140results about How to "Protect environmental health" patented technology

The invention discloses a coal and gas outburst simulation test device, which comprises a steel cylinder, flange disks arranged at two ends of the steel cylinder, an inflation system and a data acquisition system. The flange disk which is arranged at one end of the steel cylinder is a flange disk provided with a central hole, and an explosion-proof plate is arranged on a non-mounting side of the flange disk and the steel cylinder. The invention also relates to a protection device for the coal and gas outburst simulation test device, which mainly comprises a bearing flanged pipe fitting, a pressure relief cavity, an anti-overload safety valve, an air release valve and a shock-proof pressure gauge. One end of the bearing flanged pipe fitting is connected with the coal and gas outburst simulation test device, and the other end of the bearing flanged pipe fitting is connected with the pressure relief cavity through a flange disk; and the tail end of the pressure relief cavity is provided with a flange cover. The protection device can be applied to real-time measurement and safe pressure relief in the test process.

The present invention provides a method of extraction and purification of waste oil, relating to recycling of waste resource, waste oil discharged by the present catering trade contains more oil, bringing trench blockage and waste of resource, the resolving steps of the invention include: input the waste liquid in the recycling separation groove, filtering oil in a low temperature and a high temperature after separating oil with water, then vaporizing water; further sterilizing and packing, the product is obtained. The invention not only achieves the recycling of oil resource, protecting environmental sanitation, but also has advantages of simple equipment, convenient operation, easy to extension.

The invention provides a multifunctional combined type electric mower used for mowing road green belts, modeling landscaping trees and mowing lawns, which comprises an electric power system, a controlsystem, a bearing mechanism, an elevating mechanism and a mowing mechanism. A storage cell or a double electric power system comprising a storage cell and a solar cell is used, and the mowing mode isautomatically controlled by a microcomputer to realize the mowing operation in multiple forms, such as sphere, cone, cylinder, plane, slope and the like. The mower has the characteristics of high automation degree, wide adaptability, convenient popularization and operation, resource saving, environmental protection and the like.

The invention relates to a self-sealed deodorization overflow-prevented floor drain. The principal part of the floor drain is set a bevel technology imbricated plate that has a knock-down block-type discharging pipe with tongue in it. There is sealed cushion at the bottom of the discharging pipe, and the dummy club matched to the tang on the inner wall of corresponding to the principal part of the floor drain is set outside of the pipe. Inner the discharging pipe there is discharging clamp plate with axial sleeve that has water leakage hole and an active discharging sewage storage pot. In the axial sleeve there is a clamp plate permanence magnet. The discharging clamp plate connects to the adjusting axial sleeve by screw. Lifting shaft is set in the adjusting axial sleeve and its top has lifting shaft permanence magnet. The self-sealed tie plate is connected to lining plank by locknut. The invention has a wide using foreground.

The invention discloses an organic cultivating soil and its preparation method. The moisture content of the cultivating soil is 15-30% (w/w), the ratio of carbon to nitrogen (C/N) is 15-25, the removal rate for removing pathogens, eggs and grass seeds is larger than or equal to 99%. The preparation method of the organic cultivating soil is to disinfect the soil and remove eggs and grass seeds during the high fermentation temperature period of waste biological organic compost, and comprises three processes of raw material pretreatment, mixed fermentation and aging, wherein the raw material pretreatment includes the treatment of garden soil and the treatment of waste biological organic matter. The cultivating soil provided by the invention contains multifarious nutriments which are necessary for the growth of plants, has high removal rate of pathogens, grass seeds and eggs; in addition, wastes are reused during the preparation process so as to change waste into valuables and protect environmental health.

