109results about How to "Unblock in time" patented technology

The invention discloses a terminal locating method, apparatus, and system. The method includes steps: obtaining identification information sets acquired at the current moment by each wireless detecting device, wherein each identification information set includes identification information of one or more mobile terminals; comparing the identification information sets to obtain a comparison result; and locating the area position(s) which one or more mobile terminals are located in according to the comparison result, wherein the area positions are divided by the wireless detecting devices. According to the method, apparatus and system, the technical problem of failure of accurate locating of the mobile terminals by employing the prior art is solved.

The invention discloses a novel floor drain; a liquid level sensor is arranged on the inner sidewall of a drain basket; the liquid level sensor is used for detecting whether the floor drain can achieve drainage; a water stopper is used for plugging a water seal main body, so that the emission of odor in a sewer pipe is prevented; and when the liquid level sensor detects the drainage, the water seal main body is opened by the water stopper and water is discharged into the sewer pipe. With the adoption of the structures, the interior of the water seal main body of the floor drain is simple, and the drainage speed of the floor drain is not affected, so that smooth drainage of the floor drain is guaranteed.

The invention discloses a high-rise building drainage pipeline blockage fault positioning and monitoring device, and mainly relates to a drainage pipeline. The device comprises a drainage pipe, electromagnetic valves, pressure sensors, superchargers, unit alarms and a computer terminal, wherein the drainage pipe comprises a plurality of short pipes; and the pressure sensor on each floor is connected with the corresponding unit alarm, the pressure sensor on each floor of the corresponding unit in the corresponding building is in data connection with the computer terminal, and the unit alarm ofeach unit in the corresponding building is in data connection with the computer terminal. The device has the beneficial effects that the drainage pipeline can be monitored in real time, the blockage position can be timely detected, the drainage pipe can be dredged in time, and the residents do not need to stop using the water when the drainage pipe is re-dredged; and the adjacent short pipes are detachable connected, and therefore convenience can be brought, internal cleaning of the drainage pipeline or the replacement of the short pipes is more convenient, and regular inspection of the drainage pipeline is facilitated.

The invention discloses a device and method for detecting plugging of a tobacco bale conveying channel and a packaging machine and relates to the field of tobacco control. The device comprises a tobacco bale detector, timing equipment and a controller. The tobacco bale detector is used for sending a first level signal to the timing equipment when tobacco bales on the tobacco bale conveying channel are detected or sending a second level signal to the timing equipment when the tobacco bales on the tobacco bale conveying channel are not detected; the timing equipment is used for transmitting first time duration of the first level signal obtained through recording to the controller or transmitting second time duration of the second level signal obtained through recording to the controller; the controller is used for judging whether the first time duration is larger than first threshold value time, and if yes, plugging of the tobacco bale conveying channel is determined; or the controller is used for judging whether the second time duration is larger than second threshold value time, and if yes, plugging of the tobacco bale conveying channel is determined. The device and method are used for detecting whether plugging occurs on the tobacco bale conveying channel or not.

The invention relates to multifunctional dredging equipment which comprises a support component, wherein the support component is provided with a tapping rod, one end of the tapping rod is a hinged end which is hinged to the support part, and the other end part of the tapping rod is provided with a claw for dredging; the equipment also comprises a driving mechanism for driving the tapping rod to rotate up and down around the support component; the tapping rod is of a hollow barrel structure with two open ends; an opening at one end, which is away from the claw, of the tapping rod is connected with a high-pressure air hosepipe; the joint of the tapping rod and the high-pressure air hosepipe is provided with a valve. According to the multifunctional dredging equipment, the claw is matched with high-pressure air, so that double-acting dredging operation can be performed, not only can the dredging efficiency be greatly improved, but also the dredging effect is favorable. The multifunctional dredging equipment is capable of dredging in time during blockage, so as to ensure the continuity of production; the multifunctional dredging equipment can operate automatically, also can be manually operated, can realize continuous operation and intermittent operation, can be locally controlled, and also can be remotely controlled.

