53results about How to "Inflatable volume" patented technology

The invention provides a micro closed-circuit continuous flotation machine, relating to a flotation machine for a beneficiation experiment. A continuous flotation experiment is carried out by using a small amount of representative sample ores, the result of the experiment can represent the results of small closed-circuit experiments and pilot-scale tests in a single machine of a laboratory, and laboratory or industrial beneficiation indicators can be provided in a shorter period of time. The micro closed-circuit continuous flotation machine mainly comprises a slurry storage barrel, a stirring barrel, a trace reagent feeder rubber hose pump and a flotation machine; the flotation machine comprises a main motor, a flotation tank, a suction regulating valve, a scraping plate motor, a scraping plate, a foam tank, a liquid level regulating tube, a frequency converter, an electric control cabinet, a stirring shaft and an impeller, wherein the slurry storage barrel is connected to the stirring barrel, the stirring barrel is connected to a trace reagent feeder, the rubber hose pump is connected to the flotation tank, the frequency converter is connected to the main motor and controls the main motor, and the liquid level regulating tube is mounted on the flotation tank; the reagent feeder is connected to the stirring barrel so as to supply auxiliary absorption agent foaming agent and regulating agent for flotation; the machine is mainly used for beneficiation laboratories.

The invention relates to lighting products, in particular to an LED filament lamp and discloses an LED filament lamp with a gas dissipation function. The LED filament lamp with the gas dissipation function comprises a lamp cap, an LED filament and a bulb. A sealed space is defined by the lamp cap and the bulb. An upper support, the LED filament and a lower support are arranged in the sealed space from top to bottom. The upper support and the lower support are used for fixing the LED filament which is connected with a drive circuit through a wire. The sealed space is filled with mixed gas of 1.1 atmospheric pressures, and the mixed gas is a mixture of hydrogen with the volume ratio being 6-10% and helium with the volume ratio being 90-94%. A mass of experiments prove that the mixed gas with such constituents has the optimal heat dissipation performance, and meanwhile, burning or explosions are avoided. Compared with a traditional LED filament lamps filled with helium only, the 10-W LED filament lamp adopting the proportions has the advantages that the LED junction temperature is lowered by 5-8 DEG C, the service life of the LED filament lamp is substantially prolonged, and light output is substantially improved.

The invention relates to the field of coal slime flotation treatment, in particular to rotary jet mixing low-energy consumption flotation equipment driven by utilizing ore pulp. The rotary jet mixing low-energy consumption flotation equipment at least comprises a flotation groove, wherein jet driving mixers are arranged in the flotation groove; each jet driving mixer comprises a driving turbine and a swirl jet mixing rotor which are separately connected to the upper part and the lower part of a rotary shaft, and the rotary shaft rotates under the joint action of driving force of the corresponding driving turbine and nozzle jet reactive force; the residue power of conveyed ore pulp is fully utilized, so that flotation mixing in the groove is realized; the rotary jet mixing low-energy consumption flotation equipment further comprises micro foam generation beds which are formed by micro foam generation pipes and are divided into an upper layer and a lower layer; the micro foam generation beds are arranged in a staggered manner and are not coincided with each other; micro foam generation holes are uniformly distributed in each micro foam generation pipe; and the left end and the right end of the micro foam generation beds are separately provided with a gas pipeline and a cleaning water pipeline. The rotary jet mixing low-energy consumption flotation equipment has the advantages that mixing energy consumption is low; the micro foam flotation effect is good; no flotation dead zones exist in the flotation groove; a foam layer is more stable; the work efficiency and the flotation effect both can be effectively ensured.

The invention discloses a vehicle tire inflating auxiliary device, and belongs to tools for mounting and dismounting air valves. The vehicle tire inflating auxiliary device comprises a sleeve a, a sleeve b, a hollow inner tube and a valve-core rotating bar. The sleeve a and the sleeve b are sleeved on the outer side of the inner tube, the valve-core rotating bar is inserted into the inner tube through the end of the inner tube. By the improved technology, the vehicle tire inflating auxiliary device has the advantages that before inflation, the valve core is mounted into the device through a valve core inlet port, and inflation and valve core mounting can be finished at one step without air leakage; the valve-core rotating bar can be used as a normal valve core key, the valve core can be mounted rapidly, and operation is facilitated; and a valve core ejector pin of the valve-core rotating bar can be used for opening an air hole of the valve core inside the device so that reinflation can be implemented without secondary operation.

