116results about How to "Extended rescue time" patented technology

The invention discloses a prestressed concrete superimposed sheet with steel trusses and a manufacturing method, and belongs to the technical field of architectural engineering. The prestressed concrete superimposed sheet structurally comprises prefabricated bottom plates, transverse steel bars and a superimposed layer, two sides faces, in the length direction, of each prefabricated bottom plate are inclined faces, a wedge-shaped edge joint is formed between every two adjacent prefabricated bottom plates, the wedge-shaped edge joints are filled with high-strength grouting materials, longitudinal prestress steel bars are distributed in the prefabricated bottom plates in the length direction, and the transverse distribution steel bars are arranged in the width direction. The upper portion of each prefabricated bottom plate is provided with at least one steel truss in the length direction, the transverse steel bars are arranged below the steel trusses in the width direction of the prefabricated bottom plates in a penetrating mode, the prefabricated bottom plates can be connected together, the superimposed layer is poured to the prefabricated bottom plates, and superimposed layer transverse steel bars and superimposed layer longitudinal steel bars are arranged in the superimposed layer. The prestressed concrete superimposed sheet has the advantages of being good in overall stress performance, large in application span, excellent in fireproof effect and high in factory production efficiency, enabling site operation to be easy and convenient and the like.

The invention discloses a prestressed concrete two-way laminated slab and a manufacturing method thereof, which belong to the technical field of construction engineering. Its structure includes a prefabricated bottom plate, a laminated layer and a steel truss. The trusses are connected, and the laminated layer transverse steel bars and laminated layer longitudinal steel bars are arranged inside the laminated layer. The laminated layer longitudinal steel bars are fixed on the upper surface of the steel truss. The transverse prestressed reinforcement is arranged at equal intervals, the longitudinal prestressed reinforcement is arranged at equal intervals along the length direction, the longitudinal prestressed reinforcement is located above the transverse prestressed reinforcement, and multiple steel trusses are arranged at equal intervals along the width direction on the upper part of the prefabricated floor. The invention also discloses a manufacturing method of the laminated board. The invention has the characteristics of high overall rigidity of the laminated slab, good force bearing performance, two-way force transmission mechanism, no joints on the prefabricated bottom plate, reduced on-site support and formwork consumption, and improved construction speed and the like.

The invention discloses a fireproof explosion-proof high-low voltage switch cabinet, which relates to the technical field of switch cabinets. The fireproof explosion-proof high-low voltage switch cabinet comprises a cabinet body, a cabinet door and an explosion-proof device, wherein the cabinet door used for displaying the temperature of each cavity of the switch cabinet is hinged to the front face of the cabinet body; the explosion-proof device used for ventilation and air diffusion is fixedly installed in the cabinet body; and an air inlet fan, a dust exhaust hole and a filter plate are arranged in the cabinet body. A controller, the air inlet fan and an exhaust fan are arranged, external air is extracted by the air inlet fan and is sequentially filtered by a first filter hole and a second filter hole to effectively filter impurities, and the problem that impurities easily enter the switch cabinet to block electrical equipment due to a conventional heat dissipation mode is solved. The device is good in filter effect, prevents impurities from blocking electrical equipment and reduces the heat dissipation effect, prolongs the service life of the electrical equipment, reduces the probability of open fire of the electrical equipment caused by overheating, and prolongs the service life of the device.

The invention relates to a coal mine rescue robot path planning method based on an artificial potential field and belongs to a robot path planning method. The coal mine rescue robot path planning method is implemented under the environment that feasible paths exist in a known robot work space, a closed region enclosed by a plurality of lines and used for expressing obstacles in the work space and a connected work space, i.e. any two points. The method comprises the following steps: S-1, establishing a local robot work space repulsion potential field according to a priori map; S-2, establishing a path partial differential equation by the utilization of Quasi-Geodesic method according to the distribution of the repulsion potential field; S-3, solving the path equation to obtain a local path; S-4, processing a local optimum problem if an algorithm is detected to trap in a local optimum; S-5, repeating S-1 to S-4 till a destination point is reached and obtaining an initial path; S-6, optimizing the initial path, reducing the path length and obtaining a final path. The method has the benefits that the more accurate and shorter path can be obtained, and meanwhile, the running time needs not to be too long, so that the rescue time is shortened, and the rescue efficiency is improved.

