70results about How to "Reduce the chance of escape" patented technology

The invention belongs to the technical field of aquaculture and discloses a culture method for double alternate culturing and intercropping lobster and river crab ponds with microptenus salmoides. The method comprises pond preparation, temporary culture of juvenile crabs in a special pond, stocking and culture of lobster seedlings, stocking of microptenus salmoides fries, catching and marketing of lobsters, stocking and culture of juvenile river crabs after temporary culture, utilization of a temporary culture pond, daily management, catching and marketing of river crabs and microptenus salmoides and other steps. The growth characteristics and life habits of the river crabs, the lobsters and the microptenus salmoides are comprehensively considered, the space of the pond is used to culture the lobsters firstly in the early stage of growth of the river crabs, the river crabs are mainly cultured after the lobsters are caught before the end of July, the culture pond is interplanted with microptenus salmoides for control of small trash fish in the pond, and the utilization rate and the economic benefit of a crab pond are increased.

The invention relates to a device used in the operation technology for using a barrier net to bar fish, in particular to a fish barring device of an ascending type waterway barrier net. The device mainly consists of a main barrier net, a covering net, and an ascending channel floppa. The part of the main barrier net at the channel is provided with a navigation gap which is connected with the ascending channel floppa, float lines at two sides of the main net are connected to the covering net which partially floats on the water surface. In navigation, the ascending channel floppa overturns downwards under the action of a downward drawing force. After a ship passes, the drawing force is eliminated, and the floppa is raised to the water surface.

The invention discloses a safety monitoring system used for the mining industry. The safety monitoring system comprises a methane concentration sensor, a dust concentration sensor, an oxygen concentration sensor, a carbon monoxide concentration sensor, a hydrogen sulfide concentration sensor, an image sensor, a central processing unit, a wireless communication module and an alarming system, wherein the methane concentration sensor, the dust concentration sensor, the oxygen concentration sensor, the carbon monoxide concentration sensor, the hydrogen sulfide concentration sensor and the image sensor are all electrically connected with a data acquisition module; the central processing unit is electrically connected with a remote monitoring terminal and a wireless service terminal respectively through the wireless communication module; the central processing device is electrically connected with the alarming system through a safety crisis grading module. Crisis signals of accidents are sent to mobile phones of workers in time according to different alarm grades, so that the workers can learn about crisis information in detail and make optimal choices, and the flexibility of the monitoring system is improved.

The invention discloses crawfish fishing tackle, and belongs to the technical field of fishing tackles. The crawfish fishing tackle comprises a fishing rod and a crawfish cage; the crawfish cage comprises four vertical rods, a first screen and a second screen; the four vertical rods are arranged at intervals, two first transverse rods which are crossed are arranged on the tops of the four vertical rods, and the fishing rod is connected to the crossed position of the first transverse rods through a first rope; the first screen and the second screen are installed among the four vertical rods; the first screen is fixedly connected with the four vertical rods and located below the second screen; the second screen is arranged between the first screen and the two first transverse rods and movably connected with the four vertical rods; a plastic ball is connected to the second screen, and the gravity of the crawfish cage is smaller than the buoyancy of the plastic ball in water. When a fisherman reels in, under the pulling force of the first rope, the first transverse rods quickly move upward, and correspondingly, the first screen moves upward with the vertical rods and forms a sealed structure with the second screen, so that all escape routes of crawfishes are intercepted, and the problem that crawfishes are likely to escape when reeling in is conducted is solved.

The invention discloses a system for preventing and controlling diseases and pests by a black light lamp principle. The system comprises a bottom plate and is characterized in that the bottom plate isfixedly connected with a set of cylindrical rods evenly distributed in the circumferential direction, each cylindrical rod is fixedly connected with a connecting rod, each connecting rod is fixedly connected with a hollow barrel, each hollow barrel is fixedly connected with a round plate I, each round plate I is provided with a group of round holes which are uniformly distributed in the circumferential direction, each round plate I is fixedly connected with round pipes corresponding to the round holes, each round pipe is provided with a box placing opening and an inlet, each round plate I isfixedly connected with a square rod, and each square rod is fixedly connected with a treatment mechanism. The invention relates to the field of disease and pest control equipment, in particular to thesystem for preventing and controlling the diseases and pests by the black light lamp principle. The diseases and pests can be conveniently prevented and controlled.

