CN203869058U - Air cooled slag drying machine - Google Patents
Air cooled slag drying machine Download PDFInfo
- Publication number
- CN203869058U CN203869058U CN201420261897.9U CN201420261897U CN203869058U CN 203869058 U CN203869058 U CN 203869058U CN 201420261897 U CN201420261897 U CN 201420261897U CN 203869058 U CN203869058 U CN 203869058U
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- China
- Prior art keywords
- dissepiment
- plate
- drying machine
- slag
- housing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000002893 slag Substances 0.000 title claims abstract description 54
- 238000001035 drying Methods 0.000 title claims abstract description 29
- 230000003044 adaptive effect Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000010884 boiler slag Substances 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000007710 freezing Methods 0.000 abstract description 3
- 230000008014 freezing Effects 0.000 abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 abstract 1
- 239000002956 ash Substances 0.000 description 16
- 238000001816 cooling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses an air cooled slag drying machine comprising a housing. The external side of a head housing is provided with a driving mechanism driving work of each device of the slag drying machine. An adaptive dragging chain wheel device is disposed in the head part housing and connected with the driving mechanism; a plate type chain device and a squama plate conveying device are respectively arranged in a head main case, a tail main case, a horizontal segment housing and an inclined lifting segment housing; a tail part tensioning device is installed in the tail part housing; and the dragging chain wheel device is cooperatively connected with the plate type chain device and the squama plate conveying device. The beneficial effects of the air cooled slag drying machine are that full combustion and low uncombusted carbon content are provided; hydrolyzation is avoided, so activity is maintained and comprehensive utilization value is improved; water use is unnecessary, so water resource is conserved; without waste water discharging, environment is protected; freezing is prevented due to dryness of slag and freezing prevention measures are unnecessary for slag storage cabin in northern cold areas; and besides the air cooled slag drying machine is advantaged by equipment housing corrosion reduction and service life increase.
Description
Technical field
The utility model relates to a kind of lime-ash cooling device mechanical field, especially a kind of air-cooled slag drying machine.
Background technology
Cooling for the high-temperature ash of discharging in coal-powder boiler, normally adopt the dragveyer processing that the high-temperature ash of discharging in burner hearth is directly entered to filled with water, utilize the water in dragveyer to carry out cooling to high-temperature ash, the eminence of more moisture lime-ash being carried is for further processing, use dragveyer in the process of high-temperature ash cooling processing, can cause large quantity of moisture evaporation, cannot reclaim; Meanwhile, the remaining net quantity of heat of lime-ash also cannot recycling.As can be seen here, in existing lime-ash treatment technology, there is the problems such as a large amount of water resource waste and thermal loss.
Summary of the invention
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, and a kind of air-cooled slag drying machine is provided, and it has sufficient combustion, uncompleted burned carbon content is low, has kept activity without hydrolysis, has improved comprehensive utilization value; Small incidental expenses the water yield, without water resources consumption, non-wastewater discharge, is conducive to environmental protection; Dry slag is without the sorrow of freezing, in Zhu Zha storehouse, north cold area without considering antifreezing measures; Reduce the corrosion of apparatus casing, improve the advantage in service life etc.
For achieving the above object, the utility model adopts following technical proposals:
A kind of air-cooled slag drying machine, comprise housing, described head shell outside is provided with and drives slag drying machine respectively to install the driving mechanism of work, described head shell inside is provided with adaptive dragging chain gear apparatus and be connected with driving mechanism, described head shell, afterbody housing, horizontal segment housing and described oblique ascension piece housing inside are all provided with leaf chain strip device, dissepiment conveying device, described afterbody enclosure interior is provided with tail tensioner, described in drag chain gear apparatus and described leaf chain strip device, described dissepiment conveying device is in mating connection.
Preferably, the described chain gear apparatus that drags comprises sprocket, wheel hub, bolt, trim ring, flat key and drags axle, between described sprocket, described wheel hub and described trim ring, by the described bolt structure that links into an integrated entity, on described strand tooth, described trim ring, be equipped with two corresponding bolts hole.
