384 results about "Sight glass" patented technology

The invention belongs to the technical field of monitoring equipment, and discloses a supercritical carbon dioxide contact angle direct monitoring system and method.A first needle valve is connected with the bottom of a high-temperature and high-pressure reaction kettle, the other side of the first needle valve is connected with a supercritical carbon dioxide storage device, and a heater is arranged on the periphery of the columnar high-temperature and high-pressure reaction kettle; a sight glass is arranged on the side face of the high-temperature and high-pressure reaction kettle, a light source is arranged on the left side of the high-temperature and high-pressure reaction kettle, the top of the high-temperature and high-pressure reaction kettle is connected with a second needle valve, the other side of the second needle valve is connected with a water injection pump, and a CCD camera is arranged on the right side of the high-temperature and high-pressure reaction kettle and connected with a computer. The computer is connected with the high-temperature and high-pressure reaction kettle through the temperature sensor and the pressure sensor. According to the invention, the change of the contact angle of the supercritical carbon dioxide can be accurately monitored and analyzed in real time, and an effective tool is provided for researching the wettability of the supercritical carbon dioxide and the effects of anisotropy, cohesiveness, adsorptivity and the like of the surface of a material.

The utility model discloses a liquid return impact experiment device for a low-pressure cavity scroll compressor, and relates to the technical field of experiment equipment, in particular to the liquid return impact experiment device for the low-pressure cavity scroll compressor. One end of a first stop valve is connected with an exhaust pipeline of a tested compressor, and the other end of the first stop valve is connected with an inlet of a gas-liquid separator; an outlet of the gas-liquid separator is connected with a second stop valve; the second stop valve is connected with the electronic expansion valve through an electronic expansion valve pipeline; the electronic expansion valve pipeline is connected with a bypass pipeline in parallel, and a third stop valve is arranged on the bypass pipeline; an outlet of the electronic expansion valve is connected with a fourth stop valve; the fourth stop valve is connected with the liquid sight glass; and the liquid sight glass is connected with an air suction pipeline of the tested compressor. According to the technical scheme, the problems that an existing compressor glow test device in the prior art is complex, whether liquid returns or not is not easily judged, the experimental period is long, and the overall liquid impact resistance of the compressor cannot be rapidly and accurately evaluated are solved.

A safety device is disclosed, consisting of a screw body with a screw head, which is connected to the screw body in one piece and forms a rotary-drive part, and with a thread, which is connected to the screw head in one piece and forms a securing part, and also with a rupture device, which is arranged in a channel of the screw body, wherein a sight glass is accommodated entirely within the channel of the screw body, together with the rupture device, and forms an inspecting device for assessing the state of the rupture device.

The boiler softened water tank comprises a softened water tank body and a support, the bottom of the softened water tank body is fixedly connected with the support, the left side of the softened water tank body is fixedly connected with a liquid level sight glass, the surface of an emptying pipe is fixedly connected with an emptying valve, the bottom of the right side of the softened water tank body is communicated with a boiler pipe, and the bottom of the boiler pipe is communicated with a vacuum suppressor. The utility model relates to the technical field of boiler softened water tanks, a small liquid level control tank is installed outside the tank, a vacuum suppressor is installed at the top of the liquid level control tank and used for exhausting air when water enters, a floating ball valve is installed in the tank and connected with the softened water tank through a U-shaped bend, and the soft water tank is connected with the vacuum suppressor. The normal temperature is kept, the service life of the sealing piece is prolonged, the sealing piece can be maintained in time without shutdown when damaged and is not influenced by use and hot water in the tank, and the problem that the sealing piece of the floating ball valve is used at high temperature for a long time and is easy to age to cause water leakage is solved.

