125results about How to "Guarantee life and health" patented technology

The invention discloses a road slope calculation method and device based on monocular vision. The method comprises the following steps: collecting image information of a road, and carrying out pretreatment on the image information; extracting straight line information in the processed image information, and adding constraint conditions to obtain a lane line of the road through fitting; extractinga plurality of feature points of the lane line, and calculating slope between two adjacent feature points at the same side of the lane line; within one preset time, analyzing slope change informationof the road according to change laws of the lane line slope in a single frame picture; judging the number of slopes of the road according to the slope change information, and then, calculating an image coordinate of a corresponding road surface vanishing point according to the feature points on the lane line; and calculating the slope of the road according to the image coordinate of the road surface vanishing point. The method and device complete the calculation of the road slope by utilizing monocular vision, can better analyze location information of an obstacle and improve precision of thedistance measurement result of the obstacle.

The invention discloses a preparation method for instant Tibetan tea, and relates to an instant border area tea technology. The conventional Tibetan tea drinking technology and the modern instant tea preparation technology are organically combined. The preparation method comprises the following steps: performing rinsing, spread cooling, stacking, fixation, spread cooling, stem taking off, fumigating, rolling, drying, re-twisting, re-drying, re-rolling, piling, drying, screening, slitting, re-screening, blending, picking out, inspection, examination, fumigating, pressing, drying, cooling and racking (pre-treatment) on picked matured leaflet Sichuan tea leaves and then performing selection, boiled water continuous extraction, filtration, vacuum concentration, drying, inspection and package, so that the instant Tibetan tea is prepared. Matured leaves of a tea tree can be effectively used, and the utilization rate of the leaves can be greatly increased; Tibetan tea is rich in various biochemical substances beneficial to a human body, and has the functions of preventing some diseases and protecting the health.

The invention relates to an air conditioner filter component, and particularly relates to a long-life multiple-effect air conditioner filter element which comprises a filter layer with a filter membrane and a wind guide layer positioned on the upstream side of the filter layer, wherein the wind guide layer is provided with a windshield component for guiding the wind direction; the windshield component guides the wind to be filtered to form an angle of 30-75 degrees with the plane of the filter layer. Under the effect of the wind guide layer, the air is blown to the filter layer at certain angle, and pollutants are pushed to one side edge of the filter layer, thereby keeping high cleanliness of the filter layer in an area with relatively strong wind and effectively prolonging the service life of the filter membrane. Moreover, the long-life multiple-effect air conditioner filter element also comprises an adsorption layer with nano-Ag-loaded coconut shell activated carbon particles, wherein the adsorption layer can adsorb formaldehyde and TVOC in the air; meanwhile, the nano Ag effectively kills bacteria and viruses to achieve a complete air purification effect and guarantee the healthy life of people.

The invention provides an anti-displacement tube type ductus venosus which sequentially comprises a catheter, a connecting base and an extension pipe, and the catheter, the connecting base and the extension pipe are connected and communicated with one another. The portion, in the position of the opening of the connection base, of the catheter is of a needle base structure, and a puncture needle is inserted into the catheter through the needle base structure. The extension pipe is sequentially communicated with the connecting base and the catheter through the side wall of the connecting base. Catheter fixing wings and a float are sequentially arranged on the connection position of the connection base and the catheter, the faces, attached to the human skin, of the catheter fixing wings and the face, attached to the human skin, of the float are respectively provided with a sticking and fixing structure, and each sticking and fixing structure sequentially comprises a sticking layer and a protection layer from inside to outside. The anti-displacement tube type ductus venosus is convenient to use, easy to operate, good in fixing effect, and capable of effectively preventing a patient from great pains which are produced when the exposed portion of an anti-displacement tube type ductus venosus body is sewn on and fixed to the skin through the puncture needle and threads in a percutaneous mode, the anti-displacement tube type ductus venosus can be effectively prevented from being blocked, when negative pressure exists in the anti-displacement tube type ductus venosus, an opening can be effectively formed, medical staff can conveniently draw return blood so as to confirm whether the ductus venosus is placed in the vein or not and can conveniently draw back hydrops so as to confirm whether the hydrops exists in the body cavity or not, life health of the patient can be effectively ensured, and dangers are prevented from occurring.

