16results about How to "Improve the detection environment" patented technology

The invention discloses an optical detection type cloth defect detection device and method based on polyester-viscose gray fabric processing, and relates to the technical field of optical detection.The optical detection type cloth defect detection device comprises a frame body and an unwinding roller rotationally installed on the frame body and further comprises cloth; a material conveying assembly is installed on the frame body and used for conveying cloth, and a tension control assembly is installed on the frame body. The cloth flaw detection device has the advantages that before flaws on cloth are detected, the cloth is flattened, the influence of wrinkles on detection is reduced, meanwhile, impurities adhered to the cloth are cleaned, so that the detection accuracy is improved, the flaws and flaws on the cloth are amplified by increasing the tension of the cloth during detection, optical detection is facilitated, and the detection efficiency is improved. The minimum limit of optical detection is expanded, the winding loosening speed is automatically adjusted according to the expanded tension during winding, winding can be carried out smoothly, and the situation of winding wrinkles caused by winding springback is prevented.

The utility model discloses carbon monitoring equipment for carbon emission, and relates to the technical field of environmental monitoring. The carbon monitoring equipment for carbon emission comprises a fixing plate, a cylinder fixedly connected to the surface of the fixing plate and a detector fixedly installed in the cylinder, a fixing ring is fixedly connected to the interior of the cylinder, limiting grooves are formed in the fixing ring at equal intervals, and movable assemblies are movably installed in the limiting grooves; the ends, away from the fixing rings, of the movable assemblies are fixedly connected with filtering assemblies. By means of a vibration mode and matching with reverse rotation of the fan, dust and sundries can be directly and rapidly separated from the filter screen, the detection environment of the detector is improved, after the surface of the filter screen is stained with dust, when the fan works, the air pressure in the barrel can be reduced, the whole filter assembly can slide in the barrel in the direction close to the fan, and therefore the detection efficiency of the detector is improved. And the touch switch is triggered to start, so that the filter screen can be quickly and automatically cleaned according to the actual condition of the filtering effect of the filter screen.

A degreaser for the outer wall of an oxidation pipe comprises a degreasing scraping sleeve and a fixing ring. The oil removal scraping sleeve is provided with a sleeve, the bottom of the sleeve is provided with an inverted circular truncated cone structure, the top of the sleeve is provided with an external thread, the oil removal scraping sleeve can be inserted into a pipe hole of an oil bath cover plate of the fraction diesel oxidation stability tester, and the top, provided with the external thread, of the oil removal scraping sleeve can penetrate out of the pipe hole; the fixing ring is provided with an internal thread, so that the oil removal scraping sleeve can be fixed on the pipe hole through the internal thread at the upper part of the pipe hole; when the oxidation tube is taken out of the oil bath of the distillate diesel oxidation stability detector, the oil remover on the outer wall of the oxidation tube can immediately remove the silicone oil adhered on the outer wall of the oxidation tube and simultaneously enables the silicone oil to flow into the oil bath again. According to the utility model, the defects in the prior art are overcome, the heating silicone oil in the oil bath of the distillate diesel oxidation stability tester can be recovered in time, the long-term normal operation of the tester is ensured, the cleanliness of the detector and the operation table can be ensured, and the detection environment is improved.

The invention discloses a method for detecting the air tightness of a plate-fin heat exchanger, and provides a method for detecting whether a leakage point exists in the heat exchanger through secondary negative pressure, which comprises the following steps of: forming a closed inner cavity in the plate-fin heat exchanger, then vacuumizing the inner cavity of the plate-fin heat exchanger, stopping vacuumizing when the inner cavity reaches a preset primary negative pressure value, and stopping vacuumizing when the inner cavity reaches the preset primary negative pressure value. The negative pressure change of the inner cavity is observed, and if the first-stage negative pressure value of the inner cavity is not kept unchanged after a period of time, it is judged that serious leakage points exist in the plate-fin heat exchanger, and the air tightness is unqualified; and if the first-stage negative pressure value of the inner cavity is kept unchanged after a period of time, the inner cavity of the plate-fin heat exchanger continues to be vacuumized, and when the inner cavity reaches the preset second-stage negative pressure value and can be kept for a certain period of time, it is judged that the air tightness of the plate-fin heat exchanger is qualified. The air tightness detection of the plate-fin heat exchanger can be quickly and efficiently completed, a drying step in a pressure water detection method is avoided, the limitation of the size of the detected heat exchanger by the size of a water tank is overcome, the detection environment is improved, and the detection efficiency is remarkably improved.

