33results about How to "Prevent filling" patented technology

The invention relates to a tunnel lining structure with a combined action of high-strength pre-pressing anchors rod and fluid inclusions. The tunnel lining structure comprises the fluid inclusions, the high-strength pre-pressing anchor rods and reinforced concrete linings which are in contact with tunnel surrounding rock, wherein the fluid inclusions are fixed around the tunnel surrounding rock with the high-strength pre-pressing anchor rods and the reinforced concrete linings, a pressure relief valve is arranged at one side of each fluid inclusion, and the fluid inclusions are provided with connection interfaces linked with other inclusions; the sides, facing the tunnel, of the liquid inclusions are provided with the reinforced concrete lininsg, the reinforced concrete linings are fixed by the high-strength pre-pressing anchor rods, and every two adjacent liquid inclusions are detachably assembled and connected through connecting interfaces arranged at the side edges. The tunnel lining structure can solve the problem that in the prior art, the possibility of local deformation of the tunnel is greatly reduced while the requirements of tunnel lining are met, and it is guaranteed that a support structure can not to be deformed due to local large surrounding rock stress.

The invention relates to the field of blasting, in particular to an open-air blast hole filling system which comprises a tracked vehicle, an explosive bin, an explosive unpacking device and a spiral quantitative distributor. The explosive bin and the spiral quantitative distributor are arranged on the tracked vehicle, the explosive unpacking device is used for opening an explosive bag and enabling explosives to enter the explosive bin, the spiral quantitative distributor is used for conveying the explosives to blast holes, and the explosives are filled into blast holes through a discharging hose. By means of the open-air blast hole filling system, the explosive bag is automatically opened through the explosive unpacking device, the explosives are released into the explosive bin, then the tracked vehicle loads the explosive bin to move to an explosion area, the explosives are conveyed and filled into the blast holes through the spiral quantitative distributor, a large amount of explosives can be loaded at a time for filling the blast holes, the labor intensity is greatly reduced, the blast hole filling efficiency is improved, the tracked vehicle can adapt to various terrains, and the application range is wider.

A filter drip chamber with automatic liquid stopping and automatic exhausting functions belongs to medical apparatus and instruments, a liquid inlet tube is arranged at the upper end of the drip chamber, the lower end of the drip chamber is provided with a drip chamber cover provided with a drip chamber cover bleeder tube and an exhausting tube, a liquid stopping exhausting device is arranged on the drip chamber cover, a filter membrane inner cavity bleeder tube is arranged in the inner cavity of a filter membrane and is communicated with the drip chamber cover bleeder tube, and openings are formed in two side walls of the filter membrane inner cavity bleeder tube; an exhausting pipeline is arranged outside the inner cavity of the filter membrane; the tail end of the exhausting pipeline is communicated with the drip chamber cover exhausting tube; a hydrophilic filter membrane is fixed at the opening surface of the inner cavity of the filter membrane. The filter drip chamber with the automatic liquid stopping and automatic exhausting functions has the advantages of being capable of automatically stopping liquid and automatically exhausting, ensuring drip weight, reducing a filter in a pipeline, and ensuring flow speed and flow rate, and the filter membrane is always positioned in a state of being vertical to the horizontal plane due to the moving up of a filter.

An apparatus is arranged to clean a cylinder with cleaning liquid being supplied. The cylinder includes an outer surface to which impurities are adhered. The impurities are removed from the outer surface when cleaning. The apparatus includes a spray bar into which the cleaning liquid is directed with pressure. The spray bar comprises tube means which Includes nozzle holes formed therein for spouting the cleaning liquid. The tube means is formed of elastic material and elastically deformed by the pressure of cleaning liquid to open the nozzle holes and spout the cleaning liquid. The tube means is elastically restored, when the cleaning liquid is not directed with pressure into the spray bar, to close the nozzle holes.

