93results about How to "Easy to suck away" patented technology

The invention discloses a liquid crystal display screen with a dust removal effect and belongs to the field of liquid crystal display screens. The liquid crystal display screen comprises a substrate. The substrate is fixedly connected to a pedestal; the substrate is connected with a screen body; a slide rod and a rack are fixedly connected to the pedestal; the rack is fixedly connected to the substrate; the slide rod is in a slideable connection with a driving motor via a slide sleeve; a driving end of the driving motor is connected with a rotating shaft; and a dust cleaning sleeve fixedly covers the rotating shaft. When the screen body has dust, the driving motor is started to drive the dust cleaning sleeve to clean dust via the rotating shaft; the driving motor upwardly moves to clean via actions of a gear and the rack; the driving motor drives a static elimination rod to eliminate static of the screen body, so a dust absorption action of the screen body can be reduced and cleaning can be facilitated; dust can be absorbed by an air suction pipe, so the cleaning work can be further facilitated; and dust on the screen body can be effectively removed and great liquid crystal displaying effect can be achieved.

The invention relates to the technical field of dryers, in particular to a double-roller dryer. The double-roller dryer comprises a first roller and a second roller, wherein the first roller and the second roller are arranged in parallel and are opposite in rotation direction, a material spraying device is arranged above the first roller and the second roller, a gap smaller than 5 cm is reserved between the first roller and the second roller, and the material spraying device is aligned to the gap. A material bin is arranged on the side opposite to the gap between the first roller and the second roller, a scraping plate is arranged on the material bin, the other end of the scraping plate is in circular contact with the periphery of the first roller and the periphery of the second roller, guide grooves are formed in the positions in contact with the first roller and the second roller, of the scraping plate, and the other end of each guide groove is connected with the inside of the material bin. By means of the technical scheme, the double-roller dryer enables materials to be dried easily and facilitates material discharge.

The invention provides a fabric singeing machine with a good cleaning effect, and relates to the technical field of cotton fabric machining equipment. The fabric singeing machine with the good cleaning effect comprises a case; cooling devices are arranged at both the upper and lower parts of the case; a singeing device is arranged at the left side of an air duct at the upper part; a singeing device is arranged at the right side of an air duct at the lower part; an ash removing device is arranged inside the case; the ash removing device is arranged between the air duct at the upper part and a compressing roll; the ash removing device comprises two ash suction barrels; ash shoveling plates are fixedly mounted on the opposite outer walls of the two ash suction barrels; and rotating rods and fans are arranged inside the two ash suction barrels. The fabric singeing machine with the good cleaning effect is convenient to use, has good singeing and cleaning effects, and can implement processesof carding, singeing, ash removal and the like; and moreover, both the singeing devices and the ash removing device are adjustable in position or angle, so that the fabric singeing machine is more efficient when in use, and a fabric processed by the fabric singeing machine is higher in quality.

The invention provides a continuous trawl fishing method. The continuous trawl fishing method comprises the steps that a fishing net in a water area is dragged by a ship to perform trawl operation, sothat fished objects to be caught enter a net bag at the tail portion of the fishing net; then the net bag is dragged and moved to enable a fish sucking pipe of a vacuum fish sucking pump to stretch into the net bag; an opening of the fish sucking pipe makes contact with the fished objects in the net bag of the fish sucking pipe, and the vacuum fish sucking pump is operated so as to suck the fished objects in the net bag into a collecting tank through the fish sucking pipe; then the fished objects in the collecting tank are transferred immediately for freezing or direct processing treatment. The fished objects caught through the method is obviously improved in terms of stiffness time, the number of first-grade freshness fishes and the like, the histamine content is remarkably reduced, andthe quality of the fished objects is improved. In addition, the continuous trawl fishing method greatly saves net lifting time, the working intensity of sailors is reduced, and the method has the advantages of being efficient and capable of saving time.

