571 results about "Funnel shape" patented technology

A sensor mounting assembly is provided. The sensor mounting assembly includes a cover coupled to a glass roof of a vehicle. The cover encloses a sensor disposed proximate to the glass roof of the vehicle. The sensor mounting assembly further includes a bracket coupled to a roof rail located beneath the glass roof of the vehicle. The bracket has a first portion and a second portion. The first portion holds the sensor and the second portion forms a funnel shaped alignment member to align the cover with the bracket.

The intermittent aeration equipment comprises a pressure-resistant top cover, a pressure-bearing sealing cylinder is arranged at the bottom of the pressure-resistant top cover, a traction liquid flow mechanism is arranged on the inner wall of the pressure-bearing sealing cylinder, a driving motor is arranged in the center of the top of the pressure-resistant top cover, and a spiral conical paddle extending into the pressure-bearing sealing cylinder is arranged at the bottom of the driving motor; multi-directional aeration, the air dispersing net and the reciprocating air cylinder part are matched to cut and refine bubbles, the fermentation efficiency is improved, the liquid flow traction mechanism drives the scraping plate to enable liquid manure to flow, static is avoided, the fermentation process is promoted, the driving motor drives the spiral conical paddle, the liquid manure flows in a funnel shape and is mixed with the bubbles, and the fermentation efficiency is improved. The reciprocating cylinder part cuts the liquid feces to accelerate bubble fusion; the traction liquid flow mechanism is cooperated with the spiral cone slurry to form a specific flow track, so that upward flowing liquid manure diversion and multi-mode progressive operation of the equipment are realized, the equipment adapts to different fermentation stages, and efficient and stable fermentation is guaranteed.

According to the inner wall degreasing and cleaning device for the bundled small-caliber super-long pipes, the cleaning device comprises a silica gel part and a connecting part, the connecting part is in a funnel shape, the small end of the funnel shape is connected to a pump body assembly through a sealing hose, and the large end of the funnel shape is in sealed connection with the silica gel part used for being inserted into one end of each bundled small-caliber super-long pipe; the outer side of the silica gel part is provided with a hoop capable of loosening the wrapping state of the inner wall of the silica gel part on one end of the bundled small-caliber super-long pipe. The cleaning device has the advantages that the cleaning efficiency is improved, bundles of small-caliber super-long pipes are connected and cleaned simultaneously, and time can be saved compared with the prior art that the small-caliber super-long pipes are connected with sealing joints and then cleaned.

An umbrella holding device designed for secure placement in a hole on a patio, porch, or pool deck. The device comprises a grip nut, a base, and a ferrule. The grip nut features a grip exterior and interior, with the interior partially threaded. The base has a grip portion and a patio extension, with the patio extension designed to fit into the patio hole and the grip portion configured to engage with the grip nut thread. The base interior is substantially funnel-shaped. The ferrule, which can be inserted into the grip hollow, has a top and at least one tang. When the threaded exterior portion engages the grip nut thread, the ferrule is pushed into the base interior, and the funnel-shaped base interior exerts inward pressure on the ferrule.

The utility model relates to a moss column. The moss column comprises a first slender main body which is hollow, has an open top end and a closed bottom end, and is provided with a plurality of through holes in the side wall; a second elongate body; the third main body is in a funnel shape with a wide upper part and a narrow lower part; the bottom of the first elongated body is connected to the top of the second elongated body, and the bottom of the second elongated body is connected to the upper half part of the third body; and the outer surfaces of the first elongated body and the second elongated body are wrapped by a water absorbing material. Further, a support arm is attached to the second elongated body, and a support leg is snapped to the third body. According to the utility model, the water loss and evaporation speed can be reduced, the stability of the moss columns can be improved, and plant lateral branches can be supported.