A double-chamber fluidized bed sludge dryer comprises a distribution chamber, an air chamber, a drying chamber, a cyclone separator and the like. The double-chamber fluidized bed sludge dryer is mainly characterized in that the side end surface of the distribution chamber is connected with a wet sludge feeding pipe, a plurality of ball valves are arranged on the upper end surface of the distribution chamber, a plurality of sludge spraying nozzles are arranged on the lower end surface of the distribution chamber, the centers of the ball valves coincide with the centers of the sludge spraying nozzles in the vertical direction, the air chamber and the drying chamber are respectively divided into two corresponding sub-chambers, the first air sub-chamber is filled with 67%-75% of total air, and 67%-75% of the total heat exchange surface of a heater is formed in the first drying sub-chamber. Under the condition that the work of the dryer is not influenced, the sludge spraying nozzles blocked by sundries like braided straps mixed in sludge can be quickly unblocked. In addition, the double-chamber fluidized bed sludge dryer has the advantages that feeding is uniform, dry sludge particulates are uniform in water content, the energy consumption is low, the drying efficiency is high, and operation is reliable.

Sewage processing equipment is disclosed. The sewage processing equipment can automatically operate to carry out the sewage separation work and also can rapidly sort, collect and discharge foreign materials in sewage. Through reasonable design of the equipment, floor space of the equipment is reduced to the greatest extent; automatic operation is realized; and two states, namely automatic operation and manual operation, can be switched. As the equipment is equipped with an intelligent control system, tedious operations can be effectively reduced. And with cooperation of various induction devices, efficient and rapid sewage separation is realized. According to the invention, automatic sewage treatment is realized.

The invention relates to a holographic projection device convenient for ventilation and heat dissipation for virtual reality. The device comprises a main body, an air inlet mechanism, an air distribution mechanism, an exhaust mechanism and a plurality of support legs, wherein the air inlet mechanism comprises an air inlet pipe, an air exchange chamber, an ash discharge pipe and a switching assembly, openings are formed in the two sides of the bottom end of the air inlet pipe, a filter screen is arranged in the opening, a fan and a vertical rod are arranged in the air inlet pipe, the air distribution mechanism comprises an air distribution chamber, a vertical pipe, a transverse pipe, a rotating assembly and a plurality of spray nozzles, and the rotating assembly comprises a rotating shaft and a plurality of rotors. According to the holographic projection device convenient for ventilation and heat dissipation for virtual reality, external air is conveniently introduced into the air distribution mechanism through the air inlet mechanism, and the filter screens are dredged in time to prevent blockage. In addition, the cold air can be uniformly distributed in the main body through the air distribution mechanism, so that the cooling and heat dissipation effects are improved, the temperature in the main body is reduced, the service life of the equipment is prolonged, and the practicability of the equipment is improved.

The invention discloses a steam circulation system, comprising a boiler and steam utilization equipment communicated with the steam outlet of the boiler. The steam circulation system also comprises a return tube of which one end is communicated with the steam outlet of the steam utilization equipment, and a pumping device communicated with the other end of the return tube. The outlet of the pumping device is communicated with the inlet of the boiler. High-temperature steam in the boiler enters the steam utilization equipment to be utilized, and then is guided into the pumping device through the return tube, steam is pressurized by the pumping device, so that the steam can be conveyed into the boiler. Therefore heat energy contained in the steam of exhaust gas can return to the boiler, and the waste of energy is avoided, so that the problem that the steam energy utilization rate of the steam circulation system is relatively low can be effectively solved.

