694results about How to "Play a cleaning role" patented technology

The invention relates to a non-resistance pressure balance anti-resistance device of heat pump of ground water, and relative system, wherein the outer frame (1) of anti-resistance device has external water inlet (6) and external water outlet (7); the rotation filter cylinder (3) is inside the outer frame (1); the rotation filter cylinder (3) is divided into internal water inlet area (4-1) and internal water outlet area (4-2); the internal water inlet area (4-1) is connected to the internal water inlet area outlet (8) and the internal water outlet area (4-2) is connected to the internal water outlet area inlet (9). The invention has stable water pressure and stable flux, with small size and low cost.

The invention relates to the technical field of a cleaning robot, and especially relates to a robot cleaner and a cleaning robot system. According to the cleaning robot provided by the invention, two mopping pieces on a mopping unit can rotate in the same direction or reverse direction around a vertical axial line in relative to a chassis of the cleaning robot, and a collecting opening of a garbage collecting device is arranged in the middle of two mopping units. Thus the relative movement between the mopping piece and the ground during the mopping process includes movement of the whole cleaning robot on the ground and also includes rotating movement of the mopping piece in relative to the ground, thus the mopping force is enhanced, and the mopping effect of the mopping piece is further improved. Besides, the rotating mopping piece can sweep large particles, dust and other garbage on the ground, so that the garbage collecting device can collect garbage collected by the mopping piece of two mopping unit rotated around the vertical axial line, namely, the rotating mopping piece can play the sweeping function at the same time, and the cleaning robot becomes the integrated robot of sweeping and mopping.

The invention provides a steel pipe cleaning device, and belongs to the field of metal pipe cleaning machines. The steel pipe cleaning device comprises a cleaning fluid box body and a circulating fluid supply mechanism. A cleaning fluid recycling cavity is formed in the right end of a cavity of the box body, bearing block fixing plates and a motor supporting plate are fixed to the left end of the cavity, shaft sleeve driving wheels are arranged on the bearing block fixing plates, a motor is arranged on the motor supporting plate, motor shaft driving wheels are fixed to the two ends of a motor shaft, one end of a driving belt is arranged on the motor shaft driving wheels, the shaft sleeve driving wheels are sleeved with the other end of the driving belt, one end of each shaft sleeve is fixed to the center of the corresponding shaft sleeve driving wheel, the other end of each shaft sleeve is supported by a corresponding shaft sleeve bearing block, the shaft sleeve bearing blocks are fixed to the bearing block fixing plates, a brush pipe is fixed into shaft sleeve cavities, brush positioning grooves are formed in the inner wall of a brush pipe cavity and in the length direction, and brushes are embedded into the positioning grooves. The circulating fluid supply mechanism is arranged in the cleaning fluid recycling cavity. The structure is simplified, and the brushes make good contact with the outer wall of a steel pipe; transition links are fewer; the brushes have the permanent cleaning effect on the steel pipe, and the cleaning quality is good.

The invention relates to a casting device, in particular to a building cement slab casting device. The building cement slab casting device is aims to fully stir the mixing material of a cement slab and be capable of controlling the continuous intermittent outflow of the stirred cement. According to the technical scheme, the building concrete slab casting device includes a bottom plate and the like; and the top of the bottom plate is connected with a stirring mechanism, and the upper side of the stirring mechanism is connected with a driving mechanism. By means of the building cement slab casting device, the effects that the mixing material of the concrete slab can be fully stirred, and the continuous intermittent outflow of the stirred cement can be controlled are achieved, an arranged stirring rod can effectively and fully stirred the material in a stirring box, the uniformity of the amount of the cement and sand in the cast concrete slab is facilitated, and an arranged manual pullingfirst sliding rod move leftwards to control the outflow amount of a discharging hopper, in this way, the cement slab is casted more conveniently.

