30results about How to "Improve cleaning and maintenance efficiency" patented technology

The utility model provides an air pipe type air conditioner, and relates to the technical field of household appliances. The air duct type air conditioner comprises a shell; the first bottom plate and the shell define a containing cavity and a maintenance opening in an enclosed mode, the first bottom plate comprises a first flat plate and a first connecting part located on the side, close to the maintenance opening, of the first flat plate, and the first connecting part is connected with the first flat plate in a bent mode to define a first movable groove with an opening deviating from the maintenance opening; the second bottom plate is located at the maintenance opening and comprises a second flat plate and a second connecting part located on the side, close to the first bottom plate, of the second flat plate, and the second connecting part is connected with the first flat plate in a bent mode to define a second movable groove with an opening facing the maintenance opening; the first connecting part and the second connecting part are connected in the containing cavity in a matched mode, so that the second bottom plate rotates around the connecting position of the first connecting part and the second connecting part to open or close the maintenance opening. The air duct type air conditioner is easy and convenient to clean and maintain, the cleaning and maintaining efficiency can be improved, and the safety risk can be reduced.

The utility model discloses a horizontal high-precision static pressure main shaft device, which relates to the technical field of static pressure main shaft devices and comprises a shaft sleeve and a main shaft, a transmission bearing is welded on the inner wall of the shaft sleeve, the outer surface of the main shaft is fixedly connected with the inner wall of the transmission bearing, and two groups of dismounting mechanisms are arranged between the shaft sleeve and the main shaft. The dismounting and mounting mechanism comprises a shaft cover and a mounting groove formed in the outer surface of the shaft sleeve. According to the utility model, the effect of convenient disassembly and assembly can be realized by arranging the disassembly and assembly mechanism, so that the shaft cover can be conveniently disassembled from the shaft sleeve, the interior of the shaft sleeve can be conveniently cleaned at regular intervals, a large number of screws do not need to be disassembled, a large amount of time is saved, the cleaning and maintenance efficiency is improved, and the main shaft is ensured to stably rotate at high precision; by arranging the oil injection mechanism, pressure oil can be conveniently injected between the shaft sleeve and the main shaft, so that a pressure oil film is conveniently formed, friction and vibration of the main shaft are effectively reduced, and machining precision and surface quality are improved.

The invention relates to the technical field of mechanical pin pulling, in particular to a vibration pin pulling device which comprises a pin, a hydraulic support is attached to a mine surface, a supporting structure part, especially a rotating connection part, of the hydraulic support is often affected by poor sealing performance of the hydraulic support, the oxidation and rusting phenomena are caused by steam invasion, and the vibration pin pulling device is used for improving the stability of the supporting performance of the hydraulic support. The corrosion part of the pin needs to be replaced or maintained regularly, the pin serves as a main structural part of the rotating connection part of the hydraulic support, the oxidation state of the pin has a decisive factor on the supporting stability of the hydraulic support, part of the pin with the high corrosion degree needs to be pulled out and replaced, and however, the pin is damaged. For part of large-diameter pins in a mining hydraulic support, a traditional traction pulling mode is difficult to provide enough traction force to move out the pins, the pin pulling process is time-consuming and labor-consuming, the occupied time for mine tunnel construction is long, and the maintenance and updating efficiency is low.

The utility model discloses a blanking device for plastic bottle processing, and relates to the technical field of plastic bottle processing, the blanking device comprises a feeding disc and a blanking disc, two sides of the feeding disc and two sides of the blanking disc are symmetrically provided with elastic movable structures; the elastic movable structure is used for being compressed and rebounded to achieve relative buffering when the feeding disc and the discharging disc are pressed, the situation that the device shakes due to rigid collision is avoided, and then the internal plastic bottles are prevented from being damaged. By means of the threaded connection design of the connecting sleeve rods and the connecting rods, the feeding disc and the discharging disc can be rapidly detached. Operators can easily separate main body parts of the device without the aid of complex tools, so that the upper rotating disc, the blanking spring tube, the lower rotating disc and other parts which are easy to accumulate materials and hide dirt are exposed outside, the cleaning difficulty is greatly reduced, the cleaning and maintenance efficiency of the device is remarkably improved, and the production process is ensured to meet the sanitary standard.

