38results about How to "Easy to observe data" patented technology

The invention discloses a deformation monitoring method for shallow-buried excavation tunnel construction. The deformation monitoring method comprises the following steps: 1) digging a tunnel: digging a tunnel cavity for a constructed shallow-buried excavation tunnel from back to front, primarily supporting the dug tunnel cavity from back to front during the digging process, and forming a primary supporting structure, wherein the primary supporting structure comprises a plurality of grating steel frames for supporting the tunnel cavity from back to front, and each grating steel frame is composed of an arch supporting steel frame and left and right vertical supporting steel frames; 2) arranging monitoring points: arranging multiple sets of supporting state monitoring points on the primary supporting structure of the constructed tunnel cavity from back to front during the digging process, and meanwhile, arranging a plurality of ground surface settlement monitoring points in a construction area of the constructed shallow-buried excavation tunnel from back to front; 3) monitoring the deformation. The method provided by the invention has the advantages of simple steps, reasonable design, convenience in construction, good use effect and capability of effectively monitoring the stability of the constructed shallow-buried excavation tunnel and the ground surface settlement.

The invention discloses a distributed interactive method for a large-scale wireless sensor network. In the invention, a highly-expandable distributed network structure mode is adopted, thus a custom interface at which a user is allowed to access and control a network node is provided for a large-scale disorderly distributed wireless sensor network; and data monitoring and control of one or multiple nodes are supported at the same time, and the nodes in the sensor network are not required to be distributed according to a specific topological structure. Access nodes are automatically identified by using a node identification mode, and a proper interactive algorithm is selected for the access nodes; through the interface, the user can directly observe the real-time inner data and communication information of the nodes, and the real-time inner data and communication information comprise inner voltage information of the nodes, the value of a data structure in a node use program and the data and condition of communication between the nodes; and the inner data of the nodes are changed when the nodes are in operation, or specific commands are implemented by the nodes.

The invention discloses a low-voltage detection system and method in the technical field of power monitoring. The system comprises a central processing unit, and a relay output circuit, a clock circuit, a watchdog circuit, a liquid crystal display and key input circuit, a switching quantity acquisition circuit, a voltage processing circuit, a current processing circuit, an RS485 serial port processing circuit and a power circuit which are connected with the central processing unit respectively. According to the device, an R485 serial port is adopted for networking communication, an MODBUS communication protocol is supported, and the device is a liquid crystal display multifunctional instrument for a real-time power monitoring system, which has the function of measuring power parameters such as harmonic voltage, harmonic current, current and voltage angle, voltage and current value, active power, reactive power and electrical degree at high accuracy. The low-voltage detection system has the advantages of small size, simple structure, modularized design, large liquid crystal display and the like.

The invention discloses a medical device with a dismountable displayer. The medical device with the dismountable displayer comprises a monitor body and the displayer. The monitor body is connected with the displayer in a separable mode. The medical device with the dismountable displayer solves the problem that in the prior art, a host of a monitor can not be separated from the displayer, the monitor body and the displayer achieve separable connection, when the monitor body is in wire connection with the displayer through a connection mode such as a clamping groove and a data line, data transmission, display, power supply, charging and the like can be carried out on the displayer, when the displayer is separated from the monitor body, the displayer and the monitor body are connected in a wireless mode, within the range that a signal can be transmitted, the displayer can be taken along, the host does not need to be taken along, and a user can conveniently observe data.

The invention discloses an automatic integrated circuit tester. The tester comprises a fixed base plate, an intelligent transmission mechanism is arranged in the right side of the upper end surface ofthe fixed base plate, a control box is arranged over the intelligent transmission mechanism, a test controller is arranged in the internal right side of the control box, the lower end of an elevatingsleeve penetrates an opening of an elevating groove and is connected with a detection and connection device, the lower end of the left end surface of the control box is fixedly connected with a connection board which extends leftwards, and a recovery box is arranged in a middle position of the upper end surface of the fixed base plate. During work of the tester, the test controller controls running of equipment in the detection process, detection information is collected digitally and displayed via the display panel, data can be observed and stored intelligent in the detection process, interference caused by artificial discrimination and ratification factors in the recording process is avoided, the tester has a high error proofing function, detection, screening and separation are completed in the same device, the cost of the test is reduced, and the working efficiency is increased.

