309 results about "Open air" patented technology

The utility model discloses an oil-gas separator airtight detection device in the field of automobile part manufacturing, which comprises a base, a vertical quick clamp, a plug assembly and a plug driving piece, the vertical quick clamp is used for fixing an oil-gas separator on the base, the oil-gas separator comprises an oil return port, an air inlet joint and an air outlet joint, and the plug assembly is used for fixing the oil-gas separator on the base. The outer side of the base is provided with an air inlet connector, an air channel is formed in the base, the air inlet connector is communicated with the oil return opening through the air channel, and the plug driving piece is used for driving the plug assembly to be close to or away from the oil-gas separator so as to plug or open the air inlet connector and the air outlet connector. The oil-gas separator airtightness detection device is simple in structure, high in automation degree and good in stability, and can effectively carry out airtightness detection on the oil-gas separator.

The invention discloses a method for preparing high-performance carbon microspheres based on classification of waste cotton textiles, which comprises the following steps: aiming at the waste cotton textiles which are accumulated in the open air and have obvious aging difference, firstly carrying out mechanical opening and impurity removal and photocatalytic decontamination pretreatment, and then sorting the aging degree through a carbonyl sensitive fluorescent probe and laser irradiation, so as to obtain the high-performance carbon microspheres. The heavily aged hydrophobic fibers and the lightly and moderately aged hydrophilic fibers are obtained. Treating the lightly and moderately aged fibers with an ionic liquid repairing system, and then preparing regenerated high-strength fibers by adopting magnetic control liquid crystal spinning; the heavily aged fiber is subjected to catalyst-free hydrothermal carbonization and gradient KOH activation pore expansion, and the graded pore carbon microspheres are prepared. According to the method, different aged fibers are accurately utilized, the performance of regenerated products is improved, pollution is reduced, and the resource utilization rate and additional value of the waste cotton textiles are increased.

The application provides a control cabinet for smart grid, and belongs to the technical field of control cabinets. The control cabinet comprises a cabinet body, a refrigerating machine fixedly connected to the upper wall of the cabinet body, an external pipeline I arranged on one side of the refrigerating machine, an external pipeline II arranged on the other side of the refrigerating machine, an openable cabinet door arranged on the front side of the cabinet body, an air flow assembly arranged on the inner wall of the cabinet door and the cabinet body, an assembly component arranged in the cabinet body, and a heat removal unit arranged on the rear side of the cabinet body and connected to the air flow assembly. The application solves the problem that the control cabinet for smart grid is usually cooled by open air cooling, and external air is introduced into the cabinet by a fan to reduce the temperature. However, this method is prone to cause dust, water vapor and pollutants in the external environment to enter the cabinet body, thereby polluting electrical components.

The invention relates to the field of hydrogen fuel cell stacks, in particular to an open type air-cooled hydrogen fuel cell stack with a vibration self-cleaning function. Comprising a shell and a cell stack, the cell stack is composed of two side end plates and a plurality of bipolar plates, a cathode flow channel is formed between every two adjacent bipolar plates, the cooling fan is installed on one side of the shell, an installation frame and two side guide rods are arranged at the corresponding positions of the shell, and the two side guide rods are connected with the installation frame. The guide rods are arranged between end plates on the two sides of the cell stack in a penetrating mode in the stacking direction of the cell stack, the periphery of each guide rod is sleeved with an elastic layer, the vibration mechanism is arranged on the installation frame, and the vibration mechanism comprises a vibration generator, a vibration transmission structure connected with the vibration generator and a water collecting tank. The vibration generator is driven by air flow generated by the cooling fan, high-frequency micro-amplitude vibration self-cleaning of each bipolar plate is achieved in combination with the vibration transmission structure, and water films and particles in a cathode flow channel are effectively stripped and collected by the bottom water collection tank in a centralized mode.

The utility model relates to the field of rock mass restoration, in particular to a rock mass restoration and reinforcement device for broken rock mass of stone cultural relics, and provides the following scheme aiming at the problem that the rock mass restoration and reinforcement device in the prior art has excessive intervention on a rock mass structure: the rock mass restoration and reinforcement device comprises a vertical supporting mechanism, the first jacks are fixed to the top face of the mounting plate, the supporting columns are detachably mounted on the bottom face of the mounting plate, and a mounting groove is formed in one end of the mounting plate; the side edge supporting mechanism comprises a movable plate movably arranged in the mounting groove, a fixed plate fixed to the top face of the movable plate, a second jack hinged to the outer wall of the side, close to the mounting plate, of the fixed plate, and a telescopic rod mounted at the output end of the second jack. The bottom and the side edges of a damaged rock mass can be conveniently supported, interference and damage to the rock mass are reduced, the whole device can be conveniently stored and transferred, and great convenience is brought to outdoor use of a user.

