196 results about "Ear shaping" patented technology

The invention provides a battery cap welding machine, comprising: a frame, on which are provided a pole piece device, a tab correction device, a cap rotation device, a welding telescopic device, a tensile testing device, and a cap cap tab shaping device, The cap rotating device and the welding telescopic device are arranged oppositely, the pole piece device is set at one end of the cap rotating device, the tab correction device is set at the end of the welding telescopic device close to the pole piece device, and the tensile test device is set at the other end of the welding telescopic device , the gland cap lug shaping device is set parallel to the tensile testing device. The electrode piece device pulls up the pole piece on the cap, and the tab correction device rotates the tab on the battery case to align with the pole piece. The battery case and the cap are placed on the welding telescopic device and the cap rotating device to align and weld, and the welded battery is in the The tensile test device is used to test the welding strength, and the tab cap tab shaping device is used to complete the shaping of the tab and the compression of the cap, realizing automatic welding and greatly improving production efficiency.

An over-the-ear hook is a one-piece tube that can hold an earphone for conducting sounds to the wearer's ear canal. The tube can be adjustable to the wearer's ear shape so as to allow the over-the-ear hook to rest securely behind any wearer's ear. To form an integral unit comprising the over-the-ear hook and the earphone: snugly ensconce the cable of said earphone in the groove cut in the surface of said tube as the opening of the groove is smaller than the diameter of said cable. The earphone can be easily detached from the over-the-ear hook after use for separate storage. Under the circumstances, the earphone cable needs not enlacing the over-the-ear hook for space-saving storage and would not be damaged thereof.

The invention relates to a cam operating mechanism with self-locking stations and an operating method thereof, which are designed to solve the technical problem of poor structure design of the existing similar products. The cam operating mechanism mainly uses the movement principle of a disk cam to achieve the purpose that a crank arm of an output shaft rotates for a certain angle during outward output, i.e. the disk cam is provided with an ear-shaped groove meeting the requirement of the output angle, and the ear-shaped groove comprises a two-station conversion spiral groove and a three-station localization circular groove. When a disk cam shaft rotates continuously clockwise (or counterclockwise), the disk cam shaft drives a roller bearing of the crank arm of the output shaft to rotate together to realize the station conversion of the output shaft. The cam operating mechanism is mainly used on an EDS (earthing disconnecting switch), a DS (disconnecting switch) or an ES (earthing switch) of a power system, and has the characteristics that the localization is accurate, no rebound exists, the defects of starting with load and power failure with inertial rotation of a motor are eliminated, and the like.

The invention provides an artificial sacrum prosthesis, which is arranged among lumbar vertebra and left and right ilia of a patient to replace physiological sacrum of the patient and comprises a prosthesis main body, an upper joint fusion surface and left and right ear-shaped joint fusion surfaces. The upper joint fusion surface is arranged on the upper portion of the prosthesis main body and used for being laminated with a lower end plate of the lumbar vertebra of the patient; the left and right ear-shaped joint fusion surfaces are respectively arranged on two sides of the prosthesis main body and used for being respectively laminated with ear-shaped surfaces of the left and right ilia of the patient. The artificial sacrum prosthesis has the main advantages that the joint fusion surfaces are arranged on the upper portion and the two sides of the artificial sacrum prosthesis, are respectively in connection fusion with the physiological lumbar vertebra and the physiological illia of the patient so as to replace the physiological sacrum of the patient, can facilitate osteocyte generation quickly, promotes bone fusion, plays functions of the sacrum, and achieves the purpose of rebuilding stabilization of joints among the lumbar vertebra, the ilia and the sacrum.

