1288results about How to "Won't leave" patented technology

The invention discloses a preparation method of a spinel-type magnetic MFe2O4 / graphene composite material. The preparation method utilizes a water-soluble metal M<2+> salt and a Fe<3+> salt as precursors and graphite oxide as a matrix and comprises the following steps of carrying out ultrasonic dispersion of graphite oxide in ethanol or water as a solvent to obtain a graphene oxide dispersion, adding a M<2+> salt and Fe<3+> salt-containing aqueous solution having a M<2+> / Fe<3+> mole ratio of 1: 2 into the graphene oxide dispersion, fully stirring to obtain a mixed solution, adjusting a pH value of the mixed solution to a value more than 10 by an alkali liquor, adding a reducing agent into the mixed solution, stirring at a temperature of 80 to 150 DEG C for a reaction lasting for 4 to 10 hours, after the reaction is finished, carrying out separation, washing, drying and grinding, and carrying out calcination of the grinded powder at a temperature of 300 DEG C in a nitrogen or argon atmosphere for 2 to 10 hours. Magnetic MFe2O4 nano particles of the spinel-type magnetic MFe2O4 / graphene composite material have high loading capacity, stable structures, good uniformity, good dispersibility and strong adhesion with graphene. The spinel-type magnetic MFe2O4 / graphene composite material can be widely used in the fields of magnetic targeting materials and other related function materials.

The invention discloses a high temperature resistant vacuum bag sealing adhesive tape, which is characterized by adopting butyl rubber, chloroprene rubber, polyisobutene and nano calcium carbonate as main matrixes, then adding an auxiliary recessive high temperature vulcanizing agent, stirring and mixing, and extruding and molding, thus forming the high temperature resistant vacuum bag sealing adhesive tape. The high temperature resistant vacuum bag sealing adhesive tape is air-proof when vacuumizing is carried out, has no residual adhesive after demoulding and has good high temperature resistance, the highest resistant temperature of the sealing adhesive tape can reach 220DEG C.

The invention discloses a polyurethane composition, polyurethane foam as well as a manufacture method thereof and a fridge. The polyurethane composition comprises the following raw materials in parts by weight: 25-60 parts of sorbitol polyether polyol, 15-40 parts of composite polyether polyol, 3-30 parts of diphenylmethane diamine polyether polyol, 3-15 parts of glycerin polyether polyol, 3-20 parts of aromatic polyether polyol, 0-5 parts of composite crosslinking agent, 1-55 parts of foaming agent, 1.0-5.0 parts of foam stabilizer, 0.5-2.0 parts of water, 1.0-3.5 parts of composite catalyst and 120-160 parts of isocyanate, wherein the index of the isocyanate is 0.95-1.10. The polyurethane composition provided by the technical solution is low in density and heat conductivity coefficient and strong in adhesive property. The fridge containing the polyurethane composition is good in insulation effect and low in energy consumption.

The invention provides an intelligent charging spiral track take-up and pay-off device and belongs to the field of charging gun connecting line arrangement devices. The intelligent charging spiral track take-up and pay-off device comprises a charging pile, wherein an automatic take-up device is arranged on the charging pile and provided with a line outlet, the automatic take-up device comprises a disc-shaped outer shell, a spiral track is arranged in the outer shell, a sliding rail adaptive to the track is arranged in the middle of the track and provided with a sliding block, conductors are arranged on two sides of the sliding rail, the sliding block is provided with a conductor B which is installed on the sliding block through a spring, the conductor B makes contact with the conductors, a motor is arranged in the sliding block, a gear is arranged on a rotor of the motor and matched with the sliding rail, a power source end of the motor is connected to the conductor B, one of the conductors on the two sides of the track is connected to a power source, the other conductor is grounded, a charging gun connecting line is arranged and located in the spiral track and bypasses the sliding block, insulation skin of the charging gun connecting line will not be damaged, and the charging gun connecting line is convenient to drag.

