CN112454640A - Anhydrous stemming and refractory product production line - Google Patents
Anhydrous stemming and refractory product production line Download PDFInfo
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- CN112454640A CN112454640A CN202011334447.4A CN202011334447A CN112454640A CN 112454640 A CN112454640 A CN 112454640A CN 202011334447 A CN202011334447 A CN 202011334447A CN 112454640 A CN112454640 A CN 112454640A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 239000000428 dust Substances 0.000 claims abstract description 90
- 239000000843 powder Substances 0.000 claims abstract description 75
- 238000002156 mixing Methods 0.000 claims abstract description 71
- 239000000463 material Substances 0.000 claims abstract description 55
- 239000002245 particle Substances 0.000 claims abstract description 20
- 239000002912 waste gas Substances 0.000 claims abstract description 18
- 230000009194 climbing Effects 0.000 claims description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims 3
- 239000000047 product Substances 0.000 abstract description 15
- 238000005054 agglomeration Methods 0.000 abstract description 5
- 230000002776 aggregation Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000012467 final product Substances 0.000 abstract description 3
- 239000011819 refractory material Substances 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 10
- 239000008187 granular material Substances 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000005259 measurement Methods 0.000 description 5
- 238000005453 pelletization Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B15/00—General arrangement or layout of plant ; Industrial outlines or plant installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C3/00—Apparatus or methods for mixing clay with other substances
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention discloses an anhydrous stemming and refractory product production line, which belongs to the technical field of refractory material manufacturing and comprises a powder bin, a particle bin, a premix mixing bin, a premixer, a mixing roll, a material conveying system, a tar system, a dust removal system and a waste gas treatment system, wherein the premix mixing bin is connected with the mixing roll through a pneumatic conveying system, the tar system is connected with the mixing roll through a pipeline, and the particle bin, the premix mixing bin and the tar system respectively convey particle materials, premix and tar to the mixing roll for mixing. The invention integrates various material conveying systems, adopts different material conveying modes at different positions, and realizes convenient and quick material conveying; the mode of combining single-point dust removal and centralized dust removal is adopted, the dust removal effect is good, and the material waste is reduced to the greatest extent. The inclined pre-mixer is adopted, so that the materials are mixed more uniformly, the difficulty that the mixer cannot break agglomeration in the mixing process is prevented, and the uniformity of the final product is improved.
Description
Technical Field
The invention belongs to the technical field of production of refractory products, and particularly relates to an anhydrous stemming and a refractory product production line.
Background
The production of iron works in iron and steel enterprises is mainly blast furnace production, a mud gun is a key device for blast furnace production, the mud gun belongs to a furnace-front device necessary for the smelting industry, and has the function of rapidly and accurately blocking an iron tap hole after iron discharge so as to enable a blast furnace to rapidly enter the next cycle of operation; stemming production line dust pelletizing system is single, and how big amount of powder is siphoned away by negative pressure dust pelletizing system, and the dust removal powder mixes together, can't carry out cyclic utilization, causes very big waste, and influences the batching proportion, finally influences product quality.
Disclosure of Invention
The technical problems solved by the invention are as follows: materials and the like are different in size, so that the mixing effect is poor, the working quality is reduced, and the uniformity of a finished product is poor; stemming production line dust pelletizing system is single, and how big amount of powder is siphoned away by negative pressure dust pelletizing system, and the dust removal powder mixes together, can't carry out cyclic utilization, causes very big waste, and influences the batching proportion, finally influences product quality.
The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the invention is as follows:
an anhydrous stemming and refractory product production line comprises powder bins, particle bins, a premix batching bin, a premixer, a mixing roll, a material conveying system, a tar system, a dust removing system and a waste gas treatment system, wherein the material conveying system comprises a pneumatic conveying system and a climbing type feeding system, a plurality of powder bins are connected with the premixer through the pneumatic conveying system, and powder is conveyed to the premixer to be premixed; the premixing machine is connected with the premix mixing bin through a pneumatic conveying system, and conveys the premixed material to the premix mixing bin after the premixing is finished; the particle bin is connected with the mixing mill through a climbing type feeding system, the premix batching bin is connected with the mixing mill through a pneumatic conveying system, the tar system is connected with the mixing mill through a pipeline, and the particle bin, the premix batching bin and the tar system respectively convey the particle material, the premix and the tar to the mixing mill for mixing; the dust removal system comprises a single-point dust removal device and a centralized dust removal device, and the waste gas treatment system is connected with the mixing roll and used for treating waste gas generated in mixing.