Preferably, described leaf chain strip device comprises roller, seat board, inner plate, outer plate, bearing pin, minor axis and axle sleeve, on described inner plate, described outer plate, be equipped with carrier bar endoporus, described carrier bar endoporus is flat hole, described bearing pin is successively through the series connection of carrier bar endoporus described outer plate and described inner plate, and described axle sleeve is arranged between two inner plates that described carrier bar endoporus is corresponding.
Preferably, described dissepiment conveying device comprises scrapes slag dissepiment and common dissepiment, the described slag dissepiment of scraping comprises side plate, base plate, scum board and support wheel, described common dissepiment comprises side plate, base plate, gusset and support wheel, described base plate is provided with two symmetrical arc structures, the described slag dissepiment of scraping is connected with the mode of described common dissepiment by semi arch bridging type, described base plate below is welded with described support wheel, described support wheel contacts with the support channel-section steel of its below, described side plate is set to bendable structure, when boiler slag removal amount hour, on dissepiment, only has one group of support wheel, one is supported channel-section steel.When boiler slag removal amount is large, on dissepiment, there are two groups of support wheels, two support channel-section steels.
Preferably, described tail tensioner comprises tail wheel, tensioning hydro-cylinder, tensioning shaft, tensioning screw, tensioning slide block, adjustable arc plate and slide plate, described tensioning shaft is provided with flat key, two described tail wheels are arranged on described tensioning shaft by flat key is symmetrical, described tensioning shaft is through the centre bore of described slide plate, the two ends of described tensioning shaft are arranged on the inside of symmetrical a pair of described tensioning slide block by bearing, one end of described tensioning hydro-cylinder is connected with described tensioning slide block, the other end is arranged on housing, the both sides up and down that are arranged on described tensioning hydro-cylinder of described tensioning screw symmetry, described adjustable arc plate is connected with described slide plate by bolt.
Preferably, in described leaf chain strip device, upper board-like chain roller top is provided with pressure rail, and the upper gap of upper pressure rail and upper board-like chain roller is 10mm; Lower board-like chain roller top is provided with lower platen, and the upper gap of lower platen and lower board-like chain roller is 10mm.
Preferably, described adjustable arc plate is an arc plate, keeps being synchronized with the movement with described slide plate; Scum board on described adjustable arc plate and dissepiment remains the fixed interval (FI) of 10mm.
Preferably, the constituted mode of described dissepiment conveying device has two kinds: four common dissepiments connect one and scrape slag dissepiment, and slag dissepiment is scraped in two one of common dissepiments connections.
Preferably, the common dissepiment of described little load and described little load are scraped support wheel described in one group of the described base plate below welding of slag dissepiment; The common dissepiment of described large load and described large load are scraped support wheel described in two groups of the described base plate below welding of slag dissepiment.
The beneficial effects of the utility model are,
1. leakiness is not grey; Carry between dissepiment and adopt semi arch bridging arrangement, adjacent two dissepiment overlap sizes are large.
2. dissepiment modification is little; The base plate of dissepiment adopts mould punching to form, base plate has two semi arches, and dissepiment both sides are welded with side plate, and side plate adopts bending form to gain in strength, dissepiment base plate below is provided with one group or two groups of support wheels, and the roller on support wheel and chain can cushion the impulsive force of clinker to dissepiment.
3. sideslip not; Adopt board-like chain, in chain, outer plate adopts mould punching to form, and pitch error is little, and chain year elongation rate is 0.1%-0.4%, avoids the dissepiment sideslip problem causing because chain is not isometric.
4. non-slip; Adopt motor reducer to drive, drag that sprocket wheel drags and the form of chain drive, the axle sleeve on chain contacts with the sprocket working face that drags sprocket wheel, non-slip.
5. operate steadily; Dissepiment is arranged on chain by stainless steel bolt, the even running on light rail and wearing plate of the roller on chain, and the low dissepiment of chain extensibility is sideslip not, and dissepiment can not encountered housing.
6. space is little; Dissepiment has collects the effect that drops on lime-ash on slag drying machine base plate, has cancelled cleaning chain, has reduced the height of housing, makes slag drying machine structure compacter, and arrangement space is less.
7. accumulated slag not; Adopt dissepiment form ash-slag delivery, avoid in arc section position and afterbody accumulated slag.