A grout tube system for precast wall panel installation is disclosed, comprising a tubular section, a flared base at one end, and an inlet section at the other. The grout tube is cast into the wall panel to guide starter bars from a floor slab into the tube during installation. The flared base defines a funnel-shaped opening to accommodate misalignment, enhancing safety and installation efficiency. Grout is injected via the inlet section to encapsulate the starter bars, securing the panel to the slab. The funnel may have an elongate cross-section, and the inlet rim lies flush with formwork to prevent concrete ingress.

The utility model relates to a powder storage bin, and aims to provide a powder anti-blocking discharging device which enables powder to be smoothly discharged from a hopper to a discharging port so as to solve the problem of material blocking of a large powder storage bin and guarantee normal production. According to the technical scheme, the powder anti-blocking discharging device comprises an air cannon and a plurality of vibrators; characterized in that; the powder anti-blocking discharging device further comprises a hopper-shaped vibration hopper installed at the bottom of the powder storage bin, the air cannon and the vibrators are all installed outside the vibration hopper, and a muzzle of the air cannon further sequentially penetrates through the vibration hopper and the wall of the powder storage bin to extend into the powder storage bin in an overhanging mode so as to be used for eliminating the blocking phenomenon of the powder storage bin.

The utility model provides a telescopic chute barrel for a ship loader, which comprises an upper barrel and a lower barrel, a telescopic barrel is communicated between the upper barrel and the lower barrel, the bottom of the lower barrel is detachably connected with a sealing barrel, the lower barrel is communicated with a group of blanking pipes, a connecting ring positioned above the blanking pipes is fixed on the lower barrel, and a lifting rope is fixed on the connecting ring; the bottom of the connecting ring is detachably connected with a cover cylinder which covers the sealing cylinder and is in a funnel shape, and the cover cylinder is sleeved with a dust cover which is fixedly connected with the cover cylinder. Compared with the prior art, the buffering device has the advantages that materials falling downwards can be effectively buffered, the situation that the materials directly collide with the cabin to be broken or generate large dust is avoided, the materials cannot generate large impact force on the interior of the cabin, and the interior of the cabin is prevented from being damaged.

A garment having an upper portion having a cuff sector and a leg sector extending downwards from the cuff sector, the leg sector having a tapering funnel shaped section composed of copper, The garment further having a lower portion having a heel sector, a sole sector, an instep sector, and a toe sector. Heat will generate within the heel sector, the sole sector, the instep sector and the toe sector and transfer to the upper portion where the thermal energy and heat will disperse.

The invention discloses a funnel-shaped pond precise feeding closed-loop control method based on multi-view vision, particularly relates to the technical field of aquaculture intelligent feeding control, and aims to solve the problem that when multi-view perception and water quality monitoring of a pond culture site fluctuate, are missing or are inconsistent, the multi-view perception and the water quality monitoring are not consistent. The problems that the caliber is easy to drift, the feeding decision is insufficient in reliability and difficult to reproduce and trace are solved. Collection results of a multi-view imaging unit and a water quality monitoring unit are aligned according to a period identifier in a unified control period, consistency checking is performed on detection results of all view angles to generate a fish school space occupation graph and identify credible marks, and when the identified credible marks do not meet conditions, the mode is switched to a delivery limiting mode or a delivery stopping mode. Therefore, under the abnormal conditions of communication fluctuation, shielding, brightness abrupt change and the like, a partition feeding decision can be stably output through a traceable and reproducible judgment caliber, and the risks of single-view misjudgment or over-feeding, missing feeding and repeated feeding driven by abnormal data are avoided.

