408results about How to "Achieve extrusion" patented technology

The invention discloses a decontaminating device and a cleaning tool, the decontaminating device is arranged on the upper part of a cleaning head shell and elastically abuts against a cleaning roller of a scrubbing floor, and the decontaminating device comprises an extrusion roller, a roller protecting plate and a water supporting strip; a cleaning roller is rotationally arranged at the front end of the cleaning head shell, and the cleaning roller and the extrusion roller can be detachably connected with the cleaning head shell. The extrusion roller abuts against the upper portion of the cleaning roller and is in interference fit with the cleaning roller, and the extrusion roller is eccentrically arranged backwards relative to the cleaning roller; the roller protecting plate and the water supporting strip are arranged on the rear side of the extrusion roller, the bottom end of the water supporting strip abuts against the cleaning roller, and a closed water guide space is defined by the roller protecting plate, the water supporting strip, the extrusion roller and the cleaning roller; after the extrusion roller extrudes the cleaning roller, the flowing-out sewage can be contained in the closed water guide space, and the situation that the sewage permeates to the ground through water absorption of a sponge layer of the cleaning roller, and consequently the cleaning efficiency is reduced is avoided; the cleaning tool comprises a cleaning head shell, a brush, a cleaning roller, a driving motor, a transmission mechanism and the decontamination device.

The invention relates to the field of extraction equipment, in particular to efficient extraction equipment for deep processing of grease, which comprises a support frame, an external shell is fixed at the center of the support frame, and a solid-liquid separation barrel for separation is fixed at the center of the top of the external shell; a conveying device is horizontally installed at the position, close to the bottom end of the solid-liquid separation barrel, in the outer shell, the input end of the conveying device communicates with the output end of the solid-liquid separation barrel through a discharging opening, a plurality of micro holes used for discharging oil are formed in the outer portion of the conveying device, and a second rotary driving part is fixed to the center of one end of the conveying device; a spiral conveying rod capable of making contact with the inner wall of the conveying device is arranged at the output end of the second rotary driving part, an extension pipe is fixed to the output end of the other end of the conveying device, and a fixed base is fixed to the side, close to the bottom, of the outer shell. The problem that the content of grease in impurities is high is solved.

The invention relates to the technical field of plate laminating equipment, and discloses plate laminating equipment and a laminating process, the plate laminating equipment comprises two groups of parallel transmission parts, the top of the first group of transmission parts is fixedly provided with a laminating part, a pressing part and a limiting assembly, and the outer wall of the second group of transmission parts is provided with a negative pressure part. The plate is limited through the two sets of limiting components, so that when the conveying shaft drives the plate to move, the plate does not deviate, when the conveying shaft drives the plate to move, the plate drives the covering film to make contact with the blade, and the cutting end of the blade is attached to the outer edge of the plate, so that the blade cuts the covering film wider than the plate; the outer wall of the pressing wheel is attached to the outer edge of the plate, so that the pressing wheel is attached to the outer edge of the plate to extrude the film, the outer edges of the film on the two sides of the plate are attached to the plate, and the problem that a large amount of film paper is left on the edge of the plate subjected to film coating through traditional equipment, and the edge of the plate is not neat and attractive enough is solved.

The invention relates to the technical field of pharmaceutical transportation, in particular to a transportation device for pharmaceutical production. The conveying device for pharmaceutical production comprises a conveying belt conveying assembly, a lifting assembly, a stacking assembly, a clamping and fixing assembly, a limiting assembly, a transferring assembly and a warehouse-out assembly. The device can automatically and quickly collect, transport, place, store and stack traditional Chinese medicines, especially pills, in a production site, realizes stable fixation and smooth transportation of the medicine transport plate, performs automatic transportation and transfer, improves the transport efficiency and accuracy, reduces manual operation and errors, and meanwhile, reduces the labor intensity of workers. By means of stacking and clamping, sealed storage and good supporting of medicine in the medicine grooves are guaranteed, the medicine is prevented from being squeezed and affected with damp during transportation, space is saved, the transportation efficiency is improved, automation and high efficiency of pharmaceutical production and transportation are achieved, and the efficiency and accuracy of medicine transportation are improved.