The invention relates to a seedling walnut bark tongue access grafting method, which comprises the following steps that prepared walnut scions are cut into horse ear shapes, and in addition, the lower ends are pinched open by hand, so that the xylem part is separated from the bark; the main stem smooth part is subjected to stem cutting, and old bars are cut away; the lower end xylem parts of the prepared scions are inserted under the barks of stocks, two full buds are reserved at the upper ends, and the lower end bark layers of the scions are combined with the new bark layers of the stocks subjected to the old bark removal; white areas are exposed around the scions so that the wounds can be heeled and the callus tissues can be formed; the wounds are tightly covered by mulching films, and then, the scions are fixed by plastic bags. After the stocks and the scions are fixed, the plastic bags sheath the scions from the upper ends to positions under the connectors, and the openings of the plastic bags are tightly tied for moisture preservation. A paper roll rolled by newspaper sheaths the outside of the plastic bags for shading sun-proof protection, the lower end is tied in, and the upper end is folded down. When the method provided by the invention is adopted, the walnut trees bear fruit 5 to 7 years earlier than the walnut trees cultured in a seedling way, the quality is good, the stable transfer of high quality and good variety features is ensured, and the problem of great lateral generation separation of seedlings can also be solved.

The invention discloses a grafting method of Magnolia wufengensis. A Magnolia denudate nursery-grown plant is taken as a rootstock, a current-growth branch of the Magnolia wufengensis is taken as a scion, and when the branch has a lignifying tendency in autumn, grafting can be started. The grafting method has the following steps: cutting an angular cut reaching xylem closely at the inner side of a phloem portion, then, performing longitudinal vertical sliding cutting downwards from right above the angular cut to the angular cut so as to cut a flat and smooth long tangent plane and ensure that the exposition position of the long tangent plane is mainly disposed on a cambium layer; performing sliding peeling downwards at the opposite side of a scion axillary bud to form a flat and smooth long-horse-ear-shaped tangent plane, wherein the tangent plane bridges over the diameter of the whole branch, a heart center is seen below the middle of the long-horse-ear-shaped tangent plane, and the axillary bud is sheared at a position 0.8 to 1cm away from the upper portion of the axillary bud; and carrying out scion colligation. According to the grafting method provided by the invention, the grafting butt joint surface is enlarged, the more callus a wound generates, healing can be speeded up, through such a means, the technical difficulty of rapid breeding of the Magnolia denudate is solved, and the technical defect is detected that the survival rate by use of a conventional Magnolia denudate grating method is low.

The embodiment of the invention discloses a cutting propagation method of rhododendron rivulare. The method comprises the following steps: performing site preparation; selecting and scissoring cuttings; treating the cuttings; performing cuttage and cuttage post-management. Specifically, the method comprises the following steps: selecting 3-5-year-old rhododendron rivulare as a mother plant, scissoring annual half-lignified branches as cutting materials, cutting the cutting materials into cuttings of 8-10 cm, keeping 3-4 knots for each cutting, and remaining 3-4 complete leaves at the top of the cutting; cutting a part of the top of the cutting, 0.5 cm away from a bud to be flat by a sharp edge, and cutting away a section with the length of 0.5 cm at a part of the base of the cutting, 2 cm away from the bud under the condition that the included angle between the sharp edge and the cutting is 45 degrees, wherein a cutting hole is horse-ear-shaped; cutting off 2/3 of each of the 3-4 complete leaves remained at the top of the cutting. According to the method, the difficult problems of difficult rooting and low cutting propagation rate of the rhododendron rivulare are effectively solved, the rooting rate can reach more than 82%, and the cutting rooting time is only 70 days; the method is an effective method for quickly propagating the rhododendron rivulare.

Molds for injection molding a light guide plate in which a plurality of pin gates and/or film gates for injecting a melted resin material for molding into the cavity portion are formed at portions corresponding to the side portions of the product, a room for balancing flow having an ear shaped portion to which the material is supplied is disposed between each gate and a sprue or a runner, and the area of each gate is set so that the temperature of the material introduced into the cavity is higher than that supplied to each room by at least 5° C. due to heat generated from shearing when the material passes through the gate; and a process for producing a light guide plate using the molds. Formation of weld lines, sink marks, flow marks and warp is suppressed, and a product exhibiting excellent quality without the necessity of steps of gate cutting and finishing can be obtained.