The invention provides a fermentation defoaming control system, method and device based on machine vision, the system comprises: a fermentation tank, the fermentation tank comprises a tank body and a seal head installed at the top of the tank body, and the seal head is provided with a sight glass; the image acquisition device is mounted on the sight glass and is used for acquiring a current image in the tank body through the sight glass; the defoaming agent source is communicated with the fermentation tank through a pipeline, and a switch valve is mounted on the pipeline; the controller is used for receiving the current image acquired by the image acquisition device and comparing the current image with a pre-stored reference image to generate a comparison result; the controller is further used for generating an opening instruction under the condition that the comparison result is that the foam is excessive, and the opening instruction is used for controlling the switching valve to be opened. The technical problems that in the prior art, a defoaming process is poor in monitoring effect and high in misjudgment rate are solved.

The invention discloses an electric power overhead cable sag adjusting device which comprises an installation part, a supporting cross rod is fixedly installed on the installation part, an installation disc is installed on the supporting cross rod in a sliding mode, an adjusting disc is rotatably installed on the installation disc, the adjusting disc is connected with an adjusting drive, an observation cylinder is installed at the upper end of the adjusting disc, and a sight glass is installed at the front end of the observation cylinder. An observation line is arranged in the middle of the sight glass, an eye view window and a camera module are mounted at the rear end of the observation cylinder, the traction pulley is connected with a traction rope, the traction rope is connected with a winch, the traction rope penetrates through the traction pulley and then is connected with a line clamping device, and a display is mounted on the winch. According to the invention, the observation cylinder is arranged at the measurement position, and the observation content is transmitted to the display through the camera module, so that the work of observing through a marker post by an observer and the work of adjusting a tightener by a worker on a tension rod are reduced, and the work intensity and danger are reduced.

The utility model relates to the technical field of observation mirrors, in particular to a water flow observation mirror and forming equipment. When the water flow observation mirror needs to be machined, the water flow observation mirror is placed on a machining table of a polishing mechanism, a first driving piece is started, the first driving piece works to drive a transmission disc to rotate, and the transmission disc drives a transmission plate to rotate; the transmission plate drives the two inclined rods to rotate, when the included angle between the two inclined rods and the transmission plate is reduced, the two inclined rods drive the two protection covers on the two mounting plates to get close to each other until the two protection covers are closed, and at the moment, the polishing mechanism is started to machine the water flow observation mirror; and through the two protective covers, chippings generated when the water flow observation mirror is machined are effectively prevented from splashing to accidentally injure workers, so that the problem that the chippings are splashed to easily injure the workers when the water flow observation mirror is machined by an existing water flow observation mirror forming device is solved.

The invention discloses a concrete resiliometer calibration device, and relates to the technical field of building detection equipment calibration. The concrete rebound apparatus calibration device comprises a rectangular plate-shaped base, a dovetail groove is formed in the base, an arc-shaped clamping mechanism, a jacking mechanism and a laser calibration mechanism are arranged on the base, the arc-shaped clamping mechanism comprises a U-shaped arc-shaped clamping body, an arc-shaped clamping block and a locking bolt, a buffer layer and an anti-skid layer are arranged on the inner side of the arc-shaped clamping block, and transverse stable fixing of a rebound apparatus body is achieved; the jacking mechanism pushes a jacking plate to slide along a dovetail groove through a jacking bolt to axially jack the rebound apparatus main body, the laser calibration mechanism comprises a second fixing plate, a calibration plate, a pressure sensor, a laser transmitter and a laser sight glass, and the laser transmitter transmits a light beam to the laser sight glass to monitor the position of a striking rod. The rebound value calibration precision can be improved, the operation process is simplified, the rebound instrument equipment is protected, and the on-site mobile calibration requirement is met.

The invention provides a sight glass electrostatic discharge device which comprises a multi-channel self-checking grounding system, the multi-channel self-checking grounding system comprises a flow guide ring and a state monitoring module, the state monitoring module is used for monitoring the conducting state of the flow guide ring, and the conducting layer comprises a protective outer layer, a regulation and control interlayer and a base material inner layer. The conductive layer is arranged in the sight glass electrostatic discharge device and optimizes the working energy efficiency of the sight glass electrostatic discharge device; relates to the technical field of electrostatic discharge devices. According to the invention, one side of the main grounding ring is tightly and fixedly connected with the sight glass electrostatic discharge device through the elastic contact, and the auxiliary grounding ring is arranged below the main grounding ring in parallel, is used for insulating and isolating the main grounding ring and the sight glass electrostatic discharge device in a normal state, and is tightly and fixedly connected with the sight glass electrostatic discharge device through the elastic contact; and the auxiliary grounding ring is made of a copper-silver alloy coating and can be used as a backup when the main grounding ring fails due to breakdown, and the use safety of the sight glass electrostatic discharge device is guaranteed.