The invention discloses non-contact type detection equipment. The non-contact type detection equipment comprises a detection device, an X-axis manipulator, a Y-axis transferring platform and a lower adapter board part, wherein the lower end of the Y-axis transferring platform is fixed on the lower adapter board part, and a Y-axis connecting base capable of moving in a Y-axis direction is arranged on the Y-axis transferring platform, the upper end of the Y-axis connecting base is fixedly connected with the lower end of the X-axis manipulator, an X-axis connecting base capable of moving in a X-axis direction is arranged on the X-axis manipulator, one end of the detection device is fixed on the X-axis connecting bas, and the other end of the detection device is provided with a vision detection mechanism and a displacement detection mechanism, which can move in a Z-axis direction respectively. The detection equipment can perform image acquisition and measurement to the polished surface to obtain the size information of the defects of the polished surface and provide data support for repairing, and therefore the non-contact type detection equipment is suitable for undamaged and online three-dimensional detection to a precise surface. the non-contact type detection equipment has a compact structure, the overall equipment dimension and volume are reduced and the detection equipment becomes small in size and convenient to carry, only occupies a small space when in use and is suitable for various working environments.

The invention discloses a shoe making cloth processing device. The shoe making cloth processing device comprises a machine frame, a power unit and a conveying processing unit, wherein the machine frame is a rectangular cabinet body; an accommodating cavity used for accommodating the power unit is formed in the bottom end of the machine frame; the accommodating cavity is square; each of a left panel and a right panel of the accommodating cavity is provided with a first shaft hole; another flat accommodating cavity is formed above the square accommodating cavity; a heating wire is arranged in the flat accommodating cavity; a grid mesh is also arranged above the flat accommodating cavity. According to the shoe making cloth processing device, drying and dust collecting are integrated, and conveyed cloth is clamped by rollers, so that the cloth cannot depart from a conveying line, and the effects of collecting dust and dehumidifying are also achieved, the making of shoe cloth is greatly facilitated, the service cycle of the cloth is prolonged and the product quality is high; a motor serves as power source, so that the efficiency is high; mechanism transmission chains are arranged compactly, and the power of the motor is halved by using a double-output speed-reducing box, so that the same conveying speed on the left side and the right side are ensured, the equipment stability is ensured, and the failure rate is reduced.

A leaf spring suspension system with an air bag lifting axle structure, and a vehicle having same. The leaf spring suspension system with an air bag lifting axle structure comprises: an air bag (4), an equalizing beam (12), a first leaf spring (8), a second leaf spring (15), a first thrust rod (17), a second thrust rod (21), and a front leaf spring support (16), a middle leaf spring support (13), an air bag mounting support (3) and a rear leaf spring support (6) that are respectively and orderly mounted on a frame (5).

The invention relates to the technical field of sports equipment, and particularly relates to a surfboard and a manufacturing process thereof. The surfboard comprises an inner core which is made of a foam material; a panel and a bottom plate, of which the materials are different from that of the inner core, are respectively arranged on the upper surface and the lower surface of the inner core; firstly, the bottom plate and the panel are respectively put into a lower mold cavity and an upper mold cavity of a foaming mold in the manufacturing process; and then the foamed material is filled into the foaming mold to form the inner core, so that the inner core, the panel and the bottom plate are combined into a whole. The inner core disclosed by the invention, the panel and the bottom plate are combined into a whole through the mold in an integral molding manner; the panel, the bottom plate and the inner core are stably bonded without separation; the surfboard is long in service life, good in combination property, high in production efficiency, and extremely low in rejection rate; a step of coating manually or through the mold in a hot pressing manner is saved; the manufacturing process is simplified; the surface material can be freely selected, and the surface of the surfboard can be manufactured into complicated shapes with clear edges and large depth differences.

