19results about How to "Avoid padding" patented technology

The invention discloses an abdominal wall shaping maintaining device which comprises a maintaining assembly and a fixing assembly. The maintaining assembly comprises an elastic maintaining bag and filler filled in the elastic maintaining bag; the elastic maintaining bag is contained in the concave position of the abdominal wall, and the elastic maintaining bag can elastically deform under the filling of the filler so as to adapt to the shape of the concave position of the abdominal wall. The fixing assembly is connected with the maintaining assembly and the abdominal wall and used for fixing the elastic maintaining bag to the concave position of the abdominal wall. The elastic maintaining bag is contained in the concave position of the abdominal wall and filled with the filler, so that the elastic maintaining bag can exert pressure on the concave position of the abdominal wall under the action of the filler inside the elastic maintaining bag, the concave position is prevented from being filled with tissue or tissue fluid around the concave position of the abdominal wall, and the postoperative local concave shape is maintained. Moreover, the elastic maintaining bag can be elastically deformed, and the shape of the elastic maintaining bag is formed by filling the filler, so that the shape of the elastic maintaining bag can be self-adaptive to the concave shape of the abdominal wall under the filling of the filler.

The embodiments of the present application provide a method for manufacturing a semiconductor structure, comprising: successively forming a target layer, a first mask layer, an isolation layer and an intermediate layer on a substrate, the intermediate layer in a first zone having at least one first recess, and the intermediate layer in a second zone having at least one second recess; forming filling layers, the filling layers filling the first recess and the second recess, the upper surfaces of the filling layers being higher than the upper surface of the intermediate layer, and the height difference between the top surface of the filling layer on the first zone and the top surface of the filling layer on the second zone being less than or equal to a first preset value; performing a maskless dry etching process to remove a part of the filling layer on the first zone until the top surface of a sacrificial layer is exposed; removing the sacrificial layer covering a side wall of the first recess so as to form a first opening on the first zone; and etching a part of the target layer by using the first opening, the remaining target layer constituting a target pattern. The embodiments of the present application are conducive to completely etching a target layer to form a required target pattern.

The utility model provides road gap repairing equipment, and belongs to the technical field of road repairing. Road gap repairing equipment comprises a vehicle body, a handle is installed on the end face of one side of the vehicle body, wheels are installed at the bottom of the vehicle body, an outlet is further fixed to the bottom of the vehicle body, and the peripheral side of the outlet is sleeved with a scraper assembly; the scraping plate assembly comprises a scraping box, the scraping box is fixed to the bottom of the vehicle body through a spring, a notch is formed in the end face of one side of the scraping box, a plurality of spring pieces are fixed in the notch, a sliding rod is further arranged in the scraping box in a sliding mode, and a plurality of shifting blocks are fixed to the sliding rod. Slurry for repairing a gap can be automatically flattened through the inclined surface on the scraping box, the situation that the periphery of the gap is filled with excessive slurry can be avoided, broken stones around the gap can be bounced away through the spring piece by enabling the spring piece to vibrate circularly, and the situation that a road is uneven after being repaired due to the fact that the scraping box is bounced by the broken stones is effectively avoided.

The utility model discloses a backfill structure for municipal road repair, which comprises a mounting box, the outer walls of the two sides of the mounting box are hinged with the same push rod, the backfill structure also comprises a limiting mechanism, the limiting mechanism is positioned on the inner wall of the bottom of the mounting box, the limiting mechanism comprises a mounting seat, a sleeve rod, a limiting hanging rod and a movable rod, a material storage barrel is arranged in the mounting seat, and the sleeve rod is connected with the limiting hanging rod. A mounting plate and two fixing plates are arranged on the circumferential outer wall of the mounting seat, and the two ends of the sleeve rod penetrate through the outer walls of the two sides of the limiting hanging rod. The backfilling structure for municipal road repair has the advantages that the structure is simple, use is easy and convenient, manpower burden is reduced, the storage barrel can be flexibly adjusted and fixed for a long time, an operator is prevented from lifting the storage barrel for a long time to fill a road seam to be repaired with mud, and waste of mud resources is reduced.

