16 results about "Water detector" patented technology

The invention relates to the technical field of oil-water detection equipment, and discloses an oil-water detector and method based on a liquid mass resonance measurement principle. The oil-water detector based on the liquid mass resonance measurement principle comprises a parameter sensing unit which is used for contacting an oil-water mixed medium in a pipeline and comprises a current carrying body with a measurement cavity, a measurement probe arranged in the measurement cavity and a resonance body arranged in the measurement probe; and the data processing unit is in signal connection with the parameter sensing unit and comprises a signal transmitting module which is used for transmitting an audio frequency sweep frequency signal to the resonant body to excite liquid column resonance and transmitting electromagnetic short waves with a preset frequency to an oil-water mixed medium at the same time. According to the invention, direct measurement of the density and the dielectric constant is fused, the phase state is identified by using an intelligent algorithm, and the model is switched, so that the problem of failure of a single principle technology in a specific phase state is solved, and high-precision measurement in a water-in-oil state or an oil-in-water state in a full range from pure water to pure oil is realized.

The invention discloses a sampling device for a PPB-level vehicle-mounted fuel gas leakage patrol system, and belongs to the technical field of fuel gas detection. By arranging eight sampling ports in different directions and adopting a time division multiplexing mode, 360-degree non-blind area sampling can be achieved, the transmission direction of fuel gas leakage can be effectively and accurately judged, and the detection efficiency is improved. Powerful support is provided for quick positioning of leakage points, and the problem that an existing sampling device is single in sampling direction is solved; a water detector and a drainage mechanism are integrated, water can be automatically drained from the bottom when collected, the water is effectively prevented from entering a detection system to cause damage, the water interference resistance of the sampling device is improved, and the sampling device is suitable for complex scenes such as rainy days and ponding road sections; the sampling speed of the sampled gas is matched with the driving speed of the detection vehicle through the vehicle speed matching module, so that stable gas samples can be obtained at different vehicle speeds, and the problem of poor stability of sampled data of an existing sampling device is solved.

The utility model discloses a water detection machine for temperature control valve detection, which particularly relates to the technical field of detection and comprises a frame, a top plate is fixedly connected to the top of the frame, an inner frame is fixedly connected to the bottom of the top plate, and a positioning mechanism is arranged on the inner side of the inner frame. The positioning mechanism comprises a first air cylinder, one side of the first air cylinder is fixedly connected with the upper surface of the inner frame, one side of the inner frame is fixedly connected with a second air cylinder, the output ends of the first air cylinder and the second air cylinder are fixedly connected with a push frame, the outer side of the push frame is slidably connected with the inner side of the inner frame, and one side of the push frame is fixedly connected with a silica gel gasket. The two pushing frames and the silica gel gaskets are used for conducting opposite extrusion positioning on the top and the side face connector of the valve body and keeping sealing, internal pressurization and surface blow-drying cleaning are facilitated, and quick clamping of valve bodies of different models is achieved; meanwhile, the valve body is immersed in water through lifting of the water tank, bubbles on the water surface are observed, the sealing performance is detected in combination with a display screen and an indicator lamp, and therefore the operation process is optimized, and the detection efficiency and accuracy are improved.

The invention relates to the technical field of oil-water detection, and discloses an oil-water detector and a detection method thereof.The oil-water detector comprises a detection instrument panel, a detection module is fixedly arranged on the part, extending into oil water, of the detection instrument panel, and the detection module comprises a detection outer pipe and a detection column which are coaxially nested; an external air supply module is integrated on the detection instrument panel, and is connected with a pneumatic input end of the guide lifting module; the detection probe column coaxially penetrates through an inner cavity of the detection outer pipe, an annular gap is formed between the detection probe column and the detection outer pipe, and a residual oil scraping mechanism is arranged in the annular gap; the scraping wire ring made of an elastic memory alloy material is arranged, and the external air supply module is used for driving the scraping wire ring to do reciprocating lifting motion to generate a shear flow field, so that a residual oil-water mixture adsorbed on the outer wall of the detection probe column can be regularly and actively scraped off, and a new detection surface is exposed on the outer wall of the detection probe column in real time; it is ensured that the detection probe column is in direct contact with undetected oil and water during each detection.

The present application relates to the technical field of tunneling equipment, in particular to a mode conversion system of a multi-mode shield tunneling machine in composite stratum, comprising a prediction layer, a perception layer, a data bus layer, a decision layer and an execution layer: the prediction layer obtains geological and hydrological information in front through TSP advanced geological prediction and an infrared water detector; the perception layer integrates multiple sensors to collect tunneling parameters and processes them through a data fusion algorithm; the data bus layer realizes spatio-temporal alignment of data based on a distributed stream processing platform; the decision layer generates conversion instructions using a CNN + fuzzy logic + reinforcement learning hybrid model; the execution layer drives an execution mechanism to complete EPB / SPB / TBM mode conversion and ensures safety through feedback correction. The present application realizes adaptive decision-making and seamless execution of mode conversion, significantly shortens conversion time, reduces tool wear, and improves composite stratum construction efficiency and safety.

