61results about How to "Few originals" patented technology

A balanced bridge comprises an input signal source, a reference impedance, an impedance to be tested, a bridge balancing module and a balance control module. The reference impedance is serially connected with the impedance to be tested and connected with the input signal source and is used for obtaining current vectors. The bridge balancing module comprises a reference impedance current extraction unit and an impedance to be tested current extraction unit and is used for providing bridge output pressure for the balance control module. The reference impedance current extraction unit is coupled to two ends of the reference impedance, the impedance to be tested current extraction unit is coupled to two ends of the impedance to be tested, and an output port of the bridge balancing module is an output port of bridge output pressure. The balance control module comprises a pressure detection module, a feedback circuit module and a single chip microcomputer, wherein one end of the pressure detection module is connected with the output port of bridge output pressure, the other end of the pressure detection module is connected with the single chip microcomputer, the other end of the single chip microcomputer is connected with the feedback circuit module, and the feedback circuit module is coupled to the impedance to be tested current extraction unit.

The invention relates to an uncooled dual-color polarization infrared bolometer. Two polarization structures are prepared on a uncooled dual-color infrared bolometer which comprises four regions arranged in a matrix and including first and third regions and second and fourth regions. Resonant cavities with different heights are formed in the first and third regions and the second and fourth regions. The invention also relates to a method for preparing the bolometer. The method comprises steps of: preparing the resonant cavities with different heights in the first and third regions and the second and fourth regions; sputtering thermosensitive films with different square resistance values, and preparing the two polarization structures in the first and third regions and the second and fourth regions of the uncooled dual-color infrared bolometer respectively. The uncooled dual-color polarization infrared bolometer can operate in an ultralow temperature environment (-80 to -60 degrees centigrade) and an ultrahigh temperature environment (85 to 100 degrees centigrade, and has a polarization characteristic.

The present invention relates to an object continuous sterilization osmosis water purifier with monitoring. According to the present invention, the water outlet ends of every grade of filtration cores of a filtration unit are respectively provided with a water flow rate monitoring device, the water outlet end of a RO reverse osmosis membrane treatment unit is provided with a TDS detection device, a wastewater pipe is further provided with a wastewater proportioner, a water flow rate sensor and the TDS detection device are connected to a PLC, the PLC is connected to a display device and a network transmission device, the PLC transmits a processed signal to the display device so as to be displayed, the network transmission device transmits the processed signal to a terminal device, and a water storage barrel, water pipes and the like are made from a sterilization material; and the beneficial effects of timely filtration assembly monitoring, RO reverse osmosis membrane service life improving, energy consumption reducing and wastewater output reducing are achieved.

The invention relates to a backwash osmotic water purification machine. According to the invention, a backwashing wastewater pipe is arranged at a water inlet end of an RO reverse osmosis membrane treatment unit; a pressure tank is connected to a water outlet pipe of the RO reverse osmosis membrane treatment unit; a check valve is connected to a pipeline connecting the water outlet pipe of the RO reverse osmosis membrane treatment unit and a water storage tank. With the water purification machine, the beneficial effects that RO reverse osmosis membrane service life can be prolonged, energy consumption can be reduced, and wastewater output can be reduced are achieved.

The present invention relates to a backwash osmosis water purifier with intelligent monitoring. According to the present invention, a backwash device and a water flow rate monitoring device are arranged, the water outlet end of a RO reverse osmosis membrane treatment unit is provided with a TDS detection device, a wastewater pipe is further provided with a wastewater proportioner, a water flow rate sensor and the TDS detection device are connected to a PLC, the PLC is connected to a display device and a network transmission device, the PLC transmits a processed signal to the display device so as to be displayed, the processed signal is transmitted to terminal equipment through the network transmission device, and the opening or closing of a water pump is controlled by the PLC; and the beneficial effects of RO reverse osmosis membrane service life improving, energy consumption reducing and wastewater output reducing are achieved.

