137results about How to "Easy to go deep" patented technology

The invention relates to a pigment pencil for underglaze painting of ceramics and an application method of the pigment pencil. The pigment pencil for the underglaze painting of the ceramics is made up of a penholder and a refill, wherein the refill is prepared from the materials in percentage by weight: 70% to 90% of high-temperature underglaze painting pigment for ceramics, 5% to 30% of paraffin and 2% to 8% of clay. According to the pigment pencil for the underglaze painting of the ceramics, provided by the invention, the traditional underglaze painting pigment for ceramics is processed into a pencil refill structure which is convenient to operate, and a writing-brush underglaze painting mode, which is hard to master, is improved into a pencil painting mode which is common in daily lives, so that the material category and mode of expression of the underglaze painting of the ceramics are enriched. According to the pigment pencil for the underglaze painting of the ceramics, provided by the invention, the use in basic instruction of the ceramics is better facilitated, the popularization rate is high, the pigment pencil is simple and convenient in operation, is smooth and clear, is not prone to falling and is durable in stability, and the transition of a ceramics underglaze painting process to the pigment-pencil-for-the-underglaze-painting-of-the-ceramics, i.e., hard-pen convenient operating process from a writing-brush-dipping-pigment soft-pen tedious operating process is achieved.

The invention discloses spine intervertebral epidural minimally-invasive equipment. The equipment sequentially comprises side tubes, tail bases, a handle shell, a transition tube, a control device, traction steel wires and a catheter according to the flowing direction of liquid medicine in the transfusion process. Side tube connectors are installed at one ends of the side tubes, and the other ends of the side tubes are connected with the tail bases and the handle shell and communicated with the transition tube. The downstream end of the transition tube is fixed to the lower portion of the handle shell, and communicated with the upstream end of the catheter. The control device is installed in the handle shell. The control device comprises a control poking plate, control buttons and a rotating shaft. The rotating shaft is installed on the handle shell. The control poking plate comprises poking pieces. The control poking plate and the control buttons are connected with the rotating shaft. The rotating shaft penetrates through the center of the control poking plate. The control buttons are installed at the ends of the rotating shaft. Inner teeth are arranged on the periphery of the control poking plate. A groove is formed in the handle shell. Outer teeth are arranged in the groove. The number of the traction steel wires is two. One end of each traction steel wire is fixedly connected with the control poking plate, and the other end of each traction steel wire is fixed into the catheter and connected with the end of the catheter. By operating the poking plate, the head end of the catheter can be bent and located correspondingly. The equipment relieves pains of patients, trauma is less, and recovery is fast.

The invention discloses a drop type switch replacing control system and method based on a high-voltage electric power live working robot. The system is characterized in that a control unit of the high-voltage electric power live working robot is connected with an image data processing center and a mechanical arm control unit, and the image data processing center is connected with a vision module and a target tracking module; the vision module is connected with the target tracking module. The system and method have the advantages that the top end of a bolt is conical so as to go deep into a bolt hole conveniently, even if the locating of the bolt has an error of several millimeters, the bolt still can go deep into the bolt fixing hole, and the difficulty of making the bolt go deep into the bolt hole is reduced. By additionally setting color marks at the two ends of the bolt, the bolt can be highlighted in the background, the position of the bolt can be tracked out according to the color information, and the length of the bolt can be determined according to the color information of the marks at the two ends.

The invention discloses a method for separating silicon dioxide in wollastonite raw ore. The method comprises the steps that the wollastonite raw ore is subjected to smashing, ball milling and magnetic separation to obtain a material A; water is added into the material A, the pH is adjusted, oxidized paraffinum sodium salt and stearic acid are added for flotation, and a material B is obtained; the material B is added into an oxalic acid solution with the pH being 1-3 after being calcined, and filtering, washing and drying are carried out to obtain a material C; the material C is added into water, ammonium chloride is added, ammonium chloride is added after microwave heating, the pH is adjusted to range from 0.6 to 1.2, and sol is obtained; a surface active agent is added into the sol, the pH is adjusted to range from 3 to 4, hydrochloric acid is added, the pH is adjusted to range from 0.6 to 1.2, and a material D is obtained; the material D, sodium fluoride, sodium hydroxide, hydrochloric acid and nitrilotrimethylene triphosphonic acid are added into water for a hydrothermal reaction. According to the method for separating silicon dioxide in the wollastonite raw ore, the steps are simple, and obtained silicon dioxide is high in yield and purity, good in stability and capable of being applied to multiple fields.

