49results about How to "Easy to change and wash" patented technology

The medical dressing consists of solid component and water, and features that the solid component contains quasi-cationic water soluble chitin derivative in 5-100 wt%. The production process of the medical dressing is to dissolve quasi-cationic water soluble chitin derivative in pure water to form water solution. Owing to that the quasi-cationic water soluble chitin derivative is water soluble, water maintainable, antibiotic, biocompatible and biodegradable and can promote heal of wound, it is easy to change without adhesion, less likely to form scar, high in antiseptic and antiphlogistic effect and high in promoting heal. The medical dressing has obvious curative effect on cut, burn and scald wound, traumatic wound, external ulcer surface, etc.

The invention discloses a mattress of an orthopedic bed. The mattress comprises pads and cushions, wherein the pads include leg pads, a hip pad and an upper body pad; the cushions include first cushions, second cushions and a third cushion; the back side of the upper body pad is hinged with the lower end of a supporting rod; a controller is arranged at the upper end of the supporting rod; the hip pad is arranged at the left side of the upper body pad; the upper body pad and the hip pad are connected by virtue of a telescopic rod; the third cushion is arranged on the upper surfaces of the upper body pad and the hip pad; adjusting grooves are formed in the front and back sides of the left end of the hip pad; and the right ends of the leg pads are arranged in the adjusting grooves and are rotatably connected to the hip pad by virtue of pin shafts. The mattress of the orthopedic bed, since the various pads and cushions are designed in a separated mode, is convenient to replace and wash and to disinfect, so that labor intensity and workload of medical personnel are reduced and patient's comfort is enhanced; and by virtue of leg supporting devices, patient's legs can be lifted, so as to facilitate observation and treatment.

The invention discloses a cleaning head for a dust collection tool. The cleaning head comprises an upper cover, wherein a dust collection hole is formed in the center of the upper cover, a plurality of cleaning bodies extending along the radial direction and protruding downwards are circumferentially arranged below the lower cover at intervals by taking the dust collection hole as a center and aremade from flexible rubbing materials, the lower surfaces of the cleaning bodies are in contact with a cleaned surface, the cleaned surface is rotatably wiped, and a dust collection air channel for absorbing dirt into the dust collection hole is formed among the adjacent cleaning bodies, the upper cover and the cleaned surface. The cleaning head can be applied to cleaning tools such as an electricmop, a dust collector and a sweeping robot, so that the sweeping, mopping and absorption operations can be integrated, and the secondary pollution of indoor air in the cleaning process is reduced; and the cleaning head has the characteristics of good cleaning effect and high cleaning efficiency.

The invention discloses a sweeping robot. The sweeping robot comprises a main machine, a dust collection device and two installation disks, wherein the dust collection device is arranged at the innerpart of the main machine; the two installation disks are arranged under the main machine and are in opposite rotating directions; hollow central shafts are arranged at the central parts of the installation disks; detachable cleaning heads are arranged under the installation disks; each cleaning head comprises an upper cover; dust collection holes matched with a dust collection pipe are formed in the central parts of the upper covers; a plurality of cleaning bodies stretching to a radial direction and protruding downwards are circumferentially arranged under the upper covers at intervals by taking the dust collection holes as centers; the lower surfaces of the cleaning bodies are in contact with a cleaned surface, and the cleaned surface can be swept in a rotating way; a dust collection airduct is formed by space among adjacent cleaning bodies, the corresponding upper cover and the cleaned surface; dirt can be sucked into the dust collection holes through the dust collection air ductsand then can be sucked into the dust collection device through the central shafts. The sweeping robot disclosed by the invention has the characteristics that sweeping, mopping and sucking are integrated, time and labor are saved, and a cleaning effect is good.

