70results about How to "Guaranteed delivery effect" patented technology

The invention belongs to the technical field of conveying equipment, and particularly relates to safety auxiliary coal conveying equipment for coal mine transportation. Comprising a rack, and a crushing assembly and a smoothing assembly are arranged at the upper end of the rack; the crushing assembly comprises a connecting cylinder, a screen, a guide table, a crushing table and the like, the connecting cylinder and the screen shovel up coal briquettes on the conveying belt, large coal briquettes are screened out, the large coal briquettes are conveyed to the crushing table to be crushed through the guide table, and the crushed coal briquettes fall onto the conveying belt; the smoothing assembly comprises smoothing rollers capable of rotating and revolving, and coal briquettes accumulated on the two sides are pushed into the middle of the conveying belt through the smoothing rollers. And the coal briquettes conveyed by the conveying belt are uniform and are not easy to fall off from the conveying belt, so that the safety and the conveying efficiency of the coal briquettes during conveying are improved.

The invention discloses a lossless visual detection device for a liquid crystal display screen, and relates to the technical field of liquid crystal display screen detection. According to the lossless visual detection device for the liquid crystal display screen, through the arrangement of limiting columns and a rectangular cleaning scraper, when a conveyed liquid crystal display screen body is in contact with the rectangular cleaning scraper, the rectangular cleaning scraper and a positioning ring can be driven to rotate along the corresponding limiting columns, and at the moment, an air inlet channel is communicated; according to the liquid crystal display screen body detection device, the outer surface of a liquid crystal display screen body can be cleaned, impurities can be extracted and collected, and compared with a traditional detection mode, on one hand, the detection convenience and detection efficiency of the device can be improved, and the device can be suitable for detecting liquid crystal display screen bodies of different sizes; the application range of the equipment is expanded, and meanwhile, the detection effect on the liquid crystal display screen body can be ensured.

The invention discloses intelligent power inverter production line equipment and a use method thereof, and belongs to the technical field of inverter production. Intelligent power inverter production line equipment comprises a base, and further comprises a main conveyor arranged at the top of the base and used for conveying an assembled inverter, and an assembling part is arranged on the upper side of the main conveyor; the detection seat is arranged at the tail end of the main conveyor, a supporting plate is fixedly arranged on the side edge of the detection seat, and a camera used for detecting the type of the inverter is arranged on the supporting plate; the lifting seat is arranged between the main conveyor and the detection seat; only one driving motor needs to be controlled, the pushing work of the pushing plate on the inverter and the continuous action that the pushing plate is not hindered by the inverter to move back after pushing are completed can be achieved, operation is easy, and the conveying efficiency and the conveying effect of the inverter are guaranteed.

The utility model discloses an anti-corrosion and anti-wear silica gel roller way, which relates to the technical field of roller ways and comprises a plurality of rollers and a support, the plurality of rollers are arranged in the support, support shafts are fixedly arranged at two ends of each roller and are movably arranged in the support through bearings, and the support shafts are arranged on the support through bearings. The outer side of the roller is sleeved with a silicon rubber sleeve. The silica gel sleeve is arranged on the outer side of the roller, the friction force between the roller and a steel plate can be guaranteed through the silica gel sleeve, so that the conveying effect of the roller on the steel plate is guaranteed, the supporting blocks are arranged on the outer side of the roller, and when the silica gel sleeve is seriously abraded, the position of the supporting blocks can be adjusted to relieve limiting on the silica gel sleeve. Meanwhile, the position of the silica gel sleeve can be adjusted according to the abrasion condition of the silica gel sleeve, so that the abrasion-resistant effect of the silica gel sleeve is improved, and the service life of the silica gel sleeve is prolonged.

The invention relates to a conveying device of an automatic solid wood door erector, which relates to the technical field of solid wood door hanging and conveying devices, and comprises a hanging frame, a plurality of clamping pieces for clamping a plurality of solid wood door bodies respectively, and a gluing assembly for gluing the solid wood door bodies, a processing mechanism used for sequentially unlocking and positioning the multiple solid wood door plates is arranged on the hanging frame, the processing mechanism comprises an unlocking assembly and a positioning assembly, and a hanging conveying belt used for conveying the multiple solid wood door plates is arranged on the hanging frame. A plurality of clamping assemblies for fixing the multiple solid wood door plates are arranged on the suspension conveying belt; the clamping assembly comprises a lifting frame used for limiting the solid wood door plate and a fixing piece used for fixing the solid wood door plate. The purpose of splicing multiple solid wood doors at the same time is achieved, the requirement for large-scale production of the solid wood doors is met, and the multiple solid wood doors can be pushed, pressed, abutted and spliced at a time.

