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75results about How to "Easy to install/remove" patented technology

Oil field well workover operation machine

The invention relates to an oil field operation device, in particular to an oil field workover treatment machine. The machine body is arranged on a hydraulic load-bearing traveling gear and is interlocked with the hydraulic load-bearing traveling gear. Hydraulic tongs connected with a telescopic bracket on the machine body can be extended out and retracted with the telescopic bracket. A clip seat is positioned below the hydraulic tongs and is arranged on a well head. An elevator which is suspended onto the machine body can reciprocate up and down. A faucet is positioned above the machine body and the clip seat; a pipe throwing device is arranged on the faucet and the machine body; and a clip unlocking device and a clip locking device corresponding to the elevator are arranged on the clip seat and the pipe throwing device respectively. A righting mechanism and a valve mechanism are further arranged on the faucet. A control cabinet is arranged on the machine body; and the clip seat, the hydraulic tongs, the elevator and the pipe throwing device are connected with a control system in the control cabinet respectively. The oil field workover treatment machine can be assembled and disassembled conveniently and rapidly, thereby not only facilitating transportation, but also changing the positions to meet the requirements of different work. Simultaneously the machine can be laid freely at a well field according to the practical conditions.
Owner:LIAOHE GASOLINEEUM EXPLORATION BUREAU +1

Dual-probe reverse phase feeding microstrip antenna

The invention discloses a dual-probe reverse phase feeding microstrip antenna, which comprises a first medium substrate, a second medium substrate and a ground level, wherein the first medium substrate is parallel to the ground level; the second medium substrate penetrates through the ground level vertically; the upper end of the second medium substrate is adjacent to the lower surface of the first medium substrate; the first medium substrate is provided with a microstrip patch; a first L-shaped probe strip and a second L-shaped probe strip are arranged symmetrically on the second medium substrate; the first L-shaped probe strip is formed by connecting a first coupling exciting strip which is parallel to the ground level and a first feeding strip which is vertical to the ground level; the second medium substrate is partitioned into an upper area and a lower area by an intersection line between the second medium substrate and the ground level; an area of the second medium substrate, which is positioned on the lower side of the intersection line, is provided with a microstrip power divider in two penny; one path of the microstrip power divider is connected with the first feeding strip through an inverter; and the other path of the microstrip power divider is directly connected with the second feeding strip.
Owner:SOUTHEAST UNIV

Intelligent safety helmet for controlling distance between human and electric equipment and control method for intelligent safety helmet

The invention relates to an intelligent safety helmet for controlling a distance between a human and electric equipment and a control method for the intelligent safety helmet. The intelligent safety helmet is structurally characterized in that an electric field intensity detection antenna is arranged outside the safety helmet and connected with an electric field intensity processor; the output ends of the electric field intensity processor and a micro processor are connected in parallel to the input end of a safety distance comparator; the output end of the safety distance comparator is connected with the interruption signal input end of the micro processor; and the input/output port of the micro processor is connected with a key and the input end of a voice alarm. The intelligent safety helmet can set different alarm safety distances according to different voltage levels of a power system so as to ensure that a worker is always at a safety position, and is suitable for a transformer substation or a power transmission line with different voltage levels; extra settings are not required to be carried; and moreover, the intelligent safety helmet runs with low power consumption, and has the advantages of high insulation, safety and reliability in operation and high accuracy.
Owner:DANDONG ELECTRIC POWER SUPPLY COMPANY OF STATE GRID LIAONING ELECTRIC POWER SUPPLY +1