The invention belongs to the technical field of the rainwater reclamation, and specifically provides a processing device for rainwater reclamation. The processing device for rainwater reclamation comprises a storage pond, and is characterized in that an exit of the storage pond is connected with an entrance at the upper part of a number 1 constructed wetland through a first connecting pipe. An exit at the bottom of the number 1 constructed wetland is connected with an entrance at the bottom of the number 2 constructed wetland through a second connecting pipe. An exit of at the upper part of the number 2 constructed wetland is connected with an entrance of a PE-ACF composite filter filtering unit through a third connecting pipe. An exit the PE-ACF composite filter filtering unit is connected with a drain pipe. The processing device for rainwater reclamation has the advantage of achieving high-efficient reclamation of rainwater on the ground.

A convenient pillowcase is provided with a pillowcase body. The pillowcase body is formed by an upper layer pillowcase face and a lower layer pillowcase face. One long edge of the upper layer pillowcase face is connected with a long edge of the lower layer pillowcase face, the two pillowcase faces are of an opposite open structure, and pull-closing devices are arranged on three other edges of the lower layer pillowcase face and the upper layer pillowcase face and are zippers or adhering buckles. The convenient pillowcase is simple in structure and enables users to sleep comfortably, a pillow core is conveniently installed, and the convenient pillowcase is low in manufacturing cost and convenient to replace and wash.

The invention relates to a triangular turning pad for hospital care, which is composed of a pad body, a soft absorbing layer, a drug layer and a zipper; On the soft absorbent layer, the other end of the zipper is sewn around the soft absorbent layer, made into a detachable type, easy to change and wash, and a drug layer is placed between the pad body and the soft absorbent layer, which can bring certain health to the body; it can be used reasonably Turning over is suitable for nursing bedridden patients. It is simple and convenient to operate; this triangular turning pad can be used for back support when lying on the side, and can also be used for placing the functional positions of the upper limbs in front of the chest.

The invention discloses a pair of practical pants for intra-aortic balloon counterpulsation, and relates to the field of auxiliary medical devices. The practical pants comprise a buttocks section anda front wing which is connected with the buttocks section, wherein the left and right sides of the buttocks section are respectively connected with a left wing and a right wing, and a waist elastic band is arranged on an edge of one side, opposite to the front wing, of the buttocks section; crotch elastic bands are arranged on edges of both sides of a connecting part of the buttocks section and the front wing, and a drainage device opening is formed in the middle of the front wing; the ends of the buttocks section, the front wing, the left wing and the right wing are provided with laces. The practical pants provided by the invention can solve the problems that the limbs at the surgical side of a patient are exposed after an intra-aortic balloon counterpulsation catheter is implanted, resulting in privacy exposure of the patient, and the privacy protection needs of patients of individual differences cannot be met.

The invention relates to convenient pants for infant, which add a detachable crotch based on the split pants. Crotch is separately fastening tight with front and back of pants through eight buttons. The product is easily changeable, and also be convenient for infant relieving themselves by unfastening the four buttons of front crotch.

The invention discloses a sewage treatment device based on nanobubbles. The sewage treatment device comprises a hard inner air pipe, one end of the hard inner air pipe is connected with an air source, and the other end of the hard inner air pipe is closed; an elastic micro-nano aeration pipe sleeves the outer side of the hard inner air pipe, and two ends of the elastic micro-nano aeration pipe are hermetically connected with the outer side of the hard inner air pipe; a plurality of first air holes are formed in the side wall of the hard inner air pipe in the corresponding elastic micro-nano aeration pipe; the outer side of the hard inner air pipe is sleeved with a hard retaining pipe, the two ends of the hard retaining pipe are fixedly connected with the outer side of the hard inner air pipe, the elastic micro-nano aeration pipe is located in the hard retaining pipe, and a gap is formed between the elastic micro-nano pipe and the hard retaining pipe; the hard retaining pipe is provided with a plurality of ventilation channels; the outer side of the hard retaining pipe is covered with a filter layer; the hard retaining pipe for limiting the expansion degree of the micro-nano aeration pipe is arranged on the outer side of the micro-nano aeration pipe so that the expansion uniformity of each part of the micro-nano aeration pipe is improved, and the aeration effect is improved; in addition, the uniformity of air supply is improved, and blockage is reduced.