An in-ear earphone includes a digital signal processor (DSP), a speaker operatively coupled to the DSP; an external microphone operatively coupled to the DSP, and an in-ear earphone power management unit (PMU) to provide power to the DSP the speaker, and the external microphone. The in-ear earphone includes an earphone in-ear external sound-permitting tip operatively coupled to the in-ear earphone, the earphone in-ear external sound-permitting tip for insertion into a user's ear canal and including tip channels to allow noise to enter into the user's ear canal. The DSP executes computer-readable program code of a noise cancelling module to cancel, from audio input from the external microphone, sounds external to a user's ear canal.

The utility model discloses a smoke hood combined type oil smoke purifying and deodorizing machine which comprises a machine shell, the left end of the machine shell is fixedly communicated with an air inlet pipeline, the lower end of the air inlet pipeline is fixedly connected with a smoke collecting hood, and an oil smoke concentration sensor is fixedly installed on the inner wall of the smoke collecting hood. An anti-leakage mechanism, a suction fan, a high-voltage electrostatic oil smoke purifier and an air odor removal purifier are detachably mounted in the machine shell from left to right in sequence, a controller is arranged on the anti-leakage mechanism, and the suction fan, the high-voltage electrostatic oil smoke purifier and the air odor removal purifier are all in signal connection with the output end of the controller. When the cooking fume concentration sensor monitors cooking fume, the suction fan, the high-voltage electrostatic cooking fume purifier and the air odor removal purifier can be automatically started, when the cooking fume concentration sensor monitors that the cooking fume concentration is high, the air speed of the suction fan can be increased, the equipment does not need to manually touch a button, and the equipment can intelligently sense and automatically adjust the air speed; and the user experience and the use convenience are improved.

The utility model provides an air valve and an air valve module based on memory alloy driving, which comprise a shell, an air cavity is arranged in the shell, and two opposite ends of the air cavity are respectively provided with a normally open air port and a normally closed air port; an actuating piece is arranged in the air cavity and comprises a movable arm, a fixed arm and an elastic part for connecting the movable arm and the fixed arm; the movable arm extends towards one side, a plug is arranged at the free end of the movable arm, the plug is located between the normally-open air opening and the normally-closed air opening and connected with one end of a memory alloy wire, and the other end of the memory alloy wire is connected to the position, close to the elastic part, of the fixed arm. The memory alloy wire deforms after being powered on to drive the plug to move, and therefore opening and sealing closing of the normally-open air opening and the normally-closed air opening are achieved. The air valve has the advantages of being simple in structure, fast in response, accurate in control, low in power consumption, small in size, long in service life and the like, and is suitable for the fields of industrial automation, medical instruments, aerospace and the like.

The utility model relates to a fan with a detachable battery, which comprises a fan main body, the fan main body is provided with a mounting panel, the mounting panel is provided with a first power-on interface and a rechargeable battery pack arranged on the mounting panel, the rechargeable battery pack comprises a second power-on interface, and the second power-on interface is provided with a first power-on interface and a second power-on interface. The second power-on interface is electrically connected with the first power-on interface, and the rechargeable battery pack is detachably connected with the mounting panel through a clamping structure. According to the fan with the detachable battery, due to the fact that the detachable rechargeable battery bag connected in the clamping mode is arranged, the fan can work without an external power source, the portability of the fan is improved, and a user can use the fan outdoors or in the place without a power socket.

The utility model relates to a luggage cabinet drawing assembly, including cabinet body and cabinet door, and cabinet body is provided with cabinet body support device, drawing board and drawing board support device, is provided with folding telescopic seat in the cabinet body, and the cabinet body is provided with folding telescopic support plate. The utility model discloses a luggage cabinet drawing assembly, simple structure, convenient to carry, integrates drawing frame, drawing board, drawing workbench and drawing seat, can carry all drawing tools, when drawing sketching in the open air, is more convenient, creates good condition for drawing.

