395results about How to "Keep stable" patented technology

A wheel leg compound motion platform comprises a stand as well as more than two front wheel leg assemblies and more than two rear wheel leg assemblies which are connected to the bottom of the stand, wherein the stand comprises a front body plate and a rear body plate which are hinged together; the front wheel leg assembly and the rear wheel leg assembly respectively comprise a thigh swing arm, a wheel mechanism and a crus swing arm; one end of the thigh swing arm is hinged to the stand and can swing around a hinge point; the other end of the thigh swing arm is connected with one end of the crus swing arm to form an elbow part and can swing around the elbow part for achieving folding; a wheel mechanism is mounted on an intermediate section of the crus swing arm; and a foot part for finishing the walking is arranged at the tail end of the bottom of the crus swing arm. The wheel leg compound motion platform disclosed by the invention has the advantages of simple and compact structure, stability and reliability in motion, favorable controllability, simpleness in motion state switching, strong obstacle combing ability and the like.

The invention discloses a spreader. The spreader comprises a lattice type suspension bracket, the lattice type suspension bracket comprises two parallel and opposite cross beams and at least two support beams which are vertically erected on the cross beams, at least two spreading links are arranged on each cross beam, and at least one pair of hooks is arranged on each support beam. The spreader can simultaneously lift a plurality of crystallizers or dummy bar heads. The labor intensity of workers is reduced, the replacement of the crystallizers or dummy bar heads is simplified, the on-line replacement time is shortened, and the production efficiency is improved.

In a battery module of the invention, a first battery row and a second battery row have the same number of cylindrical batteries (2) arranged side by side, and both ends in the battery axis direction of each of the battery rows are held by holding frames (3). Each holding frame (3) is formed in a rectangular solid where an inner frame (4) and two outer frames (7, 8) are separably connected to each other. In each holding frame (3), semicircular arc-shaped cutout-like holding receiving sections (4a, 7b, 8b) of the same number as the number of the batteries in the battery rows are formed in bothsides of the inner frame (4) and in those sides of the two outer frames (7, 8) which face the inner frame (4), and half sections of the cylindrical batteries (2) are fitted in the holding receiving sections (4a, 7b, 8b). Two adjacent cylindrical batteries (2) are electrically connected via an inter-battery connection plate (9).

The present application discloses a technology of radio frequency plasma treatment using radio frequency waves of two different frequencies, in which plasma can be sufficiently and stably generated and maintained. The first frequency is used to generate a plasma by inducing a discharge, and the second frequency is used to generate a self-bias voltage on the substrate being processed. The wave of the second frequency is applied with a time lag after the application of the radio frequency wave of the first frequency. The present application also discloses impedance matching techniques in radio frequency plasma processing in which the impedance provided is optimized for inducing discharge and stabilizing the plasma.

An axial flux rotating electrical machine is disclosed, which comprises a stator (10) sandwiched between two rotors (12, 14). The machine comprises retention means (30) for retaining magnets on the rotor, the retention means comprising a back plate (32) with a plurality of protrusions (34) which define a plurality of pockets for accommodating the magnets. The retention means is arranged such that the magnets can be inserted into the pockets and held therein, and the retention means with inserted magnets can be fixed to a rotor so as to retain the magnets axially and tangentially. A cooling jacket (22) for the stator, and techniques for securing the stator to the machine, are also disclosed.

The invention discloses a ground-walking and stair-climbing robot, comprising a casing, a level-ground walking mechanism, a main moving foot mechanism, an auxiliary foot mechanism and a control unit; wherein, a loading platform is arranged on the top of the casing for placing objects to be moved. the goods; the leveling mechanism is used for walking and turning on the level; the main moving foot mechanism includes a first main foot and a second main foot rotatably arranged on both sides of the casing, and a main driving device installed inside the casing, auxiliary The foot mechanism includes a first auxiliary foot and a second auxiliary foot which are telescopically arranged at the rear end of the casing, and an auxiliary driving device installed inside the casing. The stair-climbing robot provided by the present invention is supported by the main moving foot mechanism and the auxiliary foot mechanism during the process of climbing the stairs, and the fuselage rises stably. During the process, they are all in a horizontal state, the goods carried are not easy to slip off, the overall structure is simple and firm, and the carrying capacity is strong.

The invention discloses electronic equipment which is characterized in that a shell is provided with a first through hole and an inner cavity, and the first through hole is communicated with the innercavity; the driving mechanism is arranged in the inner cavity and comprises a driving motor and a cam, and the driving motor is in driving connection with the cam; the cam, the driven device and thedriving motor are superposed in the thickness direction of the electronic equipment; under the condition that the cam rotates, the driven device extends out of the shell or retracts into the shell through the first through hole; the first elastic piece is connected with the shell and the cam, the first elastic piece can deform along with rotation of the cam, and in the state that the driven devicestretches out of the shell, the first elastic piece limits rotation of the cam so as to limit the driven device to move into the shell; when the driven device retracts into the shell, the first elastic piece limits the cam to rotate so as to limit the driven device to move out of the shell. According to the scheme, the problem that the avoiding space formed in the circuit board in the electronicequipment is large can be solved.