The invention provides a solar flat-plate heat collector. The solar flat-plate heat collector comprises a soft film, a backboard and a flow guide pipe; the soft film is arranged on the outer side face of the backboard and used for absorbing solar energy, the edge of the soft film is connected with the edge of the backboard in a sealed manner, and a gap is formed between the soft film and the outer side face of the backboard; the top of the soft film or the backboard is provided with a liquid inlet, and the bottom of the soft film or the backboard is provided with a liquid outlet; the flow guide pipe is transversely arranged on the upper portion of the gap and communicates with the liquid inlet, and the side wall of the flow guide pipe is provided with an overflowing hole; and the liquid inlet, the flow guide pipe, the overflowing hole, the gap and the liquid outlet form a channel allowing a heat transfer working medium to circulate, and the heat transfer working medium forms a water film in the gap and performs heat transfer with the soft film. The uniformly-thin water film is formed in the gap between the soft film and the backboard through the heat transfer working medium, the heat collection area is increased, the surface heat loss is lowered, and heat collection efficiency is improved; and meanwhile, a circulating pipe does not need to be arranged, the heat transfer working medium is circulated in the gap, and the situation that when the heat collector is started, air resistance is formed due to discordance between water and gas, and circulation of the heat transfer working medium is blocked is avoided.

The invention provides a snore-prevention pillow. The snore-prevention pillow comprises a microphone used for picking up environment sound, an audio comparer used for detecting snore characteristic frequency, a storer used for storing snore audio, a reader-writer used for performing reading and writing on the storer, and a loudspeaker; every time the snore audio is written into the storer by the reader-writer, the snore audio is written into a new audio track; after the reader-writer completes one time snore audio writing, the snore audio on all the audio tracks in the storer is immediately output to the loudspeaker; when the reader-writer outputs the snore audio, the microphone is cut off temporarily. The snore-prevention pillow can be effectively used for snore prevention and is low in cost and convenient to replace for washing.

The invention discloses a draught fan intake air filtering system for an air cooling permanent magnet motor. The draught fan intake air filtering system comprises a pre-filtering device, a bag type filter, a square tube and a square and round adapter plate; the pre-filtering device and the bag type filter are sequentially mounted at the air intake end of the square tube; the pre-filtering device is mounted at the air intake port of the square tube; the bag type filter is mounted in an air inlet of the square tube; the square and round adapter plate is welded to the air outlet of the square tube; and the bag type filter is fixedly mounted at the air inlet of the draught fan through the square tube and a square and round adapter plate. The draught fan intake air filtering system is mounted at the air inlet of the draught fan; when dust and water vapor in the environment are more, at first, the pre-filtering device is adopted to separate rainwater and water vapor or large-particle dust atthe front end, and then, the bag type filter is adopted to continuously filter the dust; the square and round adapter plate is connected with the draught fan; a rubber gasket is adopted for sealing to prevent foreign matters from entering; and a bolt is adopted for locking to facilitate changing and washing, so that dust and water vapor entering the permanent magnet motor are greatly reduced, andsteady and reliable operation of the draught fan intake air filtering system is ensured.

An all-season pillowcase is provided with a pillowcase body. The pillowcase body is formed by an upper layer pillowcase face and a lower layer pillowcase face. One long edge of the upper layer pillowcase face is connected with a long edge of the lower layer pillowcase face, the two pillowcase faces are of an opposite open structure, and pull-closing devices are arranged on three other edges of the lower layer pillowcase face and the upper layer pillowcase face. The upper layer pillowcase face is a summer sleeping mat face, the lower layer pillowcase face is a cloth cover, and the pull-closing devices are zippers or adhesion buckles. The all-season pillowcase is simple in structure and enables users to feel cool and comfortable when the users sleep in summer, a pillow core is convenient to install, and the all-season pillowcase is low in manufacturing cost and convenient to replace and wash and can be used at all seasons.

