33results about How to "Avoid staying away" patented technology

The invention relates to an isolated working heart dual-channel perfusion experiment method and device for large animals, in particular to isolated working heart dual-channel perfusion experiment method and device for large experimental animals such as pigs or large dogs. The method and device has the advantages that consumption of oxygen-rich anticoagulant blood is saved, heart performance is tested more comprehensively and required equipment is simple. The method is characterized by including: stopping an animal heart, subjecting bilateral coronary, pulmonary artery, pulmonary vein and artery to catheterization, and perfusing a coronary system with the oxygen-rich anticoagulant blood by means of bilateral coronary catheterization; recovering blood pumped out of the pulmonary artery from a right ventricle, testing with an experimental device, oxygenating, and perfusing the coronary with the oxygenated oxygen-rich anticoagulant blood to form an anticoagulant blood closed loop; perfusing with constant temperature physiological solution by a catheter in the pulmonary vein, and recovering the physiological solution through a catheter in the artery to form a physiological solution closed loop; reviving the heart by electrical stimulation.

The invention relates to a rolling bearing retainer (10) or a segment used for the rolling bearing retainer. The rolling bearing retainer is designed for retaining at least one roller (12) of a rolling bearing (14) within a roller region (16). Besides, the rolling bearing retainer (10) or the segment are provided with a lubricant storage area (18) that is designed for accommodating a paste lubricant (20), so that the lubricant and the roller region (16) of the rolling bearing retainer (10) and/or a work surface (22) of the roller (12) are retained within the lubricant storage area (18) at intervals when the rolling bearing (14) rotates. The lubricant storage area (18) has at least one opening through which a lubricating fluid (26) discharged from the lubricant (20) can flow toward the roller region (16) under the effect of force and/or temperature change.

The invention provides a meat duck transport device. The meat duck transport device comprises a plurality of uniformly arranged cages, wherein the two sides of each cage are provided with movable doors respectively, each movable door comprises vertical rods at the two sides, a plurality of transverse rods are arranged between the vertical rods, the two sides of each vertical rod are provided with racks, the racks are meshed with gears on the tops of the cages, the gears are fixedly connected through gear rods respectively, the gear rods are rotationally connected to the tops of the cages and connected with a motor, the cages are internally provided with conveying devices, the conveying devices comprise conveying belts, the conveying belts penetrate through openings of the cages, a fixing plate is arranged between upper and lower layers of each conveying belt, the two sides of each fixing plate are hinged with rotating plates, the rotating plates are slidably connected with connecting plates, the bottoms of the connecting plates are hinged with telescopic rods, and the bottoms of the telescopic rods are fixed to the inner bottom faces of the cages. The meat duck transport device has the advantages that the design is reasonable, the structure is simple, the device is safe and reliable, and ducks can be automatically driven and transported, thereby reducing manpower and improving the working efficiency.

The invention discloses back glass of a double-glass photovoltaic module. The back glass includes fixing bases. Each fixing base is of a convex structure on the double-glass photovoltaic module back glass. The fixing bases are arranged on one side surface of the back glass of the double-glass photovoltaic module. The arrangement position of the fixing bases matches the preset arrangement positionof solar cell panels, so that the solar cell panels are fixed among the fixed bases. The fixing bases are arranged on the back glass of the double-glass photovoltaic module to make each solar cell string or a single solar cell panel fixed in a specific position of the back glass of the double-glass photovoltaic module, so that relative displacement between the solar cell panels and the back glassof the double-glass photovoltaic module will not occur during a laminating process, the solar cell panels are prevented from being away from each other or being colliding with each other, the utilization ratio of incident light is improved, and the problem of poor appearance is avoided. The invention also provides a double-glass photovoltaic module with the above beneficial effects.

The present invention discloses a medical device. The medical device comprises a button signal receiving unit, including at least one first radio frequency coil, where the first radio frequency coil transmits a first radio frequency signal; and a remote controller, including a second radio frequency coil, and when the second radio frequency coil receives a first radio frequency signal, wherein thebutton signal receiving unit parses a button signal from the remote controller. The medical device of the present invention confirms the position of the remote controller through radio frequency communication between the button signal receiving unit and the remote controller, and only when the remote controller is within a preset range, the button signal receiving unit analyzes the button signalof the remote controller, an operator is prevented from staying away from the medical device, the medical device accords with the requirements of the regulations on the one hand, and ensures the safety of an examinee or a patient by the medical device on the other hand.

The invention discloses a hen house used for a field scattered-feeding hen coop. The hen house comprises a hen house body; the interior of the hen house body is hollow; an opening in the front face ofthe hen house body is hinged with a door; a laying house integral with the hen house body is arranged at the top part of the hen house body; a hole is formed in the center of the bottom part of the laying house; mesh openings are formed in the surface of the laying house, and the outer surface of the laying house is covered with a layer of fluffs; a sensor A is arranged on the inner wall of the laying house; a pipeline is arranged in the hen house body, and communicates with the hole in the center of the bottom part of the laying house; a sensor B is arranged at an exit of the pipeline; an egg receiving trough is placed at the inner bottom part of the hen house body; an air bag is arranged in the egg receiving trough; a fan is arranged outside the hen house body; a heater is arranged at an air outlet of the fan; a hen house roof is arranged at the top part of the hen house body; a driving mechanism is arranged below the hen house roof; and a controller is arranged on the side face ofthe hen house body. The hen house can absorb water on surface shells of eggs, can dry the laying house and the pipeline, and can drive off the scattered-feeding hens after laying eggs.

