31results about How to "Easy to realize full automation" patented technology

The invention discloses a device for tearing, cutting and pasting a glass surface protection membrane. The device comprises a feeding mechanism, an alignment platform component, a working platform mechanism, a moving mechanism, a membrane tearing and pasting mechanism and a cutting mechanism, wherein the alignment platform component is used for holding glass to which a protection membrane is pasted and used for correcting and aligning the glass; the working platform mechanism is used for sucking the glass and used for moving the glass to a preset membrane tearing position; the moving mechanismis used for moving the glass on the feeding mechanism to the alignment platform component and used for moving the glass to the working platform mechanism after the glass is corrected; the membrane tearing and pasting mechanism is used for separating the glass from a part of the protection membrane on the glass and used for pasting the rest protection membrane to the glass; and the cutting mechanism is used for cutting a part of the protection membrane for a preset length. The device for tearing, cutting and pasting the glass surface protection membrane is beneficial to improvement of cuttingefficiency and cutting precision of the protection membrane, so that the purposes of lowering the labor cost,d improving the cutting quality and increasing the cutting speed can be achieved, in addition, the device is applicable to on-scale production, and the consistency of on-scale production can be improved.

The invention relates to a 3D grating and LCD laminating machine. The 3D grating and LCD laminating machine comprises an upper frame body, a lower frame body and a laminating rack, the upper surface of the laminating rack is respectively provided with a feeding mechanism, a single-piece detection and multiple-piece recovery mechanism, a fetching mechanism, a calibrating mechanism, a protection film tearing mechanism, a 3D grating and LCD laminating mechanism, a CCD image real-time contraposition mechanism, a bubble discharging mechanism and a discharging mechanism. The laminating machine can completely automatically substitute artificial operation without artificial lamination in use in order to obtain accurate technological parameters, so the manpower cost is reduced, and the laminating quality is improved; the laminating machine is suitable for batch production and realizes repeated dismounting and pasting, so improvement of the consistence of batch production is facilitated. Compared with laminating machines of the same products in the prior art, the laminating machine disclosed in the invention has the advantages of simplicity in operation, and convenience in realization of complete automation.

The invention discloses a one-time forming system of a spring bars former. The one-time forming system comprises an upper die, a lower die, two upper positioning posts, two lower positioning posts, a middle push arm, two side push arms, and two limb push arms. The surface of the upper die faces the surface of the lower die. The upper positioning posts are fixed above the surface of the lower die in a bilaterally symmetric manner. The lower positioning posts are fixed below the surface of the lower die in a bilaterally symmetric manner. The middle push arm is disposed above the lower die. The side push arms are symmetrically disposed on two sides of the middle push arm. The limb push arms are symmetrically disposed on two sides of the lower die and are lower than the lower positioning posts in horizontal height. The invention further discloses a forming method of spring bars. The one-time forming system and the forming method of spring bars have the advantages that one-time forming of spring bars is achieved and production efficiency is improved.

The invention provides a human chromosome gene IL28B site polymorphism detection kit, and a detection method and application thereof. The kit comprises at least one group of primers and probes in group a, group b and group c. The primers and the probes comprise: a: 860L1, 860L2, 860R, 860P; b: 275L1, 275L2, 275R, 275P; and c: 917L1, 917L2, 917R, 917P. 5' terminals of 860P, 275P and 917P are labeled as FAM, and 3' terminals are labeled as DACYL. The invention also discloses the detection method and application of the kit. The method is relatively simple and rapid, and is easy for realizing whole-course automation; secondary pollution of PCR products is avoided, and pollution is reduced; the cost is relatively low and relatively economic; and present popularized equipment in the market can be utilized, and no new investment is needed.