The pediatric medicine grinding device comprises a dustproof shell, an opening is formed in the upper surface of the dustproof shell, a maintenance upper cover is installed at the upper end of the dustproof shell, a feeding pipe is arranged on the upper surface of the maintenance upper cover, and a feeding opening cover is arranged on the surface of the feeding pipe of the maintenance upper cover. And a discharging pipeline is arranged at the lower end of the dustproof shell. The pediatric medicine grinding device with the layered crushing function is provided with a re-grinding crushing block and a supporting baffle, when the pediatric medicine grinding device works, firstly, two crushing gears oppositely rotate to conveniently extrude and crush medicines, then the medicines fall on the surface of the supporting baffle, and a transmission cylinder rotates to drive the re-grinding crushing block to circumferentially swing; and a re-grinding crushing block is matched with auxiliary crushing teeth on the surface of a supporting baffle to further grind and crush the medicine, so that the medicine crushing uniformity is improved, the medicine crushing efficiency is improved, and finally, the medicine falls down from filtering holes of the supporting baffle to be used.

The utility model relates to the technical field of weak current engineering equipment maintenance, and discloses a weak current engineering equipment maintenance tool which comprises a bottom plate, a supporting seat is fixedly mounted at the top of the bottom plate, a sliding groove is formed in the front surface of the supporting seat, and a movable seat is slidably connected to the inner surface of the sliding groove; lifting lugs are symmetrically and fixedly mounted at the two ends of the movable seat, pull ropes are fixedly mounted on the inner sides of the lifting lugs, and a fixed seat is fixedly mounted at the top of the bottom plate; stirring electric cleaning liquid in the tank body is conveyed into a liquid guide pipe through an oil pump and sprayed out from a cleaning gun, then two winding wheels on the inner side of a fixed seat are driven by a first motor to wind or unwind, and under the effect of a pull rope, a movable seat can move up and down on the inner side of a supporting seat, so that the cleaning effect is improved. And therefore, the cleaning gun at the upper end of the movable seat can clean the weak current equipment, two hands of a worker are liberated, automatic cleaning and maintenance are realized, the labor force during use of the device is reduced, and the flexibility is enhanced.

The utility model discloses a wiring protection structure of a spinning frame host, which belongs to the technical field of spinning frames, and comprises a mounting seat arranged on the top wall of a wiring groove and detachably connected with a wiring frame; one end of the protection plate is detachably mounted on the mounting seat; the limiting mechanism is arranged on the mounting seat and is used for limiting and fixing one end of the protection plate; the supporting plate is arranged on the inner wall of the wiring groove; according to the scheme, wires are supported and arranged in a segmented mode through the multiple wiring frames, wire arrangement and follow-up overhaul and maintenance can be more convenient, and the practicability and reasonability of wiring operation are improved; the protection plate is limited and fixed through the limiting mechanism, the protection plate protects the wiring frame and the wires on the wiring frame, the phenomenon that a large number of short fibers, flyings and other waste materials are gathered on the wires on the wiring frame can be greatly reduced, the influence on heat dissipation of the wires can be reduced, and faults are reduced; and the occurrence of fire at the wiring position is effectively reduced, and the safety is good.

The invention provides a high-speed railway track maintenance device which comprises a track car main frame, a track wheel mechanism is movably connected into a support of the track car main frame and used for moving the track car main frame on a rail, connecting seats are fixed to the positions, on the two sides of the rail, of the bottom end of the support respectively, and anti-disengaging plates are fixed to the bottom ends of the connecting seats. The side end of the anti-falling plate is movably connected with an iron rust cleaning and maintaining mechanism through an adjusting frame, and the iron rust cleaning and maintaining mechanism comprises a supporting plate, a driving wheel, a driven wheel, an auxiliary frame, an abutting wheel and a cleaning belt ring. When rust on the rail is cleaned, the driving wheel drives the cleaning belt ring to rotate on the outer sides of the driving wheel, the driven wheel, the auxiliary frame and the abutting wheel, and the cleaning belt ring can drive the rust cleaning brush bristle layer on the outer side to longitudinally move and rub on the outer side of the rail in the rotating process; and the rail wheel mechanism can be synchronously started to drive the whole device to move back and forth on the outer side of the rail, transverse and longitudinal synchronous cleaning and maintenance work of rust on the outer side of the rail is completed, and convenience and practicability are achieved.

