49results about How to "Not easy to blow off" patented technology

The present invention provides an assistant coating TIG fusing-brazing method suitable for aluminum / steel dissimilar alloy butting. In the assistant coating TIG fusing-brazing method, a TIG electric arc is used as a heat source, and an assistant coating and joint groove design and a welding technology are used. In a welding process, electric arc heat firstly enables an assistant coating to fuse to form a liquid film at a steel groove surface; the TIG electric arc is covered on welding wires to directly heat the welding wires and a fused bath, while not to directly heat steel plates, so a fused phenomenon is avoided to be generated on steel surfaces; the welding wires are fused rapidly to moisten and spread rapidly on the steel groove surface under the function of the assistant coating; the welding wires are fed continuously to be fused to fill welding seams gradually; and meanwhile the electric arc walks rapidly, and brazing alloy spreading is stopped when the heat source is moved away. The welding process is stable, and butting joints of aluminum / steel dissimilar alloy TIG fusing-brazing with good formation are obtained.

The invention discloses a discrete air film cooling hole shape and relates to the technology of gas turbines. In the discrete air film cooling hole shape, a cylindrical hole outlet sinks for a depth from a cooled surface and is provided with an expanding structure starting at the center of the cylindrical hole outlet, the expanding structure is in bilateral symmetry with a cylindrical hole central line as the symmetrical axis, the sink depth H is 0.2-0.5 times of the diameter of a cylindrical hole, the expanding width W is 3-4 times of the diameter of the cylindrical hole, and the expanding length B is 1.0-2.0 times of the diameter of the cylindrical hole. The hole shape comprises: 1) a fundamental form; and 2) an expanded boss arranged in the space between the lower stream of an air outlet edge of the cylindrical hole and an air outlet edge of the expanding structure on the basis of the fundamental form. The discrete air film cooling hole shape has the advantages of being high in crosswise average air film cooling efficiency, good in cooling effect in high blowing ratio, less in pneumatic loss and easy to achieve. The discrete air film cooling hole shape is used in air film cooling of the gas turbines and is suitable for pressure surface, suction surface and end wall discrete hole air film cooling of turbine blades.

The invention discloses an intelligent laundry rack and relates to the technical field of intelligent laundry racks. The intelligent laundry rack comprises a suspended ceiling box, a lifting seat anda rotary rack and is characterized in that two sides of the bottom of the suspended ceiling box are connected with the lifting seat through shear type telescoping mechanisms, and the bottom end of thelifting seat is rotatably connected with the top end of the rotary rack; the bottom end of the rotary rack is provided with a cylindrical inner cavity, a fluted disc is fixed to the inner wall of thecylindrical inner cavity, a rotation motor is fixed to the bottom end of the lifting seat, and a gear meshing with the fluted disc is fixed to the output end of the rotation motor; an air duct is fixed to the bottom of the cylindrical inner cavity, and the bottom end of the air duct is provided with an air inlet. The intelligent laundry rack has the advantages that the laundry rack is provided with the rotary rack with a lifting function, the lower end of the rotary rack is provided with the air duct, a circle of downwardly inclined air outlets is arranged in the peripheral side of the air duct, clothes hanger hanging rods are distributed in a stepped manner, air discharged from the air outlets can be blown towards clothes aired around, high drying efficiency is achieved, the clothes canbe rotated to change directions during airing, and the clothes can be sufficiently and evenly dried by sunlight.

The invention discloses a parallelly connected clothes hanger and a clothes hanging ring thereof. More than two cross bars [8] and two longitudinal bars [4] are connected through hinges to form a parallelogram framework, and a hanging and pulling device [10] and the longitudinal bars [4] from a rear suspending device connected with hinge devices [9] of fixed plates [6] and two hinge seats [5]. A clothes hanging ring is provided with a clothes hanging hole [21], suspending arms [17], and lockpin rings [18] connected with each cross bars [8]; and a clothes hanging ring is provided with a clothes hanging hole [21] and a hinge ring [19], and is connected with a bearing rod through a hinge shaft [20]. By the structure, a problem that the traditional clothes hanger has large volume, heavy weight, high cost and small clothes hanging amount, is inconvenient to use and unreliable in movement and technology and the like is solved. The clothes hanging ring [2] moves to change the position of the clothes hanging hole so as to meet requirements of different clothes; and the clothes hanging ring [2] can be separately applied to bearing rods of indoor and outdoor clothes hangers in any form.

