53results about How to "Easy access and maintenance" patented technology

The invention provides an environment-friendly material raw material mixing device convenient to clean. The device comprises a tank and an upper cover. A mixing cavity is formed in the tank, an installation groove is formed in the middle of the upper cover, and the upper surface of the upper cover is connected with a top plate through a supporting column. A cleaning and driving device is arranged on the top plate and comprises a transmission box, a rotary motor, a water inlet pipe and a rotary spraying plate. A connection pipe is fixedly connected with a first stirring device, and the middle of the lower surface of the rotary spraying plate is fixedly connected with a second stirring device. The first stirring device is composed of a rotary disc and a rotary stirrer. The second stirring device is composed of a spiral stirrer and a scraper. The tank is cleaned through the cleaning and driving device after use. The rotary disc is rotated under the drive of the rotary motor, and accordingly the rotary stirrer is driven to revolve. Besides, the rotary stirrer is driven by the stirring motor to rotate, and raw materials are efficiently stirred and mixed easily.

The nuclear heating reactor with forced circualting cooling deep water pool containing natural circulation incldues water pool, reactor core, control rod and heat exchanger, in which the reactor coreis placed in the bottom of water pool, the control rod is placed in the reactor core, the water outlet end of the heat exchanger is communicated with pool water by means of circulating pump, and the water inlet end of heat exchanger is communicated with reactor core. It is characterized by that the described heat exchanger and circulating pump are placed outsdie water pool, and the depth of pool water is 10-60m. and said circulating pump is an impeller circulating pump with high revolution rate. Said invention adopts forced circulation mode including natural circulation, and can implement non-active conversion under the condition of that the parameters of water temp. of reactor, etc. do not instantaneously overtop and can continuously change when the forced circulation is transited to natural circulation.

The invention discloses a management and control system for a storage battery, which is arranged between two electrodes of a positive electrode and a negative electrode of the storage battery and two ends of an external load. Electric quantity and voltage of the storage battery are detected through a detection module, then the storage battery is subjected to charge and supply management by a battery management and control module according to a detection signal, and an alarm is given when the storage battery is invalid and the quit of the storage battery and the on and off of a total current loop are automatically or remotely controlled. The management and control system can accurately determine the rear capacity of the storage battery, thereby determining the property of the storage battery and enabling an electricity-consuming circuit to stably and reliably operate.

The invention relates to a mounting structure of a car-coupler shock absorber. The mounting structure comprises an impacting seat, a front slave plate seat, a rear slave plate seat and a car-coupler frame. A rectangular opening is formed in the middle of an end beam, the car-coupler frame is welded and fixed on the end-beam inner side of the rectangular opening, the impacting seat is fixed at the rectangular opening of the end beam, a car-coupler return mechanism is placed in the car-coupler frame, two ends of the car-coupler return mechanism are abutted against the inner wall of the car-coupler frame, the front slave plate seat and the rear slave plate seat are longitudinally fixed on a towing beam, the shock absorber is disposed between the front slave plate seat and the rear slave plate seat, a supporting plate used for supporting the shock absorber is fixed below the towing beam, a mounting hole is formed in an iron floor, and a towing pin penetrates the mounting hole to connect a car coupler with the shock absorber. The car-coupler frame is fixed on the rear side of the end beam, the car-coupler return mechanism is placed in the car-coupler frame; the towing pin penetrates the shock absorber and the car coupler from top to bottom, so that the towing pin is prevented from shedding caused by vibration, and accidents like unhooking are avoided; a layer-stepping wearing plate is designed to facilitate maintenance.

The present invention belongs to the field of heat accumulating heat exchange technology, and is one kind of porous ceramic device for preparing high temperature and pressurized water vapor. The porous ceramic device includes two porous ceramic heat accumulating chambers, one four-way change valve and two pneumatic closing valves. The high temperature fume heats the porous ceramic honeycomb heat accumulating chambers through heat exchange with porous ceramic, and the low temperature saturated water vapor flows in the porous ceramic heat accumulating chambers in the direction opposite to that of the fume to become high temperature overheat water vapor through heat exchange with the porous ceramic, so as to produce high temperature and pressurized water vapor in stable flow rate.