The present invention relates to a double-door observation sight glass for a furnace, which is characterized in that: it includes a housing, ear seats, a glass sight glass door, a metal door and a locking assembly. Ear seats are symmetrically arranged on the left and right sides of the end of the housing. A glass sight glass door and a metal door are respectively rotatably installed on each ear seat through a pivot. The glass sight glass door and the metal door are locked at the port of the housing through the locking assembly. The design of the present invention is scientific and reasonable, and has the advantages of unrestricted aperture, strong anti-pollution ability, good heat insulation effect, easy maintenance, convenient use and easy implementation. It is a double-door observation sight glass for a furnace with high innovation.

The utility model discloses a control device suitable for defoaming in the reaction process of a reaction kettle, and relates to the technical field of defoaming of reaction kettles, the control device suitable for defoaming in the reaction process of the reaction kettle comprises a bottom plate, a rectangular frame is arranged above the bottom plate, a rhombic frame is arranged above the rectangular frame, and the rhombic frame is arranged above the rectangular frame. A reaction kettle is mounted in the rhombic frame, a jacket is arranged outside the reaction kettle and is connected with the rhombic frame through a connecting piece, a discharge valve is mounted at the lower end of the reaction kettle, a material cover is arranged at the upper end of the reaction kettle and is in sliding connection with the reaction kettle, and a motor is mounted in the middle of the upper end of the material cover. According to the scheme, the problems that in the prior art, defoaming is carried out mainly by adding a defoaming agent or a valve is manually controlled through a sight glass, the process is tedious, and the product quality is difficult to guarantee are solved.

The application relates to a steam-sealed sight glass bidirectional sterilization antibiotic stop valve and relates to the technical field of stop valves; the valve body is internally provided with a packing gland, a main valve rod and a steam pipeline in communication with the packing gland and arranged on the valve body, the steam pipeline is used for steam flow; the valve body is provided with a shunt chamber in communication with the steam pipeline, the shunt chamber is internally slidably provided with an isolation block used for plugging an opening of the shunt chamber, the isolation block is provided with a reset spring, the reset spring is telescopic along the insertion direction of the isolation block to the opening of the shunt chamber, and the reset spring is used for limiting the isolation block at the opening of the shunt chamber; the valve body is externally provided with a sterilization chamber located outside the main valve rod, the shunt chamber is provided with an auxiliary steam pipe in mutual communication with the sterilization chamber, and the sterilization chamber is provided with a discharge pipe used for discharging steam. The application can preliminarily sterilize the main valve rod, improves the utilization rate of steam in the steam pipeline, and guarantees the sterilization effect of the steam pipeline on the main valve rod.

The utility model provides a safe liquid feeding device which comprises a reaction kettle, a liquid bin, a vacuum system, a micro-pressure nitrogen system, a flow meter, a nitrogen regulating valve and a pressure detector, the vacuum system is connected with the reaction kettle, and the micro-pressure nitrogen system is connected with the liquid bin through a nitrogen conveying pipe. A second sealing valve, a nitrogen adjusting valve and a first sealing valve are further sequentially arranged on the nitrogen conveying pipe in the direction from the micro-pressure nitrogen system to the liquid bin, and a pressure detector is further arranged on the liquid bin and connected with the nitrogen adjusting valve; a discharging pipe extending into the bottom of the liquid bin is further arranged on the liquid bin, the discharging pipe is connected with the reaction kettle through a connecting pipe, and a flow meter and a sight glass are further arranged on the connecting pipe. According to the device, the whole feeding process is closed, the liquid catalyst can be quantitatively fed at a constant speed, the risk of material leakage is avoided, and the field smell control is relatively good.

