CN109248530B - Glass fiber reinforced plastic dust-water mixing dust-settling device - Google Patents
Glass fiber reinforced plastic dust-water mixing dust-settling device Download PDFInfo
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- CN109248530B CN109248530B CN201811207252.6A CN201811207252A CN109248530B CN 109248530 B CN109248530 B CN 109248530B CN 201811207252 A CN201811207252 A CN 201811207252A CN 109248530 B CN109248530 B CN 109248530B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
Abstract
The glass fiber reinforced plastic dust wind-water mixed dust remover comprises a dust collection fan, wherein the inlet of the dust collection fan is connected with a dust collection pipe, and the outlet of the dust collection fan is communicated with the inlet of a dust removal device; the dust-settling device comprises an upper box body, a lower box body and a support, wherein the lower box body is arranged on the inner side of the support, and an inlet of the dust-settling device is arranged on the side wall of the upper part of the upper box body; the interior of the upper box body is sequentially provided with a filtering area, a water curtain mixing area and a pipe box dust removing area from top to bottom, a first filter is arranged in the filtering area, the first filter is positioned below an inlet of the dust removing device, and the periphery of the first filter is attached to the inner wall of the upper box body; the water curtain mixing area is provided with a water mist nozzle and a channel, the channel is arranged on the lower side of the water mist nozzle, and the spraying direction of the water mist nozzle is overlapped with the tangent line of the section of the channel. The invention has high dust removal efficiency and low manufacturing cost, can cool the space in the hull cabin, provides cleaner working environment and conditions, and is beneficial to improving the manual production efficiency.
Description
Technical Field
The invention relates to a dust remover, belongs to the technical field of boat manufacturing, and particularly relates to a glass fiber reinforced plastic dust, wind and water mixed dust remover.
Background
The existing glass fiber reinforced plastic boats comprise yachts, trailing parachute boats and other boat types, for a long time, due to the characteristics of glass fiber reinforced plastic in the boat manufacturing process, bottom cleaning and polishing before cutting, polishing, drilling, opening, edge cutting, butting, mounting and pasting and the like, a large amount of powder dust and scraps can be generated in the process, and because the dust is easy to float, the cleaning is difficult after the completion, and the secondary pollution is easy to generate.
Because the glass fiber reinforced plastic boats are of a plurality of types, the glass fiber reinforced plastic boats cannot be fixed at one point or one place during work, the height and the position of the glass fiber reinforced plastic boats are changed irregularly, and more work groups are provided, so dust generated by removal or adsorption can only be removed by dust collection equipment with stronger liquidity, but various movable or fixed dust collection equipment such as a filter screen type dust collection equipment, a filter cylinder type dust collection equipment, a filter cloth bag type dust collection equipment and the like have the defects that finer dust is carried in airflow discharged from a final outlet and floats in a production environment, so that the ships leaving a factory are cleaned before and fall with a layer of dust later. In addition, because the fine dust invisible to naked eyes exists in a large amount in the air, the harm to human bodies is large, the fine dust is also a main source for generating peculiar smell in the production environment, and the requirement of environmental protection is not met.
Besides, a gel coat layer is usually required to be arranged on the surface of the glass fiber reinforced plastic boat, which is equivalent to paint on the outer surface of the steel boat, so that the boat can be beautified, and the aging of the boat can be prevented. When the gel coat layer is manufactured, gel coat resin is required to be uniformly coated, the coating thickness is controlled to be 0.35 mm-0.8 mm, and the gel coat layer is required to be polished after coating, so that redundant or polished gel coat powder can fly into the air in the whole process of manufacturing the gel coat layer, thereby polluting the environment and influencing the health of a human body.
At present, most of dust removing equipment or systems adopted for processing glass fiber reinforced plastic hulls, polishing gel coats and the like are air exchange or universal adsorption dust removing devices, are not suitable for manufacturing ships and boats, and are low in dust removing efficiency.
Disclosure of Invention
The invention provides a glass fiber reinforced plastic dust wind-water mixed dust remover, which is used for solving the problem of low dust removal efficiency of dust in the existing boat manufacturing process.
The invention is realized by the following technical scheme.
