37results about How to "Does not affect secondary use" patented technology

The invention discloses a visual membrane and prostatic part urethra dilation catheter which comprises a catheter body, a urethral catheterization cavity, an irrigation cavity, a front balloon cavity and a rear balloon cavity. The urethral catheterization cavity, the irrigation cavity, the front balloon cavity and the rear balloon cavity are arranged in the catheter body, one end of the urethral catheterization cavity is connected to the head of the catheter body and provided with at least two holes, and the other end of the urethral catheterization cavity is led out from the tail of the catheter body and connected with a water injection tube. The visual membrane and prostatic part urethra dilation catheter is characterized by further comprising a visual probe for observing the path of the catheter body entering a body, the visual probe enters the catheter body through the urethral catheterization cavity and is arranged in one hole in one end of the urethral catheterization cavity, and a signal wire of the visual probe is led out from the other end of the urethral catheterization cavity and connected onto a control computer. The internal space of the dilation catheter is reasonably used, the visual probe is arranged in the urethral catheterization cavity, and the problems of deficiency of dilation catheter space and incapability of setting the visual probe are solved.

The invention relates to a production method of recycled case board paper. The recycled case board paper comprises a paper body, wherein the paper body sequentially comprises a face layer, a core layer and a bottom layer from top to bottom. The production method sequentially comprises the following steps of face layer raw material preparation in proportion, first time of pulping, first time of defibrination, core layer and bottom layer preparation in proportion, second time of pulping, second time of defibrination, bottom layer pulp preparation, core layer pulp preparation, mesh forming, squeezing, first time of drying, aspersive application on the surface, second time of drying, press-polishing and rolling and slitting. The production method has the advantages that a paper anti-burst agent is added in mesh forming and increases the contact area with fiber, more hydrogen bonds are formed for bonding, the bonding power of the fiber is improved, fiber cutinization is retarded, the folding endurance of the case board paper is improved, it is ensured that no shedding occurs on the surface after the paper is reused for multiple times, accordingly the damage rate of a smokebox is reduced, the one-time cyclic use rate of the smokebox is improved, it is ensured that the strength of paper cartons is not reduced and the cartons are not damaged after the paper is reused for multiple times, and secondary use is not affected.

The invention discloses a sea-condition self-adaptive laying and recovery device for rapid take-up and pay-off of an unmanned ship, and relates to the technical field of ship facilities. The sea-condition self-adaptive laying and recovery device comprises an artificial floating dock, dragging cables, a net take-up cable, a net-supporting cable, a suspension cable, a recovery net and a net collision and locking device; a dock cabin is arranged in the middle of the artificial floating dock; the lifting cable is used for lifting the artificial floating dock and supporting a boat body; the net-supporting cable is arranged at the front part of the dock cabin, and the upper end and the lower end of the recovery net are connected with the upper end and the lower end of the net supporting cable respectively; the net take-up cable is connected with the net-supporting cable; the dragging cables are arranged on two sides of the front part of the dock cabin; and the net collision and locking device is arranged at the front end of a manned boat or an unmanned boat. The lifting cable not only can lift the artificial floating dock, but also can support the manned boat or the unmanned boat, the recovery net is hooked by combining the net collision and net locking device, and the left-right, front-back and up-down displacement of the manned boat or the unmanned boat is controllable, so that the take-up and pay-off difficulty is reduced, and the problems that the boat is collided and damaged, the boat shakes violently and is uncontrollable in the lifting process and the like are solved.

The present invention relates to a rapid evaluation method for rock core wettability change caused by a nanometer fluid, wherein the T2 relaxation times of water before and after treatment of rock core with a nanometer fluid are tested by using special rock core nuclear magnetic resonance equipment, and the T2 cutoff value and the change thereof are determined so as to rapidly determine the rock core wettability change. The concrete method comprises: saturating rock core with water, and testing a T2 relaxation spectrum; removing movable water from the rock core through a centrifugal method and a gas flooding method, testing the T2 relaxation spectrum of pore wall bound water, and respectively accumulating the two T2 relaxation times to obtain the T2 spectrum accumulation curve of the saturated water and the T2 spectrum accumulation curve of the bound water; making a straight line parallel to the horizontal axis by using the maximum value of the T2 spectrum accumulation curve of the bound water, and making the straight line and the T2 spectrum accumulation curve of the saturated water intersect to obtain a T2 cutoff value; and determining the rock core wettability change through the change of the T2 cutoff value. According to the present invention, the process is simple, the evaluation is rapid, the injection of crude oil during the detection process is not required, and the secondary use of the rock core is not affected.