The utility model discloses a railway cleaning operation transport vehicle which comprises a flatcar, a group of supporting frames are fixed to the outer wall of the bottom of the flatcar, a group of power frames are arranged on the outer walls of the supporting frames, a group of rotating shafts are rotationally connected to the inner walls of the power frames, a group of idler wheels are fixed to the outer walls of the rotating shafts, and hanging frames are fixed to the outer walls of the power frames. A direct-current brake motor and a driving speed reducer are fixed to the outer wall of the hanging frame, the output end of the driving speed reducer is in transmission connection with the rotating shaft, a set of cantilever cranes are arranged on the outer wall of the top of the flatcar, a control chamber is fixed to the outer wall of the top of the flatcar, and the cantilever cranes, the direct-current brake motor and the driving speed reducer are electrically connected with the control chamber. A battery bin is fixed to the outer wall of the top of the flatcar, and traction heads are fixed to the two ends of the flatcar respectively. According to the railway transportation vehicle, the transportation vehicle can automatically move on the railway, sundries stacked around the railway can be conveniently collected and cleaned, and the railway cleaning and maintaining efficiency is improved.

The invention relates to the technical field of roller cleaning, and discloses a drawing frame roller intermittent lower cleaning device which comprises a workbench, a transmission assembly is arranged in the workbench, a roller body is fixedly connected into the transmission assembly, and roller seats are installed on the two sides of the workbench. The outer portion of the roller stand is fixedly connected with an air cylinder base plate, the outer portion of the air cylinder base plate is fixedly connected with an air cylinder body, the output end of the air cylinder body is fixedly connected with a rotating rod, the outer portion of the rotating rod is provided with a supporting column, and the outer portion of the supporting column is sleeved with a cleaning leather ring. The driving rod drives the transmission assembly to operate so as to drive the roller body to rotate, the air cylinder body pushes the rotating rod, the rotating rod drives the supporting column and the cleaning leather ring to move through the rotating shaft assembly, the cleaning leather ring is attached to the lower portion of the roller body to achieve impurity wiping, and therefore the effect of improving roller cleaning convenience can be achieved.

The invention discloses a liquid flow meter for detecting tiny liquid flow, which relates to the technical field of liquid flow meters, and comprises a conical tube body, wherein the conical tube body is provided with upper and lower conical grooves, a float is provided in the conical groove provided in the conical tube body, a filter housing is provided at the lower end of the conical tube body, a through hole is provided on the conical tube body, a fixed channel block is fixedly installed on the conical tube body, a fitting block is slidably installed in the fixed channel block, a second mounting baffle is slidably installed in the fixed channel block, and a connecting rod is fixedly installed at the side end of the second mounting baffle. The invention uses the filter housing provided at the lower end of the conical tube body and the filtering structure inside the filter housing, so that the device can effectively prevent particulate impurities from entering the conical tube body when detecting the fluid, ensure that the fluid entering the conical tube body is clean, protect the float inside the conical tube body to work normally, and effectively improve the measurement accuracy.

The utility model belongs to the technical field of pipeline cleaning, and discloses a water treatment station water outlet pipeline cleaning device which comprises an aeration tower, a water pump and a treatment water tank, the aeration tower is connected with a drainage pipeline through a drainage valve, the drainage pipeline is sequentially connected with the water pump and the treatment water tank, and a three-way connecting pipeline and a flange cover are arranged on the drainage pipeline; the three-way connecting pipeline is connected with the drainage pipeline in series through a first port and a second port, a third port of the three-way connecting pipeline is detachably connected with a first flange cover in a threaded mode, and a pressure gauge and a flow meter are further arranged on the drainage pipeline. When it is detected that the flow and pressure of the water outlet pipeline are reduced, pipeline dirt can be cleaned only by detaching the flange cover, the whole pipeline does not need to be detached, cleaning and maintenance work is more convenient and efficient, the service life of the pipeline can be effectively prolonged through timely cleaning, and the pipeline replacement cost is reduced.