The glass fiber reinforced plastic dust wind-water mixed dust remover comprises a dust collection fan, wherein the inlet of the dust collection fan is connected with a dust collection pipe, and the outlet of the dust collection fan is communicated with the inlet of a dust removal device; the dust-settling device comprises an upper box body, a lower box body and a support, wherein the lower box body is arranged on the inner side of the support, and an inlet of the dust-settling device is arranged on the side wall of the upper part of the upper box body; the dust removal device comprises an upper box body, a lower box body and a dust removal device, wherein a filtering area, a water curtain mixing area and a pipe box dust removal area are sequentially arranged in the upper box body from top to bottom; the water curtain mixing area is provided with a water mist nozzle and a channel, the channel is arranged at the lower side of the water mist nozzle, and the spraying direction of the water mist nozzle is overlapped with the tangent line of the section of the channel; the lower box body is provided with a liquid outlet, the liquid outlet is communicated with an inlet of a circulating pump, an outlet of the circulating pump is communicated with a water mist nozzle, and a second filter is arranged between the liquid outlet and the circulating inlet; the dust removing area of the pipe box is provided with a box body formed by a plurality of air guide pipes, the inlet ends of the air guide pipes are communicated with the channel, and the outlet ends of the air guide pipes are arranged in a liquid medium filled in the lower box body.
In order to further achieve the purpose of the invention, the invention can also adopt the following technical scheme.
According to the glass fiber reinforced plastic dust, air and water mixed dust remover, one side of the upper box body is hinged to the support, the lifting mechanism is arranged between the upper box body on the other side and the support, and the upper box body moves upwards through the lifting mechanism by taking a hinged point as a circle center.
According to the glass fiber reinforced plastic dust and air-water mixed dust remover, the lifting mechanisms are respectively arranged on two sides between the upper box body and the support, and the upper box body can integrally move upwards relative to the support through two sets of lifting mechanisms.
As above glass steel dust geomantic omen mixes dust fall ware, lifting mechanism is equipped with power unit including the upper support piece, the bottom suspension spare fixed with last box, support respectively on the bottom suspension spare, power unit's piston rod or movable rod and upper support piece contact.
According to the glass fiber reinforced plastic dust-removing wind-water mixed dust-settling device, the power mechanism is a hydraulic device or a manual screw lifting device, the upper end of the piston rod or the movable rod is provided with the supporting block, and the supporting block is in movable contact with the transverse shaft on the upper supporting piece.
According to the glass fiber reinforced plastic dust air-water mixed dust remover, the side wall of the upper box body positioned in the filtering area is provided with the dust cleaning opening, and the dust cleaning opening is provided with the detachable sealing door; the first filter is provided with two layers of filter screens for rough filtration and fine filtration at intervals.
According to the glass fiber reinforced plastic dust wind-water mixed dust remover, the outlet end of the air guide pipe is located 30-60 cm below the liquid level of the liquid medium; the number of the air guide pipes is 80-150, and the pipe diameter of the air guide pipe is 10-30 cm.
According to the glass fiber reinforced plastic dust, air and water mixed dust remover, the air guide pipe is uniformly provided with a plurality of air equalizing holes at the periphery of the part below the liquid level of the liquid medium, and the diameter of each air equalizing hole is 8-10 mm.
According to the glass fiber reinforced plastic dust wind-water mixed dust remover, the dust collecting pipe comprises a fixed pipe and a movable hose, the lower end of the fixed pipe is hermetically connected with the inlet of a dust collection fan, the upper end of the fixed pipe is bent downwards and then connected with one end of the hose, and the other end of the hose is used as the dust inlet.
The glass fiber reinforced plastic dust-air-water mixed dust-settling device is characterized in that a filter screen plate is arranged in a dust inlet end of the hose, a plurality of pulley mechanisms are mounted at the bottom of the support, and each pulley mechanism is composed of a pulley and a pulley support.