The invention discloses a convenient take-up and pay-off device and a using method thereof.The convenient take-up and pay-off device comprises a fixing frame and a wire winding roller, the wire winding roller is arranged on the fixing frame, a connecting wire is wound around the wire winding roller, a fixing mechanism is arranged on the fixing frame, and the connecting wire is wound around the fixing mechanism. The device comprises a supporting frame, adjusting seats, movable rods, a fixing plate, a fixing seat and first springs, the supporting frame is of a rectangular frame structure, the two adjusting seats are symmetrically arranged on the supporting frame, the movable rods are arranged above the adjusting seats, the fixing plate is arranged above the movable rods, the fixing seats are fixedly installed at the upper end of the fixing plate, and the first springs are arranged on the fixing plate. The device moves up and down through the movable rod, so that a wire head of a grounding wire is fixed and protected, the safety problem caused by abrasion of an insulating layer or exposure of a wire core is avoided, and the device is applied to various electric power scenes.

The utility model relates to the technical field of kitchen waste treatment, in particular to a kitchen waste extrusion dewatering device convenient to discharge, which comprises a shell, hydraulic cylinders are fixed at two ends of the shell, push rods of the hydraulic cylinders penetrate through the end face of the shell and are fixedly connected with piston pressing blocks, and a plurality of uniformly distributed water outlet holes are formed in one side of the bottom of an inner cavity of the shell. The other side of the bottom of the inner cavity of the shell is provided with a discharge hole, the bottom of the shell is fixedly communicated with a drain pipe corresponding to the water outlet hole, the bottom of the shell is arranged on a transverse pipe corresponding to the water outlet hole, and the top of the transverse pipe is communicated with a plurality of uniformly distributed air nozzles. The hydraulic cylinders on the two sides drive the piston pressing blocks to extrude garbage so that dehydration can be achieved, meanwhile, after dehydration is finished, the piston pressing block on one side moves to one end, the other piston sliding block pushes the garbage to move so that the garbage can be accurately and directly guided out through the discharging hole, and the dehydration efficiency is improved. And therefore, other mechanisms are not needed for discharging, and the discharging efficiency is improved.

The invention belongs to the field of shavers, and particularly relates to an electric shaver. Comprising a reciprocating driving device which is provided with a driving shell, a tool bit device which is installed on the reciprocating driving device and works under the driving of the reciprocating driving device, a tool bit base which is detachably installed on the driving shell, at least one tool set which is movably arranged on the tool bit base, and a lifting roller which is installed on the tool set or between the two tool sets, the lifting roller comprises at least two convex parts distributed in the axial direction, and a concave part is formed between every two adjacent convex parts. Due to the fact that the lifting roller comprises at least two protruding parts, and every two adjacent protruding parts are connected through the corresponding concave part, when a user uses the shaver, the lifting roller can make contact with the face and roll on the skin in the process that the shaver head rolls along the face contour, and friction resistance of the shaver set in the rolling process is reduced; meanwhile, the skin is lifted under the action of the convex parts and the concave parts, the massage function is achieved, and the skin is relaxed.

The invention relates to the technical field of biomass fuel raw material drying, in particular to a biomass fuel raw material processing drying device which comprises a support, a drying mechanism and a feeding mechanism, the drying mechanism and the feeding mechanism are mounted on the support, one end of the feeding mechanism extends into a screening mechanism, and a scattering mechanism is mounted in the feeding mechanism; a material receiving mechanism located at the bottom of the drying mechanism is installed on the support. Raw materials added from the feeding mechanism fall into the screen drum to be dried, the raw materials are conveyed by the spiral blades along with movement of the screen drum, powder and sand in the raw materials are screened out when the screen drum rotates, the powder and the sand fall onto the material receiving mechanism on the support, and the powder and the sand fall into the screen drum while the screen drum drives a limiting ring to rotate and guide. An abutting plate on the side wall of a limiting ring intermittently abuts against and presses an arc-shaped fixing frame on a material receiving plate, then the material receiving plate shakes with a limiting shaft as a fulcrum, and raw material powder and gravel accumulated on the material receiving plate are automatically cleaned while screening is achieved.

