CN218002052U - Sintered sand production system - Google Patents

Abstract

The utility model provides a sintered sand production system, which comprises a sand mixer, a vibration feeding machine, a drying roller, a baking roller machine, a cooling roller, a screening machine, a first hoisting machine and a second hoisting machine; the feeding port of the sand mixer is used for receiving various raw materials for preparing sintered sand, and the feeding port of the vibration feeding machine is communicated with the discharging port of the sand mixer; the feeding port of the drying roller is communicated with the discharging port of the vibration feeding machine, and the inlet of the first hoister is communicated with the discharging port of the drying roller; a feeding port of the baking roller machine is communicated with an outlet of the first hoister, and a feeding port of the cooling roller is communicated with a discharging port of the baking roller machine; the inlet of the second hoister is communicated with the discharge hole of the cooling roller, the feeding hole of the screening machine is communicated with the outlet of the second hoister, and the discharge hole of the screening machine is used for discharging the finished sintered sand. The utility model discloses a first lifting machine and second lifting machine etc. get up each equipment connection, realize sintered sand continuous production, reduce artifical transport, practice thrift the cost.

Description

Sintered sand production system

Technical Field

The utility model belongs to the technical field of the sintering sand, concretely relates to sintering sand production system.

Background

The current production process of the sintered sand comprises the following steps: the method comprises the following steps of white sand coloring, surface drying, sintering, cooling and screening. Every process and relevant equipment of present sintered sand factory are relatively independent, and each equipment structure is not compact, all needs the manual work to operate the transport after accomplishing every step, and is very inconvenient, can't form continuous production, wastes time and energy.

The prior art has at least the following problems: equipment mutual independence in the sintered sand production process consumes artifical transport, wastes time and energy, can't realize continuous production, increase cost.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least, provide a sintered sand production system.

One aspect of the utility model provides a sintered sand production system. The system comprises: the device comprises a sand mixer, a vibration feeder, a drying roller, a baking roller machine, a cooling roller, a screening machine, a first hoister and a second hoister; the feeding port of the sand mixer is used for receiving raw materials for preparing sintered sand, and the feeding port of the vibration feeding machine is communicated with the discharging port of the sand mixer; a feeding port of the drying roller is communicated with a discharging port of the vibration feeder, and an inlet of the first hoister is communicated with a discharging port of the drying roller; the feeding port of the baking roller machine is communicated with the outlet of the first hoister, and the feeding port of the cooling roller is communicated with the discharging port of the baking roller machine; the inlet of the second hoister is communicated with the discharge hole of the cooling roller, the feeding hole of the screening machine is communicated with the outlet of the second hoister, and the discharge hole of the screening machine is used for discharging finished sintered sand.

Optionally, the system further includes: the device comprises a raw sand warehouse, a first quantitative device and a third hoister; the feed inlet of the raw sand warehouse is used for receiving raw sand for preparing the sintering sand, and the feed inlet of the first quantitative device is communicated with the discharge outlet of the raw sand warehouse; and the inlet of the third hoister is communicated with the discharge hole of the first quantitative device, and the outlet of the third hoister is communicated with the feeding hole of the sand mixer.

Optionally, the system further includes: the temporary storage bin, the second quantifying device and the fourth hoister; the discharge hole of the temporary storage bin is communicated with the feeding hole of the second quantifying device, and the discharge hole of the second quantifying device is communicated with the inlet of the first hoister; and the inlet of the fourth hoister is communicated with the discharge hole of the drying roller, and the outlet of the fourth hoister is communicated with the feeding hole of the temporary storage bin.

Optionally, the system further includes: a feed hopper and a fifth hoisting machine; the feed inlet of feeder hopper is used for receiving the raw materials sand of preparation sintering sand, the discharge gate of feeder hopper with the entry of fifth lifting machine is linked together, the export of fifth lifting machine with the pan feeding mouth in former sand storehouse is linked together.

Optionally, the system further includes: the feeding port of the first transition hopper is communicated with the discharging port of the baking roller machine, and the discharging port of the first transition hopper is communicated with the feeding port of the cooling roller.

Optionally, the system further includes: and the feeding port of the second transition hopper is communicated with the outlet of the third hoister, and the discharging port of the second transition hopper is communicated with the feeding port of the sand mixer.

Optionally, the system further includes: and a feed inlet of the third transition hopper is communicated with an outlet of the first hoister, and a discharge outlet of the third transition hopper is communicated with a feed inlet of the baking roller machine.