Compared with the prior art, the invention has the advantages that:
1. according to the invention, a plurality of dust removal areas are sequentially arranged in the upper box body from top to bottom to form a gradient dust removal effect, a first filter in the filter area can filter and collect most of dust particles, and the dust particles are periodically cleaned through a dust cleaning port; a plurality of sets of water mist nozzles are arranged in the water curtain mixing area and are overlapped with the tangential direction of the channel, so that a rotational flow effect is formed on dust airflow, and the mixing effect of dust and water is enhanced; the dust removing area of the pipe box is provided with the air guide pipe, and the outlet at the lower end of the air guide pipe is positioned in the liquid medium, so that the glass fiber reinforced plastic dust, gel coats and the like are clear by the liquid. Through the cascaded dust removal measure of multizone and structure, dust collection efficiency can reach more than 90%, especially through the mixture of water and dust, better to the effect of getting rid of tiny micronic dust, very big improvement the environment in ship manufacturing shop, get rid of the peculiar smell, ensure that personnel's is healthy.
2. The dust collection pipe is arranged at the inlet of the dust collection fan and comprises a fixed pipe and a hose, wherein one end of the fixed pipe is connected with the hose in a sealing mode, and the other end of the hose is used as a dust collection port, so that the dust collection pipe can be arranged in a polishing and machining area of a ship body, a good dust absorption distance is kept, and the dust collection pipe is convenient to use.
3. Be provided with lifting mechanism between last box and support, can the rebound go up the box through lifting mechanism, make the guide duct promote, conveniently clear up the guide duct or adsorb the dirt bits in the liquid medium, guarantee the result of use, as required, the relative movement who goes up the box and support can adopt whole promotion or one side rotation, all has more stable worker structure.
4. By adopting the plurality of air guide pipes, the direction of the dust airflow is well controlled, the flow of the dust airflow is balanced, the liquid medium in the lower box body is prevented from being splashed out along with the flying airflow, and the dust airflow can be uniformly mixed into the liquid medium; a plurality of air equalizing holes are formed in the periphery of the lower portion of the air guide pipe, and powder dust and liquid media are mixed more uniformly, so that the removing effect of fine micro dust is guaranteed.
5. The invention has high dust removal efficiency and low manufacturing cost, can cool the space in the hull cabin, provides cleaner working environment and conditions, and is beneficial to improving the manual production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is another state reference diagram of FIG. 2;
FIG. 4 is an enlarged view of the lifting mechanism of FIG. 2;
fig. 5 is an enlarged sectional view taken along line a-a in fig. 1.
The device comprises a dust collection fan 1, a dust collection pipe 11, an air duct 12, an upper box 3, a filtering area 31, a dust cleaning port 311, a water curtain mixing area 32, a pipe box dust removing area 33, a water spray nozzle 34, a channel 35, an air guide pipe 36, an air equalizing hole 361, a lower box 4, a drain pipe 41, a support 5, a pulley mechanism 6, a lifting mechanism 7, an upper support 71, a transverse shaft 711, a supporting block 712, a lower support 72, a power mechanism 73, a 731 screw, a manual rotating wheel 732 and a control cabinet 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
As shown in fig. 1-3, the air-water mixing dust remover for glass fiber reinforced plastic dust comprises a dust collection fan 1, wherein an inlet of the dust collection fan 1 is connected with a dust collection pipe 11, and an outlet of the dust collection fan 1 is communicated with an inlet of a dust removal device.
According to the difference of dust collection area and the size of the dust fall device, the power can be selected and adapted at 2-10kw, in the embodiment, the dust collection fan 1 adopts a centrifugal fan, the power is 3 kw, the flow is 1410-.
The dust device comprises an upper box body 3, a lower box body 4 and a support 5, wherein the lower box body 4 is arranged on the inner side of the support 5, and the inlet of the dust device is arranged on the upper side wall of the upper box body 3.
In this embodiment, the upper box 3, the lower box 4 and the bracket 5 are made of carbon steel plates through welding, anticorrosive paint is coated on the inner side and the outer side of the upper box, and then the dust-settling device is assembled, the height of the dust-settling device is 2-3.5 meters, the specification of the bracket 5 at the position with the largest length and width is 2 x 1-3 x 2 meters, the height of the upper box 3 is about more than 3 times of that of the lower box 4, and the upper edge of the bracket 5 is higher than that of the lower box 4 and is matched with the upper box 3, so that the upper box 3 can be seated on the bracket 5.