Provided is an opening-and-closing mechanism for horizontal-type pressure cylinder hoops. The opening-and-closing mechanism for the horizontal-type pressure cylinder hoops comprises a frame which is of a quadrangular structure, wherein a Y upward hoop, a Y downward hoop, an X towards-the-left hoop and an X towards-the-right hoop are installed on an inner ring of the frame, a round structure is formed by the Y upward hoop, the Y downward hoop, the X towards-the-left hoop and the X towards-the-right hoop, an opening-and-closing oil cylinder is installed on each hoop, opening-and-closing oil cylinders are fixed on the frame, a hanging follow-up device is arranged on the top of the frame, the X towards-the-left hoop and the X towards-the-right hoop are respectively provided with a connecting frame, a hanging frame installed on the lower portion of the hanging follow-up device is fastened with each connecting frame through fastening parts, a supporting device is arranged at the bottom of the Y downward hoop, the joints of every two adjacent hoops are connected through bolts, and the bolts are screwed down through nuts. According to the opening-and-closing mechanism for the horizontal-type pressure cylinder hoops, the oil cylinders serve as executive components to accomplish opening and closing of the hoops. The opening-and-closing mechanism for the horizontal-type pressure cylinder hoops has the advantages of being simple and compact in structure, simple and reliable in the opening process and the closing process of the hoops, and capable of easily achieving automation of the whole process, can well accomplish opening and closing of the hoops, and is an indispensable constituent part of a horizontal-type deep sea environment test device.

The invention provides a method for preparing spherical nickel hydroxide by using used nickel-metal hydride batteries. The method comprises the following steps of: disassembling the used nickel-metal hydride batteries, crushing cells, dissolving the cells and precipitating with rare earth to obtain aqueous solution with rare earth removed, and then using an extractant organic solution to carry out counter-current extraction on the solution to extract out nickel, cobalt and zinc; carrying out back extraction by using an inorganic strong acid to obtain a strong acid inorganic salt solution containing nickel, cobalt and zinc ions; supplementing corresponding metal salts in the solution according to the difference between the amount of each metal element needed by preparation of spherical nickel hydroxide and the amount of corresponding metal in the obtained strong acid inorganic salt solution containing nickel, cobalt and zinc ions, so as to obtain the raw material solution used for preparing spherical nickel hydroxide, then proportionally adding the raw material solution with other raw materials in a reaction container, and synthesising spherical nickel hydroxide. The method is simple in process, the strong acid inorganic salt solution containing nickel, cobalt and zinc ions, which is obtained by back extraction, is directly used for preparing spherical nickel hydroxide, and the step of separation refining crystallization is omitted, thus the efficiency is high and the cost can be reduced.

The invention provides a method for preparing strong acid salt containing nickel-cobalt-zinc ions. The method comprises the following steps: by adopting a used nickel-metal hydride battery as a raw material, disintegrating the raw material battery, crushing a cell, dissolving the cell, settling the rare earth to obtain to obtain aqueous solution with the rare earth being removed, extracting, and reverse extracting. The method is simple in process, the recovery rate of the nickel cobalt and zinc can reach more than 99 percent, the strong acid salt containing the nickel-cobalt-zinc ions can be directly used for preparing spherical nickel hydroxide, the separation refining crystallizing step is omitted, the efficiency is high, and the cost can be reduced.

The invention discloses a cat coronavirus integrated nucleic acid detection card box. The cat coronavirus integrated nucleic acid detection card box comprises a box body, wherein a cracking cavity, a first cleaning cavity and a second cleaning cavity are sequentially arranged in the box body from top to bottom, the cracking cavity communicates with a box cover, and the second cleaning cavity communicates with a reaction cavity arranged at the bottom of the outer side of the box body; plungers with plunger hole directions perpendicular to a connecting direction are respectively arranged in every two connecting intervals of the cracking cavity, the first cleaning cavity, the second cleaning cavity and the reaction cavity, and hydrophobic liquid sealing materials are arranged in plunger holes of the plungers; amplification reaction liquid is arranged in the reaction cavity and comprises primer probe mixed liquid of a cat coronavirus ORF gene; and a soluble material layer is arranged in the reaction cavity, and a DNA polymerase solution is embedded in the soluble material layer. The cat coronavirus integrated nucleic acid detection card box disclosed by the invention can quickly and integrally perform PCR amplification and detection on cat coronavirus under the condition of relatively low cost, and solves the problems of poor repeatability, time consumption of a detection method, complicated operation and the like in the prior art.