The invention discloses a monitoring device based on a big data network. The monitoring device comprises a base, a lifting plate and a mounting plate, wherein a vertically arranged guide rod is fixedly mounted on the upper end surface of the base; a through sliding groove is formed in one end of the lifting plate; the lifting plate is in sliding connection with the guide rod through the sliding groove; a lifting sliding transmission mechanism is arranged at the bottom of the lifting plate; the mounting plate is arranged on the upper side of one end, far away from the sliding groove, of the upper end surface of the lifting plate; an angle adjusting mechanism is arranged between the mounting plate and the lifting plate; a monitor is fixedly mounted on the upper end surface of the mounting plate; and a camera is arranged on the front side of the monitor. According to the monitoring device, the lifting sliding transmission mechanism is arranged, so that the height of the monitor can be adjusted, the monitor can conveniently carry out camera monitoring at different heights, and a worker can conveniently maintain and overhaul the monitor; and the angle adjusting mechanism is arranged, so that the inclination angle of the monitor can be conveniently adjusted, and the monitoring range of the monitor is expanded.

The invention belongs to the technical field of chemical material drying treatment and provides an environment-friendly chemical material stirring and drying device. The device comprises an upper cover, a tank, a filter device and supporting frames. The upper cover and the tank are in detachable connection through hexagonal nuts and bolts, a first feeding hopper and a second feeding hopper are arranged above left and right of the upper cover respectively and arranged symmetrically, and lower portions of the first feeding hopper and the second feeding hopper penetrate the upper cover. The uppercover and the tank are in detachable connection to make it convenient for demounting for maintenance of the device; by arrangement of a first partition plate and a second partition plate, chemical material falling speed is decreased while chemical material falling distance is increased, complete contact of chemical materials with heat is facilitated, and improvement of drying quality is benefited; moisture generated in the tank by drying of the chemical materials is extracted through a dehumidifier, dehumidification is further realized through the filter device, and dehumidified hot air is re-fed into the tank through a first air distribution plate and a second air distribution plate, so that waste heat recycling is realized, and the heat utilization rate is increased.

The invention relates to a sewage oxygen charging system and an oxygen charging method. The sewage oxygen charging system comprises an aerobic tank, a sewage circulation device, a water distribution system, an oxygen charging filler, a reflux device and a clapboard, wherein the aerobic tank is divided into a circulation area and an oxygen charging area through the clapboard; the sewage circulation device is located in the circulation area; the reflux device stretches into the oxygen charging area; the water distribution system is connected with the sewage circulation device and lifts sewage to the oxygen charging filler; the oxygen charging filler is located above the aerobic tank; the reflux device is located under the oxygen charging filler. The invention also provides the oxygen charging method of the sewage oxygen charging system. According to the oxygen charging system and the oxygen charging method provided by the invention, heat can be exchanged and temperature can be adjusted during an oxygen increasing process, and the advantages of lower aeration consumption, good oxygen charging effect, easiness in overhaul and maintenance, and the like are achieved.

The invention provides an oil recovery device and method based on linkage of oil discharge and nitrogen injection fire extinguishing with an oil immersed transformer. The oil recovery device comprisesa casing (1) having an accommodating cavity, an oil conveying pipe (2) arranged between the casing (1) and a transformer oil conservator, and a shut-off valve device (3) that is arranged on the oil conveying pipe (2) and is opened on the basis of a defined pressure of the oil of the transformer oil conservator, the high-pressure oil in the transformer oil conservator is injected into the casing (1) through the oil conveying pipe (2) by opening the shut-off valve device (3), the casing (1) stores the oil, and the high-temperature hot oil at the top layer of the transformer and mixed combustible gas discharged from the oil discharge and nitrogen injection fire extinguishing equipment are not collected in a transformer oil pool or an open container through a fire prevention cabinet pipeline,therefore the oil is centrally stored and can be conveniently recovered.

The invention discloses an intelligent electric power engineering cable laying device which comprises a connecting pipeline, an inspection robot and a construction robot. The connecting pipeline comprises a pipeline module, a cable and a sealing cover, pipeline grooves are formed in the pipeline module, and cable fixing grooves formed in the pipeline module side by side are formed in the pipelinegrooves respectively. The cable is fixedly arranged in a cable fixing groove, a sealing groove corresponding to the pipeline grooves is formed in the fixing module, and a sealing cover for sealing thepipeline grooves is arranged in the sealing groove. The inspection robot comprises a first sliding machine body, a second sliding machine body, a lifting shaft, a lifting machine body, a pressing support, a jacking and pressing module, a conveying module and a cable fixing module. The device can be buried underground after being connected through the pipeline module, the pipeline grooves are formed in the pipeline module respectively, cables are laid in the pipeline grooves, and cable laying efficiency is greatly improved.