The invention provides automatic-cleaning industrial waste gas treatment equipment. The automatic-cleaning industrial waste gas treatment equipment comprises an exhausting pipe, a dust removal pipe, asealing mechanism, a dust suction mechanism, a dust removal mechanism, a driving mechanism and a second dust removal fan, wherein the dust removal pipe is fixed on the inner wall of the exhausting pipe, and scraping rods are arranged on the top surface of the dust removal pipe; convex heads are distributed on the surfaces of the scraping rods; the sealing mechanism comprises a rotating motor anda sealing baffle; the dust suction mechanism comprises a dust suction pipe and a dust collection tank; the dust removal mechanism comprises a ring gear, a transmission rod and a fixing rod, and the ring gear is arranged at the top of the dust removal pipe; a filter screen is arranged on the bottom surface of the ring gear, and a support rod is arranged on the top surface of the gear ring; and thedriving mechanism comprises a turning motor and a driving gear. The automatic-cleaning industrial waste gas treatment equipment has the beneficial effects that dust on the filter screen can be thoroughly discharged, the residue is avoided, and the service life is long.

The invention discloses a conveniently fixed planishing device. The conveniently fixed planishing device comprises a main roller bracket, a motor and a suction machine, wherein a roller is inlaid intothe lower end of the roller bracket, and the upper end of the roller bracket is connected to a replaceable roller shaft; a spring plate is fixed to the upper end of the replaceable roller shaft, andthe upper end of the spring plate is connected to a spring wire; a rectangular box is arranged at the upper end of the spring wire; a hairbrush bracket is fixed to the lower surface wall of the rectangular box, and sound insulation cotton is inlaid into the inner wall of the rectangular box; a water tank bracket is mounted on one surface, far from the inner wall of the rectangular box, of the lower end of the sound insulation cotton, and a water tank is mounted at the upper end of the water tank bracket; a rubber strip is mounted on one surface, close to the center line of the rectangular box,of the top end of the sound insulation cotton; a water pipe is mounted in the middle of the outer wall of the lower end of the water tank; and an openable box cover is connected to one surface, closeto the center line of the rectangular box, of the upper end of the rubber strip. The conveniently fixed planishing device is provided with the roller for the convenience of moving in work, so that the labor waste is reduced.

The invention discloses a gas circulation type growth chamber used for three-dimensionally planted edible mushrooms. The gas circulation type growth chamber includes a growth chamber body, axial-flow draught fans, connecting cylinders, an edible mushroom suspension device and a filtering device; the inside of the upper side of the growth chamber body is fixedly connected with the edible mushroom suspension device through a connecting column, the axial-flow draught fans are fixedly installed on the upper portion of the growth chamber body in a bilateral symmetrical mode, and the lower portions of the axial-flow draught fans are fixedly connected with the connecting cylinders which fixedly penetrate through the wall boy of the upper side of the growth chamber body. The growth chamber has the advantages that when more suspended pollutants are attached to the inner wall of a filtering net, a pressure valve is opened, the suspended pollutants attached to the filtering net are absorbed through dust absorption holes in a conical barrel and then enter a dust absorption barrel, the adsorbed suspended pollutants are injected to a collection box under the effect of a connecting pipe, therefore, regular cleaning is not needed for the inner wall of a filtering cylinder, the working time is saved, the working intensity is reduced, the structure is simple, the air filtering effect is significant, and gas circulation in the growth chamber body can be maintained.

The invention discloses the electrotome handle, lighting electrotome handle, vacuum suction tube, vacuum pump of an attraction electrotome. In the hollow electrotome handle, a power circuit of the electrotome is arranged in the electrotome handle or the wall of the electrotome handle; an attraction opening is formed the tail of the electrotome handle; a conducting blank pipe is provided with a hollow channel, and the rear end of the conducting blank pipe is arranged in the front of the electrotome handle; and the rear end of the conducting blank pipe is connected with the power circuit of the electrotome, and the front end of the conducting blank pipe extrudes out of the electrotome handle and forms a thin tip suction inlet forward. The electrotome provided by the invention absorbs smoke generated in the process of operation uninterruptedly, and during the operation on a narrow and deep area, the electrotome can penetrate into the area to absorb the generated smoke, liquid impurities and the like close to the electrotome completely in time and discharge the smoke, the liquid impurities and the like to the outside or a sterilizer without blocking the negative pressure suction pipe and the negative pressure pump; and in an operation area of a narrow dark area, an illuminating lamp on the electrotome can also illuminate conveniently and clearly. In addition, an electrotome head, the electrotome handle and the negative pressure pump can be disassembled conveniently and quickly to be replaced and disinfected, and a filter screen and a filter can be replaced conveniently.