8. accessory is few; Slag drying machine, without giving spacing gear wheel and the support support roller of dissepiment, adopts chain drive, chain long service life, and accessory is few, easy to maintenance.
Accompanying drawing explanation
Structural representation when Fig. 1 is the little load of the utility model;
Fig. 2 is overall structure schematic diagram of the present utility model;
Fig. 3 is the chain gear apparatus schematic diagram that drags of the present utility model;
Fig. 4 is the chain sprocket structure schematic diagram that drags of the present utility model;
Fig. 5 is leaf chain strip device schematic diagram of the present utility model;
Fig. 6 is dissepiment of the present utility model and leaf chain strip device connection diagram;
Fig. 7 is tail tensioner front view of the present utility model;
Fig. 8 is tail tensioner profile of the present utility model;
Structural representation during the large load of Fig. 9 the utility model;
Wherein 1, dissepiment, 2, roller, 3, leaf chain strip device, 4, light rail, 5, support wheel, 6, lower platen, 7, wearing plate, 8, upper pressure rail, 9, support channel-section steel, 10, strengthen channel-section steel, 11, housing, 12, driving mechanism, 13, drag chain gear apparatus, 14, dissepiment conveying device, 15, tail tensioner, 131, sprocket, 132, wheel hub, 133, bolt, 134, trim ring, 135, drag axle, 136, flat key, 31, inner plate, 32, outer plate, 33, bearing pin, 34, axle sleeve, 35, minor axis, 152, tensioning hydro-cylinder, 153, tensioning screw, 154, tensioning slide block, 155, scum board, 156, adjustable arc plate, 157, slide plate, 158, scrape slag dissepiment, 160, tail wheel, 161, flat key, 162, tensioning shaft.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
A kind of air-cooled slag drying machine, comprise housing 11, strengthening channel-section steel 10 is arranged in housing 11, head shell 11 outsides are provided with and drive slag drying machine respectively to install the driving mechanism 12 of work, head shell 11 inside are provided with adaptive dragging chain gear apparatus 13 and be connected with driving mechanism 12, head shell 11, afterbody housing 11, horizontal segment housing 11 and oblique ascension piece housing 11 inside are all provided with leaf chain strip device 3, dissepiment conveying device 14, afterbody housing 11 inside are provided with tail tensioner 15, drag chain gear apparatus 13 and leaf chain strip device 3, dissepiment conveying device 14 is in mating connection.
The described chain gear apparatus 13 that drags comprises sprocket 131, wheel hub 132, bolt 133, trim ring 134, flat key 136 and drags axle 135, between sprocket 131, wheel hub 132 and trim ring 134, by bolt 133 structure that links into an integrated entity, on strand tooth 131, trim ring 134, be equipped with two corresponding bolts hole.
Described leaf chain strip device 3 comprises roller 2, seat board, inner plate 31, outer plate 32, bearing pin 33, minor axis 35 and axle sleeve 34, on inner plate 31, outer plate 32, be equipped with carrier bar endoporus, carrier bar endoporus is flat hole, bearing pin 33 is successively through carrier bar endoporus series connection outer plate 32 and inner plate 31, and axle sleeve 34 is arranged between two inner plates 31 that carrier bar endoporus is corresponding.
Described dissepiment conveying device 14 comprises scrapes slag dissepiment 158 and common dissepiment, scrape slag dissepiment 158 and comprise side plate, base plate, scum board 155 and support wheel 5, common dissepiment comprises side plate, base plate, gusset and support wheel 5, base plate is provided with two symmetrical arc structures, scraping slag dissepiment 158 is connected with the mode of common dissepiment by semi arch bridging type, base plate below is welded with support wheel 5, support wheel 5 contacts with the support channel-section steel 9 of its below, side plate is set to bendable structure, when boiler slag removal amount hour, on dissepiment 1, only has one group of support wheel 5, one is supported channel-section steel 9.When boiler slag removal amount is large, on dissepiment 1, there are two groups of support wheels 5, two to support channel-section steel 9.