The invention provides a temperature-reducing and dehumidifying device for mine refuge underground chambers, aiming to resolve the problem that a plurality of new unsolvable problems are brought forth when an air-conditioner is directly used in a refuge underground chamber. The temperature-reducing and dehumidifying device has the characteristics that a liquid carbon dioxide steel bottle, a high-pressure gauge, a main valve, a throttle valve, a heat power expansion valve, an evaporator, a low-pressure gauge, a reversing valve and a pneumatic blower are sequentially connected with each other through a pipe line, the liquid carbon dioxide steel bottle is arranged in a transition region, and the rest of the parts are arranged in a residential area. The invention provides the reliable temperature-reducing and dehumidifying device for the refuge underground chambers, which can work independently after a mine accident happens, thereby having great significance to the guarantee of the life safety of miners and prolonging the rescuing time.

The invention discloses a water surface comprehensive rescue system and a water surface comprehensive rescue method. A fixed-wing unmanned machine and a multi-rotor-wing unmanned machine are combined to complete the water surface rescue; cruise monitoring is carried out by utilizing the advantage of long time of endurance of the fixed-wing unmanned machine, and the state of the water surface is monitored, while the multi-rotor-wing unmanned machine has the characteristic of hovering flexibility and can flexibly complete specific motions of rescue; the fixed-wing unmanned machine and the multi-rotor-wing unmanned machine are combined to achieve the aim of rapid rescue; to-be-rescued people wear colorful pull rings and pull the pull rings on hands when encounter near-drowning, then a near-drowning region displays a color different from the peripheral water body, and a color sensor of the fixed-wing unmanned machine senses the situation, so that the rescue speed is accelerated; the pull rings are provided with dye floccules capable of floating, are convenient to fish, cannot pollute the environment, and can be recycled; the colorful hand rings are low in price.

The invention relates to a biochip for detecting a myocardial infarction marker, and belongs to the technical field of POCT detection. The biochip comprises biosensors, which are a wafer platform anda spotted antibody coated on the wafer platform, wherein the spotted antibody can form an immune complex with a magnetic bead conjugated antibody and the marker protein, and complex aggregation of magnetic beads will be formed on the biosensor coated with the spotted antibody when the blood sample contains the myocardial infarction marker protein. In the technical solution, the magnetic beads havea large specific surface area, and more antibodies are combined to improve the sensitivity of the detection; at the same time, the biomolecules and proteins are not magnetic, the magnetic beads not bound to the sensor cannot excite the magnetic field to generate magnetic resistance signals, and the specificity is high than the traditional chemiluminescence method. The invention also provides a detection method for applying the biochip, which can realize micro-measurement and micro-detection, and shortens the diagnosis time by controlling the detection time of 15 minutes to 20 minutes.

The invention relates to a partial prestressed concrete bamboo joint pile; a central through hole penetrating through the whole partial prestressed concrete bamboo joint pile is formed in the longitudinal axis direction; the cross section of the inner periphery of the partial prestressed concrete bamboo joint pile is round; the cross section of the outer periphery of the partial prestressed concrete bamboo joint pile is round-angle triangular, round-angle quadrangular and round-angle hexagonal; the partial prestressed concrete bamboo joint pile comprises main ribs extending along the length direction of the bamboo joint pile and hoop ribs spirally surrounding the main ribs; the main ribs comprise prestressed ribs and non-prestressed ribs; concrete protection layers are arranged inside and outside the hoop ribs; the outsides of the main ribs are connected by the hoop ribs through fixing, roll-welding or binding; the prestressed ribs and the non-prestressed ribs are all positioned at the angles and the edges of triangles, quadrangles and hexagons defined by the hoop ribs; the partial prestressed concrete bamboo joint pile is provided with horizontal bosses; reinforcing ribs are arranged in the horizontal bosses. The triangles, quadrangles and hexagons, defined by the hoop ribs, at the outer peripheries of the prestressed ribs and the non-prestressed ribs are connected by binding or welding.