The invention discloses a novel abdominal retractor for surgery, and relates to the technical field of abdominal retractors. The novel abdominal retractor comprises a bottom plate, wherein the top ofthe bottom plate is fixedly connected with a stand column, the top end of the stand column is rotatably connected with a threaded column, the threaded column is in threaded connection with a threadedbushing, the side wall of the threaded bushing is fixedly connected with a supporting column, a sliding column is arranged at one end of the supporting column, and an annular rod is arranged at one end of the sliding column. According to the invention, the novel abdominal retractor is reasonable in structure; by arranging the sliding block, the U-shaped pressing plate, the butterfly nut, the threaded rod and the annular rod, the positions of the sliding block and the sliding plate can be adjusted conveniently according to the position of a knife edge, and position fixing is conducted through the U-shaped pressing plate, so that operation is convenient and easy; and by arranging the gear and the rack, force can be conveniently controlled, and the opening degree of the traction knife edge ofthe traction plate is conveniently controlled, so that unnecessary injury to the patient caused by further expanding of the incision of the patient due to direct manual sliding of the traction plateis avoided.

The invention discloses an integrated gate for dredging, which includes a gate body, installation grooves are arranged on the two opposite side walls of the gate body, and sliding bars are arranged inside the two installation grooves, and the sliding rods The two ends are respectively fixedly connected to the two opposite side walls of the installation groove, the two sliders are slidably sleeved with sliders, and the side walls of the two sliders are provided with a first mounting block and a second mounting block. Two installation blocks, a guide rod is arranged between the two first installation blocks, the two ends of the guide rod are respectively fixedly connected to the two first installation blocks, and a movable block is slidably sleeved on the guide rod, The movable block is penetrated with a threaded rod, and the threaded rod is threadedly connected with the movable block. The invention has simple structure and convenient operation, solves the problem that sediment is easy to accumulate at the bottom of the gate of the water-retaining structure, making it difficult to open the gate, and reduces the maintenance cost of the gate throughout the year.

The invention particularly relates to a vacuum pump. The vacuum pump comprises a vacuum pump body and an impeller. The top of the vacuum pump body is connected with an air inlet pipe and an air outlet pipe. The top of the air inlet pipe is provided with an air inlet. The top of the air outlet pipe is provided with an air outlet. A pipe sleeve is arranged on the periphery of the air inlet pipe and the air outlet pipe in a sleeving mode. The lower end of the air inlet is connected with the upper end of a filtering mechanism. The filtering mechanism comprises a rubber ring and a filtering assembly. The filtering assembly comprises a first metal net layer, a phenolic paper element and a second metal net layer. A check valve is arranged at the lower end, close to the vacuum pump body, of the inlet pipe. A silencing mechanism is connected with the upper portion of the air outlet. The silencing mechanism sequentially comprises a pipe, silencing cotton and a metal plate from outside to inside. An outer shell is arranged on the periphery of the vacuum pump body in a sleeving mode. The pipe sleeve is provided with an opened plate. The outer wall of the vacuum pump body is connected with a thermometer. The thermometer is connected with an alarming device which is arranged on the outer side wall of the outer shell. The service life of the vacuum pump is greatly prolonged through the reasonable structural design.

