31results about How to "Implement fixed point" patented technology

The present invention has opened a loading device with central locating to the public, which cosists of base plate, fixture seat, adjusting slide block, guiding rod, lead screw and wheel disc with the structure as setting fixture seat at two sides of base plate, to set two adjusting slide blocks on the guiding rod, to set right-and-left screw nut at up middle part of two adjusting slide blocks separately, the slide block right-and-left screw nut to be inner placed with ball adjusting lead screw corresponding to left-right thread direction, to set an adjusitng wheel disc at axial end of ball adjusting lead screw outside one side of fixture sat, to set clamping fixture for engaging the pulling pressure at upper part of two adjusting slide blocks. In operation, the right-and-left screw nut at two ends of lead screw in loading device will carry out outwards or innerwards of simmetry motion to pull loading clamping fixture because of applying the structure of right-and-left screw nut and accurate ball adjusting lead screw.

The invention relates to the technical field of biological control of diseases and pests, in particular to an insect egg transporting and releasing device belonging to the technical field in which biological control is performed by means of natural enemy insects. The device is in a spherical shape and is composed of an upper cover, filler, insect eggs with parasitic trichogramma, paper cards and a lower bottom; the filler comprises two portions, one portion is located at the bottom of an inner cavity of the lower bottom, the other portion is located in an inner cavity of the upper cover, and the weight of the filler portion which is located at the bottom of the inner cavity of the lower bottom and infiltrated by nutrient substances needed by adult insects is larger than that of the filler portion which is located in the inner cavity of the upper cover and infiltrated by the nutrient substances needed by the adult insects; the insect eggs with the parasitic trichogramma are placed on the paper cards, and the paper cards are placed between the upper filler portion and the lower filler portion; the surface of the upper cover is provided with breathable holes, and the upper cover and the lower bottom are folded to form a sphere and connected in a fastening mode. The insect egg transporting and releasing device is easy to degrade, does not pollute the environment and can meet all requirements needed by field, forest and orchard releasing.

The invention relates to the technical field of power supply and transformation, and particularly relates to an automatic calibration device for dynamic error of a movable on-line oil gas monitoring system, which is used for chromatographic analysis of transformer oil. A high-strength carbon steel rack is an L-type rack, and vibration damping pneumatic tires are arranged on two sides of the rear end of a horizontal frame of the high-strength carbon steel rack; the horizontal frame of the high-strength carbon steel rack is provided with a power supply control box and a pipeline cleaning circulating pump, and two sides of the front end of the high-strength carbon steel rack are provided with telescopic universal bearing frames; an on-line monitoring system for gas in Calisto 9 type high-precision oil is fixedly arranged in the front side of a vertical rack of the high-strength carbon steel rack through a disk type wideband shock absorber at the upper end and a loading low-frequency composite shock absorber at the lower end. The automatic calibration device for the dynamic error of the on-line movable oil gas monitoring system, disclosed by the invention, is simple in structure and convenient to use, and can effectively realize the on-line intelligent monitoring and fault diagnosis of an oil chromatography in a fixed-point and timing manner movably and regularly.

The invention discloses a solidifying and hardening progress monitoring system for mining cement filling slurry and a monitoring method thereof. The solidifying and hardening progress monitoring system for the mining cement filling slurry comprises a pressurizing and sample preparing mechanism, and a sample measuring mechanism, wherein the pressurizing and sample preparing mechanism is provided with a sample preparing die, a limiting die, a resistance increasing device and a connecting frame, and the sample measuring mechanism is provided with a needle type electrode, a guide line, a resistance collecting host computer, an anti-falling coupling plug and an electrode hole. Under the efficient matching between the pressurizing and sample preparing mechanism and the sample measuring mechanism, the system disclosed by the invention is used for continuously detecting the whole solidifying and hardening progress of the mining cement filling slurry in a real-time manner under the action of the certain top pressure so as to simulate the solidifying and hardening conditions of the mining cement filling slurry in a gob under the action of the overburden pressure and fulfill the purpose for accurately, efficiently and continuously monitoring the solidifying and hardening progress of the mining cement filling slurry in a lossless manner.

The invention relates to a multifunctional vibration device. The multifunctional vibration device comprises a machine frame, a vibration box, a workpiece, a nitrogen spring and a hydraulic motor. The top end of the vibration box is covered with the machine frame. The machine frame is hinged to the vibration box and used for being connected with an excavator. The nitrogen spring is arranged between the top end of the vibration box and the machine frame. The workpiece is connected to the bottom end of the vibration box. The hydraulic motor is connected to the lateral side of the vibration box. A pair of meshed eccentric gears are arranged in the vibration box. At least one eccentric gear is driven by the hydraulic motor. The hydraulic motor makes the eccentric gears rotate at a high speed, force in the horizontal direction is mutually counteracted, excitation force is generated in the vertical direction, and therefore vibration is generated. Damping is achieved through the nitrogen spring, and generated vibration drives the workpiece to vibrate. Compared with the prior art, the multifunctional vibration device has the beneficial effects that multiple functions are achieved, cost is low, operation is convenient, and the application range is wide.