The invention discloses a multifunctional electric rotary mop. The multifunctional electric rotary mop comprises a main engine, a dust sucking device and two mounting discs, wherein the two mounting discs are arranged under the main engine and are opposite in rotation directions; a hollow center shaft is arranged at the center of each mounting disc; a detachable cleaning head is arranged under each mounting disc; each cleaning head comprises an upper cover; a dust sucking hole matched with each center shaft is arranged at the center of each upper cover; a plurality of cleaning bodies which extend radially and are raised downwards are arranged at intervals under each upper cover along a circumferential direction by taking the dust sucking hole as the center; the cleaning bodies are made offlexible wiping material; the lower surfaces of the cleaning bodies are in contact with a cleaned surface so as to wipe the cleaned surface through a rotating manner; a dust sucking air channel used for sucking dirt in each dust sucking hole is formed by a space among two adjacent cleaning bodies, each upper cover and the cleaned surface. The multifunctional electric rotary mop has the integratedfunctions of sweeping, mopping and sucking, can save time and labor, and is excellent in cleaning effect.

The invention provides a health-care pillow assembly. The health-care pillow assembly comprises a pillow case and a pillow core, wherein the pillow core is filled into the pillow case; the pillow coreof the health-care pillow assembly comprises a medicine pillow core and a soft pillow core for covering the medicine pillow core; the soft pillow core is provided with a channel for placing the medicine pillow core; the pillow case is provided with an opening for conveniently taking out the pillow core; a pillow comprises an upper bottom surface and a lower bottom surface; the soft pillow core comprises a concave part in the middle and a convex part at the periphery; the medicine pillow core is arranged at the convex part; an included angle of 10 to 30 degrees is formed between an inclined plane formed by the lowest point of the concave part and the highest part of the convex part, and the lower bottom surface of the pillow. The pillow designed by the invention accords with normal physiological bending of cervical vertebras of human bodies and the utilization comfort is increased; the pillow can be fitted to necks of the human bodies along the changes of sleeping postures; meanwhile,a health-care effect also can be realized. The selected medicine pillow core has the effects of expelling wind and dredging collaterals, and stopping pains, can be used for effectively improving cervical vertebra diseases and has a relatively good curative effect on neck and nerve root cervical vertebra diseases.

A health-care medicine pillow comprises a cover, a medicine cushion inside the pillow and cotton serving as a filler, wherein the medicine cushion is arranged at the center of the pillow; the cover is filled with the cotton; the cotton surrounds the medicine cushion; the medicine cushion occupies independent space; an upper cover of the medicine cushion is connected together with the cover through a connecting piece; medicine bags are arranged in the cover and located above and below the medicine cushion; the lengths of the medicine bags account for one third to two thirds of the total length of the pillow; and the heights of the medicine bags are 6-11cm. According to the health-care medicine pillow, the same medicine or different medicines can be selected and arranged at different parts of the pillow according to different diseases of patients so as to perform synchronous and specific health care or treatment; and the health-care medicine pillow can be filled with a medicine conveniently and quickly, is convenient to wash and store, and is applicable to various patients who adopt external medicines for health care or treatment.

The invention discloses a dust removing device for a computer. The dust removing device comprises a first connecting plate, wherein a second connecting plate and a third connecting plate are symmetrically distributed are fixedly connected to the side wall of the top of the first connecting plate, the bottom of the second connecting plate is fixedly connected with a first fixing plate and a secondfixing plate which are symmetrically distributed, the side walls of the first fixing plate and the second fixing plate are provided with first threaded holes respectively, the two first threaded holesare in threaded connection with a first bolt and a second bolt respectively, the first bolt and the second bolt penetrate through the two first threaded holes respectively to extend to the outside ofthe first fixing plate and the second fixing plate respectively and are fixedly connected with a first moving plate and a second moving plate respectively, and the first moving plate and the second moving plate are located between the first fixing plate and the second fixing plate. According to the dust removing device for the computer, a display screen of the computer can be automatically wiped,dust on the computer display screen can be effectively removed, and convenience is brought to computer users.

