36results about How to "Reduced likelihood of harm" patented technology

The invention provides a safety monitoring system of an ocean vessel on the basis of a wireless sensor network, and the system comprises at least the wireless sensor network (1), a shipborne terminal (2), a mobile intelligent terminal (3), wherein the wireless sensor network (1) is in communication connection with the shipborne terminal (2), the shipborne terminal (2) is in communication connection with the mobile intelligent terminal (3), and the shipborne terminal (2) is in communication connection with at least a satellite communication terminal (4) . By adopting the wireless sensor network and the mobile intelligent terminal, the remote monitoring of a ship is realized, and the automation and the real time process are also realized; unnecessary casualties can be decreased; key data can be obtained by a manager in real time; the possibility of the occurrence of hazards is greatly reduced, and the level of vessel safety management is improved.

A claw cutter incorporates a sensor device and scan system technology into a hand-held trimming device that locates the location for a proper cut, avoiding cutting the quick and avoiding pain to the animal. The scan system technology may include a light sensor, an infrared sensor, a laser sensor, an ultrasonic sensor, or an intensity transducer. A control circuit determines the position status of the cutting device and via audible and or visual alert advises the clipper operator that the clippers are positioned in either an unsafe zone or a safe zone for cutting the claw.

The invention discloses a reverse authentication method and system of terminal equipment based on an authority body. The reverse authentication method comprises the steps that a user reads and encrypts a plain code identifier of the terminal equipment by employing a mobile client, and transmits the identifier to an authority body authentication platform; the authentication platform decrypts the plain code identifier and checks the identifier with platform registration information, generates a random checking code if the information is consistent, encrypts the code and transmits the code to the mobile client and the terminal equipment; the terminal equipment decrypts the random checking code and displays the code on the terminal equipment in a plaintext mode; the mobile client decrypts the random checking code, the user compares to determine whether the checking code in the mobile client is consistent with the checking code on the terminal equipment or not, the terminal equipment is safe and legal if the checking codes are consistent, or otherwise, the terminal equipment is fake. According to the method and the system, self-authentication of the terminal equipment is avoided, the authentication is directly carried out on the terminal equipment in the authority body authentication platform through the mobile client, the safety and reality of the terminal equipment are ensured, and the risk and direct property loss resulting from cheating personal information by the fake terminal equipment can be avoided.

A detection device for the quick of an animal claw incorporates a sensor device and scan system technology into a hand-held device that locates the location for a proper cut, avoiding cutting the quick and avoiding pain to the animal. The scan system technology may include a light sensor, an infrared sensor, a laser sensor, an ultrasonic sensor, or an intensity transducer. A control circuit determines the position status of the device and applies a mark on the claw to designate a position that is safe to clip in order to avoid the quick of the claw.

The invention discloses environment-friendly gas fully-sealed fully-insulated switch equipment, which comprises an accommodating assembly, an inflating assembly and an arc extinguishing assembly, andis characterized in that the inflating assembly is arranged at the side part of the accommodating assembly, and the arc extinguishing assembly is arranged at the side part of the accommodating assembly. According to the invention, the accommodating assembly forms a sealed space, the sealing of an electrical structure installed in the sealed space is facilitated, insulation is conducted, the interior of the cabinet body is enabled to maintain a micro-positive pressure environment, and the impact on operation of the equipment from water vapor and dust is avoided; nitrogen, carbon dioxide and dryair can be introduced into the accommodating assembly through the inflating assembly to form gas needed by insulation, SF6 gas is prevented from being used, and harm to the environment is reduced; and arc extinguishing is conducted through an arc extinguishing assembly, closing is achieved by replacing a grounding switch, multiple times of maintenance-free grounding short circuit closing can be easily completed, metal steam generated in the opening and closing process is prevented from being discharged, and insulating gas is prevented from being polluted.

The invention discloses a processing technology of fixed dentures, which relates to the technical field of fixed dentures, and the key points of the technical scheme include the following steps: a. Model reception; b. disinfection; c. check; d. A kind of nail; e. Modification; f. Wax type; g. embedded; h. casting; i. Che Jin; j. Upper OP layer; k. Shangci; l. Car porcelain; m. Glazing; n. polishing; o. Finished product inspection; p. disinfect. The invention solves the problem that the powder causes harm to the operator's body, and achieves the effect of reducing the powder's harm to the operator's body.

The invention discloses an underground pipeline dredging method. The underground pipeline dredging method is characterized in that sludge in a pipeline is gathered to a designated position through a pipeline dredging device and then removed out of the pipeline through external force. By means of the underground pipeline dredging method, the dredging effect of the pipeline can be effectively improved, the amount of sludge in the pipeline is greatly lowered, the occurrence ratio of sludge in the pipeline is controlled below 5%, smoothness of the pipeline is ensured, and drainage efficiency of an urban drainage system is improved.