The invention discloses a resin-combined tundish light coating and a preparation method thereof. The tundish light coating is composed of the following components in parts by weight: 85-95 parts of magnesia and / or forsterite with the particle size being larger than 0mm and less than or equal to 0.5mm, 0.3-6.0 parts of resin powder, 0.01-2.5 parts of organic acid, 0.1-3 parts of hollow organic fiber, 0.5-3 parts of paper fiber, 0.1-0.3 parts of magnesian sintering aid and 0.01-0.2 part of sodium salt dispersant. The preparation method comprises steps of preparing raw materials, mixing and stirring the raw materials in sequence, adding water and stirring. The tundish light coating is small in volume density, high in strength, good in liquidity, high in hardening rate, uniform in coating structure and the like.

The invention discloses a cigarette filter rod with zeolite fragrance beads and a cigarette zeolite fragrance bead preparation method. The cigarette filter rod comprises the zeolite fragrance beads, the zeolite fragrance beads take zeolite as a carrier, adsorb essence suitable for cigarette and are provided with open adsorption holes, and the adsorption holes adsorb the essence. According to the cigarette filter rod, the zeolite fragrance beads serve as solid fragrance beads and are used in cigarette filter rod, zeolite has open adsorption holes and high adsorption capacity, fragrant substances can be stably released when cigarettes are smoked after densely covered adsorption holes of the zeolite adsorb the essence, and stable fragrance can be acquired when the cigarettes are smoked.

The invention relates to an intelligent lock with battery replacement and screen touch protection functions. The intelligent lock comprises a lock body, a handle, a touch screen and an unlocking device, and further comprises a replacement mechanism and a protection mechanism. The replacement mechanism comprises a shell, a telescopic assembly and a switch assembly. The protection mechanism comprises a cover plate, a cleaning block and two lifting assemblies. In the intelligent lock with battery replacement and screen touch protection functions, a button can be controlled to enable battery packsto pop out of or draw back into the shell through the replacement mechanism, continuous running can be achieved through switching of the two battery packs, and the endurance capacity of the intelligent lock is improved; compared with a battery pack replacement mode of an existing intelligent lock, damage caused by frequent replacement of the battery packs is avoided, and replacement is conductedmore conveniently and efficiently; and the touch screen can be protected and cleaned by means of the protection mechanism, compared with the existing intelligent lock, the touch effect of the displayscreen is enhanced, the situation of illegal unlocking caused by malignant damage to the touch screen is prevented, and the safety and reliability of the intelligent lock are improved.

The invention relates to a circular multi-layer pig breeding facility. Breeding houses are designed into a circular stacked structure, and scrapers are driven by a rotary shaft to clean up manure, so that insides of the breeding houses can be kept sanitary, bred bacteria are reduced, and pigs are bred healthily; treated manure flows into a biogas pool through drainage pipes and stirred by stirring blades, a supernatant of biogas slurry is taken to be subjected to aerobic fermentation, filtering and recovery and can be used for cleaning drainage ditches and the drainage pipes, and biogas residues can be used as organic fertilizer; produced biogas can also be used for heating the breeding houses. An axial flow fan is mounted at tops of the breeding houses, and the temperature and the humidity of the breeding houses on all the layers can be regulated through temperature sensors and ventilating windows in the breeding houses on all the layers; a feed supply system conveys feed prepared by a preparing device to a feeding trough on each layer through a supply pipe, and spray cleaning devices are allocated in the feeding troughs, have a cleaning effect on the feeding troughs and can supply sufficient water to the pigs. The pig breeding facility realizes efficient three-dimensional feeding, saves land and cost, is healthy and sanitary and reduces labor intensity.