The invention discloses surface rust-proof treatment equipment for air pipe production. The equipment comprises a conveying assembly, a painting assembly and a dust collection assembly, wherein the conveying assembly comprises a right-angle U-shaped conveying frame, transmission grooves are formed in the inner front wall and the inner rear wall of the right-angle U-shaped conveying frame, and a plurality of conveying wheels are rotatably connected to the inner bottom walls of the two transmission grooves; and the painting assembly comprises four supporting plates fixedly connected to the upper surface and the lower surface of the right-angle U-shaped conveying frame correspondingly. According to the surface rust-proof treatment equipment for air pipe production, through the arrangement of touch rods, reset springs, pressurizing boxes, paint inlet pipes and paint outlets, rust-proof paint in painting rollers can be conveniently pressurized to flow out of the paint outlets; through a rotating motor, a rotating gear, a rotating shaft, the painting rollers and painting bristles, painting treatment can be conveniently conducted on the surface of an air pipe galvanized plate; and the two painting rollers can paint the upper surface and the lower surface of the air pipe galvanized plate at the same time, so that the painting efficiency of an air pipe is improved.

The invention discloses a hobbing cutter on a reverse circulation drilling machine for breaking extremely-hard rock. A main shaft, a cutter shell and rock breaking teeth are included. The cutter shellcomprises a main cutter shell and a back cutter shell which are adjacent. The rock breaking teeth comprise main teeth arranged on the main cutter shell and back teeth arranged on the back cutter shell. The height that a main tooth head of each main tooth protrudes out of the periphery face of the main cutter shell is 12.5-15 mm, the bottom radius of each main tooth head is 18-20 mm, the top faceof each main tooth head is a ball cambered surface with the radius being 5-6 mm, and the side face of each main tooth head is a ball cambered surface with the radius being 20-30 mm, wherein the ball cambered surface with the radius being 20-30 mm is in smooth connection with the top face. The back teeth are embedded in two circles of back tooth holes formed in the periphery face of the back cuttershell, the distance between the two circles of back tooth holes is 15-20 mm, and the two circles of back tooth holes are arranged in a staggered manner. The back tooth root of each back tooth is a cylinder, and the tooth head of each back tooth is a hemisphere. By means of the hobbing cutter, when the drilling machine applies the acting force which is 1.5-3 times of the rock comprehensive strength, the rock with the compressive strength larger than 160 MPa can be broken.

The invention discloses a furniture wood board dustproof punching device. The furniture wood board dustproof punching device comprises a base. A left support plate and a right support plate are fixedly arranged on the top of the base. Sliding rails are symmetrically and fixedly arranged on the opposite faces of the left support plate and the right support plate. A lifting plate is in sliding connection between the sliding rails and provided with an opening, an electric drill is fixedly connected to the opening position, and a drill bit is fixedly arranged at the bottom of the electric drill. The base is provided with a dust collecting port for the drill bit to pass. A top plate is fixedly arranged on the tops of the left support plate and the right support plate, a left threaded rod and aright threaded rod are rotationally connected between the top plate and the base, penetrate the lifting plate and are in threaded connection with the lifting plate, and a rotation handle is further fixedly connected to the top end of one threaded rod. The part, located above the dust collecting port, of the top of the base is further fixedly provided with a dustproof cover. The rotation handle isrotated to control descending of the lifting plate, then, drilling can be conducted, manual electric drill hand holding is not needed, drilling is stable, and labor saving and safety are achieved; andthe dustproof cover is further fixedly arranged above the dust collecting port, and wood scraps are prevented from flying all around in the drilling process.

The invention discloses a dredger. The dredger comprises a dredger body, a sludge cleaning device and a propelling and positioning device; the sludge cleaning device comprises a plurality of rake tooth gratings, a plurality of sludge suction devices, a sludge delivering pipe and positioning floats; a first support and a second support are mounted at the front end of the dredger body; a first driving motor and a first chain wheel are mounted at the top end of the first support; the first chain wheel is mounted at the output end of the first driving motor; a plurality of electric hoists are mounted on the second support; each circle of rake tooth grating winds around a second chain wheel and a third chain wheel; each second chain wheel is connected with the first chain wheel through a firsttransmission belt; each third chain wheel is connected with the output end of the corresponding electric hoist; the sludge suction devices are connected with the sludge delivering pipe; the positioning floats are mounted on the sludge delivering pipe; and the propelling and positioning device is used for pushing the dredger body to move forwards or positioning the dredger body on the river bed. Bythe aid of the dredger, sludge in the river bed can be cleaned and recovered effectively, the sludge cleaning depth of the dredge is deep and adjustable, the river bed and the ecological system of the river bed cannot be damaged, and the influence on the river bed is small.