The invention discloses a cylindrical lithium battery with a protective function and aims to improve the using safety and reduce the using cost of the lithium battery. The cylindrical lithium battery comprises a cylindrical single lithium battery, a circular protective circuit board, a circular insulating gasket, an anode battery cap and a heat-shrinkable tubing, wherein the diameter of the circular protective circuit board is the same as that of the cylindrical single lithium battery; a piece is arranged on one surface of the circular protective circuit board, and the other surface of the circular protective circuit board adopts a cathode output end; at least one of a short-circuit protection circuit, an overcharge protection circuit, an over discharge protection circuit and an overcurrent protection circuit is arranged on the circular protective circuit board; the circular protective circuit board is connected with the anode and the cathode of the cylindrical single lithium battery through a nickel strap; the circular insulating gasket is arranged between one side of the circular insulating gasket, on which the piece is arranged, and the cathode end face of the cylindrical single lithium battery; the anode battery cap is arranged on the anode end face of the cylindrical single lithium battery in a spot welding manner; the circular insulating gasket is mounted on the anode battery cap; the external of the complete battery is packaged by the heat-shrinkable tubing. According to the invention, as the protection circuits are added, the using safety is improved.

The invention discloses a preparation method of a lawn mower tool. The preparation method comprises the following steps of keeping the hardness of a 65Mn material not lower than 62HRC and the hardness of a 45Mn material not higher than 40HRC before soldering; placing a phosphorus-copper solder on the surface of a 45 steel blade matrix to solder, keeping a certain gap between a 65Mn blade and the 45 steel blade matrix, heating a joint region during soldering, after the solder begins to flow, further adding until a joint is filled, and moving a soldering blowpipe back and forth along the joint once the solder begins to flow to enable an upper piece and a lower piece to be uniformly heated, wherein the combustion time of a flame lance does not exceed 3s, and the thickness of the solder does not exceed 0.3mm; and carrying out postweld heat treatment after finishing welding. According to the preparation method, a 5mm tool matrix (made of 45 steel) is connected with a 0.5mm-thick blade (made of 65Mn) through soldering to form a ''blade'' tool edge, so that not only can the toughness of the tool be effectively ensured, but also the relatively good wear resistance and high hardness can be kept.

The invention relates to drainage equipment, and in particular, relates to municipal filterable drainage equipment. The invention aims to provide the municipal filterable drainage equipment which is easy to clean and can disinfect and sterilize water. According to the technical scheme, the municipal filterable drainage equipment comprises a water storage tank, a purification tank, four first water injection pipes, a transition tank, a water inlet, a mounting frame, a filtering mechanism and a drainage mechanism; a rectangular opening is formed in the middle of one side of the water storage tank, the purification tank is arranged at the top of the water storage tank, and the four first water injection pipes are evenly arranged at the top of the purification tank; and a transition cabin is arranged between the tops of the first water injection pipes, a water inlet is formed in the middle of the top of the transition cabin, and a mounting frame is connected between one side of the purification cabin and the water storage cabin. By arranging a water inlet mechanism, the equipment can prevent sewage from continuously flowing downwards into the purification cabin, and the situation that subsequent sewage filtration is affected due to blockage of the first water injection pipes caused by excessive impurities is avoided.

The invention discloses a clean fire extinguishing agent and a fire extinguishing device thereof. The clean fire extinguishing agent comprises the following components: perfluor-2-methyl-3-pentanone,fluoro-olefin, a water absorption agent and an adsorbent. The fire extinguishing device comprises a gas generation cabin (10) and a medium cabin (20) which communicate, wherein the medium cabin (20) is connected with a nozzle (30) through a pipeline; the gas generation cabin (10) is internally provided with a gas generation agent; the medium cabin (20) is internally provided with a piston (21); aspace formed by the medium cabin (20), the piston (21) and the nozzle (30) is filled with the clean fire extinguishing agent. The clean fire extinguishing agent has the characteristics of being stablein performance, efficient in fire extinguishing, long-lasting in temperature reduction, clean and free of residue and good in insulating property, and recycling of batteries is not affected.

