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174results about How to "Strong orientation" patented technology

Guide mechanism for directing rotary steering drilling tool

Disclosed is a guide mechanism for a directing rotary steering drilling tool. A near-bit stabilizer is fixed to the outer end of a rotating outer sleeve, a universal unit is fixed into the rotating outer sleeve, a drill bit is mounted at the tail of an offset shaft, the upper end of the offset shaft is connected with a drilling fluid channel, a hydraulic piston is arranged on the outer surface of an offset bearing, a sensor is mounted in a hydraulic cavity, a hydraulic medium channel is positioned inside the rotating outer sleeve and connected with two servo valves, the servo valves are connected with a control unit, a hydraulic pump is connected with a motor, the motor is connected with a turbine, and the drilling fluid channel is arranged at the tail end of the turbine. Under the action of hydraulic pressure, an offset mechanism shifts, a universal shaft is inclined, and a hydraulic telescopic block is dynamically adjustable, so that the variable universal shaft is kept at a certain angle during drilling. Mud drives a generator to generate power for providing energy to the hydraulic pump, a whole hydraulic system adopts servo control, and the guide mechanism has the advantages of systematic flexibility, fine stress, accuracy in control of well deflection positions and fine borehole quality.
Owner:XI'AN PETROLEUM UNIVERSITY

Rail destruction detection device and method based on magnetostriction and longitudinal ultrasonic guided wave

ActiveCN102520068AImproving the efficiency of early identification of damageEnabling non-contact damage detectionAnalysing solids using sonic/ultrasonic/infrasonic wavesEngineeringElectromotive force
The invention discloses a rail damage detection device and method based on magnetostriction and longitudinal ultrasonic guided wave, which are applied in the field of railway traffic nondestructive detection. The rail damage detection device comprises a shell, wherein an inner wire support, an inner coil, an outer wire support, an outer coil, a yoke and a permanent magnet are arranged in the shell; a current input port, an inner coil current input electric wire and an inner coil current output electric wire are arranged at one end of the shell; an outer coil current output electric wire, an outer coil current loop electric wire and a voltage output port are arranged at the other end of the shell; and the upper part of the shell is fixedly connected with a rail detection vehicle. The rail damage detection method comprises the following steps of: exciting induced electromotive force by utilizing magnetostriction and longitudinal ultrasonic guided wave, and indirectly measuring time and strength generated by a defect reflective waveguide signal according to the induced electromotive force, and further determining the destruction position and the destruction size. The rail damage detection device and method can be used for carrying out accurate detection on trace destruction inside and outside the rail, and have the advantages of long detection distance and high detection efficiency.
Owner:JINAN UNIVERSITY

Highway agglomerate fog early warning system based on intervisibility distance monitoring and early warning method thereof

The invention relates to the technical field of traffic monitoring, in particular to a highway agglomerate fog early warning system based on intervisibility distance monitoring and an early warning method thereof. The highway agglomerate fog early warning system comprises a highway agglomerate fog early warning detection device and a server. The highway agglomerate fog early warning detection device comprises a laser emitting module, a laser receiving module, a control module and a data transmission module. The laser emitting module and the laser receiving module are oppositely arranged on the two sides of a highway. The highway agglomerate fog early warning detection device is in communication with the server through the data transmission module. The early warning method includes the step that the laser receiving module is used for receiving light intensity data to calculate an intervisibility distance, the step that the intervisibility distance is compared with a greasy weather traffic safety early warning threshold value, and the step that the server issues early warning information. By means of the highway agglomerate fog early warning system based on intervisibility distance monitoring and the early warning method thereof, agglomerate fog monitoring of highway narrow strip-shaped space can be achieved, the current intervisibility distance can be obtained automatically and accurately, corresponding early warnings are given out, and thus highway traffic safety is improved.
Owner:重庆伟登交通工程设计咨询有限公司

Traditional Chinese medicament preparation for treating various types of skin diseases caused by dampness, heat, dry blood and unsmooth venation