The invention relates to the technical field of belt conveyors, in particular to a belt conveyor carrier roller set which comprises a bottom plate, two fixing plates are symmetrically arranged at the upper end of the middle of the bottom plate, a main roller wheel is rotationally connected between the two fixing plates, functional parts are movably installed at the outward ends of the two fixing plates, a bidirectional screw is arranged on the upper side of the bottom plate and penetrates through the two fixing plates, and the main roller wheel is rotationally connected with the two fixing plates. The fixing plate is rotationally connected with the two-way screw, the left end and the right end of the two-way screw are rotationally connected with bearing seats, the two bearing seats are arranged at the upper end of the bottom plate, the outer end of the two-way screw is symmetrically in threaded connection with two sliding blocks, the two sliding blocks are slidably connected to the upper end of the bottom plate, and the upper ends of the two sliding blocks are movably provided with supporting arms; by means of the design, the V-shaped structure on the upper portion of the conveying belt can be adjusted in time in the conveying state, the leakage probability of materials is effectively reduced, the conveying effect and efficiency are effectively guaranteed, and the materials are effectively and normally conveyed.

The invention relates to the technical field of rubber belt conveyors, in particular to a machine-following coal receiving rubber belt conveyor which is characterized in that an adjusting mechanism and a butt joint mechanism are arranged on a conveying frame, and a matching mechanism is arranged on the butt joint mechanism; through the butt joint mechanism, the barrier strip on the dip angle rubber belt conveyor can be quickly and independently disassembled, so that the overall cleaning and maintenance operation is greatly simplified, the overall cleaning and maintenance efficiency is improved, and the damaged barrier strip is independently disassembled and replaced, so that the labor intensity of workers is reduced. The whole conveying efficiency and effect of the dip angle rubber belt conveyor can be prevented from being influenced due to damage of a small part of barrier strips; through the adjusting mechanism, the rubber belt conveyor can be rapidly adjusted and switched between the horizontal conveying mode and the inclined conveying mode, and through cooperation of the butt joint mechanism and the matching mechanism, the barrier strips can be rapidly and uniformly installed and fixed and adaptively adjusted so as to adapt to different conveying modes of the rubber belt conveyor.

The invention discloses a forming machining system for an aluminum alloy formwork, and relates to the technical field of aluminum alloy formwork machining, the forming machining system comprises a bottom plate, a fixing frame is connected to the middle position of the top end of the bottom plate through bolts, and automatic positioning and stamping mechanisms are arranged at the positions, corresponding to the two sides of the fixing frame, of the top end of the bottom plate; the aluminum alloy plate is conveyed to the lower die base at the top end of the fixing frame through the conveying frame, meanwhile, limiting is conducted through the side baffles, the position of the aluminum alloy plate is prevented from deviating, the structure is scientific and reasonable, using is safe and convenient, the automatic positioning and punching mechanism is arranged, and through cooperation of the rotating motor, the conveying frame, an elastic belt and a roller, the machining efficiency is improved. The aluminum alloy plate is conveyed to the lower die base, meanwhile, limiting is conducted through the side edge plate, deviation is prevented, in addition, during conveying, the roller, the concave plate, the sliding rod and the touch panel are pushed to descend by means of the self weight of the aluminum alloy plate, and after the aluminum alloy plate completely passes through the roller, the roller is pushed to reset through the supporting spring.

The invention provides a butyl rubber semi-finished product packaging and stacking system, and relates to the technical field of rubber regeneration equipment, the butyl rubber semi-finished product packaging and stacking system comprises a head end feeding belt, an adjusting mechanism and a lamination mechanism which are arranged in sequence and have the same movement direction, and the tail end of the lamination mechanism is provided with a packaging mechanism of which the feeding movement direction is the same as the movement direction of the lamination mechanism; the discharging movement direction of the packaging mechanism is horizontally perpendicular to the feeding movement direction of the packaging mechanism. A transfer mechanism with the same moving direction as the discharging moving direction is arranged on the side, away from one end of the lamination mechanism, of the packaging mechanism, a discharging mechanism with the moving direction horizontally perpendicular to the moving direction is arranged on the side, away from one end of the packaging mechanism, of the transfer mechanism, and the discharging mechanism is located on the side, away from the lamination mechanism, of the transfer mechanism. A material taking robot is arranged at the tail end of the discharging mechanism, and a tray and a tray distributing mechanism are arranged on the two sides of the material taking robot correspondingly. Continuous lamination packaging and discharging stacking of the films are achieved, the film stacking device is matched with the layout of a production line, the films are rotated and straightened according to the thickness of the films, and the stacking stability is guaranteed.