The invention relates to a magnetic particle microfluidic biochip for four inflammation markers and belongs to the technical field of POCT (Point-of-care Testing) detection. The biochip comprises a biosensor, wherein the biosensor comprises a wafer platform and sample application antibodies coated on the wafer platform; the sample application antibodies, a magnetic bead coupled antibody and a marker protein can form an immune complex, the concentration of the marker protein can be judged according to magnetic resistance signal intensities of the complex on the wafer platform, and the sample application antibodies are single colonial antibodies of four inflammation markers PCT, IL-6, CRP and SAA. According to the technical scheme, magnetic beads have relatively large specific surface areasand can be combined with a large number of proteins/antibodies, so that the detection sensitivity can be improved. The invention further provides a detection method with the biochip. By adopting the detection method, sensitivity, a linear range, a lower detection limit, accuracy and a specific level of a fourth generation imported chemiluminiscence method POCT product can be met, meanwhile, the product is small and exquisite in structure, convenient to carry over, good in sensitivity, accurate, short in detection time and applicable to detection in basic community hospitals.

The invention discloses a flame-retardant and fire-proof power cable in the technical field of power cables. The flame-retardant and fire-proof power cable includes an outer sheath, the inner wall ofthe outer sheath is provided with a flame retardant bag tape, the inner wall of the flame retardant bag tape is provided with an armor layer, the inner wall of the armor layer is provided with a sandwich fireproof layer, the inner wall of the sandwich fireproof layer is provided with an outer metal shielding layer, the inner wall of the outer metal shielding layer is uniformly provided with conductor protective sleeves, a conductor is arranged in the inner cavity of each conductor protective sleeve, reinforcing ribs are arranged between the two adjacent groups of the conductor protective sleeves, the gap between the outer metal shielding layer and the reinforcing ribs is filled with rubber balls. The flame retardant filler in the rubber bulges can effectively prevent the external fire, andthe sandwich fireproof layer can effectively play the role of flame retardance; the mica tape has the high temperature resistance, and can better protect the cable from damage in a short period of time, to provide longer rescue time for the construction personnel.

The invention discloses an X-ray perspective medical flat car, which comprises a bed frame, wherein four supporting legs are arranged at the bottom of the bed frame; a universal wheel is arranged at the bottom end of each supporting leg; a bed board on the bed frame is made from a carbon fiber reinforced epoxy resin composite material; guardrails are arranged at two sides of the bed frame; flat plates, which are made from carbon fiber reinforced epoxy resin composite materials, are arranged on the guardrails; the parts, in correspondence to two ends of the guardrails, of the bed frame are provided with three-stage fixing mechanisms; and each universal wheel comprises a mounting top plate, a support frame with the upper side in rotary connection to the mounting top plate, a transmission bracket with the middle in rotary connection to the lower side of the support frame, a roller main body which is in rotary connection to one end of the transmission bracket as well as a brake device and a shake-preventing device which are arranged on the roller main body. The X-ray perspective medical flat car provided by the invention is specifically designed for patients who are to accept shooting; and the X-ray perspective medical flat car is relatively low in cost, good in perspectivity, clear in imaging and capable of meeting requirement of an X perspective instrument on non-barrier shooting of the patients.