The invention relates to a metal-air battery positive electrode. The electrode comprises a carbon nanotube network structure and catalyst particles arranged in the carbon nanotube network structure, the carbon nanotube network structure comprises a plurality of mutually stacked carbon nanotube films, and every carbon nanotube film comprises a plurality of carbon nanotubes basically paralleling to the surface of the carbon nanotube film and basically extending along a same direction. The invention also relates to a metal-air battery.

The invention relates to a weak surrounding rock tunnel excavation construction technology which is mainly used for solving the problems that in existing tunnel excavation, large disturbance is generated to surrounding rock, and destruction is caused to primary support. The technology is implemented according to the following steps that contour line point positions are released on a steel frame close to a tunnel face; insertion grooves are welded to the two sides of an excavator bucket, steel plates are inserted into the insertion grooves by serving as blades, the soft side of the surrounding rock is excavated firstly, the blade on the soft side of the surrounding rock is installed, the tunnel face is excavated with the blade, the blade on the other side is installed, and the side of the tunnel face is excavated; when a loading machine loads waste on the tunnel face, excavation operation is conducted on the other side of the tunnel face through the blade; when excavation of the two sides is completed, the middle of the tunnel face is excavated, and an excavator conducts excavation operation on the left side or right side of the middle of the tunnel face; the top contour line is trimmed through the bucket, and a left footing and a right footing are trimmed through bucket teeth of the excavator; primary support is conducted, and closed looping is conducted on the surrounding rock; next-cycle excavation construction is conducted. The technology has the advantages that small disturbance is generated to the surrounding rock, and the primary support cannot be destructed.

The invention discloses a grinding device used for a metal pipeline inner wall. The grinding device comprises a base, a first fixed frame is arranged on one side of the upper end of the base, a secondfixed frame is arranged on the other side of the upper end of the base, a third fixed frame is arranged at the position, between the first fixed frame and the second fixed frame, of the upper end ofthe base, fixing devices are arranged on the two sides of the upper end of the third fixed frame, a placing hole is formed in the upper end of the fixed frame, the placing hole penetrates the third fixing frame and the fixing devices in sequence, a first sliding groove is formed in the upper end of the first fixing frame, a sliding rod matched with the first sliding groove is arranged in the firstsliding groove, a grinding device body is arranged at one end of the sliding rod, the lower end of the first fixed frame is provided with a first rotating shaft in a penetrating and inserting manner,a movable rod is arranged on the first rotating shaft, the end, away from the first rotating shaft, of the movable rod is movably connected with one end of the connecting rod, the other end of the connecting rod is movably connected with one side of the sliding rod, a limiting groove is formed in the movable rod, and a first sliding block matched with the limiting groove is formed in the limitinggroove.

The invention belongs to the technical field of building construction, and particularly relates to a foundation pit inclined strut device and a construction method. The foundation pit inclined strut device comprises an embedding assembly, the embedding assembly comprises an upper embedding rod and a lower fixing head, a first screw hole is formed in the lower end of the upper embedding rod, and threads are arranged on the surfaces of the lower fixing head and the upper embedding rod; the upper end of the lower fixing head is fixedly connected with a base, the upper end of the base is fixedly connected with a screw rod, the screw rod is in threaded connection with the interior of the first screw hole, and the lower fixing head is cooperatively used with a connecting rod; and a third screw hole is formed inside the connecting rod, the connecting rod is in threaded connection with the interior of the positioning cylinder, the lower end of the positioning cylinder is fixedly connected witha connecting circular ring, the connecting circular ring is sleeved with a plurality of ring blocks, the lower ends of the ring blocks are fixedly connected with positioning supporting legs. According to the foundation pit inclined strut device and the construction method, a foundation pit stroke carrying device can be rapidly unfolded, fixed and recycled for secondary use.