The invention discloses a subway driverless control console with an automatic posture adjustment function. The subway driverless control console with the automatic posture adjustment function comprises a control movement module, wherein a cover plate is arranged above the control movement module and comprises a cover plate main body to which a cover plate rotating shaft is fixed; a first linear motor and a linear sliding rail are arranged on installing stand columns of the inner sides of a left cabinet and a right cabinet; a servo motor mounting bracket is arranged on the linear sliding rail;the first linear motor is used for driving the servo motor mounting bracket to lift and drop along the linear sliding rail; a servo motor for driving the cover plate rotating shaft to rotate is arranged on the servo motor mounting bracket; a lifting platform and a linear lifting motor for driving the lifting platform to lift and drop are arranged below the control movement module; and a second linear motor which drives the control movement module to rotate is arranged on the lifting platform. The subway driverless control console with the automatic posture adjustment function can automaticallyhide operating buttons / handles of a bridge, so that passengers can sit at headstock / tailstock positions for sightseeing.

The invention discloses a transfusion alarm system comprising a shell, an upright, a hanging ring, a slide bar, a hook, scales, a limit contact piece, a differential amplifier, a spring, a weighing element, a first contact, an alarm, a second contact, a microprocessor, a communication device, a display screen and an HIS (hospital information system). Alarm time can be adjusted according to actual conditions to adapt to medicine bottles of different weights, the hook is used for hanging the medicine bottles, the hanging ring is hung on a transfusion support, and the scales are set on the slide bar to facilitate observing data; the limit contact piece finally contacts with the first contact and the second contact when the medicine bottle is lightened gradually during transfusion, thus the alarm works while the communication device sends out a message to the nurse desk; the weighing element and the differential amplifier are arranged to make weighing data of the medicine bottles more accurate, convenience is brought to nurses to know current transfusion progress remotely, the nurses can change the transfusion bottles in time according to signal prompt when transfusion is finished, and accordingly sufferings of patients are alleviated, and burden of the nurses is relieved.

The invention relates to a multi-plate test board of an electricity information acquiring terminal. The multi-plate test board comprises a rack, at least two lower needle plates and upper needle plates. Buffer springs are arranged between the lower needle plates and the rack, the lower needle plates are provided with positioning blocks and locking bolts, the upper needle plates are provided with at least two detecting probes, and the rack is provided with control buttons and PC assemblies. The multi-plate test board has the advantages that the positioning blocks on the lower needle plates are used for positioning the electricity information acquiring terminal to the lower needle plates, the electricity information acquiring terminal is fixed to the lower needle plates through the locking bolts, the control buttons are used for controlling the movement of the upper needle plates so that the detecting probes on the upper needle plates can detect the electricity information acquiring terminal, the PC assemblies are used for carrying out testing, analyzing and storing so that an operator can observe the data of a test result, the workload is reduced, operation is easy, the working efficiency can be improved, a plurality of electricity information acquiring terminals can be detected at the same time, and during detecting, by means of the buffer springs, the buffering force is improved, and the buffering force is prevented from affecting the detecting result.

The invention provides a formaldehyde monitoring device with sucker fixing devices. The formaldehyde monitoring device comprises a formaldehyde monitor, the middle of each of left and right sides of the formaldehyde monitor is provided with a square hole, the sucker fixing devices are arranged in the square holes respectively, and a sucker is arranged on the sucker fixing devices. The formaldehyde monitoring device has the advantages that owing to the sucker, fixation of the formaldehyde monitor is facilitated; the formaldehyde monitor can be fixed onto a wall or furniture by the aid of the sucker to realize higher accuracy of monitoring data; due to fixation of the device at a high position, data observation is facilitated for people, and more convenience in taking and fixing can be achieved.