The utility model discloses a corrugated board production glue spreader which comprises side plates, a glue spreader, a motor and a rotating roller, a supporting plate is arranged between the two side plates, a first bevel gear is arranged at the bottom of the supporting plate, a first connecting rod is arranged on the right side of the bottom of the supporting plate, and a second bevel gear is arranged at the left end of the first connecting rod. A glue storage box is arranged at the top of the supporting plate, a movable plate is arranged in the glue storage box, a threaded rod is arranged at the bottom of the movable plate, a glue coating roller is arranged between the two side plates, a motor is arranged on the left side plate, a second connecting rod is arranged between the two side plates, and a second handle is arranged at the right end of the second connecting rod. According to the gluing machine for corrugated board production, the movable block and the second connecting rod are arranged, by rotating the second connecting rod, the movable block moves in the movable groove, and the rotating roller moves up and down, so that the distance between the rotating roller and the gluing roller is adjusted, and corrugated boards with different thicknesses can be glued conveniently.

The utility model discloses a chewing trainer, and particularly relates to the field of medical instruments. The chewing trainer comprises a mouth support, a chewing part and an automatic propelling device, the chewing part is detachably arranged on the side edge of the mouth support, the chewing part is provided with a containing cavity and a plurality of communicating holes, the communicating holes are communicated with the containing cavity, the mouth support is provided with a columnar protruding block, and the columnar protruding block is arranged on the mouth support. The cylindrical protruding block is provided with a storage cavity used for storing food, the storage cavity is communicated with the containing cavity, and the automatic propelling device is arranged at the top of the cylindrical protruding block, extends into the storage cavity and is used for automatically squeezing the food in the storage cavity into the containing cavity.

This utility model relates to the field of machining technology, specifically to a uniform grinding device for needle production. It includes an operating table, with a clamping drive platform fixedly connected to its upper surface. Two adjusting plates are slidably connected to the side of the operating table near the clamping drive platform. Grinding rollers are rotatably connected to the inner walls of both adjusting plates. Cleaning devices are provided on the sides of the two adjusting plates that are far apart from each other. Each cleaning device includes two L-shaped plates, fixedly connected to the sides of the two adjusting plates that are far apart from each other. Scrapers are fixedly connected to the sides of the two L-shaped plates near the adjusting plates, and the scrapers abut against the grinding rollers. This utility model solves the problem that when using grinding rollers to grind needles, the surface of the grinding rollers is easily affected by residual needle debris, thus affecting the uniformity and efficiency of the grinding process.

The utility model relates to a sand prevention valve core for an inflatable ball, belongs to the technical field of valve cores, and aims to solve the problems that in the using process of an existing inflatable ball, sand grains or particle sundries can be filled in an inflation hole of the valve core, the sand grains or particle sundries can influence normal use during inflation, and the valve core is damaged or the use of the inflatable ball is influenced. The valve core comprises a valve core body, an inflation hole penetrating through the valve core body is formed in the valve core body, a hole body, at least located at one end of the outer side of a ball body, of the inflation hole is of an air inlet small hole structure, and when the valve core body is installed on the ball body, the air inlet small hole is automatically closed and sealed under the elastic effect. According to the sand-prevention valve core for the inflatable ball, the sand-prevention effect of the ball body can be effectively improved, and the service life of the valve core and the inflatable ball is prolonged.

Disclosed is a bearing cage (1) for a rolling bearing, in particular for a roller bearing, having at least one first ring element (2) and one second ring element (4) connected to each other via a plurality of webs (6), the ring elements and the webs (6) forming a cavity designed to guide and retain rolling elements (8), the bearing cage is designed for a reduced number of rolling elements, in which case the number of rolling elements (8) is reduced compared to a full cage having the maximum number of rolling elements, such that the distance between two rolling elements on the pitch circle is at least 3 mm greater than in the case of the full cage, the minimum web width (Smin) of the at least one web (6) in the circumferential direction is selected such that the distance between the two rolling elements (8) on a pitch circle is at least 3 mm greater than when the cage is full, the pitch circle being a circle on which the centers of the rolling elements (8) lie.

