device for physical education. The invention aims at providing the table tennis ball serving device for physical education, which is high in ball serving speed and uniform in force. In order to solve the technical problems, the following technical scheme is adopted: the table tennis ball serving device forphysical education provided by the invention comprises a bottom plate, support legs, a box, a placing block, a blanking hopper, a first baffle plate and the like, wherein the support legs are mountedin the middle of the top of the bottom plate, the box is mounted at the top ends of the support legs, the placing block is mounted on the left of the bottom in the box, the first baffle plate is mounted on the left of the top of the bottom plate, the first baffle plate is positioned on the left of the box, discharge holes are formed in the left of the box and the first baffle plate, and an intermittent blanking device is arranged at the top of the box. The ball serving device is used for serving a table tennis ball, through the intermittent blanking device, the table tennis ball is dischargedinto the box, and thus the effects that the ball serving speed is high and the force is uniform are achieved.

The invention relates to a clamping device for processing an external diameter groove of a thin-wall tubular part. The device comprises a three-jaw chuck, and is characterized in that: an expansion core is arranged at the axle center position of the three-jaw chuck; three groups of centering rods are uniformly arranged on the circumference between the expansion core and a claw of the three-jaw chuck; a tapered thread section is arranged at the front end of the expansion core and is engaged with the front ends of the three group of centering rods; and a workpiece clamping position is formed between the centering rods and the claw of the three-jaw chuck. The device has a scientific and reasonable structural design, the clamping accuracy, reliability and stability of the device can be effectively ensured, and the deformation amount of a workpiece is controlled to the lowest extent, so that the processing accuracy of the workpiece is ensured, and the requirement of processing the external diameter groove of the thin-wall tubular part is met.

The invention discloses a peeling device and a coated pipe peeling machine, and relates to the technical field of automobiles. Technical problems of poor consistency and low production efficiency of products in the prior art are solved. The peeling device comprises a cutting mechanism, a connecting seat and a peeling mechanism; the cutting mechanism is arranged on the connecting seat and comprises a cutter and a cutter driving mechanism, and the cutter driving mechanism can drive the cutter to at least cut a required-to-be-peeled skin coated on the peripheral surface of a pipe or a rod along the radial direction of the pipe or the rod; and the peeling mechanism is connected with the connecting seat and can drive the cutting mechanism via the connecting seat, so that the cutting mechanism can reciprocate along the axial direction of the pipe or the rod. The coated pipe peeling machine comprises the peeling device, the pipe is a coated pipe, and a chuck driving mechanism can drive a chuck to clamp or release the coated pipe. The peeling device and the coated pipe peeling machine are used for improving the consistency and the production efficiency of products.

Equipment for steel slag air quenching and waste heat recycling belongs to the technical field of the steel slag processing equipment and method. Steel slag air quenching and waste heat recycling processes are utilized to treat high-temperature steel slags and recovering heat; and the technical scheme is as follows: in the equipment, an air quenching slag pot is connected with a pelletization air tunnel which is connected with a grate cooling conveyor; the grate cooling conveyor is connected with a high-temperature-resistant bucket elevator; the high-temperature-resistant bucket elevator is connected with a circulating fluidized bed heat recovery boiler; an external nitrogen pipeline is connected with the pelletization air tunnel and the grate cooling conveyor, respectively; and a nitrogen circulating pipeline is connected with the high-temperature-resistant bucket elevator and the circulating fluidized bed heat recovery boiler, respectively. The process flow comprises hardening and cracking liquid-state steel slags into even particles by using low-temperature nitrogen, and then feeding the steel slag particles to the circulating fluidized bed heat recovery boiler through pneumatic transmission so as to collect waste heat and zero-valent iron. The integrated steel slag air quenching process provided by the invention is in a world leading level and is innovation of liquid-state steel slag treatment and heat recovery, thereby having wide prospect.

A hole-drilling and screw-locking device for container floor boards resolves the problems that installation of container floor boards depends on manual operation of workers and production efficiency is poor. The hole-drilling and screw-locking device for container floor boards is provided with a traveling device which comprises a vehicle body, a driving part and a steering part. A horizontal moving device is installed on the upper portion of the vehicle body, a position changing device is arranged at the upper portion of the horizontal moving device, a hole-drilling device and a screw-locking device are installed on the position changing device, and the horizontal moving device, the position changing device, the hole-drilling device, the screw-locking device and the vehicle body are jointly in intermittent motion to achieve the hole-drilling and screw-locking functions. The hole-drilling and screw-locking device for container floor boards has the advantages of adopting mechanical devices to replace manual operation of workers, being capable of achieving hole drilling and screw locking of a row of screws in one-time operation, lowering labor intensity of operators, improving production efficiency, lowering production cost of containers and increasing economic benefits of enterprises. Due to the fact that mechanical devices are used for hole drilling and screw locking, hole-drilling positions are accurate, screw-locking force is uniform, and accordingly, assembling quality of container floor boards is improved.