Preferably, the centralized dust removal device comprises a centralized dust remover, the centralized dust remover is respectively connected with each powder bin and each premix proportioning bin through a pipeline, the centralized dust remover is connected with a dedusting powder bin, and dust collected from the powder bins and the premix proportioning bins is pneumatically conveyed to the dedusting powder bin.
Preferably, the single-point dust removal device is arranged at a ton bag opening station, and the ton bag opening station is respectively connected with the powder bins through a pneumatic conveying system to convey different ton bag materials to the corresponding powder bins.
Preferably, the single-point dust removal device is arranged on one side of the bag opening station, the single-point dust removal device comprises a cylinder, an air duct and an air inlet device, the air inlet device is arranged at the upper end of the cylinder, the cylinder is communicated with the air duct, the air duct is communicated with the bag opening station, the air duct is in an inclined type, and the cross-sectional area of the air duct is gradually reduced from top to bottom.
Preferably, the pre-mixer is an inclined pre-mixer, a material receiving bin is arranged above the pre-mixer, a single-hopper metering trolley is arranged below the powder bin to carry out pre-mixing powder proportioning, and after the pre-mixing powder proportioning is finished, the pre-mixing powder is conveyed to the material receiving bin above the corresponding pre-mixer through pneumatic conveying.
Preferably, the tar system comprises a tar buffer tank and a tar metering tank, the tar buffer tank is conveyed to the corresponding tar metering tank by a tar pump to complete metering, and then the tar buffer tank is put into a stemming mixer for mixing according to a time sequence through an automatic program.
Preferably, the climbing type feeding system comprises an inclined climbing device, the lower end of the climbing device is connected with a single-bucket metering trolley at the lower end of a particle storage bin, the upper end of the climbing device is connected with a mixing mill, and a reciprocating conveying hopper is arranged on the climbing device.
Preferably, the waste gas treatment system comprises a bag-type dust remover, a catalytic combustion device and a light-oxygen activated carbon all-in-one machine, one path of waste gas of the mixing mill is treated by the light-oxygen activated carbon all-in-one machine and then discharged, and the other path of waste gas of the mixing mill is treated by the bag-type dust remover and the catalytic combustion device and then discharged.
Preferably, each powder bin is provided with a single-point dust removal device, and the single-point dust removal device blows dust lifted by each powder bin back into the powder bin again, so that the raw material recycling is realized.
Has the advantages that: compared with the prior art, the invention has the following advantages:
(1) the anhydrous stemming and refractory product production line disclosed by the invention integrates various material conveying systems, different material conveying modes are adopted at different positions, and convenient and fast material conveying is realized;
(2) the invention adopts a mode of combining single-point dust removal and centralized dust removal, the bag opening station adopts a single-point dust removal mode, the recycling of materials is realized, no waste is caused, the powder bin, the particle bin and the premix proportioning bin adopt a centralized dust removal mode, the dust quantity of the bins is small, the bins are widely distributed and more, the centralized dust removal is suitable for being carried out, and the dust removal efficiency and the dust removal quality are improved;
(3) the production line is provided with the inclined premixing machine, various materials are premixed, the agglomeration of the powder is broken up, edges and corners of the powder are ground flat through the friction between the materials, and the flowability of premixed powder is improved. The gravity diffusion type mixing is realized through the high-speed premixer, so that the materials are mixed more uniformly, the difficulty that the mixer cannot break the agglomeration during mixing is prevented, and the uniformity of the final product is improved.
Drawings
FIG. 1 is a plan view of an anhydrous stemming and refractory product production line;
FIG. 2 is a first schematic view of a production line of anhydrous stemming and a refractory product;
FIG. 3 is a second schematic view of an anhydrous stemming and refractory product production line;
FIG. 4 is a schematic structural diagram of a single-point dust removing device of an anhydrous stemming and refractory product production line;
fig. 5 is a schematic structural diagram of a single-point dust removal device in an anhydrous stemming and refractory product production line.