The invention discloses a quick implant used for implantable biosensors. The quick implant comprises an implant shell, a sliding seat installed in the implant shell, and a mounting mechanism; an elastic force part which enables the sliding seat to slide in the implant shell, and a control part used for controlling the sliding seat to leave from the original position and slides under the action of the elastic force part; a separation mechanism; an elastic reset device, wherein when a sensor mounting assembly is separated from the sliding seat in the preset position, the elastic reset device applies acting force back to an implantation opening onto the sensor mounting assembly. The quick implant can conveniently, quickly and accurately complete the implantation and the exit of the implantable biosensor. Short time is spent in the whole process, and the pain feeling of a patient in the process of implanting the sensor is greatly reduced, thereby improving the working efficiency.

The invention provides a driving device that enables easy installation and excellent manufacture efficiency of shape memory alloy parts, and a method of manufacturing the same. The driving device comprises shape memory alloy parts (2, 2...), a base body part (4) having fixing portions (3, 3), a movable part (5) that moves relative to the base body part in a way that the shape memory alloy parts contract because power is on , a force applying unit for applying force to the movable part in a direction when the shape memory alloy parts are in a shape under a power-off state, and a terminal fitting (6) that has press plates (20, 21) covering all sides of the fixing portions and is embedded with the fixing portions. An end basic side (2a) of each shape memory alloy part is configured along the surface of each fixing portion, and an end front side (2b) of each shape memory alloy part is configured along the back side of each fixing portion from an end surface portion (14) to a back side of each fixing portion in a returning manner. The end basic side and the end front side are clamped between the fixing portions and the press plates.

A wire having excellent operability while ensuring flexibility at the distal end, and having improved bonding strength between a first wire part and a second wire part. It has a wire main body including a linear first wire part arranged on the distal side and a linear second wire part arranged on the proximal side of the first wire part. A coil having X-ray contrast properties is preferably provided on the outer periphery of the distal end portion of the first guide wire portion. The base end portion of the first guide wire part preferably has a constant outer diameter everywhere along its length direction, and the front end part of the second guide wire part preferably has a tapered part whose outer diameter gradually increases from the front end to the base end direction. constitute. Preferably, the outer diameter of the proximal end of the first wire guide part and the outer diameter of the distal end of the second guide wire part are the same. The outer diameters of the two guide wire parts are joined by welding on the same end surface, and a metal covering layer is preferably formed on the outer periphery of the joint part to relax the outer peripheral surface of the base end part of the first guide wire part and the outer peripheral surface of the taper part. Angle difference between.

The invention discloses a roller brush fast dismounting and mounting device and a cleaning instrument thereof. The roller brush fast dismounting and mounting device comprises an ejection device and a position limiting device, wherein the ejection device exerts axial ejection elastic force on a roller brush; the position limiting device converts the elastic force into elastic potential energy and limits the axial displacement of the roller brush; the ejection device comprises an ejector pin and a pressure spring; the ejector pin is arranged inside an axial blind hole formed in one end of the roller brush; the ejector pin is provided with a flange; the pressure spring exerts axial elastic force on the ejector pin through abutting the flange; an ejector pin press plate for limiting the ejector pin to be disengaged from the blind hole is arranged in the opening position of the blind hole; one end of the roller brush is connected with a bearing seat; the roller brush has the rotating degree of freedom for rotating around the self axial line relative to the bearing seat; the position limiting device is provided with a release key with a projected part and a bearing seat with a position clamping groove; the projected part is matched with the position clamping groove. By using the device, the dismounting or the mounting of the roller brush can be realized only through one step; the cleaning of the roller brush is convenient; the roller brush mounting and dismounting efficiency is further improved; the operation environment is improved.

A molded unit including several members of eyeglasses uses a combination of hard plastic and shape-memory plastic to avoid sliding and protruding of the members. <??>The unit frame comprises a metal core embedded in a substrate made of hard plastic of which heat deformation temperature is higher than 50 degrees centigrade, and shape-memory plastic that is disposed outside the substrate and has a glass-transition temperature of between 20 degrees centigrade and 40 degrees centigrade. The shape-memory plastic is positioned where a human body contacts.