The invention discloses a traditional Chinese medicament preparation for treating various types of skin diseases caused by dampness, heat, dry blood and unsmooth venation. A preparation method for the traditional Chinese medicament preparation comprises the following steps: taking long-noded pit viper, indigo naturalis, clamshell, madder, peach seed, schizonepeta spike carbon, wine roasted snake slough, red peony, angelica sinensis, lalang grass rhizome, kochia scoparia, fried xanthium fruit, dried rehmannia root, prepared rehmannia root, fructus forsythiae, honeysuckle, bunge corydalis herb, polygonum cuspidatum, rhizoma smilacis glabrae, golden cypress, spina gleditsiae, platycodon grandiflorum, leonurus, bitter apricot kernel (peeled and fried), divaricate saposhnikovia root, red Tuckahoe, white paeony root, cicada slough, fried burdock, moutan bark, dictamnus dasycarpus turcz, rhubarb fried by wine, caulis lonicerae, lithospermum, rhizoma bolbostemmae,wine roasted ligusticum wallichii, liquorice, black soya bean, radix angelicae dahuricae, muskroot-like semiaquilegia root, bark of chinese redbud, suberect spatholobus stem, lotus leaf, serissa serissoides, duckweed, wine roasted radix rubi parvifolii, safflower and talcum powder; floating pills by water; adding the talcum powder to serve as a coating; adding glutinous rice juice or a suitable amount of maltose juice adhesive. The previous experience prescriptions are inherited and integrated technologically, and the synthesis and innovation are performed after technology integration is performed.
Owner:李智锋

Laser data-based substation foreign object identification method

The invention relates to a laser data-based substation foreign object identification method. At present, foreign object recognition is easily affected by environments, modeling is complex, and algorithms are time-consuming. The method of the present invention includes the following steps that: a laser radar is adopted to collect laser data in a plurality of regions; a model point cloud set is built through analysis and settlement; the laser radar is used to collect the laser data of a certain region to be measured, so that the laser data can form test point cloud; outlier removal filtering isperformed on point cloud distribution information through calculation; the distribution histograms of point cloud data in an x-axis direction, a y-axis direction and a z-axis direction are put into statistics; key points are extracted through uniform sampling filtering, and feature vectors are calculated; kdtree matching pair indexes are established; conversion matrix solving is performed throughSVD; the coordinates of the test point cloud are converted, and ICP iterative registration is performed on the converted coordinates of the test point cloud and model point cloud; point pair pairing distances are calculated through using the kdtree, and distance exceeding points are screened out; the density of a distance exceeding point set is calculated; and whether a foreign object exists is judged. The laser data-based substation foreign object identification method of the invention is used for substation foreign object identification.
Owner:国网黑龙江省电力有限公司超高压公司 +1

Flexible peristaltic pipeline robot with guide head and one-way traveling wheel structure

The invention relates to the field of pipeline robot research, in particular to a flexible peristaltic pipeline robot with a guide head and a one-way traveling wheel structure. The invention discloses a flexible peristaltic pipeline robot with a guide head and one-way traveling wheels, which comprises a front robot body, a guide head mechanism, a rear robot body, a flexible spring shaft and one-way traveling wheels, wherein the flexible spring shaft is fixed with the front robot body, penetrates through the rear robot body and is meshed with a motor shaft installed on the rear robot body to form helical drive, and a peristaltic traveling driving device is formed; the guide head mechanism is driven by a guide head motor fixed on the front robot body, and one tension spring is connected with the guide head and the front robot body; and four sets of one-way traveling wheels are respectively installed on the front robot body and the rear robot body, and each set of one-way traveling wheels comprises two one-way traveling wheels. The robot provided by the invention can smoothly pass through straight, T-shaped, L-shaped bent pipes and a reducing pipeline, the traveling wheels are always in contact with the inner wall of the pipeline in a movement process, and the robot has the advantages of easiness in control, good stability and high adaptability.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Liver-nourishing kidney-boosting compound medlar glutinous rice cake or granular formulation for dietary cure