The invention discloses a railway engineering machine hybrid power source system which comprises a hybrid power source and a converter connected with the hybrid power source. The hybrid power source comprises a main power source and an auxiliary power source, and electric energy from the main power source or the auxiliary power source is converted through the converter and treated to be electric energy needed by a whole vehicle electricity consumption device. When the system is electrically connected and communicated with an overhead line system and the overhead line system continues to be powered, the whole vehicle electricity consumption device is powered by the overhead line system power source; when the system is electrically disconnected with the overhead line system or the overhead line system cannot be continuously powered, the whole vehicle electricity consumption device is powered by the auxiliary power source; when the two power sources need to be switched, the whole vehicleelectricity consumption device is powered by both the main power source and the auxiliary power source in the switching process, and the replaced power source exits from power supply after switching is ended. The technical problems that according to an existing railway engineering machine internal combustion hydraulic power mode, maintenance is complex, the hydraulic oil leakage possibility exists, and environment pollution is serious can be solved.

The invention discloses an automatic bag replacement deodorization detection disinfection gravity sensing rubbish bin, and relates to the environment protection field. The automatic bag replacement deodorization detection disinfection gravity sensing rubbish bin comprises a bin body, a bin cover seat and a bin cover, wherein a bin cover motor, a front door switch, a gravity sensing module, an ultrasonic distance measurement unit, a display lamp, a ventilating duct, an air fan, an ultraviolet ray lamp, a bag replacement switch, a control module and a battery pack are arranged on the bin cover seat, rubbish bag drive mechanisms with synchronous wheels around a synchronous belt are arranged on two sides of the bin cover seat, and an installation groove used to place rubbish bag rolls which can be pulled is formed in the bin body. The automatic bag replacement deodorization detection disinfection gravity sensing rubbish bin can solve the problems that an existing rubbish bin needs a person to manually replace rubbish bags, and thereby is troublesome to operate, enables the person to easily touch rubbish, does not have an automatic aeration and deodorization function, can not detect the amount of the rubbish inside, can not timely inform the person to clear the rubbish inside and disinfect the existing rubbish bin, and generates foul smells or bacteria, which pollute the environment and influence personal health, the rubbish in the existing rubbish bin overflows after the existing rubbish bin falls, pets rummage or eat the rubbish at random, and therefore not only is environmental sanitation influenced, but also adverse effects are caused on pet health.

The invention provides an anti-displacement tube type ductus venosus which sequentially comprises a catheter, a connecting base and an extension pipe, and the catheter, the connecting base and the extension pipe are connected and communicated with one another. The portion, in the position of the opening of the connection base, of the catheter is of a needle base structure, and a puncture needle is inserted into the catheter through the needle base structure. The extension pipe is sequentially communicated with the connecting base and the catheter through the side wall of the connecting base. Catheter fixing wings and a float are sequentially arranged on the connection position of the connection base and the catheter, the faces, attached to the human skin, of the catheter fixing wings and the face, attached to the human skin, of the float are respectively provided with a sticking and fixing structure, and each sticking and fixing structure sequentially comprises a sticking layer and a protection layer from inside to outside. The anti-displacement tube type ductus venosus is convenient to use, easy to operate, good in fixing effect, and capable of effectively preventing a patient from great pains which are produced when the exposed portion of an anti-displacement tube type ductus venosus body is sewn on and fixed to the skin through the puncture needle and threads in a percutaneous mode, the anti-displacement tube type ductus venosus can be effectively prevented from being blocked, when negative pressure exists in the anti-displacement tube type ductus venosus, an opening can be effectively formed, medical staff can conveniently draw return blood so as to confirm whether the ductus venosus is placed in the vein or not and can conveniently draw back hydrops so as to confirm whether the hydrops exists in the body cavity or not, life health of the patient can be effectively ensured, and dangers are prevented from occurring.

