148results about How to "Effective occlusion" patented technology

The invention provides an optical imaging device, which comprises a lens group, a spacing element group and a lens barrel, the lens group comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a sixth lens which are sequentially arranged at intervals from the object side to the image side of the optical imaging device, and the half Semi-FOV of the maximum half field angle of the optical imaging device and the numerical aperture fno of the optical imaging device meet the following conditions: 1lt; fno / tan (Semi-FOV) < = 1.25; the effective focal length f of the optical imaging device and the effective focal length f1 of the first lens meet the following formula:-2.3 lt; f1 / flt; -1.2,-1.2; the inner diameter d0s of the object side end face of the lens barrel, the inner diameter d1s of the object side face of the first spacing element and the effective focal length f1 of the first lens meet the following condition:-1.45 < = (d0s-d1s) / f1lt; and-0.85. The problem that in the prior art, an ultra-wide-angle and large-aperture optical imaging device is serious in stray light is solved.

The invention discloses a display panel and a display device, relates to the technical field of display, and can reduce the problem of large-viewing-angle light leakage of the display panel and improve the peep-proof effect of the display panel. The display panel comprises a driving substrate, and the driving substrate comprises a substrate layer and a driving layer; the light-emitting device layer is arranged on the side, away from the substrate layer, of the driving layer; the at least two shading structures are arranged on the side, away from the substrate layer, of the light emitting device layer, and an isolation layer is arranged between the at least two shading structures; the light-emitting device layer comprises a pixel defining layer, a light-emitting layer and a reflection structure, the pixel defining layer comprises a plurality of pixel openings, the light-emitting layer is arranged on the pixel openings, and at least part of the reflection structure is arranged on the inner walls of the pixel openings; the shading structure is provided with a plurality of hollows, and orthographic projections of the hollows on the substrate layer cover orthographic projections of the pixel openings on the substrate layer.

The invention provides an optical imaging lens, the optical imaging lens has seven lenses with focal power, the optical imaging lens comprises a lens group, a spacing element group and a lens barrel, the curvature radius R12 of the image side surface of a sixth lens and the outer diameter D6s of the object side surface of a sixth spacing element satisfy the following conditions:-2.72 < = R12 / D6s < =-1.15; and the curvature radius R13 of the object side surface of the seventh lens, the outer diameter D6m of the image side surface of the sixth spacing element and the inner diameter d6m of the image side surface of the sixth spacing element meet the condition that R13 / (D6m-d6m) is more than or equal to 10.25 and less than or equal to 11.08. The problem that the rear end of an optical imaging lens in the prior art generates serious aberration is solved.

The invention provides a punching machine for thermal forming die machining. The punching machine comprises a base, multiple top corners of the upper surface of the base are connected with jacking columns, the top ends of the multiple jacking columns are connected with a supporting plate, a plate body of the supporting plate is connected with a punching mechanism, and the bottom end of the punching mechanism is provided with a deslagging mechanism; the punching mechanism comprises an oil cylinder connected to the top end of a plate body of the supporting plate, a lifting shaft connected with the output end of the oil cylinder, a punching shaft connected to the bottom end of the lifting shaft and a plurality of telescopic shielding rods. The deslagging mechanism comprises a deslagging hole formed in the base, a deslagging cavity communicated with the deslagging hole and a negative pressure assembly connected with a cavity body of the deslagging cavity. According to the punching device, gas can be output through the exhaust hole in the bottom end of the sliding shell along with lifting of the punching shaft, and therefore waste chips are guided to enter the slag discharging hole to be collected by means of the gas blown to the punching position.

The utility model discloses a knuckle bearing installation mechanism, including installation seat and hydraulic cylinder, the inside of installation seat is fixed with the stop collar, and the inner wall top end of stop collar is provided with oil storage tank no. 1, the inner wall bottom end of stop collar is provided with oil storage tank no. 2, and the top end of oil storage tank no. An oil injection opening is formed in one end of the top wall of the limiting sleeve, and a limiting column is slidably connected into the limiting sleeve. Compared with an existing knuckle bearing mounting mechanism, the knuckle bearing mounting mechanism is provided with the radial limiting mechanism, radial limiting can be conducted on the downward pressing mechanism, the situation that in the downward pressing process of the downward pressing mechanism, a hydraulic cylinder deflects due to the counter-acting force of a workpiece or the uneven surface of the workpiece is avoided, and the practicability of the device is improved advantageously; and meanwhile, the device is provided with the shielding mechanism, shielding can be provided during the working period of the device, so that the situation that fragments fallen when the workpiece is broken injure nearby personnel is avoided, and the safety of the device is improved advantageously.