The invention discloses a water seepage and drainage system for constructing a sponge city, and belongs to the technical field of water seepage and drainage systems, the water seepage and drainage system comprises a water seepage and drainage unit and a water storage unit, the water seepage and drainage unit comprises underground drainage tanks and cover bodies, the cover bodies are installed at the tops of the underground drainage tanks respectively, and each cover body is provided with a seepage hole; a water pump for discharging water from the underground drainage tank is arranged in the underground drainage tank; the water storage unit comprises a reservoir, the reservoir is provided with a plurality of sets of communicating pipelines in one-to-one correspondence with the underground drainage tanks, communicating openings are formed in the side walls or the bottoms of the underground drainage tanks and communicate with the reservoir through the communicating pipelines, opening and closing assemblies are arranged in the underground drainage tanks, and the communicating openings are closed by the opening and closing assemblies in the normal state. When the water level of the underground drainage tank reaches a preset high level, the opening-closing assembly opens the communicating opening. The method has the advantages that dynamic changing rainfall characteristics can be conveniently and flexibly handled, and the utilization efficiency of rainwater recycling and the disaster prevention reliability are improved.

The invention discloses a spring-clip type prefabricated pile connection joint manufacturing system, which relates to the technical field of engineering pile connection, and comprises a base plate, a gantry is equidistantly connected to the middle position of the top end of the base plate by bolts, a hydraulic rod is equidistantly clamped to the top end of the gantry, the bottom ends of the two hydraulic rods are connected to a lifting seat by bolts, and the bottom ends of the lifting seats are equidistantly rotatably connected to a cutting disk, a positioning and conveying mechanism is arranged at a position on one side of the top end of the base plate, and a rotating hollow sleeve rod brings a limit frame to move along the outer side of the limit rod. The invention has a scientific and reasonable structure, is safe and convenient to use, and is provided with a positioning and conveying mechanism, and the position of the limit frame is changed by rotating the hollow sleeve rod and bringing the limit frame to move along the outer side of the limit rod, so that the limit frame corresponds to prefabricated pile installation holes of different sizes, and at the same time, the active gear ring and the driven gear cooperate to facilitate the rotation of the outer gear ring to drive the rotating drum to rotate, push the top rod and the clamping plate to move, and clamp and fix the sleeves of different diameters.

The utility model discloses a sand-water separation device for sewage treatment, which belongs to the technical field of sewage treatment and comprises a protective plate, a U-shaped groove is fixedly connected to the bottom wall of the protective plate, and the top wall of the U-shaped groove is completely attached to the bottom wall of the protective plate to form a semi-sealed cavity. A driving assembly used for providing power input for the separation device is fixedly mounted on the right side of the outer wall of the protection plate, a separation assembly used for separating a sand-water mixture is mounted on the left side of the outer wall of the protection plate, a buffering assembly used for achieving the buffering effect when the sand-water mixture is fed is mounted in the protection plate, and the driving assembly comprises a mounting base; according to the sand-water separation device, stable sand-water separation operation can be achieved through the driving assembly and the separation assembly, meanwhile, sewage stock solution entering the sand-water separation device can be buffered through the design of the buffering assembly, deposited sand is prevented from being flushed up again, and the conveying effect on the sand is guaranteed.

The present invention relates to the field of conveying technology, and in particular to a side-pressure conveying mechanism for double-sided adhesive rolls, comprising a workbench, a first telescopic rod fixedly connected to the workbench, two longitudinal plates connected to the first telescopic rod via a connecting mechanism; first racks fixedly connected to both ends of the two longitudinal plates, multiple incomplete gears meshed at equal distances on the opposite inner sides of the two first racks, rotating rollers fixedly connected to the multiple incomplete gears, the lower ends of the multiple rotating rollers abut against the workbench, connecting plates rotatably connected to the multiple rotating rollers via bearings, the two connecting plates connected to the workbench via a positioning mechanism; limiting slots are provided on the two connecting plates. The present invention has the advantage that the rolls will not loosen and can be conveyed stably, thereby ensuring the conveying effect.