The invention discloses an anti-oxidation chemical industrial raw material processing and blending device. The anti-oxidation chemical industrial raw material processing and blending device comprises a raw material blending tank, a blending and stirring rotating shaft is vertically inserted in an inner cavity of a tank body of the raw material blending tank along the central axis; the inner part of an arc-shaped stirring paddle is also set into a hollow structure, and a plurality of liquid spraying through holes are uniformly formed in the bottom side surface of the arc-shaped stirring paddle; an outer cavity nitrogen induction tube is vertically arranged in a position of the right side edge of an inner cavity of a gas heating chamber; a hot gas eduction pipe is vertically arranged in a position of the left side edge of the inner cavity of the gas heating chamber; the top end of the hot gas eduction tube is guided out of the top side wall of the gas heating chamber, and the end part of a tube body is integrally connected with a cyclic hot nitrogen conveying tube. According to the anti-oxidation chemical industrial raw material processing and blending device disclosed by the invention, the mixing uniformity of a whole additive is ensured, the tedious and complicated performance of a traditional blending agent in an addition process is solved, an assistance function is provided for preparation by a filled inert gas-nitrogen, and the preparation rate of raw materials is enhanced.

The invention discloses an industrial uniform material deep processing and filling device. The industrial uniform material deep processing and filling device comprises a material treatment tank; a raw material temporary storage tank is arranged on the left side of the material treatment tank; the raw material temporary storage tank communicates with a feeding port of the material treatment tank through a material conveying pipeline; a flow meter is arranged on a pipe body of the material conveying pipeline; a driving motor is arranged at the top of the material treatment tank; a stirring rotating shaft is arranged at the bottom end of the driving motor and stretches into the bottom of a tank body of the material treatment tank; and the right end of a pipe body of a water spray guide pipe leads two branches to communicate with a pipeline body of a material filling head correspondingly. According to the industrial uniform material deep processing and filling device, efficient and constant-speed charging is realized, and the actual charging effect is better; the phenomenon of non-uniform materials in the filling cavity caused by the treatment mechanism with the traditional form is avoided, and the materials are treated more completely and reasonably; furthermore, the traditional filling machine head is simpler and more convenient to clean, the work difficulty is reduced, and the practicability of the traditional filling equipment is further enhanced.

Present invention refers to idle speed free controller for motor vehicle engine. It consists of accumulator, different kinds of switch, electric relay, starting dynamo, transducer, electronic control unit, trigger winding trigger winding, illumination loop, fuse, ignition switch, brake switch, neutral switch etc. Said invention has advantage of operation without idle speed.

The invention relates to a full-automatic medical nursing bed for elder or critically ill patients. The full-automatic medical nursing bed comprises a bed body, wherein the bed body comprises an uppersupporting frame and a lower supporting frame which are arranged in an up-and-down parallel spacing manner; supporting legs which are vertically arranged are fixed to four corners of the upper supporting frame and the lower supporting frame; a first bed plate and a third bed plate are arranged on the upper supporting frame; the first bed plate is hinged to one end of the third bed plate, and a second bed plate is hinged to the other end of the third bed plate; an overturning device, a nursing pad replacing device, a cleaning device, a thermal wind drying device and an exhaust and ventilationdevice are arranged on the bed body; the overturning device is located at the lower end of the upper supporting frame; the nursing pad replacing device is arranged between the upper supporting frame and the lower supporting frame; the cleaning device is located above the nursing pad replacing device; and the thermal wind drying device and the exhaust and ventilation device are separately arrangedon two sides of the cleaning device. Through the adoption of the full-automatic medical nursing bed disclosed by the invention, a nursing pad can be automatically replaced, automatically cleaned, automatically dried, exhausted and ventilated, so that the using is convenient, the nursing workload is reduced, and the nursing expenses are saved.

The invention relates to a picnic furnace. The picnic furnace comprises a furnace body and a furnace pipe arranged in the furnace body in a sleeved mode, and a certain distance is reserved between the bottom of the furnace pipe and the bottom of the furnace body. The picnic furnace is characterized in that the bottom of the furnace pipe is sealed, an opening is formed in the top of the furnace pipe, the top of the furnace pipe is in sealed connection with the top of the furnace body, and an air flowing cavity is formed between the side face of the furnace pipe and the furnace body. A plurality of air inlet holes are formed in the circumferential wall of the lower portion of the furnace pipe, and a certain distance is kept between the heights of the air inlet holes and the bottom of the furnace pipe. An air blower is arranged at the bottom of the furnace body, and the air blower is used for blowing air in the air flowing cavity and enabling the air to enter the furnace pipe transversely. The picnic furnace has the advantage of being not prone to extinguishing, fuel burns sufficiently and fly ash can be prevented, and the picnic furnace is worthy of being popularized.