The invention discloses an air inlet pipe rubber joint processing die and method.The die comprises an upper die, a lower die, a die core and a framework, the upper die, the lower die and the die core jointly form a cavity for containing rubber, the framework is arranged in the cavity, a positioning hole is formed in the lower die, a positioning protrusion matched with the positioning hole is arranged on the die core, and the positioning protrusion is arranged on the framework. The mold core and the cavity are coaxially arranged through the positioning bulge; the mold further comprises an injection-compression cylinder and a cylinder cover, the injection-compression cylinder is arranged on the upper mold, and the injection-compression cylinder is provided with a containing cavity for containing glue and a glue injection opening for injecting glue into the cavity; the cylinder cover is arranged on the injection molding cylinder and provided with an abutting part matched with the containing cavity, and the cylinder cover is driven by external force to move towards the injection molding cylinder so as to extrude the glue in the containing cavity into the cavity through the glue injection opening; material returning grooves are formed in one end, close to the cavity, of the joint of the lower mold and the upper mold, the joint of the upper mold and the injection-molding cylinder and the joint of the mold core and the injection-molding cylinder. The problems that in the traditional technology, flashes are likely to be generated, and a plastic framework is likely to deform are effectively solved.

The invention discloses a motor glue filling tool and a motor glue filling method, and relates to the technical field of motor stator machining, the motor glue filling tool comprises a motor placing seat, a limiting unit and an auxiliary unit are installed on the motor placing seat, and a motor assembly and a feeding pipe are installed on the auxiliary unit. The device has the beneficial effects that hot air is conveyed into the air guide hole through the quick plug, heat preservation is carried out on the stand column, the motor isolation sleeve and the motor assembly, temperature loss is reduced, and it is avoided that flowing of glue in the motor assembly is affected by cooling, and meanwhile airflow flowing in the air guide hole drives the rotating shaft, the telescopic mechanism and the hammer head to rotate through the blades; and the vertical column is knocked and vibrated in the rotating process, through knock vibration, overflow of air in glue is accelerated, flowing is accelerated, the motor assembly is evenly filled with the glue, the situation that filling is not in place is avoided, and the glue filling quality and efficiency are improved.

The utility model relates to the technical field of motorcycle tires, and discloses a motorcycle tire which comprises a tire body, toes are arranged on the two sides, close to the inner diameter, of the tire body respectively, positioning grooves are formed in the edges of the toes located on the front face of the tire body, a protection plate is fixedly installed on the front face of the tire body, and the protection plate comprises an external spoke ring. A connecting groove is formed in the back surface of the spoke ring; according to the utility model, the positioning groove is formed in the tire body close to the outer side of the toe opening, and the protective plate is clamped in the positioning groove through the connecting groove and is fixed on the outer side of the hub through the bolt, so that the radial ring outside the protective plate can perform smooth shielding protection on a gap at the toe opening and the hub mounting position, and the connecting position of the tire and the hub is protected; the joint of the tire toe and the hub is prevented from being seriously abraded and scratched, and meanwhile, the joint gap of the tire and the hub is prevented from being filled with silt.

The application discloses an air inlet pipe rubber joint processing die and method, and the die comprises an upper die, a lower die, a die core and a framework, the upper die, the lower die and the die core jointly form a cavity accommodating rubber, the framework is arranged in the cavity, the lower die is provided with a positioning hole, the die core is provided with a positioning protrusion matched with the positioning hole, and the die core is coaxially arranged with the cavity through the positioning protrusion; the die further comprises an injection cylinder and a cylinder cover, the injection cylinder is arranged on the upper die, the injection cylinder is provided with an accommodating cavity accommodating rubber and an injection opening for injecting rubber into the cavity; the cylinder cover is arranged on the injection cylinder and is provided with an abutting part matched with the accommodating cavity, and the cylinder cover moves towards the injection cylinder under the driving of external force, so that the rubber in the accommodating cavity is extruded into the cavity through the injection opening; the connecting parts of the lower die and the upper die, the upper die and the injection cylinder and the die core and the injection cylinder are all provided with material returning grooves near one end of the cavity, so that the problems of burrs and deformation of the plastic framework in the traditional process are effectively solved.

The utility model relates to low-temperature nano-wave magnetizing equipment for household garbage treatment, which belongs to the field of garbage treatment and comprises a frame body, a low-temperature nano-wave magnetizing furnace, a cooling dust collector and a wet electric dust collector, a low-temperature nano-wave magnetizing furnace mounting area, a cooling dust remover mounting area and a wet electric dust remover mounting area are transversely arranged in the frame body in sequence, and the low-temperature nano-wave magnetizing furnace, the cooling dust remover and the wet electric dust remover are mounted in the corresponding areas. According to the utility model, the low-temperature nano-wave magnetizing furnace, the cooling dust remover and the wet electric dust remover are mutually connected and applied, so that the low-temperature harmless treatment on the living garbage is realized.