The invention relates to a self-cleaning device of a dust filtering part. The self-cleaning device comprises a fresh air channel, an air exhausting channel, the dust filtering part and further comprises a driving device, wherein the fresh air channel and the air exhausting channel are adjacently arranged side by side, and a mutual communicating through groove is formed between the fresh air channel and the air exhausting channel; and the driving device can drive the dust filtering part to penetrate through the through groove in the radial direction of the fresh air channel and the air exhausting channel to do reciprocating motion. According to the device, the dust filtering part carried by a moving part can be driven by the driving part to do reciprocating motion in the adjacent channel, so that the fresh air system can filter dust while the fresh air is circulated, and the dust filtering part does not need to be cleaned and replaced frequently, so that the use cost of the fresh air system is reduced, and the convenience and the cleanliness are improved.

The invention discloses a production method of elastic fine-denier polyester and elastane composite filament fabric. Weaving is conducted with an air-jet loom, the weaving means of double nozzles or multiple nozzles is adopted, and used weft yarns are air textured composite filaments composed of polyester multifilaments and elastane filaments; the air textured composite filaments are provided withentanglement points, so that the polyester multifilaments and the elastane filaments are broken apart by gas flow at the entanglement points, and the polyester multifilaments are entangled with the elastane filaments. According to the production method of the fine-denier polyester and elastane composite filament fabric, a traditional twisting composite means is replaced with an air textured composite means, so that the fine-denier polyester and elastane composite filaments are not broken apart to form a woven defect and color difference in the weaving process; single filaments composing polyester are unlikely to be blown off by the nozzles, and the air-jet pressure of the air-jet loom during weft insertion can be increased, so that the weaving speed is improved.

The invention discloses a casement window, which includes a window frame and a window sash. A first parallelogram connecting rod part is hinged to the window frame, a second parallelogram connecting rod part is hinged between a first top rod and the window sash of the first parallelogram connecting rod part, and the first parallelogram connecting rod part and the second parallelogram connecting rod part are used for driving the window sash to open or close translationally. The window sash translationally rotates outwards and is always parallel to the window frame, when the first parallelogramconnecting rod part rotates to the limiting position, the second parallelogram connecting rod part rotates outwards with two hinge points of the first top rod as the rotation center so that the windowsash can be fully opened, the window sash cannot shield the window frame, the ventilation area is larger, the window frame is closely attached to a wall, the occupied space of the window sash after being opened is decreased, the wind area of the window sash is small, wind resistance is correspondingly minimized, the window sash is not prone to being blown off, and the safety of the casement window is further improved.

The invention provides a disinsection-free constant temperature pollution-free vegetable pot. The disinsection-free constant temperature pollution-free vegetable pot comprises a main pot, a pot housing and a pot cover, wherein the main pot, the pot housing and the pot cover are sequentially installed from bottom to top. The lower end of the pot housing is inserted into the upper end of the main pot, and the pot cover and the upper end of the pot housing are connected in a covered mode. Disinsection is not needed, the water level on the lower face of the pot can be adjusted, the water level can be reduced when common vegetables are planted, the water level can be increased when aquatic vegetables are planted, roots are ventilated when the common vegetables are planted, crop growth is facilitated, water at the bottom can be replaced at any time, and water is prevented from generating insects and stinking after a long time. The pot can be placed in any place for planting, and the pot can be placed on the water surface for planting and is not prone to be blown off by wind. The pot has the rainwater absorption function, and the illumination, temperature increase and ventilation functions can be switched at any time according to the requirements of crops, and the pot can achieve the greening ornament function.

The invention discloses a printing paper conveying device convenient to use. The printing paper conveying device comprises a paper storage channel, a pushing device, a push plate, a rotary disc, negative-pressure suction pipes, a conveying table and conveying rotation sticks. The paper storage channel is a hollow square pipe horizontally placed and internally provided with the push plate. A plurality of push-pull rods are fixed to the left side of the push plate, and the push-pull rods are connected with the pushing device. The rightmost end of the paper storage channel is a paper outlet end,and a limiting plate vertically upwards arranged is arranged at the bottom of the paper outlet end of the paper storage channel. The upper portion of the paper outlet end of the paper storage channelis provided with a plurality of vertically-downward elastic soft rubber stabs. The rotary disc is arranged on the right side of the paper storage channel, and the negative-pressure suction pipes usedfor sucking paper are fixed to the rotary disc. According to the printing paper conveying device convenient to use, through cooperation of the pushing device and the push plate, the paper can be effectively pushed to the paper outlet end, and the paper can be effectively adsorbed by the negative-pressure suction pipes.