The invention discloses a portable solar oscilloscope based on STM32. The portable solar oscilloscope comprises a power supply circuit, an attenuation circuit, a program-controlled gain circuit, a detection circuit, a signal moving circuit, an STM32 circuit, a signal generator, a user interface circuit and a Bluetooth communication module, wherein the solar cell power supply circuit is connected with each module circuit power supply; the attenuation circuit is connected with an external signal input port and the program-controlled gain circuit; the program-controlled gain circuit is connectedwith the attenuation circuit, the detection circuit, the STM32 circuit and the signal moving circuit; the detection circuit is connected with the attenuation circuit and the program-controlled gain circuit; the signal moving circuit is connected with the program-controlled gain circuit and the STM32 circuit; the STM32 circuit is connected with the signal moving circuit, the signal generator, the user interface circuit and the Bluetooth module circuit; and the signal generator is connected with the STM32 circuit and the detection circuit. According to the portable solar oscilloscope, the parameters such as amplitude, frequency, frequency spectrum and amplitude-frequency characteristics of special signals can be accurately measured.

The invention relates to a method for treating ultrahigh-hardness and ultrahigh-conductivity waste water. The method comprises the steps of: leading waste water of all ways to flow in a regulation pool, mixing and detecting the total hardness of the water, adding sodium carbonate in water with high hardness so as to generate indissolvable calcium carbonate with calcium in the water, thus achieving the purpose of softening water; electrifying an adsorption system, removing the majority of cations and anions in the water, purifying outflowing water after being adsorbed by the electrode until water reaches the standard to be directly recycled after flowing in a recycling pool. The method can effectively reduce the hardness and conductivity of the waste water, is simple and convenient for data observation, simple to operate, low in running cost, and high in outflow rate up to 90-96%, and can not cause secondary pollution due to introduction of new matters.

The invention discloses high-efficiency and safety biological detection equipment. The high-efficiency and safety biological detection equipment comprises a machine body, wherein the machine body is fixedly arranged on ground, a first drying chamber is arranged in the machine body, a second drying chamber is arranged at a lower side of the first drying chamber, a drying device is arranged betweenthe first drying chamber and the second drying chamber, a placement box is arranged in a detection chamber, a moving device is arranged at a middle position of an upper end surface of the placement box, a moisture value test needle is arranged at a left side of an upper end surface of the detection chamber, a pH value test needle is arranged at a right side of the upper end surface of the detection chamber, a stirring shaft is arranged in the stirring chamber, blades are uniformly arranged on a shaft body of the stirring shaft, a left end surface of the stirring shaft penetrates through a connection cavity and is fixedly connected with a central position of a right end surface of belt wheel, a detector is arranged at a right side of the stirring chamber, and an operable window is arrangedat a position of the detection chamber on a front end surface of the machine body. The equipment is comprehensively simple to operate, multiple steps are completed in the equipment, the detection costis reduced, and the working efficiency is improved.

The invention discloses a control box for quick installation, comprising a door body, a box body and an expansion sleeve body, wherein the door body is movably mounted on the box body through a rotating shaft, an anti-theft key is installed at one end of the door body away from the rotating shaft, a glass window is arranged in the middle of the door body, the rear end wall of the box body is screwed with a fastening bolt penetrating through the box body, the expansion sleeve body is movably mounted on the fastening bolt by a threaded sleeve, the threaded sleeve is connected to a squeezing plate by a spring, the top of the threaded sleeve is welded with a top sleeve, and a lock core adapted to the anti-theft key is installed at one end of the box body away from the rotating shaft. The control box has the advantages of quick installation, flexible disassembly, theft proofing and observation by providing the expansion sleeve body, the fastening bolt, the protective pad, the glass window,the through hole, the glass window, the anti-theft key and the lock core, and is safe and practical.