The utility model relates to the field of cold storage door edge covering, in particular to a mounting structure of a cold storage door, which comprises a cold storage door frame edge covering plate, a decorative cover plate is mounted on the cold storage door frame edge covering plate in a covering manner, a plurality of fixing parts are mounted on the cold storage door frame edge covering plate, and a mounting part is arranged on a plate body of the cold storage door frame edge covering plate. A mounting groove is formed in the door frame edge covering plate, a decorative cover plate covers the mounting part, a first embedding part and a second embedding part are arranged on the two sides of the mounting part respectively, a wider groove in one side of the mounting part is set as the first embedding part, and a narrower groove in the other side of the mounting part is set as the second embedding part. And the decorative cover plate which can be clamped and mounted in the mounting groove is arranged, so that the mounted decorative cover plate can effectively shield a fixed part after the fixed part is mounted on the edge covering plate of the door frame of the cold storage door, and the edge covering plate of the door frame of the cold storage door is more attractive after being mounted.

The utility model discloses a kind of board ring sensor surface grinding with scrap collecting device, including support frame: the bottom of the support frame is provided with support table, the top of the support table is fixedly connected with stepped support plate by bolt, the top of the stepped support plate is rotatably connected with two slot plates, the left and right sides of the top of the stepped support plate are rotatably connected with driving plate, two The end opposite to the driving plate is rotatably connected with sliding block, the surface of the sliding block is slidably connected with the inner cavity of slot plate, the top of the left and right sides of the support table is fixedly connected with motor by bolt, the utility model is rotated by starting motor driving driving plate, in turn by sliding block driving slot plate reciprocating swing, to expand the collection range of dust cover to scrap, it can reach in polishing process, the scrap generated by polishing is collected, to avoid the purpose of adverse effect of scrap splashing on working environment.

The suspended ceiling spraying device for building decoration comprises a movable bottom plate, a plurality of self-locking universal wheels are evenly arranged on the bottom face of the movable bottom plate, a material box is arranged on the top face of the movable bottom plate, the bottom end of the right side of the material box is communicated with a material pumping pump, the other end of the material pumping pump is connected with a sprayer, and the sprayer is connected with a spraying head. A supporting column is arranged in the center of the top face of the movable bottom plate, a conical baffle is connected to the top end of the supporting column, an inverted-U-shaped plate is fixedly connected to the top end of the conical baffle, the sprayers are evenly arranged on the top face of the inverted-U-shaped plate, a through groove is formed in the movable bottom plate in a communicating mode, and a pushing handle is arranged on the top face of the movable bottom plate. Compared with the prior art, the device has the advantages that the conical baffle is arranged at the top end of the device, redundant falling pigment is collected through the conical baffle, an operator is always located at the bottom end of the conical baffle through the through groove, the pigment can be effectively shielded, and therefore the safety protection performance in the operation process is improved.

This utility model relates to the field of power system monitoring technology, specifically to a wireless monitoring sensor for the corrosion status of substation grounding grids. It includes a cylindrical base, a heat dissipation chassis fixedly mounted on the upper end of the cylindrical base, a layered shielding chamber fixedly mounted on the upper end of the heat dissipation chassis, and a shell fixedly mounted on the upper end of the heat dissipation chassis. The shell is configured as an umbrella cone structure, and a pointed cone-shaped energy-concentrating head is fixedly mounted on the upper end of the shell. The pointed cone-shaped energy-concentrating head is made of conductive and corrosion-resistant materials. Utilizing the principle of point discharge, this utility model enhances the ability to converge spatial electromagnetic field signals, thereby improving signal acquisition sensitivity and ensuring the accuracy of monitoring data. Simultaneously, by configuring the shell as an umbrella cone structure and providing an internal insulating cavity filled with heat-insulating material, the device's environmental adaptability is improved.

The utility model relates to the technical field of cleaning equipment, and provides a shielding structure and a cleaning robot, which comprise a support part, a shielding layer and a driving unit. The support part is arranged at an opening position of a cleaning unit of the cleaning robot, the shielding layer is connected to the support part, and the driving unit is connected with the support part to drive the support part to be switched between a first position state and a second position state. According to the scheme, through the combined design of the support part and the shielding layer, the cleaning unit can be effectively shielded when the robot passes through an area which does not need to be cleaned, and the situation that the cleaning unit secondarily pollutes the ground or interferes with objects on the ground is prevented. When the floor is cleaned, the shielding layer can be folded, so that the cleaning unit can work normally, and when the floor passes through an area which does not need to be cleaned, the shielding layer is unfolded, so that the area which does not need to be cleaned and the cleaning unit are protected. Meanwhile, the occupied space is smaller after the folding structure is folded, and miniaturization of the cleaning robot is facilitated.

