11results about How to "Extended fall time" patented technology

The single-line double-control pneumatic drain valve comprises a main body shell, a valve seat, a buoy, a valve plate and a semi-drainage floater frame, a pneumatic frame is arranged on one side of the main body shell, a pneumatic structure for lifting the semi-drainage floater frame is arranged in the pneumatic frame, a control floating block is rotationally connected to the semi-drainage floater frame, a pedal is arranged on the outer side of the buoy, and a control groove is formed in the pneumatic frame; when the control floating block is not subjected to buoyancy or the control rod is located in the middle of the control groove, the control floating block abuts against the pedal, the semi-drainage floater frame and the buoy fall synchronously, and when the control floating block is subjected to buoyancy and the control rod is located at the upper end and the lower end of the control groove, the control floating block does not abut against the pedal. The semi-drainage floater frame and the float bowl respectively and independently fall down; by controlling rotation of the floating block, semi-drainage and full-drainage of the single-line control drainage valve are achieved, the overall structure is simple, the size is small, molding preparation is facilitated, and the production cost is low.

The utility model provides an agricultural soil shoveling device, which belongs to the technical field of agricultural soil shoveling equipment and is characterized in that one end of a movable frame is detachably connected with a collecting frame, a sieve plate is obliquely arranged on the collecting frame, and one side of the sieve plate extends out of the collecting frame; the other end of the movable frame is provided with a shovel frame in a liftable manner, and the other end of the movable frame is rotatably connected with a feeding assembly; a fixing plate is fixedly arranged on the movable frame, and a driving device for driving the conveying assembly is arranged on the fixing plate; one end of the conveying assembly is connected with a transmission assembly which is connected with the feeding assembly. According to the soil collection device, soil clots are directly screened according to the size while soil is collected, manual material collection is not needed, the labor intensity of workers is reduced, and the working efficiency is improved; and in the soil dumping process, the inclined plate is obliquely arranged to guide the dumped soil, the soil can be dumped when the inclined plate gets close to the collecting frame, the soil can completely fall into the collecting frame, and the collecting efficiency is improved.

The utility model discloses a grain drying device which comprises a drying box, a base is arranged at the bottom end of the drying box, a feeding port and a discharging port are formed in the top end and the bottom end of the drying box in a penetrating mode respectively, the base comprises a mounting base and supporting bases on the two sides, the interior of the mounting base is hollow, a drying piece is arranged in the mounting base, and the drying piece is communicated with the interior of the drying box; scattering pieces are symmetrically arranged at the positions, corresponding to the lower portion of the feeding opening, in an inner cavity of the drying box, and the scattering pieces scatter grains falling down in piles in the feeding opening. A first filter screen is further arranged at the position, corresponding to the lower portion of the scattering part, in the inner cavity of the drying box, the first filter screen is obliquely arranged on the inner side walls of the two opposite sides, and a second filter screen is further arranged at the bottom end of the inner cavity of the drying box. According to the grain drying device, through the arranged scattering part, when grains to be dried are added from the feeding opening, the scattering part arranged below the feeding opening is used for scattering the falling grains in piles, the grains are prevented from falling in piles, and therefore the drying efficiency of the grains is improved.

The present invention relates to the technical field related to styrene production, and specifically to a heating and heat-insulating device for styrene spraying, which comprises a tank body, a spray head, a gas circulation component, a lower mounting plate, and a heating pipe. The tank body is fixedly supported on the ground by a bracket structure, and a circulating liquid inlet, a material inlet, a material outlet and an air inlet are arranged on the side wall of the tank body, a material outlet valve is arranged at the position of the material outlet, and a circulating liquid outlet is arranged on the top surface of the tank body. The heating and heat-insulating device for styrene spraying composed of a tank body, a spray head, a gas circulation component, a lower mounting plate and a heating pipe is arranged, so that styrene is added into the heating chamber of the tank body in a spraying manner, and high-temperature liquid is continuously transported in the heating pipe, so that styrene can be heated more evenly during the spraying process, thereby effectively improving its heating efficiency.

The present invention discloses a vertical large composite storage tank, which relates to the technical field of large composite storage tanks, and aims to solve the technical problem that it is difficult for the existing vertical composite storage tank to take into account the protection and center of gravity adjustment in both the non-storage state and the storage state, thereby affecting the use effect and safety of the storage tank during use. The invention comprises a tank shell, a ladder arranged outside the tank shell, a top cover, and a platform located above the top cover. When the present invention is in use, the guide component will adjust the falling speed of the material by changing the falling trajectory of the material, thereby reducing the impact force when the object falls on the bottom of the device, avoiding damage to the inner shell of the tank body and the tank shell, and after the material is put in, the device will adjust the height of the gravity component in a vacuum manner, thereby increasing the stability between the tank shell and the tank shell, avoiding rupture due to excessive pressure of the material in the tank shell, and ensuring the use safety and service life of the device.

The utility model belongs to the technical field of ABS (Acrylonitrile Butadiene Styrene) plastic particle production, in particular to a drying device for ABS plastic particle production, which adopts the following scheme that the drying device comprises a drying bin supported by a support, a driving mechanism and a drying mechanism, the driving mechanism and the drying mechanism are mounted on the drying bin, and the driving mechanism comprises a motor, a transmission wheel I, a synchronous belt, a transmission wheel II and a disturbance part. The disturbance part is rotationally installed in the drying bin, the second transmission wheel is fixedly installed at the end, extending out of the drying bin, of the disturbance part, and the first transmission wheel is installed at the output end of the motor and is in transmission connection with the second transmission wheel through the synchronous belt. When the device is used for drying particles, the particles are dispersed in the drying bin under the guidance of the multiple groups of net plates, the falling time of the particles is prolonged, and the particles are in contact with hot air flow for a longer time, so that the drying effect of the hot air flow on the particles is accelerated.