The invention discloses a stable gene engineering device which comprises a base, wherein a conveying device is arranged on the right side of the upper end surface of the base; a conveying groove in afront and back direction is arranged in the middle of the upper end surface of the conveying device; a conveying trolley which is moved front and back is arranged inside the conveying groove; supportrods are symmetrically arranged front and back on the right side of the upper end surface of the conveying device; a tank body is arranged above the conveying device; upper ends of support rods on thefront and back sides are respectively fixedly connected with front and rear ends of the right side of the lower surface of the tank body; a controller is arranged on the right side inside the tank body; a display screen is mounted on the right end surface of the tank body in an embedded manner; a sliding cavity of which the groove opening faces downwards is formed in the left side inside the tankbody; a first holding groove is formed in the center of the upper end wall of the sliding cavity.

The invention discloses a water conservancy information monitoring device and method, and the device comprises a monitoring box and a handle fixed on the monitoring box, the side surface of the monitoring box is provided with a water through hole, the top surface of the monitoring box is provided with a rotating groove, the rotating groove is internally and rotatably provided with a rotating shaft, and the side wall of the water through hole is provided with a connecting hole communicated with the rotating groove. The rotating shaft is fixedly connected with a connecting rod, the connecting rod is arranged in the connecting hole in a swinging manner, a water baffle is arranged in the water through hole, the water baffle is fixed with the connecting rod, scales are arranged on the top surface of the monitoring box, the top end of the rotating shaft is fixedly connected with a pointer, and the monitoring box is provided with an elastic mechanism for preventing the rotating shaft from rotating. The monitoring device has the advantage that the monitoring device is convenient to carry by monitoring personnel.

The invention discloses a prostate disease ultrasonic treatment device, and particularly relates to the technical field of ultrasonic treatment, the prostate disease ultrasonic treatment device comprises a reinforcing support base, an ultrasonic treatment assembly is arranged at the top of the reinforcing support base, and a handheld treatment mechanism is arranged on the outer side of the ultrasonic treatment assembly and located at the top of the reinforcing support base. A reciprocating treatment mechanism is arranged on one side of the handheld treatment mechanism, the handheld treatment mechanism comprises a plurality of hydraulic supporting push rods arranged outside the ultrasonic treatment assembly, and reinforcing supporting plates are arranged at the tops of the hydraulic supporting push rods. Through cooperative use of all the structures, the device is suitable for different working environments, meanwhile, the device has good convenience and practicability during use, manual operation of workers is not needed, the labor intensity of medical workers is relieved, and the working efficiency is improved. Meanwhile, the ointment smeared on the second ultrasonic treatment probe has higher penetrability and pertinence during treatment, and the treatment effect of the device is improved.

The invention discloses a speed measuring device for a road bicycle. The device comprises a fixed seat, a speed measurement main body is clamped on the fixed seat; a display screen is arranged on thefront surface of the speed measurement main body; a speed measurement key is arranged at the bottom of the front surface of the speed measurement main body; the fixed seat comprises a fixed clamping seat, a fixed disc and a movable clamping seat; the fixed clamping seat is integrally arranged on one side of the fixed disc; a limiting groove is formed in the fixed disc; in use of speed measuring device, the matched fixed seat can be screwed and fixed on the handlebar; during use, the rotary rod can be rotated; the movable clamping seat is controlled to clamp and open; the speed measuring devicecan be placed between the opened fixed clamping seat and the opened movable clamping seat, and only clamping is required, thereby facilitating detachment; limiting blocks are arranged on the two sides of the speed measuring device, the speed measuring device is clamped on the clamping base through the limiting blocks, the angle of the speed measuring device can be conveniently adjusted through the limiting rotating base, data can be conveniently observed, the speed measuring device is prevented from shaking, and the practicability of the device is improved.