The utility model provides a green compact forming table for a new energy automobile transmission gear. The green compact forming table comprises a mounting plate, a lower die assembly is installed on the top face of the installation plate, an upper die assembly is installed on the top face of the installation plate and located above the lower die assembly, a material receiving assembly is installed on the top face of the installation plate and located on one side of the lower die assembly, and a material storage assembly is installed on the top face of the installation plate and located above the material receiving assembly. The lower mold assembly comprises a lower mold table, the top face of the mounting plate is fixedly connected with the lower mold table, a mold groove is formed in the middle of the top face of the lower mold table, a gear ring is installed in the mold groove, the bottom face of the lower mold table is fixedly connected with a U-shaped frame, and the middle of the top face of the U-shaped frame is fixedly connected with a column body. Through mutual cooperation of the lower die assembly, the material receiving assembly, the material storage assembly, the dust receiving assembly, the filter plate, the guide rod and the dust collection assembly, punch forming of the gear is achieved, and redundant powder is recycled.

The utility model discloses an industrial environment-friendly dust removal filter bag which comprises a filter bag body, fixing plates are symmetrically arranged on the two sides of the filter bag body, the top ends of the two fixing plates are jointly connected with a top plate, a rotating rod is arranged at the top end of the top plate, and the bottom end of the rotating rod is connected with a first connecting plate. The device comprises a first connecting plate, one end of the first connecting plate is connected with a second connecting plate, a plurality of springs are movably arranged on the surface of the second connecting plate at equal intervals in a penetrating mode, one end of each spring is connected with a brush, and a connecting rod is arranged on the outer side of each spring and located between the second connecting plate and the brush in a sleeving mode. The brush is extruded, so that the brush can be attached to the surface of the filter bag main body, and the influence on the cleaning effect of the brush on the surface of the filter bag main body due to the fact that the brush is separated from the surface of the filter bag main body or the contact surface is reduced is avoided.

The invention discloses a livestock and poultry manure treatment device, which belongs to the technical field of livestock and poultry manure treatment. The invention comprises a support platform fixedly supported above the ground, a treatment barrel fixedly installed above the support platform; and further comprises: a partition fixedly installed on the inner side of the treatment barrel, the upper end of the partition being rotatably connected with a rotating seat, and two filter plates are rotatably installed on the inner side of the rotating seat, and a limit plate is fixedly installed on the upper surface of the rotating seat, and a gear ring is fixedly installed on the outer side of the rotating seat, a guide rod is fixedly installed on the lower end of the partition, and a stirring rod is evenly rotatably installed on the lower end of the partition; a rubber cylinder is fixedly installed on the lower end of the rotating seat, the lower end of the rubber cylinder is fixedly connected with a lifting seat, and a sealing plate is arranged below the lifting seat; the livestock and poultry manure treatment device can squeeze and dehydrate the manure to achieve effective solid-liquid separation, which is convenient for subsequent classification and treatment, and can also compact the filtered solid manure to facilitate transportation.

The utility model belongs to the technical field of shaft machining, and particularly relates to a shaft knurling mechanism which comprises a machine frame, the machine frame is provided with two opposite installation positions, and an installation space is formed between the two installation positions. The first rolling device is arranged at a mounting position of the rack, the first rolling device comprises a first rolling die, the first rolling die is provided with a first knurling surface and a first supporting surface, and a first guide surface is formed between the first supporting surface and the first knurling surface; the second rolling device is arranged at the other mounting position of the rack and comprises a second rolling die, the second rolling die is provided with a second knurling surface and a second supporting surface, and a second guide surface is formed between the second supporting surface and the second knurling surface; a clamping position is defined by the second supporting face, the first supporting face, the second guiding face and the first guiding face. And the translation mechanism is connected with the first rolling device and is used for driving the first rolling device and the second rolling device to perform relative translation. And the problem that the shaft knurls are easy to deform is avoided.

The utility model discloses an antibacterial coating curing device with an adjusting function. The antibacterial coating curing device comprises a base, and a box body is mounted at the top end of the base; a drying mechanism is arranged in the top end of the box body, and a conveying assembly is arranged in the box body; wherein the drying mechanism comprises an air pipe mounted in the top end of the box body, a strip-shaped frame is mounted at the bottom end of the air pipe, a strip-shaped ring groove is formed in the strip-shaped frame, spraying pipes are mounted on the inner side of the strip-shaped frame, a mounting frame is mounted at the top end of the air pipe, and pipelines are symmetrically mounted in the top end of the box body; therefore, the effect of rapidly drying and curing the antibacterial coating on the surface of the plate can be achieved, then the curing efficiency of the antibacterial coating can be greatly improved, the efficiency is higher compared with the mode of only curing the coating on one side of the plate in the prior art, the overall use flexibility of the device can be improved, and the effect of curing, adjusting and processing various plate coatings is achieved.

The present invention discloses an automatic loading system, which relates to the technical field of automatic loading, and comprises a guide frame; two guide frames are provided and symmetrically installed on the ground; a truck positioning mechanism and a cover plate are arranged inside the two guide frames; wherein the truck positioning mechanism comprises two symmetrically arranged carriers; a cavity is provided on the side of the carrier away from the guide frame; a first slot and a second slot are also arranged on the top of the carrier; wherein the second slot is located at the end of the carrier; when the vehicle moves on the carrier, the rear wheel contacts the roller, and the roller drives the stop slider to slide backward along the first slot opened on the carrier, and at the same time, the toothed plate integrally arranged at the bottom of the first slot drives the gears at both ends of the rotating shaft to rotate, and the fixed rod installed in the middle of the rotating shaft drives the first top plate to flip upward, and when the stop slider stops sliding, the fixed rod in the horizontal state rotates to the vertical state, and the first top plate rotates from the vertical state to the horizontal state.

The utility model relates to a protective device, belongs to the technical field of central air conditioners, and particularly relates to a drip-proof central air conditioner protective device which comprises a frame, a connecting frame, a dovetail groove, a dovetail block, a water collecting box and a collecting box, a sliding unit is arranged on the inner wall of the collecting box, and an extrusion block and an extrusion plate are arranged in the collecting box through the sliding unit. A sponge block is installed on one side of the extrusion block, an avoiding hole is formed in the inner wall of one side of the frame, a sliding rod is fixedly connected to one side of the extrusion plate, the surface of the sliding rod is sleeved with a spring, and the surface of the sliding rod is slidably connected with the inner wall of the avoiding hole; by means of the collecting assembly, water drops caused by condensation can be collected, the use safety of the air conditioner is improved, and the problems that when an existing air conditioner conducts refrigeration, when the temperature of fed cold air is lower than the indoor dew point temperature, condensed water drops can be generated on the wall of an air pipe, the periphery of an air opening and blades, the water drops can drop out along the air opening, and the use safety of the air conditioner is affected are solved. And unsafe hidden dangers are caused to the equipment.

The utility model discloses a cooling assembly for thread machining of a pen container, which comprises a thread machining mechanism, an outer cover is arranged in the thread machining mechanism, a cooling assembly is arranged on the outer cover, the cooling assembly comprises a cooling seat and an adjusting part, a mounting area is formed in the middle of the adjusting part, the cooling seat is arranged in the mounting area, and a fixing part is arranged on the cooling seat. A threaded hole is formed in the middle of the fixing part, a bolt is arranged in the threaded hole, a through hole is formed in the cooling seat, the adjusting part is arranged in the through hole, and the bolt is rotated to push the adjusting part in the through hole. According to the cooling assembly for thread machining of the pen container, the adjusting part can be extruded by rotating the bolt, so that a hose for conveying cooling liquid is pressed through the adjusting part, the hose is stressed to deform, the inner diameter of the hose is reduced, the drainage speed of the cooling liquid is reduced, and a tapping tool is convenient to cool and lubricate; and the use amount of cooling liquid is saved, and adjustment is convenient.