The invention relates to the technical field of silicon-manganese alloy processing, and discloses a dust removal device for a silicon-manganese alloy batching trolley, the dust removal device comprises a feeding trolley body, a plurality of weighing belt groups are mounted in the feeding trolley body, a partition plate is arranged in the feeding trolley body, and a transportation assembly convenient for the feeding trolley body to convey raw materials is mounted at the bottom of the feeding trolley body; at least one group of material conveying frames are hinged to the surface of the feeding trolley body, the feeding trolley body is connected with the material conveying frames through electric push rods, the interiors of the material conveying frames are communicated with the interior of the feeding trolley body, and a feeding block matched with the feeding port is fixedly connected to the side, away from the feeding trolley body, of each material conveying frame; and a detection cavity and an isolation cavity are formed in the feeding block. The dust removal process in the raw material discharging process and the high-temperature airflow spraying process in the furnace mouth opening process are separated, blocking is conducted through the air curtain, the problem that the temperature in the furnace is lowered due to dust removal is effectively solved, and the dust removal efficiency is improved to a certain degree.

The invention relates to the technical field of grain suction machines, and discloses a dust filtering device of a grain suction machine, the dust filtering device comprises a machine body, the inner wall of the machine body is provided with a treatment cavity, the side, away from the treatment cavity, of the inner wall of the machine body is provided with a dust falling cavity, and the top of the machine body is fixedly connected with a grain suction pipe; the outer wall of the impurity removal mechanism is fixedly connected with the inner wall of the side, close to the grain suction pipe, of the machine body, and the outer wall of the recovery mechanism is slidably connected with the inner wall of the machine body. Dust on the surfaces of the corn kernels is continuously blown into the dust falling cavity by the air blower, the dust collection effect is improved, stones contained in the corn kernels are classified, removed and collected, the content of impurities mixed in the corn kernels is reduced, the corn kernels are recycled and cleaned, and waste of grains is reduced.

The utility model discloses a kind of grain processing circulation cooling bins, including cooling bin body, feed assembly and cooling assembly, the upper end of cooling bin body is installed with feed assembly, cooling bin body's inner chamber is installed with cooling assembly;The cooling assembly includes distributing disc, the bottom end of each group The blanking hole is communicated with spiral blanking ware, the middle part pillar side wall of spiral blanking ware is communicated with air outlet, the air outlet is communicated with blast pipe in the pillar inner chamber, the bottom end of blast pipe is communicated with annular pipe after passing through the bottom wall of pillar, one end of the side wall of annular pipe is communicated with wind pipe, the other end of wind pipe is communicated with the main body of air cooler.Solve the cooling bin in the prior art in the process of working, since grain is directly entered into cooling bin by feed inlet, leading to grain cannot be evenly distributed when falling, accumulated grain cannot be fully contacted with cold air, in turn leading to uneven cooling, the problem of affecting grain quality.

The invention relates to the technical field of dust removal equipment, in particular to a float glass dust removal system which comprises an inert dust bin, a mixing bin and cloth bag dust removal equipment, the inert dust bin is connected to the mixing bin, and the air outlet end of the mixing bin is connected to the cloth bag dust removal equipment through a pipeline; the inert dust bin is located above the mixing bin, a feeding pipe connected with a feeding port in the top of the mixing bin is installed at the bottom end of the inert dust bin, and a material homogenizing assembly is arranged between the interior of the feeding pipe and the top of an inner cavity of the mixing bin; the material uniformizing assembly comprises a spiral feeder rotationally connected into the feeding pipe, a material uniformizing pipe fixed to the bottom end of the feeding pipe and located in the mixing bin, a bearing assembled at the bottom end of the material uniformizing pipe and a flywheel installed outside the bearing, the effective neutralization rate of lime powder and waste gas is increased, the anti-explosion component of the waste gas is increased, and the waste gas can be recycled. And the gas enters the bag-type dust collector to be purified, so that the explosion-proof effect is improved.

The utility model belongs to the technical field of incinerators, and particularly relates to a waste heat boiler ash hopper ash conveying device which comprises three gravity discharging plates, a plurality of inclined plates distributed at equal intervals are fixedly connected to the inner wall of a discharging pipe, an external cylinder is arranged on the outer side of the discharging pipe in a sleeved mode, and an annular cover is fixedly connected to the top of the external cylinder. An outer air inlet hole and an inner air inlet hole which are staggered are formed in the annular cover and the external cylinder respectively, a connecting pipe is detachably connected to the bottom of the external cylinder, a main pipe is connected to one end of the connecting pipe, an air blower is arranged at one end of the main pipe, and a supporting plate is fixedly connected to the bottoms of the three discharging pipes. The three gravity blanking plates are communicated with one another and are inclined, so that the temperature of the boiler is continuously reduced when the boiler continuously slides down, and meanwhile, the falling time of boiler ash entering the blanking pipe is prolonged and the temperature is reduced under the action of the inclined plates; and air exchange can be carried out under the action of the main pipe and the connecting pipe in cooperation with the temperature in the space where the interior of the external cylinder makes contact with the discharging pipe, and heat accumulation is avoided.