The invention relates to the field of medical instruments, in particular to an anti-reflux drainage device which comprises drainage bags and drainage tubes connected to the drainage bags, wherein an elastic negative-pressure ball is connected to the drainage bags; the anti-reflux drainage device further comprises a cam and a motor used for driving the cam to rotate, a protruding part used for intermittently extruding the negative-pressure ball is arranged on the cam, the negative-pressure ball is sleeved with a limiting shell, an air outlet is formed in the negative-pressure ball, a first one-way valve used for enabling air to be exhausted from the negative-pressure ball in a one-way mode is arranged on the air outlet, and second one-way valves used for enabling the air in the drainage bags to enter the negative-pressure ball in a one-way mode are arranged between the negative-pressure ball and the drainage bags. According to the scheme, automatic pressing of the negative-pressure ballis achieved.

The invention discloses a high-molecular composite boundary medium preparation process and a use method thereof, and belongs to the field of boundary medium preparation, the high-molecular composite boundary medium preparation process comprises the following steps: adding film-forming magnetic balls, guiding the film-forming magnetic balls to sink and float in a mixed emulsion through a magnetic material in the preparation process, and effectively cutting bubbles in the sinking and floating process, so that the air content in the formed high-molecular composite boundary medium is low, the quality of the high-molecular composite boundary medium is effectively improved, and the high-molecular composite boundary medium can be adsorbed on the surface of the mixed emulsion to form a magnetic chain net; the magnetic chain net can serve as a barrier on the high-molecular composite boundary medium to effectively intercept water vapor of external air from permeating into the high-molecular composite boundary medium, the high-molecular composite boundary medium is effectively protected from being oxidized, and the service life of the high-molecular composite boundary medium is effectively extended; when the high-molecular composite boundary medium is used, the film-forming magnetic balls can form a diaphragm layer on the surface of the boundary medium layer part, and the contact area between the whole boundary medium layer and the outside is reduced, so that the drying speed of a base body is reduced, the cracking rate is reduced, and the using effect is improved.

The invention discloses a novel portable handheld fetus-voice meter and a using method. The novel portable handheld fetus-voice meter comprises a fetus-voice meter body and an ultrasonic probe, wherein the fetus-voice meter body is connected with the ultrasonic probe through a connecting wire; the ultrasonic probe is fixedly connected with a connecting block; one side of the fetus-voice meter body is fixedly connected with a fixing block; a first groove is formed in one side of the fixing block; a slot is formed in one side of the connecting block; a through hole is formed in the inner wall of one side of the first groove; a movable prism is arranged on one side of the fixing block; and the movable prism is connected with the fixing block through an elastic assembly. The novel portable handheld fetus-voice meter and the using method belong to the technical field of fetus-voice meters, the connecting mode of the fetus-voice meter body and the ultrasonic probe is changed, the stability of a joint of the fetus-voice meter body and the ultrasonic probe is improved, when the fetus-voice meter body does not need to be used, the possibility that the fetus-voice meter body slips off from a table top is reduced, and the safety is improved.

The invention provides an alloy type thermal fuse link for rapid fusing of an LED lamp. Trapezoidal wedges are arranged on two sides of the inner wall of a shell identification surface in the thermal fuse link, two leads are inserted between the two trapezoidal wedges and the inner wall of a shell mounting surface, one ends of the two leads are overlapped after being welded by a thermal element, the periphery of the thermal element is filled with a fluxing agent, one side surface of the thermal element is directly contacted with the inner wall of the shell mounting surface, the other end of the lead extends out of the shell, and an opening of the shell is sealed by an epoxy resin glue. The upper part of each trapezoidal wedge is provided with a guide surface, the thickness of the trapezoidal wedge changes along with the width of the inner cavity of the shell and the diameter of the lead, and the width of the trapezoidal wedge can ensure that the two leads are positioned after being inserted into the shell. The thermal link adopts a trapezoidal wedge-shaped shell which is provided with a slope guide surface and is used for fixing the lead, the thermal element can be in contact with the inner wall of a mounting surface at the bottom in the shell, and heat energy absorbed by the mounting surface of the thermal link enables the thermal element to be quickly fused under the help of a fluxing agent.

The invention relates to a method for drilling plan generation where a drilling plan (PBP) specifies a number of drilling holes having a starting point and an end point, which drilling holes are distributed within sectors (W; LS; RS; US; BS; IC; 2C) specified in the drilling plan (PBP), which sectors comprise a first sector (W) and at least one second sector (LS; RS; US; BS; IC; 2C) adjacent to said first sector (W), comprising the step of: specifying the drilling holes of the drilling plan on the basis of a desired hole distribution regarding the end point of each drilling hole and an ambition to maximize the number of drilling holes in said at least one second sector (LS; RS; US; BS; IC; 2C) which are mutually parallel and hereby are brought to run in a reference direction of the drilling plan. The invention also relates to a computer program product comprising program code (P) for a computer (200; 210) for implementing a method for drilling plan generation according to the invention. The invention also relates to a system and a drilling rig (100) being equipped with the system.