The invention discloses a starch viscosity testing system and a starch viscosity measuring method. The starch viscosity testing system is characterized by comprising a constant-temperature heating andstirring device, a viscosity measuring device, a data transmission line and a data recording and displaying device. And the constant-temperature heating and stirring device is one of an air bath, a sand bath, a water bath and an oil bath. The heating mode can be that the viscosity is measured after heating is completed, and can also be that the viscosity is measured while heating. And the constant-temperature heating and stirring device is one of magnetic stirring and mechanical stirring. The starch can be added into a measuring cup at a time and is heated all the time to test the viscosity,or the starch can be replaced again to be dissolved, heated and tested after the viscosity is measured at constant temperature by heating each time. The system has the beneficial effects that the system is convenient to measure, accurate and comprehensive in measured data, wide in application range, low in price, durable, capable of being heated for a long time, convenient to replace and wash themeasuring cup, beneficial to rapid and accurate measurement of the starch viscosity, capable of ensuring accurate parameters in the impregnating compound preparation and control process, high in superior product rate and capable of reducing the cost in a disguised manner.

The invention provides a humanized double-track automatic lifting remote-control curtain capable of changing a traditional backward curtain. Firstly, a curtain track lifting pulley bracket and a pulley are mounted at the position near a ceiling; two tracks of the curtain are sleeved with curtain pendants, and two ends are connected and fixed r by a connecting piece; a curtain switch motor, a curtain switch motor, a curtain switch pulley and a curtain switch pull wire are mounted; a curtain lifting steel cable penetrates through a hole of the connecting pieces of the tracks of the curtain and is fixed; the curtain lifting steel cable penetrates through the lifting pulley on the ceiling and is fixed in a curtain lifting turntable at the lower part of a wall; the curtain is hung, and a power supply is switched on, so that the opening / closing and the lifting of the curtain can be remotely controlled, and a stool and a ladder are not needed when the curtain is removed for washing. The remote-control curtain has the beneficial effects that the opening / closing of the curtain and the lifting of the curtain for removal and washing are realized conveniently under remote control by people.

The invention relates to a quilt cover of which the surface is provided with yarn. The quilt cover comprises a main quilt cover, cloth strips are sewed at all the four sides of the upper surface of the main quilt cover, surround a rectangle and mainly aim at facilitating installation of the buttons, multiple buttons are uniformly arranged on the cloth strips, the main quilt cover is connected withthe decorative yarn through the buttons, uncovering is facilitated, the decorative yarn is located on the surface of the main quilt cover and is made of high-quality satin face cloth, and the touch feeling and the glossiness are both very good. The quilt cover is provided with the decorative yarn, the decorative yarn is connected with the main quilt cover through the buttons, uncovering, changingand washing are facilitated, then damage to the decorative yarn is not easily caused, the decorative yarn is made of the high-quality satin face yarn, and the stain face yarn has the touch feeling assoft and smooth as silk and multi-layer glossiness.

The invention discloses a detachable finned tube heat exchanger, and belongs to the field of heat exchangers. The tail structure of the shell can adopt a blind flange, an end socket or a flat cover, the blind flange is connected with the shell through bolts to realize fixed sealing, and the end socket and the flat cover are welded with the shell. The core assembly is supported and placed on a slide way in the shell through the idler wheels installed on the lower sealing plate, the bottom of the movable pipe plate can be lengthened till the inner surface of the shell so that the core assembly can be supported, and the detachable function of the core assembly is achieved. And elastic sealing strips are mounted on the upper and lower sealing plates of the core group and the return water cover, and cling to the surfaces of the L-shaped wind shields and the slideways in the shell or the inner surface of the shell. And the fins are combined type enhanced heat transfer fins with slots, grooves or longitudinal vortex generators, so that the heat exchange performance of the heat exchanger is further improved. The detachable finned tube heat exchanger and the sealing mode thereof have the advantages of being compact in structure, large in heat exchange area, high in heat transfer efficiency, convenient to disassemble, replace and wash and convenient for large-scale production.

