57results about How to "Effectively stretch" patented technology

The invention provides an oxide-pillared MXene composite material and an application thereof. The composite material comprises a two-dimensional layered MXene carrier and an oxide loaded between MXene layers. The preparation method comprises the following steps of (1) processing a taken MAX material with an HF acid solution to obtain an MXene material; (2) soaking the MXene material obtained in the step (1) into a solution containing a cationic surfactant, and then carrying out centrifuging, washing and drying to obtain a pre-pillared MXene material; and (3) adding the pre-pillared MXene material to an oxide precursor solution, carrying out centrifuging, washing and drying and carrying out calcination treatment under a protective atmosphere to obtain the oxide-pillared MXene material. The invention provides an application of the oxide-pillared MXene composite material as a negative electrode material of a lithium-ion battery; the capacity of the negative electrode material of the lithium-ion battery can be greatly improved; and the cycle performance is good, so that high capacity and continuous charge-discharge capacity under high current density are met.

The invention provides a carbon-pillared MXene composite material and an application thereof. The carbon-pillared MXene composite material comprises a two-dimensional layered MXene carrier and a carbon nanosheet loaded between MXene layers; and a preparation method comprises the following steps of (1) processing a taken MAX raw material in an HF solution to obtain an MXene material; (2) soaking the MXene material obtained in the step (1) into a solution of which the cationic carbon precursor content is 0.005-20g/mL, stirring at 30-100 DEG C for 0.5-72 hours and centrifuging, washing and drying a product to obtain a pre-pillared MXene material; and (3) heating the pre-pillared MXene material in a protective atmosphere to 300-800 DEG C at the rate of 2-10 DEG C/min and carrying out insulating calcination treatment for 0.5-4 hours to obtain the carbon-pillared MXene material. The invention provides an application of the carbon-pillared MXene composite material as an electrode material of a lithium-ion battery or a super capacitor. The capacity of the electrode material can be greatly improved and the cycle performance is good, so that the operating requirements in the field of high energy and high power are met.

The invention provides an inductive automatic opening and closing large fixed umbrella which comprises a base, a middle rod, a rainwater collection tray, four ribs and an umbrella cloth. The middle rod is vertically connected at the upper end of the base, the rainwater collection tray is connected at the upper end of the middle rod in a penetrating manner, the four ribs are peripherally hinged tothe side wall of the upper end of the middle rod, the same umbrella cloth covers the upper ends of the four ribs, the lower end of the base is fixedly connected with an opening and closing device which is fixedly inserted into the ground, strip sliding slots are formed in the lower ends of the ribs, sliders are slidably connected into the strip sliding slots, and the lower ends of the sliders arehinged to the upper end of the opening and closing device. The inductive automatic opening and closing large fixed umbrella overcomes the shortcomings of the prior art and is reasonable in design andcompact in structure, the umbrella automatically induces rain and automatically opens in rainy days, manual supporting and opening of staff are omitted, and practicability is greatly improved. Besides, after the rain stops, the umbrella automatically closes, occupied area is decreased, and the service life of the large fixed umbrella is effectively prolonged.

The invention discloses an adjustable eyelid speculum specially used for ophthalmology, which includes a connector, a movable rod, a handle rod and a protective cover. A limiting ring is installed on the left side of the connector, and a connecting rod is installed on the left side of the connector. And the left side of the connecting rod is equipped with an eyelid opening head, and the right side of the support rod is equipped with a handle bar, the surface of the handle bar is equipped with human-machine texture, the surface of the handle bar is equipped with a limit rod, and the left side of the limit rod is installed with a fixed A shaft is mounted on the surface of the handle rod, a movable rod is mounted on the surface of the handle rod, a fastening nut is mounted on the surface of the movable rod, a fixed buckle is mounted on the surface of the movable rod, and a A soft rubber layer, a fixing bolt is installed inside the protective cover, and a piston is installed on the surface of the fixing bolt. The eyelid opening head of the present invention is connected with the limiting ring through the connecting rod, which can effectively open the eyelids and is beneficial to the smooth operation of the eyelid opening device.