The invention discloses a chicken lobster fishing cage, and belongs to the technical field of fishing tools. The chicken lobster fishing cage includes a fishing rod and a cage; the cage includes a first net cover and a second net cover which are opposite each other vertically; a vertical rod is arranged between a first horizontal plate arranged on a bottom end of the first net cover and a second horizontal plate arranged on a top end of the second net cover; an upper end of the vertical rod passes through a first through hole formed in the second horizontal plate, and is movably connected to a cylinder through a piston; a bottom end of the cylinder is fixed on the second horizontal plate, and a top end of the cylinder is connected to an air pipe; a seal plug is arranged on the other end of the air pipe; the first horizontal plate is connected to the second horizontal plate through springs; the cage is opened before entering water, the seal plug is used to seal the air pipe, and the vertical rod can maintain an opened state of the cage; when chicken lobster eats food, a fishing man takes the seal plug, the first net cover and the second net cover form a sealed structure under the action of the springs, all the escape paths of the chicken lobster are blocked, and the problem that the chicken lobster escapes during reeling can be overcome.

The invention discloses an inner container air faucet for a sports ball. The inner container air faucet comprises a shell and an inner core arranged in the inner cavity of the shell, wherein the shell comprises a main body of which the length is approximately the same as that of the inner core, and an elongated protection ring connected to the lower portion of the main body; the lowermost end of the inner core is positioned above the lowermost end of the elongated protection ring; the length of the elongated protection ring is 12-18 millimeters. According to the air faucet, an air needle is prevented from being contacted with an inner container wall under the coating action of the elongated protection ring of the air faucet during inflation, thereby preventing the inner container from being punctured during inflation or deflation; moreover, the overall length of the air faucet is greater than that of the conventional air faucet, thereby lowering the probability of overflow of air inside the inner container from the air faucet, and enhancing the airtightness of the inner container. An inner container is further disclosed. The inner container is provided with the air faucet.

The invention relates to a lamp tube device with an electric connecting sleeve of a winding body and a light source module. The lamp tube device comprises a lamp tube body and the electric connecting sleeve of the winding body; wherein the lamp tube body has an end part and a guide wire extending outward from the end part. The position of the electric connecting sleeve of the winding body corresponds to the end part of the lamp tube body; the electric connecting sleeve of the winding body is electrically connected with the guide wire so as to transmit electric power into the lamp tube body from outside. The electric connecting sleeve of the winding body winds along the direction of an axle center of the lamp tube body and can carry out elastic or non-elastic stretching or compression along the direction of the axle center. Besides the lamp tube device, the light source module also comprises a lamp tube connecting seat which comprises a power end which is electrically connected with the electric connecting sleeve of the winding body to supply power so as to lead the lamp tube body to emit light. The lamp tube device and the light source module are easy to assemble, have better radiating effect, can reduce the damage of the lamp tube due to external force and can reduce the chance of tripping of the lamp tube from the connecting seat.