The invention discloses a measurement method for urban planning, a lifting mechanism is arranged in a protection box, an inner threaded hole plate is movably arranged in an inner cavity of the protection box, and a measurement instrument is fixedly connected to the top of the inner threaded hole plate. According to the urban planning measurement method, a lifting mechanism, a self-cleaning mechanism, a self-reinforcing mechanism and a height control mechanism are arranged between a protection box and a measurement instrument, so that when the measurement instrument extends out to be used, the measurement instrument can be adjusted through cooperation of the lifting mechanism, the self-cleaning mechanism, the self-reinforcing mechanism and the height control mechanism; the measuring instrument can be automatically cleaned when extending out, the device can apply a reinforcing and positioning procedure by itself, the height control effect is automatically preset, the situation that the sight glass of the measuring instrument is blocked in use due to dust falling is avoided, and the automatic stabilizing effect of the device and the automatic height control effect are further enhanced.

The invention discloses an exhaust structure of a mist exhaust fan, which comprises an air pipe for conveying mixed gas containing rust residues and water vapor; the inlet end of the blow-off pipe is connected to the bottom of the main air pipe, and the outlet end of the blow-off pipe is connected to the drainage pipeline, so that rust residues in the air pipes enter the drainage pipeline through the blow-off pipe under the action of gravity to be discharged; the straight-through sight glass is installed on the monitoring section of the drainage pipeline and used for observing the water flow state in the drainage pipeline in real time; the overflow pipe is welded to the side wall of the drainage pipeline, and a liquid level sensor is installed on the vertical section of the overflow pipe; and the PLC control system is in signal connection with the liquid level sensor and is used for receiving the liquid level signal and triggering an alarm when the liquid level value is higher than a set liquid level threshold value. The drainage pipe is installed, rust residues in the air duct enter the drainage pipeline under the action of gravity so as to be drained away along with water, collision and friction between the rust residues and the fan impeller are avoided, the through sight glass and the liquid level sensor are additionally arranged to monitor the blockage condition of the drainage pipeline, and excessive water accumulation of the fan impeller is avoided.

The utility model discloses a heat preservation tank type storage tank which comprises a tank body, the outer surface of the tank body is covered with a first heat preservation layer, the top end of the first heat preservation layer is provided with a manhole cover and a sight glass, the manhole cover is located in the center of the top of the first heat preservation layer, and the top of the first heat preservation layer is further provided with a feeding and discharging port, a pressure gauge port, a sampling port, a nitrogen port and an emptying port. The heat preservation tank type storage tank is high in practicability, the temperature in the tank body can be kept within the required range in the material liquid storage and transfer process, and meanwhile the heat preservation tank type storage tank has the advantages of being simplified in structure and convenient to move.

The invention belongs to the technical field of pipeline visualization, and discloses a large-diameter low-temperature pipeline visualization device and an assembling method.The large-diameter low-temperature pipeline visualization device comprises a prefabricated vacuum heat insulation sight glass pipe section, a connecting flange, a sealing assembly and a first fastener; the prefabricated vacuum heat insulation sight glass pipe section comprises an inner-layer flow channel pipe and an outer-layer protective sleeve which are coaxially arranged, the outer-layer protective sleeve is arranged outside the inner-layer flow channel pipe in a sleeving mode, a sealed vacuum interlayer is formed between the inner-layer flow channel pipe and the outer-layer protective sleeve, and the two connecting flanges are arranged at the two ends of the inner-layer flow channel pipe respectively. The sealing assemblies are arranged between the two ends of the inner-layer flow channel pipe and the corresponding connecting flanges, and the first fastening piece is arranged on the butt joint portion of the two connecting flanges in a penetrating mode. It can be ensured that the observation window is kept clear for a long time in a deep hypothermia environment, and meanwhile the airtightness and safety of connection with a large-diameter external pipeline are effectively guaranteed.