The invention relates to the field of buildings and discloses a wind-resistant curtain wall. The wind-resistant curtain wall comprises a keel, wherein the front end of the keel is provided with a border I, the front end of the border I is provided with a unit plate I, the front end of the unit plate I is provided with an extraction device, a border II is arranged under the border I at the front end of the keel, the front end of the border II is provided with a unit plate II, the front end of the unit plate II is provided with a glass window, and a fixed protective device is arranged between the unit plate II and the glass window. The unit plates of the wind-resistant curtain wall are convenient to install, clothes are air-dried at the upper end of a protective mesh and are difficultly blown off by wind, wind can be prevented from entering a room through a gap between the glass window and a frame, a sealing effect is good, a threaded rods can be prevented from shedding, a fixing effectis better, the service life of the curtain wall can be prolonged, and water can be prevented from seeping into the unit plate II, so that the structure is not prone to damage.

The invention discloses a wind-resistant agricultural unmanned aerial vehicle. The wind-resistant agricultural unmanned aerial vehicle comprises a machine body, a control cabin and a liquid storage cabin are sequentially arranged in the machine body from top to bottom; a mounting box is fixedly mounted in the control cabin; a driving mechanism and a liquid mixing mechanism are respectively arranged in the mounting box and the liquid storage cabin; a base is installed at the bottom of the machine body, an air duct and a plurality of pesticide spraying openings are formed in the base in a penetrating mode, a negative pressure cavity is formed between each pesticide spraying opening and the air duct in a communicating mode, a plurality of liquid outlet pipes communicating with the liquid storage bin are fixedly installed in the base, and each liquid outlet pipe communicates with a liquid distribution pipe. The unmanned aerial vehicle can spray a vaporous solution when the wind speed is low; in strong wind weather, the unmanned aerial vehicle can automatically spray a water-drop-shaped solution, the solution is prevented from being blown away by wind, the wind resistance of the solution is improved, in addition, when the unmanned aerial vehicle flies, the wing plates float up and down to drive the stirring balls to disturb the solution, and it is avoided that medicine in the solution is layered or mixed unevenly.

The invention relates to a chain plate type turner, comprising a frame, a travelling mechanism, a turning mechanism, a crushing mechanism, a fresh air mechanism and a spraying mechanism. The turning mechanism comprises supporting rollers, chain plates laid on the supporting rollers and a turning driving mechanism driving the chain plates to move; the supporting rollers are slidably arranged on theframe along a vertical direction; the chain plates form a first inclined surface, a second inclined surface and a third inclined surface along the moving directions of the chain plates; and an inclination angle alpha1 between the first inclined surface and the horizontal plane is an acute angle and is larger than the inclination angle alpha2 between the second inclined surface and the horizontalplane. The crushing mechanism is arranged above the joint of the first inclined surface and the second inclined surface and used for crushing fermented materials passing through the crushing mechanism. The air outlet of the fresh air mechanism is arranged above the second inclined surface and used for sucking in air from places out of the frame and guiding air in space between a frame body and thechain plates. The chain plate type turner of the invention is additionally provided with the fresh air mechanism, so oxygen supply is more sufficient, anaerobic bacteria are inhibited, and the generation of odor is controlled.

The invention discloses a spraying device for the outer lateral plates of a new-energy vehicle. The spraying device comprises a machine box and is characterized in that universal wheels are arranged at the bottom of the machine box, the front side of the machine box is provided with radiating holes, the lateral side of the machine box is provided with a drain outlet, the top of the machine box isprovided with a feeding groove and a spraying box, the top of the feeding groove is provided with a feeding tank, a feeding tank cover is arranged at the top of the feeding tank, a handle is arrangedat the top of the feeding tank cover, rotary shafts are arranged on one side of the spraying box, a box door is arranged on one sides of the rotary shafts, a booster pump is arranged inside the spraying box, a connecting soft pipe is arranged on the other side of the spraying box, a holding handle is arranged at one end of the connecting soft pipe, a connecting hard pipe is arranged at one end ofthe holding handle, a connector is arranged at one end of the connecting hard pipe, and a sprayer is arranged at one end of the connector. The spraying device has the advantages that by the powerful rotary head, stirring shaft and lateral plate of the spraying device, uniform spraying is achieved, and coating cannot be easily blown away.