The invention discloses a method and special equipment for winding carbon fiber yarns on an annular mandrel, which comprise coiled yarn manufacture, positioning of the annular mandrel, self-rotation of the mandrel, a winding method and the special equipment for the method. After the invention is adopted, yarns can be continuously wound, the manufacturing process of products is simple and convenient, the manpower and the time of manual yarn winding are reduced, and the production efficiency is improved; the rotary speed of a machine platform is uniform and stable, and the strength and the spacing of yarn winding are uniform, so that the rigidity and the strength of molded products are ensured, the rejection rate is reduced, the carbon fiber layers of the products are smooth, and have uniform wall thicknesses and are not deformed, and the sizes of the products can be effectively controlled; the products are continuously wound to be molded, and the inside and outside of the whole pipe wall have uniform materials, and an overlapping phenomenon does not occur, so that the carbon fiber layers of the products are smooth, and have uniform wall thicknesses and are not deformed; the whole carbon fiber tapes are whole tapes, and so the carbon fiber layers do not need to be cut always, so that raw materials are simplified and saved; the rotating speed of the mandrel is changed, and the angle between the yarns and the mandrel, and the staggered angle between the two adjacent yarn layers are variable, so that the performances of various products are met.

The invention relates to a simple drilling machine. The simple drilling machine comprises a base, a drill bit, a motor and a workpiece support. An output shaft of the motor is connected with the drill bit through a chuck, the workpiece support is fixed on the upper surface of the base, guide columns are arranged on the base, support springs are sleeved with the guide columns, a lower support plate is slidably matched on the upper portion of the guide columns, the support springs support the lower support plate, the motor is fixed on the lower support plate, an upper support plate is fixed at the upper ends of the guide columns, an air cylinder is arranged on the upper support plate, the upper support plate is provided with a through hole, and a piston rod of the air cylinder penetrates the through hole to be connected with the lower support plate. Feed speed and force control of the drill bit can be controlled uniformly.

The invention relates to an air bag pressurization sealing method for a vacuum heat insulation plate. In the air bag pressurization sealing method, at least one pair of heat sealing strips are arranged in a frame in parallel, each pair of the sealing strips comprise an upper heat sealing strip and a lower heat sealing strip, and the air bag pressurization sealing method is characterized in that an air bag is arranged on the upper side of the upper heat sealing strip or / and on the lower side of the lower heat sealing strip; the sealing edges at the two ends of the vacuum heat insulation plate are placed between the upper heat sealing strip and the lower heat sealing strip; and high-pressure air is filled into the air bag, the expansion of the air bag is utilized for pushing the upper and the lower heat strip strips to approach each other and perform extrusion oppositely, and the purpose of sealing the vacuum heat insulation plate is realized. The air bag pressurization sealing method disclosed by the invention has the beneficial effects that an air bag sealing structure is simple, when sealing is performed, the force applied to the heat sealing strips is uniform, and the heat sealing effect is better.

The invention relates to a pediatric sputum suction device, and solves the problem that currently the sputum suction mode cannot be adjusted in time according to different patient conditions during sputum suction. The pediatric sputum suction device includes a mobile body, which is equipped with a negative pressure suction unit, an oxygen humidifying unit and a back slap unit. The back slap unit can act from front to back sequentially for back slapping, and includes piston rods, the piston rods are equipped with piston cylinders cooperatively, the piston cylinders are connected to gas storageequipment, the gas storage equipment is communicated with a three-way pipe, one port of the three-way pipe is communicated with a negative pressure bottle, another port of the three-way pipe is communicated with a humidifying tank, the negative pressure bottle is communicated with a liquid collecting bottle, the liquid collecting bottle is communicated with a sputum suction tube, the sputum suction tube is communicated with a humidifying tube, and the humidifying tube and the sputum suction tube form an integral two-channel pipe, the mobile body is provided with an adjustable support plate, which is located on the right side of the back slap unit, and the support plate is equipped with a position fixation unit. The pediatric sputum suction device provided by the invention can control the oxygen humidifying unit, the negative pressure suction unit and the back slap unit to adapt to the sputum suction modes of different patients according to the different conditions of patients.

