14 results about "Toxic environment" patented technology

The invention belongs to the technical field of production, and particularly relates to an automatic coating device for multi-layer unequal-thickness paint. A fixing plate is fixed to a paint inlet pipe, a paint guide pipe is fixed to the back of the fixing plate and connected to a paint outlet pipe, the paint outlet pipe is sleeved with the paint guide pipe, the interior of the paint outlet pipe is sleeved with a rotating rod, the middle of the rotating rod is sleeved with a bearing, the two sides of the rotating rod are fixed through paint seals, and the outermost portion of the paint outlet pipe is sleeved with a rolling brush; the lead screw is connected with the roller fixing frame on the lower portion, the motor B is fixed to the fixing plate and connected with the roller fixing frame through the rotating rod and the rolling disc, and the endoscope and the light source are fixed to the fixing plate. Automatic coating of multiple layers of coatings can be achieved, and the probability that during manual coating operation in a closed space, the corrosion and toxic environment of the coating possibly causes permanent harm to the health of personnel is greatly reduced, and the safety risk of internal operation of a suspended pipeline is greatly reduced.

The utility model relates to the technical field of environment detection, and discloses a toxic environment detection alarm mechanism which comprises a box body, a detection bin is arranged in the box body, the top of the detection bin is communicated with an air inlet pipe, one side of the detection bin is communicated with an exhaust pipe, and a detection assembly is arranged at the bottom of the detection bin and used for detecting toxic gas in air and giving an alarm. A purification mechanism used in cooperation with the exhaust pipe is arranged in the box body and used for filtering poisonous gas. When poisonous gas is detected through the poisonous gas detection sensor, a signal is fed back to the single-chip microcomputer, the single-chip microcomputer controls the buzzer to give an alarm, meanwhile, the single-chip microcomputer controls the stepping motor to rotate by one step pitch, the transmission assembly drives the rotary disc to rotate by one step pitch, a new activated carbon plate is replaced into the exhaust pipe, and the purification effect is guaranteed; according to the design, poisonous gas can be detected, meanwhile, an alarm is given, purification is conducted, the surrounding working environment is protected, and meanwhile safety is improved.

The invention relates to the technical field of microorganisms, and particularly discloses a brevibacterium paragglutinatus 2-1 and application thereof in industrial wastewater treatment. The brevibacterium paracareactor 2-1 is preserved in the China General Microbiological Culture Collection Center (CGMCC) on May 29, 2025, the preservation number is CGMCC No.34719, the brevibacterium paracareactor 2-1 is classified and named as brevibacterium paracareactor, the preservation number is CGMCC No.34719, the preservation number is CGMCC No.34719, the preservation number is CGMCC No.34719, the preservation number is CGMCC No.34719, the preservation number is CGMCC No.34719, the preservation number is CGMCC No.34719, the preservation number is CGMCC No.34719, and the preservation number is CGMCC No.34719. The strain 2-1 can tolerate a high-toxicity environment of residual ammonia water of a coking plant, has a good effect in the aspect of microbiological treatment of phenol-containing industrial sewage, can grow by taking phenol as a unique carbon source, realizes removal of phenol in wastewater under an aerobic condition, and has huge application potential in biological treatment of industrial wastewater.

The invention relates to the technical field of natural green paint, in particular to a non-toxic environment-friendly wall surface material and a preparation method thereof. The wall material is prepared from slaked lime (10% quartz sand), glutinous rice flour, white granulated sugar and cotton according to the mass ratio (W / W) of (88.7-93.5): (3-10): (2-5): (0.3-0.8). The prepared wall material basically meets various standard requirements. Furthermore, a proper amount of volcanic ash is used for toning to meet the requirements of various colors. The wall surface material prepared by adopting a nanoscale porous structure has the multiple advantages of extremely high weather resistance, durability, water resistance, air permeability, moisture resistance, bacteria resistance, mildew resistance, super-strong binding power, easiness in construction and the like, can be used by sensitive people such as children, pregnant women, old people and the like, and can redefine a healthy living standard of a new era.