The invention provides a hand-held ultraviolet ray disinfection apparatus. The hand-held ultraviolet ray disinfection apparatus comprises an upper part reflection ultraviolet ray housing (1), a switch (2), a lower part quartz glass sleeve (3), a 254mm ultraviolet sleeve (4), a boost power supply system (5) and a high-capacity chargeable cell (6). The hand-held ultraviolet ray disinfection apparatus is light, small and portable and can be used anytime and anywhere. When the disinfection apparatus is used, the switch is turned on, the high-capacity chargeable cell starts power supply, and supplies power for the 254mm ultraviolet lamp tube after boost processing, high-energy ultraviolet rays are emitted, the upper part of the housing can reflect the ultraviolet rays, the ultraviolet rays are utilized fully and human bodies are prevented from direct irradiation, the lower part employs the high-transmittance quartz glass sleeve, and the ultraviolet ray passing rate can reach more than 90%. The high-energy ultraviolet rays penetrate cell membranes of bacteria and viruses and damages nucleic acids (DNA), thus cells lose a reproductive capacity and the effect of rapid sterilization is achieved.

The invention discloses a noodle fresh keeping agent and a preparation method thereof. The noodle fresh keeping agent is compounded from nisin, polylysine, natamycin, ascorbic acid, tea polyphenols, glycine and EDTA-2Na. The natamycin, the nisin and the polylysine are compounded, and besides, a certain quantity of antioxidants and preservative synergists are added, so that the advantages of the biological preservative are integrated; and the EDTA-2Na which is added is used as a chelating agent, so that great protection effects can be achieved on milk chain antibacterial activity, and the noodle fresh keeping agent which is safe and free from toxin, can achieve wide antimicrobial spectrum, and is good in corruption preventing and fresh keeping effects, can be obtained. The bacteriostasis effect of the noodle fresh keeping agent is notably higher than that of a single component and a general preservative in the market. Through compounding, a small amount of the nisin, a small amount of the polylysine and the like are added, so that effective effects of preventing corruption and keeping fresh can be realized.

The invention discloses a switching control method for hybrid power sources of railway engineering machinery. The hybrid power sources comprise a catenary power supply module and an internal combustion power supply module, electrical power from the catenary power supply module or the internal combustion power supply module is converted and processed by a converter and then converted into electricpower required by a traction motor. When a catenary is electrically connected and power is continuously supplied to the catenary, the power is supplied to the traction motor through the catenary powersupply module. When the catenary is not electrically connected or power cannot be continuously supplied to the catenary, the power is supplied to the traction motor through the internal combustion power supply module. When the two power supply modules need to be switched, the catenary power supply module and the internal combustion power supply module supply the power to the traction motor at thesame time during switching, and the replaced power supply module stops supplying the power when switching is finished. The switching control method for the hybrid power sources of the railway engineering machinery can achieve the technical purpose that when the two power sources are switched, it is ensured that an operating mechanism can run continuously without impact.

The invention relates to the membrane preparing technology, in particular to a PTFE / PI composite-nanometer-fiber porous membrane and a preparing method thereof. The preparing method of the PTFE / PI composite-nanometer-fiber porous membrane includes the following steps of 1, preparing a PEO solution, wherein PEO is dissolved in deionized water, stirring is carried out, and the PEO solution is prepared; 2, preparing PEO / PTFE mixing liquid, wherein a PTFE emulsion is added into the PEO solution in the step 1, stirring is carried out, and the PEO / PTFE mixing liquid is prepared; 3, preparing PEO / PTFE-PAAS mixing liquid, wherein PAAS and deionized water are added into the PEO / PTFE mixing liquid in the step 2, stirring is carried out, and the PEO / PTFE-PAAS mixing liquid is prepared; 4, preparing PTFE / PI composite-nanometer-fiber porous membrane, wherein the PEO / PTFE-PAAS mixing liquid is subjected to electrostatic spinning to prepare a PEO / PTFE-PAAS composite-fiber membrane, heat treatment is carried out, and the PTFE / PI composite-nanometer-fiber porous membrane is obtained. The PTFE / PI composite-nanometer-fiber porous membrane has the advantages of being resistant to high temperature and acid-and-alkali corrosion and excellent in mechanical performance.