The utility model provides a fire hydrant detection device, which relates to the technical field of fire hydrant detection and comprises a hydrant head connecting base. The detection mechanism is arranged on the surface of the bolt head connecting base, water flow, water pressure and temperature in a cavity of the bolt head connecting base are detected in real time, the detection mechanism comprises a bottom shell, the bottom shell is fixedly connected with the bolt head connecting base, and the bottom shell and the inner wall of the bolt head connecting base are in threaded connection with a plurality of fixing bolts. The inner wall of the base is fixedly connected with a circuit mainboard, the inner wall of the bottom shell is fixedly connected with an integrated fixing block, the surface of the integrated fixing block is fixedly connected with a switch detector, the surface of the integrated fixing block is fixedly connected with a temperature detector, and the surface of the integrated fixing block is fixedly connected with a water existence detector. According to the utility model, the problem that the detection efficiency is low due to the fact that the bolt head needs to be subjected to multi-functional detection and is very troublesome during detection is solved.

The utility model belongs to the technical field of sealing detection of automobile water tanks, and discloses a water detection machine which comprises a rack, a lifting unit, a placement frame and a soft net assembly, a water tank is arranged on the rack, the placement frame is connected with the lifting unit, and lifting mechanisms are symmetrically arranged at the top of the placement frame. The two ends of the soft net assembly are detachably connected to the symmetrically-arranged lifting mechanisms respectively, and the soft net assembly is used for preventing the to-be-detected object located on the containing frame from floating to the water surface. The placing frame can be driven by the lifting unit to move upwards to the outside of the water tank, an operator can conveniently place a to-be-detected object, during detection, the lifting mechanism can drive the soft net assembly to move downwards to make contact with the to-be-detected object on the placing frame, a product is prevented from floating to the water surface, the soft net assembly can well adapt to the surface of the product, and the detection efficiency is improved. And meanwhile, meshes in the soft net assembly can allow other parts such as a ventilation pipeline to extend out, so that the pipeline is prevented from being pressed and hard contact with a product is avoided.

The utility model provides an intelligent fire hydrant water pressure monitoring terminal based on the internet of things, which comprises a fire hydrant main body, the upper end of the fire hydrant main body is a flange connecting disc, the flange connecting disc is in bolted connection with a top cover, a plugging part is arranged in the fire hydrant main body, and the top cover is in bolted connection with the top cover. A water outlet pipe, a closed pipe and an information box are arranged on the fire hydrant body, a first sealing cover and a second sealing cover are arranged at the tail end of the water outlet pipe, and a water immersion detection chamber is arranged in the closed pipe and used for detecting the water seepage condition in the closed pipe. According to the intelligent fire hydrant water pressure monitoring terminal based on the Internet of Things, the water pressure detector is connected to the information box and directly monitors the water pressure in the fire hydrant body; in the water immersion detection chamber, a plugging floating ball is combined with a water immersion detector to realize water seepage control and alarm, and water source waste caused by long-time non-discovery of water seepage is prevented; the information box integrates collection, analysis and uploading of related data of the fire hydrant, continuous operation of the system is guaranteed, and remote monitoring is facilitated.

A smart water sensor for monitoring water in planters, having a detector housing, a microcontroller, a top and bottom water detector producing top and bottom detector signals indicative of water absence or presence at a top and bottom levels; the microcontroller timestamping the detector signals, adds the timestamped signals to a timeseries, and identifying detector signal transitions from wet-to-dry and dry-to-wet; microcontroller further determines a dewatering duration, a drink rate, and irrigation period based on the drink rate and watering parameters; the smart water sensor further having a wireless transceiver for communication datalink with a remote microcontroller, the microcontroller configured to cause the water detectors to produce detector signals at a regular interval; the top and bottom water detectors having a top and bottom emitter, a top and bottom reflector, and a top and bottom receiver; and, the top and bottom receivers generating the detector signals.

The invention relates to the technical field of water pumps, in particular to a water pump with intelligent detection and early warning functions, which comprises a water pump main body, a motor main body is arranged outside the water pump main body, and a water-free detection device is arranged outside a bearing position of the water pump main body; a water-free detection device is arranged in the water pump body, a first vibration detection device and a second vibration detection device are arranged on the two sides of the exterior of the water-free detection device correspondingly, and temperature detection devices are arranged on the exterior of the first vibration detection device and the exterior of the second vibration detection device correspondingly. When the vibration amplitude and frequency of the bearing position of the water pump body are too large, real-time alarming is carried out, the temperature generated by overflowing of the bearing position of the water pump body can be detected through the arranged temperature detection device, alarming is carried out when the temperature is too high, and real-time detection and alarming are carried out on different states of water existence or no water during operation of the water pump body. And the use safety of the water pump main body is effectively improved.