The invention relates to a liquid plastic bottle leak detector for production line, several mechanical hands are arranged on both end sides of moving directions of conveyor belt, the mechanical hands are connected with drive device, the clamping part of each mechanical hand is composed of a symmetrical clamping head, a pressure sensor is mounted on each clamping head, the pressure sensor is connected with external PLC control cabinet; a distributor is arranged at the entry end of the conveyor belt, the distributor arranges the distance of bottles entering the conveyor belt; a start detecting sensor is arranged at the entry end of conveyor belt. The bottle leak detector can detect the seal condition of plastic bottles by pressing lightly on the bottles, the device can realize effective identification so that products can be 100% detected, which avoids the problems caused by manual detecting, saves a lot of labor costs and improves the degree of automation of production enterprises.

The invention relates to a launcher and in particular relates to a training pingpong launcher. Therefore, the invention aims to solve the technical problem of providing a training pingpong launcher which is uniform in pingpong launching force and convenient for a player to take training. According to the technical scheme of the invention, the training pingpong launcher comprises an inclined plate,a support rack, an L-shaped rod, a columnar cylinder, bearing seats, a rotating shaft, a shifting plate, and the like, wherein the support rack is mounted on the right side of the top of the inclinedplate; the L-shaped rod with a support function is connected with the top of the support rack; the columnar cylinder for containing pingpongs is mounted at the left end of the L-shaped rod; the bearing seats are mounted into the front side and the rear side of the columnar cylinder in an embedded manner. By adopting a push block, the pingpongs can be launched out, the launching force is uniform,the launching angles are identical, and thus convenience can be brought to players to take training; due to adoption of a clamping device, a rotating rod can be clamped, and thus the shifting plate can be prevented from rotating clockwise; due to adoption of a baffle block, a discharge hole can be baffled, and the consequence that a launching casing is blocked as too many pingpongs fall onto the launching casing can be avoided.

The invention discloses an environmentally friendly release film, which comprises a film layer and a release layer located on the film layer. The release layer comprises the following components in proportion by weight: 40 parts of water-based polyethylene wax emulsion; water-based polyurethane emulsion 50 parts; 25 parts of water-based modified polyvinyl alcohol solution; 7 parts of natural latex; 4 parts of silane coupling agent; 0.4 part of defoamer; 0.4 part of thickener; It includes the following components: 90 parts of polyvinyl alcohol; 750 parts of deionized water; 40 parts of modified calcium carbonate. The environmentally friendly release film of the invention has the characteristics of high peel strength and high tensile performance, and can be widely used in various fields of electronics, communication, machinery and the like.

The invention provides a glass product sweeping device and method. The glass product sweeping device comprises at least one upper sweeping disc and a plurality of lower bearing discs arranged below the upper sweeping discs. A plurality of product containing discs are installed on each lower bearing disc. The upper sweeping discs are driven to rotate through an upper driving motor. The multiple lower bearing discs are driven to independently rotate through different lower driving motors correspondingly. To-be-swept products are placed on the product containing discs. The upper sweeping discs are provided with brushing hairs. Relative movement occurs between the upper sweeping discs and the multiple independently rotating lower bearing discs in the rotating process of the upper sweeping discs, so that sweeping machining is conducted on the products placed on the product containing discs. The brushing hairs are made of bristles and sisal. The bristles and the sisal are uniformly and mixedly distributed on the upper sweeping discs. The length of the brushing hairs is 15-35mm, preferably 20-25mm. According to the glass product sweeping device, a glass cover plate can be swept to be smooth, cutter mark in fingerprint recognition holes in the glass cover plate can be eliminated, uniform high-quality sweeping is achieved, and foaming can be inhibited.

The invention discloses a shaking type wood polisher. The shaking type wood polisher comprises a rack, a polishing wheel module and a worktable module, wherein the worktable module and the polishing wheel module are arranged on the rack; the polishing wheel module is arranged at the top of the worktable module; the worktable module comprises a sliding saddle, a crank driving device, a lifting table device and a rotary table device; a sliding rail extending longitudinally along the rack is arranged on the rack; the sliding saddle is slideably arranged on the sliding rail; an optical shaft orthorhombic with the sliding rail is arranged on the sliding saddle; the lifting table device is slideably arranged on the optical shaft; the rotary table device is arranged on a lifting table; the crank driving device comprises a driving device, an eccentric wheel and a connection rod bearing; the eccentric wheel is connected to a rotation shaft of the driving device; one end of the connection rod bearing is connected to the eccentric wheel; the other end of the connection rod bearing is connected to the lifting table device. The shaking type wood polisher is high in polishing accuracy and high in polishing efficiency.