The invention relates to the technical field of heat dissipation, in particular to the technical field of heat dissipation of personal computers, workstations and servers, and particularly relates to an open type air duct memory radiator. The radiator comprises radiating fins, a limiting component and a heat-conducting medium, wherein the radiating fins, the limiting component and the heat-conducting medium surround a memory bank to form an open air duct. The cooling fins are symmetrically arranged on the two sides of the memory bank; the limiting component is arranged between the two cooling fins and abuts against the top of the memory bank. And the heat-conducting medium is arranged on a memory chip of the memory bank and is in contact with the inner surfaces of the adjacent cooling fins. According to the internal memory radiator, internal accumulated heat is reduced through the open air duct, and the air flowing efficiency is improved; and heat generated during operation of the memory bank is directly conducted to the cooling fins through the heat-conducting medium, so that the heat conduction efficiency is improved. The flow guide type design of an open type air channel is combined with the direct heat conduction design, efficient heat dissipation is achieved, and stable operation of the memory bank is guaranteed.

The utility model belongs to the technical field of mounting structures, and relates to a simple surface mounting structure, which comprises a mounting shell, a mounting base and a mounting base, the fixed bracket is used for being mounted on a wall surface; the rotating bracket is used for rotationally connecting the mounting shell and the fixed bracket; the first end of the rotary bracket is rotationally connected with the mounting shell, and the second end of the rotary bracket is rotationally connected with the fixed bracket; and when the second end of the rotary bracket rotates around the first end, the fixed bracket exceeds or is lower than the outer surface of the mounting shell. According to the simple exposed installation structure, blind installation is not needed when a product hanger is installed, direct exposed installation can be achieved, and the installation efficiency is improved.

The utility model discloses a ventilation pipe fire-retardant device, which relates to the technical field of ventilation pipes, and comprises a ventilation pipe, two tuyere baffle tongues are arranged at the middle position of the inner wall of the ventilation pipe, and the two tuyere baffle tongues are arranged at the middle position of the inner wall of the ventilation pipe and can swing. A hexagon-headed bolt is installed in the middle of the ventilation pipe, the hexagon-headed bolt penetrates through the central axis of the ventilation pipe and extends out of the outer wall of the ventilation pipe, and a hexagon flange face locking nut is installed at the top end, extending out of the outer wall of the ventilation pipe, of the hexagon-headed bolt. When the temperature of the pipeline rises continuously due to fire or other reasons and reaches more than 68 DEG C, the fusing plate can fuse automatically (the fusing point of the fusing plate is low), at the moment, the fusing buckle fixing plates on the surfaces of the two normally-open tuyere blocking tongues are fixed through the fusing plate, then the torsion spring works rapidly, and the temperature of the pipeline rises continuously. The two tuyere blocking tongues are assisted to be closed, fire disasters are prevented from occurring or spreading, and the blocking and protecting effects are achieved.

The air conditioner indoor unit comprises a shell, a heat exchanger, a draught fan and an air duct, the shell comprises a shell body and a panel, an air outlet is formed in the shell body, one end of the panel is rotationally connected with the shell body, the panel shields the air outlet, a connecting assembly is arranged between the shell body and the panel, and the connecting assembly is connected with the shell body. The connecting assembly is used for opening or closing the air outlet; the connecting assembly comprises a first connecting part and a second connecting part, and when the connecting assembly closes the air outlet, the first connecting part and the second connecting part extend in the same direction based on the connecting position; and when the air outlet is opened by the connecting assembly, the first connecting part and the second connecting part extend back to back based on the connecting part. The first connecting part is connected to the shell body, the second connecting part is connected to the panel, the connecting assembly is arranged between the shell body and the panel by rotationally connecting the first connecting part and the second connecting part, and the panel is limited to be opened on the shell body through the first connecting part and the second connecting part.

The present application relates to the technical field of photovoltaic devices, and discloses a multi-source energy storage type photovoltaic energy-saving mushroom house heat pump drying device, which comprises a mushroom house, a heat pump and an energy storage device arranged on the left side of the mushroom house, and further comprises a cleaning part, a cleaning part and a vibration part; the cleaning part is installed on the mushroom house; the cleaning part is arranged on the mushroom house; the vibration part is installed on the top of the mushroom house; the cleaning part comprises a cleaning assembly and a collecting assembly; the cleaning assembly and the collecting assembly are arranged on the mushroom house; the cleaning assembly comprises a fixing block, an adjusting plate, a photovoltaic panel, a triangular block group one, a motor one and a screw rod. The present application solves the problem that the existing photovoltaic energy-saving mushroom house heat pump drying device is in the open air for a long time, and the photovoltaic panel is easily covered with dust and other impurities, which will cause the photoelectric conversion efficiency of the photovoltaic panel to decrease significantly, thereby affecting the power generation capacity of the whole device and the economy of the drying operation.