The invention belongs to the field of anchor rod and anchor cable support in the mining industry or the traffic tunnel industry and particularly relates to an umbrella-shaped resin anchoring agent anti-fall type spraying device and a spraying and anchoring method. An umbrella-shaped resin anchoring agent anti-fall tail fin comprises a hollow thin-walled cylinder and an umbrella-shaped apron with holes. The inner diameter of the hollow thin-walled cylinder is smaller than the outer diameter of a resin anchoring agent which is matched with the hollow thin-walled cylinder for using. The outer diameter of the hollow thin-walled cylinder is smaller than the hole diameter of a to-be-drilled hole. The umbrella-shaped apron is arranged on the circumferential side of the hollow thin-walled cylinder; the thickness of the umbrella-shaped apron is gradually changed from top to bottom, the closer to the hollow thin-walled cylinder the umbrella-shaped apron is, the larger the wall thickness is, andthe closer to the outer edge the umbrella-shaped apron is, the smaller the wall thickness is; when the umbrella-shaped apron is in the stretching state, the diameter of the lowest edge is larger thanthat of the drilled hole; and the multiple ventilation holes are uniformly formed in the umbrella surface of the umbrella-shaped apron. According to the anti-fall tail fin which is simple and is easily mounted on an existing resin anchoring agent, the situation that the anchoring agent is inserted in the drilled hole is not affected, the anchoring agent can also be prevented from falling off fromthe vertical drilled hole, and in addition, the anti-fall tail fin in a spraying hose can further increase the action area of compressed gas for pushing the anchoring agent in spraying.

The invention belongs to the field of anchor rod and anchor cable support in the mining industry or the traffic tunnel industry and particularly relates to an elastic supporting type resin anchoring agent anti-fall tail fin and a spraying and anchoring method. The elastic supporting type resin anchoring agent anti-fall tail fin comprises a plurality of elastic fin pieces and a hollow thin-walled cylinder. The inner diameter of the tail fin thin-walled cylinder is smaller than the outer diameter of a resin anchoring agent which is matched with the tail fin thin-walled cylinder for using. The outer diameter of the tail fin thin-walled cylinder is smaller than the hole diameter of a drilled hole. The multiple elastic fin pieces are evenly distributed, one ends of the elastic fin pieces are connected to the hollow thin-walled cylinder, and the other ends of the elastic fin pieces are freely suspended. The elastic fin pieces and the hollow thin-walled cylinder are overall in an inverted-cone shape. In the stretching state, the diameters of incircles of the suspended sections of the elastic fin pieces are larger than the diameter of the drilled hole, and the pointed ends of the elastic fin pieces have sharpness. According to the designed anti-fall tail fin which is simple and is easily mounted on the existing resin anchoring agent, the situation that the anchoring agent is inserted in the drilled hole is not affected, the anchoring agent can also be prevented from falling off from the vertical drilled hole, and in addition, the anti-fall tail fin in a spraying hose can further increase the action area of compressed gas for pushing the anchoring agent in spraying.

The invention discloses an intelligent detection paper cup packaging line. The intelligent detection paper cup packaging line is characterized by being composed of a paper cup packaging machine, papercup detectors and paper cup boxing machines, wherein the paper cup packaging machine is arranged in the middle, a to-be-packaged paper cup feeding platform is arranged on one side of the paper cup packaging machine, and a packaged paper cup discharging platform is arranged on the other side of the paper cup packaging machine; and an inlet of the to-be-packaged paper cup feeding platform is in butt joint with the two paper cup detectors which are arranged side by side in a left-right manner, and an outlet of the packaged paper cup discharging platform is in butt joint with the two paper cup boxing machines which are arranged side by side in a left-right manner. By means of the intelligent detection paper cup packaging line, automatic detection, packaging and boxing integration of paper cups can be achieved, the paper cup machines are matched so that the whole paper cup production process can be automatic, the production efficiency is high, and the labor intensity is relieved.