The invention discloses an X-ray measurement light spot collimation system, which relates to the field of X-ray collimation and comprises an X-ray source, a transmitting end collimator, a receiving end collimator and a ray detector, when the collimation system works, firstly, after a ray cone beam emitted by an X-ray source passes through a transmitting end collimator with a funnel-shaped window cross section, X-rays are collimated for the first time, so that a light spot on a sample to be detected is in a required shape; secondly, after the rays pass through the sample to be detected, the rays pass through a receiving end collimator with a trapezoidal window cross section, and scattered rays are shielded; and finally, enabling the collimated ray beam to reach an X-ray detector, and obtaining the final ray intensity. According to the invention, the size and the shape of a light spot measured by the system can be controlled, the spatial resolution of system measurement is ensured, the influence of scattered rays is reduced, the collimated ray main beam is ensured to be received by the ionization chamber as far as possible after passing through the pole piece to the greatest extent, the ray utilization rate is improved, and the measurement precision is improved.

The utility model discloses a special device for installing a buckle of an automobile real wood interior trim part, and particularly relates to a manipulator which comprises a mechanical arm and a vibration disc, and further comprises a buckle execution tool assembled on the mechanical arm, the buckle execution tool comprises bearing pieces distributed in a circumferential array mode, the bearing pieces are divided into horizontal parts, inclined parts and vertical parts according to the structure, and the horizontal parts, the inclined parts and the vertical parts are arranged on the vibration disc. A hinge part is arranged at the joint of the inclined part and the vertical part; in the material receiving station, the vertical parts are switched from the vertical state to the inclined state, and the two vertical parts are distributed in a funnel shape. And at the pressing station, the vertical part is in a vertical state, and the horizontal parts of the two bearing pieces are in a horizontal state. The device is simple in structure, convenient and fast to operate and capable of improving production efficiency.

The utility model relates to the technical field of millet processing, and provides a milling device for millet processing and production, which comprises a tank body, a first grinding disc is rotatably arranged at the upper part in the tank body, the first grinding disc is in a circular truncated cone shape, and one end with smaller diameter is positioned at the lower end; the first grinding disc sleeves the periphery of the lower side of the first grinding disc; the smaller-diameter end of the second grinding disc is fixedly arranged at the lower end of the first grinding disc; the second grinding disc is arranged in the tank body and sleeves the periphery of the upper side of the second grinding disc, and the second grinding disc is communicated with the first grinding disc; the third grinding disc is arranged at the lower end of the second grinding disc; a discharging pipe is arranged in the middle of the lower end of the third grinding disc; the filter screen is funnel-shaped and is positioned below the second millstone, and millet residues on the filter screen slide into the third millstone from the filter screen. By means of the technical scheme, the problems that according to an existing powder grinding device, regrinding treatment on raw materials which are not fully ground is tedious, and the grinding efficiency is low are solved.

The utility model relates to the technical field of raw coal storage, in particular to a wall-adhesion-free coal blending anti-blocking partition bin which comprises a bin body, an anti-blocking mechanism and a partition plate, the lower end of the bin body is in a funnel shape, the partition plate is connected with the bin body in a sliding mode and located in the bin body, and the anti-blocking mechanism comprises a rotating block, a connecting frame, four rotating rollers and a driving assembly. The rotating block is rotationally connected with the partition plate, the cross section of the rotating block located below the partition plate is in a T shape, the connecting frame is fixedly connected with the rotating block, the connecting frame is in a cross shape, the four rotating rollers are fixedly connected with the connecting frame, the driving assembly is arranged below the connecting frame, and two openings are formed in the lower end of the partition plate; through the arrangement of the structure, the problems that in the prior art, a raw coal bunker separately stores different coal briquettes through a partition plate, and during coal blending, the coal briquettes fall down and are prone to blocking the lower end of the raw coal bunker are solved.