The invention relates to the field of coal slurry mixing and flotation treatment, and specifically relates to swinging-stirring flotation equipment with a self-slurry-mixing function. The swinging-stirring flotation equipment disclosed by the invention at least comprises a flotation cell, wherein a micro-bubble generation bed is arranged in the flotation cell; the micro-bubble generation bed comprises micro-bubble tubes; and a connection arm is arranged at each of the two ends of each micro-bubble tube to fix the co-end part of the micro-bubble tube. The equipment further comprises a gas pipeline, wherein the gas pipeline is communicated with the tube cavity of each micro-bubble tube through a prearranged gas channel in the corresponding connection arm; and micro-bubble generation holes used for ejecting a gas are densely distributed in the tube wall of each micro-bubble tube. The equipment further comprises power arms, wherein the two power arms are provided, and symmetrically arranged at the two sides of the micro-bubble generation bed; and a stirring baffle extends from the bottommost end of each micro-bubble tube, and the surface of each stirring baffle is vertical to the swinging direction of the micro-bubble generation bed. The equipment disclosed by the invention has the advantages of being great in micro-bubble flotation effect, easier in bubble mineralization, free from flotation 'dead areas' in the flotation cell, and more stable in foam layer; and the working efficiency and the flotation effect can both be effectively ensured.

The invention discloses a large-air-volume inflator. The large-air-volume inflator comprises an outer pipe, a middle pipe and an inner pipe. The front end of the outer pipe is fixedly connected with a front cover in a sealed manner. The front end of the inner pipe is fixedly connected with the front cover in a sealed manner. An air outlet assembly is arranged on the front cover. The rear end of the middle pipe extends out of the rear end of the outer pipe and is fixedly connected with a rear cover in a sealed manner. A first one-way seal piston assembly is fixedly arranged at the front end of the middle pipe. A second one-way seal piston assembly is fixedly arranged at the lower end of the inner pipe. The large-air-volume inflator is characterized in that a first ventilation opening is formed in the side wall of the front end of the middle pipe; a second ventilation opening is formed in the side wall of the front end of the inner pipe; a first one-way air inlet valve which can only introduce air into the inner pipe is arranged in the second one-way seal piston assembly; and a second one-way air inlet valve which can only introduce air into the inner pipe or the air outlet assembly is arranged at the position of the second ventilation opening. The large-air-volume inflator has the beneficial effects that compared with a traditional single-cylinder inflator, the single-time inflation volume of the large-air-volume inflator is large, the number of tire inflation times can be halved, the tire inflation time is greatly saved, the inflation efficiency is improved, and meanwhile the effect of saving labor is achieved.

The invention discloses a mechanical floatation machine. A driving assembly is installed on top surface of an installation frame; a positioning tube is fixedly arranged in the middle of the top surface of the installation frame; a first bearing is connected with a top end of a transmission tube in a sleeving manner; a anti-sedimentation assembly is arranged on one side of the transmission tube; an airing tube is fixedly connected with one side of a connection hole; a turning ring is connected with a middle part of a blowing tube in a sleeving manner; a bubble-scraping assembly is arranged on a top end of a baffle plate; a sand control assembly is arranged in the middle of a scraping plate shaft; a water storage groove is formed in a top end in a axle seat; a water feeding tube is connected with an outer side of a second bearing in a sleeving manner. Through the transmission tube, a large amount of air is directly transmitted into a rotor, the airing amount is increased; the transmission tube drives the airing tube to rotate; bubbles are produced during stirring of precipitates; mineral particles in the precipitates are combined with the bubbles; water is injected through a water pump, and injected out through a gap between the axle seat and the scraping plate shaft; solid particles between the axle seat and the scraping plate shaft are washed away; a water film is formed between the axle seat and the scraping plate shaft; thus, the lubricating effect is improved.

The invention relates to high-altitude rescue costume comprising a rescue costume body, wherein the rescue costume body is provided with an air loading cavity filled with gas to generate buoyancy force; two shoulders of the rescue costume body are also fixedly provided with air bags filled with gas to generate buoyancy force; and the air loading cavity on the rescue costume body and the air bags on the two shoulders of the rescue costume body are provided with air inflating joints. According to the invention, the high-altitude rescue costume has advantages of simple use method, obvious rescue effect and small size.