The utility model relates to the technical field of small household appliances for daily use, and discloses an air escape valve, an adsorption device, a base station and a window cleaning robot system. In the air release valve, a vent hole is formed in the first end of a shell; the shell is provided with an air leakage hole; the first end of the pull rod is inserted into the shell and connected with the sealing gasket; the pull rod is used for pushing the sealing gasket to seal the vent hole and / or pulling the sealing gasket to open the vent hole so as to communicate with the deflation hole for deflation. The base station comprises a base station body and the adsorption device. Wherein the air release valve is arranged in the base station body; the suckers are arranged at the bottom of the base station body and used for being adsorbed to the surface of an object to fix the base station body. According to the technical scheme, the air release valve controls the pull rod to push the sealing gasket to seal the vent hole, and the sealing gasket is pulled to release air from the air release hole. The air release valve can be closed and opened by directly operating the pull rod, so that adsorption and release of the sucker are controlled; the air release valve is simple, convenient and fast to operate and has no potential safety hazard.

The utility model discloses a surrounding air outlet structure for an air purifier, relates to the technical field of air purifiers, and specifically comprises a shell, an air inlet net, an air outlet net and a top cover, the shell comprises an outer shell, a supporting part and an inner shell, the inner shell is located in an inner cavity of the outer shell, and the top of the outer shell is connected with the top of the inner shell through the supporting part; a stepped groove is formed in the outer side of the connecting portion of the shell and the supporting portion, a round corner is arranged on the outer side of the connecting portion of the shell and the supporting portion, sealing blocks are evenly arranged on the top of the supporting portion, and an inserting groove is formed between every two adjacent sealing blocks. According to the surrounding air outlet structure for the air purifier, the air outlet net is provided with the air outlet flow guide design, so that 360-degree surrounding air outlet of the air purifier product is achieved; the lateral blowing scheme can reduce dust entering the machine, and the using effect is improved. Through the mechanical sealing design, the sealing contact end face is increased, the sealing effect is improved, and the sealing effect is stable and reliable.

The invention provides a test system and method for indirectly representing the shielding effectiveness of a carbon fiber composite material, and belongs to the technical field of shielding effectiveness test. According to the system, a rectangular resonant cavity with an air gap partial trepanning effect is adopted, and the microwave surface resistance of the carbon fiber composite material is tested in a microwave frequency band, so that the shielding effectiveness of the carbon fiber composite material can be accurately represented; an air gap with a certain distance is formed in actual measurement, so that a non-contact state is kept between the cavity and the to-be-tested sample, the influence caused by discontinuous contact between the sample and the cavity is reduced, and the test precision is improved; the whole testing device is simple and easy to implement.

The utility model relates to the technical field of emulsifier grinding, in particular to an emulsifier fine powder grinding device which comprises a grinding box and a feeding pipe fixedly connected to the top end of the grinding box and communicated with the grinding box, and an air inlet valve fixedly connected to the top end of the grinding box and communicated with the grinding box is arranged on one side of the feeding pipe. According to the powder material discharging device, through the arrangement of the air inlet valve, the discharging electromagnetic valve, the sealing box, the exhaust assembly, the storage table, the transparent cabinet door and the collecting box, when powder materials need to be discharged, the air inlet valve and the discharging electromagnetic valve are opened, an air pump is started, the sealing box is sealed, and the sealing box is sealed; powder materials on the inner side of the grinding box are rapidly discharged into the collecting box through the discharging electromagnetic valve, discharging of the powder materials can be accelerated through the design of the air inlet valve and the connecting assembly thereof, the working efficiency is improved, solid dust on the inner side of the sealing box can be blocked through the design of the exhaust assembly and the connecting assembly thereof, and the situation that dust flies and harms the health of workers is avoided.