The utility model discloses a comprehensive energy management control device which comprises a right-angle supporting foot and an energy control cabinet body installed at the top end of the right-angle supporting foot, a front door plate is installed on the surface of the energy control cabinet body through hinges, and two upper rectangular guide columns are symmetrically installed on the outer walls of the two sides of the energy control cabinet body in a sliding mode. The ends of the two upper rectangular guide columns in the same Y-axis direction both penetrate to the outside of the energy control cabinet body and are provided with side sealing plates, and one ends of the interiors of the side sealing plates are provided with air heat dissipation units. According to the utility model, the opening operation of the side sealing plate is simpler and more convenient, and the time and energy of operators are saved, so that the cleaning and maintenance efficiency is improved, the possibility that the operators contact electrical elements is reduced, the risk of accidental electric shock is reduced, and the active opening mode of the side sealing plate does not need to close the whole energy management system.

This invention belongs to the technical field of smoked food processing equipment, specifically a smoking chamber for producing cured meat. It includes a modular house, a wood-fired stove installed outside the modular house, and a smoke exhaust and air intake device installed inside the modular house. The modular house includes a roof sealing panel, wall sealing panels, an insulated floor, and a modular beam. The roof sealing panel, wall sealing panels, and insulated floor are installed on the modular beam and assembled using hinges to form a sealed chamber. An installation cavity is reserved in the roof section. A suspension rod is installed inside the modular beam. A chimney is located behind the wood-fired stove and connected to a smoke guide pipe. A smoke guide valve is installed near the chimney on the smoke guide pipe. This solution uses a fully sealed modular structure combined with heat-insulating and flame-retardant panels, and with the wood-fired stove's smoke supply mode, reduces firewood costs. The incense plate of the spray device can be flexibly replaced with different incense materials to achieve various flavor combinations. Furthermore, the differentiated negative pressure smoke distribution design ensures complete smoke coverage, resulting in even coloring and a richer flavor in the cured meat.

The utility model relates to a sewage filtering device with an ultrasonic cleaning function, which is characterized by comprising a filtering box, an inner cavity of the filtering box forms a filtering cavity, two sides of the filtering box are respectively provided with a water inlet overflow channel and a water outlet overflow channel which are communicated with the filtering cavity, the filtering box is filled with filtering materials, and the filtering materials are communicated with the filtering cavity. The device is characterized in that at least one ultrasonic transducer is arranged on the filter box, ultrasonic energy generated by the ultrasonic transducer can act on a filtered object, and a plurality of slag suction net pipes are inserted into the filtered object. The device can automatically and quickly clean and maintain filtered objects, and workers do not need to participate in the cleaning process, so that the labor intensity of the workers can be reduced, the cleaning and maintaining efficiency can be greatly improved, and the sewage treatment efficiency can be improved.

According to the cleaning and maintaining auxiliary device and the cock core assembly, a round-table-shaped cock core is moved to the position above a collecting groove of a mounting assembly, a supporting frame which is arranged on the mounting assembly and stretches across the collecting groove plays a supporting and mounting role, and one end of the cock core is arranged on a cylindrical piece rotationally connected with the supporting frame in a sleeving mode; one end of the cylindrical part is connected with the mounting assembly, the other end of the cylindrical part is supported on the supporting part arranged on the mounting assembly and at one end of the collecting tank, the cock core rotates relative to the cylindrical part and the supporting part, oil stains and cleaning liquid fall into the collecting tank in the cleaning process and enter a collecting container communicated with the bottom of the collecting tank, and pollution is not prone to being caused. After the cock core is cleaned, the cock core can be continuously placed on the cylindrical piece and the supporting piece, the cock core is rotated to smear lubricating grease on the cock core for maintenance, and the cock core can be maintained after being cleaned, so that the cleaning and maintenance efficiency of the cock core can be improved; the technical problems that pollution is easily caused in the cock cleaning and maintaining process, and the cleaning and maintaining efficiency is not ideal enough are solved to a certain degree.

The utility model relates to the technical field of activated carbon production, concretely to a mixing machine for activated carbon production, including bottom plate, the upper end fixedly connected with shell of bottom plate, one side of shell is provided with mixing jar, the surface of shell is provided with two drive mechanisms, two drive mechanisms all include rotary lever and servo motor, two servo motors all with the inner wall fixed connection of shell, the output end of servo motor is fixedly connected with one end of rotary lever, one end of two rotary lever all is fixedly connected with drive frame, two drive frames all with same mixing jar rotation is connected, the position of corresponding mixing jar of bottom plate upper end is connected with collecting box with sliding, both ends of collecting box all are provided with replacement device, the utility model discloses through the design replacement device and protection device, has solved the collecting box dismounting cumbersome, the problem of inconvenient operation.