The invention discloses a vacuum excrement collection device for a passenger train, which comprises a vacuum excrement collection device, a vacuum intermediate transition tank, a sewage terminal collection tank, a vacuum generation device, a PLC (programmable logic controller) and a vacuum switch, wherein the vacuum excrement collection device is connected with the vacuum intermediate transition tank which is connected with the sewage terminal collection tank, a first check valve and a transmission control valve are arranged on a conveying pipeline, the transmission control valve is connected with one end of the vacuum intermediate transition tank, one pipeline transports sewage and vacuum, the sewage terminal collection tank is connected with the vacuum generation device through a pipeline provided with a second check valve, the vacuum switch is connected with the sewage terminal collection tank which is provided with a liquid level sensor II, the PLC is connected with an electromagnetic valve I, an electromagnetic valve II, an electromagnetic valve III, the vacuum switch and the liquid level sensor II, one pipeline transports the sewage and the vacuum at the same time, compressed air is saved, the noises are reduced, the pipeline blockage is effectively reduced, and the pipeline is cleaned.

The invention discloses an intelligent card chip module cleaning device which comprises a card supporting mechanism, a rack and a cleaning mechanism located on the rack. The cleaning mechanism comprises a cleaning belt conveying mechanism, a cleaning belt tensioning mechanism located under the cleaning belt conveying mechanism and a cleaning belt card wiping mechanism. The cleaning belt conveying mechanism comprises a used cleaning belt winding driving wheel, an unused cleaning belt winding driven wheel and a first driving mechanism used for driving the used cleaning belt winding driving wheel to rotate. The cleaning belt card wiping mechanism comprises a card wiping roller, a swing arm fixedly connected with the card wiping roller and a second driving mechanism used for driving the swing arm to swing. The card supporting mechanism comprises a base, a card supporting plate located on the base and a spring connected between the base and the card supporting plate and capable of driving the card supporting plate to elastically move up and down. The device can effectively clean up stains which are hard to remove from the surface of the card, so that the surface of the card, especially the chip position of the card, is made clean.

The invention relates to a processor for ultrasonic wave with mixed wavelengths, belonging to the technical field of industrial rinsing. For solving the problems of the prior art and overcoming the shortages of the prior art, the processor provided by the invention comprises a rinsing tank and at least one ultrasonic vibrating box; the ultrasonic vibrating box is arranged in the rinsing tank; and the ultrasonic vibrating box comprises at least one billion frequency short wave ultrasonic wave generator and at least one low-frequency long-wave ultrasonic wave generator. The technical scheme of the invention overcomes the shortages that the ultrasonic wave processor usually adopts a single frequency band in the prior art, improves the rinsing efficiency of microgap materials, the emulsion breaking efficiency of emulsion materials and the extraction efficiency of the traditional Chinese medicines, and avoids the breakage on a circuit board surface in the rinsing process of electronic industry.

The present invention discloses a dustproof router easy to mount. The dustproof router easy to mount comprises a base. A lower surface of the base is provided with a group of sucker. An upper surface of the base is provided with damping spring posts. A router body is mounted on the damping spring posts. A motor is disposed in the middle of the upper surface of the base. An output shaft of the motor is provided with a cooling fan. An upper surface of the router body is provided with a circle of ring groove and a plurality of heat dissipation holes. An electrostatic generator is disposed in the ring groove. A dust adsorption net is disposed outside the electrostatic generator. A front surface of the router body is provided with connection ports and a dustproof insert board. A back surface of the router body is provided with hanging pieces. Dust filtering net slots are disposed at two sides of the router body. L-shaped insert boards are inserted into the dust filtering net slots. The L-shaped insert boards are provided with a dust filtering net. The router is easy to fix by using the suckers at the lower surface of the base, the electrostatic generator guides dust to the dust adsorption net so as to play a cleaning function, and the router can be suspended by using the hanging pieces at the back surface of the router body.