A filtering area 31, a water curtain mixing area 32 and a pipe box dust removing area 33 are sequentially arranged in the upper box body 3 from top to bottom, a first filter is arranged in the filtering area 31 and is positioned below an inlet of the dust removing device, and the periphery of the first filter is attached to the inner wall of the upper box body 3; the water curtain mixing area 32 is provided with a water mist nozzle 34 and a channel 35, the channel 35 is arranged at the lower side of the water mist nozzle 34, and the spraying direction of the water mist nozzle 34 is superposed with the tangent of the section of the channel 35; the water mist nozzle 34 is provided with at least 6 sets.
The lower box body 4 is provided with a liquid outlet which is communicated with the inlet of the circulating pump, the outlet of the circulating pump is communicated with the water mist nozzle 34, and a second filter is arranged between the liquid outlet and the inlet of the circulating pump. In addition, after the liquid medium in the lower box body 4 is used for a period of time, the dust solubility is reduced or when the dust precipitator is overhauled, the liquid medium needs to be discharged, a drain pipe 41 is arranged on the lower box body 4, the drain pipe 41 is communicated with the lower box body, a hook is arranged at the outermost end of the drain pipe, and the liquid medium is put down when being discharged; the liquid level in the drainage pipe 41 can be conveniently controlled to control the height of the liquid medium in the lower box body 4 so as to timely supplement or discharge the liquid medium.
The dust removing area 33 of the channel box is provided with a box body formed by a plurality of air guide pipes 36, the inlet ends of the air guide pipes 36 are communicated with the channel 35, and the outlet ends of the air guide pipes 36 are arranged in the liquid medium filled in the lower box body 4.
A plurality of dust removing areas are sequentially arranged in the upper box body 3 from top to bottom to form a gradient dust removing effect, larger dust particles can be collected in the filtering area 31 through a first filter, and the dust particles are periodically cleaned through the arranged dust cleaning opening 311; a plurality of sets of water mist nozzles are arranged in the water curtain mixing area 32 and are overlapped with the tangential direction of the channel 35, so that a rotational flow effect is formed on dust airflow, and the mixing effect of dust and water is enhanced; the air guide pipe 36 is arranged in the dust removing area 33 of the pipe box, and the lower end outlet of the air guide pipe 36 is positioned in the liquid medium, so that the glass fiber reinforced plastic dust, gel coat and the like are cleared by the liquid. Through the cascaded dust removal measure of multizone and structure, can guarantee to dust removal effect to more than 90%, very big improvement the operational environment of ship manufacturing shop, get rid of the peculiar smell, ensure that personnel's is healthy.
Particularly, through the mixing of the water mist spray head and the dust airflow, water can be attached to the dust, the weight of the dust is increased, and the dust is introduced into the liquid medium through the air guide pipe 36 to form a dust removal superposition effect; in addition, the pressure and the flow of the dust airflow can be balanced, and the problems of air bubbles and overflow caused by the impact of the airflow on the liquid medium in the lower box body 4 are avoided.
As shown in fig. 3, in this embodiment, one side of the upper box 3 is hinged to the bracket 5, a lifting mechanism 7 is disposed between the upper box 3 and the bracket 5 on the other side, and one side of the upper box 3 moves upward with a hinge point as a circle center through the lifting mechanism 7. In addition, lifting mechanisms 7 may be provided between the upper casing 3 and the support 5 on both sides, respectively, and the upper casing 3 is moved upward with respect to the support 5 by two sets of lifting mechanisms 7.
As shown in fig. 4, the lifting mechanism 7 of this embodiment includes an upper supporting member 71 and a lower supporting member 72 fixed to the upper box 3 and the bracket 5, respectively, a power mechanism 73 is disposed on the lower supporting member 72, and a piston rod or a movable rod of the power mechanism 73 contacts with the upper supporting member 71. The power mechanism 73 is a hydraulic device or a manual screw 731 lifting device, a supporting block 712 is mounted at the upper end of the piston rod or the movable rod, and the supporting block 712 is movably contacted with a transverse shaft 711 on the upper supporting member 71.
Can go up box 3 through lifting mechanism 7 rebound, make guide duct 36 promote, conveniently clear up guide duct 36 or adsorb the dirt bits in the liquid medium, guarantee the result of use, as required, go up box 3 and support 5's relative movement and can adopt whole promotion or one side rotation, all have more stable worker's structure.
As shown in fig. 2, in the present embodiment, a dust cleaning opening 311 is formed in a side wall of the upper box 3 located in the filtering area 31, a detachable sealing door is installed on the dust cleaning opening 311, and the first filter has two layers of filtering nets, namely a coarse filtering net and a fine filtering net, at an interval, so as to ensure the dust removal efficiency.