A fuel cell system (100) includes a fuel cell stack (4), a cooling water path (40), a cooling water tank (30), a cooling water pump (10), an oxidant gas supply unit (15), an oxidant gas supply path (11), an oxidant gas humidification path (12), an oxidant gas discharge path (13), and an off-gas path (14). The fuel cell system (100) is configured to control the temperature of a remaining oxidant gas to prevent a cathode (4b) from being filled with cooling water (30r) during the stop of power generation of the fuel cell stack (4) although the inlet of the oxidant gas humidification path (12) is completely submerged in water.

The utility model provides a beam seam connecting assembly, a beam seam telescopic structure and a girder seam connecting device, the beam seam connecting assembly comprises a first T-shaped connecting piece and a second T-shaped connecting piece, the top of the first T-shaped connecting piece is an arc surface, one transverse end side of the first T-shaped connecting piece is provided with a hinge female head, and the bottom end of the first T-shaped connecting piece is hinged with a first beam body; the top of the second T-shaped connecting piece is an arc face, a hinged male head is fixed to the end, close to the hinged female head, of the second T-shaped connecting piece, the hinged male head is hinged to the hinged female head, and the bottom end of the second T-shaped connecting piece is hinged to the second beam body. The beam seam can be covered, accumulated water on the bridge floor can be conveniently discharged, and meanwhile sundries at the joint of the beam seam can be conveniently cleaned.

The utility model discloses an anti-skidding frame for a steel plate, and particularly relates to the technical field of anti-skidding frames, the anti-skidding frame comprises a first long rod and a second long rod, the second long rod and the first long rod are symmetrically distributed on the surface of the steel plate, and two third long rods which are symmetrically distributed front and back are connected between the first long rod and the second long rod. A plurality of anti-skid rods are arranged between the two third long rods, a scraper is arranged on the side, close to the second long rod, of the first long rod, a plurality of grooves are formed in the bottom of the scraper, and the anti-skid rods are distributed in the grooves. The first long rod, the second long rod, the third long rod and the multiple anti-skid rods are combined into the anti-skid frame, the anti-skid effect can be achieved on the surface of a steel plate, a worker can walk on the steel plate more stably, the worker can detach the first long rod and the second long rod and turn over the first long rod, the second long rod and the anti-skid rods, and the working efficiency is improved. Therefore, the utilization rate of the anti-skid rods is improved, the use cost is reduced, and meanwhile, the second long rods are detached, so that all the anti-skid rods are convenient to check and replace.

The present disclosure provides a self-sealing system of a balloon system implanted in vivo. The balloon system includes a balloon, a catheter and a filling; the balloon includes a self-sealing valve, which penetrates through the catheter and is hermetically connected to the catheter; a distal end of the self-sealing valve is provided with an inverted pocket and a sealing belt, the catheter penetrates through a small hole in the self-sealing valve and enters the inverted pocket, and the balloon is packaged in a capsule before being swallowed; and one end of the catheter is connected to the self-sealing valve on the balloon while the other end is left outside the capsule, and the catheter has a certain length, making an in-vitro end leave outside an oral cavity during use. The sealing belt may make the distal end of the inverted pocket be tightly closed after the filling is full and the catheter is removed, in order to prevent the filling from leaking out.

This invention relates to the field of computer system technology based on specific computational models, and discloses a screening system and method for tumor therapeutic drugs, comprising: a modality-specific tokenization engine for generating a first token for data content and a quality characterization token for data credibility; a dynamic sequence assembly module for assembling the first token and the quality characterization token for available modalities; and a sequence fusion Transformer module for collaboratively processing the assembled token sequence and adjusting the dependence on the first token according to the quality characterization token, and finally generating a prediction output. This invention solves the technical problem that specific computational models cannot perceive quality differences when processing data uniformly. By enabling the model to simultaneously know the data content and data credibility during fusion, it achieves autonomous distrust of low-quality data input by the model, avoiding the drowning out of key signals by noisy data.