Detailed Description
The present invention will be further illustrated by the following specific examples, which are carried out on the premise of the technical scheme of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, an anhydrous stemming and refractory product production line comprises 18 powder bins 1, 2 particle bins, 3 premix compound bins, 4 premixers, 5 mixer, material conveying system, tar system, dust removing system and waste gas treatment system, wherein the number of the particle bins 2 is 18, the number of the powder bins 1 is 16, the number of the powder bins 15 for normal storage is 15, the number of the dust removing powder bins is 1 and the number of the premix compound bins 3 is 8. The material conveying system comprises a pneumatic conveying system and a climbing type feeding system 6, the powder bins 1 are connected with the premixer 4 through the pneumatic conveying system, and powder is conveyed to the premixer 4 to be premixed; the premixer 4 is connected with the premix mixing bin 3 through a pneumatic conveying system and conveys premixed materials to the premix mixing bin 3 after premixing is finished; the particle bin 2 is connected with the mixing mill 5 through a climbing type feeding system 6, the premix mixing bin 3 is connected with the mixing mill 5 through a pneumatic conveying system, the tar system is connected with the mixing mill 5 through a pipeline, and the particle bin 2, the premix mixing bin 3 and the tar system respectively convey the particle materials, the premix and the tar to the mixing mill 5 for mixing; the stemming after mixing of mixing roll 5 is carried to the briquetting machine through the conveyer belt and is carried out the press forming, and the stemming after the press forming cuts off and packs, and dust pelletizing system includes single-point dust collector 7 and centralized dust collector, and exhaust-gas treatment system is connected with mixing roll 5, handles the waste gas of mixing production.
According to the invention, a single-point dust removal device or a centralized dust removal device is arranged according to different points needing dust removal, the powder bins 1 and the premix proportioning bins 3 adopt centralized dust removal, the centralized dust removal device comprises a centralized dust remover 8, the centralized dust remover 8 is respectively connected with each powder bin 1 and each premix proportioning bin 3 through pipelines, dust is collected through negative pressure, the centralized dust remover 8 is connected with a dust removal powder bin 9, the dust collected from the powder bins 1 and the premix proportioning bins 3 is pneumatically conveyed to the dust removal powder bin 9 for storage, the centralized dust remover 8 is connected with an air pump 81, and the air pump 81 provides a negative pressure condition for the centralized dust removal.
In order to convey materials to the powder bins 1, a ton bag material opening station is arranged on a production line, the ton bag material opening station 10 is respectively connected with the powder bins 1 through a pneumatic conveying system, different ton bag materials are conveyed to the corresponding powder bins 1, and the ton bag material opening station 10 adopts a single-point dust removal device. The bag opening station 10 comprises a feeding bin 101, a buffer bin 102 and a discharging bin 103 which are communicated with each other.
The single-point dust removal device 7 is arranged on one side of the bag opening station 10, the single-point dust removal device 7 comprises a cylinder 71, an air duct 72 and an air inlet device, the air inlet device is arranged at the upper end of the cylinder 71, the cylinder 71 is communicated with the air duct 72, the air duct 72 is communicated with the bag opening station 10, the air duct 72 is obliquely arranged, and the cross-sectional area of the air duct 72 is gradually reduced from top to bottom. The upper end opening of the feeding bin 101 is provided with a feeding hole 104, the dust removing mechanism comprises a cylinder 71 and an air duct 72 which are arranged from top to bottom, the air duct 72 is communicated with the buffer bin 102, and the air duct 72 is in a triangular inclined type. An air port 107 is arranged on the side wall of the buffer bin 102, the air duct 72 is communicated with the air port 107, the air duct 72 comprises an upper section 721 connected with the cylinder 71 and a lower section 722 connected with the air port 107, and both the upper section 721 and the lower section 722 are obliquely arranged. The angle of inclination of the lower section 722 is 25-35 deg., preferably set to 30 deg..
And a single-point dust removal device 7 is arranged on each powder bin 1, and the single-point dust removal device 7 blows dust lifted by each powder bin 1 back into the powder bin 1 again, so that the raw material recycling is realized.