The utility model discloses a hoisting type hot waste gas collecting device, which comprises a rack, the gas collecting hood is connected with the rack, a connecting cylinder is arranged in the gas collecting hood, a plurality of gas holes are formed in the peripheral side of the connecting cylinder, an inverted-funnel-shaped water collecting plate is arranged at the bottom of the connecting cylinder, an annular water collecting groove is formed in the bottom of the gas collecting hood, the edge of the water collecting plate is located above the water collecting groove, and a water outlet pipe is connected to the outer side of the gas collecting hood; the water outlet pipe communicates with the water collecting tank; the collecting assembly comprises a collecting pipe, an exhaust fan and a collecting tank, and one end of the collecting pipe communicates with the connecting cylinder; by arranging the water collecting plate and the water collecting tank, when waste gas contains water vapor, the water vapor is gathered at the bottom of the water collecting plate, the gathered water vapor is condensed into water drops, the water drops drip into the water collecting tank along the water collecting plate, and water in the water collecting tank is discharged through the water outlet pipe, so that the water drops formed at the bottom of the gas collecting hood can be prevented from dripping downwards; and water drops are prevented from influencing work below the device.

The invention relates to a pipe for smoking tobacco. To achieve a compact and functional pipe with good cooling effect and cost-effective manufacturing, the pipe comprises a pipe stem (2) (a pipe tube), a pipe bowl (3), and a pipe bowl insert (4) detachably inserted into the pipe bowl (3), the pipe bowl insert having a shaft (5) connecting a bottom section (6) to an upper end section (7) of the pipe bowl insert (4). Within the pipe bowl (3) is a receiving area for smoking material forming a combustion chamber (8) and a smoke chamber (9). The receiving area (8) is formed by a funnel-shaped side wall of the pipe bowl (3) and the upper end section (6) of the pipe bowl insert (4). The smoke chamber (9) is bounded above by the upper end section (7) and below by the bottom section (6) of the pipe bowl insert (4). The pipe stem (2) is detachably attached to the pipe bowl (3) and is fluidically connected to it. stands,wherein the pipe stem (2) comprises a mouthpiece (10), a smoke cooling section (11) with extended air passage and at least part of a filter holder (12).

The utility model belongs to the technical field of grinding machines, and particularly relates to a high-temperature-resistant and low-temperature-resistant lubricating grease additive grinding device. Comprising a supporting rod, the upper end of the supporting rod is fixedly connected with a shell, the bottom of the shell is in a funnel shape, the bottom of the shell is provided with a discharging port, the left side of the shell is provided with a feeding port, the left side of the shell is symmetrically and fixedly connected with supporting plates located on the two sides of the feeding port, and a feeding assembly is slidably connected between the two supporting plates; a fixing plate fixedly connected to the inner wall of the shell is arranged below the feeding port, a through hole is formed in the upper surface of the right side of the fixing plate, and a grinding assembly fixedly installed on the shell is arranged below the fixing plate. The feeding assembly is arranged on the left side of the shell, the feeding amount can be controlled during feeding each time, blocking of raw materials during grinding is reduced, the raw materials can be ground for the second time by arranging the extrusion assembly and the grinding assembly, and the grinding effect of the raw materials is improved.

The vertical rotary table comprises a machining table, a supporting frame is welded to the top end of the machining table, a grinding sliding groove is formed in the top end of the supporting frame, a sliding block is slidably embedded into the inner side of the grinding sliding groove, and two bending pipes are connected to the bottom end of the grinding sliding groove; according to the scheme, the supporting rotary disc with a funnel-shaped groove is used as a support, the clamping mechanism is installed at the top end of the supporting rotary disc to clamp a workpiece, the adjustable characteristic of the grinding mechanism is utilized, the grinding mechanism is used for grinding the workpiece, and the grinding mechanism is used for grinding the workpiece. The water pipe is connected with the grinding mechanism, so that the water pipe can generate an adjustable function, dust generated in the grinding process is washed down through water, the attachment degree of the dust on the inner wall of a workpiece is reduced, the efficient dust removal function of the surface of the workpiece is achieved, and compared with the prior art, the dust removal effect is more thorough.