The invention provides a plastic part flocking method. The plastic part flocking method comprises the following steps: a, pretreating flock; b, treating the surface of an interior trim part; c, spraying an adhesive; d, flocking; e, drying; and f, cleaning the rest of flock. The surface of the interior trim part requires to be sprayed, attractiveness of the interior trim part is improved, and secondary use of the interior trim part is not affected after a flocking surface is removed; and meanwhile, two-time flocking is implemented in the method, so that flocking quality is improved.

The invention discloses an insulating plate capable of being conveniently disassembled and a construction method. The insulating plate comprises insulating plate bodies and iron frames vertically arranged with the insulating plate body. Grooves are formed in two ends of the insulating plate bodies, one ends of screws are inserted into the grooves in a threaded mode, and the other ends of the screws slidably penetrate through the side walls of the iron frames. Long slots are formed in the screws, the inner ring upper ends of rectangular frames are clamped into the long slots, and the lower endsof the rectangular frames are hinged to the middle portions of curved bars. The insulating plate is simple in structure, by adding a combined structure of second connecting rods, third connecting rods and bolts, the structural stability of the insulating plate is greatly improved by taking advantage of the stability of triangles and clamping the insulation board bodies through tapered blocks; theinsulation board bodies can be directly disassembled by screwing out the screws through pulling the curved rods, the time is saved, the labor force is reduced, and the secondary use of the insulatingplate bodies is not affected.

The invention relates to a handheld medical gypsum stirring device for orthopedics department, which comprises a stirring barrel, a connecting frame, a fixing handle and a stirring mechanism, a handle part is arranged on the front side of the outer surface of the stirring barrel through a welding technology, a columnar supporting part is vertically and upwards arranged on the right side of the outer surface of the stirring barrel, and the longitudinal section of the connecting frame is of an L-shaped structure; the end of the strip-shaped portion of the connecting frame is movably hinged to the upper end of the column supporting portion of the stirring barrel, the fixing handle is installed on the side wall of the barrel-shaped portion of the connecting frame in a clamped mode in a vertical state, the fixing handle is fixedly connected with the barrel-shaped portion of the connecting frame through bolts after being installed, and the stirring mechanism is installed at a barrel opening in the upper side of the stirring barrel. According to the handheld medical gypsum stirring device for the orthopedics department, gypsum mud coating can be assisted after stirring, compared with traditional manual coating, the handheld medical gypsum stirring device for the orthopedics department is more accurate and faster, in addition, by means of the particularity of silica gel materials, the adhesion phenomenon of cured gypsum is avoided, and the residual gypsum cleaning problem is solved.

The invention particularly relates to a waterless ground edge-closing reinforcing structure. The waterless ground edge-closing reinforcing structure comprises a zigzag clamping piece and edge-closing adjusting supporting feet. Each edge-closing adjusting support leg comprises an edge-closing steel plate, a rivet nut, a screw rod and a rubber base, the rubber base is fixedly connected with one end of the screw rod, the rivet nut sleeves the screw rod and is in threaded connection with the screw rod, the edge-closing steel plate is a zigzag steel plate, and the edge-closing steel plate is fixedly connected with the outer wall of the rivet nut; the upper side of the zigzag-shaped clamping piece is provided with a fixing hole position used for driving steel row nails, and the zigzag-shaped clamping piece fixes the overhead base layer plate through the steel row nails. A round hole is formed in the lower side of the zigzag-form clamping piece, the screw rod is sleeved with the round hole, and the round hole is fixed through a hexagonal pressing rivet nut. According to the waterless ground edge-closing reinforcing structure, the folded clamping pieces and the edge-closing adjusting supporting legs tightly clamp the overhead base plate, the other side of the overhead base plate is only attached to a wall, the overhead modules are prevented from transversely moving, and a complete and firm whole is formed between the overhead modules.