Optionally, the system further includes: the controller is electrically connected with the first hoisting machine, the second hoisting machine, the sand mixer, the vibration feeder, the drying roller, the baking roller machine, the cooling roller and the screening machine respectively; when the system comprises a raw sand warehouse, a first quantitative device, a third hoister, a temporary storage bin, a second quantitative device, a fourth hoister and a fifth hoister, the controller is also electrically connected with the raw sand warehouse, the first quantitative device, the third hoister, the temporary storage bin, the second quantitative device, the fourth hoister and the fifth hoister respectively.

The utility model discloses among the sintered sand production system, through first lifting machine is connected drying drum and baking roller machine, through the second lifting machine is connected cooling cylinder and screening machine, reduces artifical the participation, realizes the continuous production of sintered sand, and operations such as artifical transport are saved to the production process, reduce the cost.

Drawings

FIG. 1 is a schematic structural view of a sintered sand production system according to the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a schematic structural diagram of the dust collector of the present invention.

In the figure:

100. a sand mixer; 110. a raw sand warehouse; 111. a feed hopper; 112. a fifth hoisting machine; 120. a first dosing device; 121. a first transfer bucket; 130. a third hoisting machine; 140. a second transition bucket; 200. vibrating the feeder; 300. a drying drum; 301. an air supply duct; 302. a hot blast stove; 303. a blower; 310. a temporary storage bin; 320. a second dosing device; 321. a second transfer hopper; 330. a fourth hoist; 400. baking the roller machine; 410. a first transition hopper; 420. a third transition hopper; 430. a rotating assembly; 431. a rotating electric machine; 432. a rotating shaft; 433. a transmission mechanism; 500. cooling the drum; 600. screening machine; 700. a first hoist; 800. a second hoist; 900. a dust remover.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, a sintered sand producing system includes: the device comprises a sand mixer 100, a vibration feeder 200, a drying roller 300, a baking roller machine 400, a cooling roller 500, a screening machine 600, a first lifter 700 and a second lifter 800; the feeding port of the sand mixer 100 is used for receiving raw materials for preparing sintered sand, and the feeding port of the vibrating feeder 200 is communicated with the discharging port of the sand mixer 100; a feeding port of the drying drum 300 is communicated with a discharging port of the vibration feeder 200, and an inlet of the first hoister 700 is communicated with a discharging port of the drying drum 300; a feeding port of the baking roller machine 400 is communicated with an outlet of the first hoister 700, and a feeding port of the cooling roller 500 is communicated with a discharging port of the baking roller machine 400; the inlet of the second hoister 800 is communicated with the discharge hole of the cooling drum 500, the feeding hole of the sieving machine 600 is communicated with the outlet of the second hoister 800, and the discharge hole of the sieving machine 600 is used for discharging the finished sintered sand.

Specifically, a workbench (not shown in the figure) is arranged on one side of the sand mixer 100, so that an operator can conveniently add a proper amount of raw materials such as raw sand (white sand), toner and binder to the sand mixer 100 as shown in fig. 2; the roller mill 100 is provided with the upper cover, can open the upper cover and put into roller mill 100 with each raw materials, roller mill 100 bottom can set up the rabbling mechanism with each raw materials in the stirring roller mill 100 for each raw materials misce bene becomes the colored mixed sand grain of moist, roller mill 100 is made for stainless steel material, roller mill 100 is more mature technique, and its specific structure need not be repeated here. The mixed sand can be stirred in the sand mixer 100 for 3-5 minutes to fully mix the raw materials, preferably, the materials are stirred for 3 minutes, the binder for preparing the sintered sand is potassium silicate (water glass), the binder has high water content and is relatively wet, and the mixed sand after stirring is easy to bind. Each raw materials gets into vibration feeding machine 200 after sand mixer 100 intensive mixing, vibration feeding machine 200 carries mixed sand to drying drum 300 gradually through the vibration, the vibration feeding machine can set up certain inclination with ground to make things convenient for the vibration feeding machine vibration to vibrate mixed sand to its discharge gate from its pan feeding mouth, and input by the discharge gate of vibration feeding machine 200 drying drum 300. The first vibration feeder 200 is used for conveying mixed sand and the second vibration feeder is used for scattering the mixed sand to avoid bonding of the mixed sand, and the vibration feeder 200 is made of stainless steel materials.