The utility model discloses a feeding device, including the casing and vertical interval installation on the casing's first conveying mechanism and second conveying mechanism, and the first conveying mechanism includes two interval settings's first transmission wheel and the first conveying belt of being around arranged in two first transmission wheel outside, and the second conveying mechanism includes two interval settings's second transmission wheel and the second conveying belt of being around arranged in two second transmission wheel outside, and the first conveying belt and second conveying belt form the conveying channel between, and the first conveying mechanism is vertically floating installation on the casing through the elastic floating mechanism to adjust the interval of conveying channel, and the first conveying belt includes the first conveying section of being located in the conveying channel side and being between two first transmission wheels, and the casing still is equipped with the elastic compression device, and the elastic compression device is used for the first conveying section elastic pressing to the second conveying mechanism direction. The utility model discloses a feeding device, can reduce the crushing of reed straw, improve reed utilization rate, and can simplify the structure of feeding device.

The utility model provides a crab fry breeding system device, which relates to the technical field of aquaculture, and comprises four first supports, an adjusting mechanism is arranged among the tops of the four first supports, the adjusting mechanism comprises a first shell and a controller, the bottom of the first shell is provided with a rectangular groove, and the controller is connected with the rectangular groove. An electric heating plate is placed in the rectangular groove, and two symmetrical rectangular plates are installed at the bottom of the first shell. According to the crab fry breeding system device, the water temperature of water in the crab fry breeding system device can be adjusted by arranging the adjusting mechanism, so that the crab fry breeding system device is suitable for cold winter, the survival rate of crab larvae is guaranteed, the using effect of the crab fry breeding system device is improved, and the crab fry breeding system device is convenient to use. Meanwhile, the use efficiency of the crab fry breeding system device is also improved.

The invention relates to the technical field of conveying of chemical production workshops, and discloses spiral feeding equipment and a raw material feeding method for polyester slurry preparation. Through blocking and screening of the screening mechanism, materials which do not pass through screening of the screening mechanism are accumulated at the end, close to the discharging end of the conveying barrel, of the current conveying cavity, and in the continuous accumulation process of the materials which do not pass through screening of the screening mechanism, the corresponding conveying augers continuously overcome the elastic force of the corresponding elastic connecting mechanisms; the conveying auger moves towards the end away from the discharging end of the conveying barrel, at the moment, the conveying auger can conduct counter-acting force provided by the elastic connecting mechanism to generate compression force on the accumulated materials, the accumulated materials are forced to be broken, and therefore the materials which are caked due to moisture absorption can be broken and are prevented from affecting later reaction and production. Materials meeting the screening particle size of the screening mechanisms can be continuously generated while screening is conducted through the screening mechanisms, and the utilization rate and the conveying effect of the conveyed materials can be guaranteed.

The utility model discloses a Chinese patent medicine particle conveying device, which relates to the technical field of Chinese patent medicine particle conveying, and comprises a bottom plate, the top end of the bottom plate is respectively and fixedly connected with a storage tank, a discharge tank and a vacuum pump body, the top end of the storage tank is connected with a cover plate through a bolt, the cover plate is embedded and connected with a suction pipe, and the bottom end of the suction pipe is positioned in the storage tank. The Chinese patent medicine particles gathered together can be scattered through the scattering and vibrating mechanism in the process that the Chinese patent medicine particles are sucked through the negative pressure effect of the material suction pipe, the pipeline opening is not prone to crowding and blocking through the cooperation of the vibrating effect, and smooth feeding is carried out; when the Chinese patent medicine particles are conveyed into the discharging tank through the sealed guide hopper, the adhesiveness among the Chinese patent medicine particles can be destroyed through the vibration effect through the magnetic repulsion vibration scattering mechanism, the Chinese patent medicine particles are prevented from being accumulated or blocked in the sealed guide hopper, conveying continuity is ensured, and therefore the conveying effect of the Chinese patent medicine particles is ensured.