The invention belongs to the field of anchor rod and anchor cable support in the mining industry or the traffic tunnel industry and particularly relates to a plasticity clamping-type resin anchoring agent fall-prevention tail fin and a spraying and anchoring method. The plasticity clamping-type resin anchoring agent fall-prevention tail fin comprises plasticity fin pieces, a thin neck and a thin-walled cylinder; a resin anchoring agent is arranged in the thin-walled cylinder; the thin neck is arranged at the bottom of the thin-walled cylinder; the diameter of the thin neck is smaller than thatof the thin-walled cylinder, and one end of the thin-walled cylinder is sealed through the thin neck; the multiple plasticity fin pieces are uniformly distributed in the radial direction of the thinneck in an extending mode; one ends of the plasticity fin pieces are connected to the thin neck, and the other ends of the plasticity fin pieces are freely suspended; and in the stretching state, thediameter of an incircle of the suspended section of each plasticity fin piece is larger than that of a drilled hole. The simple fall-prevention tail fin easily mounted on the existing resin anchoringagent is designed, the situation that the anchoring agent is inserted in the drilled hole is not affected, the anchoring agent can also be prevented from falling from the vertical drilled hole, and inaddition, in a spraying hose, the fall-prevention tail fin can also increase the acting area, pushing the anchoring agent, of compressed gas during spraying.

The invention discloses a novel coronavirus integrated nucleic acid rapid detection cartridge, comprising a box body with a box cover on the top, and a lysis chamber with a lysis solution and a first cleaning solution with a first cleaning solution are arranged in the box body from top to bottom in order. a cleaning chamber and a second cleaning chamber with a second cleaning solution, wherein the cracking chamber is connected to the box cover, and the second cleaning chamber is connected to the reaction chamber provided at the bottom of the outer side of the box body; the cracking chamber, the first cleaning chamber, the second cleaning chamber The two connected sections of the cavity and the reaction cavity are respectively provided with plungers whose direction of the plunger hole is perpendicular to the connection direction, and the plunger hole of the plunger is provided with a hydrophobic liquid sealing material; the reaction cavity is provided with an amplification reaction solution , combined with novel coronavirus detection primers and probes; the lysis chamber is provided with magnetic beads that can pass through the plunger hole of the plunger. The present invention can perform nucleic acid extraction and PCR amplification for the novel coronavirus in an integrated manner at relatively low cost, and then directly perform data collection and analysis required for optical detection.

A conductive particle indentation detection device disclosed by the present invention comprises a base, a detection mechanism and an inspection mechanism, the detection mechanism comprises a line scanning driving assembly, a camera carrying table, an offset detection assembly and a particle detection assembly, and the offset detection assembly and the particle detection assembly are oppositely arranged on the upper side and the lower side of the camera carrying table respectively. The linear scanning driving assembly is used for driving the camera platform deck to move in the detection direction for linear scanning detection, and the feeding assembly is used for conveying a sample to be detected to the position between the offset detection assembly and the particle detection assembly. According to the conductive particle indentation detection equipment provided by the invention, feeding is carried out through the inspection mechanism, the particle detection camera and the offset detection camera are driven by the linear scanning driving assembly to automatically carry out linear scanning detection, manpower is replaced, the adverse effect of human participation on product contact is eliminated, the product cannot be damaged, the labor intensity is reduced, and the cost is saved.

