CN203473634U - Stock bin dredging machine - Google Patents
Stock bin dredging machine Download PDFInfo
- Publication number
- CN203473634U CN203473634U CN201320481657.5U CN201320481657U CN203473634U CN 203473634 U CN203473634 U CN 203473634U CN 201320481657 U CN201320481657 U CN 201320481657U CN 203473634 U CN203473634 U CN 203473634U
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- pull bar
- bin
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- scraper plate
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Abstract
A stock bin dredging machine comprises a power device, a pull rod and a scrapper blade. The power device is arranged on a power device mounting frame, the pull rod is arranged on a side plate of a stock bin, and the pull rod is connected with the power device through a connecting piece and is driven by the power device to move back and forth. The scrapper blade is arranged on the pull rod. The pull rod is formed by splicing of steel plates, and the cross section of the pull rod is in a polygon shape. Abrasion-resistance steel plates or stainless steel plates are used in parts of the stock bin dredging machine, firmness and durableness are achieved, the structure is simple and reliable, an unlocking machine is arranged in a throne shape, the dredging efficiency is high, the dragging and loosening area is large, accumulated materials caused by stacking, wetness climates and the like in the bin are cleared up, the storage bin is dredged, and continuous feeding is guaranteed.
Description
Technical field
The utility model belongs to the feed proportioning system technical field that the industries such as metallurgy, mine, road machinery, chemical industry, food, feed are used, and relates in particular to a kind of bin deroppilation machine that prevents feed bin blocking.
Background technology
In the industries such as electric power, coal, chemical industry, metallurgy, building materials, the feed bin of the splendid attire material using is all generally up big and down small square cone or conical structure, because a lot of materials have larger stickiness, material is in carrying feed process, often occur to stop up and cause cutout phenomenon, having affected normal production.For fear of obstruction, bin deroppilation machine is generally all installed in these feed bins, bin deroppilation machine provides power by hydraulic actuating cylinder for it conventionally.
The Chinese utility model patent that the patent No. is 201220662309.3, denomination of invention is a kind of loosening machine for feed bin block clearing engineering discloses a kind of feed bin loosening machine, it comprises the engine installation that is arranged at feed bin inwall, engine installation mouth is connected with pull bar, on pull bar, be provided with scraper plate, pull bar is arranged on feed bin inwall by the clamp being fixedly connected with feed bin inwall.During engine installation action, drive pull bar and scraper plate to do upper and lower straight-line motion along feed bin inwall, play the effect of block clearing.
In the Chinese invention patent that the patent No. is 201010211091.5, denomination of invention is installation of new structure for air-gun combined dredging machine, a kind of stock bin dredger is disclosed, this stock bin dredger is arranged on feed bin inwall, hydraulic actuating cylinder is positioned at dredge top, and the piston of hydraulic actuating cylinder and dredge top are in transmission connection.This dredge comprises that pull rod shaft is provided with several scraping blades to level along feed bin inwall pull bar setting up and down, and each scraping blade is all symmetrical about pull bar axis, and rod outer sleeve is provided with inhibiting device.During work, hydraulic actuating cylinder drives pull bar to move along the vertical direction, plays block clearing effect.
Aforementioned dredging machine/device drives the pull bar that is provided with scraping blade by hydraulic actuating cylinder, in feed bin, move back and forth, and material in feed bin is loosened to avoid to stop up.Pull bar of the prior art is generally channel-section steel or I-steel, scraper plate is welded on the pull bar of aforementioned structure, due to pull bar crank motion in feed bin, material is very large to the friction force of pull bar and scraper plate, weld seam between scraper plate and pull bar is easy to wear, thereby cause scraper plate to come off from pull bar, impact dredging effect.
Summary of the invention
The purpose of this utility model is to provide a kind of bin deroppilation machine that structure is optimized to design, long service life, to improve feed continuity and batching accuracy.
To achieve these goals, the present invention takes following technical solution: bin deroppilation machine, comprising: be arranged at the engine installation on engine installation erecting frame; Be arranged at the pull bar on feed bin sidewall, described pull bar is connected with described engine installation by attaching parts and is driven and moved back and forth by described engine installation; Be arranged at the scraper plate on described pull bar; Described pull bar is formed by steel plate splicing, and its cross sectional shape is polygon.
On the relative side plate of pull bar of the present utility model, be provided with scraper plate mounting hole, described scraper plate is fixed on described pull bar through described scraper plate mounting hole.