The invention provides a novel multifunctional chemical experiment table for high school students. The chemical experiment table comprises a test tube rack, experiment cup grooves, experiment tube grooves, a first baffle, a foul gas discharging interior device, second baffles, storage cabinets, handles, a telescopic tube, a drawer, a water tank, an experiment table body, a table top and a tap. The test tube rack is arranged on the upper portion of the first baffle; the experiment cup grooves and the experiment tube grooves are formed inside the test tube rack; the first baffle is arranged on the rear portion of the table top; and the foul gas discharging interior device is arranged on the left side of the water tank. Corrosion of the table top caused by leaked chemicals in the experiment process can be relieved by the arrangement of the table top; experiment articles can be prevented from falling off from the table top and being smashed into pieces by the arrangement of the second baffles; toxic gas generated from chemical reactions is conveniently absorbed by the arrangement of the telescopic tube; and foul gas pumped in an exhaust pipe is conveniently purified by the arrangement of a filter screen, and air environmental protection is achieved.

The invention discloses a photovoltaic cleaning device for a photovoltaic intelligent power station, and belongs to the technical field of photovoltaic cleaning. The photovoltaic cleaning device for the photovoltaic intelligent power station comprises a supporting frame and a solar panel, the solar panel is slidably connected to the supporting frame, multiple sets of supporting legs are fixedly connected to the lower end of the supporting frame, a cleaning piece is slidably connected to the supporting frame, the cleaning piece is matched with the solar panel, and a working cavity is formed inone side in the cleaning piece; and a second rotating shaft is rotatably connected into the working cavity, a plurality of sets of rotating fan blades are fixedly connected to the second rotating shaft, and a plurality of sets of dust suction holes are formed in the side, close to the working cavity, of the lower end of the cleaning piece. According to the photovoltaic cleaning device, through a driving motor, a first bevel gear, a second bevel gear, a second rotating shaft and rotating fan blades, dust on the solar panel is sucked in; and through a rotating block, a first sliding rod, a second sliding rod and a brush, the dust on the solar panel is brushed off, and the dust is conveniently sucked away.

The invention discloses a device for uniformly manufacturing PVC abrasive powder, and relates to the technical field of PVC abrasive powder devices. The device comprises a first support and a second support arranged on one side of the first support, a fixed plate is fixedly connected to the top of the first support, a mounting hole is formed in the top of the fixed plate, a powder barrel is fixedly connected in the mounting hole in a sleeved manner, the top of the powder barrel is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a rotating shaft, and the rotating shaft is fixedly connected with a fixed column in a sleeved manner. The structure of the device is reasonable, a PVC recycling plate is preliminarily crushed by arranging crushing rollers, impurities such as dust in materials are screened out through a screen, the purity is improved, a spiral blade and multiple crushing blades of different lengths are arranged to rotate, block materials are crushed by the multiple crushing blades of different lengths, the spiral blade constantly rolls over the materials in the powder barrel, and the PVC block materials are uniformly crushed.

The invention discloses a waste sand collecting device for a full-automatic sand shooting machine. The waste sand collecting device comprises a waste collecting assembly and a sand shooting machine body, a sand shooting mechanism is fixedly mounted at the upper end of a supporting column, a mounting frame is fixedly mounted at the upper end of the supporting column, and after the sand shooting mechanism completes work, waste can directly fall into the waste collecting assembly; a magnetic block is fixedly installed at the upper end of the inner wall of a first cavity and can adsorb iron substances in the waste, a filter screen is fixedly installed in the first cavity, fine substances such as dust are attached to the surface of the filter screen, waste sand can directly fall down, and a draught fan is started through a control panel, so that air is sucked into a filter mechanism from an air suction opening, and the dust in the first cavity is conveniently sucked away; and the filter screen is fixedly installed at the upper end of a fixing ring, through holes are formed in the upper surface of the fixing ring, the dust can be adsorbed to the upper surface of the filter screen throughblocking of the filter screen, the waste sand falls off from the through holes, the sucked waste sand can return to a collecting box through a sand outlet pipe to be stored, and the filtering effectis good.