The invention discloses a wellhead shaping barrel for pavement construction. The wellhead shaping barrel for pavement construction comprises a movable frame body, an arc-shaped vertical plate is arranged outside the movable frame body, a check block is arranged outside the arc-shaped vertical plate in a sleeving mode, the movable frame body is mainly composed of a left frame body and a right frame body, and the left frame body and the right frame body are connected through a guide column. Connecting ends are arranged on one side of the middle of the top of the left frame body and one side of the middle of the top of the right frame body respectively, the connecting end on the right frame body is movably connected with a first connecting rod through a first pin shaft, the connecting end on the left frame body is movably connected with a second connecting rod through a first pin shaft, and the first connecting rod and the second connecting rod are movably connected through a second pin shaft. A handle ring is arranged on one side of the top of the first connecting rod. The vertical position can be adjusted through the arranged movable frame body, the construction efficiency is improved, the well mouth can be shaped through the arranged arc-shaped vertical plate, concrete, asphalt and the like can be prevented from flowing into the well through the arranged check block, the check block can restore deformation after being rolled, secondary use is not affected, and the construction cost is reduced.

The invention discloses a tilting pad bearing capable of monitoring residual pump axial force on line. The tilting pad bearing comprises a tilting pad bearing, wherein the tilting pad bearing is provided with a testing element, and a display instrument electrically connected with the testing element; a hole is formed in the back surface of the tilting pad bearing; the testing element is positioned in the hole; and the testing element comprises a pressure measuring element and a temperature measuring element. The bearing and a method can be used for instantly measuring and monitoring a numerical value of residual pump axial force on line under various scene working conditions.

The invention discloses a solar water heater bracket. The solar water heater bracket comprises a back support surface, a support plate surface and a heat collecting pipe surface. The back support surface consists of two sets of parallel back support legs and an X-shaped connecting rod between the two sets of back support legs; the X-shaped connecting rod and the two sets of back support legs are detachably connected; the support plate surface includes a back support rod, a front support rod and a groove; the groove is formed between the back support rod and the front support rod; the heat collecting pipe surface includes two sets of slide rails, and metal hose slide rods arranged between the two sets of slide rails; two sets of pulleys are arranged on the slide rails; the metal hose slide rods are movably connected with the slide rails through the pulleys; two sets of metal hose slide rods are provided; the two sets of metal hose slide rods are across connected through bolts; the back support surface and the support plate surface are detachably connected through the back support rod; and the heat collecting pipe surface and the support plate surface are detachably connected through the front support rod. The solar water heater bracket is simple in structure, capability of secondary use and saving of material, manpower and material resources.

The invention relate to an anti-material leakage device for high mobility, powder material packaging machine. The device includes a stock bin, stock guide screw rod and projecting disc. The stock guide screw rod includes a stock guide pipe and a screw rod that are matched with each other. The top end of the vertically placed stock guide rod is connected with a discharge hole of the stock bin. The top end of the screw rod extends upward the stock bin then connects correspondingly with a drive motor. The top end extends downward with the stock guide pipe then is installed correspondingly with the projecting disc. The outer edge of the projecting disc hikes upward to form a warping edge. The projecting disc is installed, and can be used to bear and load the leaked powder material in the package gap, and avoids the waste caused by the loss of powder material or the influence to packaging precision by continuous pouring into the package the power material.

The invention relates to the technical field of building material equipment, in particular to a building decoration alloy keel frame which comprises a fixed framework fixed to a wall and a movable framework installed on the fixed framework, and a fixing device for fixing and limiting the movable framework is arranged on the fixed framework. The fixing device comprises a fixing block, an elastic clamping block, a driving pressure spring, an abutting plate, a connecting column, a first connecting rod, a first connecting hole, a second connecting rod, a second connecting hole, a rotating plate and an inserting opening. The frame has the effects that the operation is convenient and fast when the movable framework is mounted and dismounted from the fixed framework, and the movable framework and the fixed framework are not easy to damage.

The invention discloses a method for reverse testing of a photoelectric module and a method for diagnosing and judging faults. The specific steps of the method include: appearance inspection, basic photoelectric inspection, and fault recurrence inspection. For the fault recurrence module, continue to perform system testing, loss calculation and fault location analysis; If the fault recurs, go to the system test step. If it still fails to recur, continue to perform Allan variance calculation, detector return and phase modulation signal detection. Use the above calculation results to compare the set threshold conditions for performance evaluation. The performance is poor. The modules with better performance are used as test materials, and the modules with better performance are used as spare parts. The invention has the characteristics of comprehensive, accurate and reliable fault diagnosis and discrimination.