The invention relates to drum type gravel separation equipment for a construction site. The drum type gravel separation equipment comprises a conveying belt, a first bottom plate, a first motor, a sliding chute, a separation roller, a first separation net, a first belt wheel, a second motor, a second separation net, a second bottom plate, a first gravel outlet, a steel brush roller, a second gravel outlet and a third gravel outlet. The lower end of the conveying belt is arranged inside a gravel feeding hopper. The right end of the first bottom plate is connected with a fifth supporting rod through a fixing bolt. The sliding chute is arranged at the upper end of a sixth supporting rod. The two ends of the separation roller are provided with gear grooves. The first separation net is arranged on the outer surface of the separation roller. The second motor is fixedly connected with a second belt wheel through a speed reducer. According to the drum type gravel separation equipment for the construction site, the steel brush roller is arranged on the rear side of the separation roller, the effect that the separation roller is cleaned during operation is achieved, the first separation net is prevented from being blocked by gravel, and thus, the separation efficiency of the separation roller is improved.

The invention discloses cable winding equipment for power maintenance. The cable winding equipment comprises a base; a cleaning mechanism, a wire arrangement mechanism and a winding mechanism are sequentially mounted at the top of the base from front to back; and a driving mechanism used for driving the winding mechanism is mounted on the winding mechanism. By arranging the cleaning mechanism, thewire arrangement mechanism and the winding mechanism, the surface of a cable can be cleaned before winding, the cable can be guided through a wire guiding ring before winding, the situation that thecable is unevenly wound in the winding process and consequently knotted when used next time can be prevented, meanwhile an air injection mechanism is driven to clean a brush while the cable is cleanedthrough the brush, and thus the effect that the brush is cleaned while the surface of the cable is cleaned is achieved.

The present invention is one kind of toilet flusher capable of utilizing detergent effectively to reach high cleaning effect. The toilet flusher includes a water dividing head, a detergent box, a flusher body, and a flusher water outlet pipe. The flusher body is fixed inside the cistern, the water dividing head is set inside the flusher body and is connected to the secondary flushing water inlet pipe, the detergent box is set inside the flusher body and below the water inlet of the water dividing head, and the flusher body is connected via the water outlet pipe of the toilet flusher to the secondary flushing water pipe.

The invention relates to an edge grinding machine for tempered glass production and manufacturing. The edge grinding machine comprises a workbench, a clamping device and a grinding device, wherein theclamping device is installed in the middle of the upper end face of the workbench, the grinding device is symmetrically arranged on the left side and the right side of the clamping device, and the lower end of the grinding device is in sliding fit with the upper end face of the workbench. According to the edge grinding machine for tempered glass production and manufacturing and the grinding method, the peripheral side of tempered glass is ground, the tempered glass is clamped and fixed through the clamping device with an adjustable structure, the size range of the tempered glass to which theequipment can adapt is enlarged, the overall utilization rate of the equipment is increased, and meanwhile, a mode of combining a primary grinding structure and a secondary grinding structure is adopted, so that the grinding effect on the peripheral side of the tempered glass is improved.

The invention discloses a self-dedusting road reflector. The reflector comprises a chute arranged on the ground and a shell fixedly connected to the ground through a supporting rod. A deceleration strip is connected into the chute in a sealed and sliding mode, a mirror surface and an arc-shaped flashing board are fixedly installed on the side wall and the upper end of the shell respectively, the deceleration strip is elastically connected to the inner bottom of the chute through a plurality of sets of first springs, an air inlet is formed in the inner wall of the chute, and a telescopic air bag is fixedly connected into the shell. An exhaust mechanism, an telescopic air bag, an impeller, a driving mechanism and a cleaning mechanism are arranged, air can be pumped into the telescopic air bag, air is stored, the stored air is used for removing dust on the mirror surface, the impeller can be driven to rotate through the sprayed air, then the cleaning mechanism pumps water to clean the mirror surface, dust on the mirror surface is thoroughly removed, manual cleaning is not needed, the mirror surface is not damaged, the structure is simple, electronic components needing to be maintainedare not needed, and the cost is low.

