352results about How to "Easy to install and replace" patented technology

The invention provides a precoated sand coating production screening machine, belongs to the technical field of precoated sand production, and solves the technical problems that an existing screening machine is tedious in screen replacement, high in energy consumption, poor in screening effect and the like. Comprising a rack, an up-down vibration mechanism, a screen mechanism and a screen box mechanism, the screen box mechanism is hinged to the lower portion of the inner side of the rack, a transmission mechanism, a first driving motor and a high-pressure fan are arranged on the upper end face of the rack, an eccentric vibration mechanism is arranged on the side portion of the rack, and a plurality of reset springs are arranged between the left side and the right side of the screen box mechanism and the rack; a turning plate mechanism is arranged on the rear side of the screen box mechanism, a plurality of blower guns are arranged on the inner top of the screen box mechanism, a scattering roller is arranged on the rear side of the interior of the screen box mechanism, and a plurality of scraper mechanisms are arranged on the screen mechanism. The vibrating screen can vibrate up and down, is low in energy consumption, good in vibration effect and capable of vibrating left and right, enables raw materials to be dispersed, is high in screening efficiency, long in screening path, stable in screening quality, convenient to install and capable of being automatically cleaned, and ensures that the working environment is clean.

The utility model discloses a cable paying-off pulley. The cable paying-off pulley comprises a pulley body, a first fixing piece, a second fixing piece and an installation component. The installation components are installed on the two sides of the pulley body and used for locking and positioning the two ends of the first fixing piece. The first fixing piece is installed on the installation component and used for achieving hanging of the pulley body and a construction unit. The pay-off pulley is reasonable in structure, the first fixing piece and the second fixing piece can be suitable for being used in different application scenes, the pay-off pulley which is used for a long time and abraded can be replaced in time through the installation component, and therefore the pay-off pulley can be used for a long time. The cable transmission operation is effectively kept orderly, and the service life of the cable pay-off pulley device is prolonged.

The utility model relates to the technical field of X-ray power line flaw detection, in particular to an X-ray flaw detection device mounted on an unmanned aerial vehicle. Comprising an imaging sliding frame, an unmanned aerial vehicle body and an imaging plate body, a cable is slidably connected to the bottom end of the inner wall of the imaging sliding frame, a light emitter is installed at the bottom end of the unmanned aerial vehicle body, and an adjusting device is arranged at the position, corresponding to the imaging plate body, of the surface of the imaging sliding frame and comprises a fixing frame; one side of the fixing frame is fixedly connected with the surface of the imaging sliding frame, a driving frame is inserted into the inner wall of the fixing frame, fixing rods are fixedly connected to the two sides of the surface of the driving frame, and the arc surfaces of the fixing rods abut against the inner wall of the fixing frame; two fixing frames are fixedly connected to the positions, corresponding to the fixing frames, of the surface of the imaging sliding frame. The X-ray flaw detection device mounted on the unmanned aerial vehicle has the advantage that the whole imaging plate equipment can be conveniently replaced and limited.

The atomized gas recovery device comprises a shell and a filter membrane in the shell, the shell comprises a rear shell and a front shell, and the atomized gas recovery device is characterized in that the front shell comprises a front shell cover and a suction component, a front shell positioning opening is formed in the front shell cover, a gas outlet and a rear shell mounting positioning opening are formed in the rear shell, the filter membrane is an annular piece, and the suction component is arranged in the annular piece. And the suction component penetrates through the front shell positioning opening, the filtering membrane and the rear shell mounting positioning opening. An expiration port and an expiration one-way valve are arranged in the middle of a tube body of the inhalation component, a mist inlet located in the shell and at one end of the tube body of the inhalation component is used for being connected with a mist outlet of an atomization device, and the portion, between the expiration port and the mist inlet, of the inhalation component is sleeved with the filter membrane, so that expired gas pushes away the expiration one-way valve after coming out of the expiration port, and the atomization device is used for atomization. And after being filtered by the filter membrane, the air overflows from the air outlet on the rear shell. A mist outlet of the atomization device is connected with a mist inlet of the suction component. And the structure design is reasonable, simple and compact, the aerosol transmission efficiency is high, recovery of exhaled gas is facilitated, and operation and use are convenient.