The invention relates to the technical field of instruments, in particular to an instrument support. The instrument support comprises an instrument mounting box, a bearing block, a first supporting rod, a second supporting rod, a bolt, a gasket and a base. The bearing block is arranged at the bottom of the instrument mounting box; one end of the first supporting rod is in rotational connection with the bearing block, the other end of the first supporting rod is in rotational connection with one end of the second supporting rod, and the bolt is arranged at the other end of the second supporting rod; the top of the base is provided with a through hole, the bolt penetrates the through hole, and one end, penetrating the through hole, of the bolt is in threaded connection with the gasket. Springs are arranged on two opposite inner walls of the instrument mounting box, the deformation direction of each spring is perpendicular to the side wall of the instrument mounting box, each spring is provided with an extrusion plate parallel to the side wall of the instrument mounting box, and an instrument can be mounted between the extrusion plates. The instrument support is simple in structure, and multi-angle adjustability can be realized, so that convenience in data observation in use of the instrument can be realized.

The invention discloses a deformation monitoring method for shallow-buried excavation tunnel construction. The deformation monitoring method comprises the following steps: 1) digging a tunnel: digging a tunnel cavity for a constructed shallow-buried excavation tunnel from back to front, primarily supporting the dug tunnel cavity from back to front during the digging process, and forming a primary supporting structure, wherein the primary supporting structure comprises a plurality of grating steel frames for supporting the tunnel cavity from back to front, and each grating steel frame is composed of an arch supporting steel frame and left and right vertical supporting steel frames; 2) arranging monitoring points: arranging multiple sets of supporting state monitoring points on the primary supporting structure of the constructed tunnel cavity from back to front during the digging process, and meanwhile, arranging a plurality of ground surface settlement monitoring points in a construction area of the constructed shallow-buried excavation tunnel from back to front; 3) monitoring the deformation. The method provided by the invention has the advantages of simple steps, reasonable design, convenience in construction, good use effect and capability of effectively monitoring the stability of the constructed shallow-buried excavation tunnel and the ground surface settlement.

The invention discloses a high-efficiency desert photovoltaic power station equipment comprising a substrate. A transfer device is arranged at the right side of the upper end surface of the substrate;a transfer slot is arranged at the middle part at the upper end surface of the transfer device in a front-back direction; and a transfer vehicle moving back and forth is arranged in the transfer slot. Support posts are arranged before and after the right side of the upper end surface of the transfer device in a symmetric manner. A box case is arranged above the transfer device. The upper ends ofthe support posts at the front and rear sides are fixedly connected with the front end and the rear end of the right side of the lower end surface of the box case; a controller is arranged at the right side inside the box case; a display screen is installed in the right end surface of the box case in an embedded manner; a slipping cavity with the down opening is formed in the left side inside thebox case; and a first mounting slot is formed in the center of the upper end wall of the slipping cavity.

The invention discloses a high-end genetic engineering device. The high-end genetic engineering device comprises a machine base, a phoresy device is arranged on the right side of the upper end face ofthe machine base, a phoresy groove in the front-back direction is formed in the middle position of the upper end face of the phoresy device, and a phoresy trolley moving back and forth is arranged inthe phoresy groove. Support rods are arranged on the right side of the upper end face of the phoresy device in a front and back mutual symmetric mode, a box body is arranged above the phoresy device,and the upper ends of the support rods on the front and back sides are separately and fixedly connected to the front and back ends of the right side of the lower end face of the box body. A controller is arranged on the right side of the interior of the box body, a display screen is installed on the right end face of the box body in an embedded mode, a sliding cavity with a groove opening downward is formed in the left side of the interior of the box body, and a first resettlement groove is formed in the center position of the upper end wall of the sliding cavity.