Pull bar of the present utility model is formed by 4 block plate welding, and the cross sectional shape of described pull bar is the quadrilateral structure that is square shape.
Scraper plate of the present utility model comprises horizontal scraper plate and vertical scraper plate, described horizontal scraper plate through the scraper plate mounting hole on described pull bar side plate, be fixed on described pull bar, described vertical scraper plate through the scraper plate mounting hole on described pull bar top, base plate, be fixed on described pull bar.
The end of pull bar left and right side plate of the present utility model is exposed to top board and the base plate of pull bar, the intersection of weld seam between left and right side plate and top board and base plate.
Engine installation erecting frame of the present utility model is plank frame, described pull bar is positioned at the opposite side relative with described engine installation of described engine installation erecting frame, on described engine installation erecting frame, be provided with chute and be covered in the closing plate on described chute, described closing plate size is greater than the size of described chute; Described attaching parts through described chute stretch in feed bin, the other end is fixed on described pull bar.
Engine installation erecting frame of the present utility model is the unlimited box body structure of one side, and described engine installation is arranged in described engine installation erecting frame, and described attaching parts and described pull bar are located along the same line.
Engine installation erecting frame of the present utility model bottom is provided with gland cover, is provided with oil immersion asbestos packing in described gland cover, and described attaching parts is connected with described pull bar through described gland cover.
The utility model also comprises maintenance adapter plate, and described pull bar and engine installation erecting frame are arranged on described maintenance adapter plate.
Power apparatus of the present utility model is hydraulic actuating cylinder.
As shown from the above technical solution, pull bar of the present utility model is formed by steel plate butt welding, scraper plate mounting hole is set on relative side plate, scraper plate need be through being just welded and fixed after the scraper plate mounting hole on biside plate, the installation of strengthening thus between scraper plate and pull bar is fixed, prevent the wearing and tearing of weld seam between scraper plate that in use procedure, material friction causes and pull bar, cause installing and lost efficacy, the loose effect of impact.Parts of the present utility model adopt wear-resisting steel plate or stainless steel sheet, sturdy and durable, simple and reliable for structure, cleaner adopts sour jujube shape to arrange, dredge stifled efficiency high, drag loose area large, can remove, clear up the buildup causing due to reasons such as heap pressure, wet feed, weathers in feed bin, dredging feed bin, guarantees continuous feeding.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the lateral plan of the utility model embodiment 1.
Fig. 3 is that the utility model embodiment 1 is installed on the schematic diagram on feed bin.
Fig. 4 is the connection diagram of the utility model embodiment 1 hydraulic actuating cylinder and engine installation erecting frame.
Fig. 5 is the schematic diagram of another angle of Fig. 4.
Fig. 6 is the upward view of the utility model embodiment 1.
Fig. 7 is the structural representation of the utility model embodiment 2.
Fig. 8 is the schematic diagram of another angle of Fig. 7.
Fig. 9 is that the utility model embodiment 2 is installed on the schematic diagram on feed bin.
Figure 10 is the structural representation of the utility model embodiment 3.
Figure 11 is the front view of Figure 10.
Figure 12 is the lateral plan of Figure 10.
Figure 13 is that the utility model embodiment 3 is installed on the schematic diagram on feed bin.
Figure 14 is the cross sectional representation of the utility model embodiment 3 pull bars.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in more detail.
The specific embodiment
Embodiment 1
As shown in Figure 1 and Figure 2, the bin deroppilation machine of the present embodiment comprises hydraulic actuating cylinder 1, engine installation erecting frame 2, pull bar 3, scraper plate 4, the mounting clamp 5 as engine installation.
Hydraulic actuating cylinder 1 is fixedly mounted on engine installation erecting frame 2, the engine installation erecting frame 2 of the present embodiment is plank frame, pull bar 3 is positioned at the opposite side relative with hydraulic actuating cylinder 1 of engine installation erecting frame 2, as shown in Figure 3, during installation, pull bar 3 is arranged on the inwall of feed bin 100 by mounting clamp 5, engine installation erecting frame 2 is fixed on feed bin 100 outer walls, hydraulic actuating cylinder 1 is arranged at outside feed bin 100 by engine installation erecting frame 2, hydraulic actuating cylinder 1 is arranged on feed bin 100 outer walls, while being convenient to break down on the one hand, overhaul, being arranged on the other hand on feed bin outer wall also to avoid material to cause wearing and tearing to hydraulic actuating cylinder, to increase the service life.The piston rod of hydraulic actuating cylinder 1 is connected with pull bar 3 by attaching parts, during hydraulic actuating cylinder 1 action, can drive pull bar 3 to move back and forth up and down along feed bin sidewall.