The invention relates to a multifunctional windproof clothes hanger. The multifunctional windproof clothes hanger comprises a hanger, two hanging arms and a transverse rod, wherein the transverse rod is integrally connected with the hanging arms, at least one support rod is mounted below the transverse rod, the middles of the support rods are movably connected with the transverse rod, two ends of the support rods are of a rod structure capable of horizontally rotating, and the support rods and the transverse rod are located at the same plane in an original state. The multifunctional windproof clothes hanger has the beneficial effects that the ventilation effect is relatively good, clothes can be rapidly dried and are unlikely to be blown off by wind, and the structure is simple.

The invention discloses a supporting structure of an agricultural planting sunshade net and a construction method of the supporting structure. The supporting structure comprises vertical frames; span rods are arranged between the two oppositely-distributed vertical frames; each span rod comprises two arc-shaped supporting rods and a center rod; each center rod is arranged between the corresponding arc-shaped supporting rods; a reinforcing frame is arranged between every two adjacent span rods; fixing screws are connected to the two sides of the reinforcing frame; mounting screw sleeves corresponding to the fixing screws are connected to the arc-shaped supporting rods; supporting columns are arranged at the bottom of the reinforcing frame; and a telescopic frame is arranged between every two adjacent supporting columns. The construction method comprises the following steps that (a) the vertical frames are arranged in rows; (b) the span rods are assembled; (c) butt joint is carried out; and (d) support forming is carried out. The supporting structure is novel, not prone to falling apart, reliable in strength, high in impact resistance, resistant to wind blowing, long in service life, convenient to disassemble and assemble, convenient to flexibly arrange on site, simple in construction method operation, high in construction efficiency, orderly in step, labor-saving, convenient, easy to flexibly adjust and capable of guaranteeing the construction quality.

The invention discloses a portable clothes hanger and a using method thereof. The portable clothes hanger comprises a clothes hanging cross shaft, strip-shaped grooves are formed in the two sides of the middles of the front face and the back face of the clothes airing cross shaft, the two ends of the outer side of the clothes hanging cross shaft are movably sleeved with circular rings, limiting rings are fixedly bonded to the two ends of the outer side of the clothes hanging cross shaft, the two ends of the clothes hanging cross shaft are sleeved with rubber hoses, one side, far away from theclothes hanging cross shaft, of each rubber hose penetrates through and is connected with a clothes supporting rod, and hanging mechanisms are equidistantly arranged in the middle of the outer side ofthe clothes hanging cross shaft. The portable clothes hanger utilizes a similar assembly type design, after being stored, the clothes hanger becomes simpler, the occupied storage space is smaller, and great convenience is brought to outgoing carrying or storage and arrangement, due to the fact that the two clothes supporting rods are designed in a cut-off mode, on one hand, the size and the weight of the clothes hanger can be reduced and the clothes hanger is convenient to carry, on the other hand, the fracture surface of the clothes hanger is inclined and can abut against the neckline of clothes, so that the aired clothes are prevented from sliding off.

The invention discloses a strong-wind-resistant screw hook hanger. In order to make up shortcomings of the prior art, the design principle of the screw type is applied ingeniously, a certain gap is reserved between the screws, the hanger is hung on a wire rope for clothes drying from the gap between the screws in use, the hanger is not easy to blow off when encountering strong wind, effect of strong wind resistance is achieved, and the hanger is safe, convenient, more economical and durable.

The invention provides a disinsection-free constant temperature pollution-free vegetable pot. The disinsection-free constant temperature pollution-free vegetable pot comprises a main pot, a pot housing and a pot cover, wherein the main pot, the pot housing and the pot cover are sequentially installed from bottom to top. The lower end of the pot housing is inserted into the upper end of the main pot, and the pot cover and the upper end of the pot housing are connected in a covered mode. Disinsection is not needed, the water level on the lower face of the pot can be adjusted, the water level can be reduced when common vegetables are planted, the water level can be increased when aquatic vegetables are planted, roots are ventilated when the common vegetables are planted, crop growth is facilitated, water at the bottom can be replaced at any time, and water is prevented from generating insects and stinking after a long time. The pot can be placed in any place for planting, and the pot can be placed on the water surface for planting and is not prone to be blown off by wind. The pot has the rainwater absorption function, and the illumination, temperature increase and ventilation functions can be switched at any time according to the requirements of crops, and the pot can achieve the greening ornament function.