The invention discloses a heating pipeline connecting mechanism capable of quickly calibrating butt joint, and relates to the field of pipelines, the heating pipeline connecting mechanism comprises a main connecting pipeline, a second connecting assembly is arranged on one side of the main connecting pipeline, a first connecting assembly is arranged on the other side of the main connecting pipeline, and the second connecting assembly is matched with the first connecting assembly; a filtering assembly is arranged on one side of the main connecting pipeline, the first connecting assembly comprises a first through pipe fixedly mounted at one end of the main connecting pipeline, and a clamping block is fixedly connected to one side of the first through pipe; the second connecting assembly comprises a second through pipe fixedly installed at one end of the main connecting pipeline, and a butt joint empty groove is formed in one side of the second through pipe. The filtering assembly comprises a rotating disc rotationally connected to the top face of the main connecting pipeline, a filtering net plate is slidably connected to one side of the main connecting pipeline, and through joint cooperation of the main connecting pipeline, the first connecting assembly and the second connecting assembly, the heating pipeline connecting mechanism can be rapidly installed in a butt joint mode, operation is easy and convenient, and the practicability is high. The working efficiency of the device is improved.

The utility model relates to the technical field of municipal construction, in particular to a short pipe replacement split pipe head which comprises a split pipe head body, a spalling mechanism used for spalling an old pipeline is arranged on the outer side of the split pipe head body, a connecting pipe is fixed to the right side of the split pipe head body, and a replacement pipe is placed in the connecting pipe; a fixing mechanism used for fixing a new pipeline is arranged on the connecting pipe, the spalling mechanism comprises a base, a limiting piece, a plurality of spalling pieces and a plurality of dismounting pieces, and the base is fixed to the outer side of the split pipe head body. According to the short pipe replacement crack pipe head, through cooperation of the base, the connecting block can slide on the base, so that the spalling cutters can be arranged on the base in order, through cooperation of the limiting block, the connecting block can be prevented from being separated from the base, through cooperation of the pushing block, the connecting rod can be driven to move, and therefore the clamping block is driven to move; and a clamping block enters a second mounting groove, so that a connecting block is conveniently taken out from a limiting opening, and the spalling knife is conveniently replaced and mounted.

The invention is suitable for the technical field of mineral powder crushing, and provides a wear-resistant long-life high-pressure roller sleeve for crushing sintered pellet mineral powder, the outer surface of the roller sleeve is surrounded by hard alloy column nails, and wear-resistant nails are inlaid; the hard alloy column nails in the middle area of the non-roller face of the roller sleeve are formed by sintering WC cobalt-based alloy containing nanoscale WC or / and Ti C with the volume ratio being 5-10% and a proper amount of rare earth yttrium or / and cerium. The wear resistance of the hard alloy column nails on the two side areas of the roller surface of the roller sleeve is lower than that of the middle part, or the extension height is 1-3mm lower than that of the middle part; nickel-chromium-boron-silicon-based alloy containing more than 60% of WC is overlaid on the two end surfaces of the roller sleeve; the roller sleeve and the roller shaft are assembled in an interference fit mode through multi-stage stepped shaft holes. The abrasion loss of the hard alloy in the length direction under the unit crushing amount can be greatly reduced, the flatness of the column nails on the roller surface is kept for a long time, the stability of the extending length of the column nails is kept, the roller surface deep pits formed due to foreign matter entering are resisted, the edge of the roller sleeve is prevented from collapsing, and the roller sleeve is convenient to replace and install.

The utility model relates to the technical field of building materials, and provides an impact-resistant high-strength stainless steel seamless steel pipe which comprises a steel pipe body and a reserved groove. Reserved grooves are formed in the outer walls of the two sides of the steel pipe body, and reinforcing structures are evenly arranged on the inner side wall of the steel pipe body. According to the steel pipe, the reinforcing structures are arranged, the sections of the reinforcing supports are triangular, and the reinforcing supports are distributed on the inner side wall of the steel pipe body at equal intervals, so that the supporting strength of the steel pipe is improved, and the built-in reinforcing pipes are installed on one sides of the reinforcing supports in the steel pipe body through the clamping structures; therefore, the steel pipe is convenient to replace and install while the strength of the steel pipe is enhanced, and the purposes of improving the impact strength of the seamless steel pipe and being convenient to use are achieved.