The invention discloses an inner core for a life-saving cushion. The inner core for the life-saving cushion comprises a closed-cell foamed plastic cushion, an oxygen supplying device and a respirator, wherein a groove is formed on the closed-cell foamed plastic cushion; the oxygen supplying device is arranged in the groove; the respirator is arranged in the groove; and the respirator and the oxygen supplying device are connected with each other through a pipeline. The life-saving cushion can be used as a common back cushion at ordinary times and does not additionally occupy the storage space. When an automobile wades in water and is in danger, the closed-cell foamed plastic cushion can be used as a floating plate for lifting people out of the water level, and meanwhile, the oxygen supplying device also is beneficial to breath, is capable of preventing people from inhaling water while breathing in water and is capable of achieving a life-saving effect. The invention also discloses an automobile life-saving back cushion including the inner core for the life-saving cushion.

The invention discloses a water-cooling firefighting door structure which structurally comprises a reinforcing threshold, mounting pull pieces, flag-type hinges, a door closer, a door leaf, compositefireproof glass, a fireproof lock, a seam covering plate, a water-cooling device and a door frame. The reinforcing threshold and the door frame are welded, and the composite fireproof glass is connected on the door leaf in an embedded manner. When in use, the water-cooling firefighting door structure is embedded in a wall through the mounting pull pieces to enable the door frame to be fixed on thewall, the door leaf is in hinged connection with the door frame through the flag-type hinges, and the door closer is connected with the door leaf and the door frame at the same time to enable the door leaf to be closed automatically; when a protection door is in a fire and generates high temperature, a pressure device generates pressure to enable condensed water to flow into a condensed water inlet pipe from a liquid storage tank, to flow in a cooling pipe through U-shaped water pipes to adsorb high temperature on the door leaf and to flow into the liquid storage tank for cooling through a backflow pipe for recirculation. The water-cooling firefighting door structure can effectively resist fire behaviors even in a fire at high temperature, can prolong rescue time and plays an effective role in protecting residents.

The invention discloses a fire-extinguishing type fire exit door capable of preventing fire from spreading. The fire-extinguishing type fire exit door comprises a wall body, wherein a fire fighting access which is through horizontally is arranged in the wall body; the front side of the fire-fighting access is equipped with a fire fighting access body, and the rear side of the fire-fighting accessis equipped with a room; guide and slide cavities are symmetrically arranged in inner walls of left and right sides of the fire-fighting access; the guide and slide cavities communicate with the fire-fighting access; and a door plate can be arranged between the guide and slide cavities and the fire-fighting access in a sliding mode. The fire exit door only can be completely closed by manual operation, so that a person is prevented from not timely escaping if trapped in a fire scene; and moreover, while the fire spreads to the fire exit door, fire extinguishing is automatically performed at theperiphery of the fire exit door, so that the fire-fighting access is guaranteed to be not spread with fire, and therefore, rescue time is prolonged for a fireman.

The invention discloses a new energy life ring for a ship, and relates to the technical field of ships. The new energy life ring for the ship comprises the life ring. Two sides of the life ring are fixedly connected with connecting blocks. One surface of the connecting block is rotatably connected with a support plate. One side face of each of a plurality of the support plates is fixedly connectedwith a cushion. One surface of the support plate is fixedly connected with a connecting piece. One surface of each of a plurality of the connecting pieces is fixedly connected with a top shed. Between opposite surfaces of a plurality of the support plates, a plurality of rotating sheds are rotatably connected. The edge of one surface of each of the top shed and the rotating shed is fixedly connected with a plurality of LED lamps. Outer cambered surfaces of the top shed and the rotating shed are fixedly connected with solar panels. One side face of the connecting piece is fixedly connected with a luminance sensor. The new energy life ring for the ship is capable of sensing environment brightness by the luminance sensors, controlling the LED lamp to frequently flash at night through the life ring, enabling a drowning person to be more easily discovered by a search and rescue team, shortening rescue time, and reducing a probability of distress of the drowning person, and has the advantage of improving rescue efficiency.