The invention relates to an injection molding field, in particular to an injection molding processing device. In order to solve the technical problems, the invention provides the injection molding processing device. The injection molding processing device comprises a mould, a control screen, a hydraulic rod, an anti-wrinkling device, a flat-pressing device, anti-overflowing auxiliary devices and mould pressing blocks, wherein the top ends of supporting legs are connected with a bottom plate; the right side of the top end of the bottom plate is welded with a frame; the right middle part of theframe is provided with the control screen; the top middle part in the frame is connected with the hydraulic rod; and the top middle part in the frame is provided with the anti-wrinkling device. According to the injection molding processing device disclosed by the invention, before mould pressing is carried out, a film lamination material is cut so as to avoid a situation that the film lamination material is subjected to mutual extrusion wrinkling due to connection to extrude and occupy the inner space of the mould to affect mould plastic shaping; a liquid flows into the side grooves of the mould pressing blocks to prevent the liquid from further filling in a gap, increased friction force is weakened, mould opening can guarantee to be normally carried out, the side grooves are cleaned in fixed time, and anti-overflowing capacity can be maintained.

The invention discloses a garbage can lifting and dumping mechanism. The garbage can lifting and dumping mechanism comprises a garbage can (1), and can body bases (2) are symmetrically arranged at the tail end of the bottom of the garbage can (1) left and right. Each can body base (2) is provided with two through holes for rotating shafts to penetrate through in the vertical direction, wherein the two through holes include an upper through hole and a lower through hole. The two horizontal rotating shafts penetrate through the two upper through holes and the two lower through holes respectively. The part between the two rotating shafts is sleeved with first nylon sleeves (3). The two ends of the lower rotating shaft penetrate through long-strip-shaped holes in rotating shaft bases (4) on a garbage truck. The front end of the bottom of the garbage can (1) is connected with the top end of a lifting oil cylinder (5), and the bottom end of the lifting oil cylinder (5) is fixedly arranged on the garbage truck and located on the part, in front of the top end of the lifting oil cylinder (5), of the garbage truck. The garbage can lifting and dumping mechanism will not pollute the tail of the truck, and garbage in the garbage can can be dumped to an appointed place or an appointed container more easily.

The invention provides an electroluminescent material, a preparation method of the electroluminescent material, and a light-emitting device. An anthracene group and a triphenyl phosphine oxide group are selected, wherein anthracene group-containing molecules have an excellent light-emitting characteristic; two triphenyl phosphine oxide groups electron deficiency are added to the 6th position and the 13th position of the anthracene group; and non-coplanar conformation effectively prevents filling of close molecules in a solid state, and prevents excimer formation and fluorescence quenching, sothat the electroluminescent material which can emit blue light and is high in luminous efficiency is realized, the preparation method of the electroluminescent material is realized, and the light-emitting device is realized.

The invention provides a water-blocking cable paste filling device and filling method for optical cable reinforcements, which belong to the field of optical cable production devices, and include a hollow paste storage box and a cable paste stirring device arranged in the paste storage box; the storage The paste box is provided with a front cable paste control mold seat and a rear cable paste control mold seat; the front cable paste control mold seat is provided with a front cable paste control mold, and the rear cable paste control mold seat is provided with a rear cable paste control mold seat. The mould is controlled; the cable paste stirring device includes at least one stirring guide wheel, an annular guide wheel groove is arranged on the stirring guide wheel, and a stirring rod is arranged on the stirring guide wheel; a tensioning device is also included. The water-blocking cable paste filling device and filling method of the optical cable strengthening member provided by the present invention can accurately fill the optical cable strengthening member with uniform water-blocking cable paste, and can effectively prevent the unstable water seepage of the optical cable due to uneven filling of the cable paste. problems, and can effectively prevent the situation around the fiber optic cable strength member from being pulled out, thereby improving the quality of the product.

The invention relates to a silicon wafer processing technique in integrated circuit fabrication, in particular to a method for improving gluing capacity, aiming at solving the problem that capacity of spraying on silicon wafer is low in the prior art. The method is as follows: firstly, a processing carrier silicon wafer is placed on a wafer bearing platform; then a gluing nozzle is used for gluing from an initial position corresponding to one end of silicon wafer, and the gluing nozzle does two-dimensional reciprocating scanning between the initial position and corresponding end position at the other end of the silicon wafer in one plane while spraying photoresist, so that the surface of the silicon wafer is uniformly glued. In the invention, the spray type gluing nozzle is adopted to circuitously reciprocate along X axis and Y axis, the scanning path of the gluing nozzle at the periphery of the silicon wafer is shortened, and the gluing capacity is improved.