The application discloses a synthetic method of a non-toxic environment-friendly type composite inoculant and application thereof, and belongs to the technical field of casting materials. According to mass parts, components of the inoculant are as follows: silicon (Si): 35-50 parts; calcium (Ca): 2-5 parts; strontium (Sr): 1-3 parts; zirconium (Zr): 0.5-2 parts; scandium (Sc): 0.3-1.2 parts; ytterbium (Yb): 0.2-0.8 parts; aluminum (Al): 0.8-2.5 parts; and iron (Fe): 1-2 parts. In the application, scandium and ytterbium, two heavy rare earth elements, are cooperatively matched, and are combined with silicon, calcium, strontium, zirconium and other elements to form a multi-element composite system.

The disclosed systems and methods provide a framework for a proactive prediction of the toxic propensity of an article. Prior to the publication and / or reception of comments to online content, the disclosed framework determines the toxic propensity of the content's context and / or specific words, sentences, sentiments, tone or other messages receivable from consumption of the content. Thus, disclosed framework performs proactive forecasting of the content's toxicity propensity”, which quantifies how likely the content is prone to incur or attract toxic comments. The framework can function and / or be configured to operate in a manner that can perform specifically adherent moderation actions that correspond to the content and control how the content can be interacted with, based on the toxic propensity determination, prior to the content's publication in an effort to thwart, prevent or stop toxic environments surrounding or stemming from the content from coming into existence.

The invention belongs to the technical field of special operation robots, and provides an inspection robot for a toxic gas environment, which comprises an anti-explosion bottom plate, a detachably connected bearing plate is arranged above the anti-explosion bottom plate, the front and rear ends of the top of the bearing plate are provided with baffles, and the front baffle is symmetrically provided with guide holes. The guide hole is provided with a rotationally connected covering plate, a multi-mode sensing monitoring piece is arranged at the top of the bearing plate and between the two blocking plates, and a data analysis display screen electrically connected with the multi-mode sensing monitoring piece is arranged above the bearing plate; the anti-collision plates are located at the front end and the rear end of the anti-explosion bottom plate, and an environment sensing part is arranged at the top of the anti-explosion bottom plate and located between the two anti-collision plates; through the designed inspection robot, toxic environment gas can be detected, the sensor and the camera are protected, collision damage is avoided, and the service life of equipment is prolonged.

The utility model discloses a breathing device for operation in an outdoor toxic environment, belongs to the technical field of breathing protection equipment, and is used for carrying out safety protection on operators in the operation process in the outdoor toxic gas environment. According to the technical scheme, an air conveying opening of an oilless air compressor is connected with an air conveying pipe, the air conveying pipe is connected with an air supply pipe through a filter, a plurality of air supply connectors are installed on the air supply pipe, air supply valves are installed on the air supply connectors respectively, breathing hose connectors are installed on the air supply valves respectively, and the breathing hose connectors are connected with breathing hoses respectively. The tail end of each breathing hose is connected with a breathing mask through a breathing valve. According to the utility model, fresh air for breathing can be provided for an operator, and an air taking point of the air for breathing of the operator is far away from an operation site, so that the operator is prevented from poisoning, occupational diseases and the like, meanwhile, the step of replacing a gas mask and a filter box is omitted, the cost is reduced, and the operation efficiency is improved.

The application belongs to the field of spacecraft and provides a propellant filling device, which comprises a containing device provided with a movement cavity, a containing cavity and a limiting cavity which are sequentially communicated, a valve core penetrating through the movement cavity, the containing cavity and the limiting cavity, a main body section of the valve core comprising a blind hole at one end towards the limiting cavity, a plurality of through holes at the middle part, a boss at the other end, an extension section connected with the boss at one end and provided with an end head at the other end, a valve seat movably sleeved on the valve core and movable in the movement cavity, one end of the valve seat towards the limiting cavity and abutting against the boss, the other end of the valve seat sealably matched with the end head, an elastic member fixed at one end of the containing cavity and connected with one end of the valve seat, and the end head and the valve seat sealing the outlet of the movement cavity together when the elastic member is in the stretched state. When filling, only an external force is needed to be applied to the valve seat to make the valve seat and the valve core sealably matched; when the filling is finished, only the external force is needed to be removed to seal the containing device, so that the rapid filling is realized and exposure to the toxic environment is avoided.