The invention is applicable to the technical field of nuclear reactors, and discloses a filtering device and a filtering method of a lead-bismuth cooling tank type reactor, and the filtering device comprises a fixing assembly, a branch pipeline and a filtering assembly; the fixing assembly is arranged on the side surface of the main channel and comprises a branch pipeline in which the filtering assembly is detachably mounted; the branch pipeline is connected with the side face of the main channel through the fixing assembly to form the branch pipeline, the filtering assembly conducts filtering and purifying in the branch pipeline, and the filtering assembly does not need to provide filtering power. The whole filtering device can be arranged in a pool type reactor to ensure the boundary integrity of a reactor body; the filter assembly is simple in structure and convenient to mount and replace, and can run in the reactor for a long time, so that the filter device is long in service life, and the replacement period of the filter device is shortened.

The invention provides a sodium battery self-adaptive control system. The system comprises a controller; a sodium battery pack; a sodium electricity protection plate; a voltage detection line EF; an electric door lock; the sodium battery capacity-increasing adapter is used for outputting a voltage signal of the sodium battery pack as a constant voltage signal and outputting the constant voltage signal to the controller after the voltage signal is subjected to step-up / step-down processing, so that the controller normally controls the vehicle to work; a sodium electricity capacity-increasing adapter is installed on a voltage detection circuit EF, voltage signals of a battery pack are output to a controller in the form of constant-value voltage signals after being subjected to voltage boosting and reducing processing through the sodium electricity capacity-increasing adapter, the controller stably keeps working, and the sodium electricity battery pack stops working until the voltage of the sodium electricity battery pack reaches sodium electricity low-level protection voltage. And when the sodium battery of the storage battery car is replaced, the controller stops working, the electric quantity of the sodium battery pack is completely released, and the technical problem that the controller is not matched with the sodium battery when the sodium battery of the storage battery car is replaced in the prior art is solved.

The utility model relates to a magnetic type mute bouncing core which is arranged in a drainage hole of a bathroom drainage device and drives a sealing cover to close or open the drainage hole, the bouncing core is composed of a screw shaft, a cylindrical inner core, a rotary table, a rotary shaft, a first magnet, a second magnet and an outer shell, the inner core is fixed in the outer shell, and the rotary table is fixed in the outer shell. The rotary table is contained in the inner core and can move downwards in the axial direction of the inner core under driving of the screw shaft, a guide block is arranged on the outer circumferential face of the rotary table, the lower portion of the shell is provided with an inclined guide groove in sliding fit with the guide block, the rotary shaft is matched with the screw shaft in an inserted connection mode, and the rotary table is arranged on the rotary shaft in a sleeving mode and rotationally connected with the rotary shaft. The guide block is located below the inner core. The bouncing core is simple in structure and convenient to mount and replace, and compared with a common bouncing core, the bouncing core has a silence using effect and is longer in service life.

The utility model relates to the technical field of building materials, in particular to an interlocking type water permeable brick which comprises a brick body and further comprises a connecting assembly. The connecting assembly comprises a matching insertion block, a locking insertion block and a connecting locking block; the matching insertion block is fixedly connected with the brick body and located on one side of the brick body, the locking insertion block is fixedly connected with the brick body and located on one side of the brick body, one side of the connecting locking block is connected with the matching insertion block, and the other side of the connecting locking block is connected with the locking insertion block. Therefore, the stable connection between the brick bodies is ensured.

This invention relates to the field of valve technology, specifically disclosing an intelligent gas flow regulating valve that integrates leaked gas collection and monitoring. The valve body includes a valve shell and a valve core. A valve stem is located at the upper end of the valve core, and a support cylinder is located at the top of the valve shell. The valve stem has a cavity inside, and a magnetic rack is movably mounted on the side wall of the valve stem. A motor is located on the outer wall of the support cylinder, and the output end of the motor is connected to a gear meshing with the magnetic rack. A magnetic plate with the same polarity as the magnetic rack is movably mounted inside the cavity. The cavity also has a telescopic chamber, and a pressure sensor is located on the side wall of the telescopic chamber. Increasing the volume of the telescopic chamber controls the magnetic plate to move away from the magnetic rack, causing the magnetic rack to disengage from the drive gear. Consequently, the valve core falls, blocking the gas path between the inlet and outlet. This invention can not only monitor gas leaks in pipelines but also collect leaked gas and use it to block the gas supply to the household gas pipeline, preventing leaked gas from escaping into the surrounding environment and causing fire safety accidents.