The invention discloses a cottonyphenol solution standard substance and a preparation method and a detection method thereof, and is particularly related to the field of chemical detection. The preparation method comprises dissolving a cottonyphenol standard substance in acetone to obtain a cottonyphenol acetone solution; adding phosphoric acid to the cottonyphenol acetone solution, adjusting the pH value to 3.0-5.5, and ultrasonically treating to prepare a uniform cottonyphenol acetone phosphoric acid solution; diluting the cottonyphenol acetone phosphoric acid solution with anhydrous ethanol solution to obtain a required cottonyphenol solution standard substance. The cottonyphenol solution standard substance of the present invention is prepared by adding phosphoric acid to adjust the pH in the preparation of the cottonyphenol solution standard solution, and adding a small amount of acetone as a stabilizer to ensure the stability of cottonyphenol; so the cottonyphenol solution standard substance prepared by the present invention has the characteristics of good stability, convenient transportation and detection. The cottonyphenol solution standard substance of the present invention has good uniformity, is stored in a dark and refrigerated state, has little change in value when left standing for a long time, and has a stable period of up to 2 years.

The invention discloses an anodic oxide film detection system which comprises a conveying module, a preprocessing module, a multi-dimensional detection module, a data processing module, a sorting module and a central control module. The conveying module is used for conveying an anodic oxide film workpiece to be detected to each functional module according to a preset speed and path; the pretreatment module is arranged on a conveying path of the conveying module and is used for cleaning and drying the surface of a to-be-detected workpiece; and the multi-dimensional detection module is arranged on the conveying path behind the preprocessing module and is used for carrying out multi-parameter detection on the preprocessed workpieces. According to the anodic oxide film detection system disclosed by the invention, the problems of low detection efficiency, poor detection precision, single detection parameter, insufficient pretreatment, weak data processing capability, low sorting efficiency and the like in anodic oxide film detection in the prior art are solved.

The utility model provides intelligent nondestructive fabric detection equipment. The intelligent nondestructive fabric detection equipment comprises a rack, an unwinding mechanism, a winding mechanism and a detection box body, wherein the unwinding mechanism is used for unwinding rolled fabric; the winding mechanism is used for winding the fabric; the rack is provided with a detection table board; the unwinding mechanism and the winding mechanism are located on the front side and the rear side of the detection table respectively. The detection box body is arranged above the detection table top through a movement mechanism; the detection box body is provided with a containing cavity with a downward opening; a light source, a light source driving module and a camera module are arranged in the accommodating cavity; a first interval is reserved between the front side and the rear side of the opening in the lower portion of the containing cavity and the detection table top so as to form a fabric passing channel between the unwinding mechanism and the winding mechanism. According to the equipment, image acquisition and detection of the whole fabric can be realized, the fabric does not need to be cut, and nondestructive detection is realized; the device can be applied to detection of fabrics with different breadths while realizing volume miniaturization, and has good universality.

The utility model belongs to the technical field of concrete strength testing, and particularly relates to a resiliometer support which comprises a supporting assembly, a first longitudinal rod and a second longitudinal rod, and the supporting assembly comprises a transverse rod, a first longitudinal rod and a second longitudinal rod, and the first longitudinal rod and the second longitudinal rod are arranged at the two ends of the transverse rod and perpendicular to the transverse rod; the sliding assembly is arranged on the cross rod, and the sliding assembly can reciprocate along the cross rod; and the clamping piece is arranged on the sliding assembly, and the clamping piece is used for clamping the rebound apparatus. The rebound apparatus support effectively solves the technical problems that when a rebound apparatus is manually used for detection, deviation is prone to occurring, and use is inconvenient.