The invention discloses an overflow port of a clean-water reservoir of a water treatment plant. The overflow mainly comprises an overflow well connected with the clean-water reservoir and is characterized in that an overflow weir is arranged in the overflow well, and overflow opening holes are formed between the clean-water reservoir and the overflow well; a shutter is arranged on the side face of the overflow well and is communicated with the outside, an insect-prevention steel wire gauze is arranged over the overflow weir, and insect-prevention steel wire gauzes are arranged over the outer side and the inner side of the shutter. The overflow port smartly combines functions of clean-water overflow and pollution prevention through the overflow opening holes, the overflow weir and the shutter to form a single body capable of realizing double-function requirements; compared with steel flared openings, steel pipes, steel hangers and the like, the overflow port disclosed by the invention has the advantages of simpleness, compactness, practicability and investment saving; when the overflow functional requirements of the water treatment plant (or a pump station) are met, the danger that the clean water is polluted is avoided; the overflow port is very suitable for being applied to the overflow of the water treatment plant (or the pump station).

An embodiment of the invention provides a voltage detection device and a power supply system of an electric locomotive. The voltage detection device is used for detecting voltage of a power grid and judging whether the voltage of the power grid fits a preset first threshold. When the voltage of the power grid fits the first threshold, an inverter is instructed to be operated normally. The voltage detection device is arranged at the top of the electric locomotive. The power supply system comprises the voltage detection device and the inverter, and the voltage detection device is used for detecting voltage of the power grid and judging whether the voltage of the power grid fits the preset first threshold. When the voltage of the power grid fits the first threshold, the inverter is instructed to be operated normally. The voltage detection device is arranged at the top of the electric locomotive. The inverter is used for supplying electricity to a traction motor of the locomotive under the condition that the voltage detection device sends out instructions.

The invention provides an insertion type ultrasonic flowmeter.The insertion type ultrasonic flowmeter comprises a connecting rod; the lower end of the connecting rod is fixed to a flow reflection mechanism through a locating screw, the outer wall of the middle of the connecting rod is connected with a ball valve in a sleeved mode, and the upper end of the connecting rod is fixed to a meter head assembly through a meter head connecting assembly; a pressure sensor assembly is arranged between the ball valve and the meter head assembly and connected with the meter head assembly and a connecting pipe of the ball valve respectively; the flow reflection mechanism can be arranged in a pipeline and comprises a fixed base like a hollow pipe, the outer wall of the fixed base is fixed to the lower end of the connecting rod, two ultrasonic sensors are fixed to the upper end of the inner wall of the fixed base, and two ultrasonic reflectors are fixed to the lower end of the inner wall of the fixed base; the two ultrasonic sensors and the two ultrasonic reflectors are located in the same right-angle quadrangle, and opposite end faces of the two ultrasonic reflectors are each provided with a bevel used for reflecting ultrasonic waves.Through the insertion type ultrasonic flowmeter, installation is simple and reliable, there is no need to conduct null point debugging or flow calibration on site, and overhaul and maintenance in a later period are both convenient.

A smart AR-utilized household experiencing system and the method thereof are disclosed. An eyeglass shaped device is connected with a central server, and a master control module and a third single-chip microcomputer form a smart master control system. The master control module is connected with the third single-chip microcomputer which is connected with a first position switch, a second position switch, a motor and a rotary device, and the single-chip microcomputer controls the motor and the rotary device. The system in combination with the method can effectively solves the problems that in the prior art, moisture degree and temperature level in a master control box can not be obtained, and no detection apparatus for detecting the moisture degree and temperature level in the master control box is available. The problems of lack of electronic component control means, being uneasy for a detection device to extend into a master control box, poor detection effect, detection effect being affected by particle impurities, inflexibility for erecting a detection device, noise and vibration occurrence during pulling of the detection device, instable connection between parts, no remote control function, and poor smart control effect can also be solved.

