46results about How to "Easy to adjust the flow" patented technology

The invention provides equipment and a method for treating nondegradable wastewater by utilizing catalytic oxidation of ozone. The equipment comprises a feeding system, an ozone catalytic reaction tower and a spray absorbing tower; the feeding system comprises a wastewater pH regulation device, a wastewater feeding pipeline, a hydrogen peroxide aqueous solution feeding pipeline, an ozone feeding pipeline and a pH regulator feeding pipeline; the wastewater pH regulation device is communicated with the wastewater feeding pipeline and the pH regulator feeding pipeline respectively; the ozone feeding pipeline is communicated with the wastewater feeding pipeline; the ozone catalytic reaction tower is communicated with the wastewater feeding pipeline and the hydrogen peroxide aqueous solution feeding pipeline respectively so that wastewater undergoes once catalytic reaction in the presence of a first catalyst to generate a liquid flow and an ozone tail gas flow which are subjected to initial treatment; and the spray absorbing tower is communicated with a catalytic reaction system, is used for spraying at least one part of the liquid flow which is subjected to the initial treatment, and is contacted with the ozone tail gas flow in the presence of a second catalyst to undergo second catalytic reaction.

A replacement burner system which facilitates reduction of nitrous oxide produced during combustion of a fuel. The replacement burner system comprising a fuel supply duct having an inlet and an outlet with a fuel deflector located within the fuel supply duct to facilitate redistribution of a flow of the fuel. An adjustable coal nozzle is located within the fuel supply duct between the fuel deflector and the outlet. An exterior surface of the fuel supply duct supports an air swirling device, and the air swirling device obstructs between 65% and 75% of the transverse flow area, located between an exterior surface of the fuel supply duct and the inwardly facing surface of the venturi register, after the replacement burner system is accommodated within the windbox of a combustion boiler. The air swirling device is the only component located in the windbox, between the exterior surface of the fuel supply valve and the inwardly facing surface of the venturi register, for adjusting the flow of the combustion air flowing through the venturi register.

The invention provides a universal compact type forged steel self-sealing stop valve, and is characterized by comprising a valve body, a valve cap, a valve clack, a valve stem, a hand wheel, a valve stem nut, a packing box, a clamping and ranking component, and the like, wherein the valve clack is connected with the lower end of the valve stem; the upper end of the valve stem extends out of the valve cap and is connected with the valve stem nut; the valve stem nut is put into a groove in the upper end of the valve cap; a support gland is connected and fixed with the groove in the valve cap through screw threads; the upper end part of the valve stem nut is connected with the hand wheel; the hand wheel is fixedly connected with the valve stem nut through a lock nut; the valve body is connected and fixed with the valve cap through screw threads; the packing box is arranged between the valve body and the valve cap and extends out of the valve cap to be connected and fixed by the lock nut; packing at a packing case is connected and fixed by a packing gland; and three seals are arranged at the packing, that is to say, firstly, a wedge-shaped sealing ring is arranged between the packing box and the valve body, secondly, back sealing functions are fulfilled by the packing box and the valve stem, and thirdly, the packing case is arranged on the packing box.

The invention discloses an online normal-pressure chemical vapor deposition film-plating reactor through a floatation process. The online normal-pressure chemical vapor deposition film-plating reactor disclosed by the invention comprises a heat preservation shell and a bottom plate, wherein a gas inlet chamber and an exhaust chamber are arranged in the heat preservation shell; a slit communicated with the gas inlet chamber and an exhaust hole communicated with the exhaust chamber are arranged on the bottom plate; a pre-mixing chamber and a waste gas chamber are also arranged in the heat preservation shell; the pre-mixing chamber is connected to a film-plating precursor gas inlet pipe and embedded in the waste gas chamber; the exhaust chamber is connected into the waste gas chamber; the gas inlet chamber is communicated with the pre-mixing chamber through a gas inlet channel; the gas inlet chamber is arranged over the bottom plate and is shaped as a wide mouth gradually widened along the airflow direction; a flow-mixing baffle for forming up and down airflows is installed in the gas inlet chamber; the exhaust chamber is of a structure with a large upper part and a small lower part; and a dust collecting plate is installed in the exhaust chamber. By means of the gas mixing chamber structure in the invention, multi-charge and multi-discharge steady airflow trends are formed easily, pre-heating is strengthened, the flow is convenient to adjust, the film-plating efficiency is increased, and thus, the film-plating quality is increased.