The utility model discloses a coin-operated spiral rolling game device which comprises a base and an operation assembly, a recovery cavity is arranged in the base, the operation assembly comprises a spiral rolling piece arranged at an installation opening of the base, the spiral rolling piece is of a funnel-shaped structure, and the inner wall of the spiral rolling piece is subjected to smooth treatment to form a rolling arc face. The lower end of the spiral rolling piece is provided with a recycling opening communicating with the recycling cavity. At least one coin inserting frame is further arranged on the circumference of the upper end of the spiral rolling piece, and an arc-shaped coin inserting channel which is arranged from top to bottom is arranged on the inner side face, close to the circle of the spiral rolling piece, of the coin inserting frame. After rolling out, the accelerated coin body rolls in a manner of being attached to the rolling arc surface of the inner wall of the spiral rolling piece, and after spirally falling, the coin body can finally fall into the recycling cavity in the base from the recycling opening to be recycled, so that higher entertainment interestingness is achieved.

The present invention relates to a ball valve type plugging device for a runner access hole, which is used to plug or open the access hole formed in the top plate of the runner. The lower section of the access hole is a plugging hole, and the plugging hole is in a circular funnel shape with a gradually increasing diameter from top to bottom. The wall of the plugging hole is smooth to form a plugging surface. The ball valve type plugging device includes a hemispherical valve arranged in the plugging hole, a hinge member for hinging the hemispherical valve on the wall of the plugging hole, and a locking mechanism arranged between the hemispherical valve and the top plate of the runner. The hemispherical valve can enter upward or exit downward from the plugging hole. The spherical surface of the hemispherical valve faces upward and its radius is greater than the radius of the upper port of the plugging hole. The locking mechanism is used to lock the hemispherical valve in the plugging hole so that a tight contact is formed between the spherical surface and the plugging surface to form a seal. The ball valve type plugging device of the present invention has a simple structure, is convenient to use, has a good water stopping effect, is stable and reliable, and has strong anti-seepage ability.

The utility model discloses a sealing device of a reaction kettle, which comprises a reaction kettle body, the top of the reaction kettle body is fixedly connected with a truncated cone-shaped second connecting pipe for feeding, the top end of the second connecting pipe is fixedly connected with a funnel-shaped first connecting pipe, and the second connecting pipe is internally and fixedly connected with a support frame; the top of the supporting frame is fixedly connected with a spring, the top end of the spring is fixedly connected with a conical block for sealing a pipe opening of the second connecting pipe, the edge of the conical block is fixedly connected with a sealing gasket, the top of the supporting frame is provided with a telescopic component enabling the conical block to vertically move, and the top of the first connecting pipe is provided with a cover plate. A threaded groove is formed in the bottom of the cover plate. According to the reaction kettle, harmful gas in the reaction kettle cannot be dispersed out of the reaction kettle during feeding, the feeding sealing performance of the reaction kettle is improved, the sealing performance of the feeding pipe can be ensured, and the sealing effect of the reaction kettle is further improved.

The utility model relates to an auxiliary spraying device for processing an aluminum shell of a gas meter. The automatic spraying device is characterized by comprising a base, a material leaking shell, a supporting seat and an automatic spraying assembly, the material leaking shell is fixedly connected to the base and is in a funnel shape, openings in the upper side and the lower side of the material leaking shell are in a big-end-up shape, the supporting seat is fixedly connected to the base, and the automatic spraying assembly used for spraying the aluminum shell of the gas meter is fixedly connected to the material leaking shell. The gas meter aluminum shell spraying device has the advantages that through the material leaking shell, the supporting base and the motor, the effect that a material spraying device rotates and sprays the surface of a gas meter aluminum shell is achieved, the effects that the gas meter aluminum shell is evenly sprayed and paint is saved are achieved, through a limiting rod, an elastic piece and a clamping block, the clamping effect on the gas meter aluminum shell is achieved, and the working efficiency is improved. And the effect of fixing the aluminum shell of the gas meter is achieved.