The invention discloses an after-cleaning rapid drying device for traditional Chinese medicinal material preprocessing, and relates to the technical field of traditional Chinese medicinal material processing. The after-cleaning rapid drying device aims at solving the problems that in the prior art, after traditional Chinese medicinal materials are cleaned, stations need to be switched for drying, so that the occupied space of a plurality of process devices is large, and the consumed time is long. According to the scheme, the after-cleaning rapid drying device comprises a water tank, wherein supporting plates are fixedly connected to the two sides of the top of the water tank, a lifting discharging mechanism is fixedly connected to the supporting plates, a heating mechanism is arranged inside the lifting discharging mechanism, a first bevel gear is arranged on the left side of the front surface of the lifting discharging mechanism, and a double-shaft motor is fixedly connected to the left side of the top of the lifting discharging mechanism. According to the after-cleaning rapid drying device, the medicinal materials can be conveniently and rapidly cleaned, moreover, rapid drying is carried out after cleaning, moreover, the medicinal materials are automatically sent out, so that labor is saved, the efficiency is high, and the treatment efficiency of the medicinal materials is improved; and moreover, the whole process is integrally carried out, one machine has multiple purposes, the integration and automation degree of the device is high, the occupied space of the device is small, the consumed time is short, and the device is suitable for market popularization.

Disclosed is a cleaner outside self-cleaning device. An air blowing box is fixed on an air exhausting pipe and communicated with the same, a self-cleaning air blowing pipe is fixed on the air blowing box, a self-cleaning main air blowing pipe is communicated with the air blowing box and faces the outer surface of a cleaner main unit, an air door of the self-cleaning main air blowing pipe is fixed on a rotating shaft which is hinged on the air blowing box, the upper end and the lower end of the rotating shaft extend out of the outer surface of the air blowing box, a shifting fork is fixed at the upper end of the rotating shaft, a fork mouth of the shifting fork comprises a splayed fork mouth edge and a U-shaped fork mouth edge, a steering plate is fixed at the lower end of the rotating shaft, a steering plate upright is fixed on the lower portion of the steering plate, a positioning plate is fixed on the air blowing box, a positioning plate upright is fixed on the lower portion of the positioning plate, one end of a spring is fixed on the steering plate upright while the other end of the same is fixed on the positioning plate upright, a pulley support is fixed on a rack of textile machinery, and a pulley is mounted on the pulley support and faces the shifting fork.

The invention provides an external self-cleaning device for a cleaning machine. A self-cleaning air blowing pipe is fixed on an air blowing box; the self-cleaning air blowing pipe is communicated with the air blowing box; the air blown from the self-cleaning air blowing pipe is against the external surface of a main engine of the cleaning machine; the lower end of a connecting rod is hinged to a valve rotating arm; a shifting piece is formed by molding a left shifting piece, a right shifting piece and a middle shifting piece together; the upper end of the connecting rod is hinged to the left end of the left shifting piece of the shifting piece; the middle shifting piece of the shifting piece is hinged to a bracket; a pulley is mounted at the right end of the right shifting piece of the shifting piece; one end of a tension spring is pulled on the middle shifting piece and the other end of the tension spring is pulled on the bracket; a left limiting column and a right limiting column are molded or fixed on the bracket; the bracket is fixed on the main engine of the cleaning machine or a three-way. The external self-cleaning device for the cleaning machine, provided by the invention, has the advantages as follows: when the main engine of the cleaning machine moves to the edge of textile machinery, the air blown from the air blowing pipe is blown to the main engine of the cleaning machine so as to blow off fibers and dust on the external surface of the main engine of the cleaning machine, so that the main engine of the cleaning machine is self-cleaned.