Coffee bean roasting machine

The invention relates to the electronic technical field of kitchens, and provides a coffee bean roasting machine. The coffee bean roasting machine comprises an oven body, also comprises a catalyst block arranged at a top shell of the oven body, a cyclone device arranged at a rear shell of the oven body, and a roasting basket arranged in an inner cavity, wherein an electromagnetic valve device which can control an oven door is arranged on the front side of the oven body and at the upper part of an operation panel adjacent to an oven doorframe; through rotating shafts arranged at two ends of the roasting basket, the roasting basket is combined with supporting seats which are relatively symmetrical and are arranged on the two corresponding side walls of the inner cavity, each of the rotating shafts and the corresponding supporting seat adopt a combining structure which is convenient to disassemble / mount, besides, one of the supporting seats is provided with a rotary shaft, and the rotary shaft is meshed with the rotating shaft at the corresponding end, and penetrates through the corresponding side wall to be connected with a driving device, so that the roasting basket is driven to rotate in the inner cavity; and the electromagnetic valve device is arranged in the operation panel and is provided with an expanding and contracting valve which can perform expanding and contracting movement towards the oven door from one side of the operation panel. Through the adoption of the structure of the coffee bean roasting machine disclosed by the invention, the technical problem of roasting coffee beans through the oven is solved, and good effects that the roasted coffee beans are uniform and convenient to take out are achieved.
Owner:李文庆

Constant-flow automatic pouring system for iron alloy casting operation

The invention discloses a constant-flow automatic pouring system for iron alloy casting operation, and belongs to the field of metal smelting equipment. The system aims to solve the problem that the casting efficiency is low due to the fact that the existing steel ladle casting continuity and the automatic property are poor. The system comprises a machine frame, a gantry, a pouring device, a ladlecar, a drive mechanism and a hydraulic cylinder, wherein the gantry is fixedly arranged on the machine frame, the pouring device is arranged on the gantry through a rotating shaft in a hinge joint mode, the cylinder end of the hydraulic cylinder is arranged on the machine frame, an output end of the hydraulic cylinder is hinged to the pouring device, under the driving of the hydraulic cylinder, the pouring device rotates around the rotating shaft, two parallel guide rails are arranged on the machine frame, the ladle car is arranged on the guide rails, the ladle car is used for bearing ladles,the driving mechanism is arranged on the machine frame, the driving mechanism is matched and installed with the ladle car, and the driving mechanism drives the ladle car to achieve linear reciprocating motion on the guide rails. The system has the advantages of high mechanization degree and good continuous pouring quality effect, and is suitable for popularization and use.
Owner:HARBIN BOSHI AUTOMATION

Method for measuring safety distance between suspension arm of crane and running super high voltage transmission line

The invention relates to a method for measuring a safety distance between a suspension arm of a crane and a running super high voltage transmission line. The method comprises the following steps of: detecting a surrounding electric field intensity by using a detecting head arranged on the suspension arm, inputting a detection result into a comparison module and comparing the detection result with a pre-set value; using the strength of an electric field intensity signal as a start / stop signal of the operation of laser distance-measuring equipment; when the electric field intensity signal is higher than the pre-set value, scanning in a semispherical region to measure a distance by using the laser distance-measuring equipment; when the electric field intensity signal is lower than the pre-set value, stopping a distance detection module to reduce the power consumption of the entire detecting head; and arranging a data acquiring and displaying device in an operation room of the crane and transmitting the detection results of a high voltage electric field intensity detection module and the distance detection module to the data acquiring and displaying device in a radio signal transmitting mode so as to display, alarm or control externally. The invention also provides a corresponding safety distance measuring device which can adapt to electric transmission and transformation lines with different voltage levels and different working angles of the suspension arm and can realize low-consumption operation.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO +1

Hyper-fusion cloud all-in-one machine

The invention relates to the technical field of electronic signatures, in particular to a hyper-fusion cloud all-in-one machine. The all-in-one machine comprises a casing, and a server, a power manager, a cloud server, a switch and an external memory, which are regularly arranged in the casing; and an electronic signature system platform is loaded on the server, and the system is composed of an electronic signature management system deployed on the server and an electronic signature client deployed in a user side computer. The machine designed by the invention is highly integrated, simple and compact in structure, low in use cost, convenient to maintain and manage and capable of effectively supporting the operation requirement of the system, and a large amount of tedious electronic computing equipment can be omitted; and the electronic signature system supported by the system is suitable for domestic software and hardware and cryptographic algorithms, can be separated from complex hardware, is simple and easy to use, is safe and reliable, can bind a signature and a file together in the use process, ensures that the file is anti-counterfeiting, anti-tampering and anti-repudiation, and can meet the requirements of high-efficiency, convenient, safe and legal high-efficiency office work.
Owner:新疆数字证书认证中心有限公司
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