An air inlet device is arranged at the upper end of the cylinder 71, the air inlet device comprises an air inlet pipe 73, nozzles 74 are uniformly distributed on the air inlet pipe 73, and the outer end of the air inlet pipe 73 is connected with a high-pressure air source through an air inlet valve 75. When the bag is opened for blanking, the air inlet valve 75 is opened, air conveyed by a high-pressure air source is sprayed out from the nozzle 74, downwards flows along the barrel 71, enters the buffer bin 102 through the inclined air channel 72, and blows raised powder to the direction of the discharge bin 103, so that dust of the powder is prevented.
In order to uniformly distribute air, the air inlet pipe 73 of the air distribution device can rotate, bearings 76 are arranged at two ends of the air inlet pipe 73 on the inner wall of the cylinder 71, the air inlet pipe 73 is sleeved in the bearings 76, the outer end of the air inlet pipe 73 is connected with a motor 77, and the motor 77 drives the air inlet pipe 73 to rotate and swing. In the air inlet process, the air can circularly and reciprocally swing within the range of 60-80 degrees, so that the air is uniformly distributed in the cylinder 71, the section of the inclined air channel 72 is triangular, the cross section of the inclined air channel 72 is sequentially reduced from top to bottom, the pressure of uniform high-pressure air in the cylinder is increased when the air passes through the air channel 72, the blowing direction is inclined below and just aims at the discharging direction of the discharging bin 103, and the dust blowing device is convenient to blow back the lifted dust to the discharging bin without wasting raw materials.
In order to further improve the back flushing effect, an auxiliary purging device is arranged at the joint of the buffer bin 102 and the discharge bin 103, the auxiliary purging device is an auxiliary air inlet pipe 78 and a pipe orifice 13 which are arranged on the inner wall of the buffer bin 102 and give out air downwards (in the direction of the discharge bin), and the pipe orifice 13 is sleeved on the outlet of the auxiliary air inlet pipe 78. The auxiliary air inlet pipe 78 penetrates through the side wall of the buffer bin 102 to extend out and is communicated with a high-pressure air source, so that the auxiliary blowing and dust removing effects are achieved during blanking, and the back blowing effect is further improved. The side of the discharging bin 103 is provided with a vibration discharging device, the vibration discharging device comprises a vibration motor 79 and a vibrating rod 82, the vibrating rod 82 transversely extends into the discharging bin 103, and the front end of the vibrating rod 82 is provided with a vibrating blade 83. The vibrating motor 79 is started to drive the vibrating rod 82 and the vibrating blade 83 to vibrate, so that the discharging bin 103 is prevented from being blocked when the materials are discharged downwards, and smooth and efficient discharging is ensured.
The upper end of the cylinder 71 of the dust removing mechanism is also provided with a fan 84, and the fan 84 is connected with an exhaust pipe 85. When more dust is collected in the cylinder 71 and the air duct 72, the blower 84 can be started to perform suction cleaning.
The pre-mixer 4 adopts an inclined pre-mixer, the material receiving bin 41 is arranged above the pre-mixer 4, the diameter of the powder is small, and agglomeration is easy to generate. In the prior art, a premixing process is not added in the process, and the premixing process and the premixer are added in the production process, so that the powder is mixed more uniformly. In the mixing time, the premixing time of the invention only needs 40-50 minutes, while the ordinary mixing time needs 60-65 minutes, and the inclined premixing machine is combined, the materials are repeatedly lifted through the rotation of a plurality of groups of stirring rods, the materials perform the offset, diffusion and covering motion, the dead angle is eliminated by the vertical overturning, the gravity diffusion type mixing is realized, the materials are mixed more uniformly, the difficulty that the mixer cannot break the agglomeration in the subsequent mixing is prevented, and the uniformity of the final product is improved.
A single-hopper metering trolley 11 is arranged below the powder bin 1 for premixing powder, and after the premixing powder is completed, the premixed powder is conveyed to a receiving bin 41 above the corresponding premixer 4 through pneumatic conveying. Set up single-bucket measurement dolly 11 and carry out the granule material batching below the granule feed bin, the granule material batching is put into corresponding 4 stemming mixing mills through climbing formula feeding system 6 and is mixed after accomplishing. The climbing type feeding system 6 comprises an inclined climbing device 61, the lower end of the climbing device 61 is connected with a single-bucket metering trolley 11 at the lower end of a particle bin 2, the upper end of the climbing device 61 is connected with a mixing mill 5, a conveying hopper 62 which reciprocates is arranged on the climbing device 61, and the conveying hopper 62 is driven by a chain.