The utility model relates to a carbon fiber reinforced metal sucker rod processing device which comprises a tensioning and rotating device body and a winding device body, the tensioning and rotating device body comprises a clamping head, a rotating device and a tensioning device, the clamping head, the rotating device and the tensioning device are installed on a main machine tool body, and the clamping head is used for clamping and fixing a sucker rod; the rotating device is used for driving the sucker rod to rotate, and the tensioning device is used for tensioning the sucker rod; the winding device body comprises a moving platform and a carbon fiber processing box, and the carbon fiber processing box is installed on the moving platform and can move left and right relative to the moving platform. According to the utility model, the tensioning and rotation of the sucker rod can be realized, the carbon fiber can soak and extrude the resin, the carbon fiber wire is wound and coated outside the sucker rod in a reciprocating manner, and a carbon fiber anti-corrosion layer is formed on the surface of the sucker rod, so that the service life of the sucker rod is prolonged, the well repair operation cost of an oil well is reduced, and the economic benefit of an oil field is improved.

The present invention discloses a continuous frying machine discharging conveying device, which belongs to the field of discharging conveying belts, and includes a conveying and oil-cleaning chamber, which includes a support frame, on which a conveying unit, an oil-cleaning unit and a pressing conversion unit are arranged; the conveying unit includes a guide installed on the support frame, on which a main driving belt and a slave driving belt are connected through a driving assembly, a conveying notch adapted to fried food is provided on the main driving belt, and a conversion force-bearing member is fixedly connected to the inner wall of the conveying notch. The present invention realizes the conveying of fried food in the fryer one by one through the cooperation between the main driving belt and the guide, and distinguishes the inverted fried food from the forward fried food through the elastic pressing member during the conveying process, and realizes the flipping adjustment of the inverted fried food through the rotation of the conveying flipping cylinder, thereby ensuring the consistency of the conveying of the fried food after frying, and facilitating the subsequent automated processing.

The utility model relates to an automobile part bending mechanism, which belongs to the technical field of automobile parts and comprises an automobile part bending mechanism mounted outside a bottom plate, the bending mechanism comprises a servo motor, a lead screw, an adjusting sleeve, a mounting block, a bending head and a die holder, and an abutting structure for fixing the automobile parts is mounted on the side, close to the die holder, of the mounting block. The lead screw is fixedly mounted at the output end of the servo motor, the adjusting sleeve is in threaded connection with the lead screw, and the other end of the adjusting sleeve is fixed to the mounting block; the abutting structure comprises a telescopic sleeve, a telescopic rod which is slidably connected to the interior of the telescopic sleeve and extends out of the telescopic sleeve, and an abutting block welded to one end of the telescopic rod. The automobile part bending mechanism is simple in structure, convenient to use and capable of fixing automobile parts when the automobile parts are bent, so that the automobile parts can be stably bent, the stability of the automobile parts when the automobile parts are bent is greatly improved, the automobile part bending quality is improved, and the advantages that the practicability is high, and the parts can be conveniently fixed are achieved.

The invention discloses a combined mold for constructional column pouring, and relates to the technical field of building construction, the combined mold comprises a front template and two side templates arranged on the two sides of the front template, and a pouring cavity for forming a constructional column is defined by the front template and the two side templates; a pouring opening communicated with the pouring cavity is formed in the front formwork, a horn mouth formwork is arranged on the pouring opening, and an isolation mechanism used for isolating the horn mouth formwork from the pouring cavity is arranged on the front formwork. The isolation mechanism is arranged, and the horn mouth formwork and the pouring cavity are separated through the first partition plate; in the process that the first partition plate rotates upwards to be parallel to the front formwork, concrete between the first partition plate and the pouring cavity is extruded, redundant concrete is guided into the horn mouth formwork through the circulation hole, and then the first partition plate is kept parallel to the front formwork through the locking mechanism.