The invention provides a two-waveband spectrum fusion method and system for performing multi-parameter detection on fresh meat, which belong to the field of fast nondestructive detection on food quality. The method comprises the following steps of: respectively setting the integral time, the sampling frequencies and the horizontal sliding frequencies of two spectrographs; setting the optimum connection point of spectrum curves generated by the two spectrographs; defining parametric variables according to the optimum connection point; respectively acquiring data by the two spectrographs according to the defined parametric variables; performing data conversion on the acquired data; performing data integration on the converted data; and generating a full-wave-band curve according to the integrated data. The system comprises a detection probe, a Y-shaped optical fiber, the two spectrographs and treatment equipment. The method and the system can be used for fusing the spectroscopic data of the two spectrographs with different wave bands and overlapping effective wave sub-bands, and displaying the spectrum curves in an interface. The method and the system are applicable to the fast and non-destructive detection and research on quality parameters such as moisture content, fresh degrees and colors of the fresh meat, and can implement the forecast and the online grading on the quality parameters of the fresh meat.

The invention relates to the technical field of instruments, in particular to an instrument mounting box of an instrument supporting device. Springs are arranged on the two opposite inner walls of the instrument mounting box, and the deformation directions of the springs are perpendicular to the side walls of the instrument mounting box; squeezing boards are arranged on the springs and are parallel to the side walls of the instrument mounting box; the space between the squeezing boards is used for mounting an instrument; and a cushion block is arranged at the bottom of the instrument mounting box. According to the instrument mounting box of the instrument supporting device and a manufacturing method of the instrument mounting box of the instrument supporting device, a product enables the instrument to be mounted in a fastened mode; and meanwhile, through the squeezing boards and the cushion block which are made of special materials and processing techniques, the surface of the instrument can be protected to a certain extent, and scratches are avoided.

The invention discloses a cross shaft leveling device. The cross shaft leveling device comprises a shell and a leveling assembly inside the shell; one end of the leveling assembly is fixedly connectedwith the shell, and the other end of the leveling assembly is connected with a to-be-leveled instrument through a first adjusting shaft assembly and a second adjusting shaft assembly; the first adjusting shaft assembly is provided with a first rotating shaft, and the second adjusting shaft assembly is provided with a second rotating shaft; and the to-be-leveled instrument can turn within an adjusting angle range relative to the leveling assembly by taking the first rotating shaft and the second rotating shaft as the rotating shafts. According to the cross shaft leveling device, the to-be-leveled instrument can be automatically leveled, and the normal working state of the to-be-leveled instrument is guaranteed.

The invention discloses a portable rapid consistency test box and a coil plate test method thereof. The portable rapid consistency test box comprises a test box body, a double-wing test ring and a test scale drawing plate, the upper part of the test box body is an upper cover capable of being opened and closed, a group of vertical track grooves are formed in opposite side surfaces in the test box body, and the test box body is provided with a horizontal adjusting device; the double-wing test ring comprises a hollow circular tube, a pair of symmetrical double wings extend from the outer side of the diameter of the hollow circular tube, the height of the double-wing test ring is lower than that of the test box body, and the length of the double-wing test ring is equal to that of the test box body; a gradienter is arranged on the test scale drawing plate, a plurality of concentric circles with the same intervals are drawn at the center position of the test scale drawing plate, and the test scale drawing plate is placed in the test box body and makes contact with the bottom of the test box body; the diameter of the hollow circular tube of the double-wing test ring is consistent with that of the smallest concentric circle on the test scale drawing plate; and the portable rapid consistency test box has the advantages of convenience in clinical consistency test, accuracy and reliability.