The invention relates to a microporous aerator. The aerator comprises a nut, a sealing ring I, a connecting bolt, an aeration disc, a sealing ring II, a support, a sealing ring III, a joint and an airpipe, wherein the connecting bolt is sleeved with the nut; the sealing ring I is arranged at the joint part of the nut and the connecting bolt; the aeration disc is clamped on the support; the sealing ring II is arranged at the joint part of the aeration disc and the support; a screw hole allowing penetration of the connecting bolt is formed in the top of the aeration disc, and a sealing ring IVis arranged on the inner wall of the screw hole; the bottom of the connecting bolt penetrates the joint and is fixed on the air pipe; the sealing ring III is arranged at the joint part of the joint and the lower surface of the support. The aerator has the advantages of being simple in structure, convenient to mount and maintain, low in energy consumption, large in inflation amount, long in servicelife and not easy to block, and operation management is convenient.

The invention relates to a mineral flotation device which can generate bubbles by pressing air in and is provided with a ring-shaped combined structure, namely, a ring-shaped pneumatic flotation machine. The pneumatic flotation machine consists of sorting columns, an air pressing type bubble generator, a ring-shaped froth paddle mechanism and a process ore pulp lifting pipe; a plurality of sorting columns are combined to form a ring shape. Ore pulp is fed into a feed port of one sorting column, ore grains subside downwards, while bubbles raise upwards; in this way, the ore grains with hydrophobic property is prepared into rough concentrate through flotation, and then the rough concentrate is sent into fine selection sorting columns for a plurality of times of fine selection to obtain ore concentrate finally. The ore grains with hydrophilicity flow downwards with the ore pulp, pass through the process ore pulp lifting pipe and enter scavenging sorting columns for a plurality of times of scavenging to obtain mine tailing finally. The ring-shaped pneumatic flotation machine of the invention has the advantages of low energy consumption and abrasion, large inflating volume, high probability of collision and attachment between ore grains and bubbles, flexible adjustment of the times and period of fine selection and scavenging and large range of sorting granularity, so as to be an excellent device for mineral flotation, separation and upgrading.

The invention discloses a novel integrated oxidation ditch for sewage treatment. The novel integrated oxidation ditch comprises a round secondary sedimentation tank, wherein a round inner ditch is arranged at the periphery of the secondary sedimentation tank; a round outer ditch is arranged at the periphery of the inner ditch; a round middle ditch is arranged between the inner ditch and the outerditch; a ring-shaped water collecting groove is arranged between the secondary sedimentation tank and the inner ditch; a sludge-discharging arrangement structure is arranged in the secondary sedimentation tank; the inner ditch, the middle ditch and the outer ditch are internally and respectively provided with an aeration mechanism; the side walls of the middle ditch and the inner ditch are provided with air pipeline components; a water discharging hopper is arranged between the secondary sedimentation tank and the water collecting groove; sidewalk plate components are arranged above the secondary sedimentation tank, the inner ditch, the middle ditch and the outer ditch; a sludge discharging hopper is arranged in the secondary sedimentation tank. The novel integrated oxidation ditch disclosed by the invention has the beneficial effects that the oxygen-deficit function, anaerobic function, aerobic function, sedimentation function and sludge returning function are integrated, the sewage treating effect is good, the operation is stable, the investment is less, the process flow is simple and the management is convenient.

The invention discloses an adjustable inflating floatation method. An adjustable inflating assembly is used and adopts at least three inflating discs, so the adjustable inflating assembly has three inflating states, the air supply amounts at different inflating states are changed, the areas between the inflating assembly and ore pulp are also changed, and the inflating capacity can be fast responded according to the components of the ore pulp; a flow stabilizing plate is fixed on the first inflating disc of the adjustable inflating assembly by a support part, and the height of the flow stabilizing plate can be changed along with the height of the adjustable inflating assembly, so the ore particles can be fully mixed bubbles for a longer time.

The invention relates to a rotary jet flow aerating agitation device for a jet flow type flotation machine. The rotary jet flow aerating agitation device comprises a feeding pipe, a rotary flow device, a conical nozzle, an initial mixing pipe and a throat pipe which are communicated from top to bottom. Due to the special structural design, when ore pulp is jetted from the nozzle, the three-dimensional speed is achieved, a rotary jet flow is formed and enters the initial mixing pipe to suck air, violent mixing is carried out, meanwhile, air constantly enters through an air inlet of the device, and the aerating process and the initial turbulence mineralization are completed. After the rotary jet flow is jetted, expansion of the rotary jet flow in fluid of surrounding is higher than that of a corresponding swirling-free jet flow, and the sucking capacity and the mixing effect of the rotary jet flow are higher than those of a common jet flow. On the basis of the working principle of the jet flow type floatation machine, the rotary jet flow aerating agitation device can improve the aerating performance and enhance bubble mineralization, and the positive effect on further improving the floatation effect is achieved.