The invention provides a conveyer which individually supplies and delivers the material linearly or circuitously for long distance in the production process, which is especially applicable to the supply and delivery of powder-shaped and viscous material. The conveyer rigidly connected with a gearbox system, a delivery pipeline, a connecting part and a no-shaft delivery body by a power source. The no-shaft delivery body is driven to carry out the special motion by a prime mover through the gearbox system, thus realizing the supply and delivery of the material.

The invention discloses a piston type balance valve. An inlet and an outlet are formed in two sides of a valve body of the piston type balance valve; the upper and lower parts of the valve body are respectively closed by an upper valve cover and a lower valve cover; a plurality of piston parts are arranged in a valve cavity; an upper valve rod penetrates through the upper valve cover and is connected with an upper piston type valve clack in an opened barrel of the upper valve cover; a sleeve type step valve seat is arranged in the lower part of the valve body and is closed by using the lower valve cover; a lower piston type valve clack and a driving piston are mounted in the sleeve type step valve seat; the lower piston type valve clack is connected with the driving piston through a lower valve rod; balancing holes are respectively formed in the upper piston type valve clack and the lower piston type valve clack; a plurality of abnormal windows are formed in the upper part of the driving piston; a lower cavity of the driving piston is communicated with the inlet of the valve through a guide pipe; a balancing spring is arranged in an upper cavity of the driving piston. The balance valve disclosed by the invention is used for adjusting the flow of a medium in heating and ventilation pipelines of an air conditioner and automatically eliminating interference among the branch pipelines in the system and eliminating hydraulic disorder of the system, so that the system is stable in operation and accurate to control the room temperature, and the energy consumption can be remarkably reduced.

The invention relates to the technical field of ball valves, in particular to a pressure reduction type ball valve. The pressure reduction type ball valve comprises a valve body, a valve rod and a ball, the ball is rotationally connected into the valve body, the valve rod is fixed to the upper end of the ball, the upper portion of the valve rod penetrates through the valve body, an inserting groove is formed in the upper end of the valve rod, an inserting rod is inserted into the inserting groove, the upper end of the inserting rod extends out of the inserting groove and is fixedly provided with a rotating gear, a rectangular lug is fixed to the upper end of the rotating gear, a support is fixed to the rear side of the upper end of the valve body, and a casing is fixed to the tail end of the support. When the valve needs to be opened, the rotating gear is pressed to the bottom and rotates, the rotating gear can drive the valve rod to rotate along with inserting connection of the limiting rod and the limiting groove, the valve rod can drive the ball to rotate at the moment, and therefore the ball valve can be opened and closed; when the ball valve is in the closed state, water pressure impacts a buffer block, the buffer block extrudes a buffer spring, meanwhile, a round rod, a cross rod and a rectangular rod synchronously move backwards, the rectangular rod extrudes a buffer ball, at the moment, the pressure of water pressure to the valve rod can be reduced, and therefore the service life can be prolonged.

The invention relates to a magnetic material mixing device. The magnetic material mixing device comprises a stirring box, a first storage bin, a second storage bin, a mounting box, a first rotating body, a second rotating body and a controller, wherein the top surface of the stirring box is provided with two feeding ports; the first storage bin is positioned above the stirring box, the bottom endof the first storage bin is provided with a first discharge port, and the first discharge port is provided with a first bin door; the second storage bin is positioned above the stirring box, the bottom end of the second storage bin is provided with a second discharge port, and the second discharge port is provided with a second bin door; the mounting box is arranged on the shell of the first storage bin and the second storage bin and is positioned between the first bin and the second bin; the mounting box is provided with a driving mechanism; a first rotating body is respectively connected with the driving mechanism and the first bin door; a second rotating body is respectively connected with the driving mechanism and the second bin door; the controller includes a control button. The magnetic material mixing device opens and closes the bin door conveniently.