The invention relates to a preparation method of an ultrahigh-strength Mg-Gd-Y-Zr nano-isomer magnesium alloy. The magnesium alloy comprises, by mass, Mg, 7-9% of Gd, 2.5-3.5% of Y and 0.2-0.45% of Zr, a magnesium alloy semi-continuous casting ingot blank is subjected to homogenization treatment and then is extruded into a bar material, rotary forging deformation is carried out on the extruded rodmaterial, the rotary forging temperature is controlled to be from 0 DEG C to 350 DEG C, the deformation amount of the control channel is controlled to be 10-20%, the total deformation is 5-60%, the feeding speed is controlled to be 3-8 mm/min, the feeding direction is changed after every two times of deformation, the diameter is 3-30 mm, the length is 1000-2000 mm, nano-heterogeneous magnesium alloy with the grain size of 30 nm-2 microns, the tensile strength of the alloy is larger than or equal to 580 MPa, the yield strength is larger than or equal to 470 MPa, and the percentage elongation after fracture is larger than or equal to 6%.

The invention discloses a nail removing and polishing integrated device used in a guide groove in order to solve the problem that polishing and nail removing integration cannot be achieved conveniently in the prior art. The nail removing and polishing integrated device comprises first spiral springs, first guide rings, first sliding bars, first stopping blocks, a rotating drum, second spiral springs, second guide rings, second sliding bars, polishing blocks, second stopping blocks, a sleeve, a third spiral spring, a mounting block, a pedestal, a supporting rod, a fastening screw, a rocking handle, a rotating shaft, a lantern ring, a connecting ring, a handle and nail removers. According to the nail removing and polishing integrated device used in the guide groove, the nail removers are matched with the polishing blocks, and therefore polishing treatment can be facilitated while nail removing is conducted in the sliding groove, and burrs at the nail removing position can be trimmed conveniently. By adoption of the nail removing and polishing integrated device, nail removing and polishing integrated operation is realized through combination of the nail removers with the polishing blocks, operating is made faster and more convenient, the demands can be satistified, and the nail removing and polishing integrated device is worthy of being applied and popularized in the field of machines.

The invention discloses an adjustable fixing rack for garden trees. The adjustable fixing rack for garden trees comprises a device body, wherein the device body consists of fasteners and struts; each fastener is positioned on the upper side of the corresponding strut and consists of three clamping plates; the clamping plates are arc-shaped; connecting plates are separately mounted on two sides of each clamping plate; a bolt is arranged on one side of each connecting plate; a screw is arranged on one side of each bolt; one side of each screw is fixed by a screw cap; a fixing plate is mounted on the outer side of each clamping plate; each fixing plate is rotatably connected with the corresponding strut through a corresponding rotating shaft; a sleeve is arranged in the middle of each strut; two ends of each sleeve are fixedly connected with the corresponding strut through sleeve fasteners; a fixing hole is formed in the upper side of each sleeve; the fixing holes of the upper sides of the adjacent struts are connected with each other through fixing rods; a pin is arranged at the bottom end of each strut; and a limiting plate is arranged on the upper side of each pin. The adjustable fixing rack for garden trees is simple to mount, high in adjustability and firm in overall structure, can be recycled repeatedly, and can adapt to different environments.

The invention discloses a conveying belt type bidirectional sand discharging and removing device for a highway-railway dual-purpose track sand removing vehicle. The conveying belt type bidirectional sand discharging and removing device comprises a rack, a sand collecting part, a sand discharging part and a guiding part, wherein the sand collecting part is mounted at the front end of the rack; the sand discharging part is mounted in the middle of the rack; the guiding part and a connecting shaft for being connected with a power device are mounted at the rear end of the rack; the sand discharging part comprises a horizontally mounted belt support, a conveying belt and a sand discharging motor, the belt support is in sliding fit with the middle part of the rack, and the conveying belt is located at an outlet end of the sand collecting part; the sand collecting part is used for backwards throwing accumulated sand located on the inner side of a track and throwing the accumulated sand to the conveying belt from an outlet in the rear end of a cavity structure formed by a bottom casing, a top casing and side plates, the conveying belt is used for conveying the accumulated sand to the outer side of the track under the action of the sand discharging motor, the belt support can slide leftwards and rightwards, the sand discharging motor can drive the conveying belt to operate bidirectionally, and the accumulated sand can be selectively discharged to the outer side of the track according to a wind direction and a sand discharging requirement, so that bidirectional operation is realized.