The invention discloses a preparation method of nano titanium dioxide with a high catalytic activity. The preparation method comprises the following steps: preparing raw materials: a butyl titanate precursor and diformyl nanocrystalline cellulose, which is obtained through an oxidization treatment; optionally adding a thickening agent and a surfactant, preparing a butyl titanate solution and a diformyl nanocrystalline cellulose solution, mixing two solutions under high speed sheering to obtain a uniform mixture, and subjecting the mixture to a gelation and high temperature calcination treatment to obtain the target product. According to the preparation method, oxidized nanocrystalline cellulose rich in diformyl groups is taken as the basic material, and under the effects of auxiliary materials such as thickening agent, surfactant, and the like, during the process of hydrothermal-freeze drying and gradient-heating calcination, the n-butyl titanate precursor is induced to carry out crystallization so as to form wheat-ear-shaped nano titanium dioxide crystal particles. The crystal particles can be well dispersed in water, thus the efficiency on processing the pigments in wastewater is effectively improved, and the provided titanium dioxide can degrade more than 98.5% of methyl orange within 12 minutes, in the best case.

The invention discloses an approaching grafting type double-end bridge grafting method of a diseased bergamot pear tree and belongs to the field of bergamot pear tree bridge grafting.The method includes the steps of firstly, selecting a bridge grafting tree; secondly, preparing the bridge grafting, to be more specific, processing a wound, collecting scions, and selecting the bridge grafting time and position; thirdly, grafting, to be more specific, selecting the scion 10-15cm longer than the wound, covering with a film, cutting off the parts 5-10cm longer than the distance between grafting openings, cutting the ends into horse-ear-shaped cutting faces of 2.5-3cm, and lightly cutting the outer sides to expose the green cortexes; cutting the upper and lower grafting openings into an inverted-T shape and a T shape with the vertical length being not larger than 1/3 of the length of the cutting faces and the transverse width being 1.5-2.5 times of width of the cutting faces, and respectively cutting into an inverted Y shape and a Y shape; prying up the cortexes on two sides of the cuts, inserting two ends of the scion into the grafting openings, and allowing the inserted ends to closely attach to the xylem; fourthly, tightly wrapping the grafting openings, and spraying protecting agent; fifthly, removing the films after healing.By the method suitable for being popularized, the survival rate of the diseased bergamot pear tree can reach above 95%, and the fruit setting rate, fruit quality, disease resistance and survival time are increased greatly.

The invention relates to an orthogonal field calibration device for a three-component magnetic probe and a calibration method thereof. The device is formed in a way that a thrust bearing and more than three stop blocks are arranged on a base; the stop blocks are used for limiting a rotary platform; the rotary platform is arranged on the thrust bearing; a cylinder is fixed on the rotary platform; the upper part of the cylinder is provided with two ear-shaped raised lines; a horizontal shaft coincides with a disk in diameter and is fixed on the disk; both ends of the horizontal shaft respectively pass through the two ear-shaped raised lines; the disk is hung between the two ear-shaped raised lines; the disk rotates around the horizontal shaft; the disk is provided with an angle scale; a three-component probe is fixed on the angle scale through a bolt or a rotary shaft; and one end of the three-component probe is provided with a connector. The device can completely ensure that three non-orthogonal magnetic probe sensitive shafts scan through a total space equiprobably as much as possible in the measurement process. The calibration device has a simple structure and low cost, and a special calibration environment is not needed, thereby, the measurement cost is greatly reduced, the fieldwork is facilitated, and the measurement efficiency is improved.