The utility model relates to a pressure vessel sight glass with a magnetic cleaning brush, which comprises a flange and a transparent observation window arranged in the flange, and further comprises two groups of outer magnetic scrapers and inner magnetic scrapers which are respectively arranged on the inner end surface and the outer end surface of the transparent observation window, and the outer magnetic scrapers and the inner magnetic scrapers are symmetrically distributed; one end of the outer magnetic scraper is located in the center of the transparent observation window and hinged and linked with the flange, and the other end extends to the inner wall of the flange; one end of the inner magnetic scraper is located in the center of the transparent observation window and hinged to the flange, and the other end of the inner magnetic scraper extends to the inner wall of the flange. The pressure vessel sight glass with the magnetic cleaning brush has the advantages that clearer and more reliable observation effect can be provided, the cleaning structure is simplified, the cleaning efficiency is improved, and the maintenance and use cost is reduced.

The utility model discloses a window mechanism and a feeder, and belongs to the technical field of observation windows. The window mechanism comprises an observation mirror, the middle of the observation mirror is provided with an installation through hole, and the observation mirror is used for being installed on a shell of the feeder; the rotating rod comprises a holding section and a connecting section connected with the holding section, the connecting section penetrates through the mounting through hole and is rotationally connected with the inner wall of the mounting through hole, and an angle is formed between the holding section and the connecting section; the scraping arm is connected with the side, away from the holding section, of the connecting section and makes contact with the to-be-cleaned surface of the observation mirror, and the scraping arm and the holding section are located on the two sides of the observation mirror respectively. An operator stands outside the feeding machine, holds the holding section and drives the holding section to rotate, so that the rotating rod can be driven to rotate integrally, the scraping arm on the connecting section is driven to rotate, the scraping arm scrapes and sweeps the to-be-cleaned surface of the observation mirror, dirt such as condensed water vapor and coal dust on the to-be-cleaned surface of the observation mirror is cleaned, cleaning of the observation mirror is facilitated, and the service life of the observation mirror is prolonged. The cleaning process of the observation mirror is simplified, and the cleaning efficiency is improved.

The utility model discloses an additional storage turnover device for powdery materials, and relates to the technical field of material storage. A material taking part is arranged at the bottom end of the material storage tank; a strip-shaped window is arranged on one side of the bottom of the material storage tank; a sight glass is arranged on one side of the top end of the material storage tank; a manhole assembly is arranged in the middle of the top end of the material storage tank; the pressure relief assembly is used for balancing air pressure inside and outside the storage tank; a material storage assembly is installed on one side of the top end of the material storage tank and used for additionally storing materials. By arranging the material storage assembly and the pressure relief assembly, materials can be conveniently added to the material storage tank, the safety of workers is kept when the materials are added, and meanwhile the sealing performance in the storage period is maintained.

The invention relates to the technical field of safety monitoring of chemical equipment, and particularly provides an anti-explosion and anti-corrosion chemical sight glass device which comprises a base, a flange seat, a flange cover plate, a first sight glass and a second sight glass. A mirror base is arranged in the flange base, an air bag is arranged on the outer side of the flange base, and a discharge hole is formed in the inner side of the flange base. A spring pin is arranged at the upper end of the inner side of the flange seat, the mirror seat is connected to the spring pin, and the mirror seat can adjust shielding and avoiding in a self-adaptive mode relative to the relief hole according to pressure changes. Through a linkage mechanism of the air bag, the relief hole and the spring pin, the mirror base can automatically move upwards to relieve pressure when the pressure is suddenly increased, precise resetting and sealing are achieved after pressure relief, and the risk that the sight glass bursts is greatly avoided; the annular distributor is matched with the multiple nozzles to spray nitrogen to the bottom of the first sight glass, a dynamic gas film is formed through an arc-shaped annular section, and corrosion medium isolation and mist elimination are synchronously achieved; and the double-sight-mirror redundancy design provides an emergency observation window when the main sight mirror fails, so that the safety of the device is remarkably improved.