The invention relates to a pair of medical free forceps. The pair of medical free forceps comprises two forceps rods. The forceps rods are hinged through a pin shaft. Each forceps rod comprises a forceps rod head, a forceps rod middle and a forceps rod handle, wherein the pin shaft is arranged in the middle of the forceps rod, a first included angle is formed between the forceps rod head and the forceps rod middle by referring to the forceps rod middle, the first included angle is an obtuse angle, the forceps rod head and the forceps rod middle are in smooth transition connection, the maximum outer diameter of the forceps rod head is smaller than or equal to 0.2 mm, and the tip end of the forceps rod head is smooth. According to the pair of medical free forceps, fine tissue can be treated, the operation difficulty and precision in the surgery treatment process can be improved, and a medical worker can feel more comfortable and flexible in the using process.

The invention discloses a ground inserting telescopic supporting column capable of communicating two tents and used for the tourist tents. The ground inserting telescopic supporting column comprises alower column and an upper column. The lower part of the lower column is a ground inserting conical head. The upper part of the lower column is a hollow barrel. The upper column is in clearance fit with the upper part of the lower column. A locking bolt is arranged on the lower column in a threaded fit mode in the radial direction. The threaded rod end of the locking bolt makes contact with the upper column and is used for positioning the upper column. The outer circumferential surface of the lower column is provided with a thread and provided with a depth controlling plate used for controlling the ground inserting depth and a positioning plate in a threaded fit mode. The positioning plate is located on the upper portion of the depth controlling plate, attached to the depth controlling plate, and used for locking the depth controlling plate.

The invention provides an exploration device with an adjusting function for geological exploration. The exploration device comprises a fixed frame used for being connected with external equipment, a fixed plate is fixedly connected with the bottom of the fixed frame, a height-adjustable movable plate is mounted between the fixed plate and the fixed frame, a second motor is mounted on the movable plate, and an output shaft of the second motor is in driving connection with a drill rod. An adjusting assembly is installed on the fixed frame to adjust the height of the movable plate, a drill bit is fixed to the bottom of the drill rod and comprises a connecting section, a transition section, an installation section and a soil drilling section which are sequentially connected in series and fixed from top to bottom, the connecting section is fixedly connected with the bottom end of the drill rod, the outer diameter of the transition section is smaller than the outer diameter of the connecting section and the outer diameter of the installation section, the soil drilling section is of a hollow conical drill bit structure, the transition section and the installation section are of hollow structures, and the soil drilling section and the installation section are detachably connected. The exploration device can be used for sampling soil at a specified depth in the soil during geological exploration, the sampling depth is adjustable, and the operation is simple and convenient.

The invention discloses a visual self-sensing detector for real-time monitoring of soil mass performance. The visual self-sensing detector comprises an image processing and display module, a power supply, a signal amplifier, an illuminating mechanism regulator, a data display screen, a data processing module, a handle, a detector rod, a signal transmission wire, a resistance detection module and a detector probe, wherein the image processing and display module, the power supply, the signal amplifier, the illuminating mechanism regulator, the data display screen and the data processing module are arranged in the handle; the image processing and display module, the power supply, the illuminating mechanism regulator, the detector probe and the signal amplifier are serially connected through the signal transmission wire; and the data processing module is respectively connected with the power supply, the data display screen and the resistance detection module through the signal transmission wire. The visual self-sensing detector can detect the mechanical performance parameters including shearing strength of the soil mass and the like, and also can realize the real-time monitoring for the soil mass performance.