The utility model relates to the technical field of pipeline filtering, in particular to a rainwater pipe separating and filtering device which comprises a hollow installation shell and a filtering basket, an installation opening for the filtering basket to penetrate through is formed in the side portion of the installation shell, and birdmouths used for being connected with a rainwater pipe are formed in the top and the bottom of the installation shell. And the filter basket is detachably connected with the mounting port. Through the arrangement of the detachable filtering basket, a user can conveniently clean sundries carried in rainwater, and the cleaning and maintaining efficiency of the rainwater pipe is improved.

The utility model discloses an industrial dust remover, relates to the technical field of industrial dust removers, and provides the following scheme that the industrial dust remover comprises a shell, an air inlet is formed in one side of the bottom of the shell, a collecting hopper is integrally arranged at the bottom of the shell, mounting plates are mounted on the two sides of the inner wall of the shell in a sliding manner, and baffles are fixed to the outer sides of the mounting plates; a sliding strip is integrally arranged on the outer side of the mounting plate, a top cover is arranged on the top of the shell, a connecting assembly is mounted on the outer wall of the shell, a fixing buckle is fixed to the outer side of the top cover, an air outlet is formed in the middle of the top cover, a filter screen is mounted on the inner side of the air outlet, and clamping mechanisms are fixedly arranged on the two sides of the filter screen. The mounting plate can be pressed and fixed when the baffle and the top cover arranged at the top are closed, the top cover is convenient to disassemble and assemble, internal maintenance operation of the equipment is facilitated, a filter screen is additionally arranged to be flexibly disassembled and assembled for final filtering interception, and the dust removal effect is further guaranteed.

The utility model discloses a rectifying tower convenient to clean and overhaul, which belongs to the technical field of rectifying towers and comprises a tower body, overhaul covers are bolted at the top and the bottom of the tower body, a filling mechanism convenient to disassemble, assemble and overhaul is arranged in the middle of the tower body, and a limiting support mechanism is arranged on the side wall of the tower body. The packing mechanism comprises a connecting assembly and an airflow conveying assembly, the connecting assembly comprises a tower plate, a downcomer, a connecting screw rod and a limiting nut, the tower plate can be modularly arranged by arranging the packing mechanism, a plurality of groups of tower plates can be assembled and connected, the tower plates can be conveniently disassembled and assembled, and the packing mechanism is convenient to assemble and disassemble. The cleaning and overhauling efficiency of the rectifying tower is improved, the multiple groups of tower plates can be supported and limited in the tower body by arranging the limiting and supporting mechanism, and the tower plates in the tower body can be conveniently disassembled, assembled and overhauled.

The utility model discloses a novel wheaten food storage container sealing safety structure which comprises a base, a storage device is arranged on the base and comprises a storage tank, side covers and mounting plates, the storage tank is mounted on the base, the side covers are arranged on the two sides of the storage tank, the mounting plates are connected to the outer sides of the storage tank and the side covers, splicing devices are arranged on the mounting plates, and the splicing devices are connected with the storage tank. The splicing device comprises a clamping rod, a clamping sleeve, a movable block, a clamping groove, a control sleeve, a control block, a fixing shaft, a matching plate, a clamping block and a control groove, the movable block is connected to one end of the clamping rod, the clamping groove is formed between the clamping rod and the movable block, the two ends of the matching plate are connected with the control block and the clamping block, and a locking mechanism is arranged on the outer side of the clamping sleeve. The cooked wheaten food storage container not only solves the problems that a traditional cooked wheaten food storage container is inconvenient to clean, tedious to disassemble and assemble and unstable in structure, but also remarkably improves practicability and reliability of equipment through mechanical linkage and multiple protection, and has important significance on improving use efficiency and storage safety of the cooked wheaten food storage container.