The utility model relates to the technical field of hardness testing equipment, and discloses a hardness testing tool of a durometer, which comprises a base, a control base is fixedly connected to the upper end of the base close to the front side, and a supporting seat is fixedly connected to the upper end of the base at the rear end of the control base. A stand column is fixedly connected to the position, close to the middle of the rear side, of the upper end of the base, an upper fixing box is fixedly connected to the upper end of the stand column, and electric sliding rails are symmetrically and fixedly connected to the positions, located on the two sides, of the upper end of the supporting base. According to the utility model, during actual use of the device, through the arrangement of the adaptive detection clamping structure, the device has an adaptive clamping function for test pieces with different appearances, the replacement and installation operations are simple, and through the arrangement of the rapid dismounting and mounting structure of the detection ejector pin, the detection efficiency is improved. The device can quickly complete replacement and installation of the corresponding detection ejector pins according to actual requirements, and is simple to operate and convenient to disassemble and install.

The present invention discloses an adjustable, erosion-resistant novel double-cage oil nozzle and a method for using the same, comprising an oil nozzle seat, an oil nozzle, an outer cage, a shell, an inner cage, a positioning sleeve and an end cover. The present invention adopts a double-cage structure, namely an outer cage and an inner cage, so that the entering high-pressure and high-speed fluid medium first acts on the outer cylindrical surface of the outer cage, thereby avoiding the direct effect of the high-pressure and high-speed fluid medium on the outer cylindrical surface of the oil nozzle and key parts such as a throttling hole, which is beneficial to improving the erosion problem of the oil nozzle; and by forcibly intervening the flow velocity and direction of the high-pressure and high-speed fluid medium, a relatively stable and ideal flow field and pressure field can be formed between the outer cylindrical surface of the oil nozzle and the inner cylindrical surface of the outer cage, especially after the fluids collide, their flow direction acts on the outer cylindrical surface of the oil nozzle at a smaller incident angle, thereby further reducing the influence of erosion on the oil nozzle.

The utility model provides an anti-winding device of an impurity cleaning mechanism of a residual film recycling machine, which comprises a rack and a cross beam, a plurality of handrails I arranged along the width direction of a film picking device and a plurality of handrails II arranged along the motion trail of film picking teeth are connected onto the rack, the handrails I are fixedly arranged at the upper end of the cross beam, and the handrails II are fixedly arranged at the lower end of the cross beam. The lower portion of the first handrail extends into a gap between the impurity removing mechanism and the film picking device, and the second handrails are fixedly connected to the first handrail in a vertical column mode and installed on the front side and the rear side of the rack. The uppermost handrail II is mounted above the center of the film picking device and is lower than the topmost end of a roller of the film picking device, and the lowermost handrail II is mounted below the center of the film picking device. According to the utility model, the possibility of machine failure caused by winding of broken films can be reduced; broken films picked in and falling off by the film picking device can be collected, so that the picking rate of the machine is effectively improved; the device is simple in structure, low in cost, high in adjustability, good in effect and convenient to install and replace.

The utility model discloses a hand saw with a saw blade convenient to replace, which belongs to the technical field of hand saws, and comprises a main body frame I, a main body frame II and a saw blade, one end of the main body frame I and one end of the main body frame II are respectively provided with a concentric-square-shaped frame, and the main body frame I and the main body frame II are sleeved with each other through the concentric-square-shaped frames. One end of the second main body frame is fixedly connected with a first connecting frame, one end of the first main body frame is fixedly connected with a second connecting frame, one side of the second connecting frame is fixedly connected with a handle, the lower end of the second connecting frame is in threaded connection with an adjusting mechanism, and one end of the adjusting mechanism and one end of the first connecting frame are fixedly connected with mounting blocks; according to the saw, the saw blades of different lengths can be conveniently replaced and installed by a person, the use requirement of a user is greatly met, the user only needs to carry the saw blades of different lengths when carrying the saw, and the labor burden of the user when carrying the saw is reduced.