The invention relates to the technical field of welding devices, in particular to a welding device with the automatic reversing function and an application method thereof. The welding device compriseswelding equipment and a moving mechanism, a welding gun is fixedly connected to the upper end face of the welding equipment, a protection mechanism is fixedly connected to the outer side of the welding gun, a waste gas treatment device is fixedly connected to the right side of the protection mechanism, a supporting rod is fixedly connected to the upper end surface of the waste gas treatment device, the upper end surface of the supporting rod is fixedly connected to the welding gun, clamping mechanisms distributed in the left-right direction are arranged below the protection mechanism, and each clamping mechanism comprises a clamping frame and an electric telescopic rod. According to the welding device and the application method thereof, through the arrangement of adjusting threaded shafts, the telescopic rods and clamping blocks, the arranged clamping blocks can clamp plate-shaped and columnar parts, the application range is enlarged, it is guaranteed that the clamping frames can be reversed through arranged driving gears and driven gears, it is guaranteed that the clamping frames can conduct reversed welding on the parts, manual turnover is not needed, the time is saved; and therefore the working efficiency is improved.

The invention relates to the technical field of duck neck cutting, and especially relates to a cutting and collecting apparatus for duck neck processing. The apparatus comprises a cleaning device, support legs, a conveying tube and a collecting box, the upper end surface of the cleaning device is fixedly connected with the support legs, which are distributed at the left side and the right side respectively, and a distance fixing device, the right end surface of the cleaning device is fixedly connected with a protective shell, the right side of the protective shell is slidably connected with acollecting box, the conveying tube is arranged above the left end of the collecting box, the upper end surface of the conveying tube is fixedly connected with the cleaning device, the upper part of the right end surface of the cleaning device is fixedly connected with a protective cover, the upper end surfaces of the support legs are fixedly connected with a conveying device, and the right side ofthe upper end surface of the conveying device is fixedly connected the protective cover. A water tank, a water pump, a nozzle and a first moor are arranged, so cut duck necks can be completely cleaned, thereby the apparatus has the advantages of labor reduction, cost reduction, reduction of the labor intensity of people, improvement of the efficiency, saving of a lot of time, and good use benefits.

The invention discloses a green construction environment monitoring system. According to the technical scheme, the green construction environment monitoring system is characterized in that a pluralityof spray gun machines and safety helmets are arranged in each area, and the green construction environment monitoring system comprises a particulate sensor, a noise sensor, an area controller and a central control platform, wherein the particulate sensor is used for outputting a concentration detection signal; the noise sensor is used for outputting a noise detection signal; the area controller is used for acquiring and transmitting the concentration detection signal and the noise detection signal to the central control platform; a particulate concentration preset value and a noise preset value are set in the central control platform; the central control platform is used for receiving and analyzing the concentration detection signal and the noise detection signal, and used for transmitting control instructions to control opening and closure of the spray gun machine; a first preset time is set in the central control platform; and when the time exceeds the first preset time, and the concentration detection signal is greater than the particulate concentration preset value, a reminding signal is transmitted from the central control platform. By adopting the green construction environment monitoring system disclosed by the invention, environment monitoring is automatically carried out to ensure healthy daily life around.

The invention relates to preparation of macromolecule electrostatic spinning fibers, in particular to method for preparing polyimide micron fibers by an electricity spinning method, and belongs to the technical field of high molecular materials. The method for preparing the polyimide micron fibers by the electricity spinning method comprises the following steps of dissolving polyamic acid ammonium salt in water to obtain a polyamic acid ammonium salt solution, mixing alcohol with the obtained polyamic acid ammonium salt solution, so as to obtain a polyamic acid ammonium salt spinning stock solution; spinning the obtained polyamic acid ammonium salt spinning stock solution, so as to obtain polyamic acid ammonium salt fiber; and performing thermal imidization on the obtained polyamic acid ammonium salt fibers, so as to obtain the polyimide micron fiber. The diameter of the polyimide micron fiber is 1-5 microns, and the polyimide micron fiber has the characteristics of being high in strength and modulus.

The invention provides a nanometer graphene purification system for treating medical sewage containing novel coronaviruses. The nanometer graphene purification system comprises a medical sewage collecting and conveying device, at least two stages of sedimentation tanks, a filtering device, at least three stages of graphene sterilization devices, a multiple purification tank, a photocatalytic degradation device, an advanced novel coronavirus purification device and at least three stages of graphene water purification devices. The invention further provides a process for applying the nanometer graphene purification system for treating the medical sewage containing the novel coronaviruses. According to the nanometer graphene purification system and process for treating medical sewage containing the novel coronaviruses in the invention, the novel coronaviruses are deeply killed by utilizing instantaneous high temperature, high pressure and high energy release of micro-nano bubbles; the multi-stage graphene water purification devices and the graphene sterilization devices are cooperatively utilized to deeply kill, block or purify various pathogenic bacteria, parasites and hundreds of pollutants in the medical sewage, so up-to-standard discharge of the medical sewage in infectious disease hospitals can be ensured, and the life safety, the environmental safety and the life health of the masses are further ensured.