A pediatric oral examination tongue pressing system for a medical instrument comprises a first supporting device, a lighting device, a second supporting device, a tongue pressing device, a holding device, a fixing device, a third supporting device and an adjusting device. The first supporting device comprises an opening rod, a first supporting block and a first fixing block, the lighting device comprises a glass cover, a lighting lamp, a first fixing plate, a first connecting rod, a first support and a second support, the second supporting device comprises a second supporting block, a first bending rod, a second connecting rod and a third bending rod, the tongue pressing device comprises a third support, a second fixing block, a first tongue pressing plate, a second tongue pressing plate, a first bending plate, a first spring and a first fixing ring, the holding device comprises a fourth support, a holding ring, a first fixing rod, a holding frame, a second fixing rod and a third fixing rod, and the fixing device comprises a first fixing frame, a first diagonal rod and a fourth fixing rod. The pediatric oral examination tongue pressing system can be used for effectively opening a pediatric oral cavity to facilitate observation of medical staff.

The invention discloses a vertebral body expansion balloon catheter comprising a balloon, an outer tube, an inner tube and a support guide wire; a near-end of the balloon is fixed on an outer wall of the outer tube; the outer tube is communicated with the balloon and pressurizes for the balloon; the inner tube is installed inside the outer tube in a penetrating mode; the inner tube comprises a straight section and a far-end flexible bending section; the flexible bending section extends out from the outer tube and is fixedly connected with the far-end of the balloon; the support guide wire is slidingly contained inside the inner tube; the flexible bending section is kept straight when the support guide wire is inserted and returns bent when the support guide wire is extracted. The flexible balloon structure can effectively support a vertebral body cavity by expanding the balloon, and vertebral body height can be well restored by inserting one-side balloon conduit. Besides, the continuous control of the degree of curvature of the balloon can be achieved by controlling the degree of extraction of the support guide wire from the flexible bending section and associated control devices.

The invention discloses an automatic bag unpacking device and a bag unpacking method for a ton bag. The automatic bag unpacking device comprises a ton bag, a bag unpacking assembly, a support for fixing the bag unpacking assembly, a discharging opening fixed on the inner side of the support, and a control assembly for controlling the bag unpacking assembly, wherein the ton bag comprises an outer bag and an inner bag, the outer bag is of a double-layer structure, and the double-layer structure is an outer layer and an inner tongue correspondingly; the bag unpacking assembly comprises an outer bag cutting-up piece and an inner bag cutting-up piece, and the outer bag cutting-up piece comprises an axial telescopic cylinder vertically arranged and at least one outer bag cutting tool arranged atthe top of the axial telescopic cylinder; at least one radial telescopic cylinder is connected to the axial telescopic cylinder, the axial telescopic cylinder can drive the outer bag cutting tool tomove vertically, and the at least one radial telescopic cylinder can drive the axial telescopic cylinder to horizontally move; and at least one inner bag blade is arranged on the inner bag cutting-uppiece, and the at least one inner bag blade can cut up the inner bag.

The invention creates a four-paw multi-functional fully automatic fishhook which is never unhooked, and relates to the field of fishing gears. Four hooks are identical in size, integrated in one body without barbs, and extend to four sides. The four-paw elastic fishhook body and a mobile bar 8 are made by connecting a mobile bar integral circular ring 11 and a fishhook body integral circular ring 7. The four-paw elastic fishhook body is made by crisscrossing four elastic fishhooks to form a petal shape. The four fishhooks are combined together. Pushing the mobile bar 8 upward can load baits for fishing. After the fishhook is bitten by a fish, the four-paw elastic fishhook body bounces outward simultaneously, and the mobile bar 8 falls. At the same time the fishhook braces open the fish mouth in four directions simultaneously, the fish mouth cannot shut, thus making the fish difficult to escape the fishhook. When the mobile bar integral circular ring 11 is placed on the positions such as a hook neck 3, a bracing assistance inclined slope 4, a hook stem 5 and a hook tail 6, the size of a hook mouth can be willingly adjusted from small to big. The fishhook achieves the automatic fishing, zero unhooking possibility and multi-functionality. The fishhook has the advantages of being novel in design, ingenious in creativity, strong in practicality, and easy to promote and publicize.