The invention discloses a face recognition device based on building construction, and particularly relates to the field of face recognition devices.The face recognition device comprises a box body, an inner cavity of the box body is divided into a water storage cavity and an equipment cavity through a partition plate, the equipment cavity is formed in the top of the water storage cavity, and a flow stabilizing plate and a filtering plate are arranged in the middle of the water storage cavity of the box body. According to the face recognition device, the rotating box can be controlled to rotate up and down and rotate horizontally by starting the first stepping motor and the second stepping motor, the shooting angle and direction of the face recognition lens can be adjusted, and the face recognition device can be conveniently adapted to workers at different positions and with different heights for face recognition; when the lens needs to be cleaned, the supporting rod can be automatically controlled to rotate, the sponge wiper wipes and cleans the lens, a worker can conveniently wipe and clean the face through the paper roll, the water pump is started to spray out liquid through the water pipe, cleaning water is conveniently provided for cleaning the face of the worker, and the face recognition effect is improved.

The utility model discloses a PLC control cabinet for sewage treatment, and relates to the technical field of control cabinets. The device comprises a cabinet body, the upper side of the inner wall of the cabinet body is fixedly connected with a fan, the output end of the fan is fixedly connected with an output pipe frame, the two output ends of the output pipe frame are both fixedly connected with treatment tanks, the bottom surfaces of the two treatment tanks are both fixedly connected with output pipes, and the output pipes are fixedly connected with the output ends of the output pipe frame. The surfaces of the two output ends of the output pipe frame are fixedly connected with first electromagnetic valves and air inlet pipes in sequence from top to bottom, the surfaces of the two air inlet pipes are fixedly connected with second electromagnetic valves, the surfaces of the two output pipes are fixedly connected with exhaust pipes, and the surfaces of the two exhaust pipes are fixedly connected with third electromagnetic valves. When in use, the electric cabinet has good ventilation and heat dissipation performance, can prevent electrical elements in the electric cabinet from being damaged by water molecules and ozone, improves the use quality of equipment, and is beneficial to use.

The utility model relates to the technical field of plastic packaging bags, and discloses a pattern printing device for plastic packaging bag production, which comprises a bottom column, and a base is fixedly mounted at the top of the bottom column; the traction assembly is fixedly mounted at the top of the base; wherein the traction assembly comprises a traction part and a winding part; the printing assembly is fixedly mounted at the top of the base; wherein the printing assembly comprises a printing part and a drying part. Through the arrangement of the drying part, the printed plastic packaging bag is in contact with the top of the conveying roller in the moving process, meanwhile, the fan and the heating pipe are started, the fan blows air heated by the heating pipe to the surface of the plastic packaging bag, the printed part on the surface of the plastic packaging bag is rapidly dried, the situation that the printed part is rolled before being dried is avoided, and the production efficiency is improved. And therefore, the effect of completely drying the printing part of the plastic packaging bag before winding is achieved.

The utility model relates to the technical field of plate processing equipment, in particular to a plate processing water spraying mechanism which comprises a fixing rod and a spraying mechanism, and the fixing rod is fixed on the outer side of an angle grinder body. According to the water spraying device, the spraying mechanism is arranged on the outer side of the fixed rod, the fixed rod is conveniently connected with an external water pipe in a screwed mode through a pipe connector, a control valve is opened, a plurality of first spray heads spray water, then the position of a movable shell is adjusted, and a plurality of second spray heads moved out of the interior of a water storage shell are used for spraying water; the spraying area of the spraying mechanism can be adjusted according to needs, sprayed water is used for cooling and dust falling of the angle grinder body on the grinding position of a plate, the situation that normal work of the angle grinder body is affected by much dust, high temperature and the like is avoided, and then two fixing bolts are screwed off, so that the spraying mechanism is convenient to disassemble, and the working efficiency is improved. And the spraying mechanism is convenient to replace and mount, so that the practicability of the plate processing water spraying mechanism is improved.

