31results about How to "Meet site requirements" patented technology

The invention belongs to the technical field of foam acid and discloses microfoam acid liquid, constitution of a compound foaming agent of the microfoam acid liquid and a preparation method of the microfoam acid liquid. The microfoam acid liquid contains the following components in percentage by mass (100% in total): 10%-25% of HCl (hydrochloric acid), 0.36% of SDJR-2 (compound foaming agent), 0.24% of SBW-101 (foam stabilizer), 0.2% of FS3802 (thickening agent) and the balance of water, wherein the compound foaming agent SDJR-2 contains 55.56% of an FBM-5-2 foaming agent and 44.44% of an AK-304 foaming agent. The microfoam acid liquid has good properties of foaming, foam stabilization, viscosity maintenance, acid rock reaction retardance, temperature resistance, salt resistance, oil resistance, sand carrying and the like; by observing through an optical microscope, the microstructure and size of the microfoam acid liquid meet the dimensional requirement of microfoams; experimental evaluation shows that the microfoam acid liquid is a novel acid liquid system with excellent performance and has wide application prospects.

The invention discloses a field test method and system for the magnetic sensitivity of an optical fiber inertial measuring unit. The method comprises the following steps of carrying out self-aligningcalculation on the optical fiber inertial measuring unit, thereby obtaining a first error; manually rotating the optical fiber inertial measuring unit for 180 degrees; carrying out self-aligning calculation on the rotated optical fiber inertial measuring unit based on the first error, thereby obtaining a second error; taking the second error as a reference value; manually rotating the optical fiber inertial measuring unit for 30 degrees every time, carrying out aligning, and recording a zero offset estimation value of a gyroscope after each aligning is completed, wherein the optical fiber inertial measuring unit is rotated for 360 degrees in total; carrying out subtraction on the reference value and the zero offset estimation value of each gyroscope, thereby obtaining a maximum differencevalue; judging whether the maximum difference value is smaller than a gyroscope precision reference threshold value or not; if so, determining that the magnetic sensitivity of the optical fiber inertial measuring unit meets a field requirement; and if not, determining that the magnetic sensitivity of the optical fiber inertial measuring unit does not meet the field requirement. By adopting the method or the system, under the action of a field magnetic field environment, the magnetic sensitivity of the optical fiber inertial measuring unit can be directly tested without depending on any test equipment.

The invention discloses a centralized controller applied in a monitoring system of a reservoir dam body. The centralized controller comprises a manager shell, a management controller, a laser transmitter and a laser-through-hole switching mechanism, wherein a laser through hole is formed in one side surface of the manager shell; the laser transmitter is arranged at the position in the manager shell, corresponding to the laser through hole; the laser-through-hole switching mechanism is arranged on the inner side wall of the laser through hole of the manager shell; and the manager controller is respectively connected with the laser transmitter and a laser-through-hole baffle mechanism. The centralized controller disclosed by the invention has the advantages that by arrangement of the laser-through-hole switching mechanism, the automatic opening and closing of the laser through hole of the manager shell are realized; a baffle plate in the laser-through-hole switching mechanism is processed and manufactured by adopting polyethylene plates, so that the cost is lower, the effects of being durable and anti-corrosive are achieved, and no deformation is caused; and the manager controller is formed by adopting an ARM 32-bit single-chip microprocessor STM32F107 with rich and powerful functions, so that the site requirements for the whole system are met.

The invention provides a site uranium fast analysis method and a special reagent packet for the method, belonging to the chemical analysis field, wherein in the special solid reagent packet, arsenazoi III, potassium acid sulphate solid without crystal water and disodium ethylene diaminetetraacetate are mixed according to mass ratio of 0.50-1.50:2.70-4.05:10-60; the weight of each part which is separately sealed and packaged is 13.20-65.66mg; during the analysis, the photometric detection of uranium can be performed only by adding the uranium solid reagent packet into a sample. In the invention, the reagent is not necessary to be added in steps, the problems of long time-consuming and complex steps in the traditional detection are solved; and the method has the advantages that the operations are simple, the time is saved, and site requirements are met and the like. The method can be used for batch detections in production.

The invention discloses a robot welding gun frame platform with an auxiliary adjusting device. The robot welding gun frame platform is characterized in that one side of the welding gun frame platform is independently provided with the auxiliary adjusting device, the auxiliary adjusting device comprises a supporting rod which is vertically arranged on a fixing seat, the top part of the supporting rod is fixedly connected with a screw rod with adjustable height through a nut, the top part of the screw rod is provided with a T-shaped horizontal frame seat which is fixedly connected, the horizontal frame seat is fixedly provided with a nylon support, and a welding gun supporting frame is formed together by the nylon support and a welding gun disc on the welding gun frame platform. According to the robot welding gun frame platform with the auxiliary adjusting device, disclosed by the invention, an auxiliary device is provided for the robot welding gun frame platform, a larger welding gun can also be firmly supported, the potential safety hazard is removed, and the site requirement is met to a certain degree.