The invention discloses an anti-astringent fruit freezing, processing and juicing device, and relates to the technical field of fruit juicing, the anti-astringent fruit freezing, processing and juicing device comprises a bottom plate, a kernel removing and conveying mechanism is arranged in the middle of the top end of the bottom plate, and a driving motor, a transmission gear, a side plate, an adjusting rod, a rotating ring and a placing groove are matched to conveniently drive frozen plum-leaf crabs to rotate in a fixing ring; in addition, a side edge plate drives an ejector block to rotate together, and when the plum-leaf crabs rotate to the position below the cutting cylinder, the ejector block pushes an ejector rod and a touch control plate to move, the plum-leaf crabs are scientific and reasonable in structure and safe and convenient to use, the kernel removing and conveying mechanism is arranged, and through cooperation of a driving motor, a transmission gear, the side edge plate, an adjusting rod, a rotating ring and a containing groove, the kernel removing and conveying mechanism can be used for removing kernels. The frozen malus prunifolia fruits are conveniently driven to rotate in the fixing rings, the conveying effect is guaranteed, meanwhile, the adjusting rods are rotated, the distance between the two rotating rings is conveniently adjusted according to needs, the malus prunifolia fruits of different sizes are limited, the adaptability is improved, and meanwhile the side edge plates drive the ejector blocks to rotate.

The utility model relates to a tobacco bale transverse conveying device and a tobacco bale conveying system.The tobacco bale transverse conveying device comprises an upper conveying channel (5), the upper conveying channel (5) comprises a conveying belt (51) and a fixing frame (52), the fixing frame (52) is arranged on the side portion of the conveying belt (51) in the width direction, and the conveying belt (51) is installed on the fixing frame (52); the channel inner protection plate (6) is arranged on the outer side of the fixing frame (52) in the width direction; and the limiting assembly (7) comprises a limiting piece (71) and a height adjusting mechanism, the first end of the limiting piece (71) is installed on the top of the fixing frame (52), and the second end of the limiting piece (71) abuts against the top of the channel inner protection plate (6) through the height adjusting mechanism.

The invention discloses an automatic bearing ring stacking device which comprises a rack, a conveying belt and a discharging support are arranged on the rack, a rolling brush seat and a material distributing seat are arranged at the positions, corresponding to the conveying belt, of the rack, a rolling brush is connected to the rolling brush seat, an ejection discharging plate and a secondary discharging plate are arranged on the discharging support, and the secondary discharging plate is connected to the ejection brush seat. A conveying belt is arranged on the machine frame, a lower discharging plate is arranged on the machine frame and below the conveying belt, a material guiding channel is arranged between the side wall of the machine frame and the lower discharging plate, a conveying belt is arranged on the material distributing base, a pushing piece is arranged on the conveying belt, and a material distributing plate and a material distributing motor are arranged on the machine frame and between the lower discharging plate and the secondary discharging plate. And one end of the material distributing plate is rotationally connected to the rack, the other end of the material distributing plate is arranged close to the secondary discharging plate, one end of the material distributing motor is rotationally connected to the rack, and the output end of the material distributing motor is rotationally connected with the material distributing plate. The bearing ring stacking device is simple in structure, capable of facilitating multi-layer stacking of bearing rings, stable in operation and good in using effect.

The utility model relates to the field of medical instruments, in particular to an endoscope dosing tube convenient to operate, which comprises a main delivery tube, a dosing tube is connected onto the main delivery tube, a dosing bottle is connected onto the dosing tube, the side wall of the main delivery tube is communicated with an auxiliary delivery tube, and the auxiliary delivery tube is used for delivering airflow and flushing liquid. The auxiliary conveying pipe comprises an airflow conveying pipe and a liquid conveying pipe. By arranging the airflow conveying pipe and the liquid conveying pipe, the whole conveying path is divided into the main conveying pipe and the auxiliary conveying pipe, medicine is conveyed through the main conveying pipe, the auxiliary conveying pipe assists in medicine conveying, and the liquid conveying pipe can wash the main conveying pipe to prevent the main conveying pipe from being blocked; by arranging the non-return piece, when the airflow conveying pipe assists in medicine conveying, medicine can be prevented from being reversely blown and flowing back by airflow, and the medicine conveying effect is guaranteed.