The invention discloses a novel coronavirus integrated nucleic acid rapid detection card box. The novel coronavirus integrated nucleic acid rapid detection card box comprises a box body with a box cover at the top, wherein a cracking cavity with a cracking liquid, a first cleaning cavity with a first cleaning liquid and a second cleaning cavity with a second cleaning liquid are sequentially arranged in the box body from top to bottom, the cracking cavity communicates with the box cover, and the second cleaning cavity communicates with a reaction cavity arranged at the bottom of the outer side of the box body; plungers with plunger hole directions perpendicular to the connecting direction are respectively arranged in the connecting sections of every two of the cracking cavity, the first cleaning cavity, the second cleaning cavity and the reaction cavity, and hydrophobic liquid sealing materials are arranged in plunger holes of the plungers; an amplification reaction liquid and a novel coronavirus detection primer and probe combination are arranged in the reaction cavity; and magnetic beads capable of penetrating through the plunger holes of the plungers are arranged in the cracking cavity. The novel coronavirus integrated nucleic acid rapid detection card box disclosed by the invention can integrally perform nucleic acid extraction and PCR amplification on novel coronaviruses under the condition of relatively low cost, and further can directly perform data collection and analysis required by optical detection.

The utility model provides a detection device, an operation tool for an oil pumping pipe or an oil pumping rod and a workover rig. The detection device is used for detecting a coupling of an oil pumping pipe or an oil pumping rod, the detection device comprises two opposite clamping parts (1), two bias devices (2) and a sensor (3), wherein the two opposite clamping parts (1) are suitable for clamping the oil pumping pipe or the oil pumping rod from the two sides of the oil pumping pipe or the oil pumping rod; the two bias pressure devices act on the two clamping components (1) respectively so as to bias pressure the two clamping components (1) in the direction towards the oil pumping pipe or the oil pumping rod; and the sensor (3) is used for detecting the displacement of at least one clamping part (1) in the radial direction of the oil pumping pipe or the oil pumping rod so as to detect whether the clamping part reaches the coupling position or not. The detection device automatically realizes position detection of the coupling of the oil pumping pipe or the oil pumping rod in an accurate and reliable manner. The detection device can cooperate with other devices of the workover rig, and whole-course automation of the workover rig can be achieved conveniently.

The invention discloses a one-time forming system of a spring bars former. The one-time forming system comprises an upper die, a lower die, two upper positioning posts, two lower positioning posts, a middle push arm, two side push arms, and two limb push arms. The surface of the upper die faces the surface of the lower die. The upper positioning posts are fixed above the surface of the lower die in a bilaterally symmetric manner. The lower positioning posts are fixed below the surface of the lower die in a bilaterally symmetric manner. The middle push arm is disposed above the lower die. The side push arms are symmetrically disposed on two sides of the middle push arm. The limb push arms are symmetrically disposed on two sides of the lower die and are lower than the lower positioning posts in horizontal height. The invention further discloses a forming method of spring bars. The one-time forming system and the forming method of spring bars have the advantages that one-time forming of spring bars is achieved and production efficiency is improved.

The invention discloses an integrated nucleic acid detection cartridge for feline coronavirus, comprising a box body, wherein a lysis chamber, a first cleaning chamber and a second cleaning chamber are sequentially arranged in the box body from top to bottom, wherein the lysis chamber is connected to the box cover, The second cleaning chamber is connected to the reaction chamber provided at the bottom of the outer side of the box body; the two connected sections of the cracking chamber, the first cleaning chamber, the second cleaning chamber and the reaction chamber are respectively provided with columns with the direction of the plunger holes perpendicular to the connection direction The plug, the plunger hole of the plunger is provided with a hydrophobic liquid sealing material; the reaction chamber is provided with an amplification reaction solution, and the amplification reaction solution includes a primer-probe mixture of the feline coronavirus ORF gene; the reaction chamber A fusible material layer is arranged in the middle, and a DNA polymerase solution is embedded in the soluble material layer. The present invention can rapidly and integrally carry out PCR amplification and detection of feline coronavirus under the condition of relatively low cost, and solve the problems of poor repeatability of the current technology, time-consuming detection method, complicated operation and the like.