The utility model discloses a punching device for drip irrigation pipe production, which relates to the technical field of drip irrigation pipe punching and comprises a bottom plate, a cushion table is mounted in the middle of the top end of the bottom plate, a top plate is arranged above the bottom plate, and supporting rods are mounted on the periphery of the bottom end of the top plate through bolts. The bottom ends of the supporting rods are connected with the top end of the bottom plate through bolts, and a plurality of electric telescopic rods are installed in the middle of the bottom end of the top plate. By means of the threaded connection relation of the lead screw and the sleeve rod, under the action of manually rotating the sleeve block, the connecting plate is limited by the vertical rod to vertically move, so that the height position of the upper movable wheel can be flexibly adjusted through the connecting plate, a drip irrigation pipe can be conveniently clamped through the upper movable wheel and the lower movable wheel, and the drip irrigation pipe can be conveniently and rapidly clamped through the upper movable wheel and the lower movable wheel. Due to the funnel shape of the lower movable wheel and the upper movable wheel, the displacement effect can be further prevented, the stable straight state is kept, and the punching quality is improved.

The present invention discloses a plane wave tube and a design method for surface pulsating pressure measurement calibration. The plane wave tube includes a loudspeaker and a sound tube connected to the loudspeaker; the sound tube includes a continuously variable cross-section inner tube in a funnel shape, the large end of the continuously variable cross-section inner tube is connected to the sound-emitting end of the loudspeaker, and the small end is connected to an equal cross-section inner tube; along the axial direction of the inner wall of the equal cross-section inner tube, there are provided no less than two Helmholtz resonators; an equal cross-section branch pipe is installed between the outer tube and the equal cross-section inner tube, one end of the equal cross-section branch pipe leads to the inside of the equal cross-section inner tube, and the other end extends to the outer tube; and a microphone interface for connecting to a microphone is installed at the end of the equal cross-section branch pipe extending to the outer tube. The present invention can calibrate a surface pulsating pressure measurement system, making the measurement of the surface pulsating pressure by the measurement system more stable and accurate, and reducing measurement errors.

The utility model provides a direct exhaust air duct structure in an integrated cooker, and belongs to the technical field of integrated cookers. A direct exhaust air duct structure in an integrated cooker is characterized by comprising an air bellow, the air bellow is integrally formed by a metal plate, a negative pressure cavity and a smoke collecting cavity are formed in the air bellow, an air outlet is formed in the side lower portion of the smoke collecting cavity, a fan system is arranged in the smoke collecting cavity, a smoke collecting cavity upper cover is obliquely arranged at the upper end of the smoke collecting cavity, and the bottom of the smoke collecting cavity is in a funnel shape. A waste oil hole is formed in the lower end of the smoke collecting cavity. The upper cover of the smoke collecting cavity is designed to be inclined, embedded and sunken, so that waste oil can be conveniently collected, and risks such as oil seepage and oil leakage are prevented; the whole air bellow adopts an integral forming process, so that the metal plate strength is improved, the noise of the whole air bellow can be reduced, and metal plate resonance is prevented.

The present invention relates to a wall section (WS) of a hot gas path part (HP) for a gas turbine, which wall section (WS) is additively manufactured by (AM) a powder based manufacturing process, comprising a first surface (FS) and at least one first channel (FC) to supply a coolant to a number of second channels (SC), which at respective junctions (JS) are branching off from the at least one first channel (FC) and which are designated to cool the wall section (WS) during operation. To provide a wall section of an additively manufactured part, which is easier to de-powder, at least one of the second channels (SC), preferably all second channels (SC), comprises a shaped sub-section (SN) which merges into the at least one first channel (FD), the sub-section (SN) is funnel-shaped or comprises a continuously diverging cross section towards the first channel (FC).