The utility model discloses an auxiliary regular adjustable vulcanized rubber trimming device which comprises an operation table and a base fixedly installed on the periphery of the bottom of the operation table. The trimming mechanism is arranged at the top and the bottom of the operation table, is used for trimming rubber and comprises a placement plate which is mounted at the top of the operation table in a penetrating manner, a vulcanized rubber part is placed at the top of the placement plate, and brackets are fixedly mounted on the periphery of the top of the operation table; by means of the arrangement of the trimming mechanism, the vulcanized rubber part is placed on the top of the containing plate, an air pump is started to work, the air pump conducts negative pressure on the interior of a water tank through communication of a connecting pipe and the water tank, the pressure is transmitted into the containing plate through a vertical pipe and a communicating shell, and the vulcanized rubber part is adsorbed and fixed through a hole in the top of the air pump; the situation that the surface of the vulcanized rubber part is shielded by conventional clamping and fixing, and the trimming precision of the vulcanized rubber part is affected is avoided.

The invention provides an air duct component and a cabinet air conditioner, and belongs to the field of air conditioners. The air duct component comprises an upper air duct component and a lower air duct component, the upper air duct component comprises an upper fan air duct with an upper air duct opening formed in the top, the lower air duct component comprises a lower fan air duct with a lower air duct opening formed in the bottom, and the air duct component forms a single lower air supply path with the upper air duct opening for air inlet and the lower air duct opening for air outlet. A single upper air supply path with lower air duct opening air inlet and upper air duct opening air outlet is further formed in the air duct component. And the heat exchange component is connected between the bottom of the upper air duct component and the top of the lower air duct component, located on the single lower air supply path and the single upper air supply path of the air duct component and used for conducting heat exchange treatment on airflow when the air duct component supplies air along the single upper air supply path or the single lower air supply path. According to the air duct component, air flow can be fully contacted with the heat exchange component for heat exchange no matter the air duct component is in an upper air inlet and lower air outlet mode or in a lower air inlet and upper air outlet mode.

The utility model discloses an outdoor safety armored tent with a protection structure, which comprises a left frame and a right frame, a plurality of cross rods are arranged between the left frame and the right frame, the left frame and the right frame are connected into a whole by the plurality of cross rods to form a tent skeleton, and a layer of tent cloth is paved on the surface of the tent skeleton; protection mechanisms are mounted on the side edges of the tent framework; the protection mechanism comprises a protection net plate, the protection net plate is used for protection, in this way, besides the tent cloth, a layer of metal net plate is arranged for protection, in this way, attacks of wild animals are avoided during field camping, good safety is achieved, the protection net plate is provided with a plug pin inserted into a positioning cylinder, and the safety of the tent is improved. Therefore, the device is convenient to mount and dismount.

The utility model discloses an antiskid wear-resistant reflective film customized line which comprises a surface layer, the bottom of the surface layer is bonded with a refraction layer, the bottom of the refraction layer is bonded with a reflective layer, the bottom of the reflective layer is bonded with a focusing aluminum-plated layer, the bottom of the focusing aluminum-plated layer is bonded with a pressure-sensitive adhesive layer, the bottom of the pressure-sensitive adhesive layer is provided with a release layer, and the release layer is arranged on the surface of the surface layer. The surface layer comprises a base layer, a wear-resistant layer and an anti-skid layer, the bottom of the base layer is adhered to the surface of the refraction layer, and the bottom of the wear-resistant layer is adhered to the surface of the base layer. Through the arrangement of the surface layer, the weather resistance of the reflective film is improved, when the reflective film is used outdoors, external environmental factors can be effectively resisted, the service life of the reflective film is prolonged, meanwhile, the reflective film can be prevented from being further damaged by foreign matters, the service life of the reflective film is further prolonged, and the reflective film is worthy of popularization.

The utility model provides a kind of constant-temperature planting box for seed production with temperature regulating effect, belong to agricultural planting technical field, including constant-temperature incubator, the air vent being connected to the top of constant-temperature incubator, the door being hinged to the outside of constant-temperature incubator, and the control panel being adapted to install on the outer surface of constant-temperature incubator;Heat dissipation mechanism, including the drive assembly for sending out the excess heat in constant-temperature incubator.This utility model can drive centrifugal component to produce centrifugal force by drive assembly to produce wind force when the temperature of constant-temperature incubator rises and needs to dissipate heat, automatically drive sealing disc to rotate and open air vent by centrifugal force, and when there is no need to dissipate heat, drive assembly is closed and centrifugal force disappears, centrifugal component resets by its own gravity, drives sealing disc to close air vent, to avoid excessive heat loss or too much external heat from entering, to provide stable and suitable growth temperature environment for seeds.