Provided is a rack for firing which holds a plurality of flat board-like setters at multiple levels in the perpendicular direction by means of a setter holding means, and fires electronic ceramic elements at multiple levels. The setter holding means is composed of a material composed of Si-SiC containing 0.01-30 % of Si or recrystallized SiC or Si3N4-SiC, and the setter holding means holds each of the flat board-like setters with 70-100 % of the outer circumferential side surface thereof exposed. Consequently, the rack has excellent energy efficiency, mass-production efficiency, and uniform heating characteristics at each of the multiple levels in the multiple-level firing.

In a vehicle seat lock, a striker is mounted to a vehicle body and a hook member is mounted to the seat back. The striker comprises the first and second engagement portions which selectively engage in first and second engagement grooves of the hook member to hold the seat back in two kinds of standing positions. The hook member is pivotally secured on a pivot to open and molded with synthetic resin to buffer impacting of the striker.

The present invention provides a kind of method of tissue culture rapid breeding Chinese fir, relates to the technical field of plant breeding and propagation, the method of tissue culture rapid breeding Chinese fir of the present invention comprises the following steps: (1) the preparation of explant, (2) the preparation of explant Pretreatment, (3) cultivation of culture medium, (4) transplanting of rooted seedlings; the method for rapid breeding of Chinese fir by tissue culture of the present invention induces the callus of Chinese fir on MS medium containing different hormone ratios, through induction culture culture medium, proliferation medium and rooting medium, each medium provides the factors needed for explants during rooting and strong seedlings, can provide good conditions for rooting, promote healthy and strong seedlings, and obtain regenerated seedlings of Chinese fir. The invention has the advantages of convenient material collection, low cost, simple operation, fast multiplication speed, high reproduction coefficient, good economic and ecological benefits, and is suitable for large-scale production.

The invention provides a carbon nanotube solid phase extracting disk for enriching and/or separating organic pollutants in an environmental sample and a preparation method thereof. The extracting disktakes a carboxylated single-walled carbon nanotube as a core and is covered with a hydrophilic polymer on the outer layer, and preferably, a carboxylated single-walled carbon nanotube extracting diskcovered with the hydrophilic polymer. The extracting disk simultaneously combines small grain diameter, high extraction speed, large special surface area of nano material, strong adsorption capacityof carbon nanotubes, electrostatic adherence of surface carboxyl as well as fine hydrophilicity and volume exclusion of an alginic acid polymer and also has higher enrichment and extraction capacity to endocrine disrupters and sulfonamides. In addition, the extracting disk is simple to prepare, low in cost and very suitable for rapidly preprocessing large-scale and large-volume water samples in batch.

A brush holder in an electric motor, held between a tubular yoke with a bottom and a bracket that covers an opening of the yoke, and constructed to be small in diameter and compact. The brush holder (7) is composed of a first disk (8) where a three-sided section (11b, 11c) of a brush reception section (11) is formed, and of a second disk (9) where a bottom section of the brush reception section is formed. A ring-like contact surface (8k) is formed on the bracket (6) side of the brush holder (7), and the contact surface (8k) is formed by the first and second disks (8, 9) and includes the bottom section of the brush reception section (11). Between the contact surface (8k) and a bore side disk surface (6h) of the bracket (6) are interposed an outer diameter-side section (16a), a bore side section (16b), and a bracket-side elastic member (16) having a connection section (16c) for connecting the outer diameter side section (16a) and the bore side section (16b).

The invention relates to a simulation manipulator with a pure mechanical structure. The simulation manipulator is provided with multi-joint fingers. Transmission ligaments and transmission bodies receive the bending forces of arms to drive hand bodies to clench and stretch, and the magnitude of the holding force can be randomly controlled. The manipulator can very stably and firmly hold articles, can take articles with different volumes, can also hold articles with high frangibility degree stably; and meanwhile, the manipulator has human body simulation functions of writing, cooking, taking food with forks and spoons and the like, which brings great convenience for the life of the handicapped.

