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114results about How to "Resolve slack" patented technology

Chitin organic fertilizer produced by using livestock excrement and shrimp and crab shells and preparation method thereof

The invention discloses chitin organic fertilizer produced by using livestock excrement and shrimp and crab shells and a preparation method thereof. The chitin organic fertilizer produced by using the livestock excrement and the shrimp and crab shells comprises, by weight percentage, the following raw materials of 65 to 84 % of the livestock excrement, 5 to 15 % of waste of the shrimp and crab shells, 10 to 20 % of straw and 0.5 to 1 % of microbial agent. The chitin organic fertilizer has the advantages that a strong induction effect in the respect of restraining tobacco bacterial wilt is achieved, the tobacco is promoted to generate system resistance under the environmental stress of soil-borne disease, the soil biological activity can be promoted to improve at the same time, the occurrence of the conditions of tobacco vascular bundle deformation and xylem blocking can be reduced to a certain extent, therefore the efficient prevention and control over the tobacco bacterial wilt are achieved, and the problems that the organic fertilizer is slow in taking effect, the effect is not obvious after the fertilizer is applied, and the fertilizer performance is not stable are solved. In addition, the invention further discloses the preparation method of the chitin organic fertilizer.
Owner:GUIZHOU DIBAO BIOTECH CO LTD

Facial mask liquid for improving cutis laxa of faces and preparation method thereof

The invention discloses facial mask liquid for improving cutis laxa of faces and a preparation method thereof. The preparation method comprises the following steps: (1) taking 1100-1250 parts by weight of lepidium meyenii extracts, 500-700 parts by weight of broken-wall pine pollen, 280-330 parts by weight of sheep placenta, 25-33 parts by weight of anthocyan, 28-35 parts by weight of coenzyme Q10, 12-16 parts by weight of vitamin C, 19-22 parts by weight of zinc gluconate, 48-53 parts by weight of tocotrienols and 13-16 parts by weight of lecithin to be uniformly mixed so as to obtain a lepidium meyenii composition; (2) taking the lepidium meyenii composition, adding pure water to the taken lepidium meyenii composition, stirring the lepidium meyenii composition and the pure water for 10-15 minutes, heating the lepidium meyenii composition and the pure water which are stirred to 50-60 DEG C, and putting the lepidium meyenii composition and the pure water which are heated into a fluid gyromagnetic magnetizing device for magnetization; and (3) adding tea saponin to the magnetized serosity, and uniformly stirring the tea saponin and the magnetized serosity to obtain the facial mask liquid. According to the invention, the fluid gyromagnetic magnetizing device is used for magnetizing the serosity of the composition, so that the bioactivity and the osmotic force of the composition are obviously enhanced, and when the composition is used for facial care, the composition is easier to absorb.
Owner:FUZHOU PINXING TECH DEV

Method for inducing hybrid larch plant regeneration through in vitro culture of adventitious buds

The invention discloses a method for inducing hybrid larch plant regeneration through in vitro culture of adventitious buds, relates to a method for inducing pine plant regeneration through in vitro culture of adventitious buds, and aims at solving the problems that in the existing tissue culture method of hybrid larch, organogenesis is difficult, plant regeneration rate is low, and adventitious bud induction rate is low. The method comprises the following steps: 1 inoculating pretreated zygotic embryos of the hybrid larch into a culture medium, and carrying out dark cultivation or light cultivation until callus tissue is generated; 2 inoculating the callus tissue into the culture medium, carrying out light cultivation until an adventitious buds grow; 3 cutting the callus tissue with the adventitious buds into blocks, transferring into the culture medium, carrying out subculture for once after 3 weeks, carrying out adventitious bud elongation, transferring into the culture medium, and carrying out stooling of the adventitious buds; and 4 transferring the stooled adventitious buds into the culture medium, and carrying out light cultivation to realize rooting of the adventitious buds. According to the method disclosed by the invention, the induction rate of the adventitious buds is 87.73%; the stooling rate is 75.96%; the rooting rate is 45%; and the method is applied for inducing hybrid larch plant regeneration through in vitro culture of adventitious buds.
Owner:NORTHEAST FORESTRY UNIVERSITY

Multiphase flow hybrid conveying pipeline resistance reduction device and method of mine field