The application discloses a kind of science and technology overloading non-field law enforcement equipment, belong to traffic management technical field.The science and technology overloading non-field law enforcement equipment, through infrared monitor, vehicle is monitored, and whether piezoelectric film sensor is detected vehicle is overweight, in overweight case, cooperate vehicle marking spray assembly and spray dangerous warning sign to vehicle rear, then can automatically mark overweight vehicle, facilitate remind other vehicles, and it is beneficial to road police to know overweight vehicle quickly, facilitate vehicle interception, secondly in rainy weather, with rainwater into water storage tank increases, press-down component controls telescopic rainproof assembly to be unfolded, telescopic rainproof assembly is shielded to piezoelectric film sensor, reduce the influence of rainwater on detection accuracy, maintain good detection environment, and water flow driving assembly drives transparent cylinder rotation can keep circumferential surface is realized automatic cleaning operation in rainy day by clean strip, avoid monitoring image to appear fuzzy, and it is beneficial to clean.

The invention relates to the technical field of electrified early warning equipment, in particular to an automatic warning device and method for preventing mistaken entering in an electrified area, and the warning device comprises a detection base which is fixedly wound around the electrified area, a plurality of column strips are fixedly arranged on the detection base, and an optical fiber channel is formed between every two column strips. An elastic rubber plate is arranged above the optical fiber channel; the vibration detection mechanism comprises a plurality of vibration optical fibers arranged in the optical fiber channel, each vibration optical fiber is suspended below the elastic rubber plate above the vibration optical fiber, and the vibration optical fibers are electrically connected with the control device; and the warning module is electrically connected with the control device and is used for sending out warning prompt information when the vibration optical fiber detects vibration. According to the warning device, applicability setting can be accurately carried out according to the discharging safety distance of the electrified area, and the prevention and control effect is accurate and reliable; the vibration optical fiber is arranged below the elastic rubber plate and is not easily influenced by severe weather such as rain, snow and wind.

The present invention relates to the field of jewelry detection technology, and more particularly to an operating platform for jewelry detection, including a moving frame and a box door symmetrically rotatably connected to the moving frame, a fixed seat fixedly connected to the inner side of the moving frame, an operating panel installed on the top of the fixed seat, a microscope installed on the fixed seat, and LED lights evenly spaced along the circumference of the microscope are installed to illuminate the jewelry. The present invention places the jewelry on a hollow placement seat and fixes it by clamping it with a clamp, then starts an electric slide rail to drive the annular baffle to move upward to contact the fixed ring, and the annular baffle and the elastic cloth form a closed space, which also isolates the light source around the jewelry. Then the operator can start the LED light to illuminate the jewelry, and then operate the microscope to perform fine inspection on the jewelry. Since the annular baffle cooperates with the elastic cloth to isolate the light source around the jewelry, the jewelry is in a dark environment, providing a good inspection environment for the jewelry, thereby improving the accuracy and effect of the inspection.

The utility model provides a water level observation device for hydrogeological exploration, and belongs to the technical field of hydrogeological exploration, the water level observation device comprises a main body, and a driving assembly and a sinking type detection assembly which are arranged on the main body, the sinking type detection assembly is provided with a detection end, the output end of the driving assembly is connected with the sinking type detection assembly, and the output end of the driving assembly is connected with the sinking type detection assembly. The water level observation device comprises a sinking type detection assembly and a driving assembly, the sinking type detection assembly is connected with the detection end to control the detection end to ascend and descend, the driving assembly comprises a gear box, a rotating wheel, a speed reducer, a bearing box, a motor, a transmission wheel, an output shaft, an angle sensor and a magnetic encoder, the motor drives the speed reducer and the rotating wheel to rotate, the rotating wheel is meshed with the transmission wheel, and the transmission wheel is connected with the sinking type detection assembly through the output shaft. According to the sinking type detection device, manpower is replaced by automation, the number of operators is reduced, the labor cost is reduced, the detection environment is improved, and management is optimized.