The invention discloses a motor inner stator with adjustable outer diameter, which is characterized in that a stator iron core is formed by overlapping a plurality of stator iron core stamping pieces in annular integral structures, tooth pieces of the stator iron core stamping pieces are correspondingly overlapped to form unit tooth blocks of the stator iron core, connecting bodies of the stator iron core stamping pieces are correspondingly overlapped to form connecting parts among the unit tooth blocks, the tooth root part of each unit tooth block forms a main yoke part of the stator iron core, each connecting part is bent towards the circle center of the stator iron core and is in an ear shape so as to form a secondary yoke part, the edge of a stator bracket corresponds to the tooth root of each unit tooth block and forms a through slot with each connecting part, a plurality of limiting supporting bosses are arranged at the through slots, and the through slots and the stator iron core are buckled into a whole by using the limiting supporting bosses. According to the inner stator, the coiling difficulty is reduced, the diameter of the motor stator is changed by controlling the degree of shrinking and combining degrees of the stator iron core under a condition that the motor stator iron core stamping piece mold is not changed, and only the size of the brocket is changed, thereby being adapted to stators with different diameters and greatly reducing the production cost of a motor.

An electric vest for therapeutic heating of the upper torso. An insulated electrical conductor is fixed to a canvas matrix by means of metal clips. The canvas matrix in layout resembles a face shaped region with radially-directed ears shaped regions so that, when worn over the shoulders of user, the pectoralis muscles of the upper chest, the trapezius muscles of the upper back and the posterior cervical muscles are covered. The electrical conductor is fixed to a path traversing the canvas matrix whereby heating is simultaneously provided to the neck, upper back and upper chest regions of the wearer.

The invention discloses a method for rapid liquid-phase synthesis of a nano ZnO photocatalyst in a wheat ear shape. A zinc acetate solution is used as a raw material, a sodium hydroxide solution is added at the temperature of 2-8 DEG C, the molar ratio of zinc to alkali in the mixed solution is controlled to be in a range of (1:5)-(1:7), a solution containing Zn(OH)4<2-> ion precursors is obtained and subjected to constant-temperature aging for 2-3 h in a water bath of 65-90 DEG C, obtained products are filtered, washed by water, washed by weak aqua ammonia and dried, and a wheat-ear-shaped nano ZnO powder material which is controllable in shape and good in crystallinity is obtained. The powder material has the excellent photocatalyst performance, and the degradation rate of organic pollutants such as methyl orange, methylene blue and the like can exceed 95%. The method has the advantages of availability of raw materials, simple technology, short reaction time, mild condition, freedom from pollutant emission and the like, and a new practicable and environment-friendly path is provided for industrial production of ultrafine ZnO powder.

The invention discloses a ship-borne stabilized platform simulation experiment device. A platform I, a frame platform and a platform II form two layers, and an electric cylinder I, an electric cylinder II and an electric cylinder III are disposed between the platform I and the frame platform through ear-shaped connectors. Similarly, an electric cylinder IV, an electric cylinder V and an electric cylinder VI are disposed between the platform II and the frame platform through ear-shaped connectors. The device simulates the rolling and pitching and rising and falling movement of a ship through the movement of the electric cylinder IV, the electric cylinder V and the electric cylinder VI. A tilt angle sensor detects the tilt angles of the rolling and pitching of the frame platform in real time, and the tilt angle signals collected by the tilt angle sensor is calculated and processed and inputted into a controller. A control signal is outputted to drive the electric cylinder I, the electric cylinder II and the electric cylinder III to move, thereby achieving the continuous compensation and simulation of the movement of the ship, enabling the platform I to remain level and stationary, and achieving an effect of stabilizing the platform I.

The invention discloses a cuttage method for boughs of ficus microcarpas. The cuttage method includes the steps that 2-3 years of cutting slips are trimmed, wherein the diameter of the cutting slips is 4-6cm, and the length of the cutting slips is 1.8-2m, the upper ends of the cutting slips are trimmed to be flat, wounds of the cutting slips are wrapped by yellow mud and then bound up by thin films; the lower portions of the cutting slips are cut into horse-ear-shaped smooth tangent planes, and the lower incisions of the cutting clips are soaked into ABT rooting powder liquid of 50mg/L concentration for two hours, slightly aired and buried in the bottom of a pit vertically, wherein the line spacing of the cutting slips is 20cm*20cm, the roots of the cutting slips are buried in soil for 30-40cm, the branches of the cutting slips are exposed out of the surface of the soil for 1.5m, then the pit is filled with the soil solidly and water completely permeates into the soil. The survival rate of the ficus microcarpas planted through the cottage method reaches above 90%, the cultivating time is short, and shaping of the ficus microcarpas is fast. Therefore, the cuttage method can rapidly meet the requirements of urban landscaping for big seedlings.