The invention provides a gas-liquid coupling power conversion system for gas drilling. The system can provide driving force to the hydraulic actuator and includes a gas-hydraulic coupling stamping device, a hydraulic oil control device and an oil tank assembly. The gas-hydraulic coupling stamping device includes a pneumatic impactor and a reciprocating pump. The pump piston of the pump collides to transfer the mechanical energy to the pump piston, and the reciprocating pump can convert the mechanical energy into the pressure energy of the hydraulic oil; the hydraulic oil control device includes a flow distribution unit, an energy storage unit and a regulating unit; the oil tank assembly can recover from the hydraulic pressure. Hydraulic oil from the actuator and includes the reservoir and booster. The beneficial effects of the present invention can include that the pneumatic impactor and the pump piston move relatively independently without mutual influence, overcome the defects such as poor coordination of joint actions caused by rigid connection, and can read the pressure and flow of hydraulic oil to control to obtain relatively stable output characteristics, Provide a stable source of power for hydraulic actuators.

The invention discloses a method for assembling small-scale drilling equipment for slope climbing. The equipment includes a climbing trolley, an operating platform arranged on the climbing trolley, and a rock bolt rig arranged on the operating platform. The assembly method is as follows: 1) Install front and rear axle wheels at the end of the frame; 2) Assemble steel pipe members to form a fence, and lay panels on the frame to form an operating platform; 3) Install a crane on the frame. 4) installing the brake system; 5) fixing the rock bolt rig 1 on the operating platform 2 by using a U-shaped connector. According to the different inclination angles of the slopes, the present invention can select different rods for free assembly, so as to meet the needs of practical engineering. Since the present invention is equipped with a special brake system, the problem that the drilling rod shakes and breaks due to the up and down swing of the platform during drilling is effectively solved. The invention is especially suitable for emergency rescue work after collapse of landslides and foundation pits, and is convenient, quick and easy to operate.

The invention discloses a simultaneous lowering device and lowering method for drilling multi-channel casings, comprising a support surface, the upper end of the support surface is fixed to a drilling tower, the drilling tower is provided with a hanging pan, and the lower end of the hanging pan is A traveling crown is fixedly connected, and a plurality of upper sleeves are arranged under the traveling crown, and lower ends of the plurality of upper sleeves are welded with lower sleeves, and a plurality of upper sleeves and lower pipes Fixing clips are provided on the outer side of the sleeve near the upper end, and safety clips are provided on the outer sides of the plurality of upper and lower sleeves above the fixing clips. In the present invention, the designed load-bearing chassis, fixing clips, safety clips, and isolation steel plates have simple manufacturing process and simple structure, and the hoisting device that comes with the drilling rig is used to move the crane and the hanging pan, and to use it between the lower casings. The method of feeding the casing with isolation steel plate reinforcement, fixing clips and safety clips meets the requirements of the site, and can achieve the purpose of simultaneously placing multiple casings in the drill hole, which is convenient and reliable to use.

The invention provides a gas-liquid coupling drive system for gas drilling. The system includes a gas-hydraulic coupling stamping device, a hydraulic oil control device, a hydraulic motor mechanism and an oil tank assembly. The gas-hydraulic coupling stamping device includes a pneumatic impactor and a reciprocating pump. The piston of the pneumatic impactor can collide with the pump piston of the reciprocating pump. , so as to transfer the mechanical energy to the pump piston, and the reciprocating pump can convert the mechanical energy into the pressure energy of the hydraulic oil; the hydraulic oil control device includes a distribution unit, an energy storage unit and an adjustment unit; the hydraulic motor mechanism can receive the hydraulic oil delivered by the adjustment unit and Hydraulic energy is converted into mechanical energy; the oil tank assembly is capable of recovering the hydraulic oil flowing from the hydraulic motor mechanism and includes an oil storage tank and a booster. The pneumatic impactor and the pump piston of the present invention move relatively independently and do not affect each other; the hydraulic oil control device can deliver a stable power source to the hydraulic motor mechanism, and the hydraulic motor requires less fluid displacement and has strong operability.

The invention relates to a well-repairing well head temperature insulating heater which is a protector for preventing the ground well head from being frozen in the belt pressure well repairing operation in the extremely cold area of China of the petroleum industry oil extraction input well. The device comprises a diesel power generating set, a heating control cabinet, a triple ram temperature insulating heater, a well head four-way temperature insulating heater and an anti-theft valve temperature insulating heater, wherein, the diesel power generating set is connected with the heating controlcabinet through a cable, the heating control cabinet provides the safe voltage for each temperature insulating heater to heat; each temperature insulating heater is detachable and is formed by fixingat least two heating single bodies by fastening bolts, and the heating single bodies are fixed together and can buckle the triple cam or the four-way or the anti-theft valve. The well-repairing well head temperature insulating heater is convenient to assemble and disassemble; when the well-repair operation of the oil extraction input well is stopped at night, the well-repairing well head temperature insulating heater is arranged out of the well head device to heat the well head device which is not be frozen; while in the operation on the next day, the well-repairing well head temperature insulating heater can be disassembled conveniently and construction is normally operated, thereby greatly raising the well-repair construction efficiency.