The invention discloses a new type of environmentally friendly ashtray for garbage bins, which comprises an ashtray body, an ashtray, a filter plate, a filter hole, an ash plate, a cigarette butt box, a clamping plate, a magnet block, a fixing bolt, a cigarette butt sliding cavity, and a smoke extinguishing chamber. Box, smoke extinguishing plate, smoke extinguishing groove, chute, first block, second block, slider, reservoir, block, electric push rod, push plate, drainage pipe, sewage pool, drain pipe, valve , water inlet pipe, water injection pipe, water inlet hole and elastic spring. This kind of environmentally friendly ashtray for trash cans has reasonable structure and novel design. Through the set cigarette butt box and cigarette extinguishing box, and with the cooperation of the water reservoir, the cigarette butts can be effectively extinguished, avoiding the emission of smoke, protecting the surrounding environment, and Centrally store the extinguished cigarette butts, and introduce the water from extinguished cigarette butts into the sewage tank through the drainage pipe, which is convenient for cleaning workers to clean up later, has good market value, is easy to use, and is suitable for popularization and use.

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 electric nail clippers as household goods for trimming nails consists of micro motor connected to power source via a switch, rack and cutting wheel, and feature the micro motor fixed below the rack and with one inertial wheel mounted onto the output shaft, the rack with upper part connected to one hood, the hood with arched section in the shape corresponding to the end of nail, and the cutting wheel set in the opening of the arched section. The electric nail clippers are used for trim nails electrically and has simple operation and convenient use,

The invention relates to the technical field of environmental protection, in particular to a method for treating waste after meal in source domestic garbage treatment. The method comprises that the waste after meal is placed into a presser to be cleaned, crushed and pressed, and is characterized in that microorganism strain and the pressed waste after meal are put into an agitator tank according to the proportion of 1:80-120 to be treated by biochemical reaction. The invention effectively avoids the exposed waste after meal becoming the source region of putrefying gases and the distributing center of flies in the city, improves the existing collecting method which has low collection efficiency of waste after meal, poor sanitary condition and high labor intensity, and puts an end to the infection and further diffusion of SARS and other pathogenicbacteria of communicable diseases for the public and collecting staffs which are possibly caused in the collecting and running process of waste after meal, thus protecting the environmental health and maintaining biological balance.

The invention discloses an automatic drainage silencer for a vehicle. The automatic drainage silencer comprises a shell, a front stop plate and a rear stop plate are arranged inside the shell and divide the shell into a front cavity, a middle cavity and a rear cavity, an air inlet tube spans the front cavity and the middle cavity to be erected on the front stop plate and the rear stop plate, and an air outlet tube spans the rear cavity and the middle cavity to be erected on the rear stop plate and the front stop plate. The automatic drainage silencer further comprises a siphon. A Venturi tube is arranged in the middle of the air outlet tube, and the siphon is connected to the position, with the smallest caliber, of the Venturi tube and communicated with the Venturi tube. Compared with the prior art, the automatic drainage silencer has the advantages of being high in drainage performance, good in corrosion resistance and low in cost, and is suitable for improving the overall condensed-water drainage effect, and therefore the corrosion resistance of the automatic drainage silencer is improved.

The invention relates to a medical sickbed with a function of facilitating isolation, in particular to a sickbed with the function of facilitating isolation for the medical respiratory medicine department. According to the technical scheme, in order to achieve the technical purposes that the sickbed has the isolation function and is capable of isolating patients suffering from infectious respiratory diseases, the sickbed with the function of facilitating isolation for the medical respiratory medicine department comprises a base, a first support, a second support, a bed board, a first sleeve, afirst spring, a first lifting rod and the like, wherein the left side on the top of the base is connected with the first support, and the right side on the top of the base is connected with the second support. The sickbed with the function of facilitating isolation for the medical respiratory medicine department has the isolation function and is capable of isolating the patients suffering from the infectious respiratory diseases, the life safety of medical workers and accompanying personnel can be protected, gas carrying viruses can be disinfected, a healthy environment of an inpatient ward is protected, the structure is simple, and the sickbed is convenient to use.