The drying drum 300 is made of stainless steel materials, and the drying drum 300 comprises a drying drum body, an air supply pipeline 301 and a hot blast stove 302; the air inlet of the drying drum 300 is communicated with the air outlet of the hot blast stove 302 through an air supply pipeline 301, the drying drum 300 further comprises a blower 303, the air outlet of the blower 303 is communicated with the air inlet of the hot blast stove 302, the blower 303 blows air to the hot blast stove 302, the hot blast stove 302 conveys hot air to the drying drum 300 through the air supply pipeline 301, and the drying drum 300 can be further provided with an air outlet. The drying drum 300 is a rotary drying drum 300, and the drying drum 300 further includes a driving mechanism including: ring gear, gear and rotation motor, the ring gear cover is established dry barrel surface, the ring gear meshes with the gear mutually, the gear can rotate the control shaft of motor through retarder connection or the gear can be directly connected with the control shaft that rotates the motor, the gear can be fixed on bottom surface or other fixed surfaces, actuating mechanism can set up two sets ofly, two sets of actuating mechanism sets up respectively in dry barrel axial both sides. The drying drum 300 may further include: a rolling ring and a riding wheel; the rolling rings are sleeved on the outer surface of the drying cylinder body, a plurality of rolling rings can be arranged, the rolling rings are matched with the supporting wheels, the supporting wheels can be fixed on the bottom surface or other fixing surfaces, two supporting wheels are arranged and are respectively arranged on two vertical and radial sides of the bottom of the drying cylinder body, the supporting wheels are in contact with the rolling rings, and the supporting wheels can rotate. The rotating motor drives the gear to rotate, the gear drives the gear ring to rotate, the drying cylinder body further rotates, the supporting wheel is driven by the rolling ring to rotate, the supporting wheel plays a role in supporting the drying roller 300, friction of the drying roller 300 in rotation can be reduced, and the drying roller 300 can rotate.

The inner cavity of the drying roller is provided with a spiral drainage structure, and the spiral drainage structure enables materials to be conveyed to a discharge hole of the rotary drying roller through a feeding hole of the rotary drying roller. The air inlet of the drying drum 300 may be disposed at one end close to the sand mixer 100, or at one end far from the sand mixer 100, and the hot air of the hot air furnace 302 is at a temperature ranging from 45 ℃ to 90 ℃, preferably from 60 ℃ to 85 ℃, and most preferably 75 ℃ by fully contacting with the material with reverse blowing. The wind speed of the hot air flowing out of the hot blast stove 302 is less than or equal to 20m/s. The hot blast stove 302 can be a natural gas hot blast stove 302, the natural gas hot blast stove 302 comprises a burner, a combustion chamber and an air mixing chamber, natural gas in a pipeline enters the burner after passing through a pressure reducing valve, is mixed with air input by a combustion fan and then is sprayed into the combustion chamber for combustion, so that high-temperature gas is generated, the temperature of the high-temperature gas is reduced to 60-85 ℃ in the air mixing chamber, and then the high-temperature gas enters a drying roller for drying mixed sand. In this embodiment, in the process of drying the material by using the drying drum 300, the blower 303 blows hot air to the drying drum 300 continuously to dry the surface of the material, so as to prevent the material from being stuck together.