The invention discloses a garbage can lifting and dumping mechanism. The garbage can lifting and dumping mechanism comprises a garbage can (1), and can body bases (2) are symmetrically arranged at the tail end of the bottom of the garbage can (1) left and right. Each can body base (2) is provided with two through holes for rotating shafts to penetrate through in the vertical direction, wherein the two through holes include an upper through hole and a lower through hole. The two horizontal rotating shafts penetrate through the two upper through holes and the two lower through holes respectively. The part between the two rotating shafts is sleeved with first nylon sleeves (3). The two ends of the lower rotating shaft penetrate through long-strip-shaped holes in rotating shaft bases (4) on a garbage truck. The front end of the bottom of the garbage can (1) is connected with the top end of a lifting oil cylinder (5), and the bottom end of the lifting oil cylinder (5) is fixedly arranged on the garbage truck and located on the part, in front of the top end of the lifting oil cylinder (5), of the garbage truck. The garbage can lifting and dumping mechanism will not pollute the tail of the truck, and garbage in the garbage can can be dumped to an appointed place or an appointed container more easily.

A filter drip chamber with automatic liquid stopping and automatic exhausting functions belongs to medical apparatus and instruments, a liquid inlet tube is arranged at the upper end of the drip chamber, the lower end of the drip chamber is provided with a drip chamber cover provided with a drip chamber cover bleeder tube and an exhausting tube, a liquid stopping exhausting device is arranged on the drip chamber cover, a filter membrane inner cavity bleeder tube is arranged in the inner cavity of a filter membrane and is communicated with the drip chamber cover bleeder tube, and openings are formed in two side walls of the filter membrane inner cavity bleeder tube; an exhausting pipeline is arranged outside the inner cavity of the filter membrane; the tail end of the exhausting pipeline is communicated with the drip chamber cover exhausting tube; a hydrophilic filter membrane is fixed at the opening surface of the inner cavity of the filter membrane. The filter drip chamber with the automatic liquid stopping and automatic exhausting functions has the advantages of being capable of automatically stopping liquid and automatically exhausting, ensuring drip weight, reducing a filter in a pipeline, and ensuring flow speed and flow rate, and the filter membrane is always positioned in a state of being vertical to the horizontal plane due to the moving up of a filter.

An artificial tympanum is provided, which includes a support body and an elastic body, the elastic body can vibrate under the action of sound waves, the elastic body is used to support the artificial ossicle, and the support body is used to be placed in the tympanic cavity and support The elastic body is fixed at a corresponding position, the supporting body is fixedly connected with the elastic body, and the elastic body supports the artificial ossicle in the specific direction. The artificial tympanic cavity provided by the present disclosure can be used for the loss of eustachian tube function and the tympanic cavity is occupied by scar tissue. The artificial tympanic cavity can be implanted into the tympanic cavity that cannot reconstruct the air-containing cavity, occupying the entire tympanic cavity, and the support body can prevent the tympanic cavity from sticking and occupying the tympanic cavity , to prevent the scar from filling the entire tympanic cavity. The artificial tympanic cavity is composed of the support body and the elastic body to replace the original tympanic cavity, and the combination of the elastic body and the artificial ossicle replaces the tympanic membrane and the human body's own ossicle chain to complete the transmission of sound to the inner ear.

The invention relates to a tunnel lining structure with a combined action of high-strength pre-pressing anchors rod and fluid inclusions. The tunnel lining structure comprises the fluid inclusions, the high-strength pre-pressing anchor rods and reinforced concrete linings which are in contact with tunnel surrounding rock, wherein the fluid inclusions are fixed around the tunnel surrounding rock with the high-strength pre-pressing anchor rods and the reinforced concrete linings, a pressure relief valve is arranged at one side of each fluid inclusion, and the fluid inclusions are provided with connection interfaces linked with other inclusions; the sides, facing the tunnel, of the liquid inclusions are provided with the reinforced concrete lininsg, the reinforced concrete linings are fixed by the high-strength pre-pressing anchor rods, and every two adjacent liquid inclusions are detachably assembled and connected through connecting interfaces arranged at the side edges. The tunnel lining structure can solve the problem that in the prior art, the possibility of local deformation of the tunnel is greatly reduced while the requirements of tunnel lining are met, and it is guaranteed that a support structure can not to be deformed due to local large surrounding rock stress.