The utility model discloses a cold cutting flying saw machine with a scrap cleaning function, which belongs to the technical field of cold cutting flying saw machines and comprises a displacement rail seat, a support column fixedly mounted at the lower end of the displacement rail seat, a driving cabin arranged at the upper end of the displacement rail seat, a cutting blade mounted at the transmission end of the driving cabin, and a dust shield arranged on the outer side of the cutting blade. The cold cutting flying saw machine with the scrap removing function is additionally provided with the scrap removing mechanism, the scrap removing mechanism adopts a guiding and flow guiding mode and is matched with a shielding cover, waste scraps are effectively shielded, and the cold cutting flying saw machine with the scrap removing function has the advantages that the cold cutting flying saw machine with the scrap removing function is convenient to use, safe and reliable. The situation that waste chips are thrown out under the action of the blade rotating at a high speed and pollute the surrounding environment is avoided, and meanwhile the health of operators is protected; scraps fall on the guide sliding slope, are effectively guided to slide into the scrap guide sliding groove and then enter the scrap accumulation bin through the scrap guide pipe, and orderly collection of the scraps is achieved.

The utility model discloses a kitchen range's water pan structure, including water pan body, the water pan body is provided with burner avoidance hole and is used for connecting the mounting counter bore of water pan body and burner, the mounting counter bore is arranged aside the mounting hole, the mounting counter bore is detachably connected with the shield cap that is used for shielding the mounting connecting piece, the shield cap is detachably connected with the mounting connecting piece, and the mounting connecting piece is detachably connected with the mounting counter bore. According to the water pan, the mounting counter bore is formed in the water pan body, and the shielding cap is arranged in the mounting counter bore, so that mounting connecting pieces such as screws and nuts are effectively shielded, and the overall attractiveness of a stove is improved. By means of the design, after the cooker is installed, the appearance of the cooker is neater and smoother, no exposed installation part exists, and the high requirement of consumers for the appearance of the cooker is met.

The utility model provides a cap-connected neck protection pillow which comprises a neck pillow body and a cap body, and the cap body is connected with the neck pillow body. Wherein the cap body is provided with an eyeshade corresponding to the eyes of a user, the two ends of the eyeshade are connected with the cap body, and the lower edge of the eyeshade is provided with a structure conforming to the outline of the nose of the user. According to the neck protection pillow connected with the cap, the cap body can cover the head, the back face of the neck and the side face of the neck of a user, the neck can be prevented from being sunburnt by dazzling sunlight, the eyeshade can better conform to the face of the user, the eyes can be effectively shielded, the eyes are prevented from being stimulated by the sunlight, and through cooperation of the neck pillow, the cap body and the eyeshade, the user can feel more comfortable. When a user wears the hat, sun shading and sun blocking can be effectively achieved, the better shading effect is provided, the comfort requirement of the user in the journey is met, and the sleep quality is improved.

The utility model provides a light truck tarpaulin troop carrier. The light truck tarpaulin troop carrier comprises a frame, a headstock and a carriage are fixedly mounted at the top of the frame, a steel framework is fixedly mounted at the top of the carriage, rainproof tarpaulin is arranged on the outer side of the steel framework and fixedly connected with the steel framework and the carriage, two rows of wooden seats are arranged in the carriage, and the two rows of wooden seats are fixedly connected with the steel framework. The sides, away from each other, of the two rows of wooden seats make contact with the inner walls of the two sides of the compartment correspondingly. Two getting-on handrails are arranged on the side, away from the vehicle head, of the compartment, and the two getting-on handrails are symmetrically arranged; an anti-corrosion wood seat cushion is fixedly installed on the top of the wood seat, and anti-corrosion wood backrests are fixedly installed on the inner walls of the two sides of the compartment. The light truck tarpaulin troop carrier provided by the utility model has the advantages of flexibility and high efficiency of a civil light truck and capability of meeting special requirements of military transportation.