The invention relates to the technical field of sewage filtering auxiliary devices, and in particular relates to a box-type filter for sewage. The filter comprises a bottom plate, a working box and afilter plate; a working chamber is arranged in the working box, a material inlet is arranged in the upper part of the left side of the working box, and a material inlet plate is arranged at the material inlet; a material discharging pump is in sealed communication with the lower part of the front side of the working box, and a material discharging valve is arranged at the material discharging pump; a maintenance opening is arranged in the top end of the working box in a communication manner, and the maintenance opening is provided with a maintenance plate; the filter also comprises a push plate, a push rod, a push block and a scraping plate, and a first sealing ring slidaly sleeves the outer side of the push rod; the bottom plate comprises an upper plate body, a lower plate body, a supporting column and a universal ball, and the bottom end of the upper plate body is provided with a spherical groove; the top end of the maintenance plate is provided with an observation hole in a communication manner, a transparent observation plate is arranged at the observation hole, and the left side of the top end of the maintenance plate is provided with a front-back communication groove; and thefilter further comprises a slide block, a driving column, a driving plate, an installation plate and a sponge.

The invention relates to a method for detecting blockage of a lower opening of a coal slipping hole of a coal mining belt conveyor head. The method comprises the following steps: acquiring an image of a coal hole sieve plate region; utilizing a target detection model to identify sieve pores in the coal hole sieve plate in the image; determining the number of the sieve pores according to the recognition result of the sieve pores; if the number of the sieve holes is smaller than or equal to the preset number, judging that the coal hole sieve plate is blocked. According to the scheme provided by the invention, the computer vision technology can be utilized to automatically identify the state of the slip coal hole and detect whether the slip coal hole is blocked or not, and the detection result can be accessed to a coal mine safety production monitoring platform as required for alarming and can be used as a basis for judging whether a worker dredges the slip coal hole in time or not.

The invention discloses a material conveying system. The feeding end of a second conveying belt is connected with the discharging end of a first conveying belt through a charging barrel. The material blocking alarm device comprises a first material passing detection device, a second material passing detection device, an alarm and a controller, the first material passing detection device is arranged at a first preset position of the first conveying belt and used for sending out a first material passing signal, and the second material passing detection device is arranged at a second preset position of the second conveying belt and used for sending out a second material passing signal; the controller is connected with the first material passing detection device, the second material passing detection device and the alarm. Under the condition that the controller does not receive the second material passing signal within a preset time after receiving the first material passing signal, the alarm gives an alarm; the preset time is the time for the material to pass through the charging barrel from the first preset position to the second preset position at the preset speed. By the adoption of the technical scheme, the problem that the operation efficiency of the whole system is affected due to the fact that the system is stopped when the material transportation system is blocked can be solved.

The invention provides an intelligent monitoring system for a liquid flow meter used in gutter downpipes, comprising: a data collection mechanism, an analysis and prediction mechanism and a control terminal, the data collection mechanism is provided with a liquid flow sensor, an infrared sensor and an image collection device, and the data The collection mechanism is connected to the input terminal of the analysis and prediction mechanism through the IoT intelligent gateway, the output terminal of the analysis and prediction module is connected to the control terminal, and the collection module, analysis and prediction module, and interface display module are all connected to the control terminal. In the present invention, by setting a liquid flow sensor to detect the liquid flow at the gutter, the running status of the roof gutter and the downpipe can be monitored in real time without manual on-duty; problems can be found in time, and it is convenient for maintenance personnel to take corresponding measures and timely repair Dredge and maintain the gutter to effectively prevent damage to the roof due to clogging of the gutter.

The invention provides a water conservancy ecological engineering desilting device which comprises a base and a collecting box, and a plurality of anti-supercooling assemblies capable of preventing the surface temperature of the collecting box from being too low are fixedly installed at the lower ends of the outer surfaces of the front side, the rear side and the left side of the collecting box in an equally adjacent mode. The anti-supercooling assembly comprises a shell, a moving assembly capable of automatically moving under the cold condition and a heating assembly capable of generating high-temperature heat. A plurality of shells are fixedly installed at the lower ends of the outer surfaces of the front side, the rear side and the left side of the collecting box in an equally adjacent mode, each shell is in a hollow and totally-closed cylindrical shape, and the shells are made of copper. According to the desilting device for the water conservancy ecological engineering, the effect that the collecting box has an anti-supercooling function can be achieved, even if the desilting device works in cold weather in winter, residual water in the blow-off pipe is not prone to icing due to the outdoor low temperature, ice blocks in the blow-off pipe can be dredged in time before operation, and normal operation of the desilting device is guaranteed.