The invention relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering sludge cleaning vehicle with a classification function. The hydraulic engineering sludge cleaning vehicle comprises a vehicle head and a vehicle plate, driving wheels are mounted at the bottom end of the vehicle head, supporting plates are fixedly connected to the left side and the right side of the top end of the vehicle plate, and grooves are formed in the front sides and the rear sides of the bottom ends of the two supporting plates; and an electric cylinder is slidably arranged in each groove, a first compression spring is arranged at the top end of each electric cylinder, the top ends of the first compression springs are fixedly connected with the top ends of the grooves, and telescopic rods of the electric cylinders penetrate through the vehicle plate, extend to the position below the vehicle plate and are fixedly connected with rotating wheels. According to the hydraulic engineering sludge cleaning vehicle, sludge can be classified conveniently, the classification efficiency is improved, water is recycled, waste of water resources is reduced, water utilization is improved, the buffering effect is achieved through the first compression spring and a second compression spring, impact force on the electric cylinders on a bumpy road section can be relieved, the service life of the electric cylinders is prolonged, and the use practicability is improved.

The present invention provides a communication pipeline anticorrosion device based on a multiple anticorrosion device. The communication pipeline anticorrosion device includes a pipeline body, a humidity sensor, a waterproof drain pipe structure, a suction pipe structure, a controller structure, a guard plate structure, a protective base structure, a decompression seat structure and a protection pipeline. The humidity sensor is disposed on the upper right part of the inner wall of the protection pipeline. The waterproof drain pipe structure is placed on the top of the outer wall of the protection pipeline. The suction pipe structure is disposed between the pipeline body and the protection pipeline. The controller structure is welded to the upper right part of the protection pipeline. The beneficial effects of the present invention are as follows: the waterproof drain pipe structure facilitates collection of water infiltrating into the ground and at the upper part of the communication pipeline anticorrosion device, the problem that the communication pipeline is damp due to much water is prevented, and the guard plate structure is installed to conveniently reduce the pressure at theconnection part of the communication pipeline and prevent the connection part of the communication pipeline from being disconnected.

The invention discloses a device for thoroughly cleaning away cloth cuttings on case fabric. The device comprises a cleaning box, several clamping parts, several cleaning rolling columns, an upper airsuction pipe, a lower air suction pipe and a vibration block, a cloth inlet is formed in the left side wall of the cleaning box, a cloth outlet is formed in the right side wall of the cleaning box, the clamping parts are arranged at both the left side and the right side of the cleaning box and are each composed of two parallel and vertically distributed clamping rolling columns, bag and suitcasecloth is clamped between every two clamping rolling columns of the same clamping part, the cleaning rolling columns are arranged between the clamping parts at the left side of the cleaning box and thecloth inlet, first brushes cover the cleaning rolling columns, the vibration block, the upper air suction pipe and the lower air suction pipe are arranged in the cleaning box from left to right in sequence, and the upper air suction pipe is located above the bag and suitcase cloth. By arranging the upper air suction pipe and the lower air suction pipe in the cleaning box, through the cooperationof the vibration block, impurities like chopped cloth on the bag and suitcase can be effectively removed and are thoroughly cleaned away.

The invention discloses an energy-saving circulating air dust remover and relates to environment-friendly dust removing equipment. The energy-saving circulating air dust remover is provided with a fan. The energy-saving circulating air dust remover is characterized in that a blow and suction device is connected with the fan, the blow and suction device is provided with a middle air suction pipe, a plurality of air blow pipes surround the air suction pipe, the air suction pipe of the blow and suction device is connected with an air inlet of the fan through a main pipeline, all the air blow pipes in the blow and suction device get together to be connected with an air outlet of the fan through a subsidiary pipeline, and a dust removing device is installed in the main pipeline of the air suction pipe. The energy-saving circulating air dust remover enables the power of the fan to play to the maximum extent, utilizes not only blow power of the fan but also air induced power of the fan, greatly saves energy, saves energy, protects the environment, and is high in dust removing efficiency, particularly applicable to dust removing of a sic tank of an industrial sponge iron tunnel kiln and capable of being used for dust removing of other dust pipelines.

