50results about How to "No security risks" patented technology

The present invention belongs to the field of fruit and vegetable processing technology, and aims at solving the browning problem during producing freeze stored sweet potato chip. The freeze stored sweet potato chip producing process includes the following main steps: 1) sorting sweet potato material, washing and slicing into 4 mm thick chips; 2) scalding the chip at 100 deg.c for 15 sec; and freezing; 3) soaking the frozen chip at 25 deg.c for 30 mm to protect color; 4) amending the chip through vacuum penetration at vacuum of 0.08-0.10 MPa for 30 min, freezing to -18 deg.c fast and packing; and 5) cold storing at low temperature from -28 deg.c to -18 deg.c. Thus produced sweet potato chip has good color, no browning, long storing period and other features.

The invention provides a biological insecticide containing methoprene as well as preparation and application methods thereof. The biological insecticide is prepared from the following components: 0.01-10% of methoprene, 0.01-5% of surfactant, 0.01-10% of light stabilizer and 75-99% of solvent. The biological insecticide has the advantages that: by adopting the mixed solvent and the surfactant at the same time, the effective ingredients can be uniformly dispersed in the solution, and the uniformity of the effective ingredients in the using process can be ensured; the light stabilizer is added, thus the attenuation rate of methoprene is obviously reduced, the storage life of the insecticide is prolonged, and the using effect of the insecticide is enhanced; and the biological insecticide has very obvious killing effects on mosquitoes and flies in water as well as beetles, flour moths and other lepidoptera, diptera, coleoptera, homoptera and other insects in grain and tobacco, and can be applied to prevention and control of mosquitoes and flies in tap water, storage of grain and tobacco as well as disinfection and insect disinfection of carpets and the like.

The invention discloses a rinsing liquid for nucleic acid extraction purification. The rinsing liquid comprises a buffer reagent, polyethylene glycol and a salt. The rinsing liquid reduces cross contamination in sample nucleic acid extraction purification, is free of an air drying process in extraction, reduces nucleic acid extraction purification time and improves nucleic acid extraction purification efficiency. A preparation method of the rinsing liquid has simple processes and can be operated easily.

The invention discloses a method for clearing away aflatoxin from crop seeds by utilizing acid electrolyzed functional water, and belongs to the field of oil and grain product safety process technology. The method comprises the following steps: mixing strong acid electrolyzed functional water or weak acid electrolyzed functional water and the crop seeds polluted by the aflatoxin in a mass ratio of 1:1-10:1; and at the temperature of between 25 and 65DEG C, oscillating for 5 to 60 minutes, dripping water to dryness, and baking or airing the crop seeds. The acid electrolyzed functional water plays a role in clearing away the toxin from the crop seeds, and secondary pollution and toxin residue caused by elution are avoided; and for the crop seeds after the treatment, skins are not broken, the appearance is not changed basically, main quality indexes such as water content, fat content and protein content are not changed basically, and the crop seeds can be further processed. The method is simple and has low treatment cost; and the used electrolyzed functional water is safe and nontoxic, and has no residue or potential safety hazard. The aflatoxin clearing rate is over 90 percent.

The invention discloses an automatic control system used for the ship modified atmosphere freshness-preservation. The automatic control system is characterized in that the system comprises three programmable logic controllers, a touch screen, a controlled device, a temperature-control meter, a switching-mode power supply, three detecting elements, a sensor transmitting box and an external power supply. The touch screen is connected with the three programmable logic controllers in virtue of communication interfaces and cables, output terminals of one side of the two programmable logic controllers are respectively connected with the controlled device, and the controlled device, one programmable logic controller, the temperature-control meter and the switching-mode power supply are all connected with the external power supply through two breakers. The sensor transmitting box is respectively connected with the switching-mode power supply and the detecting elements through leads, and the detecting elements and the sensor transmitting box are respectively connected through leads with input terminals of the other two programmable logic controllers. The automatic control system used for the ship modified atmosphere freshness-preservation has a high automatic level, an easy-control process and a high working efficiency and also is without potential safety hazards for equipments and operators. The automatic control system is suitable for controlling the automatic control of the modified atmosphere freshness-preservation equipment of ships.

The invention discloses a method and device for dynamically tracking operation of a Java virtual machine, and relates to the technical field of computers. A specific embodiment of the method comprisesthe following steps: in a class loading stage of the Java virtual machine, filtering each loading class of the loaded Java virtual machine according to preset model data of a monitoring model; If theloading class is matched with the model data, log byte codes are woven into the loading class according to the model data; And dynamically tracking the operation of the Java virtual machine based onthe woven log byte code. Log byte codes are dynamically woven into a monitored class in the JVM class loading stage, so that source codes cannot be invaded, and JVM running conditions and possible abnormal problems can be quickly tracked and positioned; Deployment and on-line are not needed; A thread does not need to be suspended, and normal operation of the system is not affected; No extra port needs to be opened, and the possibility of network intrusion is eradicated; Log byte codes can be customized, and weaving of malicious byte codes is effectively avoided.