The invention relates to the technical field of waste electronic product processing and recycling, in particular to a CRT television set disassembly line. The CRT television set disassembly line comprises at least one material conveying line which is used for conveying a CRT television set and parts, and the parts are sorted by a part sorting line; a plurality of main disassembly lines are arranged at one side of the material conveying line in parallel; the main disassembly lines are sequentially arranged into a disassembly region, a plastic housing recycling region, an anti-explosion belt cutting region and a CRT cutting region in a conveying direction; a disassembly table is arranged in the disassembly region for realizing disassembly of the plastic housing, the CRT and the corresponding parts; a plastic housing sorting line is arranged in the plastic housing recycling region; an anti-explosion belt sorting line is arranged in the anti-explosion belt cutting region; and screen and cone glass cutting tables and a screen and cone glass sorting line are arranged in the CRT cutting region. The CRT television set disassembly line is reasonable in structural layout, is small in occupied space field, and is capable of greatly reducing labor intensity of a worker, and ensuring dismounting efficiency, sorting efficiency and sorting quality.

The invention discloses a timed automatic sterilization garbage can and relates to the technical field of environment protection. The garbage can comprises a can body, a can cover seat sleeved on the can body, a can cover hinged to the can cover seat and a front door arranged in the front of the can body. A motor for driving the can cover to be opened and closed, an ultraviolet sterilization lamp, a control module and a battery pack are arranged on the can cover seat. A control switch for controlling the motor is arranged on the can body. The motor, the ultraviolet sterilization lamp, the control module and the control switch are all electrically connected with the battery pack. The control module comprises a timing unit, a switch control unit and a motor drive unit. The control switch is a touch switch or a light sensation switch. By means of the garbage can, the problems that prior garbage cans cannot be sterilized regularly and prone to thriving of bacteria and produce stink which pollutes the environment, and seriously, people can get sick if the stink is suctioned into human bodies can be solved.

The invention discloses a device for sterilizing and removing mite for bedding, which comprises a body of the device for removing mite, a fixing clip and a region for removing mite. Both sides of the body of the device for removing mite are symmetrically arranged with poles, and the track rods pass through the first slide respectively. The sleeve and the second sliding sleeve are connected with the fixing clip, one side of the first sliding sleeve is provided with a rope winding shaft, and one side of the body of the mite removing device is provided with a mite removing area. In the present invention, the quilt can be spread out and fixed by the fixing clip, and under the driving action of the motor, the second sliding sleeve can carry the quilt through the mite removal area, and the ultraviolet lamp tube, steam pipe and dust suction pipe in the mite removal area all correspond to There are two groups, through this structure, the front and back sides of the moving quilt can face the ultraviolet light tube and the steam pipe, thereby effectively increasing the mite removal area, making the mite nowhere to escape, and improving the removal efficiency of the quilt. Mite sterilization efficiency provides a guarantee for people's life and health.

The invention provides a multifunctional antibacterial mattress containing graphene. The mattress comprises a plurality of antibacterial mattress bodies with the same size, wherein each antibacterialmattress body comprises a water locking layer, an antibacterial layer, a water absorbing layer and a waterproof layer; the water locking layer is synthesized from graphene fiber and nonwoven fabric with a spunlace process; the antibacterial layer is one or more of carbon sponge, latex sponge, high-density sponge and graphene fiber. Due to the antibacterial performance of the graphene material, theprepared antibacterial mattress has a remarkable inhibition effect on bacteria, besides, the antibacterial mattress bodies can be dismounted, spliced and replaced with one another, bed mattresses with different sizes can be formed, and a sofa cushion, a camping mat and the like can be formed.