In an embodiment, an arbiter may implement a deficit-weighted round-robin scheme having a delayed weight-reload mechanism. The delay may be greater than or equal to a ratio of the fabric clock to a slower clock associated with one or more sources that have no transactions but that have unconsumed weights (or another measure of difference in transaction rate). If a transaction is provided from the one or more sources during the delay, the reload of the weights may be prevented. In some embodiments, the arbiter may be augmented to improve usage of the bandwidth on an interface in which some transactions may be limited for a period of time. The arbiter may implement a first pointer that performs round robin arbitration. If the first pointer is indicating a source whose transaction is temporarily blocked, a second pointer may search forward from the current position of the main pointer to locate a non-blocked transaction.

The invention discloses a dust collector filtering bag component and a cloth bag dust collector. The dust collector filtering bag component comprises filtering bags and a cage framework, wherein the filtering bags comprise an external filtering bag body, an inner filtering bag body and a connecting bag body, so that four cylinder-shaped filtering surfaces are formed; the cage framework comprises an upper flange cylinder, an outer support rod, an inner support rod and an inner sleeve rod; the outer support rod is inserted between the external filtering bag body and an outer connecting bag wall; the inner support rod is inserted between the inner filtering bag body and an inner connecting bag wall; a circular pressing plate is fixed at the upper end part of the inner sleeve rod; the upper end of the inner sleeve rod penetrates through the inner sealing plate and is fixed through a screw nut; the pressing plate is matched with an inner sealing plate part to press the upper sealing part of the inner filtering bag body; the lower end of the inner sleeve rod is bent upwards to form a support rod section; the support rod section is used for supporting the inner connecting bag wall of the connecting bag body. Compared with a conventional filtering bag component, the dust collector filtering bag component has the advantages that the filtration area is increased and the filtration efficiency is improved.

The invention discloses an auxiliary fixing device for a live upright rod, which comprises a rod seat, a fixed opening rod, a movable opening rod and two round clamps, wherein each round clamp comprises a connection screw, two half rings and two connection plates, in one round clamp, the two half rings form a cylindrical wire clamping passage in a surrounding mode, one end of the half ring is an opening and closing end, the other end of the half ring is a matching end, the matching ends of the two half rings are hinged, the opening and closing ends and the connection plates are in one-to-one correspondence, the connection plate is fixed with the corresponding opening and closing end, the connection screws pass through the two connection plates, and the connection screws and the two connection plates are in threaded connection. The auxiliary fixing device for the live upright rod has the beneficial effects that the structure is reasonable; a wire can be opened effectively; the operationis convenient; the connection is firm; the adaptability is strong; a multiple adjustment ability is realized, and fixing effects in multiple conditions can be ensured; and abilities of protection andstability maintaining are realized, and looseness caused by changes of factors such as an environment can be prevented.

The invention discloses a quick valve port grabbing device. The quick valve port grabbing device comprises a grabhook sheet assembly, wherein a tapered sleeve mechanism is arranged at the rear end of the grabhook sheet assembly and can drive the grabhook sheet assembly to close so as to form a grabbing port in an aerosol valve. The quick valve port grabbing device can overcome the shortages in the prior art and has the advantages that the structure is simple, port grabbing sheets can be quickly opened, and the port grabbing effect is good.

The invention discloses an automatic sock sleeving device for a sock shaping machine, the automatic sock sleeving device comprises a stock feeding tube, a sock sleeving tube, a lifting device, a walking motor, guiding grooves and a control device, wherein the sock feeding tube is a flat cylindrical structure with a downward opening, a flat sock falling cavity is arranged in inside the stock feeding tube, the lifting device is fixed on the top of the stock feeding tube, the side wall of a large-area side of the sock feeding tube is provided with a sock feeding port, a guiding plate that is inclined downward toward the inside of the stock feeding tube is fixed on the sock feeding port, a plurality of air suction ports are arranged on the inner walls of two large-area sides of the sock feeding tube, and the bottom of the stock feeding tube is fixed on the top of the stock sleeving tube; the stock sleeving tube is a flat cylindrical structure with a downward opening, a flat sock sleeving cavity is arranged in inside the stock sleeving tube, the flat sock falling cavity and the flat sock sleeving cavity are in communication, and the side walls of two large-area sides of the stock sleeving tube are respectively provided with the guiding grooves. The walking motor cooperates with the guiding grooves, so that the device can complete the automatic stock sleeving process, and the efficiency is high.