The invention discloses an elevator landing door anti-collision device, through which the problems of derailment, passenger falling and the like caused by deformation of the existing door planks are solved. The elevator landing door anti-collision device comprises a sill and a door plank which is assembled on the sill; and the technical key points are described as follows: the sill which is made of profiles is provided with a chute guiderail with an anti-falling baffle platform; the door plank is assembled on the sill through two groups of door plank sliders which are fixed on a lower end socket; each group of door plank sliders comprises two paired anti-falling sliders which consists of slider bodies and limit guide blocks wrapping the slider bodies; the slider bodies are combined and then fixedly connected with the door plank; the two limit guide blocks are combined and assembled in the chute guiderail with the anti-falling baffle platform of the sill; and under the driving of the door plank, the two limit guide blocks reciprocate along the length direction of the chute guiderail. The elevator landing door anti-collision device is simple in structure, reasonable in design, convenient for mounting and dismounting and safe and reliable for use, and has the advantages of enhancing the strength of landing doors, remarkably improving the tensile strength, abrasion resistance and anti-collision property of elevator landing doors, effectively avoiding deformation-caused derailment of door planks and eliminating the potential safety hazard of passenger falling.

The invention provides a refrigerator and a storage device thereof. The storage device comprises a box body, a front cover, a balance valve and a horizontal-moving locking plate, wherein the box body is provided with a forward opening, and the front end of the box body is provided with first lock catches; the front cover is movably arranged in front of the box body so that the forward opening can be opened or closed, a vent hole penetrating through the front surface and the back surface of the front cover is formed in the front cover so as to communicate with the inner space and the outer space of the box body; the balance valve is arranged at the vent hole so as to open or close the vent hole; the horizontal-moving locking plate can be arranged on the front cover in a horizontal moving mode and is provided with second locking catches, when the forward opening is closed by the front cover, the horizontal-moving locking plate is configured to move to be in a locking state that the second lock catches are matched with the first lock catches so that the front cover can be fixed to the box body, and moreover the horizontal-moving locking plate controls the balance valve to close the vent hole during moving; or the horizontal-moving locking plate is configured to move to be in an unlocking state that the second lock catches are disengaged from the first lock catches so that the front cover can be allowed to move, and moreover the horizontal-moving locking plate controls the balance valve to open the vent hole during moving. According to the refrigerator and the storage device thereof, the cover opening process of the storage device is savable in effort, moreover, unlocking and vent hole opening are conducted simultaneously, steps are simple, and operation is convenient and efficient.

The invention provides an artificial breeding method for glyptosternon maculatum. The artificial breeding method includes the following steps that A, after wild glyptosternon maculatum parent fishes are immersed in a saline solution, sex discrimination is conducted, and female fishes and male fishes are collected; B, a medicine composition for female fish spawning induction is prepared from 5 micrograms of lutropin releasing hormones and one carp hypophysis per kg of the female fishes, 24 hours after injection, the abdomens of the female fishes are slightly pressed, and if no free egg granule flows out, a second shot of spawning induction medicine of the same dosage is injected; C, dry method fertilization is adopted; D, after egg membranes of zygotes disengage, the zygotes are poured into an incubation tank to be incubated, when glyptosternon maculatum fry begin to swim at the bottom of a pool, exogenous nutrition is turned to, and animal live bait and artificial compound feed are fed. The nature rule of the wild glyptosternon maculatum parent fishes is grasped, the artificial propagation technology of glyptosternon maculatum is studied, a set of feasible artificial spawning induction and artificial incubation method is formed, and artificial large-scale breeding of glyptosternon maculatum is achieved.

The invention discloses a graphite paste spray material of an anode steel claw and a spraying method of the graphite paste spray material. The graphite paste spray material comprises, by mass, 5-24% of graphite and the balance kerosene. The spraying method includes: utilizing compressed air at 0.3-0.6 megapascal as a carrier to spray the kerosene on the surface of the anode steel claw via a spraying tool; and after 5-10 seconds, utilizing the compressed air at 0.3-0.6 megapascal as a carrier to spray graphite powder on the surface of the anode steel claw via the spraying tool. In the graphite paste spray material in the embodiment, graphite content is greatly reduced, cost is saved, particles are diminished, the graphite paste spray material are easy to attach on the surface of the anode steel claw, and stability is enhanced.