InactiveCN101473958AGood curative effectTo achieve the health care effect of physical fitnessDigestive systemUrinary disorderMedicinal herbsSide effect
The invention relates to a composite medlar rice cake or granular preparation prescription for nourishing liver and benefiting kidney by food treatment. The prescription consists of medical materials and foodstuffs, such as medlar, red raspberry, schisandra fruit, Asiatic plantain seed, dodder, angelica, Szechwan lovage rhizome, red peony root, prepared rehmannia root, milkvetch root, largehead atractylode rhizome, tuckahoe, liquorice, hawkthorn, costus root, sticky rice juice, maltose juice, etc. The prescription has the advantages that raw materials are abundant; the processed medlar rice cake or granular preparation is easy for packing and convenient for taking, has strong target characteristic, strong guiding force and good curative effect and no toxic and side effect and has the total effective rate of more than 98 percent, etc. The invention fills the blank of the subject area that the food treatment of the composite medlar rick cake or granular preparation has the effects of nourishing liver, benefiting kidney, nourishing Yin, activating blood circulation, moistening stem, reinforcing qi, elevating yang, producing sperm, benefiting marrow, strengthening spleen, benefiting stomach, regulating qi to activate spleen, tonifying qi-blood, improving the health and strengthening the body, which is the creative development of the study on current human medlar deep processing industrialized food treatment medical culture.
Owner:李运乃

Numerical control hydraulic machine

ActiveCN105058833AImprove positioning control accuracyStrong orientationPress ramNumerical controlEngineering
The invention provides a numerical control hydraulic machine. An operation screen is arranged at the top end of a pressure oil source; an oil outlet is also formed in the top end of the pressure oil source and is connected with one end of a high-pressure oil pipe; the other end of the high-pressure oil pipe is connected with a numerical control oil cylinder; an oil returning opening is formed in the bottom end of the pressure oil source and is connected with one end of an oil returning pipe; the other end of the oil returning pipe is connected with the numerical control oil cylinder; a servo motor is arranged at the top end of a valve body; a cylinder body is arranged at the lower end of the valve body; the valve body is connected with the upper end of the cylinder body by an upper chamber oil pipe of the oil cylinder and is connected with the lower end of the cylinder body by a lower chamber oil pipe of the oil cylinder; a pressure head is arranged at the bottom end of the numerical control oil cylinder; the numerical control oil cylinder is arranged on a numerical control oil cylinder arranging frame. The numerical control hydraulic machine is capable of solving the synchronization problem of more than two numerical control oil cylinders; the position control precision of the pressure head is high; the velocity of movement of the pressure head is controllable; the use of a distance setting device, complex valve block and valve unit, expensive proportional valve and proportional pump and the like is avoided; a hydraulic system and an overall mechanical structure are simplified, so the reliability of the overall machine is improved.
Owner:天津正城城市基础设施投资股份有限公司

Food cooking device with feeding function

The invention relates to a food cooking device with a feeding function. The food cooking device with the feeding function comprises a cooking machine, a seasoning putting device and a feeding device, wherein the cooking machine comprises a machine body and a pan mechanism, the machine body comprises a first machine frame and a second machine frame, the first machine frame and the second machine frame are located on the two sides of the pan mechanism respectively, rotation shafts are fixedly installed on the two sides of the pan mechanism, and the pan mechanism is installed on the first machine frame and the second machine frame through the rotation shafts; the seasoning putting device is fixedly installed on the second machine frame, and comprises a translation driving device, a guide device, a moving device and a seasoning putting part; the two sides of the moving device are installed on the translation driving device and the moving device respectively, the seasoning putting part is installed on the moving device, and the translation driving device and the guide device are parallelly arranged on the same plane side by side; the seasoning putting part is moved to the portion above the pan mechanism through the moving device; the feeding device is used for putting main ingredients of dishes into the pan mechanism.
Owner:FOSHAN POLYTECHNIC

Finished prestressed steel stranded wire harness convenient for construction

The invention relates to a finished prestressed steel stranded wire harness convenient for construction. The finished prestressed steel stranded wire harness comprises a steel stranded wire harness, an extruding sleeve, a front marking board, a rear marking board and a binding wire, wherein the steel stranded wire harness is composed of a plurality of steel stranded wires through combing and twisting in an ordered manner, the extruding sleeve is coaxially buckled at the pulling end of the steel stranded wire harness, the front end and the rear end of the steel stranded wire harness penetrate through the front marking board and the rear marking board, respectively, the binding wire is spirally wound on the outer edge of the steel stranded wire harness between the two marking boards, the extruding sleeve comprises a connecting section and a pulling section, wherein the pulling section is integrated at one end part of the connecting section, the pulling section is of a cone-frustum shaped structure, a threaded hole is formed coaxially in the minor-diameter end of the cone-frustum shaped structure, and a plurality of barb bulge loops are uniformly and integrally arranged on the inner wall of the connecting section in a spacing manner. The steel stranded wire harness can penetrate into a corrugated pipe of a construction hole safely, twisting and deformation among the single steel stranded wires are avoided during penetrating, the pulling section of the extruding sleeve is of a conical structure design and has the strong guiding property, and the construction efficiency is effectively improved.
Owner:TIANJIN SHINKUNTAI ADVANCED PRESTRESSING TECH

