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50results about How to "Ease of recovery" patented technology

Soil remediation ecological moisturizing method based on efficient stirring

The invention discloses a soil remediation ecological moisturizing method based on efficient stirring. A solution mixing and effect-improving mechanism comprises a mixing cylinder, a bracket, a secondrotating motor, a stirring rod, a stirring frame, a shovel plate, a discharge pipe, a water stop valve, a charging barrel, a filtering barrel, a chain wheel, a chain, a rotating rod, an upper grinding block, a lower grinding block, a channel, a spiral feeding plate, a feeding pipe, a rotary vane, a filtering barrel, a water outlet and a water inlet pipe, the bottom end of the mixing cylinder is fixedly connected with a bracket, safe and convenient use is realized, a solution mixing and efficiency improving mechanism is arranged, the second rotating motor drives the stirring rod to rotate, andthe two rotating rods are driven to move and rotate through transmission of the chain wheels and the chains, so that the repairing agent is crushed through cooperation of the upper grinding block andthe lower grinding block, the repairing agent can be rapidly mixed with water, meanwhile, the rotary vane and the filtering barrel are matched to filter the water, impurities in the water are reduced, and the effect of the mixed repairing liquid is prevented from being affected by too many impurities.
Owner:合肥润田规划设计有限公司

Optical repeating system and optical amplifying repeater control method

An optical repeating system includes an optical transmitter and an optical amplifying repeater. The optical transmitter transmits a supervisory command and a control command to the optical amplifying repeater as a first sub-signal. The supervisory command is a command to supervise internal circuits of the optical amplifying repeater, and the control command is a command to control the optical amplifying repeater. The optical amplifying repeater includes multiple sub-modules each for amplifying and repeating main signals on multiple sets of optical transmission lines. When receiving the supervisory command via the optical transmission line, each sub-module transmits a supervisory signal indicating the supervisory result associated with the supervisory command to an optical receiver as a second sub-signal. In addition, when receiving a predetermined control command via the optical transmission line, each sub-module initializes another sub-module of the multiple sub-modules in response to the predetermined control command. The optical amplifying repeater can restart its control program even when it has fallen into a state where it is difficult to continue to execute the normal operation in accordance with the control program because of some exception or the like.
Owner:MITSUBISHI ELECTRIC CORP +2

Boron aluminate-based blue fluorescent powder, preparation method and application

The invention relates to boron aluminate-based blue fluorescent powder, a preparation method and an application, belonging to the technical field of inorganic luminous materials. The fluorescent powder is boron aluminate-based fluorescent powder activated by rare earth ions, the chemical formula is La1-xCexAl2B3O9, x represents the molar percent coefficient of Ce doped in a La position, x is not less than 0.005 and not more than 0.05, and the fluorescent powder is prepared by adopting a high-temperature solid phase method. The rare earth boron aluminate blue fluorescent powder provided by the invention can be effectively excited by ultraviolet light, the range of exciting light is 250-350nm, the emission wavelength is 350-500nm, the luminous intensity is high, the stability is good, and the rare earth boron aluminate blue fluorescent powder becomes an excellent blue component in high color rendering fluorescent powder and can be applied to lighting taking the ultraviolet light as an exciting source, and chromaticity regulation of display devices and photoluminescence. The sintering process of the fluorescent powder provided by the invention is simple, easy to operate and good in reproducibility, and the obtained product is stable in quality and suitable for industrial production.
Owner:安徽长正升科技有限公司

Hospital logistics carrying AGV control system and control mode

The invention belongs to the technical field of logistics carrying, and discloses a hospital logistics carrying AGV control system and control mode, and the system comprises an AGV control center, the AGV control center is connected with a plurality of AGVs, each AGV is provided with a reflector detection module, a charging module, a station module, a voice module and a signal transmitting module, the AGV control center is connected with an upper computer, the upper computer is connected with an elevator, the elevator is provided with a signal receiving module, and the AGV control center is connected with a handheld terminal, and the method comprises the following steps that a task is created through the handheld terminal, a signal is sent to the AGV control center, and the AGV detects whether a carrying box is loaded or not according to a reflector detection module; the AGV travels to the position of the elevator and sends a door opening signal to the elevator through the signal transmitting module, after the AGV moves to the appropriate position of the elevator, a door closing signal is sent out, the AGV travels out of the elevator after arriving at the designated floor and reaches the destination, and the AGV control system is high in intelligence, capable of saving manpower, high in transportation efficiency and suitable for social development.
Owner:SHENZHEN OKAGV COMPANY