The invention discloses a pretreatment device for purifying high-purity aluminum oxide and a treatment method, and particularly relates to the technical field of aluminum oxide purification. Through the transmission effect of a first gear in a stirring device, a second gear and a third gear can be controlled to rotate in opposite directions, and a first stirring frame and a second stirring frame can rotate in a staggered mode, and the purpose of bidirectional stirring is achieved. The first stirring frame and the second stirring frame can move up and down in a reciprocating mode again through the transmission control effect of an elastic transmission structure, and then solution mixing uniformity is guaranteed through staggered rotation and up-and-down movement. Meanwhile, a solution can be drained to the upper part for mixing treatment again through the cooperation of a cam and a drainage assembly, and meanwhile, uniform heating of the solution can be ensured in the drainage process, so that the device can achieve a better treatment effect through the mode, and the production and processing requirements are met.

The invention relates to a piston rod separation device of a piston-diaphragm pump as well as the piston-diaphragm pump. When a piston rod (1) is separated from a driving connecting rod (2), the piston rod (1) is connected with a screw (8) through the piston rod separation device of the piston-diaphragm pump to form a traction fixing end; and one end of the driving connecting rod (2) is acted by a traction force to form a traction force applying end. According to the invention, the piston rod and the screw are fixed together through the piston rod separation device of the piston-diaphragm pump, so that when the traction force is applied to a jigger, the piston rod is easily separated from the driving connection rod; and the piston rod and the driving connection rod which are tightly combined can be separated quickly and effectively, so that the maintenance and the overhaul are facilitated.

The invention relates to the field of drying equipment, and discloses a chalk drying device based on an air heater. The device is of a workshop-type structure, and brackets for storing chalks are arranged in a workshop. The chalk drying device based on the air heater structurally comprises a cavity formed between an outer wall body and an inner wall body, a plurality of first through holes communicating with the cavity are formed in the inner wall body in an embedded mode, first sleeves are arranged in the first through holes in an embedded mode, and the inner end portions of the first sleevesare connected with dust filtration assemblies through threads; an air inlet is formed in the right side of the outer wall body in an embedded mode, the air inlet is connected with an air outlet pipeof the air heater outside in a sealing mode, and a single-door facilitating in and out is arranged on the left sides of wall bodies; arc-shaped frame beams are arranged on the inner and outer sides ofthe upper end portion of the wall bodies, and an arc-shaped first cover plate is arranged above the arc-shaped frame beams; and a drying area is formed in an area enclosed by the wall bodies, a plurality of chalk storage frames are arranged in the drying area, and a plurality of chalk storage assemblies are arranged on the chalk storage frames. The chalk drying device based on the air heater is simple to operate, convenient to use, and is suitable for multiple places.

The invention relates to the technical field of ship and warship maintenance, in particular to auxiliary equipment for ship and warship overhauling and launching. The auxiliary equipment comprises a pair of main connecting bases. At least three bottom supporting bases are arranged on each main connecting base in a linear array mode. Two fixed plates are integrally formed at the left and right endsof each bottom supporting base correspondingly. The fixed plates and the main connecting bases are fixedly mounted through bolts. The auxiliary equipment for ship and warship overhauling and launching has the beneficial effects that the auxiliary equipment for ship and warship overhauling and launching can conduct accurate supporting on different parts of a ship bottom through multiple pairs of supporting plates so that a ship can be stably raised up to get away from the water surface to facilitate normal overhauling and maintaining on the ship bottom by maintenance personnel. Moreover, the auxiliary equipment for ship and warship overhauling and launching can adapt to different sizes and shapes of ship and warship bottoms, is good in supporting stability, safer and easy to use and effectively improves the ship and warship overhauling efficiency.

The invention discloses an integrated type washing device and method for lathe dust and engine oil. The integrated type washing device comprises a dust collecting shell, a frame and a drive assembly.The drive assembly is movably connected with the frame. The frame is assembled on the edge of an oil storing and dust accumulating groove of the lathe. The drive assembly comprises a triangle top base, a servo motor, a driving gear, a driven gear, a transverse shaft, a guide wheel, a bearing bush base and a framework. When the overall integrated type washing device is used, the tip end of the triangle shell extrudes metal chips, dust and engine oil into the dust collecting groove, in this way, the metal chips, the dust and the engine oil can be collected, meanwhile, leaking out of the metal chips can be avoided by means of a magnet, in this way, most metal chips and dust can be collected, however, a certain amount of engine oil stain exists, at the moment, an oil absorbing rag layer passesthrough the surface of the engine oil stain, the oil absorbing rag layer can have a function of wiping away excessive oil stain, namely, when the integrated type washing device is used, the metal chips, the dust and the engine oil can be cleared away at a time, practicality is good, and meanwhile assembling and disassembling are convenient.