And lifting the dried mixed sand to a baking roller machine 400 through a first lifter 700, wherein the baking roller machine 400 can be an internal rotation type baking roller machine 400, the mixed sand is calcined at high temperature in the internal rotation type baking roller machine 400, the heating temperature range of the internal rotation type baking roller machine 400 is 200-250 ℃, the mixed sand is heated for 5-12 min, and preferably, the heating temperature is 200 ℃, and the heating time is 10min. The internal rotation type baking roller machine 400 comprises a shell, a stirring assembly, a rotating mechanism and a burner, wherein the stirring assembly is rotatably arranged in a combustion chamber in the shell, the rotating mechanism 430 is connected with the internal stirring assembly through the shell, and the burner is communicated with the shell. The stirring subassembly includes: the two ends of the external winnowing pans are respectively connected with the two rotating rings, the external winnowing pans can be arranged at intervals along the circumferential direction of the rotating rings, and the external winnowing pans are attached to the annular side wall of the baking roller machine; the two rotating rings are respectively a first rotating ring and a second rotating ring; the stirring subassembly still includes: a fixing ring and a support frame; the fixed ring is arranged at the center of the first rotating ring, two ends of the support frame are respectively connected with the first rotating ring and the fixed ring, and a plurality of support frames can be arranged at intervals along the circumferential direction of the first rotating ring; the fixing ring is connected with the rotating mechanism; the first rotating ring is close to the rotating mechanism. The stirring subassembly still includes: and two ends of the connecting chain are respectively connected with the second rotating ring and the fixed ring, and a plurality of connecting chains can be arranged at intervals along the circumferential direction of the second rotating ring. As shown in fig. 2, the rotation mechanism 430 includes: a rotary motor 431, a rotary shaft 432, and a transmission 433; the output shaft of the rotating motor 431 is connected with the transmission mechanism 433, the first end of the rotating shaft 432 is connected with the fixing ring, the second end of the rotating shaft 432 is connected with the transmission mechanism 433, the transmission mechanism 433 can be a belt transmission mechanism or a chain transmission mechanism, taking the chain transmission mechanism as an example, the transmission mechanism comprises a first gear, a second gear and a transmission belt, the first gear is in transmission connection with the output shaft of the rotating motor 431, the second gear is connected with the second end of the rotating shaft 432, and the first gear is in transmission connection with the second gear through the transmission belt.

More specifically, the shell is of a cylindrical structure, the shell is provided with a feeding hole, a discharging hole and an exhaust port, and the discharging hole is provided with a discharging valve. The internal rotation type baking roller machine 400 further comprises: and the fixing seat is used for fixing the shell. An air blower 303 is arranged in the burner, and the baking roller machine 400 inputs hot air into the shell through the burner to heat the mixed sand in the shell. Inputting the dried mixed sand into the baking roller machine 400, starting the burner and the rotating motor 431, heating and stirring the mixed sand, so that the mixed sand is uniformly heated, opening a discharge valve after the mixed sand is calcined at the high temperature of the baking roller machine 400 for a preset time, enabling the rotating motor 431 to still rotate, enabling the mixed sand to enter a discharge port through a gap between two adjacent outer winnowing pans, discharging the mixed sand through the discharge port, and stopping the rotating motor 431 until the mixed sand is completely discharged. Mix sand through the high temperature calcination after for raw materials sand, toner and binder intensive mixing obtain initial sintering sand, because the initial sintering sand temperature that forms after calcining is higher, need further cooling treatment, the utility model discloses a cooling drum 500 cools down initial sintering sand, cooling drum 500 is similar with drying drum 300 structure, omits cooling drum's concrete mechanism here, cooling drum 500 and drying drum 300 are similar rotary kiln all, cooling drum 500 is distinguished in that cooling drum 500's barrel surface still is provided with the storage water tank, the storage water tank is provided with water inlet and delivery port, the water inlet is connected with the inlet tube, the delivery port is connected with the outlet pipe, cooling drum 500 is right through the circulating water initial sintering sand in cooling drum 500 cools down, cooling drum 500 can be with the temperature of initial sintering sand by about 200 ℃ to about 50 ℃ about 5 min. And (3) the cooled sintered sand passes through a sieving machine 600 to remove fine powder and agglomerate, so that a sintered sand finished product meeting the requirements is obtained.

In this embodiment, the production equipment of the sintered sand is effectively linked by the vibrating feeder 200, the first hoister 700 and the second hoister 800, so that the sintered sand production can be continuously produced under the condition of reducing the manual participation, the production efficiency is improved, and the production cost is saved.

Illustratively, as shown in fig. 1, the system further comprises: the raw sand silo 110, the first quantitative device 120 and the third hoister 130; the feed inlet of the raw sand warehouse 110 is used for receiving raw sand for preparing the sintering sand, and the feed inlet of the first quantitative device 120 is communicated with the discharge outlet of the raw sand warehouse 110; the inlet of the third hoister 130 is communicated with the discharge hole of the first quantitative device 120, and the outlet of the third hoister 130 is communicated with the feed hole of the sand mixer 100.