A kind of polyvinylidene fluoride and poly (methyl methacrylate) gradient composite fiber membrane and its preparation method and application, poly (methyl methacrylate) and polyvinylidene fluoride are respectively dissolved in the mixed solution of N, N dimethylformamide and methyl acetate, oil bath stirring, obtain homogeneous transparent spinning solution;The above two kinds of spinning solution are added in needle tube respectively, fixed on microfluidic spinning advance pump, connect infusion hose;Temperature and humidity in spinning bin are controlled, install nylon net on receiver to carry out gradient composite fiber membrane collection, by microfluidic control system, polyvinylidene fluoride and poly (methyl methacrylate) spinning solution pumping is carried out at different change rate, open air valve, and carry out spinning;Gradient composite fiber membrane is taken off from nylon net, and dried to obtain two-component air-blowing poly (methyl methacrylate) and polyvinylidene fluoride gradient composite membrane.

The utility model relates to the technical field of air conditioners, in particular to a wall-mounted air conditioner indoor unit, and aims to solve the problem that dust is easy to accumulate when a dust filter screen at an air inlet of an existing wall-mounted air conditioner indoor unit is not used. In order to achieve the purpose, the utility model provides the wall-mounted air conditioner indoor unit, which comprises a unit body, an air inlet, an air outlet and an air outlet, the baffle assembly comprises a baffle body and a driving mechanism, the driving mechanism is connected with the machine body and the baffle body, and the driving mechanism is arranged to enable the baffle body to translate in the direction away from the machine body and then overturn outwards along the axis parallel to the length direction of the machine body; therefore, the baffle body is switched from the state of closing the air inlet to the state of opening the air inlet. The baffle assembly not only can prevent dust from entering the air inlet in the non-use period, but also can be suitable for the curved-surface-shaped air inlet, and therefore the baffle assembly is suitable for the air conditioner indoor unit with the unique shape.

The utility model relates to activated carbon processing technical field discloses a kind of efficient energy-saving vertical coal quality activated carbon calcining furnace of multilayer heat insulation structure, comprising: the support seat of supporting main body, the inner wall of the support seat is fixedly connected with combustion furnace, the top of the combustion furnace is fixedly connected with fixed box, the top of the fixed box is fixedly connected with first motor, the drive end of the first motor is fixedly connected with rotating rod and is penetrated through fixed box, the outer wall of the rotating rod is fixedly connected with connecting plate.The utility model in this paper, rotating rod is driven by first motor, rotating rod drives connecting plate, connecting plate rotates, gear and gear ring cooperate to drive rotating shaft, rotating rod and rotating shaft drive stirring plate to stir, then open air heater to make it suck external air and heat, air will enter from air inlet and then be discharged from air outlet, so that each particle or each layer of raw material can receive heat evenly, which helps to improve the stability of calcination effect and product quality.

The invention discloses a novel drilling device which comprises a center shell, a high-speed fan, a flow distribution cover, a cooling component, a rotary component, a flow dividing sleeve, a connector and a multi-stage drill bit. The stepped multi-stage drill bit design is adopted to disperse cutting heat, and a multi-cooling system for directly cooling the drill bit through closed liquid cooling and pre-cooling the edge of the drill bit and cooling liquid through open air cooling is combined, so that the surface temperature of the drill bit during drilling is effectively reduced, the service life is remarkably prolonged, and the cost is saved.

The utility model discloses an electrical safety on-line monitoring device comprising a housing, the front surface of the housing is provided with an inner notch, the inner part of the inner notch is provided with an operation panel, the top of the inner notch is rotatably connected with a protection cover, the protection cover is cooperatively connected with the inner notch, the top of the operation panel is provided with a display screen, and the top of the display screen is provided with a display screen. And control keys are arranged on the operation panel below the display screen at equal intervals. The utility model relates to the technical field of power utilization safety monitoring, and solves the problems that in the prior art, power utilization safety on-line monitoring equipment is short of effective protection, can threaten the stable operation of the equipment, is easily influenced by multiple factors such as severe weather, dust accumulation and animal infestation when being used under outdoor complex and changeable environmental conditions, and cannot be used for monitoring power utilization safety. Therefore, the problems of inaccurate monitoring data, even frequent equipment faults, and severe influence on the reliability and timeliness of power utilization safety monitoring are solved.