The invention discloses a fertilizer coating and application system, which comprises a box body and a handle arranged on the upper end of the box body. The inner cavity of the box body is sequentially provided with a feeding box, a roll-up coating device and a discharging box from top to bottom. The discharging port of the feeding box is communicated with the feeding port of the roll-on coating device. The discharge port of the roll-on coating device is communicated with the feed port of the discharge box. A control discharger is also arranged at the discharge port of the discharge box. The system has the advantages of simple structure, low cost, easy portability, wide applicability, uniform coating, and stable coating quality, and can simultaneously realize the coating and application of seed fertilizers without heat treatment. Personalized layered coating operations are also possible.

The invention discloses a preparation method of pH-responsive tannic acid / chitosan nanocapsules, which is characterized in that: cetyltrimethylammonium bromide, tannic acid and chitosan are used as raw materials, The target product is synthesized by layer-by-layer self-assembly method, namely tannic acid / chitosan nanocapsules with core-shell structure; wherein, the mass ratio of tannic acid, chitosan and cetyltrimethylammonium bromide is 0.27-0.8:0.27-0.8:1. The nanocapsule prepared by the invention can respond to pH changes, control release of embedded molecules, and improve utilization efficiency of drug molecules. The preparation method is simple and the cost is low, and has broad application prospects in the fields of food, medicine, biotechnology and the like.

The present invention has opened a loading device with central locating to the public, which cosists of base plate, fixture seat, adjusting slide block, guiding rod, lead screw and wheel disc with the structure as setting fixture seat at two sides of base plate, to set two adjusting slide blocks on the guiding rod, to set right-and-left screw nut at up middle part of two adjusting slide blocks separately, the slide block right-and-left screw nut to be inner placed with ball adjusting lead screw corresponding to left-right thread direction, to set an adjusitng wheel disc at axial end of ball adjusting lead screw outside one side of fixture sat, to set clamping fixture for engaging the pulling pressure at upper part of two adjusting slide blocks. In operation, the right-and-left screw nut at two ends of lead screw in loading device will carry out outwards or innerwards of simmetry motion to pull loading clamping fixture because of applying the structure of right-and-left screw nut and accurate ball adjusting lead screw.

The invention discloses a vacuum glass support pillar layout device which comprises a base and a stand column. The vacuum glass support pillar layout device is characterized by being provided with a y-axis guide rail, an x-axis guide rail, a z-axis guide rail, a workbench, a transmission mechanism and a shearing mechanism, wherein the y-axis guide rail is arranged on the base, the workbench is arranged on the y-axis guide rail, and the bottom of the workbench is provided with a guide structure matched with the y-axis guide rail; and the x-axis guide rail and the z-axis guide rail are respectively connected with the stand column, the transmission mechanism is connected with the stand column by the x-axis guide rail and the z-axis guide rail respectively, and the shearing mechanism is connected with and fixed on the transmission mechanism by a lateral suspension frame plate and is positioned above the workbench. The vacuum glass support pillar layout device is reasonable and compact in structure, has a good using effect, can meet the standard requirement on the layout positions of support pillars, and can be widely used in various layout occasions. A stepping motor can be used for realizing pause at a fixed point and fixed time and can avoid lagging. The vacuum glass support pillar layout device can be used for laying the support pillars while shearing copper wires to form the support pillars, so that the working efficiency is greatly improved, and the processing progress of vacuum glass is promoted.

The invention relates to a device for detecting a water environment monitoring instrument fully automatically on line in a configuring way, comprising a liquid adding unit, a solution storing device, a detector for detecting the water quality on line, a control storer, a data transmission module and a display screen. The liquid adding unit comprises a plurality of pipe control valves; the pipe control valves are connected with an input pipe of the standard solution to be monitored; the detector for detecting the water quality on line is used for measuring the relevant parameters of the solution stored in the solution storing device and connected with the detection signal end of the control storer; and the output end of the control storer is connected with the input ends of the pipe control valves. Due to the implementation of the device, the work efficiency can be improved by more than 10 times. The device can be used for detecting a plurality of different types of COD (chemical oxygen demand), ammonia nitrogen, total phosphorus, permanganate index monitors in the fixed place and time quantitatively in a configuring way.