41results about How to "Impact contact" patented technology

The invention discloses a device for measuring a heat exchange coefficient of an interface between a high-temperature steel plate and a die in a hot stamp process. The device comprises a pressure applying device and a measurement device, wherein the pressure applying device comprises a pressurization device, an upper workbench and a lower workbench, wherein the pressurization device is connected with the upper workbench and the lower workbench respectively; the measurement device comprises an upper fixture, a lower fixture and a test sample fixing fixture; the upper fixture is fixed on the upper workbench; the lower fixture is fixed on the lower workbench; and the test sample fixing fixture is arranged between the upper fixture and the lower fixture. The invention also discloses a method for measuring the heat exchange coefficient of the interface between the high-temperature steel plate and the die in the hot stamp process. By the device and the method, the limitation to samples with the thickness being more than 30mm in the prior art is avoided; the heat exchange coefficient of the interface between the steel plate and the die in the hot stamp process can be measured; and by an elastic energy storage element, stabilization of interface pressures between a boron steel test sample and an upper die and between the boron steel test sample and a lower die can be guaranteed.

The invention discloses an anti-hydrops wound irrigation syringe for the general surgery department. The anti-hydrops wound irrigation syringe comprises a liquid storage chamber, a fixed tank, a wasteliquid chamber, a first clamping plate and a second clamping plate, wherein the middle of the inner portion of the fixed tank is provided with a partition plate, the liquid storage chamber is formedin the fixed tank above the partition plate, the waste liquid chamber is formed in the fixed tank under the partition plate, and the top of the partition plate is in a funnel shape. The anti-hydrops wound irrigation syringe for the general surgery department has the advantages that extrusion columns at the upper and lower ends of a piston are provided with a first air inlet pipe and a first air outlet pipe which cooperate with each other and a second air inlet pipe and a second air outlet pipe which cooperate with each other respectively, the air inlet pipes and the air outlet pipes are provided with one-way valves respectively, intermittent flushing of a cleaning solution and anti-hydrops flushing of air are used during wound cleaning, intermittent cleaning enables the cleaning solution of each time of flushing to be in full contact with the surface of a wound of a patient, thereby improving the cleaning effect and cleaning efficiency of the wound, and after the cleaning solution is used, the gas can be continuously ejected from a spray head, thereby improving the anti-hydrops effect.

The invention relates to a router having a dust-proof function and a good heat dissipation effect. The router comprises a main body, two antennas, two brackets and a plurality of wiring ports, a dredging mechanism and a plurality of dust-proof mechanisms. The dredging mechanism includes a support plate, a dredging assembly and a plurality of dredging bars; the dredging assembly includes a first motor, an eccentric wheel, a vibration plate, a spring, a casing tube and a vibration rod. Each of the dust-proof mechanisms includes a second motor, two transmission assemblies, and two overturning assemblies; each of the overturning assemblies includes a rotating shaft, an overturning plate, and two sleeving rings. According to the router provided by the invention, with the dust-proof mechanisms,the dustproof work of the wiring ports is carried out when the wiring ports are idle, so that the wiring ports are protected from dust entrance and thus contact between the cable connector and the wiring port is protected. With the dredging mechanism, dust removing can be carried out on a ventilation opening, so that a phenomenon that the ventilation opening is blocked by the dust and thus air ventilation is affected is avoided. Therefore, the cooling effect is improved by the dredging mechanism.

The invention discloses indoor air sterilization equipment which structurally comprises a machine body, a control table and a fixing plate, the top face of the machine body is fixedly connected with the bottom face of the control table in an embedded mode, the back face of the machine body is connected with the front face of the fixing plate in a welded mode, the machine body comprises a shell, a filter cover, an air extractor and a sterilization plate, and the filter cover is embedded into the lower left corner of the shell. Air is sucked into the machine body, armful germs in air are killed through a plurality of sterilization plates, meanwhile, sterilization pieces are pushed through impact force brought by flowing of sucked air to press the bottom face of a downward-pushing structure, then an outer frame of a reverse-pushing structure is pressed inwards, a twisting ring is twisted, and when air flow becomes small and cannot support elastic force generated by the twisting ring, the outer frame can be quickly reversely pushed through elastic force, so that the lower ejection structure quickly ejects the sterilization piece downwards, vibration is generated, a dust layer adhered to the surface of the sterilization piece is shaken off, the dust layer is prevented from affecting contact of air and a film, and the sterilization effect is guaranteed.