The invention discloses a dyeing pool with a pre-dedusting treatment device for yarn processing. The dyeing pool comprises a base, a second motor, a winding mechanism and a dyeing pool main body; the winding mechanism is connected with the bottom of a first electric telescopic column; a second electric telescopic column is fixed on the lower end surface of the left side of the top of the winding mechanism; the dyeing pool main body is located on the right side of a support; an air heater is arranged on the right side of the dyeing pool main body; and the top of the air heater is connected with an air conveying channel through a connecting pipeline. According to the dyeing pool with the pre-dedusting treatment device for yarn processing, after a winding reel is soaked in dye liquor, the winding reel can rotate along with a rotating column, so that yarn dyeing and winding treatment can be conveniently and automatically completed; in the process that yarn moves rightwards, a patting rotating frame rotates and pats the yarn repeatedly, so that dust on the yarn is conveniently patted and scattered; and meanwhile, a dust suction head sucks air upwards, so that the dust is conveniently sucked away, and the continuous dust removal effect is achieved.

The invention relates to the technical field of seeding equipment, in particular to agricultural crop seeding equipment with a pit digging mechanism, which comprises a seeding equipment body, wherein the seeding equipment body comprises a fixed base, a first fixed plate is connected to the edge position of the surface of the top end of the fixed base, a second connecting plate is connected to the inner wall of the top end of the first fixed plate, and the top end surface of the second connecting plate is connected with a screening mechanism. According to the agricultural crop seeding equipment with the pit digging mechanism, by arranging the pit digging mechanism, pit digging operation can be conveniently conducted on soil in a planting area so that fruit tree crops can be conveniently planted; by arranging the screening mechanism, large surface soil particles can be conveniently screened; and furthermore, after the surfaces of crops are covered with the topsoil, gaps between soil block particles are small, so that the planting temperature of the crops can be conveniently guaranteed, and the survival rate of the crops is increased.

The invention relates to the technical field of straw crushing, and discloses an anti-blocking straw pulverizer which comprises a supporting column. The top end of the supporting column is fixedly connected with a box body, a feeding hopper is arranged at the top end of the box body, a material conveying device is arranged on the right side of the box body, and a discharging part of the material conveying device is located above the feeding hopper. A first rotating shaft is movably connected to the portion, located on the lower side of the feeding hopper, of an inner cavity of the box body, a first cutter fixedly sleeves the outer side of the first rotating shaft, and a second rotating shaft is movably connected to the portion, located on the right side of the first rotating shaft, of the inner cavity of the box body. According to the anti-blocking straw pulverizer, a fixed plate is arranged in the box body, a material receiving box is fixed to the fixed plate, a mounting rod, a magnetic plate, a magnetic resistor, an electromagnetic block, a spring, a hinge and a tamping hammer are arranged in the material receiving box, and crushed straw falls into the material receiving box, so that the mounting rod drives the tamping hammer to descend. The tamping hammer dredges a discharging port, the straw is prevented from blocking the discharging port, and the straw crushing efficiency is improved.

The invention provides a self-cleaning method of a surface cleaning machine with a cleaning seat, which comprises the following steps: S1, a surface cleaning stage: starting a water supply device, and spraying liquid or mist into a cleaning roller or a cleaning tank to accumulate cleaning liquid; s2, an infiltration deep cleaning stage: the rolling brush motor drives the cleaning roller to rotate, and the water supply device continuously sprays liquid or mist into the cleaning roller or the cleaning tank until all bristles on the cleaning roller are wetted and thoroughly cleaned; s3, a dirt suction stage: a dirt suction motor is started, a dirt suction device sucks liquid on a cleaning roller and a cleaning tank into a dirt containing barrel through a dirt suction opening and a dirt suction pipeline, and the working rotating speed of the dirt suction motor is V1; wherein in the step S1-surface cleaning stage, the water supply amount of the water supply device at least wets and cleans bristles of the cleaning roller. By means of the self-cleaning method, the cleaning roller is subjected to layered cleaning through the surface cleaning stage and the deep infiltration cleaning stage, sewage is pumped away finally in the sewage suction stage, and it is guaranteed that cleaning of the cleaning roller is more thorough.