The invention relates to a detecting device and a detecting method for surface evenness of a gate. The detecting device comprises two longitudinal slideways symmetrically arranged on two sides of the upstream surface of the gate, the two longitudinal slideways are both internally provided with movable plates, a horizontal rail is arranged between the movable plates, the horizontal rail is provided with an elastic pressure-sensitive box, the elastic pressure-sensitive box is internally provided with a steel ball which abuts against the gate, a spring is squeezed by the steel ball, the spring is connected with a pressure sensor., and the pressure sensor is connected with a data meter through a data line. The detecting method for the surface evenness of the gate comprises the following steps that 1 the detecting device for the surface evenness of the gate is installed; 2 a coordinate system is established; 3 the surface of the gate is detected; 4 data processing is conducted. The adaptability for environment is high, the mechanical automation degree is high, locating is accurate, the cost is low, and the device and method are easy to achieve.

The invention discloses an easy-to-operate elevator installation, maintenance, and debugging simulation system. The top of the operating table is symmetrically provided with a button placement groove, and the inside of the button placement groove is fixedly installed with an operation button. The top of the button placement groove is provided with a rectangular groove, and the rectangular groove The inside of the cover is slidingly installed with a cover plate, one end of the top of the cover plate is fixedly connected with a pull block, one end of the top of the console is rotated by a movable shaft to install a display screen mounting plate, and the back side of the display screen mounting plate is symmetrically fixed and fixed with a shaft seat, The middle part of the shaft seat is movably installed with a rotating shaft. The present invention plays a role of support and protection by arranging a limit ring sleeve to prevent the natural sagging of the cable from causing pressure on the connection between the cable and the connecting plug, thereby causing the connection of the cable to be damaged. It is easy to be broken and damaged, which improves the service life of the device, reduces the chance of cable loosening, ensures the normal operation of the device, and separates the cables from each other, which is convenient for operators to overhaul.

The invention discloses a high-end environment-friendly cleaning robot comprising a base. A transmission device is arranged at the right side of the upper end surface of the base; a transmission groove extending front and back is formed in the middle of the upper end surface of the transmission device; a transmission vehicle moving back and forth is arranged in the transmission groove; support rods are arranged at the right side of the upper end surface of the transmission device symmetrically in a front-back manner; and a host case is arranged above the transmission device. The upper ends ofthe front and rear support rods are fixedly connected to the front and rear ends of the right side of the lower end surface of the host case; a controller is arranged at the right side of the host case; a display screen is embedded in the right end surface of the host case; a sliding cavity with a downward port is arranged at the left side inside the host case; and a first mounting cavity is arranged at the center of the upper end wall of the sliding cavity.

The invention discloses an online optical fiber ammonia nitrogen sensor which is suitable for detecting the ammonia nitrogen content in water. The ammonia gas sensor comprises a waterproof and breathable gas chamber, a sensing device used for sensing the concentration of ammonia gas and generating an optical signal, a conversion device used for converting the optical signal of the sensing device into an electric signal, a processing device used for converting the electric signal into a digital signal, and a waterproof circuit chamber, wherein the sensing device is arranged in the gas chamber,the conversion device and the processing device are connected and are both arranged in the circuit chamber, and the sensing device and the conversion device are correspondingly arranged so as to transmit optical signals. The online optical fiber ammonia nitrogen sensor provided by the invention can effectively detect the ammonia nitrogen content in water, is simple to operate, and can be popularized and used.

The invention relates to a method for treating ultrahigh-hardness and ultrahigh-conductivity waste water. The method comprises the steps of: leading waste water of all ways to flow in a regulation pool, mixing and detecting the total hardness of the water, adding sodium carbonate in water with high hardness so as to generate indissolvable calcium carbonate with calcium in the water, thus achieving the purpose of softening water; electrifying an adsorption system, removing the majority of cations and anions in the water, purifying outflowing water after being adsorbed by the electrode until water reaches the standard to be directly recycled after flowing in a recycling pool. The method can effectively reduce the hardness and conductivity of the waste water, is simple and convenient for data observation, simple to operate, low in running cost, and high in outflow rate up to 90-96%, and can not cause secondary pollution due to introduction of new matters.