The invention discloses a multiphase flow hybrid conveying pipeline resistance reduction device and a multiphase flow hybrid conveying pipeline resistance reduction method of a mine field. The multiphase flow hybrid conveying pipeline resistance reduction device and the multiphase flow hybrid conveying pipeline resistance reduction method are characterized in that: hybrid conveyed fluid is accelerated by a reducing pipe and then enters a device main body pipeline by a tangential inlet pipe; and an annular space between the device main body pipeline and a hot water reflow pipe forms a rotational flow. Due to different densities, oil phase, gas phase and water phase form layered circular flows in the device main body pipeline. The water phase is closely attached to the inner wall of the device main body pipeline, so that direct contact of oil with the pipe wall is avoided, and the conveying resistance is greatly reduced. The oil phase is positioned between the gas phase and the water phase and is driven by the gas phase and the water phase to be transferred towards downstream side. One end of the oil, gas and water three-phase hybrid conveying rotational flow resistance reduction device is connected with a hot water circulating system to heat the hybrid conveyed fluid, so that on one hand, the viscosity of crude oil in the hybrid conveyed pipe can be reduced, and on the other hand, gas can be expanded properly, and the air flow speed is increased. The multiphase flow hybrid conveying pipeline resistance reduction device and the multiphase flow hybrid conveying pipeline resistance reduction method have the advantages of adoption of a physical technology for resistance reduction, no toxicity, no pollution, low manufacturing cost, reliability in operation, good resistance reduction effect, capability of effectively preventing paraffin deposit and high promotion and application value.
Owner:SOUTHWEST PETROLEUM UNIV

Fiber type osmotic pressure sensor with fine-tuning device and automatic temperature compensation

The present invention discloses a fiber type osmotic pressure sensor with a fine-tuning device and automatic temperature compensation. The device comprises a protection shell and a permeable stone housing. The protection shell is equipped with a fiber fixed substrate. One end of the fiber fixed substrate is a rigid structure, and the other end of the fiber fixed substrate is an elastic structure. A temperature optical fiber is fixed at one end of the rigid structure, a pressure fiber grating is fixed at one end of the elastic structure, the connection part of the fiber fixed substrate and the pressure fiber grating is equipped with an elastic adjustment device, and the external part of the pressure fiber grating is the elastic film of the tail end of the fiber fixed substrate. The fiber type osmotic pressure sensor has the advantages of strong anti-interference ability, high sensitivity, high precision and stable performance, the automatic temperature compensation can be achieved, and the temperature and liquid pressure can be measured at the same time. The linear performance of the elastic film is good, good deformation can be generated under small pressure, and the sensitivity is excellent. The fiber type osmotic pressure sensor has a good protection structure and good waterproof and moisture-proof performance and can be applied to a harsh environment.
Owner:NANJING NARI GROUP CORP +1

Submarine cable laying device suitable for underwater remote control operation robot

The invention discloses a submarine cable laying device suitable for an underwater remote control operation robot. The device is carried at the bottom of an underwater ROV, and accurate cable routingcontrol and recording can be realized by utilizing track control and recording functions of the ROV; the number of turns of rotation is fed back through a tensioning pulley servo motor, the laying length of the cable is accurately measured, calculated and recorded, the tensioning state of the released cable is kept through the servo motor torque for the tensioning pulley driving, and releasing andrecycling of the cable are achieved through cooperation of a cable arranging mechanism and the tensioning pulley. Attitude adjustment is carried out by combining attitude control of the ROV and an electric propulsion system of the cable laying device, and accurate plugging and unplugging of the submarine cable can be realized. The submarine cable laying device is mainly used for plugging connection and laying operation of photoelectric composite cables between main and secondary junction box nodes and between the junction box and a scientific instrument of a submarine scientific observation network, and can also be used for connection and laying of submarine cables and wires used by underwater production equipment and underwater factories.
Owner:杭州瑞晟博科技有限公司

Under-actuated dexterous hand finger

The invention discloses an under-actuated dexterous hand finger. The under-actuated dexterous hand finger comprises a far knuckle, a far end rotating joint, a middle knuckle, a middle rotating joint,a near knuckle, a near-end rotating joint, a base, an elastic recovery rope and a tendon rope. Pre-tightening adjusting blocks integrated in the knuckle can be adjusted by pre-tightening nuts to realize the later-stage pre-tightening of the tendon rope. When the tendon rope is loosened in the later use process, the pre-tightening adjusting blocks are adjusted through the pre-tightening nuts, and the tendon rope is not required to be pre-tightened by dismounting a dexterous hand, so that a large movement transmission error caused by looseness of the tendon rope is avoided, and the problem thatthe tendon rope is loosened in the long-term use process of the tendon rope transmission type dexterous hand is solved. The whole circumference of a fixed pulley is replaced with arc-shaped through holes of the pre-tightening adjusting blocks instead of the whole circumference of the fixed pulley, so that the inner space of the finger is further saved, and the size of the dexterous hand finger isfurther reduced; and the adjustable range of a transmission track of the tendon rope is enlarged by replacing the whole circumference of the pulley by using the arc-shaped through holes.
Owner:HEBEI UNIV OF TECH