The invention discloses a medical first-aid equipment placing rack with an oxygen supply function. The medical first-aid equipment placing rack comprises a fixed base, wherein a carriage table top is arranged at a position above the fixed base; storage drawers are arranged between plate bodies of a first supporting plate and a second supporting plate; a manual rotating shaft is vertically arranged in the middle of the position between the second supporting plate and a third supporting plate; a rotatable tray is fixedly arranged at the bottom section of a shaft body of the manual rotating shaft; an auxiliary storage box is arranged at a position, which is higher than the table top, at the top of a mounting bracket; a heater is arranged at the bottom end of a frame body of an iron basin accommodating frame; an oxygen supply assembly bottle is arranged on the left side wall of the plate body of the first supporting plate. According to the medical first-aid equipment placing rack, the conventional problem of influence on rapid use due to debris on a single table top is solved; medical instruments can be cleaned or wiping with hot water for a patient can be realized, so that a further use demand for a modern medical rack is met.

The invention discloses a multifunctional nursing walking stick for old people. The multifunctional nursing walking stick for old people sequentially comprises a hand holding part, a support rod, a base plate and a plurality of support claws, wherein the upper end of the support rod is vertically connected with the hand holding part through screw threads; the lower end of the support rod is connected with the center position of the base plate through screw threads; the plurality of support claws are fixedly arranged at the bottom of the base plate; one end of the hand holding part is provided with human body engineering veins to be matched with the holding posture of the human hand; a liquid crystal display screen is arranged on the side surface of the other end. The multifunctional nursing walking stick also comprises a control module, a detection module and an operation region; the control module is arranged inside the base plate; the upper surface of the base plate is provided with a signal emitter; the operation region is arranged at one side of the support rod; the detection module is respectively arranged at the hand holding part and the base plate; the control module is respectively connected with the liquid crystal display screen, the detection module, the operation region and the signal emitter. The multifunctional nursing walking stick has the advantages that the human body temperature, pulse and blood pressure information can be effectively detected and displayed; then, the information is sent to a computer terminal, so that the tracking recording of the health condition of old people and the multifunctional application of the walking stick can be realized; the life health of old people is ensured; the work of medical personnel is reduced.

The present invention discloses a traditional Chinese medicine extract for relieving heat stress damaged broiler chicken cardiac muscles and a preparation method of the traditional Chinese medicine extract. The traditional Chinese medicine extract is prepared from the following raw materials in parts by weight: 10-30 parts of radix salviae miltiorrhizae, 10-30 parts of ginkgo leaves, 10-30 parts of kudzuvine roots, 10-20 parts of fiveleaf gynostemma herb, 5-20 parts of spina date seeds, 5-20 parts of haws and 5-20 parts of liquorice. The preparation method comprises the following steps: 1) radix salviae miltiorrhizae, ginkgo leaves, kudzuvine roots, fiveleaf gynostemma herb, spina date seeds, haws and liquorice are washed clean, and air-drying, pulverizing, and sieving are conducted to obtain mixed powder; 2) the mixed powder is subjected to extraction and filtration to obtain an extract; 3) the extract is subjected to coarse filtration and suction filtration to obtain a filtrate; and4) the filtrate is distilled and concentrated to obtain the traditional Chinese medicinal extract. After the traditional Chinese medicinal extract and drinking water are mixed evenly according to a ratio of (2.5-7.5)g:1L, the mixture is used for feeding broiler chickens, and the traditional Chinese medicine extract can effectively relieve a heat stress damage problem of broiler chicken heart, andguarantees life health of chicken flocks.

The invention discloses a trolley type heat radiation protection electric resistance furnace and relates to the electric furnace manufacturing field. The trolley type heat radiation protection electric resistance furnace comprises a support, a furnace body, a guide rail and a trolley; the support is connected with the furnace body; the furnace body is connected with the guide rail; the guide rail is connected with the trolley; the furnace body is connected with a furnace door which is provided with a temperature controller; the trolley is provided with a heat insulation layer; the top of the trolley is provided with a concave platform; the bottom of the trolley is connected with guide wheels; the outer side of the furnace body is provided with a heat radiation protection layer. According to the trolley type heat radiation protection electric resistance furnace, the heating temperature in the furnace can be timely regulated and controlled according to the heated condition of heated objects in the heating process and accordingly the loss of the heat in the furnace in the heating process is reduced, the energy is saved, the falling of the heated objects is prevented, the radiation on the human body due to the high temperature is effectively prevented, and the life health of the staff is ensured.