The invention discloses a micro-fluidic chip for screening rare cells in whole blood. The micro-fluidic chip comprises a microchannel as well as a platelet removing region formed on the microchannel by a first interdigital electrode assembly, a red cell lysis region formed by a lysis pipeline segment on the microchannel, a red cell removing region formed on the microchannel by a second interdigital electrode assembly, a white cell removing region formed on the microchannel by a magnetic field and a target cell extraction region formed on the microchannel through a third interdigital electrodeassembly in sequence. According to the micro-fluidic chip disclosed by the invention, platelets and lysed red cells are removed by using the size difference; white cells are removed by using a specific monoclonal antibody and a magnetic bead mode, and screening purity and capture ratio of target cells are favorably improved; in addition, the micro-fluidic chip can clean samples. The system disclosed by the invention does no harm to cells, can be used for conventional flow cell sorting and screening the rare cells and has important significance for promoting noninvasive prenatal screening and tumor prognosis detection.

The invention discloses a refrigerator sterilization deodorant and belongs to the technical field of daily-use chemical industry. The defect that the conventional sterilization deodorant is incomplete in sterilization or the refrigerator is corroded is overcome. The preparation method comprises the following steps: respectively adding aloe, fresh lemon, ginger, mint, clove, honeysuckle, coptis chinensis and fructus forsythiae into deionized water, soaking, boiling, cooling, filtering and retaining the filtrate; adding the filter residues into the deionized water again, boiling, cooling, filtering, merging the filtrate twice, concentrating the filtrate to the concentration of 1.3-1.4g / cm<3,> and obtaining the plant extract; taking 20-40 percent of the plant exact, adding 45-70 percent of deionized water for diluting, uniformly stirring, sequentially adding 2-8 percent of triethanolamine N-coco acyl-glutamate and 5-10 percent of lauramidopropyl betaine, uniformly mixing, so as to obtain the refrigerator sterilization deodorant.

The invention discloses a waterproof and dustproof shell of a monitoring camera. A waterproof and dustproof shell, a gas guide pipe and grooves are included; an inner cavity is arranged in the waterproof and dustproof shell; two symmetrically distributed grooves are arranged in the inner cavity; furthermore, the inner surface walls of the two grooves are each welded with two symmetrically distributed reset springs; furthermore, one ends of the two reset springs are welded with a clamping plate; one side of each clamping plate is adhered to a layer of anti-slide cushion; a camera is clamped between one sides of the anti-slide cushions; the gas guide pipe is arranged in the waterproof and dustproof shell; and a fixing plate is welded in the centre of the gas guide pipe. An electric heating wire is arranged in the waterproof and dustproof shell in the invention; a micro gas pump can blow gas, the temperature of which is higher than that of air, to a lens of the camera; when the temperature difference is relatively high, mist can be eliminated; the camera is prevented from being blurred; a good condition is provided for using the camera; dust on the camera can be blown away while mistis eliminated; and a cleaning function is realized.

The invention relates to a scalp care and cleaning liquid composition containing fully natural components. The above cleaning liquid comprises 8.0-20wt% of Sapindus mukurossi Gaertn extract, 4.0-8.0wt% of crude tea saponin extract, 0.5-5.0wt% of cassava starch, 5.0-30wt% of a hair firming nutrition additive, 0-20wt% of an oil control and itch relieving additive, 0.2-0.4wt% of p-methoxybenzoic acid, 0.1-0.3wt% of Lonicera japonica extract, and the balance of water. The scalp care and cleaning liquid has basic scalp / hair cleaning effects, has excellent efficacies of scalp maintaining, alopecia inhibiting and / or oil controlling and itch relieving, and has no side effects after long term use.

The invention relates to skin care compositions, and particularly relates to a composition for scalp care. The composition is prepared from a cosmetic acceptable vector, skin astringent in a tincture mode, skin cleanser, antioxidant and active ingredients with a scalp nourishing function, wherein the scalp nourishing active ingredients comprise the following components in percentage by weight based on the weight of the composition: (1) 0.005-0.5 percent of vitamin E, (2) 0.05-5 percent of vitamin B3, (3) 0.01-2 percent of provitamin B5 and (4) 0.01-2 percent of tetrahydropyrimidine. The scalp care composition belongs to an externally applied cosmetic, can be used for cleaning hair and scalp, has a good curative effect on the phenomenon of excessive seborrhea of scalp, and is capable of improving the integral appearance of hair.