The invention discloses a soft bag filling device, and relates to the technical field of automatic packaging. The soft bag filling device comprises a guiding device and a filling device; the guiding device comprises a plurality of guiding rods, the filling device comprises a plurality of filling heads, the plurality of guiding rods and the plurality of filling heads are arranged in a line, and onefilling head is arranged between every two adjacent guiding rods; and guiding lines are formed at the bottom ends of the plurality of guide rods, and the bottom ends of the filling heads can ascend to the positions above the guiding lines or descend to the positions below the guiding lines. The soft bag filling device can be perfectly refitted to an existing automatic filling machine, and the production requirements of the filling heads with different types and specifications for multi-split bag product filling are met.

The invention discloses a spliced type support guide wire and a vertebral body expansion balloon catheter of the spliced type support guide wire. The spliced type support guide wire comprises a bent guide wire and a sliding guide wire, wherein the bent guide wire and the sliding guide wire are arranged in parallel and tightly clung to each other; the bent guide wire comprises a flexible bent section and a straight section; a sliding guide track is arranged on a side surface of the bent guide wire; the sliding track is parallel to the straight section of the bent guide wire; the sliding guide wire slides on the sliding guide wire; the sliding track is used for constraining the bent guide wire and the sliding guide wire to be kept in a parallel clinging state; the rigidity of the sliding guide wire is greater than that of the flexible bent section; the part where the flexible bent section is tightly clung to the sliding guide wire is in rigid constraint by the sliding guide wire and takes the shape of a straight line; and the part where the flexible bent section is not tightly clung to the sliding guide wire is recovered to be in a bent state. A balloon can be driven to be bent in a vertebral body. The vertebral body expansion balloon catheter comprises a balloon, an outer tube, an inner tube and the spliced type support guide wire.

The invention relates to defect detection equipment, and the equipment comprises a feeding module (1) which is used for the automatic feeding of a lens; a detection module (2) which is used for carrying out defect detection on the lens; a marking module (3) which is used for identifying and distinguishing the lens subjected to defect detection; a receiving module (4) which is used for receiving the lenses identified and distinguished by the marking module (3); and a carrying module (5) which is respectively matched with the feeding module (1), the detection module (2), the marking module (3) and the receiving module (4) and is used for carrying the lens. The defect detection equipment is high in detection efficiency and good in stability.

The invention discloses a garbage bag hanger which comprises a base, a sleeve rod, a supporting rod, a first fastening rotary knob, a second fastening rotary knob, an opening rod, an upper folding plate, a lower folding plate, a tensioning screw and a reset spring. The tensioning screw and the reset spring are used for pressing the upper folding plate to the lower folding plate. When the garbage bag hanger is in use, the opening rod is sleeved with a plastic bag, and the effect that the plastic bag is opened to collect household waste conveniently is achieved; and the upper folding plate withthe reset spring is opened by a certain angle, handles on the two sides of the plastic garage bag are hung to fixing teeth of the upper folding plate, the fixing teeth penetrate through the handles ofthe plastic bag, the upper folding plate is loosened, the upper folding plate and the lower folding plate are folded to clamp the two sides of the plastic bag correspondingly through the effect of the reset spring, the four fixing teeth are fixedly connected with the upper folding plate, and the effect of the multiple fixing teeth is applicable to supporting plastic bags with different sizes forcollecting household garbage. The garbage bag hanger further has the advantages of being simple in structure, convenient to operate and low in manufacturing cost.

The invention relates to the technical field of household goods auxiliary equipment, and discloses dirt treatment equipment for a circular floor mat. The equipment comprises a shell, a bracket, two electric lifting rods, a sealing cover, a driving motor, an upper disc-shaped brush, a hollow positioning disc, three soft limiting mechanisms, three clamping mechanisms, a lower partition plate, a vertical pushing mechanism, a low-speed motor, a vertical movable disc, a movable sealing ring, a torque motor, a lower rotating and scraping mechanism, a water guide pipe, a drainage pipe and a control panel; the bracket is located over the shell, the two electric lifting rods are symmetrically mounted at the inner side of the bracket, and the sealing cover is connected between the tail ends of the two electric lifting rods. By means of the dirt treatment equipment for the circular floor mat, soft connection positioning of the floor mat is achieved, the situation that the floor mat is damaged byexcessive external stress when the mechanisms run is prevented, repeated unfolded cleaning is conducted on dirt in gaps of grooves in the upper surface of the floor mat accordingly, and therefore thequality of removing the dirt in the gaps of the grooves in the surface of the floor mat is effectively improved.