The invention relates to the field of a wiring switch, and discloses a rotary switch. When a gear needs to be rotated, a rotary shaft is only required to be rotated; the rotary shaft drives a movable contact piece, which is arranged on the rotary shaft in a sleeving manner, to rotate; a rotary positioning apparatus is used for positioning the rotation of the rotary shaft and the movable contact piece; a rotary contact is in contact with a corresponding rotary contact piece on a chassis successively so as to realize electric connection and gear regulation; when inching control is needed, an inching contact is only required to be rotated to an inching contact piece; then inching electric connection between the inching contact and the inching contact piece is realized by pressing the rotary shaft; and therefore, the rotary switch is simple in wiring, less in components, and high in electric appliance safety.

The present invention relates to a sterilization monitoring water purification machine, a wastewater outlet end of a RO reverse osmosis membrane treatment unit is connected with a wastewater pipe, wastewater is discharged by the wastewater pipe, a purified water outlet end is connected with a water storage tank, the water storage tank is connected with the purified water outlet end, a water inlet pipe of the RO reverse osmosis membrane treatment unit is provided with a solenoid valve, a water outlet end of each stage filter element of a filter unit is respectively provided with a water flow monitoring device, a water outlet end of the RO reverse osmosis membrane treatment unit is provided with a TDS detection device, the water flow monitoring device and the TDS detection device both are connected with a display device, the wastewater pipe is also provided with a wastewater proportioner, the water storage tank and water pipes and the like are made of sterilized materials. Beneficial effects of timely monitoring of a filter assembly, improvement of RO reverse osmosis membrane service life, and reduction of energy consumption and wastewater output volume can be achieved.

The invention provides a circuit for automatically controlling water pumping. The circuit comprises a water pump, a first input end, a first output end, a second input end, a second output end, a high water level switch, a low water level switch and a relay, wherein the relay has a first normally-opened contact and a second normally-opened contact, the first input end is connected with the first output end through the high water level switch, the low water level switch and the relay, the first input end and the first output end are connected with a first power supply, the first normally-opened contact is parallelly connected with the low water level switch, the second input end is connected with the second output end through the water pump and the second normally-opened contact, the second input end and the second output end are connected with a second power supply. The invention further provides a water pumping device employing the circuit. The water pumping device realizes unattended automatic water pumping and prevents water shortages and overflowing.

The present invention relates to an object continuous osmosis water purifier with functions of sterilization and monitoring, wherein the water outlet ends of every grade of filtration cores of a filtration unit are respectively provided with a water flow rate monitoring device, the water outlet end of a RO reverse osmosis membrane treatment unit is provided with a TDS detection device, a wastewater pipe is further provided with a wastewater proportioner, a water flow rate sensor and the TDS detection device are connected to a PLC, the PLC is connected to a display device and a network transmission device, the PLC transmits a processed signal to the display device so as to be displayed, the network transmission device transmits the processed signal to a terminal device, and a water storage barrel, water pipes and the like are made from a sterilization material. With the object continuous osmosis water purifier of the present invention, the beneficial effects of timely filtration assembly monitoring, RO reverse osmosis membrane service life improving, energy consumption reducing and wastewater output reducing are achieved.

The invention relates to a sterilization backwash osmotic water purification machine with a monitoring function. According to the invention, a pressure tank and a check valve are connected to the water outlet pipe of an RO reverse osmosis membrane treatment unit; a water flow monitoring device and a TDS detection device are arranged at the water outlet end of each level of filter core of each filtering unit; a wastewater pipe is provided with a wastewater proportioner; the water flow monitoring devices and the TDS detection devices are all connected with a PLC, and are connected with a display device through the PLC; The PLC transmits processed signals to the display device; a water pump is connected to the PLC; the opening or closing of the water pump is controlled by the PLC; and sterilization materials are adopted to manufacture a water storage tank, water pipes and the like. With the water purification machine, the beneficial effects that the service life of the RO reverse osmosis membrane is prolonged, energy consumption is reduced, and wastewater output is reduced are achieved.