The invention relates to a hollow glass second sealing full-automatic corner trimming machine which comprises a glass conveying backup plate arranged on a base. A glass conveying mechanism which is arranged on the front side of the bottom end of the glass conveying backup plate and is horizontally parallel to the glass conveying backup plate is arranged on the base, a glass conveying stabilizing device which is located on the front side of the glass conveying mechanism and is horizontally parallel to the glass conveying backup plate is connected to the base, lifting stand columns are arranged at the positions, at the left end and the right of the glass conveying backup plate, of the base and are in sliding connection with corner trimming machine heads driven by a motor. Therefore, the hollow glass second sealing full-automatic corner trimming machine is reasonable and novel in structural design, high in glue pressing sealing operation efficiency and good in sealing effect, full automation of the whole working process of a hollow glass glue sealing line can be conveniently achieved, the glue pressing force control precision is high, the consistency of the glue pressing effects among hollow glass individuals is guaranteed, and glue pressing sealing at a high-altitude corner of high glass can be conveniently completed.

The invention relates to external hydraulic power shock excitation equipment for a building foundation pile, which comprises a support (1), a power shock excitation portion and a lifting hook. The external hydraulic power shock excitation equipment is characterized in that the power shock excitation portion comprises a hydraulic transmission power shock excitation mechanism and a hydraulic pump station, the hydraulic transmission power shock excitation mechanism consists of a hydraulic cylinder assembly and a movable hammer assembly, the lifting hook consists of a lifting hook assembly (9), a lifting hook hydraulic cylinder (10) and a piston rod (26), the external hydraulic power shock excitation equipment is also provided with a shockproof sleeve mechanism (18) and a portal frame (17), the support (1), the portal frame (17) and a hydraulic cylinder support (2) are fixedly connected integrally by the shockproof sleeve mechanism (18) disposed on the periphery of the support (1), and a slide track (20) is disposed on the portal frame (17). The external hydraulic power shock excitation equipment has the advantages that the hydraulic external portal frame structure is utilized, hook separation automation is realized, time and labor are saved, work efficiency is high, and the like.

Provided is an opening-and-closing mechanism for horizontal-type pressure cylinder hoops. The opening-and-closing mechanism for the horizontal-type pressure cylinder hoops comprises a frame which is of a quadrangular structure, wherein a Y upward hoop, a Y downward hoop, an X towards-the-left hoop and an X towards-the-right hoop are installed on an inner ring of the frame, a round structure is formed by the Y upward hoop, the Y downward hoop, the X towards-the-left hoop and the X towards-the-right hoop, an opening-and-closing oil cylinder is installed on each hoop, opening-and-closing oil cylinders are fixed on the frame, a hanging follow-up device is arranged on the top of the frame, the X towards-the-left hoop and the X towards-the-right hoop are respectively provided with a connecting frame, a hanging frame installed on the lower portion of the hanging follow-up device is fastened with each connecting frame through fastening parts, a supporting device is arranged at the bottom of the Y downward hoop, the joints of every two adjacent hoops are connected through bolts, and the bolts are screwed down through nuts. According to the opening-and-closing mechanism for the horizontal-type pressure cylinder hoops, the oil cylinders serve as executive components to accomplish opening and closing of the hoops. The opening-and-closing mechanism for the horizontal-type pressure cylinder hoops has the advantages of being simple and compact in structure, simple and reliable in the opening process and the closing process of the hoops, and capable of easily achieving automation of the whole process, can well accomplish opening and closing of the hoops, and is an indispensable constituent part of a horizontal-type deep sea environment test device.

The invention discloses a dual-pulse speed regulator. The dual-pulse speed regulator is suitable for series diesel engines with the power of about 5,000 kW, and is a multifunctional speed regulator which adopts mechanical, hydraulic and electronic compound control. The dual-pulse speed regulator can simultaneously receive mechanical signals and electric signals, and respectively control the rotating speed of a diesel engine independently. When electronic control fails, rapid and automatic switch of the electromechanical control can be realized; and an executing mechanism of the dual-pulse speed regulator adopts a mechanical-hydraulic structure, is similar to the structure of a mechanical-hydraulic speed regulator, and has the same interface size as that of the mechanical-hydraulic speed regulator. The dual-pulse speed regulator improves the reliability of a marine diesel engine electronic regulator remarkably, and contributes to realization of marine engine room automation.