The invention provides a fireproof fabric and fireproof clothing. The fireproof fabric comprises a fireproof outer layer, a heat insulation middle layer and a comfortable inner layer which are sequentially arranged in a stacked mode. The fireproof outer layer comprises a blended layer and a fireproof layer fixedly arranged on the outer side of the blended layer. The heat insulation middle layer comprises a heat insulation main layer and a waterproof breathable layer fixedly arranged on the heat insulation main layer. The comfortable inner layer is of a raised wavy structure, one part of the comfortable inner layer is attached and fixed to the waterproof breathable layer, and the other part of the comfortable inner layer and the waterproof breathable layer are arranged at interval to form an air layer for containing air. The fireproof clothing is made of the fireproof fabric. Compared with the prior art, the fireproof fabric provided by the invention is reasonable in design, light in weight, comfortable to wear by wearers, remarkable in temperature adjusting performance, remarkable in fireproof effect and capable of effectively prolonging fire scene rescue time.

The invention discloses a neurosurgery department craniocerebral trauma postoperative nursing device which comprises a tank body. The lower surface of the tank body is in an arc shape, clamp seats arearranged at the top ends of the left side and the right side of the box, the top ends of the clamp seats are connected with screw rods in a threaded manner, a coiled pipe is arranged at the bottom end of an inner cavity of the tank body along the arc-shaped surface of the tank body, a refrigeration sheet is arranged at the top end of the coiled pipe, a water tank is arranged at the top left corner of the inner cavity of the tank body, a water filling nozzle of the water tank extends out of the tank body, a temperature sensor is arranged on the left side of an inner cavity of the water tank, acirculating pump is arranged at the bottom end of the water tank, and a water inlet pipe of the circulating pump extends into the inner cavity of the water tank. The humidity of liquid in the water tank can be sensed by the temperature sensor, the circulating pump, a solenoid valve and the refrigeration sheet are turned on by a single chip microcomputer, so that the liquid in the water tank can be cooled, circulating flow of the liquid is promoted, cooling is realized, the head of a patient is cooled by a protective layer, the patient can be continuously and accurately cooled, and restorationof the patient is facilitated.

The invention relates to a biochip for detecting five-component markers of myocardium, and belongs to the technical field of POCT (Point-of-care Testing) detection. The biochip comprises a biosensor;the biosensor comprises a wafer platform and a point-like antibody coated on the wafer platform; the point-like antibody can form an immune complex with a magnetic bead-conjugated antibody and a marker protein, and the marker protein concentration can be determined by measuring the magneto resistance signal intensity on the complex on the biosensor. In the technical scheme, magnetic beads have a relatively large specific surface area, and combined with more antibodies, the detection sensitivity is improved, and the specificity is higher than that of a conventional chemiluminescence method. Theinvention further provides a detection method applicable to the biochip; by adopting the detection method, the detection range of myocardial markers is improved, cardiac markers of myocardial infarction, heart failure and pulmonary embolism can be quantitatively detected, the linear range of detection is expanded, and missing detection and false-negative phenomenon can be effectively avoided; andthe detection method is short in detection time, safe, pollution-free, and suitable for ambulance, emergency department, ICU (intensive care unit)and bedside detection.

The invention discloses a waterproof and rat-and termite-proof high-flexible mineral insulated fireproof cable and belongs to the technical field of cables. Each conductive element is formed by twisting a plurality of wire cores and comprises a twisted soft copper conductor, a mica tape insulating layer and a mineral insulating layer; and an aluminum bonding waterproof layer, an integrated fire protection layer of a high flame-retardant polyolefin oxygen insulation layer and a ceramic polyolefin heat insulation layer and a rat-and termite-proof outer sheath layer are sequentially arranged outside the conductive elements. The specified fire supply, mechanical shock and water spray line integrity test requirements of BS6387 (the outer diameter of the cable is smaller than or equal to 20mm) or BS8491 (the outer diameter of the cable is greater than 20mm) can be met; and the waterproof and rat-and termite-proof high-flexible mineral insulated fireproof cable has the advantages that field construction and installation are facilitated, the cable has relatively high flexibility, the length and the section of the cable are not limited, and meanwhile, the cable has excellent electric property and mechanical property and excellent waterproof and rat-and termite-proof properties, and is widely applied to power distribution, control and fire extinguishing systems with high fire protectionrequirements.

The invention discloses a bell jar type life protection cabin which comprises a cabin body, a cabin cover, a life maintaining system and an emergency call system. The life maintaining system and the emergency call system are arranged in the cabin body, the integral outer shape of the cabin body is like a bell jar, a closed fireproof transparent observation hole is arranged on the cabin wall of the cabin body, and a compression resistant metal protection mesh is arranged on the outside. The cabin cover is arranged at the top of the cabin body, and the cabin cover adopts an embedding type two-channel seal and is provided with a sealing ring. Proper size can be selected according to use environment and refuge personnel, the cabin with small size is suitable for personnel and houses, and the cabin with large size is suitable for mines. Once various disasters happen, the refuge personnel can be immediately hidden in a protection device to wait for rescue workers under the condition that the refuge personnel cannot escape. Therefore, the protection cabin wins long rescue time and ensures life safety of the personnel.

The invention provides a polar ship lifeboat cabin preheating system. The system includes an exhaust pipe provided with a first valve and communicating with a high-temperature exhaust gas discharge port of a marine main engine, a first heating line and a second heating line, the first heating line is provided with a second valve and a sixth valve, the second heating line is provided with a third valve and a fourth valve, the outlet end of the exhaust pipe is provided with a fifth valve, the second valve and the third valve are communicated with the inlet end of the exhaust pipe through a pipeprovided with a seventh valve, the fourth valve and the sixth valve are communicated with the outlet end of the fifth valve through a pipe, and the heat storage materials fill around the first heatingpipe and the second heating pipe. The polar ship lifeboat cabin pre-heating system utilizes the high-temperature exhaust gas of the main engine of the ship to heat the lifeboat cabin. In case of emergency, the lifeboat can be quickly activated. The heat storage material can also ensure that the lifeboat has a certain heat source after leaving the polar ship, and maintain the cabin environment ofthe lifeboat.

The invention discloses a mini-type flight device for GPS location searching and rescue, including a main control processing center, a signal input end and a signal output end of the main control processing center, wherein the signal input end includes a GPS location module, a wireless sending module, a heat reactive probe, a camera module and an AGPS location module; the GPS location module sends position information, and the wireless sending module sends rescue information; the heat reactive probe detects the heat sensitive information in the detection scale, and the camera module collects the image information in the detection scale; the AGPS location module sends AGPS position information to the main control processing center; the main control processing center receives the signal of the signal input end, and sends to the signal output end; the signal output end includes a compass module, a wireless receiving module, a highlight module and a power module; the compass module receives the position information sent by the main control processing center and compares the information by referring to the flight condition, and checks the flying condition of the unmanned aerial vehicle.

The invention relates to a magnetic particle micro-fluidic biochip for cardio-pulmonary function markers, and belongs to the technical field of POCT detection. The micro-fluidic biochip comprises a PCB, the PCB is provided with a micro-fluidic channel , a biosensor is arranged in the micro-fluidic channel and comprises a wafer platform and sample application antibodies coated on the wafer platform, the sample application antibodies, magnetic bead coupling antibodies and marker protein can form an immune complex, the concentration of the marker protein is judged by measuring the strength of themagnetic resistance signal on the complex on the wafer platform, and the sample application antibodies are antibodies for the six cardio-pulmonary function markers of CTI, CK-MB, MYO, D-Dime, NT-proBNP and hs-CRP. The micro-fluidic biochip is characterized in tha, magnetic beads have relatively larger specific surface area, more protein/antibodies are combined, and therefore the detection sensitivity is improved. The invention further provides a detection method applying the biochip. The detection method has the advantages that the cardiac markers of myocardial infarction, congestive heart failure and pulmonary embolism can be simultaneously and quantitatively detected, in addition, the lower limit of detection is improved, and the missing detection and false negative phenomena are effectively avoided.