51results about How to "Does not affect progress" patented technology

The invention discloses a bearing power free earthquake proof steel support system, which is formed by superposition of a plurality of splayed racking prop units comprising steel columns, steel beams, steel racking props, steel beam brackets, bolts, steel shims, support brackets and support joints, wherein, the bottoms of two steel racking props are connected with junctions of lower ends of two steel columns and the steel beams via the support joints; upper ends of two steel racking props are provided with the support brackets and are connected with sides of the steel beam brackets welded under the steel beams through the bolts; bolt holes on the steel beam brackets are elliptical holes with the vertical direction as prolate axes; two ends of the steel beams are connected with upper ends of the steel columns via the support joints; and the steel shims are arranged between the support brackets and the steel column brackets. In the invention, a hundred percent bearing power and rigidity of the steel racking props are used to resist the effect of horizontal earthquake without influencing the progress of engineering construction, and the materials can be obtained from local resources. The bearing power free earthquake proof steel support system has the characteristics of good performance of earthquake proof, high ductility, full energy consumption hysteresitic loop and so on, and is an excellent earthquake proof energy consumption component.

The invention discloses a thin seam gob-side entry retaining filling method. During extraction advance of a working face, single props are arranged in a region where entry retaining filling is to be performed following an end head bracket on the entry retaining side of the working face, gangue block treatment is performed, row spacing is performed according to design, and roof support anchor rods are timely constructed; when the to-be-filled length behind the bracket reaches a filling step pitch, log point columns are arranged to replace the single props; after a temporary support space reaches primary filling length, a wood board is nailed on the inner side of the log point columns; and except that a filling port is reserved, the wood board is required to be tightly nailed from a bottom plate to a top plate, then an anti-static flame-retardant canvas or air tubing cloth layer is laid in the wood board to form a filling formwork, next a filling material is filled into the filling formwork, and the formwork is advanced and moved forwards along with the working face after the initial setting strength of a to-be-filled body meets the requirements. The method has the advantages of simple filling process requirements, easiness in operation, small amount of labor and no influence on progress of extraction work.

The invention provides a webpage video processing method and device of an Android system. Whether a video file exists in a browser webpage or not is detected, if yes, a floating window is built, and a video message of the video file is sent to the floating window; after a playing request for the floating window is received, the video file corresponding to the video message is played in the floating window, and a browser webpage video can be played in the floating window. Because the floating window is independent of the browser webpage, a user can perform other operation, such as vocabulary search and other webpage browse, on the browser webpage, the video playing progress of the floating window is not affected, the problem that in the webpage video playing process of the Android system, it is needed that a webpage for displaying the video is kept open all the time is well solved, good watching experience is brought to the user, and therefore the method and device have extensive market prospect in the video processing field.

The invention discloses a method for preparing bio-based nylon-54 precursor-pentylenediamine butanediate by using the co-fermentation of genetically engineered bacteria. Lysine decarboxylase is over-expressed in succinic acid generation strain, the lysine is added to perform the decarboxylation in the fermentation process of succinic acid, two decarboxylation products, i.e., pentamethylene diamineand CO2 are respectively used for synthesizing a regulating agent for the system pH and succinic acid, the co-fermentation production of succinic acid and the fixation of CO2 are realized, and pentylenediamine butanediate in a fermentation solution can be used as a precursor to be further used for polymerizing the bio-based nylon-54. Compared with the existing preparation method of the nylon-54,the method is simple in process, low in cost, safe and controllable in process, environmentally friendly, high in application value, and good in economical performance.

The invention relates to a backfill soil thickness control instrument which comprises a scale rod with a spiral end, a fixing device and a cross laser transmitter. The fixing device comprises a levelbubble instrument which is horizontally arranged, and a transverse cylinder and a vertical cylinder which are arranged at two ends of the level bubble instrument, the transverse cylinder is provided with an alignment line corresponding to the cross laser emitter, and the cross laser emitter is fixed in the transverse cylinder; scale holes are formed in the vertical cylinder body, and the scale rodwith the spiral end is fixed in the vertical cylinder body. The relative elevation of backfill soil can be controlled within the laser radiation range; the effect is visual and obvious, manpower, material resources and time are saved, the quality is guaranteed, and the progress is not influenced.