The invention discloses an intelligent guiding device for rapid traffic dispersion and rescue vehicle avoidance in emergency. The guiding device comprises a server, and an avoidance guiding terminal,an emergency vehicle terminal and an emergency command terminal connected to the server; an instruction of the emergency command terminal is sent to the avoidance guiding terminal and the emergency vehicle terminal via the server; the avoidance guiding terminal can be installed in combination with a public light pole, a bus stop board or a road name plate; and the emergency vehicle terminal is arranged in an emergency rescue vehicle. When the emergency rescue vehicle departs, rapid traffic dispersion can be carried out on roads that the vehicle passes, all other vehicles can avoid the rescue vehicle by themselves, the emergency rescue efficiency is improved, and normal public traffic is recovered when the emergency rescue vehicle passes.

The invention discloses an Internet-of-Vehicles communication-based traffic condition alarm system. The system comprises a GPS (global positioning system), a vehicle speed sensor and a camera; the GPSis arranged on a vehicle and is used for monitoring the position of the vehicle; and the vehicle speed sensor is arranged at the wheel hub of the vehicle and is used for monitoring the speed of the vehicle; and the camera is arranged at a monitoring road section and is used for collecting road surface images. According to the Internet-of-Vehicles communication-based road condition alarm system ofthe invention, road information can be collected in real time through the vehicle and road facilities, so that a user can timely know the road traffic information of the monitoring road section. Theinvention also provides an Internet-of-Vehicles communication-based traffic condition alarm method. With the method adopted, the traffic condition of the monitoring road section can be timely evaluated, and an alarm can be given out timely, and corresponding measures can be adopted timely.

The invention relates to a pore-clearing facial mask which comprises the following materials in parts by weight: 6-10 parts of almond, 3-7 parts of watermelon flesh, 6-8 parts of yoghurt, 5-9 parts of rhizoma typhonii, 5-7 parts of silkworm larva, 3-9 parts of tribulusterrestris, 5-10 parts of 30% ethyl alcohol, 2-7 parts of rhizoma smilacis glabrae, 3-9 parts of a rose extract, 6-10 parts of polydimethylsiloxane, 5-9 parts of stearate, 4-6 parts of rice bran powder, 3-5 parts of a silicone fluid, 1-5 parts of bee milk, and 2-8 parts of chamomile. The pore-clearing facial mask has the beneficial effects that the pore-clearing facial mask clears a pore in time, rapidly moisturizes and controls oil at the same time, prevents the pore from being blocked again, and well purifies the skin.

The invention relates to hydraulic flotation equipment and a dredging method thereof, belongs to the technical field of beneficiation equipment, and solves the problem that in the prior art, tailingsof hydraulic flotation equipment are jammed and blocked, and timely discharge of the tailings is affected. The hydraulic flotation equipment comprises a hydraulic flotation machine, a lifting device and a jam dredging mechanism, wherein an overflow groove is formed in the upper part of the hydraulic flotation machine, the lifting device is arranged at a cover top of the overflow groove, the jam dredging mechanism comprises a striker rod and a striker head, one end of the striker rod is connected with the lifting device, the other end of the striker rod is connected with the striker head, and the jam dredging mechanism can move up and down and rotate in a self-rotating mode under driving of the lifting device. According to the hydraulic flotation equipment, the separation efficiency and theseparation effect can be improved, and jammed tailings can be efficiently and rapidly dredged.