The tar system comprises tar buffer tanks 12 and tar metering tanks 13, wherein the tar buffer tanks 12 are conveyed to the corresponding tar metering tanks 13 by a tar pump 14 to complete metering, and then are put into the stemming mixer 5 for mixing according to time sequence by an automatic program. The tar system is provided with 4 pieces of 4.8m3 Tar buffer tank 12, two cokes per tankThe oil buffer tanks 12 are the same tar, are conveyed to the corresponding tar metering tanks 13 by a tar pump to complete metering, and then are put into the stemming mixer 8 for mixing according to time sequence by an automatic program. The tar buffer tank 12 adopts electric heating to directly heat tar, the pipeline adopts electric tracing band to heat, the tar buffer tank 12, the tar metering tank 13 and the tar conveying pipeline of the tar system are all provided with an outer heat-insulating layer, and the constant service temperature is kept through the control of a temperature control instrument.
The waste gas treatment system comprises a bag-type dust remover 15, a catalytic combustion device 16 and a light-oxygen activated carbon all-in-one machine 17, wherein one path of waste gas of the mixing roll 5 is treated by the light-oxygen activated carbon all-in-one machine 17 and then discharged, and the other path of waste gas is treated by the bag-type dust remover 15 and the catalytic combustion device 16 and then discharged.
The working principle of the invention is as follows: after the powder is manually hoisted to a ton bag opening station 10 by a crane, the powder is conveyed to a corresponding powder bin 1 by a pneumatic conveying system (the material is thrown by a code scanning gun and is scanned by a code scanning gun and linked with a pneumatic conveying receiving bin). The powder measurement adopts the feed of spiral feed mode, carries out the powder batching through 1 single-bucket measurement dolly 11, and the powder batching is accomplished the back, is carried to the receiving feed bin of two sets of R19 tilting premixers 4 top that correspond by pneumatic conveying system, then the unloading is carried out the premix to R19 tilting blendor. And conveying the premixed material to 8 corresponding premixed material mixing bins through pneumatic conveying. The premix is fed in a spiral feeding mode, the premix is fed through 1 single-hopper metering trolley, the fed premix is conveyed to a receiving bin above 4 stemming mixing mills through pneumatic conveying, and the premix enters the stemming mixing mills to be mixed according to time sequence control through an automatic program.
The granule materials are manually lifted to a ton bag opening station above the granule material bin through a travelling crane, and the ton bag opening station manually opens bags to be thrown into the granule material bin. Granule feed bin sets up totally 18, and the granule material measurement adopts the vibration feed mode feed, carries out the granule material batching through 1 single-bucket measurement dolly 11, and the granule material batching is put into corresponding 4 stemming blendors through the formula material loading machine that climbs that corresponds after accomplishing and is mixed, and the stemming after 5 mixing is carried to the briquetting machine through the conveyer belt and is carried out the press forming, and the stemming after the press forming cuts off and packs.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (9)
1. The utility model provides an anhydrous stemming and refractory product production line which characterized in that includes: the powder mixing system comprises powder bins (1), particle bins (2), a premix mixing bin (3), a premixer (4), a mixing roll (5), a material conveying system, a tar system, a dust removing system and a waste gas treatment system, wherein the material conveying system comprises a pneumatic conveying system and a climbing type feeding system (6), the powder bins (1) are connected with the premixer (4) through the pneumatic conveying system, and powder is conveyed to the premixer (4) to be premixed; the premixing machine (4) is connected with the premix mixing bin (3) through a pneumatic conveying system, and conveys the premixed material to the premix mixing bin (3); the particle bin (2) is connected with the mixing roll (5) through a climbing type feeding system (6), the premix mixing bin (3) is connected with the mixing roll (5) through a pneumatic conveying system, the tar system is connected with the mixing roll (5) through a pipeline, and the particle bin (2), the premix mixing bin (3) and the tar system respectively convey the particle material, the premix and the tar to the mixing roll (5) for mixing; the dust removal system comprises a single-point dust removal device (7) and a centralized dust removal device, and the waste gas treatment system is connected with the mixing roll (5) and is used for treating waste gas generated by mixing.