The invention relates to high-efficiency denitration ionic liquid, which belongs to the technical field of smoke treatment. The high-efficiency denitration ionic liquid comprises the following components: 15 to 30 parts of urea-based organic peptide, 60 to 80 parts of deionized water, 5 to 10 parts of catalyst, 1 to 5 parts of stabilizers, and 1 to 5 parts of regulator. The components are added into a high-speed dispersion device to be dispersed at a high speed, and the stable high-efficiency denitration ionic liquid can be formed by virtue of the dispersion and reaction. An application methodof the high-efficiency denitration ionic liquid comprises the following steps: spraying the prepared ionic liquid into a denitration reactor by using a spray gun, wherein the application temperatureis 450 to 1250 DEG C. According to the high-efficiency denitration ionic liquid and the application method thereof, the high-efficiency denitration ionic liquid is colorless, tasteless and non-corrosive liquid, is safe in transportation and storage, convenient and simple to use, free from secondary pollution, wide in operating temperature range, and capable of being operated at 450 to 1250 DEG C;the method does not cause any crystallization and blockage when in operation; and after the product is put into the high temperature area, the smoke sufficiently contacts the denitration ionic liquid,so that the reduction time of the liquid catalyst and the smoke can be increased, and the escaping can be avoided.

The invention relates to micro-bubble purifying apparatus and a micro-bubble purifying method. When gas enters the micro-bubble purifying apparatus, the gas is uniformly distributed under the action of a first-layer gas distributor, and enters a purifying chamber through holes of the first-layer gas distributor so as to form relatively tiny liquid bubbles; and then, the liquid bubbles ascend so asto capture most of dust due to contact of the dust with liquid membranes of liquid bubble walls of the liquid bubbles. When the gas passes through a second-layer gas distributor, speed of the liquidbubbles passing through plate holes increases, so that cutting effects on the liquid bubbles are enhanced so as to further break the liquid bubbles to form dust-capturing micro-bubbles; at the same time, cavitation effects and mechanical actions of ultrasound are utilized when cutting is performed on the liquid bubbles by the second-layer gas distributor, so that high-frequency vibration acts on surface walls of the micro-bubbles to break part of the micro-bubbles further; and thus, contact rate of the liquid membranes with particulates is increased due to vibration of surfaces of part of themicro-bubbles, so that contact frequency of smoke with the liquid bubble walls is improved so as to enhance gas-liquid mixing effects. Finally, fine dust in the smoke fully contacts with purifying liquid bubble walls so as to reduce escape probability, so that purification effects on fine dust is achieved.

The invention provides a back-illuminated CMOS (complementary metal oxide semiconductor) image sensor, comprising a device wafer and a positively-charged film layer, wherein the device wafer is provided with a front surface and a back surface, a photodiode is formed in the device wafer, and the photodiode is close to the back surface of the device wafer; and the positively-charged film layer covers the back surface of the device wafer. Via the positively-charged film layer, the potential barrier of an energy band close to the back surface of the device wafer is increased, and the difficulty in escaping from the photodiode of the electrons is increased, thus decreasing the probability that the electrons escape from the photodiode, and then increasing photon conversion efficiency and improving the imaging quality of the back-illuminated CMOS image sensor.

The invention provides an airfoil body device and a range hood, and relates to the technical field of kitchen appliances. The airfoil body device comprises a first smoke guide device and a second smoke guide device, the first smoke guide device is suitable for being connected to an exhaust fume collecting hood, the second smoke guide device is connected to the first smoke guide device, a fume inlet flow channel is defined between the first smoke guide device and the second smoke guide device, the first smoke guide device and/or the second smoke guide device is provided with a fume inlet communicating with the fume inlet flow channel, the lower surface of the second smoke guide device is a curved surface, and the curved surface is used for guiding fume to the fume inlet. The range hood comprises the airfoil body device. According to the airfoil body device and the range hood, the technical problems that in the prior art, a range hood adopting a conventional fume baffle is prone to fumeescape, and the fume dredging effect is poor are solved.

The invention provides a rotatable insect capturing device which comprises an insect inlet hopper and an insect storage box. A connecting groove is circularly formed in the periphery of the bottom ofthe insect inlet hopper, an insect outlet is formed in the outer wall of the insect storage box, a baffle plate is rotatably mounted at the insect outlet, and a driving motor is positioned at the topof the insect storage box and connected with a control switch through a power line. According to the device, when reptile insects fall into the insect inlet hopper, climbing escape difficulty of the reptile insects is increased through smooth end surface of the insect inlet hopper, the reptile insects are positioned at the bottom of the insect inlet hopper, capturing effect of the reptile insectsis guaranteed, use of the insect storage box is matched, the reptile insects captured by the insect inlet hopper fall into the insect storage box, the insects are stored by the insect storage box, sothat the bottom of the insect inlet hopper is leisure, and subsequent reptile insect capturing effects of the insect inlet hopper are guaranteed.