The invention discloses a 'two-claw multifunctional full-automatic never-unhooking fishhook', and relates to the field of fishing. The two-claw multifunctional full-automatic never-unhooking fishhook is characterized in that the fishhook does not have barbs, double hooks are integrated, sizes of the double hooks are the same, the double hooks are distributed on two sides of the fishhook, when a fish bites the hooks, the double hooks are combined, a compression spring 7 is upsprung, the fishhook rapidly stretches outwards owing to the elasticity of the hooks, the double hooks automatically pierce the mouth of the fish, and therefore, automatic fishing is realized. After being opened by the double hooks, the mouth of the fish cannot be closed, the fish cannot escape, and therefore, the never-unhooking effect is achieved; when a movable rod integrated ring 4 is respectively placed at the positions such as a hook neck 10, a stretching assisting slope bottom point 2 and a hook tail 14, small-sized fishes, medium-sized fishes and large-sized fishes can be fished respectively, and multifunction is realized; and a hook opening is circular, so that the mouth of a large fish can be hooked. To sum up, the two-claw multifunctional full-automatic never-unhooking fishhook has the characteristics of skillful concept, novel design, unique appearance, simple structure, low cost, moderate size, sensitive response, convenience in use, high fishing rate and the like, is suitable for various water areas, types, weights, people and fishing rods, and is easy to produce and popularize.

The invention provides an intra-articular fracture percutaneous elastic expanding and restoration fixing device which is characterized by comprising a sleeve (1), wherein one end of the sleeve (1) isopened; the other end of the sleeve (1) is sealed; the sleeve (1) is internally provided with a pressure piston (4); a power piston (5) and a power ball (6) in corresponding matching are arranged on one side of the pressure piston (4); a plugging device (7) in corresponding matching with the opening end of the sleeve (1) is arranged on one side of the power ball (6); a second sleeve (4a) is arranged at the other end of the pressure piston (4); one end of the second sleeve (4a) extends outside the sleeve (1); and the second sleeve (4a) is connected with a first screw (8) in corresponding match.The device is simple in structure, convenient to use and simple to operate, and complications such as ankylosis can be avoided while fracture restoration is maintained.

The invention discloses a device for tensioning an aerosol valve. The device is characterized by comprising a tensioning claw sheet component; an ejecting cone mechanism which can drive the tensioning claw sheet component to be closed to tension the aerosol valve in ejecting and pressing is arranged at the rear end of the tensioning claw sheet component. The device is disclosed to overcome the defects in the prior art, and has the advantages that the structure is simple, tensioning claw sheets can be quickly separated, and the tensioning effect is good.

The invention discloses a multidirectional cable expander including a main base ring and two expanding elements. The expanding element comprises an expanding screw and a lock ring hoop. Two first threaded holes are disposed on the main base ring. The lock ring hoop includes a fixed half hoop ring, a movable half hoop ring, a fixed plate body, a movable plate body and a locking hoop screw. One endof the fixed half hoop ring is hinged to one end of the movable half hoop ring. The other end of the fixed half hoop ring is connected with the fixed plate body. The other end of the movable half hoopring is connected with the movable plate body. The locking hoop screw passes through the fixed plate body and the movable plate body and is in threaded connection with the fixed plate body and the movable plate body. The first threaded hole is in threaded connection with the expanding screw. One end of the expanding screw is connected with the fixed half hoop ring. The multidirectional cable extender is reasonable in structure and easy to operate, can expand the wire, has an adjustment capability and good adaptability, can be adapted to the cables of various diameters, is easy to operate andcan automatically achieve reset steps such as deflation.

The invention discloses a cable distance expanding device, which comprises an insulated distracting rod and two double-ring hoops, wherein each double-ring hoop comprises a first hoop and a second hoop; the first hoop comprises a first screw, two first half rings and two first connection plates; the second hoop comprises a second screw, two second half rings and two second connection plates; the second hoop is clamped on the distracting rod; and the distracting rod passes through all rod clamping channels. The cable distance expanding device has the beneficial effects that the structure is reasonable, a wire can be effectively distracted, the operation is convenient, the connection is firm and the adaptability is strong; a multiple adjustment ability is realized, and fixing effects in multiple conditions can be ensured; and abilities of protection and stability maintenance are realized, and looseness caused by changes of factors such as an environment can be prevented.