The invention relates to a knock filter type water utilization baffle, which comprises a baffle body, a bracket and a fixing block. An extension plate body is arranged on the upper end of the baffle body, and a drawing groove body is arranged above the outside of the baffle body. , the drawing groove body is inlaid with a through opening, and the bottom of the drawing groove body is provided with an inner groove body, the outside of the inner groove body is arranged with a door body, and the left and right sides of the door body are connected with a rotating shaft , a handle is fixed on the door body, and a sealing strip is fixed on the inner wall of the door body, the brackets are arranged on the left and right sides of the baffle body, and the bottom of the baffle body is arranged with a base, and the base is inlaid with a channel and a first hydraulic cylinder is arranged above the left and right sides of the base, and a first connecting rod is connected to the bottom end of the first hydraulic cylinder. The beneficial effects of the present invention are: the knock filter type water use baffle is provided with a filter net, which can well filter the impurities in the water, thereby playing the role of cleaning the water.

The invention discloses a self-cleaning coating and a preparation method thereof. The self-cleaning coating comprises an alkyd resin varnish, nano-alumina particles, a low surface energy drainage assistant, a high-efficiency oil dispersant AHH and a diluent, wherein the alkyd resin varnish is the common varnish in the market; the particle diameter of the nano-alumina particles is between 13 and 200nm; the mass ratio of the alkyd resin varnish to the nano-alumina particles is 1:0.05-0.01; the mass ratio of the drainage assistant to the alkyd resin varnish is 10-60:100; and the content of the high-efficiency oil dispersant is 0.1 to 0.6 percent of the total mixture mass. During preparation, the raw materials are mixed and stirred, wherein the stirring speed is over 2,000 revolutions per minute, and the stirring time is over five hours. The self-cleaning coating has the advantages of convenient use, and the prepared thin film has better transmittance, and has a tawny color and the function of beautifying.

The invention discloses a car-backing-camera cleaning device. The car-backing-camera cleaning device comprises a camera, a mounting plate, a drive device, a support plate, a rotating device, a first electric push rod, a compression device, a cleaning brush and a water spraying device, wherein the camera is fixed on the mounting plate, the drive device is located on one side of the camera and fixedwith the mounting plate, the support plate is fixed at the output end of the drive device, the rotating device is fixed on the support plate, the first electric push rod is fixed at the output end ofthe rotating device, the compression device is fixed at the output end of the first electric push rod, the cleaning brush is fixed at one end, away from the first electric push rod, of the compression device, and the water spraying device is located on one side, away from the drive device, of the camera and fixed with the mounting plate. The car-backing-camera cleaning device is capable of automatically cleaning the car backing camera and capable of avoiding the trouble caused by fact that a driver needs to get off a car and manually clean the car backing camera during parking.

The present invention discloses an endoscope tube washing and disinfecting device for digestive system department and belongs to the technical field of medical instrument washing and disinfecting. Theendoscope tube washing and disinfecting device for digestive system department comprises a washing box, one side of an inner side wall of the washing box is provided with a sliding chute, a slide block is vertically and slidably connected inside the sliding chute, one side of a surface of the slide block is fixedly connected with a mounting plate, besides, a surface of the mounting plate is attached to an inner side wall of the washing box, a plurality of micro motors are arranged on the surface of the mounting plate, the micro motors move the slide block along the sliding chute, the micro motors, transmission shafts A and brush plates are driven to move downwards, bottom parts of the transmission shafts A and the brush plates are inserted into inner walls of endoscope tubes, the micro motors are started, output ends of the micro motors rotate to drive the brush plates to rotate, the inner walls of the endoscope tubes are washed by friction between the brush plates and the inner wallsof the endoscope tubes, the inner walls and outer walls of the endoscope tubes can be synchronously washed, so that the endoscope tubes can be washed more thoroughly and washing quality of the endoscope tubes is improved.