Concrete beam column pouring formwork frame and mounting method thereof

The present invention discloses a concrete beam column pouring formwork frame and a mounting method thereof. The concrete beam column pouring formwork frame is formed in the mode that a flexible composite formwork is bent to be a circle or polygon or rectangle and then is defined or in the mode that two or more composite formworks are bent to be the arc shape or the U shape or the L shape or the polygon and then are spliced; each composite formwork is formed by a flexible bottom layer and a reinforcing layer fixedly mounted on the back face of the flexible bottom layer, and each reinforcing layer is composed of a plurality of hard rectangular strips, wherein the side ends of the hard rectangular strips are attached; and a plurality of U-shaped buckles are mounted on the outer end faces ofthe multiple hard rectangular strips at intervals, the open sides of the U-shaped buckles are fixedly mounted in the hard rectangular strips, the U-shaped buckles are arrayed in multiple rows, an arc-shaped channel is formed between each row of U-shaped buckle and the corresponding reinforcing layer, and a shaping part with the length being greater than each arc-shaped channel is inserted in eacharc-shaped channel located in the same plane in a penetrating mode. According to the concrete beam column pouring formwork frame and the mounting method thereof, the service life is long, the mountingstrength is high, manufacturing and construction are convenient, and the mounting demands of various special-shaped formworks can be met.
Owner:CHINA METALLURGICAL CONSTR ENG GRP

Disinfecting and ventilating device for detecting ambient air quality and purifying ambient air of ward in real time

The invention discloses a disinfecting and ventilating device for detecting ambient air quality and purifying air of a ward in real time. The device comprises a device body, a sampling hole is formedin the side part of the device body, and a chlorine ion measuring instrument is arranged inside the sampling hole; indicating lamps are arranged on the side part of the chlorine ion measuring instrument, and a color sensor is installed on one side of the chlorine ion measuring instrument; one side of the device body is provided with an air inlet pipe, and one side of the air inlet pipe is connected with a fan; baffles are arranged inside a water tank, and one side of the fan is correspondingly connected with the water tank and exhaust pipes through a first electric adjusting valve and a secondelectric adjusting valve; ultraviolet lamps are installed on the inner walls of the exhaust pipes, and electric heaters are installed on the side parts of the exhaust pipes; and the exhaust pipes areinstalled on the side wall of the device body, and activated carbon filter screens are installed on the end sides of the exhaust pipes. According to the device, concentration of chloride ions in airin the ward is measured, and a disinfection and ventilation process is carried out by controlling the device.
Owner:ZHENGZHOU RAILWAY VOCATIONAL & TECH COLLEGE

Simulation practical training device convenient to adjust and fix during use and used for electrical and electronic teaching

The invention discloses a simulation practical training device convenient to adjust and fix during use and used for electrical and electronic teaching. The simulation practical training device comprises a stand and a fixing rack and is characterized in that the stand is provided with an inner cavity inside, a ground wire is connected to the top end of a guide rod, the bottom end face of a table board is provided is provided with a mounting groove, the outer surface of an adjusting rod is provided with a retention area, a mounting rod is connected to the top end of the mounting groove, a support rod is fixed to the outer side of an upper connecting rod, a cable is connected to the rear side of the inner side of the fixing rack, and a threading device is mounted on the rear side of a fixingplate. The simulation practical training device has the advantages that the table board can be adjusted according to the specific specification of a circuit board and practical training operation requirements to conveniently guarantee that the stand is stable, the circuit board can be stably fixed, practical training operation can be stably performed, the cable can be fixed and organized, the practical training operation table can be conveniently maintained after use, and long-term use is benefited.
Owner:GUANGDONG OCEAN UNIVERSITY

Data deletion operation intercepting backup method and device, equipment and storage medium

The embodiment of the invention discloses a data deletion operation interception backup method and device, equipment and a storage medium, and relates to the technical field of blockchain storage. Themethod comprises: receiving a database operation instruction; intercepting the database operation; analyzing the database operation, and judging whether the database operation contains a data deletion operation or not; if the data deletion operation is included, identifying target data pointed by the data deletion operation, and further analyzing the target data to obtain a target storage structure of the target data; backing up the target data to a pre-configured second database; and continuing to respond to the database operation instruction, and deleting the target data in the first database. According to the method, a user does not need to manually operate backup data, the data is stored in the blockchain type account book, permanent loss of the data can be effectively prevented, recovery is convenient, the maintenance cost of manual operation and the difficulty of system coding are reduced, the storage space of the system is saved, and the complexity and query efficiency of sql statements in an existing server are not affected.
Owner:CHINA PING AN PROPERTY INSURANCE CO LTD
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