The utility model relates to a movable slag removal belt conveyor device in a TBM tunnel. The movable slag removal belt conveyor device in the TBM tunnel comprises a supporting truss. The slag receiving conveyor belt is obliquely arranged on one side of the supporting truss, one end of the slag receiving conveyor belt is flush with the bottom of the supporting truss, and the other end extends above the top of the supporting truss; the deslagging conveying belt is horizontally arranged on the other side of the supporting truss, and a gap is formed between the bottom of the deslagging conveying belt and the ground; and the slag transferring conveying belt is horizontally arranged at the top of the supporting truss and located between the slag receiving conveying belt and the slag discharging conveying belt. The slag receiving conveying belt, the slag transferring conveying belt and the slag discharging conveying belt are matched to form a complete transferring and conveying system, the transitivity and high efficiency of the slag removing operation procedure are effectively guaranteed, accumulated slag in a hole is conveyed out of the hole in time, multiple times of transferring through other conveying equipment are not needed in the whole conveying process, and the conveying efficiency is improved. And the accumulated slag cleaning procedure can be completed only through one-time transferring, the procedure is simple, convenient and rapid, and the slag cleaning time is shortened.

The invention discloses a feeding device for assembling electronic cigarette shells, and relates to the technical field of electronic cigarette production, the feeding device comprises a bottom plate and a vibration tray, an energy storage assembly is arranged between the vibration tray and the bottom plate, an auxiliary assembly is arranged at the bottom, an arrangement assembly is arranged at the top, and a positioning assembly is arranged at the top of the bottom plate; air is sucked and stored in an energy storage cylinder, high-pressure gas is released after certain pressure is reached, a motor in the auxiliary assembly drives a rotating rod and a shifting rod to rotate, an impeller is blown by the high-pressure gas to assist the motor to start, and stacked shells are stirred and scattered; energy storage gas is utilized to push a piston plate in a processing cylinder to drive a push plate to clean shells accumulated at a guide hopper, a positioning assembly adsorbs and eliminates static electricity and displacement of the shells through an electrode plate, a conveying pipe conveys part of air into an air outlet plate to blow away dust, and the device can guarantee neat arrangement and stable conveying of the shells and improve the product quality and the assembly efficiency.

The invention discloses a synchronous injection type rotary spray head device for trenchless pipeline repair, and relates to the technical field of pipeline repair, the synchronous injection type rotary spray head device comprises a cylinder, a first pipe body, a second pipe body and a third pipe body are fixed in the cylinder, the first pipe body, the second pipe body and the third pipe body are concentrically arranged, the first pipe body is used for conveying a repair polymer, and the third pipe body is used for conveying a repair polymer; and the second pipe body is used for conveying gas. When pipeline repairing work is carried out, the inner surface of a pipeline can be treated firstly, floating ash on the inner surface of the pipeline and burrs at the damaged position can be cleaned, it is guaranteed that epoxy resin can be evenly attached to the inner surface of the pipeline, the repairing effect is improved, in addition, through the effect of the repairing assembly, the damaged position of the pipeline is filled, and the repairing efficiency is improved. Therefore, the inner surface of the repaired pipeline is smooth, water scale, impurities and the like are prevented from being accumulated at the potholes in the pipeline after the pipeline is repaired, and the conveying capacity of the repaired pipeline is ensured.

The utility model provides a blood gas specimen temperature control device which comprises an ice bag. The blood gas sample collecting device further comprises two cold conduction arc pieces, a round hole cavity is defined by the two cold conduction arc pieces, and the round hole cavity is matched with a needle cylinder containing a blood gas sample. The two cold conduction arc pieces are fixedly connected with an upper box body and a lower box body correspondingly, cold conduction blocks attached to the cold conduction arc pieces are fixedly connected into the upper box body and the lower box body correspondingly, and ice bags are arranged on the faces, away from the cold conduction arc pieces, of the cold conduction blocks. And the pressing mechanisms are arranged in the upper box body and the lower box body correspondingly, and the pressing mechanisms apply pressure to the ice bags so that the ice bags can be attached to the cold conduction blocks. Through the design of the cold conduction arc pieces and the cold conduction blocks, the circular hole cavity is defined between the two cold conduction arc pieces and is matched with the needle cylinder containing the blood gas sample, when the needle cylinder is cooled and controlled, the periphery of the circumferential face of the needle cylinder is evenly attached, it is guaranteed that the periphery is evenly cooled, the needle cylinder is limited in the circular hole cavity, the needle cylinder is limited through friction force between the needle cylinder and the circular hole cavity, and the blood gas sample is stored in the circular hole cavity. And the needle cylinder is prevented from separating and running out in the transfer process.