The invention relates to the technical field of safety and a processing technique of an edible fungus food, particularly a production technique capable of lowering misole pesticide residues in an edible fungus quick-frozen food. The process and technological parameters of the production technique of the traditional edible fungus quick-frozen food are reasonably improved. The production technique comprises the following steps: alkaline water cleaning on the edible fungus raw material, ozone water atomization, ultrasonic digestion, vacuum alkaline water-bleacher hydration and ultraviolet irradiation, thereby producing the edible fungus quick-frozen product of which the carbendazol and other misole pesticide residues conform to the national and international standards. The production technique provided by the invention effectively lowers the residues of the pesticide residues in the tin, enables the misole pesticides to conform to the international standard, and promotes the sustainable and healthy development of edible fungus industry.

The invention discloses an indirect test method for voltage drops on relay contacts in power control, relating to a relay test technique. In the method, the test can be performed from the outside of a device without opening a case, contacting internal circuits and producing potential safety hazards, and the test can be implemented just by arranging a simple test circuit at the outside of the device and then connecting the simple test circuit with the device by virtue of a connector. The indirect test method for the voltage drops on relay contacts in power control disclosed by the invention is accurate and credible in test results, and safe and convenient in test process.

The invention provides an efficient anaerobic fermentation device for straw fee. The device comprises a supporting seat pit, a synchronous lifting mechanism, a guide heat transfer part, a heat insulation layer, a steel bottom plate, a heat preserving fermenting box body, a pressure exhausting pipe, a side surface temperature measuring sensor and a core temperature measuring sensor; the steel bottom plate and the heat insulation layer are sequentially arranged on an upper opening of the supporting seat pit; the synchronous lifting mechanism is arranged in the supporting seat pit; the guide heat transfer part and the core temperature measuring sensor are respectively inserted into guide holes formed in the steel bottom plate and the heat insulation layer by sleeving; the lower ends of the guide heat transfer part and the core temperature measuring sensor are both mounted on the synchronous lifting mechanism; the heat preserving fermenting box body is arranged above the steel bottom plate to cover the supporting seat pit; the pressure exhausting pipe is arranged on a top plate of the heat preserving fermenting box body; the side surface temperature measuring sensor is arranged on the sidewall of the heat preserving fermenting box body; the core temperature measuring sensor is arranged in a distribution area of the guide heating part. With the adoption of the device, the straws can be subjected to efficient anaerobic fermentation; the temperature in straw fermentation can be kept stable and uniform, and thus the straws can be industrially fermented into base feed.

The invention discloses a preserved egg cutting machine which comprises a preserved egg fixer and a cutting line guide sleeve. The preserved egg fixer is a cylindrical shell with a sliding oval fixing base at the lower part; the shell is provided with a guide slot along the axial direction; the cutting line guide sleeve is freely sleeved outside the preserved egg fixer; and a cutting line corresponding to the guide slot is fixed on the cutting line guide sleeve. The invention fundamentally solves the inconvenient technical difficulties in traditional preserved egg cutting, has simple structure, and not only can ensure cutting quality, but also can improve cutting efficiency greatly; in addition, the invention is especially suitable for batch production.

A high-strength high-speed screw jointer for reinforcing bars used for building is composed of two internal sleeve tubes with internal and external spiral threads, and an external sleeve tube with internal spiral thread. Said internal sleeve tubes are screwed between reinforcing bars and external sleeve tube. Its advantages are high joint strength and speed, and high reliability.

The invention provides a two-segment type water-pressure sealed bulging piston for a large-caliber collecting box, wherein the good sealing effect is guaranteed, the quality of the outer end face of the collecting box is not influenced, the potential safety hazard is avoided, and the bulging piston is convenient for follow-up disassembly and less in working capacity. The two-segment type water-pressure sealed bulging piston comprises a collecting box, wherein the inner walls of orifices at two ends of the collecting box comprise machined groove faces and unmachined groove faces. The two-segment type water-pressure sealed bulging piston is characterized by comprising pull plates used in pairs, wherein the two pull plates are respectively arranged at the orifices at two ends of the collecting box, the corresponding circumferential position of the two pull plates is evenly provided with guide holes, the guide holes are arranged outside the collecting box, pull rods penetrate through the guide holes at the corresponding position of the two pull plates, and two opposite surfaces of the two pull plates are respectively provided with a seal structure, each seal structure specifically comprises a guide plate, a press ring, an internal seal ring and an external seal ring, each guide plate is of a ring-shaped plate, each guide plate is fastened at each pull plate, and one sides of each internal seal ring and each external seal ring are tightly adhered to the guide plates.