The utility model relates to the technical field of emulsion explosives, and discloses an emulsion explosive cooling forming device which comprises a working table, supporting rods are fixedly connected to the four corners of the top of the working table, a top plate is fixedly connected to the tops of the supporting rods, and a storage barrel is fixedly connected to the top of the top plate. A driving assembly is fixedly connected to the left side of the storage barrel, a threaded rod is fixedly connected to the interior of the storage barrel, a pushing assembly is fixedly connected to the exterior of the threaded rod, a driving bevel gear is fixedly connected to the exterior of the threaded rod, a sleeve is fixedly connected to the exterior of the top plate, and a connecting rod is rotatably connected to the interior of the sleeve; and the outer part of the connecting rod is fixedly connected with a driven bevel gear. According to the emulsion explosive extrusion device, the emulsion explosive is extruded, the emulsion explosive can be uniformly compressed into a required shape through extrusion, and the density and the structure of the emulsion explosive are ensured to be uniform, so that the stability and the explosion performance of the emulsion explosive are improved.

The invention relates to the technical field of waste gas purification, in particular to a self-cleaning chemical filter which comprises a tank body and a filter screen arranged in the tank body, a sleeve shell with an opening in the top is arranged in the tank body, an activated carbon filter element used for treating waste gas is arranged in the sleeve shell, and the self-cleaning chemical filter further comprises a transmission rod arranged in the center of the filter screen. The filter screen is of a conical structure, an inclined scraping plate attached to the surface of the filter screen is fixedly connected to the interior of the tank body, and a driving assembly for driving the filter screen to rotate is arranged on the outer surface of the transmission rod; the cleaning roller is rotationally connected to the interior of the sleeve shell, located on one side of the activated carbon filter element and used for cleaning impurities on the surface of the activated carbon filter element, and cleaning assemblies matched with the driving assemblies to drive the activated carbon filter element to rotate are arranged at the two ends of the activated carbon filter element; the cleaning roller is in contact with the activated carbon filter element, continuous cleaning of the activated carbon filter element in the rotating process is achieved through meshing of the transmission gear and the pinion, and impurities and blockages on the surface of the filter element are effectively removed.

The utility model relates to the field of fish meat processing, in particular to a spiral extrusion type dehydrator for surimi processing, which comprises a base, a shell arranged on the base, a blocking component I arranged on the side edge of the shell, a rotating shaft II arranged inside the shell, an extrusion component, a hollow rotating shaft and a top plate arranged on the upper side of the shell and penetrating through the base. A motor and a second plugging assembly are arranged on the top plate. The minced fillet is added through the feed port, the feed port is blocked by the second rubber plug, the motor is started, the extruding device starts to work, the minced fillet is extruded downwards, redundant water is filtered out from the water filtering holes in the surface of the first rotating shaft and guided out of the shell through the second hollow rotating shaft, the first rubber plug blocking the discharge port is taken down, and the dehydrated minced fillet is obtained. By arranging the heat insulation assembly, the effect that minced fillet is not affected by external temperature in the working process is achieved, the minced fillet is kept fresh, and the quality of the minced fillet is guaranteed.

This invention relates to the field of drilling machine technology, and more particularly to a drilling machine for processing electrical components with a fixed function. It includes a base and a mounting plate. The mounting plate is L-shaped and fixedly connected to the base. A drill bit is mounted on the mounting plate. A cleaning component is mounted on the base, comprising a moving plate, a first airbag, a discharge chamber, a triangular block, and vertical plates. Slide grooves are respectively formed on both sides of the base. The two ends of the moving plate are slidably connected to the slide grooves. Two vertical plates are fixedly connected to both ends of the moving plate. Two discharge chambers are slidably connected to both ends of the moving plate. In this invention, multiple support rods can support the workpiece. When the drill bit is used to drill holes in the workpiece, the support rods on both sides of the required drilling location prevent the workpiece from being squeezed and deformed during drilling.