Liver-tonifying kidney-boosting blood-nourishing blood-generating compound medlar health preserving wine preparation

The invention relates to a compound medlar nutritious liquor preparation used for tonifying liver and the kidney, nourishing and replenishing the blood. The preparation prescription comprises medlar, raspberry, shizandra berry, semen plantaginis, cuscuta Chinensis lam, angelica, rhizoma ligustici wallichii, red paeonia, rehmannia glutinosa, astragalus root, largehead atractylodes, poria, liquorice, hawthorn, costustoot, rice wine other medicinal materials and wine. Produced by processing and soaking, the compound medlar nutritious liquor preparation of the invention is abundant in raw materials, relatively easy in subpackaging, convenient in use and has the effects of strengthening the body and preserving health, thus filling in the gap of the subject field that the compound medlar nutritious liquor preparation has the functions of tonifying liver and the kidney, nourishing yin and invigorating blood circulation, moistening and increasing blood, tonifying qi and strengthening yang, generating essence and reinforcing the marrow, invigorating the spleen and reinforcing the stomach, guiding qi downward and refreshing the spleen, tonifying qi-blood, tonifying the essence and blood and strengthening the body. The compound medlar nutritious liquor preparation marks the innovative progress mankind has made by studying the cultures of food therapy, drink-service and medicinal liquor in the industrialization of deep processing of medlar.
Owner:李运乃

Permanent magnetic force vehicle

InactiveCN101190659ASimple system structureStrong suspension and guiding forceElectric propulsionLevitationEngineering
The invention provides a permanent magnetic vehicle, in particular to a permanent magnetic induction levitation vehicle. The symmetry center of a bottom plate of a vehicle body is provided with a driving source and both left and right sides of the axis exerted by the driving source are provided fixedly and symmetrically with magnetic wheels. The tracks are arranged just below each magnetic wheel and fixed on the roadbed and induction plates are arranged on the tracks. A permanent magnetic plate which parallels to a track induction plate is arranged at intervals along the extending direction of the track and avoids the magnetic wheel and is away from the track on the bottom part of the vehicle body. Part of the magnetic wheel and the magnetic plate are inserted into grooves of the track, but do not contact the grooves, or the magnetic wheel and the permanent magnetic plate are straddled above the track. When the magnetic wheel rotates, the wheel and the track produce electromagnetic interaction, which leads to the generation of levitation force, guidance force, and propulsive force. The same principle also works, that is, when the vehicle runs, the magnetic plate produces levitation force and guidance force as well. Both the vehicle and the track have the advantages of low cost, practical use and easy popularization.
Owner:刘新广

Strong shock-absorption type rear suspension device of automobile cab

The invention discloses a strong shock-absorption type rear suspension device of an automobile cab. The strong vibration-attenuation type rear suspension device comprises a left mechanism and a right mechanism, wherein the left mechanism and the right mechanism are in bilateral symmetry and have the consistent structure; the left mechanism is connected with the right mechanism by an oil tube and a beam; in the left mechanism and the right mechanism, the lower part of an upper connecting bracket is movably connected with a support trench on a hydraulic lock by a middle shaft; the lower part of the hydraulic lock is fixedly connected with the upper end of a middle connecting bracket; a side end of the middle connecting bracket is connected with a lateral shock absorber; the bottom end of the middle connecting bracket is in threaded connection with a spring shock absorber; the lower part of the spring shock absorber is connected with the middle part of the lower connecting bracket; the top of the lower connecting bracket is connected with a front beam and a back beam; and the front beam and the back beam are respectively connected with the lateral shock absorber by front and back beam connecting plates. The strong shock-absorption type rear suspension device has good lateral buffer performance, does not cause reciprocating sidesway of the cab, improves driving safety, can avoid motion discordance with the vertical motion of the cab, has strong guidance action for parts, and can effectively prevent the parts from sliding.
Owner:DONGFENG MOTOR CO LTD
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