Described tail tensioner 15 comprises tail wheel 160, tensioning hydro-cylinder 152, tensioning shaft 162, tensioning screw 153, tensioning slide block 154, adjustable arc plate 156 and slide plate 157, tensioning shaft 162 is provided with flat key 161, two tail wheels 160 are arranged on tensioning shaft 162 by flat key 161 is symmetrical, tensioning shaft 162 is through the centre bore of slide plate 157, the two ends of tensioning shaft 162 are arranged on the inside of symmetrical a pair of tensioning slide block 154 by bearing, one end of tensioning hydro-cylinder 152 is connected with tensioning slide block 154, the other end is arranged on housing 11, the both sides up and down that are arranged on tensioning hydro-cylinder 152 of tensioning screw 153 symmetries, adjustable arc plate 156 is connected with slide plate 157.
Upper board-like chain rolling-operation on light rail, lower board-like chain rolling-operation on wearing plate 7.There is lower platen 6 lower board-like chain roller 2 tops, lower platen 6 is 10mm with the upper gap of lower board-like chain roller 2, there is upper pressure rail 8 upper board-like chain roller 2 tops, upper pressure rail 8 is 10mm with the upper gap of upper board-like chain roller 2, prevents that beating of chain is excessive affects even running because the quantity of slag increase suddenly that falls causes.Upper board-like chain operates on light rail, and when having large clinker to fall on dissepiment 1, the impulsive force when roller 2 on chain and the support wheel 5 on dissepiment 1 all can be eliminated clinker whereabouts effectively, dissepiment 1 being produced, ensures that dissepiment 1 is indeformable effectively; Lower board-like chain operates on wearing plate 7, and during slag drying machine operation, the scum board 155 on dissepiment 1 can scrape afterbody arc plate place and collects in dissepiment 1 dropping on thin ash on slag drying machine housing 11 lower shoes, guarantees that lower shoe do not deposit ash.
Adjustable arc plate 156 is an arc plate, and keeps being synchronized with the movement with slide plate 157; Scum board 155 on adjustable arc plate 156 and dissepiment 1 remains the fixed interval (FI) of 10mm.
The base plate of dissepiment 1 has two semi arches, and dissepiment 1 both sides are welded with side plate, and side plate adopts bending form to gain in strength, and dissepiment 1 base plate below is provided with one group or two groups of support wheels 5, and support wheel 5 can cushion the impulsive force of clinker to dissepiment 1 with the roller 2 on chain.
The roller 2 of chain moves on light rail, and rolling-operation resistance is little, weares and teares little, improves the service life of chain.Roller 2 adopts matched in clearance with minor axis 35, avoids because using bearing to cause bearing to enter the phenomenons such as the stuck roller causing 2 of ash does not rotate, roller 2 wearing and tearing, light rail wearing and tearing, both sides chain differing heights.
Air-cooled slag drying machine moves continuously, high temperature furnace slag drops in the dissepiment conveying device 14 of slag drying machine continuously, high-temperature ash is low-speed motion in dissepiment conveying device 14, in negative pressure (for pulverized-coal fired boiler, its normal operating condition burner hearth is negative pressure) effect under, the reverse slag drying machine inside that enters of controlled a small amount of ambient, cool air, makes lime-ash cooling by wind gradually on dissepiment 1, and completes gradually burning.Cold air and high-temperature ash are carried out sufficient heat exchange, air absorbs boiler radiant heat and lime-ash sensible heat, air themperature is elevated to 300～400 ℃ of left and right (being equivalent to boiler secondary wind pushing temperature) and enters burner hearth, the chilling temperature of slag is down to 100 ℃ of left and right, cooling air volume affects general control within coefficient of excess air allowable to inlet air of boiler amount, so the hot-air after heating up can be transported to burner hearth, and the normal operation of boiler is not exerted an influence.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of the present utility model is described; but the not restriction to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.
Claims (8)
1. an air-cooled slag drying machine, comprise housing, it is characterized in that, head shell outside is provided with and drives slag drying machine respectively to install the driving mechanism of work, head shell inside is provided with adaptive dragging chain gear apparatus and be connected with driving mechanism, described head casing, afterbody casing, horizontal segment housing and oblique ascension piece housing inside are all provided with leaf chain strip device, dissepiment conveying device, described afterbody enclosure interior is provided with tail tensioner, described in drag chain gear apparatus and described leaf chain strip device, described dissepiment conveying device is in mating connection.