The invention relates to a sweeping robot which comprises a robot body and a brush arranged at the bottom of the robot body. The two ends of the brush are exposed out of the two ends of a shell of therobot body respectively, so that the brush can be clamped from the two ends to be detached. The brush is connected with the shell of the robot body through a movable connecting device, the two ends of the brush are exposed out of the side wall of the shell, and meanwhile, the movable connecting device is connected with the shell. When the brush needs to be detached, only the movable connecting device needs to be opened, and then the two ends of the brush are grabbed or clamped from the outer side of the side wall of the shell, so that the brush is moved upwards or downwards to be detached, and the brush replacing and washing work is easier and more convenient.

The invention discloses an infantile touching blanket which comprises a blanket body. A towel is arranged on the outer surface of the front end of the blanket body, and a massage oil storage bar is fixedly mounted on one side of the blanket body. Hook and hoop fasteners are sewn at the upper end and the lower end of the outer surface of the front end of the massage oil storage bar and the upper end and the lower end of the outer surface of the side, away from the massage oil storage bar, of the blanket body. A power interface is formed at the position of the lower end of the side, close to themassage oil storage bar, of the outer surface of the rear end of the blanket body, and a power connecting wire is movably mounted at the end, away from the blanket body, of the power interface. An induction power-off switch is arranged in the middle of the power connecting wire. According to the infantile touching blanket, infant body cleaning and touching are carried out on the same touching blanket, the comfortable body temperature of human bodies is achieved through a heating manner, a soft silica gel material is adopted, heat insulation can be achieved, the feeling of infants in wombs ofmothers is simulated, a temperature induction system is arranged internally, the touching blanket is kept at about 40 DEG C, the storage bar is attached to the position beside the touching blanket, acontrollable rotary switch is arranged, and the infantile touching blanket is convenient to take and use.

An amphibian breeding box disclosed by the invention includes a sand pond, a sand washing pond, a water area, a crawl slope, a sunning plate, a feeding area, and a shelter area. The amphibian breedingbox is characterized in that the sunning plate is of a detachable structure, has a shape of an inverted T and is located opposite the sand pond in the breading box, the left end of the sunning plateis connected to the right lower end of the sand washing pond, and the sunning plate is provided with two drain holes. The beneficial effects of the amphibian breeding box are that wild living environment of amphibians and reptiles is restored, the living environment comfort of the amphibians and reptiles is improved, the maintenance and cleaning by breeders are facilitated, and the life span of the bred animals is imporved.

The invention provides a U-type massage pillow capable of being detached for washing. The U-type massage pillow is characterized by comprising a pillow inner and an outer pillow case, the pillow inneris composed of an inner pillow case and filler in the inner pillow case, a vibration box for vibration massage is installed in the inner pillow case, the vibration box is electrically connected witha switch box for controlling the work of the vibration box, the switching box is fixed to the inner pillow case, a switch button on the switch box is located on the outer side of the inner pillow case, the pillow inner is detachably installed in the outer pillow case, the outer pillow case is provided with a through hole, and the switch box is embedded in the through hole. According to the U-typemassage pillow capable of being detached for washing, by detachably connecting the outer pillow case and the inner pillow case, the outer pillow case can be conveniently replaced and washed without detaching the vibration box or the switch box, and the cleanliness and sanitation of the U-type pillow can be easily ensured.

The invention discloses a bed sheet comprising a bottom sheet and a top sheet provided on the bottom sheet. The top sheet is detachably secured to the bottom sheet. Preferably, the bottom sheet and the top sheet are in the same size. Preferably, the lower surface of the top sheet is provided with a first zipper along the edge, and the upper surface of the bottom sheet is provided with a second zipper meshed with the first zipper along the edge. The bed sheet adopts a vertical double-layer structure, and the two layers are fixed through the zippers. The bed sheet is simple in structure and convenient to operate. A user can replace the top sheet only, replacement and cleaning of the bed sheet is facilitated, and the bed sheet is especially suitable for families with children who often wet the sheet.