The utility model relates to a polyester process tower, which comprises a tower body, a shunt pipe and a sight glass arranged on the tower body, the tower body is connected with a feeding pipe for conveying ethylene glycol to the tower body, the shunt pipe is provided with a ball valve, one end of the shunt pipe is connected with the feeding pipe, the other end of the shunt pipe is provided with a joint, and the ball valve is connected with the joint. The novel process tower has the advantages that ethylene glycol is sprayed to the sight glass through the spraying assembly, so that the effect of cleaning the sight glass is achieved, and the internal condition of the process tower can be effectively observed; therefore, an operator can accurately adjust the liquid level in the process tower, the production is more stable, and the probability of production accidents is greatly reduced.

The utility model belongs to the technical field of sampling devices, and particularly relates to a sampling device for liquid feed additive processing, which comprises a reaction kettle, the outer side wall of the reaction kettle is communicated with a sampling pipe, and the lower surface of the sampling pipe is communicated with a medicine outlet pipe. During sampling, the sampling bottle is in threaded connection with the medicine outlet pipe, then the pull block is pulled to pull the insertion rod out of the insertion hole and unlock the insertion rod, the rotary knob is rotated to drive the pointing plate to rotate, the ball retracts into the sliding groove through the second spring, when the ball rotates to 180 degrees, the ball is clamped into the positioning groove through the elastic force of the second spring, and the rotating rod drives the movable block to rotate; the first through hole and the second through hole are communicated with each other, the additive can be collected by the sampling bottle through the medicine outlet pipe, sampling can be carried out while the liquid feed additive is processed, a sight glass opening or a flange opening does not need to be opened during sampling, a large amount of air is not prone to entering the reaction kettle, and therefore the processing quality of the liquid feed additive is guaranteed.

The utility model relates to observation equipment for PC flocculus drying, which comprises an outer lens cone and an inner lens cone, the outer lens cone is sleeved on the inner lens cone, the outer lens cone and the inner lens cone are rotatably sealed, one end of the inner lens cone is fixedly connected with an eyepiece, the other end of the inner lens cone is fixedly connected with a sight glass, and the inner lens cone is fixedly connected with a driving plate at one end of the sight glass. A rail groove is formed in the driving plate, a plurality of light shielding plates which are circumferentially and equally divided and rotationally open or close the sight glass are connected in the rail groove, the sight glass is covered when the light shielding plates are closed, and the light shielding plates make contact with the sight glass. According to the observation equipment for PC flocculus drying, the inner lens cone rotates to drive the light shielding plate which is rotationally opened and closed, the light shielding plate is rotationally opened for observation when used, the light shielding plate is rotationally closed to avoid pollution when not used, and dust attached to the sight glass can be removed when the light shielding plate is rotationally opened and closed; out-of-control or equipment parking caused by the fact that the drying condition cannot be observed due to sight glass pollution is avoided.

The utility model discloses a pipeline unblocking device for an integrated denitration system, which relates to the technical field of denitration pipeline unblocking, and comprises a Roots blower, a medicament bin and a spray gun, and further comprises a material conveying pipeline which is formed by combining a plurality of steel pipes, each two sections of steel pipes are connected in a clamping manner through a locking mechanism, and the locking mechanism is used for locking the material conveying pipeline. According to the pipeline unblocking device for the integrated denitration system, the compressed air unblocking assembly and the circulating water unblocking assembly are arranged on the material conveying pipeline, when an external system displays that the pipeline is blocked, compressed air is adopted to purge the pipeline, and when the compressed air cannot be used for unblocking, circulating water is adopted to unblock; the quick-connection sight glass type spray gun connector is arranged in a hoop type connection mode, the blockage clearing condition can be observed more visually, disassembly and assembly are convenient, the maintenance time is shortened, the blockage clearing device adapts to different blockage conditions, the blockage clearing efficiency is improved, and the influence on production is reduced.