The utility model relates to an adjustable multimedia display support for an outdoor sports venue, and relates to the field of multimedia display supports. The device comprises a ground base, a positioning ring base is installed on the upper end face of the ground base and fixedly connected with the ground base, a rotating support is installed on the upper end face of the positioning ring base and rotationally connected with the positioning ring base, and a motor for driving the rotating support to rotate is further installed in the center of the ground base. A display bracket is arranged above the rotating support in a sleeved mode and connected with the rotating support in a sliding mode. Through driving of the motor and the electric cylinder, the height and the rotation angle of the display equipment can be conveniently adjusted, the watching requirements of different audiences are met, and the watching experience of the audiences is improved. Due to the design of the supporting foot bases of the ground base and the reasonable connecting structure of all the components, the stability of the whole support in the open air environment is guaranteed, and the support can bear certain external force and does not topple over.

The invention discloses a teaching demonstration device with a simulation function, and relates to the technical field of teaching demonstration, the teaching demonstration device comprises a base, one side of the top of the base is fixedly provided with a placement table, the teaching demonstration device further comprises a supporting plate, the supporting plate is fixedly installed on the rear side of the top of the base, the top of the supporting plate is hinged to a cover plate, and one side of the cover plate is hinged to a baffle; a mounting groove is formed in the other side of the top of the base, meanwhile, fixing rods are symmetrically mounted in the mounting groove, and the two fixing rods are symmetrically sleeved with movable sleeves; the pinhole imaging principle can be simulated and demonstrated, the height of the vertical plate can be adjusted according to the height of a light source, light rays can be focused more easily, the consistency of light ray propagation paths can be ensured, imaging distortion caused by angle deviation is reduced, and the cover plate and the baffle can be driven to rotate when the height of the vertical rod is adjusted according to the height of the light source. And therefore, external light can be shielded, and the imaging quality is prevented from being influenced by relatively strong external light.

The utility model relates to the technical field of mixing pile construction, disclose a kind of mixing pile mud splashing prevention device including shielding subassembly and base;Shielding subassembly includes multiple shielding monomers, rotationally connected between adjacent shielding monomers, the shielding monomer for being connected to mixing pile drill rod in multiple shielding monomers one end, the shielding monomer connected to base in multiple shielding monomers other end.The utility model shielding monomer rotationally connected and two ends are connected drill rod and base, can closely adhere drill rod lifting track, angle is flexibly adjusted to reduce mud overflow, improve mud efficiency;Modular structure adapts to different drill rod specifications and construction conditions, solve the problem of traditional mudguard adaptation difference;Portable design and dismounting are convenient, can save construction manpower time cost, improve construction efficiency.

The invention discloses grinding equipment for machining water pump accessories, and relates to the field of grinding equipment, the grinding equipment comprises a grinding main machine, a grinding cover and a driving motor are mounted on the grinding main machine, a grinding wheel is rotatably mounted in the grinding cover, the grinding wheel is in transmission connection with the driving motor, and an operation table is mounted on the grinding cover. It needs to be explained that in the embodiment of the invention, the operation table is closed through the inner protective cover and the outer protective cover, splashed dust and impurities are shielded, meanwhile, during grinding, one hand moves an arc-shaped locking plate downwards, then the other hand moves the accessory, the accessory is ground by a grinding wheel, the accessory rolls on a plurality of balls, and therefore the accessory can be ground conveniently. And the problem that the two hands of a worker need to grab accessories for machining can be effectively solved, so that the problem that the hands of the worker are prone to being injured due to contact with a grinding wheel when the worker grinds the accessories can be effectively solved, and potential safety hazards are effectively eliminated.

The utility model relates to the technical field of nori sorting, and discloses a nori quantitative sorting device which comprises a device frame, four supporting legs are fixedly arranged on the bottom face of the device frame and evenly distributed on the bottom face of the periphery of the device frame, a conveying mechanism is fixedly arranged in the device frame, and the conveying mechanism is connected with the device frame. A sorting mechanism is fixedly arranged on the right side face of the conveying mechanism. The transmission mechanism comprises a transmission part and a power part; the back surface of the power part is fixedly connected with the front surface of the transmission part; the power part comprises a motor A. The back face of the motor A is fixedly connected with the front face of the device frame. The sorting mechanism is arranged, and a motor B and a rotating handle are arranged to work in a matched mode, so that a push plate can move left and right, when nori enter the surface of an induction plate, the nori can be rapidly subjected to weight detection and quantitatively sorted, the nori is pushed into a corresponding sorting table by the push plate to be packaged, and the sorting efficiency is improved.