The present invention discloses a self-circulating liquid-cooled radiator, which relates to the technical field of radiators and comprises a machine body, a liquid-cooled heat sink body is arranged between the machine bodies, a liquid inlet and a liquid outlet are respectively provided on the top of the liquid-cooled heat sink body, grooves are provided on both sides of the liquid-cooled heat sink body, and also comprises: a circulating cooling mechanism, a plug-in sliding mechanism and a sealing limit mechanism, which help to transfer more heat from a heat source to a coolant, avoid the situation where part of the heat is not fully absorbed and taken away due to the short flow time of the coolant in the liquid-cooled heat sink body, and improve the cooling effect. At the same time, through the arc setting at the serpentine turning point, the arc design enables the fluid to gradually change direction when turning. This smooth transition reduces the direct impact of the fluid on the pipe wall, reduces the impact force and vibration, helps to protect the coolant flow channel from impact damage, and improves the protection effect on the coolant flow channel.

A corrosion-resistant desulfurization and denitrification spray tower comprises a tower body, a plurality of observation holes are vertically formed in the side wall of the tower body at intervals, and two filter plates are vertically arranged in the tower body at intervals; a ball collecting device is further arranged in the tower body and comprises a motor fixed on the side wall of the tower body, and an output shaft of the motor horizontally extends into the tower body; the transmission assembly comprises a driving shaft, a first driven shaft and a second driven shaft, one end of the driving shaft is connected with an output shaft of the motor, the other end of the driving shaft is connected with the driving gear, and the first driven shaft and the second driven shaft are vertically and rotatably connected to the vertically adjacent filter plates respectively, are coaxial up and down and intersect at the driving gear; a first driven gear and a second driven gear which are meshed with the driving gear are respectively connected to the upper and lower adjacent parts; and the ball collector is connected to the first driven shaft and the second driven shaft, rotates along with the first driven shaft and the second driven shaft, is positioned above the filter plate and is provided with a plurality of partition plates which extend along the radial direction of the tower body, and the partition plates are uniformly distributed in the circumferential direction. A worker only needs to fish the hollow ball from one side close to the observation hole, so that the difficulty in fishing the hollow ball is reduced.

The invention discloses sports equipment maintenance equipment, and relates to the technical field of sports equipment maintenance, the sports equipment maintenance equipment comprises a mounting base, a cleaning box mechanism is arranged on the mounting base, a position adjusting mechanism is arranged on the cleaning box mechanism, and two deflection mounting frame mechanisms are arranged on the position adjusting mechanism; the two deflection mounting frame mechanisms are symmetrically arranged on the position adjusting mechanism, the deflection mounting frame mechanisms are connected with the cleaning belt mechanism, the cleaning belt mechanism is connected with the moving driving mechanism, and the active driving mechanism and the rotating shell mechanism are arranged on the mounting base. According to the ball cleaning device, the distance and the opening state of the two cleaning belt mechanisms can be adjusted by arranging the position adjusting mechanism and the deflection mounting frame mechanism, so that the ball cleaning device adapts to cleaning of balls with different diameters, the movable driving mechanism can be driven by the active driving mechanism, then the cleaning belt mechanisms are driven, cleaning treatment on the balls is achieved, and the cleaning efficiency is improved. And the cleaning and maintenance efficiency of the sports equipment is improved.

The utility model provides a separation and purification device with a filter screen convenient to detach and wash, which relates to the technical field of separation and purification devices and comprises a shell and a scraper blade, a bearing rod is fixedly mounted on the inner side of the shell, a sleeve plate is slidably connected to the surface of the bearing rod, and the separation and purification filter screen is fixedly mounted at the top end of the sleeve plate. A mounting plate is fixedly mounted on the inner side of the shell, a cavity plate is fixedly mounted on the surface of the mounting plate, a clamping block is slidably connected to the inner side of the cavity plate, a sliding rod is fixedly mounted at the top end of the clamping block, and a spring A sleeves the surface of the sliding rod. According to the device disclosed by the utility model, the sleeve plate, the clamping block, the spring A, the short rod, the connecting plate, the top block, the spring B, the sliding plate, the motor and the threaded rod are arranged, so that the separation and purification filter screen can be quickly disassembled and assembled after purification work is finished, the cleaning and maintenance efficiency of the separation and purification filter screen can be improved, and residual impurities are prevented from remaining in the separation and purification filter screen; the cleaning efficiency is improved, and the practicability is high.