2. The waterless stemming and refractory product production line of claim 1, wherein: concentrate dust collector is including concentrating dust remover (8), concentrate dust remover (8) and connect each powder storehouse (1) and each premix proportioning bins (3) respectively through the pipeline, concentrate dust remover (8) and be connected with dust removal powder storehouse (1), will follow the dust powder pneumatic transport of powder storehouse (1) and premix proportioning bins collection to dust removal powder storehouse (9).
3. The waterless stemming and refractory product production line of claim 2, wherein: the single-point dust removal device (7) is arranged at a ton bag opening station (10), the ton bag opening station (10) is respectively connected with the powder bin (1) through a pneumatic conveying system, and different ton bag materials are conveyed to the corresponding powder bin (1).
4. The waterless stemming and refractory product production line of claim 4, wherein: the single-point dust removal device (7) is arranged on one side of the bag opening station (10), the single-point dust removal device (7) comprises a cylinder body (71), an air duct (72) and an air inlet device, the air inlet device is arranged at the upper end of the cylinder body (71), the cylinder body (71) is communicated with the air duct (72), the air duct (72) is communicated with the bag opening station (10), the air duct (72) is obliquely arranged, and the cross-sectional area of the air duct (72) is gradually reduced from top to bottom.
5. The waterless stemming and refractory product production line of claim 1, wherein: the powder premixing machine is characterized in that the premixing machine (4) is an inclined premixing machine, a material receiving bin (41) is arranged above the premixing machine (4), a single-hopper metering trolley (11) is arranged below the powder bin (1) to carry out premixed powder batching, and after the premixed powder batching is completed, the premixed powder batching is conveyed to the material receiving bin (41) above the corresponding premixing machine (4) through pneumatic conveying.
6. The waterless stemming and refractory product production line of claim 1, wherein: the tar system comprises tar buffer tanks (12) and tar metering tanks (13), wherein the tar buffer tanks (12) are conveyed to the corresponding tar metering tanks (13) by a tar pump (14) to complete metering, and then are put into a stemming mixer (5) according to a time sequence through an automatic program to be mixed.
7. The waterless stemming and refractory product production line of claim 1, wherein: the climbing type feeding system (6) comprises an inclined climbing device (61), the lower end of the climbing device (61) is connected with a single-bucket metering trolley (11) at the lower end of a particle storage bin (2), the upper end of the climbing device is connected with a mixing roll (5), and a conveying hopper (62) which moves in a reciprocating mode is arranged on the climbing device (61).
8. The waterless stemming and refractory product production line of claim 1, wherein: the waste gas treatment system comprises a bag-type dust remover (15), a catalytic combustion device (16) and a light-oxygen activated carbon all-in-one machine (17), one path of waste gas of the mixing roll (5) is treated by the light-oxygen activated carbon all-in-one machine (17) and then is discharged, and the other path of waste gas is treated by the bag-type dust remover (15) and the catalytic combustion device (16) and then is discharged.
9. The waterless stemming and refractory product production line of claim 1, wherein: all be provided with single-point dust collector (7) on every powder storehouse (1), single-point dust collector (7) blows the dust that every powder storehouse (1) was raised back in powder storehouse (1) again, realizes raw materials recycle.
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| CN202011334447.4A CN112454640A (en) | 2020-11-24 | 2020-11-24 | Anhydrous stemming and refractory product production line |
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| CN202011334447.4A CN112454640A (en) | 2020-11-24 | 2020-11-24 | Anhydrous stemming and refractory product production line |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998052883A1 (en) * | 1997-05-17 | 1998-11-26 | Vesuvius Uk Limited | Castable refractory compositions |
| CN205043937U (en) * | 2015-09-21 | 2016-02-24 | 江苏新环美节能技术有限公司 | A planetary stemming mixes quick -wittedly that is used for blast furnace stemming mixture production |
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| CN205043937U (en) * | 2015-09-21 | 2016-02-24 | 江苏新环美节能技术有限公司 | A planetary stemming mixes quick -wittedly that is used for blast furnace stemming mixture production |
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