An ear shape analysis method implemented by a computer includes generating a first ear shape data set by applying a first principal component weight vector to an ear shape model reflecting statistical tendencies of three-dimensional shapes of ears; and identifying from the generated first ear shape data set an estimated three-dimensional shape of a target ear corresponding to a target ear image represented by image data.

The invention relates to an out-of-reason section-burying seedling cultivation method for dendrocalamus brandisii. The method comprises the following steps: 1, in July and August, taking down sections of dendrocalamus brandisii one by one, cutting two ends of each section into a horse ear shape, and reserving a main branch and 2-3 rough main branches of a dendrocalamus brandisii branch stem; 2, reserving 4-5 sections of a dendrocalamus brandisii main branch; 3, preparing a 800ppm solution of ABT rooting powder by use of water; 4, pasting mud pies containing rooting powder on the branch stem of each dendrocalamus brandisii section, injecting water into a dendrocalamus brandisii cavity at the upper par of the dendrocalamus brandisii section, and sealing with mud; 5, burying the sections; 6, covering with soil until all the dendrocalamus brandisii sections are not exposed to the ground; 7, constructing a small mulching film shed and a shading net; and 8, after the sections are buried, spraying a 800ppm ABT rooting powder solution onto the branch stem of each main branch once every other month until December. The method has the following beneficial effects that 1, a lot of seedlings can be supplied to the market by virtue of out-of-reason dendrocalamus brandisii cultivation; 2, the rooting rate of the seedlings is up to 85%.

The integrally formed buffering corrugated paper structure includes one rectangular middle paper board with several ear-shaped turned fins; one first side paper board fixed via the turned fins to the first side of the middle paper board and turned toward the middle paper board to form one hollow rectangular column; two second side paper boards fixed via the turned fins to two opposite sides of the middle paper board and turned toward the middle paper board to form two hollow rectangular columns in different sizes; and one third side paper board located in the rest side of the middle paper board, turned toward the middle paper board and inserted into the second side paper boards to form hollow rectangular columns in different sizes.

The invention provides a safety outlet with a ratchet clamping mechanism, and comprises an outlet shell, a shell cover, a hollow core body, a plug hole and electric contacts in the plug hole. A positioning mechanism is arranged between the hollow core body and the shell cover, an open ear-shape conducting clip is provided on the electric contacts, electric contacts of power connecting terminals lean inwards with a certain angle in the shell cover, the upper part of the electric contacts are fixed by the shell cover, the conducting clip is equipped in the right-angle trapezoid space formed by the leaned electric contacts and the hollow core body and is embedded in the trench of the hollow core body, the vertical arm of the conducting clip is positioned inside the plug hole, the ear-shape profile side of the conducting clip is positioned outside the plug hole, the upper part of the ear-shape profile side of the conducting clip is an inclined plane leaning in the same direction of the electric contacts, and a downward barb is provided on the opening of the ear-shape profile side. A ratchet fovea is formed by the barb, the upper part of the ear-shape profile side and a lower lateral bearing plate, a longitudinal opening is cut on the barb and the upper part of the ear-shape profile, the ratchet is equipped in the ratchet fovea, and the flange is positioned on the longitudinal opening.