The invention relates to the technical field of elastic bushings, in particular to a magneto-rheological elastomer bushing for an automobile suspension and a vehicle suspension system. The magneto-rheological elastomer bushing comprises an inner sleeve and an outer sleeve which are coaxially arranged; the magnetorheological elastomer layer is filled between the inner sleeve and the outer sleeve, and the magnetorheological elastomer layer serves as a main bearing and rigidity adjusting component; the magnet exciting coil is arranged on the inner sleeve or the outer sleeve, and the magnet exciting coil applies a magnetic field to the magnetorheological elastomer layer to adjust the radial rigidity of the magnetorheological elastomer layer; the magneto-rheological elastomer composite material further comprises at least one magnetic conductive reinforcing piece which is arranged in the magneto-rheological elastomer layer in the radial direction, and the magneto-rheological elastomer layer is divided into at least two sub-layers in the radial direction by the magnetic conductive reinforcing piece. The rigidity of the vehicle can be instantly improved to enhance the control stability when high supporting performance is needed, the rigidity can be instantly reduced to optimize the riding comfort when high vibration filtering performance (such as a bumpy road surface) is needed, and dynamic intelligent balance between the two is achieved.

The utility model relates to the technical field of house building, in particular to a combined house building heat preservation wallboard which comprises a first wallboard body, an assembling piece is installed on the top of the first wallboard body, a connecting assembly is installed on the top of the assembling piece, and a corner base and a second wallboard body are installed on the top of the assembling piece through the connecting assembly. When the heat preservation wallboard is installed, the inserting rod on the assembling piece on the top of the first wallboard is inserted into the through hole in the bottom of the corner base, the protruding block on one side of the second wallboard is clamped into the groove of the corner base, and the inserting rod is inserted into a deeper position till the inserting rod is inserted into the inserting hole in the protruding block and the tail end of the inserting rod enters the through hole in the top wall of the groove. In this way, the first wall plate, the corner base and the second wall plate can be combined and installed, finally, a reinforcing bolt at the bottom of an assembling piece is rotated, the reinforcing bolt is rotationally inserted into a threaded inserting groove, and the first wall plate and the corner base are connected more stably; therefore, the whole thermal insulation wallboard can be conveniently assembled and disassembled.

The utility model relates to the technical field of bending chuck especially to adapt to various wire diameter's bending chuck, including the installation frame, the inside fixed bearing of symmetrical setting is installed to the installation frame, the inside fixed connection of the first clamping strip of symmetrical setting is established in the fixed bearing inner race, the first clamping strip outside is equipped with the connecting pin of inserting in the inside fixed bearing inner race, in the utility model, through setting first clamping strip, connecting pin, handle, clamping slot, chuck body, bending groove, second clamping strip and positioning assembly, when needing to the metal wire of different wire diameter to carry out the bending, the bolt is screwed out and will install the hole plate to take down, the fixed frame is pulled up and uses the front mounting hole plate to fix it, pulls handle and will take down chuck body, can replace the chuck body of different bending groove to adapt to the metal wire of different wire diameter, this design makes the installation replacement of chuck body convenient, improves work efficiency.

The utility model relates to the technical field of intelligent motors, in particular to an intelligent motor protection device convenient to use, which comprises a protection mechanism main body, a mounting frame is arranged outside the protection mechanism main body, and clamping fixing plates are tightly attached to the left side and the right side of the protection mechanism main body. Threaded sleeves are connected to the left side and the right side of the mounting frame in a penetrating mode, threaded rods are connected to the interiors of the two threaded sleeves in a threaded mode, the opposite ends of the two threaded rods are tightly attached to the outer walls of the two clamping fixing plates correspondingly, and handles are fixedly connected to the other ends of the two threaded rods correspondingly. The two threaded rods move inwards to synchronously push the clamping and fixing plates to gradually get close to the two sides of the protection mechanism main body, the two clamping and fixing plates clamp and fix the protection mechanism main body into the mounting frame, and then the device can clamp and mount different types of protection mechanism main bodies into the mounting frame conveniently; and convenience is provided for replacement and installation of protection mechanism main bodies of different models.