The invention relates to a hollow glass second sealing full-automatic corner trimming machine which comprises a glass conveying backup plate arranged on a base. A glass conveying mechanism which is arranged on the front side of the bottom end of the glass conveying backup plate and is horizontally parallel to the glass conveying backup plate is arranged on the base, a glass conveying stabilizing device which is located on the front side of the glass conveying mechanism and is horizontally parallel to the glass conveying backup plate is connected to the base, lifting stand columns are arranged at the positions, at the left end and the right of the glass conveying backup plate, of the base and are in sliding connection with corner trimming machine heads driven by a motor. Therefore, the hollow glass second sealing full-automatic corner trimming machine is reasonable and novel in structural design, high in glue pressing sealing operation efficiency and good in sealing effect, full automation of the whole working process of a hollow glass glue sealing line can be conveniently achieved, the glue pressing force control precision is high, the consistency of the glue pressing effects among hollow glass individuals is guaranteed, and glue pressing sealing at a high-altitude corner of high glass can be conveniently completed.

The invention belongs to the field of anchor rod and anchor cable support in the mining industry or the traffic tunnel industry and particularly relates to an umbrella-shaped resin anchoring agent anti-fall type spraying device and a spraying and anchoring method. An umbrella-shaped resin anchoring agent anti-fall tail fin comprises a hollow thin-walled cylinder and an umbrella-shaped apron with holes. The inner diameter of the hollow thin-walled cylinder is smaller than the outer diameter of a resin anchoring agent which is matched with the hollow thin-walled cylinder for using. The outer diameter of the hollow thin-walled cylinder is smaller than the hole diameter of a to-be-drilled hole. The umbrella-shaped apron is arranged on the circumferential side of the hollow thin-walled cylinder; the thickness of the umbrella-shaped apron is gradually changed from top to bottom, the closer to the hollow thin-walled cylinder the umbrella-shaped apron is, the larger the wall thickness is, andthe closer to the outer edge the umbrella-shaped apron is, the smaller the wall thickness is; when the umbrella-shaped apron is in the stretching state, the diameter of the lowest edge is larger thanthat of the drilled hole; and the multiple ventilation holes are uniformly formed in the umbrella surface of the umbrella-shaped apron. According to the anti-fall tail fin which is simple and is easily mounted on an existing resin anchoring agent, the situation that the anchoring agent is inserted in the drilled hole is not affected, the anchoring agent can also be prevented from falling off fromthe vertical drilled hole, and in addition, the anti-fall tail fin in a spraying hose can further increase the action area of compressed gas for pushing the anchoring agent in spraying.

The invention relates to hydraulic power shock excitation equipment for building a foundation pile, comprising a base (1), a damping pad (2), a power shock excitation part and a lifting hook part, and the power shock excitation part is composed of a hydraulic-driven power shock excitation mechanism and a hydraulic pump station part. The characteristics are that: the hydraulic-driven power shock excitation mechanism is composed of a hydraulic cylinder assembly and a moving hammer assembly. The lifting hook part is composed of a lifting hook assembly (9), a lifting hook hydraulic cylinder (10) and a piston rod (27). The hydraulic pump station part is composed of a pressure gauge (11), an oil pipe (12), a pump station motor (13) and a hydraulic pump station (14). The cross section of a moving hammer body (5) of the moving hammer assembly of the hydraulic-driven power shock excitation mechanism is designed into circle or equilateral polygon. By adopting the hydraulic technology, the energy is saved, the environment is protected, the lifting property is improved, multiple hammering actions are performed with one-time centering, the transmission is reliable, the weight of a hammer is increased, the hammer lifting time is shortened, the automatic hook separation is achieved, the time and the labor force are saved, and the working efficiency is high.