The invention discloses a ventilator and a ventilation system, and relates to the technical field of ventilation equipment. The ventilator comprises a shell assembly and a ventilator set; the shell assembly comprises a top plate, a surrounding plate and a bottom plate, wherein the top plate and the bottom plate are positioned on two opposite sides of the surrounding plate and are detachably connected with the surrounding plate, and the top plate, the surrounding plate and the bottom plate enclose a mounting space; a ventilation opening communicating with the mounting space is formed in the surrounding plate; and the ventilator set is arranged on the bottom plate, an air outlet of the ventilator set communicates with the ventilation opening, and air is discharged through the ventilation opening. The invention further provides the ventilation system comprising the ventilator. The ventilator and the ventilation system have the characteristics of being simple in structure and convenient todisassemble and assemble, and meanwhile, the ventilator and the ventilation system can be conveniently transported.

The invention provides an open circuit protection mechanism applied to a battery. The open circuit protection mechanism applied to the battery is connected with a power transmission line. The power transmission line is connected with a load. The power transmission line comprises a positive line and a negative line. The open circuit protection mechanism applied to the battery comprises a battery unit, a direct current multi-circuit switching unit and a direct current voltage stabilizing unit. According to the invention, the open circuit protection mechanism comprises multiple battery packs; multiple battery packs are connected with the transmission line through a multi-position selector switch; when an open-circuit fault occurs in one group of batteries, the multi-position selector switch is switched to the next gear, and another battery pack is connected to ensure continuous power supply to a load; continuous and reliable power supply of important power supplies such as a direct current power supply, a communication power supply, a UPS power supply in substations and power plants can be ensured; at the same time, correct operation of relay protection and automatic devices thereof in the event of an accident can be ensured; and normal and safe operation of the whole substation is ensured.

The invention provides an unfoldable case structure and an air quality detector thereof.The unfoldable case structure comprises a heat dissipation base and a case body installed on the upper portion of the heat dissipation base, a case unfolding opening is reserved in one side of the case body, and a turnover plate is movably installed at the bottom of the case unfolding opening through a rotating shaft; the turnover plate is movably matched with an unfolding opening of the machine case, the wire coil is fixedly installed on the first driven shaft, and the expansion sealing film is tightly matched with the unfolding opening of the machine case in the expansion state. The turnover plate is arranged on the base, the working components are completely exposed to the external environment after being turned over, the S-shaped cooling groove is formed in the turnover plate, heat generated by the working components installed on the S-shaped cooling groove can be rapidly transmitted, the hydraulic sealing groove is formed in the periphery of the turnover plate, the problem that a case unfolding opening is poor in sealing performance is solved, and the practicability and sealing performance of the device are greatly improved.

The invention belongs to the field of carbonization equipment, and particularly relates to a discharging device of a carbonization furnace. Comprising a double-layer barrel communicated with a carbonization furnace, and a check ring is arranged between an inner-layer barrel wall and an outer-layer barrel wall; and a discharge hole is formed in the outer-layer cylinder wall and is connected with a star-shaped unloader. The check ring is arranged in the middle of the barrel, one side, close to the carbonization furnace, of the inner-layer barrel wall extends out to be flush with the outer-layer barrel wall, the other side of the inner-layer barrel wall is flush with the check ring, and the discharge port is formed in the side, close to the carbonization furnace, of the inner-layer barrel wall. When the carbonization furnace is connected with the discharging device, the carbonization furnace is embedded between the outer-layer cylinder wall and the inner-layer cylinder wall and attached to the inner wall of the outer-layer cylinder wall, and materials slide to the position between the outer-layer cylinder wall and the inner-layer cylinder wall along the carbonization furnace cylinder and are discharged from the discharging port.

The device comprises a discharging pipe body, a connecting ring is installed at one end of the discharging pipe body, a bolt hole is formed in the outer wall of the connecting ring in a penetrating mode, a threaded groove is formed in the top end of the connecting ring, a water inlet valve is installed on the side, close to the connecting ring, of the outer wall of the discharging pipe body, and a sliding groove is longitudinally formed in the outer wall of the discharging pipe body; a sliding block is installed in the sliding groove in a clamped mode, and a discharging port is formed in the other end of the discharging pipe body. According to the automatic pouring and steel bar discharging device, the structural strength of the feeding port of the discharging pipe body is improved, dismounting and mounting of the discharging pipe body and automatic pouring equipment are facilitated, overhaul and maintenance are facilitated, adhesion of concrete grout is prevented, and it is avoided that thick concrete grout becomes lump, accumulates and agglomerates in the pipe; clear water can be conveniently provided for viscous concrete grout in the inner pipe for dilution, later cleaning and flushing are also facilitated, the residual concrete grout is prevented from being dried up and condensed in the pipe, and the problem that a pipe body is broken due to the fact that a discharging port collides with a building mold is solved.