The invention relates to the technical field of smart home and health management, in particular to a method for identifying daily unhealthy living habits, which comprises a data acquisition layer, a data processing and analysis layer and an application layer. The data acquisition layer comprises an intelligent socket, a human body infrared detector, a sleep sensor, a door magnetic opening and closing sensor, a hygrothermograph, a water sensor, an air quality detector, a closestool flushing detector, an SOS button and an intelligent night lamp; the intelligent socket, the human body infrared detector, the sleep sensor, the door magnetic opening and closing sensor, the hygrothermograph, the water sensor, the air quality detector, the closestool flushing detector, the SOS button and the intelligent night lamp are installed at the corresponding positions in a living room, a horizontal room, a kitchen, a dining room and a bathroom in a matched mode respectively. By fusing data of a plurality of Internet of Things sensors, a system capable of automatically identifying, analyzing and early warning specific unhealthy living habits is constructed, so that active management of user behavior health is realized.

The utility model relates to the field of water leakage detection, and provides a water leakage detector and a water purifier. The water leakage detector comprises a mounting base and a detection assembly, the mounting base comprises a back plate, the detection assembly is arranged at one end of the back plate in the thickness direction, the mounting base further comprises a water baffle and / or a supporting column, the water baffle is arranged above the detection assembly, a cover is formed above the detection assembly, and the supporting column is arranged above the water baffle. False alarm of the water leakage detector due to the fact that water drops from the upper portion of the detection assembly and leaks to the detection assembly can be avoided; the supporting column is arranged between the back plate and the detection assembly and protrudes out of the surface of the back plate, so that a gap is formed between the opposite surfaces of the detection assembly and the back plate, and the situation that water flows to the detection assembly along the surface, facing the detection assembly, of the back plate to cause false alarm of the water leakage detector can be avoided; therefore, the operation reliability of the water leakage detector can be improved. The water purifier adopts the water leakage detector for water leakage detection, so that water leakage can be prevented from being misreported, and the use reliability and convenience of the water purifier can be improved.

This utility model belongs to the technical field of micro-water detectors, and particularly relates to a portable micro-water detector, including a detector body, two support components, and a handle component. The detector body has a storage slot at its top along the Z-axis, and first and second fixing slots are provided on both sides of the detector body along the X-axis. The support components include: a mounting base, rotatably mounted on both sides of the detector body along the X-axis along the YZ plane; and a support frame, rotatably mounted on the mounting base along the XZ plane. The handle component is detachably connected to both ends of the two support frames. The advantages of this utility model are that when the support frame is facing upwards and connected to the handle component, it facilitates the movement of the micro-water detector by staff; when the support frame is facing downwards and connected to the handle component, it facilitates stable placement and data observation of the micro-water detector. Furthermore, the storage slot on the detector body reduces the space occupied during storage and improves portability.

This invention discloses a drill rod docking structure for an automatic water exploration machine used in coal mines, including an intermediate tube, a connecting rod tail, a connecting rod head, and a connector. The front and rear ends of each intermediate tube are respectively fixed with a connecting rod head and a connecting rod tail. Adjacent intermediate tubes are docked through their connecting rod heads and tails, which are then positioned and fixed by the connector. In this structure, adjacent hollow tubes are connected by a tight fit between the jaws of a three-jaw connector and the groove of the connecting rod head. This avoids the use of threaded connections, thus eliminating issues such as difficulty in alignment, incomplete locking (e.g., insufficient thread rotation), and difficulty in disassembling and replacing drill rods. It also enables rapid docking, allowing workers to quickly repair drill rods within a specified time, significantly reducing labor costs and increasing work efficiency.

The utility model discloses an oil-water detector based on the working principle of liquid mass resonance, which comprises a pipeline, a detector is assembled above the pipeline, the detector comprises an electronic unit and a sensing part, the sensing part comprises a columnar current carrier, a measuring probe and a resonance body, a columnar cavity is formed in the columnar current carrier, the measuring probe is arranged in the columnar cavity, and the resonance body is arranged in the columnar cavity. A flow guide groove is formed in the periphery of the columnar cavity and used for enabling a medium to flow into the columnar cavity, a measuring probe is assembled in the columnar cavity, and a resonance body is installed in the measuring probe and used for enabling the medium entering the columnar cavity to make contact with the measuring probe. A current carrying body for measurement is provided through the arranged sensing part, the arranged electronic unit has the functions of frequency emission, signal acquisition, data fitting calculation and signal isolation output, and the electronic unit not only generates natural vibration resonant frequency, but also emits electromagnetic short waves to a sensor probe.

This invention relates to the field of oil-water detection technology, and discloses an oil-water detector and its detection method. The oil-water detector includes: a detection instrument panel, a detection module fixedly installed on the part of the detection instrument panel that extends into the oil-water, the detection module including a coaxially nested detection outer tube and a detection probe; an external air supply module is integrated on the detection instrument panel, and the external air supply module is connected to the pneumatic input end of a guide lifting module; the detection probe is coaxially inserted into the inner cavity of the detection outer tube, forming an annular gap between the two, and a scraping residual oil mechanism is installed in the annular gap; this invention uses a scraping wire ring made of elastic memory alloy material, and uses the external air supply module to drive the scraping wire ring to perform reciprocating lifting motion, generating a shear flow field, which can periodically and actively scrape off the residual oil-water mixture adsorbed on the outer wall of the detection probe, so that the outer wall of the detection probe is exposed to a new detection surface in real time, ensuring that the detection probe is in direct contact with the undetected oil and water during each detection.