The invention discloses a flow regulator for an ophthalmological ultrasound emulsification instrument. The flow regulator comprises a connecting box body, wherein a filter screen is welded in the central portions of the upper end and lower end of the inner portion of the connecting box body, an outlet is formed in the center of the upper end of the connecting box body, the upper end of the outletis welded with a connecting duct, a liquid outlet pipe is arranged above the connecting duct, the outer side of the lower end of the liquid outlet pipe and the outer side of the upper end of the connecting duct are both provided with a set of connecting rings, a liquid can be introduced into the connecting box body through a liquid inlet duct, the filter screen in the connecting box body can filter the liquid, the rotation of an adjusting pipe can drive a rotational adjusting plate to rotate, and the rotation of the rotational adjusting plate can stagger through holes in the rotational adjusting plate with through holes in a fixed adjusting plate so as to adjust the size of the through holes. The flow regulator for the ophthalmological ultrasound emulsification instrument has the advantages that the structure is simple, not only can the liquid be filtered, but also the flow adjustment is more convenient, thereby providing convenience for a doctor.

The invention discloses a spraying device for refrigerator metal accessory machining, relates to the technical field of refrigerators. Aiming at the problems that in the production process of refrigerator metal accessories, when the surfaces of the refrigerator metal accessories are sprayed with protective liquid, the working procedures are tedious, and the working efficiency is low,the following scheme is provided, specifically, the spraying device comprises a shell, and a lifting rotating mechanism is arranged at the bottom of the shell; extrusion moving mechanisms are arranged on the two sides of the shell, and fixing clamping mechanisms are arranged on the sides, close to each other, of the extrusion moving mechanisms; a lifting spraying mechanism is arranged at the top of the shell, the lifting rotating mechanism comprises a rotating rod rotationally connected with the interior of the shell, and a push rod motor is connected to the top end of the rotating rod; and the output end of the push rod motor is connected with an installation block, and the top of the installation block is connected with a containing plate. According to the spraying device, spraying can be conveniently conducted on refrigerator metal accessories, the flow and hydraulic pressure of liquid can be conveniently adjusted, the positions of the refrigerator metal accessories can be conveniently adjusted, and spraying is facilitated.

The invention discloses a culturing pond provided with a full-automatic artemia culturing feeding device. The culturing pond comprises a pond body, a support, an annular sliding way, a feeding bucket and a transmission rod. The annular sliding way and the edge of the pond body are fixedly connected through the support, the transmission rod penetrates through the upper end and the lower end of the annular sliding way, a speed reducer and the feeding bucket are connected with the two ends of the transmission rod, and the feeding bucket is located at the lower end of the annular sliding way. The culturing pond has the advantages that solid-and-liquid-mixed fish feed can be more evenly mixed, and the problem of solid-and-liquid layering of the fermented fish feed is solved; pollution of the fish feed to a culturing water body is reduced, the culturing cost is saved, and the residual amount of the fish feed is reduced; the working intensity is reduced, the trouble of manual all-day timing multi-time feeding is saved, and the working efficiency is improved; flow can be better regulated when the fish feed is fed into the culturing pond.

A filter element with an automatic brushing function comprises a filter element body of a cylindrical structure, a rotating shaft is installed on the inner side of the filter element body, a brush assembly and a driving fan blade assembly are installed on the rotating shaft in a sleeving mode; the position, corresponding to the brush assembly, of the filter element body is of a folded structure, and the folded structure is composed of a plurality of conical barrel sections in the middle of the filter element body; the conical barrel sections are sequentially connected in the axial direction, the outer circumferential face of the brush assembly is attached to the inner surfaces of the conical barrel sections on the filter element body, the driving fan blade assembly is located on the side,close to the coming direction of back washing water flow, of the brush assembly, the driving fan blade assembly is made to rotate through the back washing water flow, and therefore the rotating shaftdrives the brush assembly to rotate in order to brush the inner surface of the filter element body conveniently. According to the invention, the filter element is flushed by water flow and can be directly brushed by the brush assembly in the backwashing process, the decontamination effect of backwashing on the filter element is greatly improved, and the requirement for long-time use of the backwashing filter after automatic backwashing can be satisfied.