This invention relates to the field of smelting furnace technology, specifically to a waste aluminum melting furnace, comprising a base, a deflector frame rotatably mounted on the base, and a furnace body on the deflector frame, as well as a U-shaped frame, an arc-shaped plate, a docking assembly, and a deflector component; the U-shaped frame is mounted on the deflector frame, and the arc-shaped plate is mounted on the U-shaped frame with an arc-shaped notch for draining liquid; the docking assembly drives the U-shaped frame to move, causing the arc-shaped plate to embed into the furnace opening to block the liquid surface and drain liquid through the notch; the arc-shaped plate has a symmetrical split structure, comprising two plate bodies; the deflector component drives the two plate bodies to deflect 90 degrees each to form a V-shape, forming an external long rod sliding guide support structure; this device can stably drain aluminum liquid, block slag, simplify operation, and improve the stability of long rod operation, making it safe and convenient to use.

The utility model provides an airing rod assembly and a clothes airing machine, and relates to the technical field of intelligent home equipment. Wherein the airing rod assembly comprises an airing rod passing sleeve and a bracket, and the airing rod passing sleeve comprises a pipe body used for containing a telescopic airing rod and a fixing piece arranged at the end of the pipe body; the bracket comprises a main frame and a first panel extending outwards along the bottom of one side of the main frame; the end of the main frame is fixedly connected with the inner side of the pipe body, and the end of the first panel is fixedly connected with the bottom of the fixing piece. The bracket of the airing rod assembly comprises the first panel extending along the main frame, at least part of exposed parts can be shielded through the arrangement of the first panel, the attractiveness is improved, the assembling operation can be effectively simplified, the stability of the first panel can be improved through fixed connection of the fixing piece and the first panel, and the first panel is prevented from deforming.

This utility model relates to the field of building pipeline technology, specifically a wall-penetrating device for leak-proof pipes in building structures. It includes a wall and a pipe. The surface of the wall has a perforation for the pipe to pass through. The surface of the pipe is equipped with a sealing device, which includes an air bladder and a cover. The air bladder is sleeved and connected to the pipe. There are two covers, each sleeved and connected to the pipe. The inner wall of the air bladder has a cavity. An inlet valve and an outlet valve are fixedly connected to the surface of the air bladder. A threaded sleeve is fixedly connected to the surface of the cover. This utility model, by setting up a sealing device, inflates the air bladder through the inlet valve, using its expansion to fill the gap between the pipe and the wall perforation. This sealing method can adapt to various irregular gap shapes and, together with the cover, provides protection. It reduces the need for concrete filling for leak prevention, which leads to inconvenient operation and subsequent disassembly, thus improving overall practicality.

This utility model relates to the field of communication device technology and discloses a wireless intercom communication device for tunnels, including a walkie-talkie. The walkie-talkie has an internal mounting hole, and the connecting sleeve has an internal locking hole. The locking hole engages with a locking block. This utility model utilizes a telescopic rod fixedly installed inside the mounting hole, with the locking hole engaging with the locking block. During normal operation, the connecting sleeve is first fitted onto the outside of the walkie-talkie. Then, the locking block is pressed towards the center of the walkie-talkie, causing the inner wall of the connecting sleeve to slide against the locking block. Simultaneously, as the connecting sleeve moves upwards to engage the locking hole with the locking block, the locking block, through the spring force, pushes the telescopic rod forward, engaging the locking block with the locking hole. This secures the walkie-talkie to the connecting sleeve, preventing it from easily falling off and causing damage during vigorous operation.

The utility model provides a waste lithium battery recycling and storing device which comprises a base, a cabinet body is fixedly installed at the top of the base, a winder is fixedly installed at the top of the cabinet body, a dustproof curtain is arranged in the winder, two limiting grooves are formed in the two sides of the interior of the cabinet body, and the limiting grooves are arranged in the cabinet body. The dustproof curtain penetrates through the top of the cabinet body and extends into the cabinet body. According to the waste lithium battery recycling and storing device, the lithium batteries are placed in the cabinet body, after the cabinet body is full of the lithium batteries, the first magnetic attraction block is pulled, the first magnetic attraction block pulls out the dustproof curtain from the interior of the winder, the dustproof curtain slides in the direction of the limiting groove, and the first magnetic attraction block and the second magnetic attraction block make contact with each other and are fixed together in an attraction mode; the dustproof curtain effectively shields the whole cabinet body and effectively prevents dust from entering the cabinet body, when the dustproof curtain is not used, the first magnetic attraction block and the second magnetic attraction block are separated, and due to the winding effect of the winder, the dustproof curtain enters the interior of the winder.