The utility model discloses a specific gravity measuring device in chlorinated environment-friendly plasticizer production. The specific gravity measuring device comprises a glass sight glass, a circulating pump, a conventional specific gravity meter, a sight glass material inlet valve, a sight glass material outlet valve and a reaction kettle, an inlet pipeline of the circulating pump is connected with the bottom of the reaction kettle, an outlet pipeline is divided into two paths, one path is connected to the top of the reaction kettle, the other path is connected to the inlet end of the glass sight glass after being connected with the sight glass material inlet valve, and the outlet end of the glass sight glass is connected to one side of the upper part of the reaction kettle after being connected with the sight glass material outlet valve through a pipeline; and the conventional hydrometer is placed in the glass sight glass. The electronic hydrometer is simple and compact in structure, low in manufacturing and maintenance cost, convenient and efficient to operate and reliable in measurement result, and can replace a special electronic hydrometer for chemical engineering, so that the investment and maintenance cost of instruments and equipment are reduced.

The invention discloses an efficient substrate backflow circulating conveying device for a fermentation process, and relates to the technical field of material conveying in the fermentation process. In order to solve the problems that in the fermentation process, a substrate is prone to layering and deposition, circulating conveying is unstable, and disassembling and washing are inconvenient, the efficient substrate backflow circulating conveying device is provided. The device is composed of a fermentation tank, a material pumping port, a material pumping pipeline, an emulsifying pump, a material pumping valve, a sight glass assembly, a buffer hopper, an emulsifying machine, a rotor pump, a return pipe and a delivery pipe, wherein the return pipe and the delivery pipe are connected in a split-flow mode and are controlled by an electric control cabinet in a linkage mode. Substrates are sheared and homogenized in the emulsifying machine after being sucked and are subjected to flow stabilization in the buffer hopper, then reflux circulation is achieved through the rotor pump or the substrates are sent out to the filling machine, and key connection adopts a sanitary fast-assembly structure. The uniformity in the tank can be improved, deposition and wall hanging are reduced, feeding is stable, and CIP cleaning and maintenance are facilitated.

The invention discloses a lubricating and cooling system of a wind turbine generator and a fault detection method thereof.The lubricating and cooling system comprises a lubricating pipeline, a temperature control valve, a radiator, a gearbox and a controller, the lubricating pipeline and the gearbox form a circulation loop, and the lubricating pipeline comprises a high-temperature oil way and a low-temperature oil way; one end of the high-temperature oil path is connected with a high-temperature oil outlet of the temperature control valve, and the other end is connected with an oil inlet end of the radiator; one end of the low-temperature oil way is connected with a low-temperature oil outlet of the temperature control valve, and the other end is connected with the oil outlet end of the radiator; an oil tank of the gearbox is provided with a temperature sensor, and the radiator and the temperature sensor are electrically connected with the controller; the low-temperature oil way is provided with a through sight glass. By arranging the through sight glass, the flow change of the pipeline can be observed by combining the temperature of the lubricating oil, an objective basis is provided for the working states of the temperature control valve and the whole lubricating and cooling system, the monitoring accuracy and reliability of the system are effectively improved, and the maintenance cost is saved.

The utility model discloses a vanadium removal device for producing titanium dioxide by a chlorination process, which comprises a vanadium removal reactor, a vanadium removal tower, a vanadium removal reboiler, a reflux tank, a first inspection tank, a second inspection tank and a vanadium removal condenser, and the vanadium removal reboiler is connected with the vanadium removal tower through a mineral oil adding assembly. The online vanadium analyzer is reasonable in structural design, the online vanadium analyzer is additionally arranged on the pipeline from the titanium tetrachloride outlet of the vanadium removal reboiler to the vanadium removal tower, meanwhile, the pipeline sight glass and the monitoring camera are additionally arranged on the feeding pipeline from the return tank to the inspection tank, and real-time data and monitoring pictures of the online vanadium analyzer are transmitted to the central control room. And central control room personnel monitor the vanadium content of the material at the outlet of the vanadium removal reboiler and the chromaticity of a refined product in real time, so that the problem of control lag caused by untimely discovery is solved, and accurate control on the addition amount of mineral oil is realized.