The utility model provides a bolt production cleaning device capable of rapidly drying, and particularly relates to the technical field of bolt production, the bolt production cleaning device capable of rapidly drying comprises a cleaning barrel, when the bolt production cleaning device capable of rapidly drying is used, a produced bolt is placed in a placing screen frame, and then a mounting rod on the placing screen frame is placed on the cleaning barrel. The bolts are cleaned by injecting water into the cleaning barrel and driving the supporting plate on the rotating shaft to rotate through the motor, after cleaning is completed, a drainage valve is opened, sewage is discharged, after sewage is discharged, a fan is started, the fan blows air into an air outlet frame, and the air is heated through an electric heating wire, so that the bolts are cleaned. And the air is blown to the cleaning barrel through the air outlet frame, the bolts in the placing screen frame are dried, air is discharged through the drainage valve, dust can be prevented from entering through the filter screen, and the filter screen is convenient to install, replace or subsequently clean.

The utility model relates to the technical field of air cooling equipment, in particular to air cooling equipment with a wine outlet amount monitoring function for wine making, which comprises a cooling box, a fan, a steam inlet pipe and a wine outlet pipe, the cooling box is internally provided with two monitoring assemblies which are matched with the first flow dividing assembly and used for monitoring the wine outlet amount, a second flow dividing assembly is arranged between the two monitoring assemblies, and the second flow dividing assembly is connected with the wine outlet pipe; each monitoring assembly comprises a storage barrel, a liquid level detector and a mounting frame, the mounting frame is provided with a fixing assembly used for fixing the liquid level detector, and the two monitoring assemblies, the first flow dividing assembly and the second flow dividing assembly are arranged to supply wine to the wine outlet pipe in turn; when the wine in one monitoring assembly reaches the preset value, the wine is discharged along the wine outlet pipe, the other monitoring assembly begins to store the wine, and the discharge amount of each time is the preset value, so that the wine is more accurate.

The utility model discloses a low temperature bidirectional sealing valve seat and ball valve, it includes valve seat main part and the sealing assembly of setting on valve seat main part, the outer periphery of valve seat main part is provided with annular embedding groove, the sealing assembly includes the seal ring seat of detachable setting in embedding groove and the lip type seal ring of setting in the both sides of seal ring seat, the utility model bidirectional sealing structure uses two single ring spring seal ring combination, and two lip type seal rings bear one direction medium pressure respectively, and the split type metal split ring and the baffle ring can support in any direction, and there is no lip type seal ring bearing reverse pressure condition, so it will not be damaged, and the elasticity is big, and easy installation changes, ensure that the low temperature bidirectional sealing valve seat of this new type can provide reliable bidirectional sealing property when being convenient for installation, also reduced manufacturing and maintenance cost.

The utility model discloses glass fiber drawing equipment, which relates to the technical field of glass fiber drawing, and comprises a fixed frame and a drawing roller, both sides of the drawing roller are provided with cross shafts, the surfaces of the two cross shafts are provided with hexagonal columns, the top of the fixed frame is symmetrically provided with two support rods, and the two support rods are connected with the cross shafts. The fixing frame is provided with an adjusting mechanism used for adjusting the position distance, the top of the fixing frame is provided with a rotating mechanism used for driving the wire drawing roller to rotate, the rotating mechanism is arranged on the adjusting mechanism, and the hexagonal column is arranged on the rotating mechanism. The adjusting mechanism comprises a two-way screw, the two-way screw is rotationally installed in the fixing frame, and two adjusting plates are installed on the outer wall of the two-way screw in a threaded mode, so that the wire drawing roller is convenient to install and replace, the wire drawing roller is stable in installation, deviation and shaking caused by rotation are avoided, operation is easy, and practicability is high.

The utility model belongs to the technical field of electric power installation, and particularly relates to an electric wire convenient for wiring, which comprises a wire body and further comprises a plurality of guide sleeves movably sleeved on the wire body; the wire clamp is rotationally arranged on the guide sleeve; due to the fact that the wire body is provided with the guide sleeve and the wire clamp, the guide sleeve is arranged on the wire body in a sliding mode, the wire clamp can be fixed only by sliding the guide sleeve, the wire body does not need to be pressed by hands, the position of the wire body can be conveniently and rapidly fixed, the fixing position of the wire body can be adjusted by sliding the guide sleeve, and the wire body can be conveniently and rapidly fixed. And the wire clamp is rotationally arranged, so that different fixing angles can be adjusted, and the wire body can be fixed more conveniently and quickly.