The invention discloses a surface grinding method of a brake ribbon of an automobile. The method is that a pair of parallel upper and lower conveying rollers is arranged, wherein the upper conveying roller and the lower conveying roller are inwards elastically compressed, and a clearance d1 is formed between the upper conveying roller and the lower conveying roller; the upper conveying roller and the lower conveying roller are synchronously inwards rotated; the clearance d2 between the pair of grinding wheel roller and compressing roller is more than d1; the rotating speed of the grinding wheel roller is more than that of the upper conveying roller and the lower conveying roller; a brake ribbon passes through the upper conveying roller and the lower conveying roller to be fed between the grinding wheel roller and the compressing roller; the grinding wheel roller is at high rotating speed and weak in compressing force, so that the grinding wheel roller can be kept without slipping on the surface of the brake ribbon, and as a result, the brake ribbon is uniformly grinded while marching. According to the method, the speed difference of the front roller and the lower roller is ingeniously utilized to achieve the grinding effect; the grinding is easily adjusted and controlled; the operation is convenient; the use effect is good; the force is uniformly applied to the brake ribbon; the problem of breaking of the brake ribbon can be avoided; the method is suitable for popularization and application.

The invention discloses an airbag type joint rehabilitation training device. The airbag type joint rehabilitation training device mainly comprises two strip-shaped airbags which are in a strip shape after being inflated. The ends of the two strip-shaped airbags are connected together. The periphery of the connecting joint of the two airbags is connected with at least two small joint airbags. The two joint airbags are in a bubble shape after being inflated. Each airbag is provided with an inflation port and a deflation port. All the inflation ports and the deflation ports are connected with air tubes. Each airbag is provided with a solenoid valve. The inflation ports and the deflation ports of the airbags are connected to the corresponding solenoid valves. All the solenoid valves are connected with a controller. According to the airbag type joint rehabilitation training device, the wearable inflation airbags are adopted as driving force for human joint exercising, the comfort level and the human body attachment degree are high, and the force is balanced; motion parameters can be automatically adjusted according to health parameters of a human body, and possible secondary injuries of a traditional machine to the human body are avoided when the machine breaks down; the training device has the advantages of being safe, comfortable and friendly to users.

The invention relates to a pneumatic manipulator which mainly solves the problems of low wax mold finished product ratio, low working efficiency and relatively large potential safety hazard of manual mold taking during investment casting. The pneumatic manipulator is characterized in that a piston rod of a lifting cylinder (3) is tubular; two clamps (1) are hinged to the lower end of the piston rod of the lifting cylinder (3); the upper ends of the two clamps (1) are respectively hinged with two connection rods (4); the upper ends of the two connection rods (4) are hinged with the lower end of a piston rod of a clamp cylinder (2); the piston rod of the clamp cylinder (2) is located in the piston rod of the lifting cylinder (3), and runs through the piston rod of the lifting cylinder (3); the clamp cylinder (2) comprises a membrane (5); and the piston rod, which is located below the membrane (5), of the clamp cylinder (2) is sleeved with reset springs (6). According to the pneumatic manipulator, by the ingenious combination of the clamp cylinder and the lifting cylinder, automatic mold taking can be realized; and during wax mold taking, the force is balanced; the wax mold finished product ratio is high, the mold taking efficiency is high, and the potential safety hazard is avoided.

The invention relates to liquid crystal safety card swiping equipment, which comprises a PCB (printed circuit board), a card swiping device and liquid crystals, wherein a pot sheet which is positioned under the liquid crystals and covers a switch is arranged on the PCB, the liquid crystals are arranged on the PCB through a liquid crystal support frame, a thin sheet extends out from the liquid crystal support frame in a position under the liquid crystals, an elastic element downwards pressing the pot sheet is arranged on the liquid crystal support frame, and the elastic element simultaneously and upwards props up the thin sheet so that the highest point of the thin sheet after the upward deformation approaches to the edges of the liquid crystals. The maximum stress points of the liquid crystals are positioned on the edges, and meanwhile, small parts are averagely dispersed to the middle, so black spots due to liquid crystal deformation cannot be caused, and the appearance scheme exertion is ensured. When the liquid crystals receive safety attack, the safety triggering can be caused once the liquid crystals are turned up even when an external lens is turned open, and higher safety and high reliability are realized.

