The invention discloses a canned food mixer, which is used for solving the problem that food is easily damaged by the impact effect of a stirring blade of the mixer to food. The canned food mixer comprises a stirring barrel and a mixer shaft with one end extending into the stirring barrel, the stirring blade is arranged on the mixer shaft, a speed changer is connected to the upper end of the mixer shaft, a drive unit is connected to the speed changer, the nozzles are uniformly distributed in the stirring barrel, the nozzles are arranged in the stirring barrel in a spiral state, and the nozzles are communicated to the extraneous compressed air source. The canned food mixer is capable of reducing the impact of stirring blades to the food and increasing the stirring quality of food.

Canned food mixer

The invention discloses a stirring barrel of a canned food mixer, which is used for solving the problem that food is easily damaged by the impact effect of a stirring blade of the mixer to food. The stirring barrel comprises a cylindrical inner case and an outer case, a cavity of the stirring barrel is formed by cooperating and connecting the inner case and the outer case; a nozzle is arranged in the cavity, a through hole is opened on the inner case, the through hole is arranged on the inner case along a spiral line, a nozzle orifice of the nozzle is mutually adapted to the through hole, and the nozzle is communicated to the compressed air outside the stirring barrel through a pipeline. The stirring barrel is capable of reducing the impact of stirring blades to the food, minimizing the damage to food, and increasing the stirring efficiency.

Stirring barrel of canned food mixer

The invention discloses an undershoot jet-flow smoke desulphurization device. The undershoot jet-flow smoke desulphurization device comprises a vulcanizing reaction main body, a lime water mixed solution storage tank, a separator, a lime water pump, a pulse valve, two groups of collision jet-flow nozzles, a lime water circulating pump, four undershoot jet-flow nozzles, a bag dust collector, a circulating draught fan, a circulating smoke inlet, a smoke draught fan and a chimney; a lime water solution is crushed into lime water drops in a jet-flow collision manner to be subjected to desulphurization reaction with pollution smoke, unreacted lime water solution is deposited on a frustum-shaped bottom, the unreacted lime water solution is connected with the lime water mixed solution storage tank through the circulating pump, desulphurized smoke is connected with the bag dust collector, and small part of dust-removed smoke slowly enters from the top end of the desulphurization reaction main body so as to slow down the flow rate of the smoke in a desulphurization area. The desulphurization device comprehensively utilizing the jet-flow characteristics has advantages of high desulphurization efficiency, simple process, good stability, low cost and the like.

Undershoot jet-flow smoke desulphurization device

The invention relates to a slurry pipe used in a spray tower or a washing tower. The slurry pipe comprises N spray pipes that are distributed along the diameter direction of the tower from bottom to top in a staggered way, wherein the spray pipes are fixedly connected on the tower wall and are distributed on the fan-shaped area of the tower; the entire alternate angle of the fan-shaped area is Beta; the basic alternate angle between the adjacent spray pipes is Alpha; N is the natural number more than 2; and the alternate angle between the adjacent spray pipes is Alpha to (N-1)Alpha. Compared with the traditional uniformly-distributed spray pipes, in the technical scheme of the invention, the alternate angle of the two adjacent layers of spray pipes is enlarged, and the influence area of the spray pipes at the lower part to the flow field uniformity does not overlapped with the influence area of the spray pipes at the upper part to the flow field uniformity, so as to improve the flow field uniformity, enhance the gas-liquid mixing effect and improve the flue gas desulphurization efficiency.

Slurry pipe used in spray tower or washing tower

A wet flue gas desulfurization apparatus includes an absorption tank in which an absorption solution containing an alkaline absorbent is stored; an absorption tower extending upward from the absorption tank; a flue gas inlet duct disposed on one side of the absorption tower; a flue gas outlet duct disposed on the other side of the absorption tower; a sprayer installsed in the absorption tower andspray the absorption solution; a circulation pump to supply the absorption solution in the absorption tank to the sprayer; oxygen supply pipes installed to the absorption tank and supplying an oxygen-containing gas to the absorption tank, and a byproduct discharging unit installed at the lower part of the absorption tank and discharging a byproduct The wet flue gas desulfurization apparatus can adjust the position of the oxygen-containing gas along at least one of the oxygen supply pipes of the absorption tank in the vertical and horizontal directions, thereby efficiently supplying the oxygen-containing gas for oxidation

Wet flue gas desulfurization apparatus

The invention relates to an LAVAL pipe jet air stirring device used in a wet-process flue gas desulfurization system (WFGD) or similar fields for preventing sediment in a size tank. The device comprises a size tank, a plurality of eddy flow pipes arranged on the inner wall of the size tank, an air distributor, an LAVAL jet pipe and a valve, wherein the air outlet end of the LAVAL jet pipe is connected with the air inlet ends of the eddy flow pipes, the air inlet end of the LAVAL jet pipe is connected with the air outlet end of the air distributor, and the valve is arranged between the eddy flow pipes and the LAVAL jet pipe. The LAVAL jet pipe is used for accelerating jetting air with a certain pressure into the size, under the initial velocity and floatage, the air overturns and rises to drive size around to overturn so as to achieve the effect of stirring.

LAVAL pipe jet air stirring device

The utility model discloses an anti-blocking defroster, which comprises a defroster body and flushing devices, wherein the defroster body consists of blades and a frame, and the flushing devices are arranged at two ends of each blade. Each blade comprises an inlet section, a front baffle section, a rear baffle section and an outlet section and is an asymmetrical structure, an included angle between the inlet section and a flue gas direction ranges from 3 degrees to 15 degrees, the height of the inlet section is 0.15-0.25 of that of the blade, an included angel between the front baffle section and the flue gas direction ranges from 40 degrees to 65 degrees, the height of the front baffle section is 0.2-0.3 of that of the blade, and an included angle between the rear baffle section and the flue gas direction ranges from 25 degrees to 40 degrees. By aid of the specific design of geometrical shape of the blades, drop catch capacity of the defroster is distributed reasonably, and flushing capacity of the defroster can match with scaling degree well. The defroster can keep surfaces of the blades clean, prevent the blades from being scaled or blocked, and maintain normal operation of desulphurization systems.

Anti-blocking defroster

The utility model relates to a slurry pipe for a spray tower or a wash tower, comprising N spray pipes which are in staggered arrangement along the diameter direction of the tower from bottom to top and fixed on the tower wall and distributed on the sector area of the tower, wherein the whole staggered angle of the sector area is Beta and the basic staggered angle of the adjacent spray pipes is Alpha, N is the natural number of more than 2 and the staggered angle of the adjacent spray pipes is Alpha to (N-1)Alpha. Compared with the traditional uniformly distributed spray pipes, the staggered angle of the adjacent spray pipes is increased and the influence area of the lower spray pipe for the flow field uniformity is not overlapped with the influence area of the upper spray pipe for the flow field uniformity, therefore the flow field uniformity is increased, the gas-liquid mixing effect is strengthened and the flue gas desulfurization efficiency is increased.

Maobing Chen

Papers

LAVAL pipe jet air stirring device

Slurry pipe used in spray tower or washing tower

Anti-blocking defroster

Slurry pipe for a spray tower or a wash tower