The invention belongs to the field of anchor rod and anchor cable support in the mining industry or the traffic tunnel industry and particularly relates to an elastic supporting type resin anchoring agent anti-fall tail fin and a spraying and anchoring method. The elastic supporting type resin anchoring agent anti-fall tail fin comprises a plurality of elastic fin pieces and a hollow thin-walled cylinder. The inner diameter of the tail fin thin-walled cylinder is smaller than the outer diameter of a resin anchoring agent which is matched with the tail fin thin-walled cylinder for using. The outer diameter of the tail fin thin-walled cylinder is smaller than the hole diameter of a drilled hole. The multiple elastic fin pieces are evenly distributed, one ends of the elastic fin pieces are connected to the hollow thin-walled cylinder, and the other ends of the elastic fin pieces are freely suspended. The elastic fin pieces and the hollow thin-walled cylinder are overall in an inverted-cone shape. In the stretching state, the diameters of incircles of the suspended sections of the elastic fin pieces are larger than the diameter of the drilled hole, and the pointed ends of the elastic fin pieces have sharpness. According to the designed anti-fall tail fin which is simple and is easily mounted on the existing resin anchoring agent, the situation that the anchoring agent is inserted in the drilled hole is not affected, the anchoring agent can also be prevented from falling off from the vertical drilled hole, and in addition, the anti-fall tail fin in a spraying hose can further increase the action area of compressed gas for pushing the anchoring agent in spraying.

The invention provides a method for preparing strong acid salt containing nickel-cobalt-zinc ions. The method comprises the following steps: by adopting a used nickel-metal hydride battery as a raw material, disintegrating the raw material battery, crushing a cell, dissolving the cell, settling the rare earth to obtain to obtain aqueous solution with the rare earth being removed, extracting, and reverse extracting. The method is simple in process, the recovery rate of the nickel cobalt and zinc can reach more than 99 percent, the strong acid salt containing the nickel-cobalt-zinc ions can be directly used for preparing spherical nickel hydroxide, the separation refining crystallizing step is omitted, the efficiency is high, and the cost can be reduced.

The invention provides a human chromosome gene IL28B site polymorphism detection kit, and a detection method and application thereof. The kit comprises at least one group of primers and probes in group a, group b and group c. The primers and the probes comprise: a: 860L1, 860L2, 860R, 860P; b: 275L1, 275L2, 275R, 275P; and c: 917L1, 917L2, 917R, 917P. 5' terminals of 860P, 275P and 917P are labeled as FAM, and 3' terminals are labeled as DACYL. The invention also discloses the detection method and application of the kit. The method is relatively simple and rapid, and is easy for realizing whole-course automation; secondary pollution of PCR products is avoided, and pollution is reduced; the cost is relatively low and relatively economic; and present popularized equipment in the market can be utilized, and no new investment is needed.

The invention discloses an integrated nucleic acid detection cassette for African swine fever virus, which comprises a cassette body, a lysis cavity, a first cleaning cavity and a second cleaning cavity are sequentially arranged in the cassette body from top to bottom, the lysis cavity is communicated to a cassette cover, and the second cleaning cavity is communicated to a reaction cavity arranged at the bottom of the outer side of the cassette body; plungers with the plunger hole direction perpendicular to the connecting direction are arranged in the pairwise connecting intervals of the lysis cavity, the first cleaning cavity, the second cleaning cavity and the reaction cavity respectively, and hydrophobic liquid sealing materials are arranged in the plunger holes of the plungers; an amplification reaction solution is arranged in the reaction cavity; and a soluble material layer is arranged in the reaction cavity, and a primer probe mixed solution for VP72 gene of African swine fever virus is embedded in the soluble material layer. According to the invention, PCR amplification and detection can be rapidly and integrally carried out on the African swine fever virus under the condition of relatively low cost, and the problems of poor repeatability, time consumption of a detection method, complex operation and the like in the prior art are solved.