The pneumatic down-the-hole hammer drilling device comprises a drill rod, an impacter and a drill bit, a rear connector of the impacter is fixedly connected with the drill rod, a drill rod clamping sleeve of the impacter is connected with the drill bit, a shell of the impacter is provided with a slag collecting cavity, an opening of the slag collecting cavity is located in the peripheral face of the shell, and the opening of the slag collecting cavity is communicated with the drill rod. The shell is further provided with a guide plate and a first driving mechanism, the guide plate is located over an opening of the slag collecting cavity, and the end, away from the axis of the shell, of the guide plate is obliquely arranged downwards; the first driving mechanism is used for driving the guide plate to extend out of the outer side of the shell in a sliding mode or retract into the shell in a sliding mode. By arranging the extendable guide plate, when the disintegrating slag is blown by compressed air to move upwards, the movable disintegrating slag is guided into the slag collecting cavity by the guide plate, so that the disintegrating slag accumulation between the outer surface of the shell and the wall of the drill hole is reduced, and the drilling efficiency is ensured.

The invention discloses a moving net support which comprises a main rod and a plurality of supporting rods. The supporting rods and the main rod are bound together or connected together through an integrally-formed moving net head to form the moving net support, the supporting rods adopt hollow/solid fiber reinforced composite material tubes, and the supporting rods adopt the segmentation structures preferentially. The moving net support has the advantages of being firm in structure, easy to erect, convenient to transport and the like.

The invention discloses an intelligent escape prevention method, comprising the following steps: (1) preparing an intelligent escape prevention system; (2) monitoring video cameras collecting audio and video data in real time and transmitting them to a warning terminal and a command management center; intelligent escape prevention ankle rings The positioning information is transmitted to the warning terminal and the command management center in real time; (3) the warning terminal receives and stores audio and video data and positioning information, and when an abnormal situation occurs, an alarm signal is sent; (4) the command management center receives and stores audio and video data Combined with the positioning information, the geographical location of the audio and video data is displayed on the electronic map, and the movement trajectory is generated. If there is an abnormal situation, the warning terminal will be notified to automatically send an alarm signal. The invention also discloses an intelligent escape prevention method for implementing the above method. The present invention can acquire the audio and video data of the person under supervision and its surrounding environment and its movement path in real time, understand possible escape risks, prepare for prevention in advance, and improve supervision.

The invention relates to the technical field of household appliances, and discloses a kitchen range hood. The kitchen range hood comprises a machine shell, an air duct shell, an air collection cover and a draught fan. The air duct shell is fixedly connected into an inner cavity of the machine shell in a sleeved mode, the air collection cover is fixedly connected to one ends of the machine shell and the air duct shell, the draught fan is located in the machine shell and an air opening of the draught fan communicates with the inner cavity of the air duct shell, a mesh enclosure is arranged in the inner cavity of the air duct shell, and an impeller is connected to the bottom surface of the mesh enclosure through a connecting rod. According to the kitchen range hood, the impeller and a permanent magnet on the impeller are driven to rotate through the flowing of lampblack, so that the changing of the coil magnetic flux is caused, a current is generated in a coil, and the current is stored in a storage battery for use; and meanwhile, a magnetic patch in a scraping stripe rotates under the action of magnetic field force of the permanent magnet, so that the purpose of scraping oil dirt onthe air duct shell and the mesh enclosure is achieved, the cleanness degree of the interior of the range hood is improved, and the disassembly and cleaning frequency of the range hood is reduced.