As shown in Figure 4 and Figure 5, be processed with chute 2a on engine installation erecting frame 2, the piston rod of hydraulic actuating cylinder 1 is connected with attaching parts 6, and attaching parts 6 stretches in feed bin through chute 2a, and the other end of attaching parts 6 is fixed on pull bar 3.During hydraulic actuating cylinder 1 action, can drive attaching parts 6 to move back and forth within the scope of chute 2a, thereby drive pull bar 3 to move back and forth in feed bin, the material in feed bin is loosened.On engine installation erecting frame 2 inner sides (being positioned at the side of feed bin 100), be provided with closing plate 7, the size of closing plate 7 is greater than the size of chute 2a, and it is upper that closing plate 7 is covered in chute 2a, for chute 2a is sealed.Closing plate 7 fixes with attaching parts 6, and therefore, when attaching parts 6 moves, closing plate 7 is also followed attaching parts 6 and moved together, thereby chute 2a is sealed, and prevents that material from outwards spilling from chute 2a.
In conjunction with Fig. 6, for the ease of statement, with the direction definition left and right of double-head arrow A in Fig. 6, be upwards in the direction of arrow B simultaneously.As further preferred version, scraper plate 4 comprises horizontal scraper plate 4a and vertical scraper plate 4b.Pull bar 3 of the present utility model is formed by 4 block plate weldings, and the shape of cross section of pull bar 3 is square shape.The shape of pull bar 3 also can have other different variation, as pull bar 3 is spliced by 3 block plates, and the polygon such as cross sectional shape is triangle.On the left and right side plate of pull bar 3, be processed with scraper plate mounting hole 3a, along the horizontal scraper plate 4a of left and right directions setting, through the scraper plate mounting hole 3a on pull bar 3 left and right side plates, be fixed on pull bar 3, laterally scraper plate 4 is connected with pull bar 3 by the mode of welding.Top board (epipleural) at pull bar 3 is also processed with scraper plate mounting hole 3a, and the scraper plate mounting hole 3a of top board is inserted in the bottom of vertical scraper plate 4b, by the mode of welding, is fixed on pull bar 3.Laterally scraper plate 4a and vertical scraper plate 4b arrange along the even interval of length direction of pull bar 3, and horizontal scraper plate 4a and the vertical scraper plate 4b interval of mutually staggering.
The utility model adopts the pull bar of the square shape structure being become by steel plate splicing, on the relative side plate of pull bar, process scraper plate mounting hole, when horizontal scraper plate is installed, laterally scraper plate will be through being just welded and fixed after the scraper plate mounting hole on the plate of the left and right sides, directly be welded on channel-section steel with prior art middle scraper or shaped steel is compared, because horizontal scraper plate will pass both sides scraper plate mounting hole, even if in use have a side weld because of the continuous friction of material wear out failure, as long as the installation of opposite side mounting hole is effective, laterally scraper plate can not come off from pull bar yet, still can loosen to material.And the utility model further arranges vertical scraper plate at pull bar upper surface, the loose effect of reinforcement.The present embodiment is to take square shape pull bar that 4 block plate weldings form to describe as example, laterally scraper plate is to be fixed after the side plate through the left and right sides, when pull bar cross sectional shape is other polygonized structure, laterally scraper plate is as long as be fixed after being positioned at left side and being positioned at the side plate on right side through corresponding.
The present embodiment is arranged on feed bin outside by hydraulic actuating cylinder, is mainly used in the occasion that granule materials and feed bin are with the space that equipment installs outward, and hydraulic actuating cylinder does not take feed bin volume, and feed bin retrofit work amount is little, it is convenient to install.