The present invention discloses a ziplock bag point breaking device and a ziplock bag point breaking method. The ziplock bag point breaking device includes a base and a first extrusion wheel and a second extrusion wheel rotatably mounted on the base. The rotation axis direction of the first extrusion wheel is consistent with the rotation axis direction of the second extrusion wheel. The circumferential surface of the first extrusion wheel and the circumferential surface of the second extrusion wheel are opposite and spaced apart. A plurality of extrusion teeth are spaced apart on the circumferential surface of the first extrusion wheel. The length direction of the extrusion teeth is consistent with the axial direction of the first extrusion wheel. The first extrusion wheel can be adjusted to be close to or away from the second extrusion wheel, or the second extrusion wheel can be adjusted to be close to or away from the first extrusion wheel. The ziplock bag point breaking device of the present application has a simple structure, low cost, and is easy to operate and maintain. The ziplock bag point breaking method of the present application has a better ziplock bag point breaking effect, a higher yield rate, and excellent opening and closing sound effect of the ziplock bag.

The utility model relates to the field of sports headscarfs, in particular to a multifunctional sports headscarf which comprises a forehead protector, a slide way is arranged in the forehead protector, a tooth block is arranged in the slide way, a spring is fixedly connected to one side of the tooth block, the tooth block is connected with the inside of the forehead protector through the spring, the tooth block is meshed with a rack, the rack is installed in the slide way, and the tooth block is connected with the inside of the forehead protector through the spring. One end of the rack is fixedly connected with a moving part; by pulling the rack, the rack moves in the slide way, the extension distance of the rack is adjusted, so that the distance of the moving part can be adjusted, a user can adjust the moving part to reach a proper wearing position according to the user, and after adjustment is completed, the spring can extrude the tooth block, so that the tooth block is prevented from being damaged. And the tooth block is attached to the rack, so that the rack is extruded, and the situation that the distance of the moving part is changed due to the fact that the rack shakes in the moving process is prevented.

The application relates to the technical field of roller presses, and discloses a cement roller press, which comprises a supporting plate, two groups of driving assemblies are fixedly arranged on the top of the supporting plate, a supporting assembly is fixedly arranged at the end, away from the supporting plate, of each driving assembly, a roller pressing assembly is clamped and driven on the inner wall of the end, away from the supporting plate, of each driving assembly, a frame is fixedly arranged on the outer wall of the roller pressing assembly, and a material assembly is fixedly arranged on the top of the frame. The abutting rods at the adjacent positions of the two groups of roller assemblies are stretched and contracted through the extrusion of the second abutting shaft, further extrusion of the material between the two groups of roller assemblies is realized, the abutting rods are pulled through the tension spring after the extrusion of the abutting rods is finished, the abutting rods are contracted, and the material adhered to the outer wall of the abutting rods is removed through the scraping of the abutting rods and the inner wall of the sliding groove in the stretching and contracting process of the abutting rods.

The utility model discloses an environment-friendly equipment sewage filtering device which comprises a filtering box, a filtering net plate is arranged in the filtering box, a scraping plate is arranged at the bottom end of the filtering net plate, a movable driving structure is arranged by being matched with the scraping plate, an arc-shaped seat is obliquely arranged at the bottom end in the filtering box, and a spiral conveying shaft is coaxially arranged on the arc-shaped seat. The spiral conveying shaft is installed on the filter box through a bearing and is in transmission connection with a first motor, a discharging pipe matched with the spiral conveying shaft is arranged on the filter box, an extrusion cover is arranged between the discharging pipe and the filter box, and the spiral conveying shaft extends into the extrusion cover to be provided with spiral extrusion blades. According to the sewage filtering device disclosed by the utility model, the filter screen plate is convenient to clean in the sewage filtering process, and impurities are convenient to clean at the same time, a water inlet pipe is arranged between the filter screen plate and the arc-shaped seat, and a liquid outlet pipe is arranged at the top end of the filtering box.

The invention relates to the field of landscape irrigation, in particular to a sponge city construction park green land landscape water-saving irrigation system which comprises a water storage pond buried underground, a motor electrically connected to a control system is arranged in the water storage pond, a rotating shaft is coaxially arranged on an output shaft of the motor, and a mounting frame is arranged on the rotating shaft. A plurality of groups of ultraviolet germicidal lamps electrically connected to the control system are arranged on the mounting frame. Rainwater in the water storage pond is sterilized through the ultraviolet sterilization lamp, and the effect of improving the water quality of irrigation water is achieved.