The invention relates to a flow-control backwash sterilization osmotic water purification machine with a real-time monitoring function. According to the invention, a pressure tank is connected at a water outlet pipe of an RO reverse osmosis membrane treatment unit; a check valve is connected on a pipeline connecting the water outlet pipe of the RO reverse osmosis membrane treatment unit and a water storage tank; sensors are connected with a PLC; the PLC controls the on/off of a water pump according to signals from the water flow sensors; a water flow monitoring device is arranged at the water outlet end of each level of filter core of the a filtering unit; the water flow monitoring devices and TDS detection devices are all connected with a display device; and sterilization materials are adopted to manufacture the water storage tank, water pipes and the like. With the water purification machine, the service life of the RO reverse osmosis membrane is prolonged, energy consumption is reduced, and wastewater output is reduced.

The invention relates to a sterilization water purification machine with an intelligent monitoring function. According to the invention, a water flow monitoring device is arranged at the water outlet end of each level of filter core of a filtering unit; TDS detection devices are arranged at a water outlet end of an RO reverse osmosis membrane treatment unit; water flow sensors and the TDS defection devices are all connected to a PLC, and are connected to a display device and a network transmission device through the PLC; the PLC transmits processed signals to the display device, and the display device can display; with the network transmission device, processed signals are transmitted to a terminal device; and sterilization materials are adopted to manufacture a water storage tank, water pipes and the like. With the water purification machine, a filtering assembly can be monitored in real time, the service life of the RO reverse osmosis membrane can be prolonged, energy consumption can be reduced, and wastewater output can be reduced.

The invention relates to a sterilization pump-free energy-saving osmotic water purification machine. A wastewater pipe and an inlet water pipe of an RO reverse osmosis membrane treatment unit are connected to an energy-recovery device; inlet water from the wastewater pipe end is subjected to work exchange and is discharged, such that water pressure is adjusted; a four-sided valve is connected to the front end of the RO reverse osmosis membrane treatment unit; inlet water from a water inlet pipe end of the energy-recovery device is subjected to work exchange, and is delivered through the four-sided valve into the water inlet pipe before the RO reverse osmosis membrane treatment unit connected to the four-sided valve; and sterilization materials are adopted to manufacture the water storage tank, water pipes and the like. With the water purification machine, energy saving is realized, the service life of the RO reverse osmosis membrane is prolonged, energy consumption is reduced, and wastewater output is reduced.

The invention relates to a backwashing bactericidal water purifier with a monitoring function. A backwashing wastewater pipe is arranged on the water inlet end of a RO reverse osmosis membrane processing unit, the water outlet pipe of the RO reverse osmosis membrane processing unit is connected to a pressure tank, a non-return valve is arranged on the pipeline that connects the water outlet pipe of the RO reverse osmosis membrane processing unit and a water storage barrel, and the water storage barrel and water pipes all comprise bactericidal materials. The water purifier has the advantages that the service life of RO reverse osmosis membrane is prolonged, the energy consumption is reduced, and the wastewater yield is reduced.

The invention relates to an osmotic water purification machine with an intelligent monitoring function. According to the invention, a water flow monitoring device is arranged at the water outlet end of each level of filter core of a filtering unit; TDS detection devices are arranged at a water outlet end of an RO reverse osmosis membrane treatment unit; water flow sensors and the TDS defection devices are all connected to a PLC, and are connected to a display device and a network transmission device through the PLC; the PLC transmits processed signals to the display device, and the display device can display; and with the network transmission device, processed signals are transmitted to a terminal device. With the water purification machine, a filtering assembly can be monitored in time, the service life of the RO reverse osmosis membrane can be prolonged, energy consumption can be reduced, and wastewater output can be reduced.

The invention relates to a pump-free, energy-saving, and bactericidal osmosis water purifier. The wastewater pipe and water inlet pipe of a RO reverse osmosis membrane processing unit are connected to an energy recovering device; after power exchange, the water from the water inlet pipe end of the energy recovering device is connected to a water inlet pipe in front of a water pump; the water from the wastewater pipe end is discharged after power exchange; the front end of the wastewater pipe connected energy recovering device is also provided with a regulating valve for adjusting the water pressure; and the water storage barrel and water pipes all comprise bactericidal materials. The provided water purifier has the advantages that the filter components can be monitored in time, the service life of RO reverse osmosis membrane is prolonged, and the energy consumption and wastewater yield are reduced.