As shown in Figure 7 to 9, the engine installation erecting frame 2 of the present embodiment is the unlimited box body structure of one side, and hydraulic actuating cylinder 1 is installed in the engine installation erecting frame 2 of box-like.The piston rod of hydraulic actuating cylinder 1 is connected with pull bar 3 by attaching parts 6, the piston rod of hydraulic actuating cylinder 1, attaching parts 6 are located along the same line with pull bar 3, attaching parts 6 adopts socket bolt to be connected with 3, pull bar, adopt socket bolt can prevent material wearing and tearing bolt surface, avoid occurring because of the bolt surface not easy-to-dismount situation that is worn.Pull bar 3 is installed on feed bin 100 inwalls by mounting clamp 5, hydraulic actuating cylinder 1 is embedded on feed bin 100 bulkheads by engine installation erecting frame 2, be that engine installation erecting frame 2 protrudes from feed bin 100 inwalls, hydraulic actuating cylinder 1 is arranged in engine installation erecting frame 2, and engine installation erecting frame 2 can be isolated by material in feed bin and hydraulic actuating cylinder 1.In engine installation erecting frame 2 bottoms, be provided with gland cover 8, attaching parts 6 is connected with pull bar 3 through gland cover 8, and gland cover 8 is sheathed on attaching parts 6.In gland cover 8, be provided with oil immersion asbestos packing 80, adopt 80 pairs of attaching partss 6 of oil immersion asbestos packing to seal, can realize lubrication and seal on the one hand, prevent that powder from leaking, be applicable to various materials, can carry out dust blowing to the attaching parts 6 stretching in feed bin on the other hand, prevent that material particles from causing wearing and tearing to parts.
In addition, the present embodiment is also processed with the scraper plate mounting hole 3a corresponding with the scraper plate mounting hole 3a position of pull bar 3 top boards on the base plate of pull bar 3, after passing the scraper plate mounting hole 3a on pull bar 3 top boards and base plate, vertical scraper plate 4b is just welded to connect, on the top board of pull bar 3, base plate, scraper plate mounting hole is set, in order to reinforce the installation of vertical scraper plate 4b equally, reduce because weld seam wearing and tearing between vertical scraper plate and pull bar cause the phenomenon that scraper plate comes off from pull bar and occur, guarantee the loose effect of material.
The present embodiment is arranged at feed bin inside by hydraulic actuating cylinder, though take certain feed bin volume, good seal performance, reasonable stress, dredging are effective, receiver bin external space place restriction.
As shown in Figure 10 to Figure 13, the places different from embodiment 2 are: the bin deroppilation machine of the present embodiment is wholy set on the maintenance adapter plate 9 of a rectangle, be that pull bar 3 is fixed on maintenance adapter plate 9 by mounting clamp 5, engine installation erecting frame 2 is also fixed on maintenance adapter plate 9, on feed bin bulkhead, be provided with the installation position of bin deroppilation machine, this installation position is a rectangular through-hole, this installation position size adapts with the size of maintenance adapter plate, maintenance adapter plate 9 is fixed on feed bin 100 by binding bolt, maintenance adapter plate 9 covers the installation position on feed bin, play sealing function.The present embodiment is arranged on feed bin inwall bin deroppilation machine by maintenance adapter plate 9 being installed on feed bin, advantage is bin deroppilation machine to be arranged on maintenance adapter plate, facilitate integral disassembly, assembly, when breaking down, as long as maintenance adapter plate is pulled down and bin deroppilation machine integral body can be taken off from bin wall, overhaul.
With reference to Figure 14, as another embodiment, the cross sectional shape of the pull bar 3 of the present embodiment is roughly groined type, pull bar 3 left sides, the end of right side board is exposed to top board and the base plate of pull bar 3, left, right side board and adjacent top board, weld seam a between base plate is positioned at a left side, right side board and top board, in the right angle forming between base plate, upper as left side board, lower end is exposed to top board and base plate, the formation right angle, place that left side board and top board and left side board and base plate are crossing, this intersection is positioned at left side board inner side, weld seam is positioned at this crossing position, in like manner, right side board and top, structure between base plate is also identical.The intersection of weld seam inner side between side plate and top, base plate, can stop material particles friction welding seam, causes weld failure.
When the hydraulic actuating cylinder 1 of the utility model bin deroppilation machine moves, the piston rod of hydraulic actuating cylinder 1 drives pull bars 3 to move back and forth up and down by attaching parts 6, will stop up buildup loose, and it is moving that it is moved with the hand, and completes block clearing process in the crank motion process of pull bar 3 downwards.Parts of the present utility model adopt wear-resisting steel plate or stainless steel sheet, sturdy and durable, simple and reliable for structure, cleaner adopts sour jujube shape to arrange, dredge stifled efficiency high, drag loose area large, can remove, clear up the buildup causing due to reasons such as heap pressure, wet feed, weathers in feed bin, dredging feed bin, guarantees continuous feeding.