The invention relates to the technical field of wood cutting, in particular to a board cutting-off machine. The board cutting-off machine comprises a board cutting-off machine body, a collecting device, a saw blade and a protection device, the collecting device is fixedly connected to the right end face of the board cutting-off machine body, a groove is formed in the upper end face of the board cutting-off machine body, the saw blade is arranged inside the groove, the protection device is arranged on the outer side of the saw blade, the protection device is connected with the board cutting-offmachine body in a rotating mode, a pushing mechanism is connected to the upper end face of the board cutting-off machine body in a sliding mode, the rear side of the upper end face of the board cutting-off machine body is connected with a distance fixing device in a sliding mode, the front side of the upper end face of the board cutting-off machine body is connected with a fixing device in a sliding mode. In the board cutting-off machine, a protection shell, a collecting box, a three-phase motor and a push rod are arranged, through the arrangement, the working environment of workers is protected, the health of people is guaranteed, so that waste of resources is avoided, a lot of time is saved, the application range is expanded, and the quite good practical benefits are achieved.

The invention discloses a treatment apparatus and of dust-bearing organic waste gas; a dust collector, a temporary storage tank, a liquid absorbing column, a water remover and a fire arrester are arranged sequentially on a waste gas pipe, the fire arrester is connected respectively to an activated carbon adsorbing box and an emergency release pipe through the waste gas pipe, a vent valve and an automatic air supplement valve are arranged sequentially on the waste gas pipe between the fire arrester and the activated carbon adsorbing box, the front end of the emergency release pipe is provided with an emergency release valve, both the activated carbon adsorbing box and the emergency release pipe are connected to a discharge system through a waste gas pipe, the tail end of the waste gas pipe is provided with a fan, the dust collector is provided with a plurality of fire arresting explosion-proof devices and a combined fire sensor, and both the fire arresting explosion-proof devices and the combined fire sensor are connected to an external central control chamber. The treatment apparatus is simple in overall structure, can provide timely dust clearing, has fire arresting and explosion-proof functions, is good in safety and can operate efficiently and stably for treating waste gas. The invention also discloses a treatment process for the treatment apparatus of dust-bearing organic waste gas.

The invention discloses a marine forced landing life support cabin and a using method thereof. The marine forced landing life support cabin comprises a rectangular plate, a first transverse plate completely covering the front edge of the upper side face of the rectangular plate is fixedly arranged on the rectangular plate, and a second transverse plate corresponding to the first transverse plate is arranged at the rear edge of the upper side face of the rectangular plate. The life support cabin can be folded. The occupied area when the life support cabin is not used is reduced, and the deviceis conveniently stored on an airplane; the life support cabin can expand when encountering water to float on the surface of the sea; the life support cabin can utilize solar energy to make purified water and keep the temperature at night, and the life support cabin is provided with a manual fishing device, so that the life health of survivors is guaranteed, and the survival time of the survivors on the sea is greatly prolonged; a satellite positioning system is arranged in the rescue robot, the position of survivors can be determined so that the survivors can be rescued as soon as possible, and casualties are reduced.

The invention discloses an intelligent detection system for the safety of a roller coaster. The intelligent detection system comprises a detection device, a maintenance device and a rescue device. Thedetection device comprises a moving door, rotating wheels, fixing hooks, first electromagnets, a wind speed detection device body, an infrared detection device body, a vibration detection device body, first pressure detection device bodies, camera device bodies, air holes and a spraying device; the maintenance device comprises a mechanical arm, a sliding wheel and a welding head, the mechanical arm is provided with an infrared scanner, a placing box and a spraying port, and one side of the spraying port is provided with a storage box, a rotating shaft, a closing opening and a second pressuredetection device body; the rescue device comprises an opening plate, a fixing belt, a sliding umbrella, locking buckles, vertical rods, foldable rods and rotary shafts, and the sliding umbrella is provided with a positioning device and a protective cover. Through arrangement of the detection device, the maintenance device and the rescue device, real-time monitoring and maintenance of the roller coaster and a track are achieved, tourists can rescue themselves, and the life safety is ensured.