The invention discloses a discrete air film cooling hole shape and relates to the technology of gas turbines. In the discrete air film cooling hole shape, a cylindrical hole outlet sinks for a depth from a cooled surface and is provided with an expanding structure starting at the center of the cylindrical hole outlet, the expanding structure is in bilateral symmetry with a cylindrical hole central line as the symmetrical axis, the sink depth H is 0.2-0.5 times of the diameter of a cylindrical hole, the expanding width W is 3-4 times of the diameter of the cylindrical hole, and the expanding length B is 1.0-2.0 times of the diameter of the cylindrical hole. The hole shape comprises: 1) a fundamental form; and 2) an expanded boss arranged in the space between the lower stream of an air outlet edge of the cylindrical hole and an air outlet edge of the expanding structure on the basis of the fundamental form. The discrete air film cooling hole shape has the advantages of being high in crosswise average air film cooling efficiency, good in cooling effect in high blowing ratio, less in pneumatic loss and easy to achieve. The discrete air film cooling hole shape is used in air film cooling of the gas turbines and is suitable for pressure surface, suction surface and end wall discrete hole air film cooling of turbine blades.

The invention discloses a novel coat hanger which belongs to the field of life articles. The novel coat hanger comprises lock rods, limiting buckles and a limiting buckle key, wherein lock rods include a left lock rod and a right lock rod, and one end of the left lock rod and one end of the right rod are connected to rubber bars, respectively; the limiting buckles include a left limiting buckle and a right limiting buckle, and springs are disposed between fixed ends and movable ends of the limiting buckles and used to limit rotation positions of the left lock rod and the right lock rod; and the limiting buckle key is located on the top end of a coat hook. The limiting buckle key is connected to the left limiting buckle and the right limiting buckle by a steel wire rope respectively; and the limiting buckle key is located at the middle part of the steel wire rope. The novel coat hanger disclosed by the invention has the beneficial effect that a clothes drying rod is locked automatically by the coat hook during clothes drying, and the coat hanger is not blown away by wind easily.

The invention discloses an automobile sunshade, comprising a transmission device and a sunshade body, wherein the transmission device comprises a transmission box and a transmission shaft, the sunshade body comprises a sunshade fabric, a foldable and movable sunshade framework, an edge reinforcing rid, and a transmission shaft reinforcing rib. The invention adopts the design of the transmission device matched with the foldable and movable sunshade framework, thus the sunshade fabric can be folded and unfolded conveniently by rotating a handle; meanwhile, the transmission shaft, the edge reinforcing rib and the transmission shaft reinforcing rib are all foldable; therefore, the storage is convenient, the difficulty of usage as well as the folding and unfolding time are all effectively reduced; the design of foldable and movable sunshade framework is endurable and robust, thereby increasing the service life of the sunshade; the transmission shaft employs a bevel gear matched with an inner gear sleeve, thereby further reducing the difficulty of folding and storage; the design of suction disc make the sunshade uneasy to blow off by wind from the automobile.

The embodiment of the invention provides a positioning mechanism for dispensing processing of electronic components, and relates to the technical field of dispensing positioning mechanisms. The positioning mechanism for dispensing processing of the electronic component comprises a bottom moving supporting part and a device positioning part. The bottom moving supporting part comprises a bottom plate, a first driving assembly, first bearing seats, a lead screw, a lead screw seat and a supporting frame, the two first bearing seats are installed on the two sides of the upper surface of the bottom plate correspondingly, and the two ends of the lead screw are installed on the inner rings of the two first bearing seats correspondingly. The second driving assembly drives the transmission shaft to rotate, the rotating transmission shaft drives the rotating connecting assembly to rotate, and the rotating rotating connecting assembly drives the connecting plate to transversely move above the operation table plate, that is, the electronic components above the device placing plate are driven to move and adjust in the transverse position. Through the process, the electronic component above the device placing plate can be quickly moved, positioned and adjusted in the longitudinal position and the transverse position.

The invention discloses a self-locking anti-skidding clothes hanger. The self-locking anti-skidding clothes hanger comprises a clothes hanger body, a hook and a swing rod and is characterized in that a torsion spring is arranged in a cavity located in the swing rod; the hook is hinged onto the swing rod by means of a rivet; a self-locking mechanism is arranged between the hook and the swing rod; two ends of the self-locking mechanism are connected with the hook and the swing rod; row springs are arranged between the self-locking mechanism and the clothes hanger body; the lower portion of the self-locking mechanism is provided with row spring embedding grooves opposite to the row springs; the top of the row spring is matched with the row spring embedding groove; and the bottoms of the row springs are connected with the clothes hanger body by means of bolts. The self-locking mechanism is arranged between the swing rod and the hook of an improved clothes hanger. The self-locking anti-skidding clothes hanger is simple in structure, reliable in connection and easy in maintenance.