In this specification sheets, various piece adopts the mode go forward one by one to describe, and each part stresses is the difference with other parts, between various piece same or similar part mutually referring to.Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to embodiment illustrated herein, but will meet the wide region consistent with principle disclosed herein and features of novelty.
Claims (10)
1. bin deroppilation machine, comprising:
Be arranged at the engine installation on engine installation erecting frame;
Be arranged at the pull bar on feed bin sidewall, described pull bar is connected with described engine installation by attaching parts and is driven and moved back and forth by described engine installation;
Be arranged at the scraper plate on described pull bar;
It is characterized in that: described pull bar is formed by steel plate butt welding, its cross sectional shape is polygon.
2. bin deroppilation machine according to claim 1, is characterized in that: on the relative side plate of described pull bar, be provided with scraper plate mounting hole, described scraper plate is fixed on described pull bar through described scraper plate mounting hole.
3. bin deroppilation machine according to claim 1 and 2, is characterized in that: described pull bar is formed by 4 block plate welding, and the cross sectional shape of described pull bar is the quadrilateral structure that is square shape.
4. bin deroppilation machine according to claim 3, it is characterized in that: described scraper plate comprises horizontal scraper plate and vertical scraper plate, described horizontal scraper plate through the scraper plate mounting hole on described pull bar side plate, be fixed on described pull bar, described vertical scraper plate through the scraper plate mounting hole on described pull bar top, base plate, be fixed on described pull bar.
5. bin deroppilation machine according to claim 3, is characterized in that: the end of described pull bar left and right side plate is exposed to top board and the base plate of pull bar, the intersection of weld seam between left and right side plate and top board and base plate.
6. bin deroppilation machine according to claim 1, it is characterized in that: described engine installation erecting frame is plank frame, described pull bar is positioned at the opposite side relative with described engine installation of described engine installation erecting frame, on described engine installation erecting frame, be provided with chute and be covered in the closing plate on described chute, described closing plate size is greater than the size of described chute; Described attaching parts through described chute stretch in feed bin, the other end is fixed on described pull bar.
7. bin deroppilation machine according to claim 1, is characterized in that: described engine installation erecting frame is the unlimited box body structure of one side, and described engine installation is arranged in described engine installation erecting frame, and described attaching parts and described pull bar are located along the same line.
8. bin deroppilation machine according to claim 7, is characterized in that: described engine installation erecting frame end is provided with gland cover, is provided with oil immersion asbestos packing in described gland cover, and described attaching parts is connected with described pull bar through described gland cover.
9. according to the bin deroppilation machine described in claim 1 or 7 or 8, it is characterized in that: also comprise maintenance adapter plate, described pull bar and engine installation erecting frame are arranged on described maintenance adapter plate.
10. bin deroppilation machine according to claim 1, is characterized in that: described engine installation is hydraulic actuating cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320481657.5U CN203473634U (en) | 2013-08-07 | 2013-08-07 | Stock bin dredging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320481657.5U CN203473634U (en) | 2013-08-07 | 2013-08-07 | Stock bin dredging machine |
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| Publication Number | Publication Date |
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| CN203473634U true CN203473634U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320481657.5U Expired - Lifetime CN203473634U (en) | 2013-08-07 | 2013-08-07 | Stock bin dredging machine |