The invention relates to a drainage method for groundwater in construction of a deviated well, which belongs to the technical field of mining. The method is characterized by comprising the following implementation steps of: (1) finding places with fissure development in a range of 50 to 150 meter away from a working surface when the vertical depth for the deviated well reaches over 200 meters, and punching drain holes at a fissure opening in an uptilting way; (2) arranging a water diversion pipe which can make water flow into a water drain sump at the hole opening of each drain hole; (3) forming the water drain sump in the downstream of the bottom of the deviated well; (4) arranging a submersible pump in the water drain sump; (5) arranging a water drain pipe which drains water in the water drain sump onto the ground in the deviated well; and (6) forming a transverse water diversion slot which can stop water flow at the bottom and makes the water flow into the water drain sump at the bottom of the deviated well on the water drain sump. The drainage method has the advantages that: the construction is simple and the progress of a well digging project is not influenced.

The invention relates to the field of grilling tools, in particular to a flip-cover smokeless electric grill, comprising a housing. N Top covers are hinged to the top of the housing, wherein N is an integer greater than zero. The bottom of a top cover is provided with a heating tube. A plurality of rotary devices are arranged inside the housing. The sidewall of the housing is provided with a through slot; an ejector is horizontally arranged between the two inner walls of the through slot. Each rotary device includes a plurality of first chain wheels; one first chain wheel is in transmission connection with a driver; one chain sleeves every first chain wheel in meshed manner; a plurality of rotary components are movably arranged on the inner wall of the housing at intervals; each rotary component includes a sleeve; the outer side of each sleeve is provided with a second chain wheel; each sleeve is provided with a receiving cavity. The flip-cover smokeless electric grill allows food to be operated just by lifting the top cover; taking out the food is not required; the food can be kept within certain heating temperature; the grilling progress and taste of the food are unaffected; sauces can be avoided splashing to the heating tube or out of the grill; the needs of people can be effectively met.

The invention provides a cutter for automatically feeding and capable of machining plates with different sizes. The cutter comprises a pushing mechanism and a movable limiting mechanism. A worktable is sawed as a left worktable and a right worktable by a grinding wheel saw; the pushing mechanism includes at least one conveying part; a pushing part is at least arranged at an incoming end of the conveying part; the plates are put on the worktable, and are forwards pushed in the direction of the grinding wheel saw through matching between the pushing part and the conveying part; the grinding wheel saw is positioned between two ends of the conveying part; the pushing mechanism further includes at least one plate pressing device; the plate pressing device is fixed on the limiting mechanism, and includes a pressing wheel; and the height from the pressing wheel to the worktable is equal to or smaller than the height of the plates. The cutter can achieve the purposes of automatically pushing the plates and machining the plates with different sizes through the pushing mechanism and the movable limiting mechanism.

The invention provides an oil field surface desanding device. The device comprises a mixer used for being connected with a wellhead and a thermal medium mouth-piece to conduct mixing, heating and viscosity reduction on input crude oil and then output the crude oil, an expansion buffer tank and a liquid-solid separator, wherein the expansion buffer tank comprises a hollow sealed tank body, a liquid inlet pipe connected with the mixer is arranged on the tank body, an exhaust pipe used for discharging gas from the crude oil is arranged on the top of the tank body, a first sand draining pipe used for draining deposited sand obtained after standing is arranged on the bottom of the tank body, and a first liquid draining pipe used for draining primary deposition crude oil is arranged on the side face of the tank body; the liquid-solid separator is connected with the first liquid draining pipe and conducts liquid-solid separation on received crude oil through rotation, a second liquid draining pipe used for draining crude oil obtained after separation is arranged on the top of the liquid-solid separator, and a solid receiving tank used for receiving sand obtained after separation is arranged on the bottom of the liquid-solid separator. By the adoption of the device, crude oil extracted from an oil field at the later stage can be subjected to liquid-solid separation twice, the content of sand in the crude oil can be reduced, and the quality of the crude oil can be improved.

The invention discloses a guide hole drilling method used under poor geological conditions. According to the method, a raise boring machine is adopted for guide hole drilling, the whole guide hole drilling comprises steps of opening and guide hole drilling, wherein in order to guarantee guide hole drilling quality and increase the drilling speed in the guide hole drilling process, a stabilizing drill rod is utilized during guide hole drilling, diameter of the stabilizing drill rod is the same as that of a guide hole drill bit, so that the stabilizing drill rod can tightly squeeze the side wallof a guide hole in a drilling process, deviation caused by shaking of the guide hole drill bit in the drilling process is prevented, and the drilling speed is increased while the guide hole drillingquality is guaranteed. Under the poor geological conditions, drilling slurry is pumped into the drill hole, drilling can be continued under protection of the drilling slurry, progress of the guide hole drilling is not affected, and the method has the advantages of low construction cost, high drilling speed, short construction period and the like.

The invention discloses convenient-to-use cutting equipment based on the same specification. The convenient-to-use cutting equipment comprises a box body, wherein a motor is fixedly connected to the top of the left side of the inner wall of the box body by virtue of a motor cabinet, a first belt pulley is fixedly connected to an output shaft of the motor, a belt is in driving connection to the surface of the first belt pulley, a second belt pulley is in driving connection to one side, which is far from the first belt pulley, of the belt, the axis of a circular plate is fixedly connected with the top of the inner wall of the box body by virtue of a bracket, a fixed rod is fixedly connected to the front surface of the circular plate, and a rotating plate is rotatably connected to the surfaceof the fixed rod. The convenient-to-use cutting equipment relates to the technical field of mechanical cutting devices. According to the convenient-to-use cutting equipment based on the same specification, the cutting is effectively performed, and movement and cutting are alternately performed, so that the cut specification can be the same every time, and manual cutting is not needed, so that theburden of workers is reduced, additionally, the cutting efficiency is greatly improved, and the cutting quality is guaranteed.

The invention belongs to the technical field of petrochemical engineering, and particularly relates to a petrochemical engineering gas filtering and discharging device. The device comprises a desulfurization tower being connected with an external exhaust emission device and an exhaust tower used for discharging purified gas. The outer wall of the desulfurizing tower is connected with a gas inlet pipe for feeding gas, and the top of the desulfurizing tower is connected with a gas outlet pipe for gas exhaust. The air outlet pipe is connected with the air suction end of an induced draft fan, andthe air exhaust end of the induced draft fan is connected with a pipeline device. The pipeline device is connected with a gas pipe A and a gas pipe B, which are parallel to each other. According to the chemical gas filtering and discharging device, two gas pipes are connected with two groups of activated carbon boxes, and when air is filtered, a single gas pipe is connected with a single activatedcarbon box for waste gas filtering; when the activated carbon plates in one group of activated carbon boxes cannot treat the waste gas to reach the emission standard, the waste gas transmission is cut off through the gas valve, and another gas pipe is employed to cooperate with another activated carbon box for waste gas treatment. Based on the technical scheme, the exhausted gas can reach the emission standard, and the progress of petroleum processing and production is not affected.

The invention provides a plate cutter capable of automatically feeding. A worktable is sawed as a left worktable and a right worktable by a grinding wheel saw; a pushing mechanism includes at least one conveying part; the right worktable has a gap for accommodating the conveying part; a pushing part is at least arranged at an incoming end of the conveying part; plates are put on the worktable, and are forwards pushed in the direction of the grinding wheel saw through matching between the pushing part and the conveying part; the grinding wheel saw is positioned between two ends of the conveying part; the pushing mechanism further includes at least one plate pressing device; the plate pressing device is fixed on the left worktable, and includes a pressing wheel; and the height from the pressing wheel to the worktable is equal to or smaller than the height of the plates. Compared with the prior art, as the conveying part is arranged on the worktable, and the pushing device is arranged on the conveying part, when the plates are put on the worktable, the conveying part drives the pushing device to move, and the pushing device drives the plates to move so as to realize conveying of the plates to the grinding wheel saw; and the plate pressing device realizes no upward floating in pressing of the plates.

The invention provides a customized assembly type decoration material sorting mechanism and a using method, and relates to the technical field of material processing. The customized assembly type decoration material sorting mechanism comprises a main conveying line, conveying lines, a feeding machine, a pre-conveying belt, a main conveying belt and a sorting part, the conveying lines comprise a single conveying line and the multiple conveying lines; the feeding machine comprises a sliding rail and a feeding gripper, a first camera is arranged on the main conveying belt, a second camera and a speed control motor are arranged on the pre-conveying belt, a third camera is arranged at the joint of the main conveying belt and the sorting part, the sorting part comprises a sorting table and an RGV, and the sorting table is connected with the main conveying belt through the sorting gripper. According to the customized assembly type decoration material sorting mechanism, sorting can be carriedout on various plates, the sorting time of the plates of various specifications is staggered through multiple times of sorting, the sequence is reasonable during sorting, the overall structure is simple, the utilization rate of sorting equipment is high, the error rate is low, the project progress is not influenced, the intelligent degree is high, and the sorting mechanism can be suitable for various sorting quantity conditions.

The invention discloses a propulsion method for shield machine to pass through shallow-buried underground excavation tunnel. The propulsion method includes the steps that 1, a concrete guide platformis poured; 2, a shield body walking guide rail is laid; 3, a connecting bridge is supported; 4, the shield machine is dissembled; 5, the shield body is pushed; 6, a battery car guide rail and a platform car guide rail are laid; 7, a reaction force frame is installed; 8, a trolley structure is pushed; and 9, the shield body and the trolley structure are connected. According to the propulsion method, the method that the shield body of the shield machine and the trolley structure are separated and then pushed separately is used, so that the shield body of the shield machine can safely and rapidlypass through an underground excavation tunnel in non bulldozing mode, meanwhile, the concrete guide platform is used as the supporting foundation of the shield body, so that propulsion of the shieldbody and the trolley structure in the later stage is convenient, and the construction period is shortened. The shield body is pushed by using a on-rail heavy object pushing machine, selected mechanical equipment is less, and the propulsion work of the shield body is simplified, so that the shield body can pass through the underground excavation tunnel quickly when the driving force of the shield body is lost in the underground excavation tunnel, so that the shield body is safe and undamaged in the process of propulsion

The invention relates to a device for positioning a moving workpiece. The device comprises an air knife, a positioning block and a movable base plate. An approximately-parallel workpiece channel is formed between the air knife and the positioning block, and the width of the workpiece channel is larger than the maximum boundary dimension of the vertical projection of the workpiece. A spilehole array is arranged on the side, facing the workpiece channel, of the air knife, high-pressure air flows out through spileholes, so that air pressure difference is formed between the surface, facing the air knife, of the workpiece and the surface, facing the positioning block, of the workpiece on the workpiece channel, the workpiece is pushed under the air pressure difference to be attached to the positioning block, and the workpiece is placed on the movable base plate, moves horizontally along with the movable base plate to an outlet of the workpiece channel after entering the workpiece channel and is positioned during movement.

The invention discloses a self-lubricating sliding support for aluminum alloy doors and windows and a using method of the self-lubricating sliding support, and belongs to the field of aluminum alloy doors and windows. According to the self-lubricating sliding support for the aluminum alloy doors and windows and the using method of the self-lubricating sliding support, the self-lubricating sliding support comprises a sliding rail body, wherein a sliding block body is slidably connected to the sliding rail body, a cantilever is rotationally connected to the sliding block body, inlaying grooves are formed in the side walls of the two sides of the sliding block body correspondingly, and balls are movably inlaid in the inlaying grooves. The sliding support can achieve self-lubrication so as to reduce an abrasion degree and keep the sliding block body to slide durably and smoothly, an oil pushing plate extrudes lubricating oil to the balls under repulsive action of magnetism, and therefore a lubrication degree is increased, and friction force is reduced; and the lubricating oil can also prevent parts from rusting, the service life is effectively prolonged, and resistance of a magnetic resistance block and resistance protruding points to the sliding block body can prevent the door and window from being instantly closed under action of wind power, so that the door and window are effectively prevented from being damaged by instantaneous huge impact force, the lubricating oil is added into the sliding block body by means of an oil injection piece, and the operation is simple and convenient.

The invention discloses a magnesium alloy profile heat treatment deformation control device and a control method. The device comprises a heat treatment platform, a clamping device, a hydraulic power mechanism, a connecting rod mechanism, a deformation detecting device and a control unit; the clamping device is positioned above the heat treatment platform, and is connected with the hydraulic powermechanism through the connecting rod mechanism; a pressure detecting device is arranged in the clamping device; the pressure detecting device, the deformation detecting device and the hydraulic powermechanism are connected with the control unit; the deformation detecting device returns local deformation displacements of magnesium alloy profiles to the control unit; and the control unit adjusts the clamping force of the clamping device according to the deformation displacements to generate compensation displacements so as to realize the deformation straightening. The device effectively solvesthe deformation problems of the magnesium alloy profiles, in particular magnesium alloy long and straight profiles in the heat treatment process, reduces the heat treatment distortion of the magnesiumalloy profiles, reduces the straightening difficulty in the next procedure, and improves the profile yield.

The invention discloses a sculpturing device capable of removing dust. The device comprises a platform body, the platform body is fixedly connected with a sculpturing cleaning box, and a recovering box is arranged in the platform body; a first suction ventilator is arranged in the recovering box, a first recovering pipe communicated with the recovering box is formed on the upper surface of the platform body, a conveying plate is arranged on the upper surface of the platform body, and a conveying assembly is arranged on the lower portion of the conveying plate. Through combined effect of a first dust collection port, a second dust collection port and a third dust collection port in the sculpturing cleaning box, dust and wood pits on sculptured plates are sucked in the recovering box, the dust and the wood pits can be conveniently recovered, and the conveying assembly can conveniently convey and move the sculptured plates and recover the dust and the wood bits on the platform body in theprocess of conveying the sculptured plates so that the dust and the wood bits cannot influence the moving and conveying accuracy, the moving and conveying efficiency, the sculpturing accuracy and thesculpturing accuracy.