The invention discloses a pipeline dredging device. The pipeline dredging device is characterized in that the pipeline dredging device comprises a dredger, the dredger comprises a base and a baffle, the cross section of the base is in an arc shape, the base axially extends by a selected length, the base comprises an inner surface and an outer surface which is opposite to the inner surface, the baffle is arranged on the inner surface of the base and protrudes out of the inner surface, the dredger moves along a blocked pipeline, and the baffle can push sludge in the blocked pipeline to a designated position. By means of the pipeline dredging device, the pipeline dredging effect can be effectively improved, the amount of sludge in the pipeline underground can be greatly lowered, the sludge rate in the pipeline is controlled below 5%, smoothness of the pipeline is ensured, and drainage efficiency of an urban drainage system is improved.

The invention relates to a method for prolonging storage tenure of grains and bean grains to prevent deterioration, and equipment thereof. The equipment comprises a grain store, wherein the grain store can ensure vacuum degree and can be sealed; a vacuum pump assembly is arranged outside and communicated with the grain store; a pipeline and a valve are arranged on the store wall to fill nitrogen into the grain store; the store wall is provided with an entry inspection door; an air lock store is arranged on a cover board of the entry inspection door, is communicated with the grain store through an air lock valve and the outside through a sampling valve; a discharge valve, a discharge pipeline and a conveying pipeline with a turnover valve are arranged in the center of the bottom of the store; and an electroheat low-temperature drying system, a temperature sensor and a humidity sensor are arranged in the grain store, and the temperature sensor and the humidity sensor can detect temperature and humidity in the grain store respectively, so that oxygen and humidity during the period of grain storage can be controlled by the vacuum technology, and the grains are enforced to be in natural dormancy. Therefore, speed of natural exhaustion of the grains can be controlled to achieve the aim of prolonging the tenure of storage of the grains to prevent deterioration, and the grain store has low cost, easy construction and wide application range.

Disclosed is a novel engraving drill bit utilizing the wall attaching function of air flow. The novel engraving drill bit comprises a drill rod. Two symmetric separation nets are movably arranged at the lower end of the drill rod. Two symmetrical fixing rings are movably arranged at the lower ends of the separation nets. The upper ends of the fixing rings are in threaded connection with integratedstrips. A fixed plate is fixedly arranged in the drill rod. The lower surface of the fixed plate is elastically connected with a fixing block through a pressure spring. The lower surface of the fixing block is in threaded connection with a plastic pipe. The drill rod, the separation nets, the fixing rings, a dust collecting strip, the fixed plate and a drill bit body are cooperatively used, so that the wall attaching function of the air flow can be effectively used for adsorbing and collecting dust, it is guaranteed that during engraving, the dust does not continue to float upwards and is notsucked into bodies of workers, the body health of the workers is protected, and the possibility that dust generated by engraving is absorbed by human bodies and does harm to the human bodies is reduced.

The invention provides a safety monitoring system for ocean-going ships, including a wireless sensor network, a ship-borne monitoring device, and a mobile intelligent terminal. The wireless sensor network communicates with the ship-borne monitoring device. The terminal is connected in communication, and the on-board monitoring equipment is also connected in communication with at least one satellite communication terminal.

The invention provides an online memory fault detecting method and device. The method comprises writing data in a CPU (central processing unit) into a working memory and a mapping memory simultaneously; performing real-time bit-by-bit comparison on the data of the CPU, which are written into the working memory and the mapping memory through a comparing unit; when the memory comparison results are identical, determining the memories work normally; if the memory comparison results are not identical, determining that the memories fail and performing corresponding treatment; writing different data into virtual space outside the memory space and the mapping memory simultaneously through the CPU and performing real-time bit-by-bit comparison through the comparing unit to achieve self-inspection of the comparing unit; when the self-inspection results are identical, determining that the comparing unit fails; when the self-inspection results are not identical, determining that the comparing unit works normally. The online memory fault detecting method improves the timeliness of memory fault detection and reduces the possibility of damage caused by memory faults.

The application relates to a high-voltage cable branch box, which relates to the field of power system equipment. It includes a box body, and a ventilation device is installed in the box body. The ventilation device includes a temperature and humidity sensor, and the temperature and humidity sensor is installed in the box body. The temperature and humidity sensor is electrically connected to a controller, the box is connected with a first air inlet pipe and a first air outlet pipe, an air inlet fan is installed in the first air inlet pipe, an air outlet fan is installed in the first air outlet pipe, and the air inlet The motors of the fan and the air outlet fan are electrically connected to the controller. The present application has the effect of reducing the possibility of humid air causing harm to the inside of the high-voltage cable branch box.