The invention discloses a multi-inner-pipe time-sharing control drainage plate, and relates to the technical field of soft soil foundation vacuum preloading, the multi-inner-pipe time-sharing control drainage plate comprises a vertical drainage body, permeable membranes are arranged on both sides of the vertical drainage body, the vertical drainage body comprises a plurality of first inner pipes arranged on one sides of the permeable membranes, and second inner pipes are arranged on one sides of the first inner pipes; a third inner pipe is arranged on the other side of the first inner pipe; the pipe wall of the first inner pipe is made of a permeable material, the top of the pipe wall of the second inner pipe is made of a waterproof material, the middle and the bottom of the pipe wall of the second inner pipe are made of a permeable material, the top and the middle of the pipe wall of the third inner pipe are made of a waterproof material, and the bottom of the pipe wall of the third inner pipe is made of a permeable material; the top ends of the first inner pipe, the second inner pipe and the third inner pipe are each provided with a double-state time-sharing control switch. The problem of vacuum degree attenuation of a traditional drainage plate can be effectively solved, and the current technical bottleneck that the vacuum preloading treatment depth of a foundation is limited due to vacuum degree attenuation is changed.

The utility model provides a cleaning device and a conveying system and relates to the technical field of cleaning equipment, the cleaning device at least comprises a first cleaning assembly and a second cleaning assembly, the first cleaning assembly comprises a first scraper and a water spraying structure, the first scraper is arranged on a conveying belt in an abutting mode, and the second scraper is arranged on the conveying belt. The water spraying structure is arranged on the downstream of the first scraper and connected with the first scraper; the second cleaning assembly is arranged on the downstream portion of the first cleaning assembly and comprises a second scraper, and the second scraper abuts against the conveying belt. According to the cleaning device, the first scraper, the water spraying structure and the second scraper can be used for cleaning the conveying belt for multiple times, the cleanliness of the conveying belt is remarkably improved, the first scraper is connected with the water spraying structure, the installation size of the first cleaning assembly is reduced, the structure of the cleaning device is more compact, and the cleaning efficiency is improved. Therefore, the device can be better applied to different fields.

The present invention relates to the field of rod feeding technology and discloses a fast rod feeding valve mechanism, which solves the problem of low rod feeding efficiency. The mechanism comprises a support plate, a right positioning plate is provided on the top of the support plate, a torsion shaft is rotatably connected to the middle part of the right positioning rod, a left positioning plate is provided on the left side of the right positioning plate, a slide plate is provided on the top of the left positioning plate, a counting disk is provided on the left side of the left positioning plate, a bullet-stop brush is provided on the right side of the left positioning plate, a material box is provided on the left side of the left positioning plate, an adapter rod is provided inside the material box, a plurality of groups of proximity rods are provided at the end of the adapter rod, and a clamping block is rotatably connected to the side of each clamping block positioning plate away from the adapter rod through a rotating shaft; the present invention can change the sliding speed of the material rod by changing the angle between the slide plate and the left positioning plate, thereby ensuring the safety of the material rod, and further provide a path for the material rod through the left positioning plate and the cavity positioning rod, thereby ensuring the accuracy of material rod feeding.

The invention discloses a roller pump, which relates to the technical field of pumps, and comprises a pump cavity, a rotor eccentrically and rotatably arranged in the pump cavity, a plurality of columnar rollers, U-shaped grooves circumferentially and equidistantly distributed on the rotor, a guide sliding piece and an auxiliary liquid outlet rolling mechanism, the guiding sliding pieces are arranged in the U-shaped grooves, the columnar rollers are rotationally arranged on the guiding sliding pieces, and the guiding sliding pieces are used for guiding the columnar rollers to slide along the corresponding U-shaped grooves. The cylindrical rollers distributed on the rotor slide stably relative to the U-shaped grooves by means of sliding fit of the connecting sliding pieces and the connecting sliding grooves, noise and large mechanical abrasion caused by collision of the cylindrical rollers to the inner walls of the U-shaped grooves due to shaking in the rotating process of the rotor are avoided, and due to the existence of the connecting sliding pieces and the connecting sliding grooves, the service life of the rotor is prolonged. A large gap can be reserved between the columnar roller and the inner wall of the U-shaped groove, and the liquid sucking and feeding effect is guaranteed.