The invention discloses a lubricating and cooling device and method for a walking box of a coal mining machine. The device comprises an oil drip lubricating mechanism arranged on the top of the walking box of the coal mining machine and a cooling mechanism arranged on the walking box of the coal mining machine, wherein the oil drip lubricating mechanism comprises an oil drip box body, a drip tubeand an oil drip adjusting part; and the oil drip adjusting part comprises a sealing cover, an adjusting screw rod, a circular protection cylinder and a drip tube. The method comprises the following steps of 1, mounting the oil drip lubricating mechanism and the cooling mechanism; 2, adjusting the oil drip lubricating mechanism and the cooling mechanism; and 3, lubricating and cooling the walking box of the coal mining machine. According to the lubricating and cooling device and method for the walking box of the coal mining machine, lubricating oil and cooling water are mixed to lubricate and cool a transmission gear in the walking box, so that the aims of lubricating and cooling of a walking box inner gear of the super-high-power walking box are achieved.

The invention discloses a regeneration system and method for synergistically removing multiple pollutants in flue gas; after boiler flue gas passes through a primary economizer, one path of flue gas is connected to a flue gas inlet of a main area of an air preheater, and the other path of flue gas is connected to a flue gas inlet of a regeneration area; one path of cold air is connected to an air inlet of the main area through a main air blower, and the other path of cold air is connected to an air inlet of a cooling section through a regenerated air blower; an air outlet of the cooling section is connected to an air inlet of a preheating section, an air outlet of the preheating section is connected to an air inlet of the regeneration area, and an air outlet of the regeneration area of the air preheater is connected to an air inlet of a heating section; and the air outlet pipeline of the heating section and the hot air outlet pipeline of the main area are gathered and then enter a boiler. The flue gas at the tail of the boiler is used for heating air for regeneration treatment of an adsorbent, heat is recycled in a stepped mode, utilization is sufficient, the operation cost is reduced, a back flushing system does not need to be additionally arranged, and the initial investment of the device is reduced.

The invention discloses a water-circulating central air conditioner flow homogenizer. The water-circulating central air conditioner flow homogenizer comprises a water supply cavity and a water returncavity, and a water inlet of the water supply cavity is provided with a manual valve; a set of water supply flow diversion channels are arranged on the water supply cavity, and a set of water return flow diversion channels in one-to-one correspondence with the water supply flow diversion channels are arranged on the water return cavity; each water supply flow diversion channel is provided with anelectric ball valve, and the electric ball valve is connected to a chamber controller; and a bypass flow stabilization pipe is arranged at the inlet end of the water supply cavity and the outlet end of the water return cavity, and an adjustable pressure limiting valve is arranged on the bypass flow stabilization pipe. According to the water-circulating central air conditioner flow homogenizer, theflow in each water supply flow diversion channel can be effectively adjusted, and constant-pressure heat supply and cold supply are guaranteed. The water-circulating central air conditioner flow homogenizer can be widely applied to the field of water-circulating central air conditioner pipeline installation.

The invention discloses a rectifier of a gas turbine. The rectifier comprises a sleeve cover, an end plate and a flow guide cylinder; the sleeve cover is provided with a first end and a second end, and air inlet groove holes are formed in the sleeve cover; the end plate is provided with a center hole, the end plate is installed at the first end of the sleeve cover, an imaginary column body is formed by extending the center hole in the direction towards the second end of the sleeve cover, and an annular channel is formed between the sleeve cover and the column body; and a plurality of holes areformed in the flow guide cylinder, the flow guide cylinder is located in the annular channel, and the flow guide cylinder is arranged on the column body in a sleeving mode and is separated from the column body and the sleeve cover. According to the rectifier of the gas turbine, the effective area is large, air uniformity can be conveniently adjusted so that loss of air flow can be reduced, and overall performance of the whole gas turbine can be improved.