The utility model relates to mineral processing technical field discloses a quartz sand high -efficient flotation device of intelligent monitoring, including positioner, auxiliary mechanism and organism, the positioner is located inside the organism, the positioner includes protective housing, the upper end fixed connection of protective housing limits the block, the inner wall sliding connection of protective housing has the inclined plate, the surface fixed connection of inclined plate has the limit post, the upper end fixed connection of inclined plate has the baffle, the outside fixed connection of baffle has the pull ring, the side of protective housing is installed and has the storage box, the utility model discloses through setting positioner, the operator pulls the pull ring, and the baffle of moving drives the inclined plate to slide out the storage box, and the operator rotates the limit block to cancel the limit of the limit block to the above storage box, and the whole operation process is simple and efficient, and the operator can complete the installation and disassembly of PH sensor quickly, improves work efficiency, and reduced the complexity of operation.

The invention relates to the technical field of 5G communication modules, in particular to a 5G communication module capable of being externally connected with an expansion interface and an assembling method thereof.The 5G communication module comprises a bottom plate, the upper end of the bottom plate is fixedly connected with a signal module assembly, the upper end of the bottom plate is fixedly connected with a shell assembly, the inner side of the shell assembly is slidably connected with a limiting assembly, and the signal module assembly comprises a circuit board; the inner side of the circuit board is fixedly connected with a power interface, an audio interface, a network cable interface and a USB interface, the upper end of the circuit board is fixedly connected with an antenna fixing seat, and the inner side of the antenna fixing seat is rotatably connected with a rotating seat. According to the use conditions of the interfaces on the 5G communication module, corresponding dustproof protection measures can be easily removed or added only through simple operation, the interfaces can be effectively shielded, dust and impurities are prevented from invading, and the problem that the dustproof plug is lost does not need to be worried about.

An anti-splashing device of a section steel head milling machine comprises an arc-shaped cover plate arranged on a machine body, the arc-shaped cover plate is arranged on a sliding rod in a sliding mode, the sliding rod is a suspended rod body, the end, away from a cutter head, of the sliding rod is fixed to the machine body, the arc-shaped cover plate is arranged on the sliding rod in a sliding mode through an outer side clamping structure, and an anti-rotating structure is arranged between the sliding rod and the clamping structure. The anti-splashing device comprises the sliding rod and the arc-shaped cover plate arranged on the sliding rod in a sliding mode, when the anti-splashing device is used, the position of the arc-shaped cover plate can be adjusted according to needs so that splashing metal can be effectively shielded during milling, and the environment nearby milling machining can be effectively improved.

The utility model provides an anti-seepage device for a basin and peritoneal drainage tube, which relates to the technical field of medical auxiliary facilities and comprises an ostomy bag, and an opening is arranged at the top of the ostomy bag close to the middle position. According to the utility model, when a pelvic drainage operation and an abdominal drainage operation are carried out on a patient, the drainage hose penetrates through the opening, penetrates out of the third through hole in the surface of the base plate and is guided into the wound of the patient for drainage, and then the ostomy bag is attached to the wound of the patient after the medical adhesive on the surface of the base plate is torn off; the position, close to the warped edge, of the ostomy bag is pulled up and then fixed to the surface of the drainage hose through the fixing binding wire, when seepage occurs in the drainage process, liquid can enter the ostomy bag through the base plate, the ostomy bag and the drainage hose are combined, the seepage state can be effectively observed, and the drainage effect is good. Pollution to the bed sheet and the hospital gown after seepage can be effectively avoided, the using effect is improved, and meanwhile the workload of nurses is reduced.

The invention relates to the field of aluminum alloy doors and windows, and particularly discloses a windproof aluminum alloy sliding window which comprises a window sash and a window frame, pulleys are arranged on the two sides of the window sash, and a front-back through groove is formed in the bottom of the window sash; the window frame is provided with a containing groove, a guide groove is formed in the inner side wall of the containing groove, and the pulley is supported in the guide groove; a fixed transverse plate, a swing plate, an elastic film and a movable plate are arranged in the containing groove, and the elastic film is connected with the swing plate and the movable plate; and a ventilation gap is formed between the fixed transverse plate and the window sash. By the adoption of the window, a certain ventilation function can be kept after the window sash is closed, and outdoor strong wind can be prevented from being blown into a room.