The present invention provides a shoe cover machine. A mounting frame with a PVC heat shrinking film is arranged in the shell of the shoe cover machine; the heat shrinking film is conveyed to a pedal through a conveying device; a film covering device is arranged in the shoe cover machine and a heating device is arranged in the film covering device. The heating device comprises a hot air cavity; a hot air duct is arranged in the hot air cavity; the pedal seals the outlet of the hot air cavity or the hot air duct; the air inlet of the hot air duct is provided with a fan; a heater is arranged in the hot air duct; the outside of the hot air cavity is provided with a heat insulating layer; a repositor is arranged in a pedal lifting mechanism; a control system controls the fan and the temperature of the hot air in the hot air cavity. As the hot air is pre-stored in the hot air duct, the film covering device of the shoe cover machine has rapid film covering and high work efficiency.

The invention relates to the technical field of power cable retracting and deploying vehicles, and discloses a retracting and deploying device of a power cable. The retracting and deploying device comprises a base, wherein slide devices are fixedly mounted on four corners of the bottom end of the base; a transfer frame is fixedly mounted at one side of the front surface of the top end of the base;five rolling shafts are movably in sleeve connection on front and rear surfaces of the transfer frame; a conveyor belt is rolled outside the five rolling shafts; one side, close to the transfer frame, of the back surface of the top end of the base is fixedly equipped with an asynchronous motor; and one rolling shaft penetrates through and extends to the outer part of the back surface of the transfer frame, and is fixedly in sleeve connection with the output shaft of the asynchronous motor. According to the retracting and deploying device of the power cable disclosed by the invention, fixed steel blocks, riveting nuts and rivets are matched for use, so that a cable can pass through a brush, dust and stone aggregates on the surface of the cable can be cleared off by the brush, and the surface of the cable is kept clean, and therefore, the purpose of cleaning the surface of the cable by the retracting and deploying device of the power cable is achieved.

The invention discloses an electromagnetic relay with a simple structure and strong shock resistance, which comprises a base, a magnetic circuit part, a contact part and a pushing clip; one end of an armature iron props against a pole face on one end of an iron core, as a free end, the other end of the armature iron is in clamped connection with the second end of the pushing clip, and the first end of the pushing clip is connected with the free end of a movable spring; the free end of the movable spring is provided with a first hook-type structure which is arranged along the thickness direction of the movable spring and bends to one side; the first end of the pushing clip is provided with a mouth-shaped structure which can be matched with the first hook-type structure of the movable spring, and the opening size of the mouth-shaped structure to be matched with the thickness direction of the movable spring is set to be larger than the size of the thickness of the movable spring and smaller than the size of the bending section of the hook-type structure; and the first hook-type structure is arranged at the upper mouth edge of the mouth-shaped structure in a matching way. When the structure is used and the relay is assembled, the pushing clip can not break away from the matching movable spring and the matching armature iron under any drastic shock. Therefore, the structure has good shock resistance as well as good falling resistance.

The invention discloses a quick butt joint connector which is simple in structure and convenient and quick in butt joint operation. The quick butt joint connector comprises a female connector and a male connector which are connected, wherein the male connector or the female connector can bear high pressure before the male connector and the female connector are in butt joint. The female connector comprises a female valve body with a fluid channel, a core sleeve is positioned in the fluid channel, a choke plug is fixed at one end of a core shaft, the other end of the core shaft penetrates through the core sleeve, a slide sleeve is sleeved on the core shaft, an elastic element is arranged between the slide sleeve and the female vale body or the core sleeve, and the elastic element enables the slide sleeve and the choke plug to be in sealing contact and the core shaft and the core sleeve to be in sealing contact. The male connector a male valve body with a runner, a valve core is positioned in the runner, an elastic part is positioned between the male valve part and the valve core, and the elastic part enables the valve core and the valve seat to be in sealing contact. When one end of the male valve body is inserted into the female valve body, the male valve body can push the slide sleeve to move the distance A, the valve core can push the core shaft to move the distance B, and the B is smaller than the A. Thus, the valve core and the valve seat are not in sealing contact, the choke plug and the slide sleeve are not in sealing contact, the core shaft and the core sleeve are not in sealing contact, and the fluid channel and the runner can form a through channel. Sealing rings are arranged on the core shaft and the valve core, and a location mechanism capable of limiting the male valve body to move is positioned on the female valve body.