Method and device for automatically adjusting laying tension of steel wire

ActiveCN104028573AResolve slackSolve throwing lineWear resistantMechanical engineering
The invention discloses a device for automatically adjusting the laying tension of a steel wire. The device comprises a constant-tension adjusting device and a pneumatic part, wherein the constant-tension adjusting device comprises a bracket, a spring, a tension detecting device, a linear guide rod, a linear bearing, a tension adjuster, a locating wear-resistant sleeve and a pull rod; the linear guide rod is connected and fixed to the bracket by using a nut, the spring is placed at the lower end of the linear guide rod, the tension adjuster is capable of sliding up and down on the linear guide rod through the linear bearing, the locating wear-resistant sleeve is arranged on the tension adjuster, the tension detecting device is fixed on the bracket by using a locking nut, the upper end of the linear guide rod is connected by using the pull rod, and the pneumatic part comprises a gas source treatment duplex member, an electromagnetic directional valve, a pressure regulating valve and a pneumatic tension device which are serially connected with one another in sequence. The device is capable of realizing automatic adjustment of the tension of the steel wire, and overcoming the phenomena of loosening, throwing, disordering of the steel wire due to non-uniform tension in a laying process of the steel wire, thereby meeting the production requirement and improving the product quality.
Owner:GUIZHOU WIRE ROPE

Dam trash rack solid trash removing device

PendingCN107859006AIncrease the dirt insertion forceAvoid leaning stuckArtificial water canalsElectric machineryElectrical and Electronics engineering
The invention discloses a dam trash rack solid trash removing device. The dam trash rack solid trash removing device comprises a trash removing rake arranged on the water inlet side of a trash rack, acounterweight car arranged above the trash rack in a hinged mode, a traction mechanism for driving the counterweight car to move and turning over the trash removing rake, a base fixedly arranged above the trash rack, rails parallel to the trash rack, and a traveling mechanism which is arranged at the bottom of the traction mechanism and matched with the rails; the counterweight car is in rollingfit with guide rails arranged on the two sides of the trash rack, or with rack strips through guide wheels on the two sides; the trash removing rake inversely covers the trash rack in a C shape, the upper portion of the trash removing rake is hinged to the counterweight car, the lower middle portion of the trash removing rake is connected with a rack turning cable of the traction mechanism, and the trash removing rake is provided with rack teeth inserted into the trash rack; and the traction mechanism comprises a machine frame of which the bottom is fixedly provided with the traveling mechanism, and a spindle arranged on the upper portion of the machine frame, the spindle connected with an output shaft of a speed reducer driven by a motor and wound with a lifting cable and the rake turningcable, the lifting cable is connected with the counterweight car, and the machine frame is provided with a hydraulic rake turning mechanism for enabling the rake turning cable to go up and down. Thedam trash rack solid trash removing device has the characteristics of being simple in structure, stable and reliable in work and high in slag removing efficiency.
Owner:戴娇

Sliding roll display device

ActiveCN112927619AControl deformationGuaranteed flat displayIdentification meansGraphicsDisplay device
The embodiment of the invention discloses a sliding roll display device. The sliding roll display device comprises a sliding roll screen, a sliding roll driving mechanism, a light detector and a control module; the sliding roll screen comprises a flexible display screen and a supporting sheet which are arranged in a stacked mode, wherein the supporting sheet is located on the side, away from the light emitting side, of the flexible display screen; a plurality of hollow patterns are arranged on the supporting sheet; the light detector is used for collecting the light intensity change of the area where a hollowed-out pattern is located on the supporting sheet; the control module is used for determining the actual extension amount of a sliding roll screen according to the light intensity change of the area where the hollowed-out pattern is located collected by the light detector, and comparing the actual extension amount with a theoretical extension amount to calculate the deformation amount of the sliding roll screen; and the control module is also used for controlling the sliding roll driving mechanism to compensate the roll shrinkage amount of the sliding roll screen according to the deformation amount of the sliding roll screen. According to the sliding roll display device of the embodiment of the invention, the problem that a flexible screen is loosened due to the fact that an existing sliding roll screen is easy to wrinkle due to multiple times of sliding roll is solved; tension can be provided for the extending sliding roll screen, so that the sliding roll screen is in a tightened state, and smooth display of the extending sliding roll screen is ensured.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

Double-bar early warning device and ductility control method for prestressed FRP reinforcement structure