The utility model provides a feeding disc for steel ball production and machining, and relates to the technical field of steel ball production and machining, the feeding disc comprises a discharging disc, the discharging disc is of a funnel-shaped structure, the inner wall of the discharging disc is provided with a feeding assembly, the feeding assembly comprises a conveying belt, and the outer surface of the conveying belt is provided with multiple sets of feeding plates; the multiple sets of feeding plates are installed on the surface of the outer end of the conveying belt at equal intervals, a guide groove is formed in the top end of the conveying belt, the guide groove is obliquely installed, a sliding groove is formed in the inner wall of the discharging disc, and the conveying belt slides in the middle of the inner side of the sliding groove. According to the steel ball feeding device, the discharging disc is arranged to be of the funnel-shaped structure, then the feeding plates are driven by the conveying belt to ascend one by one, and therefore steel balls in the discharging disc are stably conveyed one by one, and the uniformity of the feeding speed of the steel balls is effectively improved; and meanwhile, the situation that in the background technology, residual steel balls fall into the discharging disc and cannot be conveyed and fed is effectively avoided.

The invention relates to the field of seawater desalination and water treatment, in particular to a packing filling tool for a large seawater reverse osmosis pretreatment multi-medium pressure filter. Comprising a funnel-shaped filler filling bin, a filler conveying pipe connected with the bottom of the filler filling bin, and a filler distribution disc connected with the bottom of the filler conveying pipe, the filler distribution disc comprises a sleeve used for being connected with the filler conveying pipe, a plurality of reinforcing ribs and a filler buffering steel plate. One end of each reinforcing rib is fixedly connected with the bottom of the sleeve, and the other end of each reinforcing rib is fixedly connected with the edge of the filler buffer steel plate; the filler buffering steel plate is arranged below the outlet of the filler conveying pipe and is used for buffering materials so as to protect a water cap in the multi-medium pressure filter. According to the filler filling tool, the filler filling efficiency and safety are improved, the filler filling labor cost is reduced, and the operation stability in the filler filling process is guaranteed.

The utility model discloses a stainless steel pipe fitting heat treatment device, which relates to the technical field of steel pipe treatment, and comprises a placing plate, a spray head, a driving mechanism, a connecting pipe, a supporting block, an auxiliary rod, a bottom plate, a driving rod and a holding block, the outer side of the driving rod is also connected with a mounting block, the inside of the mounting block is connected with a reset spring, and the outer side of the reset spring is connected with a top plate. A torsional spring is connected to the outer side of the top plate, a movable block is connected to the inner side of the torsional spring, an anti-disengaging block is connected to the outer side of the movable block, and elastic blocks are arranged on the periphery of the movable block. The elastic block and the movable block are arranged on the periphery of the mounting block, the elastic block is of a funnel-shaped structure, a pipe fitting is inserted into the mounting block in the using process, so that the movable block is located in the pipe fitting, meanwhile, the elastic block and the movable block are isolated through the pipe fitting, the movable block is supported towards the outer side under the driving of the torsion spring, and therefore the pipe fitting is prevented from being damaged. And the movable block and the anti-falling block are located in the pipe fitting, and the pipe fitting is fixed and limited.

The accumulated water draining structure comprises a funnel-shaped water outlet surface cover and an inner frame plate, the inner frame plate is fixedly connected to the top of the water outlet surface cover, and a gap exists between the bottom surface of the inner frame plate and the top surface of the water outlet surface cover; the center of the water outlet surface cover is sunken to form a first groove, and the edge of the first groove is in smooth transition to the center; the center of the first groove continuously sinks downwards to form a water passing cavity, a plurality of flow guide grooves are formed in the first groove, and water inlets of the flow guide grooves are located in the water passing cavity; a plurality of flow guide grooves are formed in the water outlet surface cover and matched with the water passing cavity, accumulated water is rapidly and directionally drained, residues are reduced, the design of the horizontal flow grooves and the through holes assists in water flow dispersion, and the overall drainage efficiency is improved; moreover, the center of the first groove continuously sinks downwards to form the water passing cavity, accumulated water can be rapidly collected through the water passing cavity, the drainage speed is high, and flow can be stopped when water is turned off.