The invention discloses a car paint wearing preventing strong wind protecting sunshade. The car paint wearing preventing strong wind protecting sunshade comprises a sunshade body (2) for covering a car (1); one surface of the sunshade body (2), which backs to the car (1), is coated with a reflective coating (4), and the other surface of the sunshade body (2) is connected with nylon wires (5); theend portions of the nylon wires (5) are provided with soft ball heads (6); the bottom of the sunshade body (2) is stitched with an edge rubber band (3), the sunshade body (2) is stitched with crossedinternal rubber bands (2), , and every internal rubber band is composed of a rope (7) and rubber band sections (8) at both ends of the rope (7); the sunshade body (2) is provided with a spring rod (9), and both ends of the spring rod (9) are provided with hooks (10) connected with the chassis of the car (1). When mounted on the car, the car paint wearing preventing strong wind protecting sunshadecan leave few scratches on car paint in windy days, is simple in mounting operation and can avoid being blown off the car by strong wind.

The invention discloses a clothes hanger, comprising a hook and a clothes hanger body, wherein the clothes hanger body comprises a vertical rod extending from the lower part of the hook and a hanging rod fixedly connected with the vertical rod; the inside of the vertical rod is in hollow design, and is internally provided with a middle rod; a circle of a spring is wound outside the middle rod; the spring is arranged between the vertical rod and the middle rod; and a pull rod is hinged at the upper part of the middle rod, and a pressing board is fixedly connected with the lower part of the middle rod. Compared with the prior art, the clothes hanger disclosed by the invention has the following advantages of simple structure; and the clothes hanger and clothes are difficult to be blown down through the interactive effect of the components.

The invention provides an insulating shield, a terminal pole and a power transmission system, wherein the insulating shield is in the form of an open groove, and is suitable for fixing the shield on apart of an overhead line corresponding to a cross arm of the terminal pole. The insulation shield completely separates the high-voltage wire from the bird's nest, thereby avoiding the problem of electric leakage or tripping caused by the conduction of the bird's nest.

The invention discloses a portable drying rack capable of enhancing the operation feeling and achieving outdoor use. The portable drying rack comprises a drying transverse drying shaft. The two sidesof the middles of the back face and the front face of the transverse drying shaft are each provided with a strip-shaped groove, the two ends of the outer sides of the transverse drying shaft are eachmovably sleeved with a circular ring, limiting rings are fixedly stuck to the two ends of the outer side of the transverse drying shaft, the two ends of the transverse drying shaft are each sleeved with a rubber hose, a clothes supporting rod is connected to the side, away from the transverse drying shaft, of each rubber hose in a penetrating mode, and suspension mechanisms are arranged in the middle of the outer side of the transverse drying shaft at equal intervals. According to the portable drying rack capable of enhancing the operation feeling and achieving outdoor use, assembled design isadopted, after the drying rack is stored, the drying rack is simpler, the occupied storage space is smaller, and outgoing carrying or storage arrangement is greatly facilitated; due to the fact thattwo clothes supporting rods adopt the cut-off design, on one hand, the weight and volume of the rack can be lowered, carrying is convenient; on the other hand, the fracture surface is inclined, a clothes neckline can be held, and dried clothes are prevented from sliding down.

The invention discloses a novel sanitary appliance which is provided with a dustpan body. A hollow handle is vertically arranged at the back end of the dustpan body. A long groove hole is formed in the outer circle which is arranged on the back side of the hollow handle. A dustpan cover is covered on the upper portion of the dustpan body. A sliding groove is formed in a connecting arm, and a hole is formed at the outer end of the sliding groove. A push-pull rod is arranged in a middle hole of the hollow handle. A bend portion of the push-pull rod penetrates through the inner portion of the long groove hole to extend to the outer portion of the handle and is hinged in a sliding groove hole through a sliding pin. The connecting end of the dustpan body and the connecting end of the front portion of the dustpan cover are respectively inlaid with a permanent magnet and a magnetic conducting steel sheet. The novel sanitary appliance enables rubbish not to be easily blown off by wind, is not prone to cause secondary pollution on the environment, reduces sum of labor and saves time and labor.