As shown in fig. 3, in the present embodiment, the outlet end of the air duct 36 is located 50cm below the liquid level of the liquid medium, the number of the air ducts is 120, and the pipe diameter of the air duct 36 is 20 cm. By adopting the plurality of air guide pipes, the direction of the dust airflow is well controlled, the flow of the dust airflow is balanced, the liquid medium in the lower box body is prevented from splashing along with the flying airflow, and the dust airflow can be uniformly mixed into the liquid medium. On one hand, the path of dust passing through the liquid medium is prolonged, and the dust removal effect is improved; on the other hand, the air flow pressure can be relieved by the proper height of the page, and the overflow of the liquid medium is avoided.
As shown in fig. 3, the air duct 36 is provided with a plurality of air-equalizing holes 361 at the periphery below the liquid level of the liquid medium, the aperture of each air-equalizing hole 361 is 8-10 mm, the number of the air-equalizing holes on a single air duct in the embodiment is 18, and the aperture of each air-equalizing hole is 10 mm. The mixing of the powder dust and the liquid medium is more uniform through the air equalizing holes, so that the removal effect of fine dust is ensured.
Further, the dust collecting tube 11 of this embodiment includes a fixed tube and a movable hose, the lower end of the fixed tube is connected with the inlet of the dust collection fan 1 in a sealing manner, the upper end of the fixed tube is bent and then is connected with one end of the hose, and the other end of the hose is used as the dust inlet. The other end of the hose is used as a dust suction port, and the hose is convenient to move and use, so that the hose can be arranged in a polishing and processing area of a ship body, and a good dust absorption distance is kept.
In order to prevent the hose from sucking larger fragments, foreign matters and the like to damage subsequent dust absorption fan equipment or to suck hairs, clothes, arms and the like of operators to cause safety accidents, a filter cylinder is arranged at the dust absorption port, the wall of the filter cylinder is attached to the inner wall of the hose to improve the strength of the dust absorption port and ensure the dust absorption area, and the bottom of the filter cylinder is a porous plate to filter the larger fragments, the foreign matters and the like.
The dust remover can be conveniently moved according to the change of processing stations and the change of a use area of a ship body, as shown in fig. 1, a plurality of pulley mechanisms 6 are arranged at the bottom of a support 5, and each pulley mechanism 6 comprises a pulley and a pulley support 5. Still be provided with switch board 8 on the support to conveniently start or stop this dust fall ware work.
The technical contents not described in detail in the present invention are all known techniques.
Claims (5)
1. The glass fiber reinforced plastic dust wind-water mixed dust remover comprises a dust collection fan and is characterized in that an inlet of the dust collection fan is connected with a dust collection pipe, and an outlet of the dust collection fan is communicated with an inlet of a dust removal device; the dust-settling device comprises an upper box body, a lower box body and a support, wherein the lower box body is arranged on the inner side of the support, and an inlet of the dust-settling device is arranged on the side wall of the upper part of the upper box body; the dust removal device comprises an upper box body, a lower box body and a dust removal device, wherein a filtering area, a water curtain mixing area and a pipe box dust removal area are sequentially arranged in the upper box body from top to bottom; the water curtain mixing area is provided with a water mist nozzle and a channel, the channel is arranged at the lower side of the water mist nozzle, and the spraying direction of the water mist nozzle is overlapped with the tangent line of the section of the channel; the water mist nozzle is at least provided with 6 sets; the lower box body is provided with a liquid outlet which is communicated with an inlet of a circulating pump, an outlet of the circulating pump is communicated with a water mist nozzle, and a second filter is arranged between the liquid outlet and the inlet of the circulating pump; the dust removing area of the pipe box is provided with a box body formed by a plurality of air guide pipes, the inlet ends of the air guide pipes are communicated with the channel, and the outlet ends of the air guide pipes are arranged in a liquid medium filled in the lower box body; the upper box body is provided with a dust cleaning opening on the side wall of the filtering area, and a detachable sealing door is arranged on the dust cleaning opening; the first filter is provided with two layers of filter screens for rough filtration and fine filtration at intervals; the outlet end of the air guide pipe is located 30-60 cm below the liquid level of the liquid medium; the number of the air guide pipes is 80-150, and the pipe diameter of each air guide pipe is 10-30 cm; a plurality of air equalizing holes are uniformly formed in the periphery of the part, below the liquid level of the liquid medium, of the air guide pipe, and the aperture of each air equalizing hole is 8-10 mm;
the dust collecting pipe comprises a fixed pipe and a movable hose, the lower end port of the fixed pipe is hermetically connected with the inlet of the dust collection fan, the upper end port of the fixed pipe is bent downwards and then connected with one end of the hose, and the other end of the hose is used as a dust inlet;
the dust inlet end of the hose is internally provided with a filter screen plate, the bottom of the support is provided with a plurality of pulley mechanisms, and each pulley mechanism consists of a pulley and a pulley support.