The invention relates to the technical field of external wall insulation, in particular to a waterproof type external wall insulation structure and a production method thereof. A leveling layer, a waterproof layer, an adhesive layer, an insulation layer, a first rubber cement layer, a gridding cloth layer, a second rubber cement layer and a finish layer are adopted; the problem of water leakage or wall mildewing due to lack of effective waterproof functions or setting of insulation structures in an existing external wall insulation structure is solved by the aid of the waterproof layer and an anchoring part.

The invention discloses optical light intensity detection equipment of a liquid crystal display module, and relates to the technical field of light intensity detection. Comprising a workbench, a first supporting seat is fixedly installed at the top of the workbench, a top plate is slidably installed on the workbench, a connecting frame is fixedly installed at the bottom of the top plate, a photoresistor detection device is arranged on the connecting frame, a sliding rail is fixedly installed on the workbench, and a second supporting seat is slidably installed at the top of the sliding rail. According to the optical light intensity detection equipment for the liquid crystal display module, a sliding rail and a second supporting seat are arranged on the workbench, a top plate moves downwards to drive a fixing rod to move downwards, and the fixing rod moves downwards to drive the second supporting seat to move rightwards; and the liquid crystal display module on the second supporting seat can be clamped by moving the second supporting seat to the right side, so that the liquid crystal display module can be prevented from displacement during detection to influence the detection accuracy.

The invention relates to a film rolling device for an intelligent blackboard display screen. The film rolling device for the intelligent blackboard display screen comprises a rack, a lifting base and a limiting base, supporting columns are fixedly installed on the two sides of the top of the rack, a top frame is installed on the top sides of the supporting columns, an air pressure rod is vertically installed on the bottom side of the top of the top frame, the telescopic end of the air pressure rod is connected with the lifting base on the outer side of the top frame, a connecting base is installed on the outer side of the lifting base, an installing base is installed on the bottom side of the connecting base, a sliding base is installed on the top side of the rack in a sliding mode, the limiting base used for fixing the display screen is installed on the top side of the sliding base, and a rolling mechanism is installed on the bottom side of the installing base. Meanwhile, during rolling, an inflated rolling air bag deforms in real time and is always tightly attached to the display screen, film rolling operation on display screens with different curvatures is achieved through deformation of the rolling air bag during rolling, and when foreign matter exists on the display screens, the foreign matter is directly embedded into the rolling air bag in the rolling process, and direct influence on contact between foreign matters and a rolling part as well as between the foreign matters and the display screens is avoided.

The invention provides a double-circuit water supply pipeline device, and relates to the field of water supply pipeline devices. The double-circuit water supply pipeline device comprises a base. A fresh water tank, a secondary RO (reverse osmosis) membrane tank and a purified water tank are lapped on the upper surface of the base, the secondary RO membrane tank is positioned between the fresh water tank and the purified water tank, and the fresh water tank is fixedly connected with the secondary RO membrane tank by a guide pipe. The double-circuit water supply pipeline device has the advantages that a screw, a threaded barrel, an auxiliary rod, a connecting block, a movable rod and a limit plate are matched with one another, and accordingly the limit plate can be conveniently driven underthe rotation actions of the threaded barrel to fix the left side of the fresh water tank; a fixing shaft, a rotary ring and a right side plate are matched with one another, accordingly, the rotary ring can be driven by the right side plate to rotate, the right side of the purified water tank can be conveniently fixed by the aid of the right side plate, and the problem of inconvenience in mountingwork due to the fact that existing double-circuit water supply pipeline devices are inconvenient to mount before being used can be solved.

The invention provides a large-area thin film pressure sensor. The large-area thin film pressure sensor comprises an upper packaging layer, a lower packaging layer, an electrode layer which is arranged on the lower packaging layer, and is connected with an external power supply, a nano sensitive layer which is formed on the upper packaging layer in a film form; and a flexible supporting layer which is arranged between the nano sensitive layer and the electrode layer, and is configured to allow the nano sensitive layer to be in contact with the electrode layer when the large-area thin film pressure sensor is subjected to external pressure and enable the nano sensitive layer to be completely separated from the electrode layer when the external pressure is removed. According to the large-area thin film pressure sensor, the consistency and the stability of the output performance of the thin film pressure sensor are greatly improved.