The invention relates to the technical field of construction machinery, in particular to a novel building material template cleaning device, which comprises a conveying table, a forward rotation cleaning mechanism, a reverse rotation cleaning mechanism, an upper surface flushing mechanism and a lower surface flushing mechanism, wherein the forward rotation cleaning mechanism and the reverse rotation cleaning mechanism are arranged on the conveying table; a building material template is conveyed through the conveying table; the upper surface flushing mechanism is arranged above the building material template; the lower surface flushing mechanism is arranged below the building material template; a sticky matter on the building material template can be effectively cleaned, and a physical means is used for cleaning, so that the chemical pollution is avoided, the cleaning efficiency is improved, and the production cost is reduced.

The invention relates to a lubricating, cleaning or clearing device, in particular to a cleaning mechanism of a belt conveyor. The cleaning mechanism comprises a scraping plate, a scraping piece mounted on the scraping plate, and an automatic compensation structure, the automatic compensation structure comprises a sleeve, glands, a screw rod, a compression spring, a supporting spring and a connecting rod, elastic coefficient of the compression spring is larger than that of the supporting spring, the sleeve is fixed on a rack, the screw rod and the connecting rod extends into the sleeve from two ends of the sleeve respectively, the glands are arranged at the extending-in ends of the screw rod and the connecting rod respectively, the compression spring is positioned between the glands, the supporting spring externally sleeves the connecting rod, one end of the supporting spring is supported on the glands while the other end is arranged on the inner wall of the sleeve, and one end, away from the glands, of the connecting rod is connected with the scraping plate. When the cleaning mechanism is in use, the scraping piece can constantly contact with the surface of a belt, so that good cleaning effect is guaranteed.

The invention relates to the technical field of cleaning robots, in particular to a cleaning robot and a cleaning robot system. According to the cleaning robot, a mopping and wiping part on a mopping and wiping unit can rotate around a vertical axis relative to a chassis of the cleaning robot, a collecting port of a garbage collection device is formed in the outer side of the edge of the mopping and wiping unit, relative movement between the mopping and wiping part and the ground in the mopping and wiping process includes integral movement of the cleaning robot on the ground and rotary movement of the mopping and wiping part relative to the ground, so that mopping and wiping strength can be improved, mopping and wiping effect of the mopping and wiping part can be improved, garbage such as large particulate matters on the ground and dust can be swept up by the rotary mopping and wiping part, so that garbage gathered by the mopping and wiping part of the mopping and wiping unit is collected by the garbage collection device, namely, the rotary mopping and wiping part has a sweeping function, and the cleaning robot is a mopping and wiping integrated robot.

An enhanced heat transfer unit of self-driven periodically brushing boundary layer fracture in a heat exchange tube is characterized in that: two ends of a smooth heat exchange tube or a straight tube section are respectively provided with an impeller, the two impellers are respectively fixed with a flange, an inner end face is located in the smooth heat exchange tube or a central axis of the straight tube section, which is in expansion joint or in spiral connection with a stainless steel metal shaft, the metal shaft is thereon connected with periodic boundary layer brushes at intervals and at random. The periodic boundary layer brushes are all vertical to the stainless steel metal shaft which can be a short metal pin and stick welded on the metal shaft or an organic plastic short stick or a perforated metal sheet. The end of each periodic boundary layer brush is at a distance of 1 / 5-1 / 7 semidiameter away from the internal face of the heat exchange tube. The invention adopts the impeller fluid self-drive method, the fluid drives the impeller to ensure that the boundary layer brushes rotate without external power; the rotation of the boundary layer brushes ensures that fluid in the tube perturbs so as to enhance heat transfer, and the boundary layer inside tube wall is gradually destroyed, thus further improving enhancement effect and avoiding scaling in the internal tube wall.