The invention relates to a clamping mechanism of a beverage preparation device, comprising a base frame, a first machine element and a second machine element. The clamping mechanism is characterized by also comprising a clamping plate, a driving bracket and a tension spring, wherein the clamping plate is positioned in right front of the second machine member and can laterally slip relative to the front end face of the second machine member; a connecting foot extending backward is arranged at the rear part of the clamping plate, and movably passes through and extends out of the second machine member; the driving bracket is positioned in rear part of the second machine member and can laterally move relative to the second machine member; the lower part of the second machine member is connected with the connecting foot extending out of the rear end face of the second machine member; the base frame is provided with a shift structure matched with the driving bracket; and the tension spring is connected between the driving bracket and the base frame and acts on the driving bracket and the clamping plate to enable the clamping plate to keep the trend of attaching to the front end face of the second machine member. The clamping plate is attached to the front end face of the second machine member and clamps an annular space ring of a beverage bag so as to clamp the beverage bag.

The embodiments of the invention provide an image recording method and an electronic device. Firstly, a region of interest comprising a target object is determined in a display interface displaying a video frame; since when a carrier carrying an electronic device shakes, the electronic device generates first movement displacement, and after the electronic device moves the first movement displacement, the target object has movement pixel information in the display interface in a subsequently shot video frame; and at the moment, according to the movement pixel information, the position of the region of interest in the display interface in the subsequently shot video frame is adjusted, and the region of interest in the subsequently shot video frame is enabled to comprise the target object. In such a way, the target object is enabled not to away from the region of interest.

The invention relates to a trolley conductor and a collector applied to unbalance loading and curve places, and provides a sliding contact moving conduction device still capable of keeping normal power supply between an electric brush and the trolley conductor when a balance loading force is generated. The device comprises the trolley conductor, a guide rail and a running part with a collector. By the device, a conventional plane contact designing scheme in the field is changed, the electric brush is improved into a tile shape, and a trolley conductor working surface is changed into an arc shape, so a centrifugal force which is an unbalance loading force for the electric brush and is caused by the automatic generation of a centrifugal force at a curve of a production line can be overcome to a certain extent; and when the unbalance loading force is relatively stronger, an electric brush working surface is preferably arched, so that an 'enveloping' effect can be achieved for the trolley conductor working surface to prevent the electric brush from sliding out of the guide rail. By the device, stable power transmission is ensured, and simultaneously, the electric brush can be ensured not to be deviated and separated from the trolley conductor to further improve the running safety, stability and reliability of equipment.

The invention discloses a rotating tool magazine and a using method thereof. The rotating tool magazine comprises a supporting device, a rotating device and a control device, the supporting device isprovided with a top plate, a bottom plate and a supporting frame, and a protective cavity is formed by the top plate, the bottom plate and the supporting frame; the rotating device comprises at leasttwo rotating discs, a rotating shaft and a rotating machine, the rotating shaft is arranged in the middles of the rotating discs and connected with the rotating machine, the rotating discs are coaxially arranged, and the rotating discs are provided with a plurality of placing ports which are evenly formed in the rotating discs; and the control device comprises reader-writers and a processor, the reader-writers are connected with the processor, located in the protective cavity and opposite to the rotating discs, and the number of the reader-writers corresponds to that of the rotating discs. Therotating tool magazine can solve the problems of long tool getting time, influence to the production efficiency, low operation efficiency, missing providing or wrong-providing of tools, no timely feedback when a tool magazine is lack of the tools, large tool management difficulty and the like in the managing process of the tool magazine.