The invention discloses a coarse cereal rice cooking method of cooking equipment and the cooking equipment. The cooking equipment comprises a pot container, a water inlet device, at least two storagebins, a control device and an image acquisition device used for identifying coarse cereal types in the storage bins. The method comprises the following steps: acquiring recipe information required bycooking; determining target coarse cereals needing to be put currently according to the recipe information; and opening the corresponding storage bin, and putting the target coarse cereals into the pot liner for soaking. According to the coarse cereal rice cooking method of the cooking equipment and the cooking equipment, the target coarse cereals needing to be put currently are determined according to the recipe information of the coarse cereal rice, the soaking requirements of different coarse cereals can be met, and the user experience is improved.

The invention discloses a production process of polymerized diacid ferro-aluminum for water treatment. The preparation method comprises the following steps: a, under stirring, reducing a proper amountof water, 127-168 parts of hydrochloric acid with the total acidity of 30-32% and 8-14 parts of sulfuric acid with the total acidity of 97-99% into a reaction tank for mixing; adding 35-58 parts of iron-containing bauxite trihydrate powder with the aluminum oxide content of 40-45% and the iron oxide content of 20-25% into the mixture at normal pressure and normal temperature, and stirring the mixture to be dissolved; continuously raising the temperature until the temperature of the reaction system is controlled at 105-125 DEG C, and reacting for 3.5-5.0 hours under normal pressure; b, supplementing a proper amount of water into the feed liquid obtained in the step a while stirring; adding 46-63 parts of calcium aluminate powder, raising the temperature of the feed liquid by utilizing reaction self-heating in the adding process, adjusting the density of the feed liquid to be greater than or equal to 1.25 g/ml by using water after adding is finished, then adding 4-7 parts of a synergisttrisodium phosphate, raising the temperature until the temperature of a reaction system is controlled to be 100-115 DEG C, and reacting for 3-4 hours under normal pressure; and c, discharging the feed liquid obtained in the step b to obtain mother liquor.

The invention relates to a blackening frame, in particular to a gear blackening frame for machining. The gear blackening frame for machining is used for achieving the technical purposes that the framecan drive gears to rotate, blackening is uniform, and labor is saved because no manual operation. The gear blackening frame for machining comprises a base and a charging barrel. Three supporting rodsare fixedly connected to one side of the base in the circumferential direction at intervals, and the charging barrel is fixedly arranged among the ends, far away from the base, of the three supporting rods in a connected manner. According to the gear blackening frame for machining, the proper quantity of blackening liquid is poured into the charging barrel, a hollow rod is sleeved with the gears,the gears make contact with the blackening liquid, a gear motor is started up to make the gears rotate reversely to be blackened, and the sides, making contact with each other, of every two adjacentgears can make contact with the blackening liquid through the scraper blade to be blackened all around. Therefore, the situation that the sides, making contact with each other, of two adjacent gears cannot be blackened can be avoided, blackening is comprehensive and uniform, the gears do not need to be stirred manually, and labor is saved.

The invention discloses a Re and Ge-containing bismuth bath alloy for thermal treatment of high work efficiency leadfree troostite and a processing technology thereof. The Re and Ge-containing bismuthbath alloy is prepared from the following components in percentage by weight: 1.0-1.5wt.% of Ba, 0.5-1.4wt.% of Re, 2.0-2.5wt.% of Ge, 0.2-0.4wt.% of Sc, 0.4-0.5wt.% of Pr, 1.5-2.0wt.% of Ni and thebalance of bismuth. The bismuth alloy replaces a lead bath alloy for thermal treatment, so that contact of a steel wire and air is limited to prevent decarbonization. Compared with common heating methods, the hardness of the surface of the steel wire is improved, the probability of crack formation and expansion is reduced, and the fatigue performance of the steel wire is improved.