Specifically, discharge valves are arranged at a discharge port of the raw sand silo 110 and a discharge port of the first quantitative device 120, and the first quantitative device 120 is arranged at the bottom of the raw sand silo 110; initially, raw material sand (white sand) may be manually input into the raw sand silo 110, a discharge valve of the raw sand silo 110 is opened, the raw material sand of a first set threshold value is weighed by the first quantitative device 120, then the discharge valve of the raw sand silo 110 is closed, then the discharge valve of the first quantitative device 120 is opened, the raw material sand of a set threshold value is input into the sand mixer 100 by the third hoister 130, and toner and binder having a weight adapted to the raw material sand of the first set threshold value are manually added into the sand mixer 100. The cross section size of the feeding port of the original sand warehouse 110 can be larger than that of the discharging port of the original sand warehouse 110, and the feeding port is in a funnel shape, so that the materials are effectively prevented from being stacked, and the materials can be conveniently discharged from the original sand warehouse 110. The system may further include: and a first transfer bucket 121, wherein the first transfer bucket 121 is disposed below the first weighing device 120, and the raw material sand weighed by the first weighing device 120 can be transferred to an inlet of the third hoist 130 through the first transfer bucket 121 due to the sizes, installation positions, and the like of the raw sand silo 110 and the first weighing device 120.

In the embodiment, only when all the raw materials are added, manual operation is needed, manual carrying and other operations are not needed in the production process of the sintered sand, and the production efficiency is improved.

Illustratively, the system further comprises: a temporary storage bin 310, a second dosing device 320 and a fourth elevator 330; the discharge hole of the temporary storage bin 310 is communicated with the feeding hole of the second quantitative device 320, and the discharge hole of the second quantitative device 320 is communicated with the inlet of the first hoister 700; an inlet of the fourth hoister 330 is communicated with a discharge hole of the drying drum 300, and an outlet of the fourth hoister 330 is communicated with a feed hole of the temporary storage bin 310.

It is understood that the discharge ports of the temporary storage bin 310 and the second metering device 320 are respectively provided with a discharge valve, the second metering device 320 is disposed at the bottom of the temporary storage bin 310, the mixed sand dried by the drying drum 300 is conveyed to the temporary storage bin 310 by the fourth lifting machine 330, and similarly, the discharge valves of the temporary storage bin 310 are opened, the dried raw sand of a second preset threshold value is weighed by the second metering device 320, then the discharge valves of the temporary storage bin 310 are closed, then the discharge valves of the second metering device 320 are opened, and the weighed raw sand is thrown into the baking drum 400 by the first lifting machine 700 for high-temperature calcination. The cross section size of the feeding port of the temporary storage bin 310 can also be larger than that of the discharging port of the temporary storage bin, and the temporary storage bin is in a funnel shape, so that materials are effectively prevented from being stacked, and the materials can be conveniently discharged out of the temporary storage bin 310. The first quantitative device 120 and the second quantitative device 320 may be conventional quantitative devices, which have mature technologies and relatively simple structures, and are not described herein. The system may further include: and a second transfer hopper 321, wherein the second transfer hopper 321 is disposed below the second weighing device 320, and the raw material sand weighed by the second weighing device 320 can be transferred to the inlet of the fourth hoisting machine 330 through the second transfer hopper 321 due to the size, the installation position, and the like of the temporary storage 310 and the second weighing device 320. The size, the position and the like of a factory building where the sintered sand production system is located and each device, and technical personnel in the field can install related devices according to actual conditions, increase and decrease the related devices, so that the sintered sand can be continuously produced.

In this embodiment, further carry out weight to the raw materials sand after the drying, both guaranteed production efficiency, also protected and toasted roller 400, avoid overweight work to cause the harm to toasting roller 400.

Illustratively, as shown in fig. 1, the system further comprises: a feed hopper 111 and a fifth hoist 112; the feed inlet of the feed hopper 111 is used for receiving raw material sand for preparing the sintering sand, the discharge hole of the feed hopper 111 is communicated with the inlet of the fifth hoisting machine 112, and the outlet of the fifth hoisting machine 112 is communicated with the feed inlet of the raw sand warehouse 110.

Specifically, the raw material sand (white sand) may be initially manually put into the feed hopper 111, and may be transferred to the raw sand silo 110 by the fifth elevator 112 for temporary storage. The first hoisting machine 700, the second hoisting machine 800, the third hoisting machine 130, the fourth hoisting machine 330 and the fifth hoisting machine 112 are bucket hoisting machines respectively, wherein the first hoisting machine 700 and the fourth hoisting machine 330 are open hoisting machines, and the open hoisting machines are convenient to clean.

In this embodiment, production facility volume and weight are all bigger, and former sand storehouse 110 has a take the altitude apart from ground moreover, and inconvenient manual input raw materials, so through setting up feeder hopper 111 and fifth lifting machine 112, make things convenient for the manual work to put into the raw materials.