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Cited By (15)
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| CN103991723A (en) * | 2014-05-08 | 2014-08-20 | 肖庚戌 | Traditional Chinese medicine decoction piece hopper |
| CN106242231A (en) * | 2016-08-30 | 2016-12-21 | 江苏百新环境工程有限公司 | The stifled type that disappears wet mud stone device |
| CN106267900A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Resin column device |
| CN106267901A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Adjustable resin column |
| CN106345144A (en) * | 2016-08-31 | 2017-01-25 | 朱小琼 | Resin column with adjustable resin compactness |
| CN106362436A (en) * | 2016-08-31 | 2017-02-01 | 朱小琼 | Separator based on controller |
| CN106395171A (en) * | 2016-11-25 | 2017-02-15 | 攀枝花煤业（集团）有限责任公司 | Coal bunker unchoking device |
| CN106390516A (en) * | 2016-08-31 | 2017-02-15 | 朱小琼 | Intelligent separation device |
| CN107010331A (en) * | 2017-05-23 | 2017-08-04 | 郑州三迪建筑科技有限公司 | A kind of industry by-product gypsum dosing hopper |
| CN107265004A (en) * | 2017-06-15 | 2017-10-20 | 广东宝绿特环保设备有限公司 | A kind of arch breaking apparatus and use its production system |
| CN107628380A (en) * | 2017-09-29 | 2018-01-26 | 河南省中利工矿设备制造有限公司 | A kind of hopper dredging system |
| CN109132249A (en) * | 2018-09-30 | 2019-01-04 | 北京晟时电力科技有限公司 | A kind of clear library method of safety and environmental protection and material storage system |
| CN109479448A (en) * | 2018-11-23 | 2019-03-19 | 黄仙才 | A kind of agricultural planting uniform maise seeder units of grain out |
| CN110180784A (en) * | 2019-04-22 | 2019-08-30 | 芜湖慧盈自动化设备有限公司 | A kind of building stones screening installation |
| CN111806905A (en) * | 2020-06-19 | 2020-10-23 | 山东新升实业发展有限责任公司 | Coal bunker capable of preventing high-moisture coal from being bonded |
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- 2013-08-07 CN CN201320481657.5U patent/CN203473634U/en not_active Expired - Lifetime
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| CN103991723B (en) * | 2014-05-08 | 2021-12-28 | 肖庚戌 | Herbal pieces-medicine hopper |
| CN103991723A (en) * | 2014-05-08 | 2014-08-20 | 肖庚戌 | Traditional Chinese medicine decoction piece hopper |
| CN106242231A (en) * | 2016-08-30 | 2016-12-21 | 江苏百新环境工程有限公司 | The stifled type that disappears wet mud stone device |
| CN106362436B (en) * | 2016-08-31 | 2018-09-18 | 朱小琼 | Separator based on controller |
| CN106267900A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Resin column device |
| CN106267901A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Adjustable resin column |
| CN106345144A (en) * | 2016-08-31 | 2017-01-25 | 朱小琼 | Resin column with adjustable resin compactness |
| CN106362436A (en) * | 2016-08-31 | 2017-02-01 | 朱小琼 | Separator based on controller |
| CN106390516A (en) * | 2016-08-31 | 2017-02-15 | 朱小琼 | Intelligent separation device |
| CN106267900B (en) * | 2016-08-31 | 2019-04-12 | 靳琦 | Resin column device |
| CN106345144B (en) * | 2016-08-31 | 2018-12-07 | 朱小琼 | The resin column of adjustable resin compactness |
| CN106395171B (en) * | 2016-11-25 | 2019-04-02 | 攀枝花煤业（集团）有限责任公司 | A kind of bunker dredging device |
| CN106395171A (en) * | 2016-11-25 | 2017-02-15 | 攀枝花煤业（集团）有限责任公司 | Coal bunker unchoking device |
| CN107010331A (en) * | 2017-05-23 | 2017-08-04 | 郑州三迪建筑科技有限公司 | A kind of industry by-product gypsum dosing hopper |
| CN107265004A (en) * | 2017-06-15 | 2017-10-20 | 广东宝绿特环保设备有限公司 | A kind of arch breaking apparatus and use its production system |
| CN107628380A (en) * | 2017-09-29 | 2018-01-26 | 河南省中利工矿设备制造有限公司 | A kind of hopper dredging system |
| CN109132249A (en) * | 2018-09-30 | 2019-01-04 | 北京晟时电力科技有限公司 | A kind of clear library method of safety and environmental protection and material storage system |
| CN109479448A (en) * | 2018-11-23 | 2019-03-19 | 黄仙才 | A kind of agricultural planting uniform maise seeder units of grain out |
| CN110180784A (en) * | 2019-04-22 | 2019-08-30 | 芜湖慧盈自动化设备有限公司 | A kind of building stones screening installation |
| CN111806905A (en) * | 2020-06-19 | 2020-10-23 | 山东新升实业发展有限责任公司 | Coal bunker capable of preventing high-moisture coal from being bonded |
| CN111806905B (en) * | 2020-06-19 | 2021-09-28 | 山东新升实业发展有限责任公司 | Coal bunker capable of preventing high-moisture coal from being bonded |
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