2. The glass fiber reinforced plastic dust-removing wind-water mixing dust-settling device as claimed in claim 1, wherein one side of the upper box body is hinged to the support, a lifting mechanism is arranged between the upper box body on the other side and the support, and one side of the upper box body moves upwards by taking a hinged point as a circle center through the lifting mechanism.
3. The FRP dust wind-water mixing dust remover according to claim 1, wherein lifting mechanisms are respectively arranged on two sides between the upper box body and the bracket, and the upper box body can integrally move upwards relative to the bracket through two sets of lifting mechanisms.
4. The FRP dust wind-water mixing dust remover according to claim 2 or 3, wherein the lifting mechanism comprises an upper supporting piece and a lower supporting piece which are respectively fixed with the upper box body and the support, the lower supporting piece is provided with a power mechanism, and a piston rod or a movable rod of the power mechanism is in contact with the upper supporting piece.
5. The FRP dust wind-water mixing dust remover according to claim 4, wherein the power mechanism is a hydraulic device or a manual screw lifting device, a supporting block is installed at the upper end of a piston rod or a movable rod, and the supporting block is in movable contact with a transverse shaft on an upper supporting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207252.6A CN109248530B (en) | 2018-10-17 | 2018-10-17 | Glass fiber reinforced plastic dust-water mixing dust-settling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811207252.6A CN109248530B (en) | 2018-10-17 | 2018-10-17 | Glass fiber reinforced plastic dust-water mixing dust-settling device |
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| Publication Number | Publication Date |
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| CN109248530A CN109248530A (en) | 2019-01-22 |
| CN109248530B true CN109248530B (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811207252.6A Active CN109248530B (en) | 2018-10-17 | 2018-10-17 | Glass fiber reinforced plastic dust-water mixing dust-settling device |
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| CN205370634U (en) * | 2016-01-19 | 2016-07-06 | 安徽省皖北煤电集团有限责任公司百善煤矿 | Hydrologic cycle formula colliery dust shaker |
| CN105999923A (en) * | 2016-07-05 | 2016-10-12 | 许之 | Multi-mechanism wet dust removal equipment achieving water circulation use and dust removal method |
| CN206934945U (en) * | 2017-05-23 | 2018-01-30 | 中冶华天南京工程技术有限公司 | Based on the fluid pressure type dust pelletizing system for removing AOD furnace furnace lining |
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2018
- 2018-10-17 CN CN201811207252.6A patent/CN109248530B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2713314Y (en) * | 2004-07-27 | 2005-07-27 | 梁孚 | An energy-saving desulfurizing deduster |
| CN102397733A (en) * | 2010-09-15 | 2012-04-04 | 张步芳 | Whirlwind dedusting and desulphuration device |
| CN103203150A (en) * | 2013-01-14 | 2013-07-17 | 龙习文 | Wet air purification method and air purification apparatus |
| CN203342976U (en) * | 2013-06-17 | 2013-12-18 | 东服企业股份有限公司 | Automatic watering device |
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| CN205370634U (en) * | 2016-01-19 | 2016-07-06 | 安徽省皖北煤电集团有限责任公司百善煤矿 | Hydrologic cycle formula colliery dust shaker |
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| CN206934945U (en) * | 2017-05-23 | 2018-01-30 | 中冶华天南京工程技术有限公司 | Based on the fluid pressure type dust pelletizing system for removing AOD furnace furnace lining |
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| CN109248530A (en) | 2019-01-22 |
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