Illustratively, as shown in fig. 1, the system further comprises: a first transition hopper 410, wherein a feeding port of the first transition hopper 410 is communicated with a discharging port of the baking roller machine 400, and a discharging port of the first transition hopper 410 is communicated with a feeding port of the cooling roller 500.

Specifically, a discharge port of the baking roller machine 400 is provided with a discharge valve, and the sintered sand with the discharge valve opened and the high temperature enters the cooling roller 500 through the first transition hopper 410 for cooling. First transition fill 410 set up in toast roller machine 400 bottom, it is higher to toast roller machine 400 position, it is provided with the workstation to toast roller machine 400 one side, conveniently maintains the maintenance to toasting roller machine 400. The cross-sectional area of the feeding port of the first transition hopper 410 is larger than that of the discharging port thereof, and the first transition hopper 410 is funnel-shaped.

In this embodiment, the first transition hopper 410 discharges the sintering sand in the baking roller machine 400 into the cooling roller 500, and the first transition hopper 410 is used for conveniently receiving the sintering sand in the baking roller machine 400, so as to avoid the accumulation of the sintering sand, and effectively discharge the sintering sand into the cooling roller 500.

Illustratively, as shown in fig. 1, the system further comprises: and a feeding port of the second transition hopper 140 is communicated with an outlet of the third hoisting machine 130, and a discharging port of the second transition hopper 140 is communicated with a feeding port of the sand mixer 100.

Specifically, the second transition hopper 140 set up in the export of third lifting machine 130 with between the pan feeding mouth of roller mill 100, the discharge gate of second transition hopper 140 is provided with the discharge valve, second transition hopper 140 is used for receiving and weighs back raw materials sand (white sand), and raw materials sand (white sand) after weighing drops into through third lifting machine 130 second transition hopper 140, through second transition hopper 140 gets into roller mill 100, and toner and binder can drop into the roller mill 100 in the mixture through opening roller mill 100's upper cover. In this embodiment, the discharge valve of the second transition hopper 140 can be opened or closed manually.

Illustratively, as shown in fig. 1, the system further comprises: and a feeding port of the third transition hopper 420 is communicated with an outlet of the first hoister 700, and a discharging port of the third transition hopper 420 is communicated with a feeding port of the baking roller machine 400.

Specifically, the third transition hopper 420 is disposed between an outlet of the first hoister 700 and a feeding port of the baking roller machine 400, a discharge port of the third transition hopper 420 is provided with a discharge valve, the third transition hopper 420 is configured to receive dried mixed sand, the dried mixed sand is fed into the third transition hopper 420 through the first hoister 700 and enters the baking roller machine 400 through the third transition hopper 420, and the dehydrated mixed sand is subjected to high-temperature calcination in the baking roller machine 400. In this embodiment, the discharge valve of the third transition hopper 420 can be opened or closed manually.

In this embodiment, the cross-sectional area of the feeding port of the second transition hopper 140 is larger than the cross-sectional area of the discharging port thereof, the second transition hopper 140 is in a funnel shape, and the structure of the third transition hopper 420 is the same as that of the second transition hopper 140, which is not described herein again. Due to the size and height of the feed ports of sand mixer 100 and bake drum 400, the raw sand is received over through the second transition hopper 140 and the mixed sand is received over through the third transition hopper 420.

Illustratively, the system further comprises: a controller (not shown in the figure), which is electrically connected to the first hoist 700, the second hoist 800, the sand mixer 100, the vibratory feeder 200, the drying drum 300, the baking drum 400, the cooling drum 500, the screening machine 600, the raw sand silo 110, the first quantitative device 120, the third hoist 130, the temporary storage bin 310, the second quantitative device 320, the fourth hoist 330, and the fifth hoist 112, respectively. The above-mentioned each apparatus for producing sintered sand provided with a discharge valve or a bleeder valve may be electrically connected to the controller, the controller may be electrically connected to each discharge valve or bleeder valve, etc. to control each valve to open or close, the discharge valves of the second transition hopper and the third transition hopper may also be electrically connected to the controller; the first dosing device 120 and the second dosing device 320 may transmit the weighing information to a controller in real time, and the controller may open or close an associated discharge valve or discharge valve, etc. according to the weighing information.