The invention discloses a shaft rod connecting assembly for a motor, which comprises an output shaft of the motor, a sliding rod, a sliding ring, a connecting rod, a safety ring, a side direction connecting disc, a connecting hole, a shaft rod, a shaft connecting pipe I, a buffer ring, a positioning ring sheet, a connecting ring, a tensioning inner bolt, a tensioning sheet, a fixing bolt, a safetyclamping piece, a friction plate, a fixed screw hole, a positioning block, a buffer spring, a sliding piece and a shaft connecting pipe II. According to the shaft rod connecting assembly for the motor, the connecting ring and the buffering ring are arranged between the shaft connecting pipe I and the shaft connecting pipe II, the fixing block is arranged in the inner cavity of the buffering ring,and the buffering spring is arranged on one side of the fixing block and is connected with the sliding sheet at the outer side of the connecting ring, thereby buttering the damage to the motor due tothe torque force caused by the transmission between the damping shaft connecting pipe I and the shaft connecting pipe II, avoiding the sudden stop or the sudden start of the shaft rod driven by the motor to damage the inside of the motor, and ensuring the service life of the motor.

The invention discloses an intelligent lighting energy consumption metering automatic control device. The device comprises an energy consumption metering instrument main body, an electric control box body is arranged at the top of the energy consumption metering instrument main body, and quick mounting and dismounting mechanisms are respectively arranged at the centers of two sides of the energy consumption metering instrument main body. According to the intelligent lighting energy consumption metering automatic control device, the quick mounting and dismounting mechanisms are installed, traditional screw fixation is replaced by clamping fixation of clamping grooves and movable clamping pins, and therefore, a large number of screws do not need to be screwed, the working efficiency is improved; energy consumption of an intelligent illuminating lamp is monitored in real time through an energy consumption monitoring module; when the energy consumption exceeds a preset threshold value, a brightness adjusting module starts to adjust the brightness of the intelligent illuminating lamp, so that energy consumption is reduced; and current, voltage, temperature, energy consumption and fault data in the working process of the equipment are collected in real time through a data collection module, and the data are processed and encrypted, then confidential transmission of the data is conducted through a wireless receiving and transmitting module, so that the data are transmitted to a client side, and remote checking of the data is achieved.

A dust-removing air bag rainproof cover that is easy to maintain includes a cover body, a bracket and a hinge. The cover body is composed of two side plates, two inclined plates and a top plate. The brackets are welded on both sides of the air bag on the top of the dust collector, and the cover and the bracket are connected by hinges. The dust-removing air bag rain cover for easy maintenance can protect the air bag and its electrical components from being eroded by rain and smoke, ensuring that the blowing system The normal operation of the filter bag prevents rainwater from entering the filter bag and causing the filter bag to be hardened or even burned. The cover body and the bracket are connected by hinges. During maintenance, only the cover body needs to be turned over, which greatly facilitates the repair and maintenance of the air bag and injection system.

An energy-saving environment monitoring device disclosed by the present invention comprises a base, a guide rod and a lifting frame, the top of the guide rod is provided with a solar power generation mechanism with a changeable direction, and a lifting sliding transmission mechanism is arranged between the lifting frame and the guide rod. A first mounting frame, a second mounting frame and a third mounting frame are symmetrically mounted on the outer side of the lifting frame, and a wind speed monitor, a wind direction monitor and an air temperature monitor are mounted on the upper end face of the first mounting frame, the upper end face of the second mounting frame and the upper end face of the third mounting frame correspondingly. The solar power generation mechanism with the direction changing function is arranged, the angle of a solar panel can be changed along with the azimuth change of the sun, the utilization efficiency of solar energy and the energy-saving and environment-friendly performance of the environment monitoring device are improved, and the lifting sliding transmission mechanism is arranged, so that the lifting frame ascends and descends on the upper portion of the guide rod, and the height of the lifting frame is adjusted; the environment quality at different heights can be monitored conveniently, and meanwhile, a detection instrument on the upper end face of the lifting frame can be overhauled and maintained conveniently.