The invention discloses a sign language recognition and translation system based on a single chip microcomputer. The sign language recognition and translation system comprises a glove (1), and is characterized by further comprising a main control module (2) arranged in the glove (1), an angle sensor (3), a bending degree sensor (4), a blood oxygen sensor (5), a display module (6) and a wireless communication module (7) which are connected with the main control module (2), a data processing module (8) connected with the wireless communication module (7), and a WiFi module (9), a cloud server (10), a voice module (11), and a power supply module (12) which are connected with the data processing module (8). The sign language recognition and translation system mainly realizes barrier-free communication between deaf-mutes and ordinary people, translates sign language by means of the sensors, displays a translation result on a display screen carried in the system, and broadcasts the translation result by using mandarin; in addition, the sign language recognition and translation system can transmit physical condition information (heart rate, pulse, body temperature and the like) of a patient to a mobile phone or computer and the like of a doctor in real time by means of the cloud server, so that the doctor can monitor the physical conditions of the patient in real time.

The invention discloses a capacitive liquid level detection method. A capacitive annunciator formed by a polarity pipe is filled by liquid, to change capacitance value of the capacitive annunciator, so as to determine liquid level of liquid through variation conditions of the capacitance values. The capacitive annunciator is a variable capacitive sensor formed by four layers of pipes. On a warningsignal point, the capacitance value of the annunciator has a high jump, so that a fuel oil liquid level reaches the warning signal point position is determined. When the liquid level annunciator is arranged close to the bottom of a fuel tank, the liquid level annunciator can be used to detect whether oil level is below a warning oil level. When the liquid level annunciator is arranged close to the top of the fuel tank, the liquid level annunciator can be used to detect whether the oil level reaches a full state. Compared with a conventional reed switch annunciator and a thermistor annunciator, the capacitive annunciator does not have movable components, so reliability and service life are greatly improved. The capacitive annunciator is simple and reliable in structure, higher in security,and lower in production cost, and maintainability is greatly improved.

Provides is straw feed aerobic anaerobic fermentation equipment. The equipment includes a support seat, a casing lifting mechanism, a spray lifting mechanism, a composite functional multi-layer casingcomponent, a multi-function spray component, a thermal insulation layer, a steel base plate, a thermal insulation fermentation tank, a pressure difference air exhaust pipe, a side surface temperaturemeasuring sensor and a core temperature measuring sensor, the steel base plate and the thermal insulation layer are sequentially arranged on the support seat, the composite functional multi-layer casing component and the core temperature measuring sensor are all mounted on the casing lifting mechanism, the multi-function spray component is installed on the spray lifting mechanism, the thermal insulation fermentation tank is arranged on the steel base plate, the pressure difference air exhaust pipe is arranged on a top plate of the thermal insulation fermentation tank, the side surface temperature measuring sensor is arranged on the side wall of the thermal insulation fermentation tank, and the core temperature measuring sensor is disposed at the center of the distribution area of the composite functional multi-layer casing component and the multi-function spray component. The equipment carries out aerobic anaerobic fermentation on straw, ensures the stability and uniform of temperature, humidity and oxygen content of the straw fermentation, and ferments the straw industrially into high-value feed.

The invention discloses a wet blank transfer arm structure. The wet blank transfer arm structure comprises a wet blank transfer arm, an arc-shaped guide follow-up mechanism, a wet blank adsorption mold and a lifting driving mechanism; first guide wheels and second guide wheels are respectively matched with a first arc-shaped rail and a second arc-shaped rail to form an arc-shaped kinematic pair; the wet blank adsorption mold is fixedly connected with the bottom surface of an arc-shaped guide plate; when the wet blank adsorption mold is subjected to an external force in the horizontal direction, the wet blank adsorption mold is restrained by the arc-shaped kinematic pair, that is, the wet blank adsorption mold horizontally moves relative to the wet blank transfer arm according to the tracksof the arc-shaped rails; and the lifting driving mechanism is used for driving a lifting mounting plate to do lifting motion in the vertical direction, and the lifting mounting plate drives the arc-shaped guide plate and the wet blank adsorption mold to do lifting motion in the vertical direction. The wet blank transfer arm structure provided by the invention has the function of ascending and descending in the vertical direction, meanwhile, the wet blank adsorption mold can horizontally move under the action of an external force in the horizontal direction, a follow-up guiding function is achieved, and meanwhile the structure has the advantages of low manufacturing and maintaining cost and small space occupation.

The invention provides a carnitine sustained-release preparation and a preparation method thereof. The carnitine sustained-release preparation comprises carnitine and a whey protein aggregate, whereinthe mass proportion of the carnitine is 0.1-20 wt%, 50% of the whey protein aggregate has particles with average particle size of 2-10 [mu] m, and at least 30 wt% of the carnitine is dispersed in whey protein aggregate particles. The carnitine sustained-release preparation mainly consists of natural food components and can be prepared through simple treatment namely heat treatment and mechanicalshearing treatment which are simultaneously performed, a pH regulator is not used, and the carnitine sustained-release preparation basically does not contain a stabilizer, an emulsifier or other synthetic additives and is a product with high natural appearance. The carnitine sustained-release preparation has good fragrance and food feeling, basically has no potential safety hazard, and is particularly suitable for infants and young children. The carnitine sustained-release preparation has a carnitine sustained-release effect, the use frequency of the carnitine sustained-release preparation inone day is greatly reduced, and the plasma-drug concentration of the carnitine is stable.