The invention discloses an automatic detection system of a graphite electrode, and relates to the field of graphite electrode detection.The automatic detection system of the graphite electrode comprises an electrode basic detection module, an electrode shutdown detection module and an electrode scrap detection module. Judging whether the graphite electrode has a fault or not, if the graphite electrode has the fault, carrying out shutdown detection, judging whether the graphite electrode needs to be replaced or not through an electrode shutdown detection module, and if the graphite electrode needs to be replaced, carrying out cutting detection and analyzing to obtain the cuttable area of the graphite electrode; according to the graphite electrode detection method, the automation level of graphite electrode detection is improved, the detection error and cost are reduced, and the quality control of the graphite electrode and the efficient utilization of resources are ensured.

This utility model discloses an acoustic detection device for waterway surveying, belonging to the field of waterway surveying. It includes a mounting plate with a cutting assembly at its lower end. The cutting assembly includes a rotating base installed inside the mounting plate, a rotating roller rotatably connected inside the rotating base, a cutting blade fixedly sleeved on the outer wall of the rotating roller, and a toothed sleeve fixedly sleeved on the outer wall of the rotating roller. Through the coordinated use of these devices, the stability and efficiency of waterway detection are improved. Driven by a motor, in conjunction with the toothed sleeve, active gear, reciprocating screw, rotating roller, and cutting blade, the component rotates, allowing the cutting blade to quickly cut away roots and aquatic plants. Combined with the longitudinal displacement of the cutting blade holder, debris is quickly cut off and pushed away from the outer wall of the protective cover, preventing debris from adhering to the outer wall of the detector along with the water flow, thereby improving the detector's detection environment and increasing the accuracy of the detection data.

The invention relates to the technical field of jewelry detection, in particular to an operating platform for jewelry detection, which comprises a movable frame and box doors symmetrically and rotatably connected to the movable frame, a fixed seat is fixedly connected to the inner side of the movable frame, an operating panel is mounted at the top of the fixed seat, a microscope is mounted on the fixed seat, and LED lamps are uniformly mounted on the microscope at intervals in the circumferential direction. The lamp is used for illuminating jewelry. Jewelry is placed on the hollow placing seat and clamped and fixed through the clamping plate, then the electric sliding rail is started to drive the annular baffle to move upwards to make contact with the fixing ring, the annular baffle and the elastic cloth form a closed space, light sources around the jewelry are isolated, and then an operator can start the LED lamp to illuminate the jewelry; and the annular baffle plate and the elastic cloth are matched to isolate the light sources around the jewelry, so that the jewelry is in a dark environment, a good detection environment is provided for the jewelry, and the detection accuracy and effect are improved.

The utility model relates to the technical field of food detection, in particular to a quality detector for frozen food. According to the technical scheme, the device comprises a detection box and a detection mechanism arranged in the detection box, a detection frame is arranged in the detection box, a fan is fixedly arranged at the bottom in the detection box, the fan is communicated with the outer side of the detection box through an exhaust pipe, an air suction pipe is fixedly arranged on the surface of the outer side of the fan, and a ventilation pipe is fixedly arranged at the end, away from the fan, of the air suction pipe. An air inlet pipe is fixedly arranged on the upper surface of the ventilation pipe, and the end, away from the ventilation pipe, of the air inlet pipe penetrates through the detection frame and extends into the detection frame; according to the utility model, the fan is matched with the detection frame and the ultraviolet lamp to disinfect and exhaust the interior of the detection box and the detection frame, so that the detection environment in the detection box is improved, and the influence of peculiar smell or other substances remained in the previous food detection on the subsequent food detection result is avoided; therefore, the subsequent food detection result and the practicability and convenience of the food detector can be improved.