The invention provides a lens lifting and rotating device. The lens lifting and rotating device comprises a lens module, a driving module and a transmission module, the driving module comprises a driving unit; the transmission module comprises a first transmission assembly, a second transmission assembly, a first screw and a sliding block. The first transmission assembly comprises a transmission shaft, a supporting structure and an electromagnetic assembly. The first screw drives the lens module through the transmission shaft and the supporting structure in sequence and drives the second transmission assembly to do reciprocating motion together, the electromagnetic assembly is used for being matched with the magnetic steel of the shell to fix the supporting structure so as to prevent the lens module from doing reciprocating motion, and then the first screw drives the second transmission assembly to drive the lens module to do rotating motion. When the lens lifting and rotating device is applied to the terminal, the lens module can extend out of the accommodating space of the mobile terminal or retract into the accommodating space of the mobile terminal, and the lens module can rotate, so that the lens module can stretch out, draw back and rotate, and a user can use the lens module conveniently.

The invention discloses a combination lock and an unlocking lock validation method. The unlocking lock validation method comprises the steps of longitudinally recording an unlocking password string and setting the password string; after the unlocking password string is recorded, transversely comparing the unlocking password string with the set password string; if the unlocking password string is matched with the set password string, driving an unlocking lever to unlock; and if the unlocking password string is not with the set password string, not driving the unlocking lever to unlock. The combination lock and the unlocking lock validation method have the beneficial effects that source and strength of each input password can be balanced, whether the unlocking password string is correct or not can be validated only after the actions of the input passwords are completely finished, and whether each password is correct or not cannot be known during the period of inputting the passwords, so compared with a traditional push-button machine combination lock, the security and the reliability are obviously improved.

The invention provides an extractor of orthopedic slipped screws, relating to an orthopedic surgical instrument and mainly comprising a screwdriver body and a main rod sleeve. The extractor of orthopedic slipped screws is characterized in that the lower end of the screwdriver body is arranged in the main rod sleeve, and the upper end of the screwdriver body is a conical hollow cutter head provided with a longitudinal notch; and a propelling ring provided with a conical head rod is installed outside the main rod sleeve, and the upper end of the conical head rod is designed into a conical shape corresponding to the hollow cutter head and extends into the hollow cutter head so that the cutter head is expanded. The invention can be used for extracting screws which have larger resistance and can not be screwed by the traditional screwdriver, especially slipped screws.

The invention belongs to the field of smart home, and particularly relates to an intelligent novel automatic door and window opening and closing door closer device. The problems that in the prior art,opening and closing of a door and window cannot be remotely controlled, stress of door and window opening and closing is not uniform, and the service life of the door and window is affected can be solved. According to the scheme, the device comprises a shell body, a door plate mounting plate is rotatably mounted on one side of the shell body, two opening and closing gear rings are fixedly mountedon one side of the door plate mounting plate, two through holes are formed in one side of the shell body, the opening and closing gear rings are movably mounted in the corresponding through holes, according to the device, wireless transmission and remote automatic door and window control can be achieved, differential maintenance manners at different levels can have the internet of things intelligent product characteristics, remote controllability and voice control shrinkage can be achieved, the device can be applied to small family equipment, the control manner is diverse, the device can achieve automatic control, local control and remote control with a mobile terminal, a door and window lock, voices and other manners, the traditional furniture losses can be reduced, and the effect of prolonging the service life is achieved.

Disclosed is a shoe sole, comprising: a main body in which a portion corresponding to a metatarsal bone part of a foot is formed so as to be relatively thinner than the other portions; and an attachment attached to the portion corresponding to the metatarsal bone part, separate from the main body. Here, the attachment extends to a mid-foot region which is wider than the metatarsal bone part. The attachment has a rear portion that is thicker than a front portion thereof in terms of a cross-sectional view taken along the lengthwise axis of the foot. The shoe sole of the present invention improves the convenience of walking and the durability of a metatarsal bone portion of the shoe sole to which a larger pressure is applied.; Further, the configuration of the shoe sole of the present invention balances the left and right parts of the foot of a wearer and distributes forces, thus enhancing stability.

A thermal therapy panting massage water pillow is characterized in that two panting massage hammers (1) are respectively arranged in two iron cores (2) and coils (3) and are arranged in a rectangular groove in the center of a (polyvinyl chloride) PVC water-air bag (5) after being sequentially combined by fixing connection sheets (4). The two iron cores (2), the coils (3) and electric heating wires (10) of the thermal therapy panting massage water pillow are simultaneously connected with a movable socket (7), each panting massage hammer (1) is formed by packaging three small circular massage hammers through rubber. The thermal therapy panting massage water pillow has multiple contact points, low power and even force during panting. In summer, air can be inflated or cold water can be added in the massage water pillow, and in winter, the pillow can be heated for physical therapy and heating. The pillow effectively improves blood circulation of human bodies, achieves the effects of body fitness, weight losing or sick body rehabitation, and is an ideal heat compression physical therapy supply.