The invention relates to an on-water pontoon. The on-water pontoon comprises a pontoon body, wherein the pontoon body is formed by a plurality of box bodies; the outer part of each box body is coated with at least one layer of waterproof layer; the waterproof layers are fiberglass reinforced plastic layers; the pontoon body is formed by mutually splicing the plurality of box bodies or connecting the box bodies through supporting pieces.

The invention discloses a preparation method of a lawn mower tool. The preparation method comprises the following steps of keeping the hardness of a 65Mn material not lower than 62HRC and the hardness of a 45Mn material not higher than 40HRC before soldering; placing a phosphorus-copper solder on the surface of a 45 steel blade matrix to solder, keeping a certain gap between a 65Mn blade and the 45 steel blade matrix, heating a joint region during soldering, after the solder begins to flow, further adding until a joint is filled, and moving a soldering blowpipe back and forth along the joint once the solder begins to flow to enable an upper piece and a lower piece to be uniformly heated, wherein the combustion time of a flame lance does not exceed 3s, and the thickness of the solder does not exceed 0.3mm; and carrying out postweld heat treatment after finishing welding. According to the preparation method, a 5mm tool matrix (made of 45 steel) is connected with a 0.5mm-thick blade (made of 65Mn) through soldering to form a ''blade'' tool edge, so that not only can the toughness of the tool be effectively ensured, but also the relatively good wear resistance and high hardness can be kept.

The invention belongs to the technical field of hydraulic machine manufacturing, and discloses a rapid repairing device. The rapid repairing device treats a rusted part of an aluminum valve block in the overhaul process in a full-automatic mode, manpower resource waste is reduced, meanwhile, the overhaul period is greatly shortened, the overhaul cost is reduced, and the aluminum valve block treated through the device is smooth in surface and has a better use effect. The invention further discloses a rapid repairing method which is used for rapidly repairing the rusted part on the surface of the aluminum valve block when the aluminum valve block of a hydraulic system of a military special vehicle is overhauled in the overhaul period. The problem that the aluminum valve block is scrapped due to serious corrosion is solved by researching the method of the repairing process, by repairing the rusted surface of the aluminum valve block, it is ensured that the overall dimension of the valve block is not changed, secondary use of the valve block is not affected, the maintenance time of the hydraulic system of the military special vehicle is shortened, and the maintenance cost is reduced. The rapid repairing device and method have obvious effects and are suitable for being widely popularized.

The invention discloses a mask used in winter. The mask used in winter comprises a three-layer non-woven fabric mask and a protective layer, and two groups of male hook-and-loop fasteners are sewn onthe inner side of the three-layer non-woven fabric mask through needlework. The inner side of the three-layer non-woven fabric mask is connected with the protective layer in a bonding mode. A placement groove is formed in the protective layer; activated carbon particles are arranged in the placement groove. The activated carbon particles are stored in the protective layer; two groups of female magic tapes are arranged on one side of the protective layer. The female hook-and-loop fasteners are connected with the male hook-and-loop fasteners. The protective layer is made of a silk floss material; bacteria in air can be captured by the silk floss material. The three-layer non-woven fabric mask has the advantages that the bacteria are prevented from being inhaled into the respiratory tract ofa user, the three-layer non-woven fabric mask is connected with the protective layer in a hook-and-loop fastener connecting mode, after the protective layer is polluted by saliva, the protective layeris replaced by separating the female hook-and-loop fasteners from the male hook-and-loop fasteners, and secondary use of the three-layer non-woven fabric mask is not affected.

The invention relates to a grinding and polishing clamp and equipment for metallographic sample preparation. The clamp comprises a sleeve, wherein a fixing ring is fixed to the sleeve in the circumferential direction, a plurality of grooves are formed in an inner wall of the sleeve, a plurality of universal balls are arranged on an end surface of the fixing ring, a weight block and a telescopic block are further included, and first bosses matched with the grooves are arranged on a side face of the weight block and a side face of a first supporting plate and a side face of a second supporting plate of the telescopic block. The clamp is advantaged in that problems of grinding deviation, multiple grinding and polishing planes and the like easily generated in the manual grinding and polishingprocess are solved, grinding and polishing efficiency is high, and the sample grinding quality is good.