This utility model discloses a cell culture flask for preventing contamination, relating to the field of cell culture flask technology. It includes a mother flask and a daughter flask, each with an installation tube fixedly connected to one side. A connecting tube is provided between the two installation tubes, and a clamping assembly is provided on one side of each installation tube. The connecting tube is fixedly connected to the installation tube via the clamping assembly. This utility model employs the above structure, installing a baffle at the sealing cap. A HEPA filter and a filter screen are installed inside the baffle. The filter screen performs preliminary filtration of large particles in the air, and the HEPA filter efficiently filters out micron-sized particles, including most microorganisms. This significantly reduces the risk of microorganisms entering the culture flask and contaminating the cells, ensuring a sterile environment for cell culture, reducing cell death or mutation due to contamination, thereby improving the purity of the gas entering the flask and preventing harmful gases or impurities from affecting cell culture.

A silicon wafer corrosion constant-temperature system convenient to clean and maintain comprises a constant-temperature tank and a corrosion tank located above the constant-temperature tank, the corrosion tank and the constant-temperature tank are connected through an acid inlet pipe and an acid discharge pipe, a chemical pump used for introducing acid in the constant-temperature tank into the corrosion tank is arranged on the acid inlet pipe, a first valve is arranged on the acid inlet pipe, and a second valve is arranged on the first valve. A first discharge pipe is connected to the part, above the first valve, of the acid inlet pipe, and a second valve is arranged on the first discharge pipe; a third valve is arranged on the acid discharge pipe, a second discharge pipe is connected to the acid discharge pipe above the third valve, and a fourth valve is arranged on the second discharge pipe. The device is used for greatly reducing the cleaning and maintenance difficulty of the heavy corrosion tank part of the system.

The utility model relates to the technical field of hoisting, and discloses a condenser door cover hoisting support which comprises a hoisting cantilever and a vertical column arranged vertically. The hoisting cantilever is rotatably connected to the top end of the stand column, the hoisting cantilever is provided with a hoisting ring for installing the hoisting hoist, and the hoisting ring can rotate to pass through the position over the hoisting connecting point of the end cover; a first installation structure is arranged at the bottom end of the stand column and comprises a base and an installation part arranged at the top of a shell flange of the condenser, the bottom end of the stand column is connected with the base, and the base can be detachably connected to the installation part. The condenser door cover hoisting support is arranged on the top of the condenser by means of the characteristics of the condenser, the condenser door cover hoisting support has the advantages of being small in size and easy to disassemble, the time consumed for hoisting equipment to enter a place is shortened, and the cleaning and maintaining efficiency of the condenser is improved.

The utility model discloses a heating furnace adjusting baffle for refining, and belongs to the technical field of baffles. The heating furnace adjusting baffle for refining comprises a combined lower frame plate, the top of the combined lower frame plate is rotationally connected with a combined upper frame plate through a hinge, the outer surface of one side of the combined lower frame plate is fixedly connected with a control box, the upper inner wall of the control box is fixedly connected with two fixing plates, and a transmission threaded rod is rotationally connected between the two fixing plates; according to the heating furnace adjusting baffle for refining, transmission blocks can be driven to move by controlling a transmission threaded rod to rotate, three transmission square blocks can drive three rotating shaft baffles to rotate, the three rotating shaft baffles can control the air flow, operation is convenient and easy, and therefore the temperature is controlled, the heating efficiency is improved, and the heating quality is improved; and the combined upper frame plate is rotationally lifted from the combined lower frame plate, so that the three rotating shaft baffles can be very conveniently taken down, and the cleaning and maintenance efficiency is very high.

The utility model relates to textile equipment technical field discloses a kind of waxing device for textile yarn, including base, the top of base is fixedly connected with support frame, the bottom of support frame is fixedly connected with two air cylinders, one end of two air cylinders is fixedly connected with moving plate, the top of moving plate is rotatably connected with two runner, the top of moving plate is slidably connected with two sliding plates, the bottom of sliding plate is fixedly connected with connecting plate, the bottom of connecting plate is fixedly connected with fixed block, the both sides recess of fixed block are slidably connected with connecting rod, in the utility model, motor one drives runner rotation, to drive belt rotation, because the side of sliding plate and belt fixed, the other side and belt slidably connected, thus two sliding plates are driven by belt and slide on moving plate, to drive connecting plate and move in the recess of moving plate.