ActiveCN109235924ASimple structureThe construction process is clearBuilding repairsSelf lockingEngineering
The invention discloses a double-bar early warning device and ductility control method for a prestressed FRP reinforcement structure. The device comprises a fixing plate, an FRP strip, a self-lockingplate, an anchoring plate, a tensioning plate, tensioning screws, multiple nuts and expansion bolts. The two ends of the FRP strip are fixedly connected with the fixing plate and the self-locking plate respectively, the tensioning screws include the first tensioning screw and the second tensioning screw which are arranged in parallel, and large plastic deformation of the tensioning screws occurs when the structure is overloaded to achieve a safety early warning function of the structure; the tensioning screws penetrate through the self-locking plate, the anchoring plate and the tensioning plate, and the nuts are in threaded connection with the screws and are used for locking both sides of the self-locking plate, anchoring plate and tensioning plate separately; the expansion bolts are usedfor fixing the fixing plate, the self-locking plate and the anchoring plate to concrete, and long circular through holes in the self-locking plate are formed in parallel with the tensioning screws. Compared with the prior art, the device and the method have the advantages that not only are the ductility and rigidity of the components improved, but also the early warning function is achieved when the structure is overload, and the safety of the components is improved.
Owner:SHENZHEN UNIV

Traditional Chinese medicine ointment for treating hyperosteogeny and preparation method of traditional Chinese medicine ointment

The invention discloses a traditional Chinese medicine ointment for treating hyperosteogeny and a preparation method of the traditional Chinese medicine ointment and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine ointment for treating hyperosteogeny is prepared from the following raw materials in parts by weight: 1-2 parts of musk, 5-10 parts of dragon blood, 5-10 parts of saffron crocus and 10-20 parts of chicken oil. The preparation method comprises the following steps of: (1) preparing materials; (2) grinding and crushing; respectively grinding and crushing the three raw materials, i.e., the musk, the dragon blood and the saffron crocus, wherein the musk, the dragon blood and the saffron crocus are weighted according to weights, and the thickness is smaller than or equal to 60 meshes; and (3) preparing: heating the chicken oil to be in a boiling state, adding the ground musk, dragon blood and saffron crocus, uniformly stirring the musk, the dragon blood and the saffron crocus to form paste, and then, holding fire and naturally cooling. According to the formula, the muskone is used as a guiding medicine and matched with the other three traditional Chinese medicines to prepare the traditional Chinese medicine ointment which is strong in permeability and capable of rapidly penetrating bone joint barriers and deep tissues, softening and eliminating spurs, eliminating aseptic inflammation, preventing hyperosteogeny from developing and worsening, maintaining bone and dredging the channel as well as solving the problem that a common medicine is slow in taking effects and cures the symptoms but not the diseases.
Owner:于忠和

Automatic collecting device of electrocardiograph lead wires

The invention discloses an automatic collecting device of electrocardiograph lead wires, and belongs to the technical field of medical apparatuses. The device comprises a main body with a box structure; a fixed plate, a left wire separating cylinder, a wire storage container, a right wire separating cylinder and a rotating shaft are fixed in the main body in sequence from left to right; the lead wires are started from an electrocardiograph to penetrate through the internal structures of the main body in sequence, and are connected to a human body; the ends, connected with the electrocardiograph, of the lead wires are fixed on the fixed plate; the left wire separating cylinder and the right wire separating cylinder are provided with separate through holes for enabling the lead wires to penetrate through; a side panel of the main body at the end of the rotating shaft is provided with through holes 2 corresponding to the lead wires one to one; weight blocks are arranged at the middle parts of the lead wires in the storage container; and the lead wires are respectively encircled by one lap on the rotating shaft. The device prevents and effectively solves the traction and looseness problems of the ends, connected with the electrocardiograph, of the lead wires, solves the problem of easy disordered winding of the lead wires, solves the problem of easy looseness of the lead wires therein, and is better in application and operation quality and effect.
Owner:刘功来

Chain tension automatic adjusting device of scraper conveyer

A chain tension automatic adjusting device of a scraper conveyer comprises an adjusting hydraulic cylinder, a hydraulic stabilizing mechanism, a liquid inlet pipe connector, a liquid return pipe connector and a shutdown locking button. The adjusting hydraulic cylinder comprises a right cavity, a telescopic rod and a left cavity. The telescopic rod is connected with a chain wheel of the scraper conveyer. The chain wheel of the scraper conveyer is controlled to move leftwards and rightwards through stretching and retracting of the telescopic rod, so that a chain of the scraper conveyer is tensioned or loosened, and the tension of the chain is adjusted. The hydraulic stabilizing mechanism is connected with the right cavity of the adjusting hydraulic cylinder, the liquid inlet pipe connector and the liquid return pipe connector. Liquid is injected into or discharged from the right cavity through the liquid inlet pipe connector or the liquid return pipe connector, so that liquid pressure in the right cavity is kept in a set range, and accordingly the telescopic rod is controlled to stretch and retract. The chain tension automatic adjusting device can guarantee that the chain of the scraper conveyer always runs at optimal tension, the service life of the chain of the scraper conveyer is effectively prolonged, maintenance frequency is reduced, and maintenance strength is reduced. Besides, production efficiency of a fully-mechanized mining face is effectively improved.
Owner:TIANDI SCI & TECH CO LTD
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