The invention provides a saddle support for fixing petroleum and natural gas pipelines in an underwater tunnel, and belongs to the technical field of fixing and anchoring the petroleum and natural gas pipelines in the underwater tunnel. The saddle support is composed of an upper semicircular pipe clamp, a lower semicircular pipe clamp and a rectangular base plate. Straight sections are arranged at the exposed end portions of the upper and lower semicircular pipe clamps, ear-shaped rib plates are connected to the outer side surfaces of the end portions of the straight sections, the lower semicircular pipe clamp is welded with a saddle rib plate and a trapezoidal rib plate, and the rectangular base plate is welded with the saddle rib plate and the trapezoidal rib plate. A bolt hole is reserved on the base plate. The saddle support is capable of improving the rigidity of the pipe clamps and has the characteristic of fixing and supporting the pipelines; besides, the saddle support is easy to process and fabricate, convenient to mount on the spot in the tunnel and relatively low in cost. The saddle support is mainly used for fixing and support the petroleum and natural gas pipelines in the underwater tunnel.

The invention relates to a predation technology of an artificial bone repair material in the field of inorganic nonmetallic material and biomedical material, in particular to a collagenous fiber non-woven hydroxyapatite biological scaffold material and a preparation method thereof. The preparation method disclosed by the invention comprises the following steps: taking a collagenous fiber as a matrix, combining a non-woven needle punching technology with a biological biomimetic mineralization method, and uniformly depositing hydroxyapatite with the rod-shaped or wheat ear-shaped structure on the surface of the porous scaffold of the collagenous fiber. The collagenous fiber non-woven hydroxyapatite biological scaffold material prepared by the method has a three-dimensional connected macroporous structure with the pore diameter of 20-500 microns and the porosity of 10-95%, is high in interface bonding force between the collagenous fiber and the hydroxyapatite, achieves the tenacity of the collagenous fiber and the strength of hydroxyapatite simultaneously, and is excellent in mechanical properties. The constituents and the microstructure of the scaffold material are both similar to a natural bone, so as to facilitate differentiation and osteogenesis of mesenchymal stem cells of a human body.

The invention discloses a higher-survival-rate seedling cultivating method of yew. The technical scheme is as follows: firstly uniformly mixing and stirring sand soil, sawdust and perlite at a weight ratio of 1:1:1 to obtain cuttage soil, then selecting 1-4-year-old lignified seedling twigs, cutting into segments with 15 cm length, controlling the lower cut to be in a horse ear shape, removing leaves below the third node, treating cutting twigs with chemicals such as ATP (adenosine triphosphate), ABT, NAA (naphthaleneacetic acid) and the like, carrying out cuttage, watering fully and covering with mulching films. The method has the advantages that: sand soil, sawdust and perlite are uniformly mixed and stirred at a weight ratio of 1:1:1 to be used as cuttage soil, and the ATP, ABT, NAA and other chemicals are used for treating the cutting twigs, thereby effectively exciting the proliferation cells of the cutting twigs and promoting rooting and germination.

A composite ear supporting frame with high tissue compatibility is made up of a Ni-Ti alloy wire inserted in a teflon tube through curving it to become ear shape.

The invention discloses a surface pad assembly machine of a cylindrical battery. The surface pad assembly machine is characterized in that the periphery of a divided circle is orderly provided with a battery feeding device, a pole ear positioning device, a pole ear shaping device and a welding bottom qualification testing device, a surface pad punching device, a defective product output device and a qualified product output device, wherein the surface pad punching device comprises a surface pad punching air cylinder the bottom of which is provided with a surface pad mould; a horizontal surface pad belt is arranged right below the surface pad mould, racks on the two sides of the surface pad punching air cylinder are respectively fixedly provided with a unreeling wheel and a rolling wheel, and the two ends of the surface pad belt are respectively twined on the unreeling wheel and the rolling wheel; before the battery feeding device feeds a battery into the divided circle, the negative pole ear is subjected to bottom welding and needle injection withdrawal, and then the whole equipment orderly and circularly operates by using the rotation of the divided circle under the coordination of a control box to finish bottom welding and surface pad mounting of the battery in one step and classification of defective products. The surface pad assembly machine disclosed by the invention has the advantages that the efficiency is improved, and the space is saved.