The invention discloses a sea condition self-adaptive deploying and recovering device for rapid deployment and deployment of an unmanned boat, and relates to the technical field of ship facilities, including artificial floating docks, towing cables, netting cables, netting cables, hanging cables, Recycling net, collision net and net locking device; a dock cabin is provided in the middle of the artificial floating dock; suspension cables are used to hoist the artificial floating dock and support the hull; It is connected with the upper end and lower end of the net-supporting cable; the net-retracting cable is connected with the net-supporting cable; the dragging cable is arranged on both sides of the front of the dock; the net-crashing and net-locking device is arranged at the front end of the manned or unmanned boat. The suspension cable can not only hoist the artificial floating dock, but also support manned or unmanned boats. Combined with the collision net and locking device to hook the recovery net, it can ensure that the left and right, front and rear, and up and down displacements of manned or unmanned boats can be controlled. , so as to reduce the difficulty of recovery and deployment, and avoid problems such as collision damage of the small boat, severe and uncontrollable shaking of the boat during lifting.

The invention discloses an external inserting type funnel. The external inserting type funnel comprises a funnel body and a funnel connecting part which is mounted on the funnel body, wherein the funnel body comprises a funnel barrel and a funnel pipe which is internally molded at the bottom end of the funnel barrel; an upper end opening of the funnel barrel forms a feeding opening along an inclined plane; a plurality of deceleration strips are arranged on an inner wall, which is located at one relatively low side of the feeding opening, of the funnel barrel; the funnel pipe is cylindrical; afirst thread buckle is opened on the outer wall of the funnel pipe; the funnel connecting part comprises an upper connecting part, a lower connecting part and an anti-sticking part; a second thread buckle is opened on an inner wall of the upper connecting part; the funnel connecting part is fixed on the funnel pipe by screwing the first thread buckle into the second thread buckle; the anti-sticking part is arranged on the inner wall of the lower connecting part in a surrounding manner and a dust baffle plate capable of being opened and closed is mounted at the feeding opening. According to theexternal inserting type funnel disclosed by the invention, a flowing space of a poured material in the funnel pipe is increased, so that large-size particulate matters are convenient to flow in the funnel.

The invention particularly relates to an overhead ground reinforcing structure easy to disassemble and assemble. The overhead ground reinforcing structure easy to disassemble and assemble comprises an n-shaped clamping piece and adjusting supporting feet. Each adjusting support leg comprises a steel plate, a rivet nut, a screw rod and a rubber base, the rubber base is fixedly connected with one end of the screw rod, the rivet nut sleeves the screw rod and is in threaded connection with the screw rod, and the steel plate is fixedly connected with the outer wall of the rivet nut; a round hole is formed in the center of the n-shaped clamping piece, sleeves the outer side of the screw rod and is fixed through a hexagonal pressing rivet nut; the two ends of the n-shaped clamping piece are provided with fixing hole positions used for driving steel row nails, and the n-shaped clamping piece fixes the overhead base layer plate through the steel row nails. According to the overhead ground reinforcing structure easy to disassemble and assemble, the structure is stable, transverse movement of the overhead modules can be prevented, and a complete and firm whole is formed between the overhead modules.

A zinc / air battery pack comprising N sections of planar cells stacked sequentially in layers, the cell comprising a cell casing, an air cathode, a zinc anode, and an electrolyte chamber between the air cathode and the zinc anode, N is an integer ≥ 2, and the electrolyte chambers between N cells are connected in series through a liquid injection connector, and each connector branch channel is provided with a connector flow that communicates with the electrolyte chamber of a single cell The mouth, the flow mouth of the connector protrudes into the electrolyte chamber from the bottom of the electrolyte chamber; the zinc anode is covered with a diaphragm bag or a diaphragm layer is provided on the side of the electrolyte chamber of the zinc anode. Compared with the prior art, the present invention facilitates the secondary replacement of battery anodes; the flow channel of the connector between the cells is not easily blocked, which does not affect the secondary use of the battery; the water-blocking glue coated on the diaphragm bag has no pollution to the electrolyte and does not The discharge performance of the battery pack is affected and the cycle life of the battery pack is long; the treatment method is simple in process, easy to implement, and extremely low in cost.