2. a kind of air-cooled slag drying machine as claimed in claim 1, it is characterized in that, the described chain gear apparatus that drags comprises sprocket, wheel hub, bolt, trim ring, flat key and drags axle, between described sprocket, described wheel hub and described trim ring, by the described bolt structure that links into an integrated entity, on described sprocket, described trim ring, be equipped with two corresponding bolts hole.
3. a kind of air-cooled slag drying machine as claimed in claim 1, it is characterized in that, described leaf chain strip device comprises roller, seat board, inner plate, outer plate, bearing pin, minor axis and axle sleeve, on described inner plate, described outer plate, be equipped with carrier bar endoporus, described carrier bar endoporus is flat hole, described bearing pin is successively through carrier bar endoporus connect described outer plate and described inner plate, and described axle sleeve is arranged between two inner plates that described carrier bar endoporus is corresponding.
4. a kind of air-cooled slag drying machine as claimed in claim 1, it is characterized in that, described dissepiment conveying device comprises scrapes slag dissepiment and common dissepiment, the described slag dissepiment of scraping comprises side plate, base plate, scum board and support wheel, described common dissepiment comprises side plate, base plate, gusset and support wheel, described base plate is provided with two symmetrical arc structures, the described slag dissepiment of scraping is connected with the mode of described common dissepiment by semi arch bridging type, described base plate below is welded with described support wheel, described support wheel contacts with the support channel-section steel of its below, described side plate is set to bendable structure, when boiler slag removal amount hour, on dissepiment, only has one group of support wheel, one is supported channel-section steel, when boiler slag removal amount is large, on dissepiment, there are two groups of support wheels, two support channel-section steels.
5. a kind of air-cooled slag drying machine as claimed in claim 1, it is characterized in that, described tail tensioner comprises tail wheel, tensioning hydro-cylinder, tensioning shaft, tensioning screw, tensioning slide block, adjustable arc plate and slide plate, described tensioning shaft is provided with flat key, two described tail wheels are arranged on described tensioning shaft by flat key is symmetrical, described tensioning shaft is through the centre bore of described slide plate, the two ends of described tensioning shaft are arranged on the inside of symmetrical a pair of described tensioning slide block by bearing, one end of described tensioning hydro-cylinder is connected with described tensioning slide block, the other end is arranged on housing, the both sides up and down that are arranged on described tensioning hydro-cylinder of described tensioning screw symmetry, described adjustable arc plate is connected with described slide plate by bolt.
6. a kind of air-cooled slag drying machine as described in claim 1 or 3, is characterized in that, in described leaf chain strip device, upper board-like chain roller top is provided with pressure rail, and the upper gap of upper pressure rail and upper board-like chain roller is 10mm; Lower board-like chain roller top is provided with lower platen, and the upper gap of lower platen and lower board-like chain roller is 10mm.
7. a kind of air-cooled slag drying machine as claimed in claim 5, is characterized in that, described adjustable arc plate is an arc plate, keeps being synchronized with the movement with described slide plate; Scum board on described adjustable arc plate and dissepiment remains the fixed interval (FI) of 10mm.
8. a kind of air-cooled slag drying machine as described in claim 1 or 4, is characterized in that, the constituted mode of described dissepiment conveying device has two kinds: four common dissepiments connect one and scrape slag dissepiment, and slag dissepiment is scraped in two one of common dissepiments connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420261897.9U CN203869058U (en) | 2014-05-21 | 2014-05-21 | Air cooled slag drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420261897.9U CN203869058U (en) | 2014-05-21 | 2014-05-21 | Air cooled slag drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203869058U true CN203869058U (en) | 2014-10-08 |
Family
ID=51650004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420261897.9U Expired - Lifetime CN203869058U (en) | 2014-05-21 | 2014-05-21 | Air cooled slag drying machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203869058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803309A (en) * | 2022-06-27 | 2022-07-29 | 廊坊新时代链条输送设备有限公司 | Fully-sealed basin bucket conveyor |
-
2014
- 2014-05-21 CN CN201420261897.9U patent/CN203869058U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803309A (en) * | 2022-06-27 | 2022-07-29 | 廊坊新时代链条输送设备有限公司 | Fully-sealed basin bucket conveyor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |