31results about How to "Play a role in detection" patented technology

The invention discloses a method for dynamic acquisition and transmission of wireless data. In a data acquisition process of the method, the time interval for data acquisition is dynamically adjusted, according to the change threshold of data acquisition. In a data storing process, the time interval and opportunity for data storing is dynamically adjusted according to the change threshold of data acquisition. In a data sending process, the opportunity for data sending is dynamically adjusted according to the acquisition value alarming threshold and changing rate alarming threshold of data acquisition. Dynamically increasing or reducing data sampling frequency without increasing power consumption of wireless equipment is realized based on data abnormity degree. Alarm information is timely sent by determination of dynamic data acquisition abnormity, so that managers can maintain equipment as early as possible. Wireless data bulk sent is reduced, and the power consumption of wireless monitoring equipment is reduced. The process state information of entire detected equipment can be monitored without increasing the total transmission data bulk.

The invention relates to the field of gas insulated switchgear welding, in particular to an automatic welding device for a gas insulated switchgear. The automatic welding device comprises a front end face welding mechanism, a bidirectional winding mechanism, a lifting mechanism, an elastic side pressing mechanism, a downward pressing mechanism, a horizontal pushing mechanism, a first supporting frame, a side pressing plate, a downward pressing plate, a second supporting frame, two side face welding mechanisms, a rear end face welding mechanism and a side face clamping mechanism. According to theautomatic welding device, the collision between the gas insulated switchgear and a third welding gun is avoided by a lifting mechanism, when welding is carried out, if the third welding gun cannot weld the gas insulated switchgear, it can be inferred that the gas insulated switchgear is not pushed in place by the horizontal pushing mechanism, at the moment, workers can overhaul equipment, the situation that welding of the gas insulated switchgear is affected due to the fact that faults are found during welding is avoided, and therefore, a detection effect is achieved. A driving source does not need to be used for driving the third welding gun to move, so that electric power and equipment cost are saved, only the welding gun needs to move, and cracks generated by movement are avoided.

The invention relates to a bearing manufacturing physical property detection method. A bearing manufacturing physical performance detection device is used in the method. The bearing manufacturing physical property detection device comprises a workbench, a clamping and fixing mechanism and a detection mechanism, clamping mechanisms are equidistantly mounted at the upper end of the worktable from left to right; a detection mechanism is arranged at the upper end of the workbench; the upper end of the detection mechanism is positioned below the lower end of the clamping mechanism; according to theinvention, the design concept of a multi-station and dual-detection structure is adopted to detect the physical performance of bearing manufacturing; according to the bearing quality screening device, the rotating smoothness of multiple bearings and the quality of the inner surface of the bearing outer ring can be detected at the same time, then the bearing quality screening quality and speed areimproved, and meanwhile, multiple auxiliary clamping and limiting structures are additionally arranged on the basis of the clamping mechanism to reduce the probability of relative rotation between the bearing outer ring and the bearing inner ring.

The invention discloses an online monitoring system and method of micro-leakage of a low-pressure gas pipeline. A device comprises a gas sucking pipeline for sucking gas in the gas pipeline, and a control unit; a gas sucking pump is arranged at the end of the gas sucking pipeline, and a concentration detector is arranged on the end face, close to the gas sucking pump, of the gas sucking pipeline;and a plurality of gas sucking holes are sequentially formed in the length direction of the gas sucking pipeline, an electric valve is arranged between every two adjacent sets of the gas sucking holesand used for throttling the gas sucking pipeline at the front end of the electric valve, and the electric valves are connected with the control unit. The online monitoring system and method have theadvantages that after a certain position of the gas pipeline leaks, under the effect of the gas sucking pump, the negative pressure exists in the pipeline with the holes, thus gas enters the gas sucking pipeline from the nearest gas sucking hole, and is pumped to an outlet to enter the concentration detector, and then the electric valves of all sections are controlled through the control unit, sothat the leakage point is determined. The system and the method can be used for leakage detection of the low-pressure pipeline.

The invention discloses an intelligent oil rail suitable for air digitized pressurizing and adjusting of a V6 engine. The intelligent oil rail comprises an oil tank, a filter, an ECU, an engine, a filter, an oil sprayer, a fixing block, a fixing hole and an oil and gas mixing chamber. The oil box is connected with a main oil rail through the filter. The filter is connected with an air compressor.The main oil rail is connected with the engine through a subsidiary oil rail and the oil sprayer. An oil quantity distributor is connected to the front side of the main oil rail in a thread manner. Apressure relief opening is formed in the outer side of the oil quantity distributor. The fixing block is connected to the lower end of the main oil rail in a welded manner. According to the intelligent oil rail suitable for air digitized pressurizing and adjusting of the V6 engine, heavy oil is atomized under the effect of high-pressure air, in the compressed process of air, a large amount of heatenergy is accumulated, thus the temperature of fuel gas is increased, the intelligent oil rail is more suitable for being ignited in a combustion chamber, the engine works, and especially, the heavyoil is ignited in the combustion chamber according to the principle.

The invention discloses a line fault self-diagnosis system and method suitable for fire alarm, and belongs to the technical field of fire alarm systems. In order to solve the problems that various fire-fighting facilities used in a building in the prior art need to be manually inspected regularly to ensure that the fire-fighting facilities can cope with some sudden fire behaviors, but only the surface state and the aging condition of the devices can be detected in a manual inspection mode, and an internal control circuit cannot be detected, the invention provides a fire-fighting equipment inspection system. A self-checking system of fire-fighting equipment in a whole building is set by means of a fire alarm controller, the self-checking is performed every day in an ideal value state, the self-checking time period is preset to be 8: 00-9: 00 in the morning or 12: 00-1: 00 at noon as far as possible, the two time periods are not in the peak period of electricity utilization, and the number of people in the building is large under the normal condition. The situation that some emergencies emerge in the self-checking process of the system, and when the system cannot make a response in the first time, manual operation can be replaced is avoided.

The invention discloses a sanitary napkin processing system and a sanitary napkin processing method, and relates to the field of sanitary napkin production. The system and the method have a beneficialtechnical effect that a device can detect sanitary napkins with different qualities, toughness and thicknesses. The method comprises the following steps: 1, sleeving a right sleeve rod with a rolledsanitary napkin to be detected, drawing out an end part of the sanitary napkin, fixing the end part of the sanitary napkin on a sleeve, and sleeving a left sleeve rod with the sleeve; 2, adjusting vertical heights of two detection plate assemblies through an electric push rod so that lower ends of the two detection plate assemblies are propped against the stretched sanitary napkin; 3, starting thefirst motor to drive the sleeve to rotate, continuously winding the sanitary napkin on the sleeve, in a process that the sanitary napkin is transferred to the sleeve, and using downward pressure of the two detection plate assemblies to enable the sanitary napkin to deform, wherein a position, with poor quality, of the sanitary napkin is broken, and a detection effect is achieved; and 4, changingpressure of the two detection plate assemblies pressed against the sanitary napkins by adjusting a detection driving mechanism so that the sanitary napkins with different qualities are detected.

The invention discloses a paper feeding machine capable of detecting whether paper deflects and giving out an alarm. The paper feeding machine capable of detecting whether paper deflects and giving out an alarm comprises a first supporting column and a second supporting column. A first support is arranged at the upper end of the first supporting column. A hydraulic pump is arranged at the bottom end of the first support. A through hole is formed in the top end of the first support, and a fixed block is arranged at the top end of the first support. A sliding groove is formed in the top end of the first support and is parallel to the through hole. A sliding wheel is arranged in the sliding groove. A sliding block is arranged on the sliding wheel. According to the paper feeding machine capable of detecting whether paper deflects and giving out an alarm, an infrared transmission device and an infrared receiving device are arranged to detect the position of passing paper through blocked light rays, comparison is carried out in a controller then, and the detection effect is achieved; and when a comparison result does not fit, a buzzer gives out an alarm to prompt a worker to handle withthe situation, paper which enters the next procedure is enabled to be at the correct position, the phenomenon that printing is incomplete because paper deflects is avoided, the success rate of printing is increased, and therefore, the production cost is reduced.

The invention relates to a motor assembly machine capable of automatically and accurately blanking. A lower bracket is provided with a motor shell material receiving and positioning device, wherein aback side of the motor shell positioning device is matched with a motor shell conveying device; a left side and a right side of the motor shell positioning device are matched with a motor shaft conveying slot; an upper part of the motor shell positioning device is matched with a blanking device; a left side of the motor shaft conveying slot is matched with an ejection device; the motor shell positioning device comprises two material receiving and positioning check blocks which are arranged on the lower bracket; the two material receiving and positioning check blocks are provided with gaps at positions matched with the motor shaft conveying slot; the material receiving and positioning check blocks are provided with a material receiving and positioning revolving shaft and a material receiving and positioning motor; the material receiving and positioning revolving shaft is sleeved with a material receiving and positioning rotary cylinder; and material receiving and partitioning boards areuniformly arranged on an outer side of the material receiving and positioning rotary cylinder along an annular direction. By adopting the motor assembly machine, the rotatable motor shell material receiving and positioning device is matched with the motor shell conveying device and the motor shaft conveying slot to realize continuous feeding of a motor shell; meanwhile, the motor shell can be inaccurate butt joint with the motor shaft; and accurate blanking can be realized in conjunction with blanking device.

The invention relates to the technical field of machining, in particular to engine cylinder leak hunting equipment, which comprises two lower cases and two upper cases, the tops of the front surfaces of the two lower cases are jointly and fixedly connected with a sliding rail, an inner cavity of the sliding rail is slidably connected with a sliding block, the bottom of the sliding block is fixedly connected with a transmission disc, and a touch screen is embedded in the right side of the top of the front surface of the upper case. In the actual use process, the engine air cylinder can be well positioned, the engine air cylinder is not prone to deviation, errors can be reduced to the minimum degree in the detection process, the production cost is reduced, meanwhile, the yield of workpiece production is increased, and meanwhile when the engine air cylinder is maintained or debugged, a user can easily and conveniently maintain and replace parts inside the leak hunting device, the labor intensity of the user is reduced, time and labor are saved, the leak hunting device is convenient for the user to use, and the practicability of the leak hunting device is improved.

The invention relates to the technical field of metal cutting machining equipment, in particular to energy-saving machining equipment with a speed regulation function for metal cutting. The energy-saving machining equipment comprises an equipment body, a fixing frame is fixedly connected to the inner wall of the equipment body, a central shaft is inserted into the equipment body, a convex block isfixedly connected to the outer surface of the central shaft, a driving shaft is inserted into the center of the inner part of the center shaft, and a positioning frame is fixedly connected to the position, located on the outer side of the driving shaft, of the inner part of the center shaft. When hollow feeding is conducted in a machining process of the equipment, the feeding cutting speed of hollow feeding is automatically changed, and the purposes of shortening the hollow feeding time and improving the cutting machining efficiency of a numerical control machine tool are achieved. By enabling a signal lamp to flicker back and forth, the purpose of reminding workers is achieved, so that the workers are reminded to maintain the rotating shaft of the equipment in time, meanwhile, the working accuracy of the equipment can be well guaranteed, and therefore the detection effect can be well achieved.

The invention provides an ecological environment detection, evaluation and early warning integrated method. The method is achieved based on ecological environment detection, evaluation and early warning integrated equipment, thereby completing the integration of ecological environment detection, evaluation and early warning. The ecological environment detection, evaluation and early warning integrated equipment comprises a main body, the main body is of a rectangular plate-shaped structure and is made of a metal material, and an adjusting rod is mounted in the side groove. The supporting pieceis used for being installed at the top end of the main body, so that when the device is used, if the water quality is changed and more floaters or moss exists, the interior of the rectangular hole ofthe supporting piece is blocked, and after the rectangular hole is blocked, the interior of the supporting piece is subjected to large resistance, so that the supporting piece can be pushed backwards, in the moss blocking process, that is, in the evaluation process, the supporting piece is separated from the main body after being pushed backwards, the supporting piece can float upwards through the floating block, and then early warning is effectively conducted.

The invention discloses a direct type liquid crystal display module of a liquid crystal display television and an installation method, and belongs to the technical field of liquid crystal display televisions. The direct type liquid crystal display module of the liquid crystal display television comprises a backlight module, a liquid crystal screen is arranged on the front side of the backlight module, and a pair of fixed magnetic grooves are symmetrically formed in the front end of the backlight module; a screen protection frame is clamped at the outer end of the liquid crystal screen; a detection bayonet is formed in the upper surface of the front end of the screen protection frame; the inner end of the detection bayonet is symmetrically and fixedly connected with a pair of fixed locking rings, so that screws and foreign matters left below the liquid crystal screen can be detected and cleaned through the protective base cloth and the bonding sleeve. Herein, the protection pad is pre-installed to detect screws and foreign matters left between the backlight module and the diffusion film, an operator is forced to execute a detection link through fixing of the sliding magnetic column and the fixed locking ring and fixing of the sliding magnetic plate to the control clamping block, and the behavior that the left screws and foreign matters damage all parts due to negligence of the operator is effectively avoided.

The invention relates to the field of loading and unloading, in particular to an automatic loading and unloading system for a liquid bag. The automatic loading and unloading system comprises a sealingmachine, transfer rollers, differential separators and a material conveyor belt, and further comprises a visual inspection rejector and a transplanting, loading and unloading device, wherein the visual inspection rejector is arranged on the sealing machine; the material conveyor belt is arranged at the outlet end of the sealing machine; the transfer rollers are arranged on the material conveyor belt; the differential separators are uniformly distributed at joints among the transfer rollers; and the transplanting, loading and unloading device is arranged at the tail end of the material conveyor belt for transplanting materials output from the material conveyor belt or placing materials onto the material conveyor belt in real time. According to the automatic loading and unloading system forthe liquid bag disclosed by the invention, the visual inspection rejector can replace artificial vision to recognize, and is high in stability; besides, the transplanting, loading and unloading device is arranged, so that carrying strength of people can be relieved; and the objects are carried through a vacuum adsorption way, so that the surface of the goods further can be prevented from being damaged.

The invention discloses an MFC toxicity sensor and application thereof. The MFC toxicity sensor comprises a body and an external circuit, the body comprises a first component, a second component, a third component and a fourth component which are sequentially connected, a proton exchange membrane is arranged between the second component and the third component, water inlets are formed in the upper surfaces of the second component and the third component, and the external circuit comprises a wire and a resistance box. A titanium wire is connected with the resistance box through a lead to form a loop. The toxicity sensor does not depend on a power supply and an instrument, and the sensor device can move freely and is not constrained by conditions. Therefore, in-situ detection of the nickel element can be realized, information can be conveniently and timely transmitted, and real-time monitoring is facilitated.

The invention relates to the technical field of circuit board production equipment. In order to solve the problem that detection omission is easy to occur when a manual detection mode is adopted to check the V-CUT cutting condition on a circuit board at present, the invention provides an identification system for V-CUT of a circuit board. The identification system comprises a marking module and adetection mechanism, wherein the marking module is used for marking a test wire for the circuit board, the test wire comprises a test line and test points at two ends of the test line, and the test wire passes through a preset V-CUT position; the detection mechanism comprises a detection circuit, a driving plate and a placement plate, conductive detection pieces are arranged at the two ends of thedetection circuit respectively, and the detection circuit further comprises an alarm module used for sending an alarm when the detection circuit is conducted; the detection circuit is arranged on thedriving plate, the driving plate is connected with the placement plate through a driving rod, and the driving plate can reciprocate up and down along the driving rod. According to the invention, missed detection can be avoided, and the yield of the circuit board is improved.

The invention provides an SC type movable connector lock cylinder assembling device which comprises an assembling handle, a connecting supporting part is arranged at one end of the assembling handle, and a plurality of inserting and pulling devices are arranged at the other side end, corresponding to the assembling handle, of the connecting supporting part. Inner cavities of the other ends, corresponding to the connecting supporting part, of the inserting and pulling devices are provided with assembling clamping grooves used for conducting inserting and pulling assembling on the connector lock cylinder accessories. The assembling tool can effectively avoid the troubles of inaccurate positioning and rough machining in the previous machining process, meanwhile, the assembling efficiency of an SC duplex movable connector lock cylinder is remarkably improved, manpower and energy consumption are reduced, and the market competitiveness of products is improved.