An electrical junction box reduces the number of components to be contained in an electrical junction box and simplifies a structure of the box. The electrical junction box has a casing assembly including an upper casing and a lower casing. A laminated unit including bus bars and insulation plates is contained in the upper casing, while a first printed circuit board, a second printed circuit board and a spacer made of an insulation resin material are contained in the lower casing. The first printed circuit board is disposed on one side of the spacer, while the second printed circuit board is disposed on the other side of the spacer. Shorter size fixing bars and longer size fixing bars project from an inner surface on a top wall of the upper casing. The shorter size fixing bars penetrate the laminated unit, first printed circuit board and spacer. Screws are inserted upward into the shorter size fixing bars via through-holes in the spacer to secure the unit, first printed circuit board,and spacer to the shorter bars. Longer size fixing bars penetrate the laminated unit, first printed circuit board, spacer, second printed circuit board, and lower casing. Screws are inserted upward into the longer size fixing bars via through-holes in the lower casing to secure the unit, first and second printed circuit boards, spacer, and lower casing to the longer bars.

The invention relates to the technical field of integrated cookers. The invention aims to provide an integrated cooker with a flue protection function, so that when the flame is too large, the smoke inlet can be timely closed so as to prevent the flame from being sucked into the integrated cooker. The technical scheme is as follows, the integrated cooker with the flue protection function comprisesan integrated cooker body and a smoke collecting cover arranged on the back side of the top of the main body; a smoke inlet is formed in the smoke collecting cover, and a movable plate is transversely hinged to the upper portion of the smoke collecting cover above the smoke inlet. According to the integrated cooker with the flue protection function, the movable plate can improve the smoke performance of the smoke collecting hood under the normal state, when the flame is sucked into the smoke collecting hood, the effect of closing the smoke inlet is achieved, and further intrusion of flames isprevented.

A method for fabricating a nitride semiconductor light-emitting device includes the steps of creating a recessed region in a nitride semiconductor substrate having a nonpolar plane or a semipolar plane, and providing a nitride semiconductor thin film including an n-type nitride semiconductor thin film, an active layer and a p-type nitride semiconductor thin film on the nitride semiconductor substrate. The p-type nitride semiconductor thin film is grown at a growth temperature higher than or equal to 700 DEG C. and lower than 900 DEG C.

The invention relates to the technical field of integrated stoves and aims to provide a fireproof safety type integrated stove. The probability that flames enter the integrated stove is greatly reduced, even when the fames are too large to enter the integrated stove, an exhaust fume inlet is closed in time, and the flames are prevented from being sucked into the integrated stove. According to thetechnical scheme, the fireproof safety type integrated stove comprises an integrated stove body and an exhaust fume collecting hood on the rear side of the top of the body; the exhaust fume inlet is formed in the exhaust fume collecting hood and provided with a fireproof oil removal filter element; and the fireproof oil removal filter element comprises a winding frame matched with the exhaust fumeinlet and a stainless steel fibers vertically and evenly wound on the winding frame. The fireproof oil removal filter element can reduce the probability that the flames enter the integrated stove, and a movable board can improve the exhaust fume gathering performance of the exhaust fume collecting hood in a normal state. When the flames are sucked into the exhaust fume collecting hood, the function of sealing the exhaust fume inlet is achieved, and accordingly the flames are prevented from further invading.

The invention relates to an electronically controllable pneumatic braking system (100) in a vehicle (200), comprising at least: wheel brakes (1, 2, 3, 4), wherein at least one axle (HA, The wheel brakes (3, 4) of VA) have spring accumulator cylinders (3a, 4a), and the pneumatic brake system also has an electronically controlled monostable bypass valve (16), wherein the monostable bypass valve The bypass valve (16) is arranged between the manually actuatable parking brake valve (15) and the spring accumulator cylinder (3a, 4a) in such a way that the monostable bypass valve (16) - In position (Z1) a bypass control pressure (p16) is provided for achieving a manually predetermined parking brake force (fPBm) in a manner dependent on the operating pressure (p15) generated by the parking brake valve (15); - in In the second switching position, the bypass control pressure (p16) is provided in a manner dependent on the exhaust gas pressure (pE) present in the bypass exhaust port (16c) for achieving an electrically predetermined parking brake force (fPBe) , wherein the parking brake-brake pressure (pPB) assigned to the spring accumulator cylinder (3a, 4a) can be adjusted as a function of the corresponding bypass control pressure (p16), and wherein the monostable bypass valve (16) Automatic transition into the first switching position (Z1) in the event of no electrical actuation.