The invention discloses a system and method for removing underwater sludge of a park lake. The system comprises a ship body, a control room, a propelling cavity and sludge removing mechanisms; exhaust plates are further arranged on the top face of the ship body, and the two sludge removing mechanisms are symmetrically distributed on the two sides of the propelling cavity; and a sludge storing cavity is formed in the ship body, and a drying cavity is formed in the propelling cavity and communicates with the sludge storing cavity. The method includes the steps of using preparation, test running of the sludge removing system, sludge removing, sludge transporting and maintenance of the sludge removing system. The system is simple in structure and high in practicability, the sludge adsorption area can be enlarged, the ship body can be kept stable, and the sludge removing efficiency is improved; and meanwhile, corners can be effectively cleaned, and the practicability and flexibility of the sludge removing system are improved. The using method of the sludge removing system is simple in operation, underwater sludge of the park lake can be effectively removed, the park lake is prevented from being polluted, and sludge removing efficiency is improved.

Phytase variants, their preparation and uses, which phytase variants, when aligned according to figure 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.

The invention discloses a full-automatic bagging, metering and packaging system based on vision detection. The system comprises a full-automatic quantitative metering unit for feeding and metering, afull-automatic bagging unit for supplying bags, replacing and bagging, a full-automatic packaging unit for clamping the bags, transferring and conveying the bags and sewing the bags and an electric control device for controlling the full-automatic quantitative metering unit, the full-automatic bagging unit and the full-automatic packaging unit. A vision detection mechanism I is mounted on the full-automatic quantitative metering unit, a vision detection mechanism II and a vision detection mechanism III are separately mounted on the full-automatic bagging unit, and the vision detection mechanism I, the vision detection mechanism II and the vision detection mechanism III are in communication connection to the electric control device. A bagging sucking disc mechanism is matched with vision detection in a bag taking process to detect the degree of to-be-settled packaging bags, to detect whether the packaging bags are in a mess or not and to detect the opening conditions of the bag mouths after the bags are taken on a bag supporting plate without finding abnormality manually, so that accurate data images are provided for analysis and use by a system.

The invention provides a straw crushing, feeding and grinding device for animal husbandry, and belongs to the field of animal husbandry machinery. The device comprises crushing boxes, material fallingboxes, feeding cylinders, spiral feeding rods, a grinding box, a grinding plate, a grinding seat and damping devices; the damping devices are welded on the lower end surfaces of supporting columns; the grinding box is welded at the upper ends of the four supporting columns; the grinding plate is welded on the inner wall of the grinding box; the grinding seat is welded to the lower end of a rotating shaft; the two feeding cylinders are welded in the two sides of the upper end wall of the grinding box; one ends of the spiral feeding rods are fixedly connected with second motors through second bearings, the other ends of the spiral feeding rods are arranged in the feeding cylinders; the material falling boxes are welded to the upper ends of the feeding cylinders; and the crushing boxes are welded at the upper ends of the material falling boxes. The device is high in automation degree, straws can be crushed through the crushing devices, the straws after being crushed are mixed and groundwith corn kernels, the mixed materials obtained after grinding thining can be used for feeding animals so that the utilization of straw resources can be realized, and the environment can be protected.

The invention relates to an intelligent tyre warehousing system and a warehousing method. The intelligent tyre warehousing system comprises a big-batch tyre sorting system and a small-batch sorting system; the big-batch tyre sorting system comprises a big-batch transmission system, a stacking system, a box body transportation system, an intelligent tyre stack unstacking system and a loading system which are sequentially connected; the small-batch sorting system comprises a small-batch transmission system, a box body transportation system, an intelligent tyre stack unstacking system and a loading system which are sequentially connected; the intelligent tyre warehousing system further comprises an information management system, identification codes are arranged on tyres and/or box bodies, and code scanning devices used for identifying the identification codes are at least arranged at the intelligent tyre stack unstacking systems, and feeds back identification results to the information management system. The big-batch tyre sorting system and the small-batch sorting system can operate separately at the same time. All systems co-operate, thereby realizing intelligent and reasonable management on tyres of different batches and types.

The invention discloses an overhead traveling crane lifting appliance for steel tube pickling. The overhead traveling crane lifting appliance comprises a balance device, a cross beam and a plurality of lifting hooks, wherein the balance device comprises two first balance plates and two second balance plates; a first rotating shaft is arranged at the upper end of each first balance plate; the lower end of each first balance plate is hinged with the upper end of the second balance plate through a second rotating shaft; angles are formed between the first balance plates and the second balance plates; the lower end of each second balance plate is hinged with the top of the cross beam through a third rotating shaft; a plurality of hooks are arranged at the bottom of the cross beam; and each hook hangs one lifting hook. The overhead traveling crane lifting appliance has a simple structure; by the overhead traveling crane lifting appliance, swinging of a steel tube and sputtering of acid liquor are avoided, and waste of the acid liquor and pollution to the environment are reduced; and furthermore, automatic unhooking and automatic hooking of the steel tube when the steel tube is fed intoa slot and discharged from the slot can be realized, so the utilization rate of an overhead traveling crane is increased and the steel tube pickling efficiency is improved. When the inclination degree of the cross beam is adjusted through a steel wire rope, the steel tube can be kept steady and made to be inclined.