Specifically, after each raw material is manually input, the production system can automatically operate under the operation parameters set by the controller, so that the sintered sand is automatically and continuously produced, the operation parameters can be set according to the type, weight and the like of the pre-prepared sintered sand, and the corresponding operation parameters such as the operation speed, the operation time and the like of each device can be set by a person skilled in the art according to actual needs, which is not described in detail herein. The controller may be an electrically automated control device, which is not described in detail herein.

Illustratively, as shown in fig. 3, the system may further include: the dust remover 900, the dust remover 900 is the pulse blowback bag collector 900, the dust remover 900 sets up in being close to screening machine 600 discharge gate one side. The dust collector 900 adopts a pulse back-blowing bag type dust collector 900, and in this embodiment, the bag type dust collector 900 is selected to be subjected to KLMC96 pulse back-blowing.

A plurality of dust collectors 900 can be arranged, one dust collector 900 can be arranged at one side close to the sand mixer 100 and the baking roller 400, the dust collector 900 is a mature technology, and the specific structure thereof is not described herein.

It is to be understood that the above embodiments are merely exemplary embodiments adopted to illustrate the principles of the present invention, and the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims (8)

1. A sintered sand production system, the system comprising: the device comprises a sand mixer, a vibration feeder, a drying roller, a baking roller machine, a cooling roller, a screening machine, a first hoister and a second hoister; the feeding port of the sand mixer is used for receiving raw materials for preparing sintered sand, and the feeding port of the vibration feeding machine is communicated with the discharging port of the sand mixer;

a feeding port of the drying roller is communicated with a discharging port of the vibration feeding machine, and an inlet of the first hoister is communicated with a discharging port of the drying roller;

the feeding port of the baking roller machine is communicated with the outlet of the first hoister, and the feeding port of the cooling roller is communicated with the discharging port of the baking roller machine;

the inlet of the second hoister is communicated with the discharge hole of the cooling roller, the feeding hole of the screening machine is communicated with the outlet of the second hoister, and the discharge hole of the screening machine is used for discharging finished sintered sand.

2. The system of claim 1, further comprising: the system comprises a raw sand warehouse, a first quantitative device and a third hoister; the feed inlet of the raw sand warehouse is used for receiving raw material sand for preparing the sintering sand, and the feed inlet of the first quantitative device is communicated with the discharge outlet of the raw sand warehouse;

and the inlet of the third hoister is communicated with the discharge hole of the first quantitative device, and the outlet of the third hoister is communicated with the feeding hole of the sand mixer.

3. The system of claim 1, further comprising: the temporary storage bin, the second quantifying device and the fourth hoister;

the discharge hole of the temporary storage bin is communicated with the feeding hole of the second quantifying device, and the discharge hole of the second quantifying device is communicated with the inlet of the first hoister;

and the inlet of the fourth hoister is communicated with the discharge hole of the drying drum, and the outlet of the fourth hoister is communicated with the feed inlet of the temporary storage bin.

4. The system of claim 2, further comprising: a feed hopper and a fifth hoisting machine; the feed inlet of feeder hopper is used for receiving the raw materials sand of preparation sintering sand, the discharge gate of feeder hopper with the entry of fifth lifting machine is linked together, the export of fifth lifting machine with the pan feeding mouth in former sand storehouse is linked together.

5. The system of any one of claims 1 to 4, further comprising: the material inlet of the first transition hopper is communicated with the material outlet of the baking roller machine, and the material outlet of the first transition hopper is communicated with the material inlet of the cooling roller.

6. The system of claim 2, further comprising: and the feeding port of the second transition hopper is communicated with the outlet of the third hoister, and the discharging port of the second transition hopper is communicated with the feeding port of the sand mixer.

7. The system of any one of claims 1 to 4, further comprising: and a feed inlet of the third transition hopper is communicated with an outlet of the first hoister, and a discharge outlet of the third transition hopper is communicated with a feed inlet of the baking roller machine.

8. The system of any one of claims 1 to 4, further comprising: the controller is electrically connected with the first hoisting machine, the second hoisting machine, the sand mixer, the vibration feeder, the drying roller, the baking roller machine, the cooling roller and the screening machine respectively;

when the system comprises a raw sand warehouse, a first quantitative device, a third hoister, a temporary storage bin, a second quantitative device, a fourth hoister and a fifth hoister, the controller is also electrically connected with the raw sand warehouse, the first quantitative device, the third hoister, the temporary storage bin, the second quantitative device, the fourth hoister and the fifth hoister respectively.

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