The invention discloses a vortex shedding flowmeter convenient to disassemble and assemble, and belongs to the technical field of vortex shedding flowmeters.The vortex shedding flowmeter convenient to disassemble and assemble is technically characterized in that the vortex shedding flowmeter comprises a vortex shedding flowmeter body, moving wheels can descend and make contact with the ground through an arranged supporting and adjusting mechanism, and at the moment, a bottom plate is separated from the ground; an operator can push the vortex shedding flowmeter body to move only with small thrust, the bottom plate controlled by the vortex shedding flowmeter body and the bottom plate controlled by the vortex shedding flowmeter body can correspondingly fall on the ground for stable supporting, and therefore the installation and butt joint process is well optimized, centering limiting and rotation control processing of the vortex shedding flowmeter body are achieved through the arranged disassembly and assembly limiting mechanism, and the assembly and disassembly efficiency is improved. And moreover, automatic butt joint processing of the mounting bolts is correspondingly achieved, deviation caused by manual hand holding is avoided, the mounting time of the mounting bolts is further shortened through the mounting processing mode of synchronous moving and pre-tightening guiding, therefore, the operation risk is further reduced in some dangerous and toxic environments, and the device has the advantages of being convenient to disassemble and assemble and high in disassembling and assembling efficiency.

The disclosed systems and methods provide a framework for a proactive prediction of the toxic propensity of an article. Prior to the publication and / or reception of comments to online content, the disclosed framework determines the toxic propensity of the content's context and / or specific words, sentences, sentiments, tone or other messages receivable from consumption of the content. Thus, disclosed framework performs proactive forecasting of the content's toxicity propensity”, which quantifies how likely the content is prone to incur or attract toxic comments. The framework can function and / or be configured to operate in a manner that can perform specifically adherent moderation actions that correspond to the content and control how the content can be interacted with, based on the toxic propensity determination, prior to the content's publication in an effort to thwart, prevent or stop toxic environments surrounding or stemming from the content from coming into existence.

The utility model discloses an automatic fault alarm belt type flaker and a probe protection mechanism, and relates to the technical field of chemical equipment, the automatic fault alarm belt type flaker comprises a conveyor belt, a spray head, a front driving wheel and a rear driving wheel, a front thermal imaging probe and a rear thermal imaging probe are installed above the conveyor belt, the spray head is located in front of the front thermal imaging probe, and the rear thermal imaging probe is located in front of the rear driving wheel. A curing area is arranged between the front thermal imaging probe and the rear thermal imaging probe, and the front thermal imaging probe and the rear thermal imaging probe are both electrically connected with the control system. By utilizing the intelligent thermal imaging principle and the matching of the front thermal imaging probe, the rear thermal imaging probe and the control system, the automatic fault early warning of the equipment is realized, the smooth production and the safe operation of the belt type flaker are guaranteed, the workload of workers is reduced, the working efficiency is improved, and the production cost is reduced. And the device can also adapt to high-temperature and toxic environments in chemical production, is not affected by the environment, generates serious measurement errors, and further avoids faults in equipment fault judgment.

The invention relates to a non-toxic environment-friendly water-based protective paint and a preparation method thereof, and belongs to the technical field of paints.The paint is prepared from siloxane-bio-based polyester composite emulsion, a cyclodextrin-sodium phytate-ketimine composite cross-linking agent, composite nanometer reinforcing slurry, talcum powder, hydrophilic vapor-phase silicon dioxide, sodium glycinate and deionized water. The siloxane-bio-based polyester composite emulsion is prepared from D4, tetramethylammonium hydroxide, AGE, a trimethylolpropane triglycidyl ether mixed solution, bio-based polyester polyol, an emulsifier and isodecanol polyoxyethylene ether. The cyclodextrin-sodium phytate-ketimine composite cross-linking agent is prepared from beta-cyclodextrin, epoxy chloropropane, sodium phytate, ketimine and the like. The composite nano reinforced slurry is prepared by modifying and dispersing magnesium lithium silicate and nano silicon dioxide through NDZ-201 titanate, KH550, sodium glycolate, sodium polyacrylate and the like. The coating is non-toxic and low in emission, and the adhesive force and the medium infiltration resistance are improved.