The invention discloses a full-automatic quick-frozen food numerical control production machine which comprises an ice wrapping pool, the top end of the ice wrapping pool is detachably connected with a cover plate, the bottom of the ice wrapping pool is communicated with a water inlet pipe and a water outlet pipe, a supporting frame is installed in the ice wrapping pool, a first wave maker is installed on one side of the supporting frame, and a controller is installed on the outer wall of the ice wrapping pool; the first wave maker is electrically connected with the controller; a feeding port and a discharging port are formed in the two ends of the ice wrapping pool respectively, a conveying belt is arranged at the top end of the supporting frame, the conveying belt penetrates through the ice wrapping pool through the feeding port and the discharging port, and the conveying belt and the first wave maker are arranged in parallel; the top end of the supporting frame is slidably connected with a plurality of pushing parts, and the top ends of the pushing parts are in contact fit with the bottom end of the conveying belt. According to the invention, the controller is used for controlling the size of waves made by the first wave maker, then it is guaranteed that quick-frozen food on the conveying belt makes full contact with ice water, the ice wrapping effect is better, manual participation is not needed in the ice wrapping process of the quick-frozen food, the automation degree is high, the ice wrapping efficiency is high, and use is convenient and flexible.

The invention relates to the technical field of dust removal devices and discloses a closed dust removal device of lubricating forging equipment. The device comprises a forging machine, and supportinglegs are fixedly connected to four corners of a bottom of the forging machine. An operation opening is formed in one side of the forging machine, an outer wall of one side, corresponding to the operation opening, of the forging machine is fixedly connected with a closed box with the two sides open. An air curtain machine is fixedly connected to an inner box wall of a top of the closed box. A through hole is formed in a bottom of the closed box, an outer box bottom, corresponding to the through hole, of the closed box is fixedly connected with a water tank with an opening in an upper end, thewater tank is connected with a cleaning mechanism, the closed box is connected with a purifying mechanism, and the cleaning mechanism comprises a reciprocating lead screw, a driving motor, a sliding rod, a threaded hole, two overflow holes, two collecting boxes and two filtering boxes. The closed dust removal device of the lubricating forging equipment, the problem that dust floats on a water surface, the contact between upper dust and water is affected, and the upper dust still fly can be solved, the isolation effect is good, the manual cleaning of the dust on the water surface is omitted, and time is saved.

The invention relates to the technical field of soil improvement, in particular to an agricultural soil improvement system. The agricultural soil improvement system comprises a machine body, a soil taking mechanism, an improvement mechanism and a driving mechanism, the device further comprises a removing mechanism. The removing mechanism is used for removing weeds or plant rhizomes wound on the soil taking mechanism; the driving mechanism is used for driving the device to operate; the improvement mechanism comprises a storage cavity and a spray head, and the spray head sprays liquid for improving soil in the storage cavity; when the removing mechanism drives soil taking blocks to turn over soil through a rotating shaft, a second blade and a first blade are opened and closed to cut off weeds or plant rhizomes between every two adjacent soil taking blocks, and the situation that when every two adjacent soil taking blocks make contact with the soil, the contact area of the soil taking blocks and the soil is increased by the weeds or plant rhizomes between the two adjacent soil taking blocks is prevented; therefore, the stirring and smashing effects of the soil taking blocks on the soil are reduced, and the use effect of the soil taking device is improved.

The invention discloses an efficient sterilization and disinfection device for medical protective clothing, and relates to the technical field of sterilization and disinfection devices for the protective clothing. The disinfection and sterilization effects are improved. The device specifically comprises a main body, two first hollow plates and two second hollow plates, the two first hollow platesand the two second hollow plates are built in cooperation with the main body, the two first hollow plates and the two second hollow plates are symmetrically and correspondingly installed on the innerwalls of the two sides of the main body through screws, first air supply channels are fixed to the outer walls of one sides of the first hollow plates through screws, first fans are installed in the first air supply channels through first fan bases, and first air outlets distributed in an array mode are fixed to the outer walls of the other sides of the first hollow plates through screws. According to the device, by arranging brush belt sleeves, cleaning brush belts and other structures, first draught fans are used for working, wind power is output to the brush belt sleeves through the first hollow plates and the first air outlets, the cleaning brush belts and the brush belt sleeves are driven by airflow to swing, then the cleaning brush belts and the brush belt sleeves make contact with the surface of the protective clothing worn by a user, and the cleaning and the sterilization are conducted.