CN202186727U - Weight loss feeding system - Google Patents
Weight loss feeding system Download PDFInfo
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- CN202186727U CN202186727U CN 201120266313 CN201120266313U CN202186727U CN 202186727 U CN202186727 U CN 202186727U CN 201120266313 CN201120266313 CN 201120266313 CN 201120266313 U CN201120266313 U CN 201120266313U CN 202186727 U CN202186727 U CN 202186727U
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- measuring chute
- main shaft
- screw feeder
- measuring
- gravity feed
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Abstract
The utility model discloses a weight loss feeding system belonging to the technical field of a feeding system, which comprises a charging system, a measuring bin, a spiral conveying system, a feeding bin, an air balance system and a fluidization system. The charging system comprises a stop valve and a pneumatic execution mechanism. The measuring bin comprises a measuring bin body, a weighing sensor and a material flow decompressor arranged in the measuring bin body. The spiral conveying system comprises a stirring mechanism, a spiral feeder and a speed measuring sensor. The air balance system comprises a balance three-way pipe and a butterfly valve execution mechanism. The fluidization system comprises a plurality of fluidization nozzles arranged on the feeding bin and the spiral feeder, an air delivery mechanism and an actuating mechanism. The air delivery mechanism and the actuating mechanism are connected with the fluidization nozzles. Due to the adoption of the weight loss feeding system, materials are ensured to freely fall and enter the spiral feeder in a loose state. Meanwhile, the spiral feeder is effectively ensured to operate stably for a long time and the uniform feeding is also realized. In addition, the measuring precision can be maximally improved so as to meet the control requirements of the production process.
Description
Technical field
The utility model relates to a kind of feeding system, specifically is a kind of gravity feed system, belongs to the feeding system technical field.
Background technology
Existing feeding system generally comprises feed system, measuring chute and delivery system, and the material in the feed hopper gets into measuring chute from feed system, again in delivery system reaches designating apparatus.But the whole feed process of existing feeding system is not steady, measures yet inaccuracy, and causes that so major cause is following: 1, material is piled up in the bottom of feed hopper easily, causes blanking inhomogeneous, to causing very big pressure in the bottom, instability; When 2, material is from feed system entering measuring chute, certain pressure is arranged at its bottom, cause measuring inaccuracy because material directly falls; 3, when the top of measuring chute is closed, be easy to generate pressure in the measuring chute, make the material can not free fall, influence measuring accuracy; When the top of measuring chute again during opening, the material dust can therefrom overflow, and both foul air also influenced measuring accuracy; 4, the material in the measuring chute directly gets into delivery system, and blanking is uneven, is prone to be deposited in the bottom of delivery system, and influence is carried; 5, delivery system is when convey materials, and material basically all is deposited in the delivery system bottom, and transport efficiency is low, and material glues wall, backflow easily.
Summary of the invention
To the problem that above-mentioned prior art exists, the utility model provides a kind of gravity feed system, can effectively address the above problem.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of gravity feed system, comprise feed system, measuring chute, helical conveyer system and feed hopper, and also comprise air balance system and fluo-solid system; Feed system comprises shutoff valve and air-actuator, and shutoff valve is connected with air-actuator; Measuring chute comprises measuring chute body, LOAD CELLS and is arranged on the intrinsic materials flow pressure purger of measuring chute that LOAD CELLS is arranged on the bottom of measuring chute body; Helical conveyer system comprises rabbling mechanism, screw feeder and tachogenerator; Rabbling mechanism comprises stir storehouse, mixer, main shaft sealing device and velocity measurement mechanisms; The discharging opening of rabbling mechanism is connected with the inlet point of screw feeder, and the screw spindle of screw feeder is connected with tachogenerator; The air balance system comprises balance three-way pipe and the butterfly valve actuating unit between the opening on the opening that is located at measuring chute top and feed hopper top; Fluo-solid system is made up of with the gas delivery mechanism and the actuating unit that are attached thereto several fluidization nozzles that are distributed on feed hopper and the screw feeder body; The bottom of feed hopper is connected with an end of shutoff valve, and the other end of shutoff valve is connected with the inlet of measuring chute through being flexible coupling; The outlet at bottom of measuring chute is connected with the inlet of screw feeder through rabbling mechanism.
Further, the materials flow pressure purger comprises discharge cone, decompression awl and breather pipe, and discharge cone is arranged on the entrance of measuring chute, and the decompression awl is arranged on the exit of measuring chute, and the decompression awl is solidly connected with the bottom of breather pipe.
Further; Screw feeder comprises feeder housing, double helix main shaft and main shaft sealing device; The double helix main shaft is arranged on the feeder enclosure interior; Main shaft sealing device is arranged on an end of double helix main shaft, and the helicallobe corresponding to the stir storehouse exit on the double helix main shaft is provided with wear-resistant material layer.
Further, be connected through flexible connecting device between the screw spindle of tachogenerator and screw feeder.
Further, flexible connecting device comprises dull and stereotyped belt, flange and bolt, through bolt dull and stereotyped belt and flange is solidly connected.
Further, the balance three-way pipe comprises three-way pipe body, butterfly scavenge valve and butt flange, the three-way pipe body wherein be equipped with a butterfly scavenge valve on two through holes, the butterfly scavenge valve is connected with the butterfly valve actuating unit.
Further, the fluidization nozzle comprises nozzle body and is arranged on the three layer filtration net on the nozzle body.
Further, screw feeder is from the horizontal by the inclination angle of 17 degree.
Further, main shaft sealing device comprises lubricating oil device, solid lubrication oil pressure delivery duct, anti-leak brasses, anti-leak packing and gland.
Further, the number of helical conveyer system is at least one.
Further, the number of measuring chute outlet is identical with the number of helical conveyer system.
The beneficial effect of the utility model is: be provided with the fluidization nozzle in the bottom of feed hopper, start the fluidization nozzle and can make fluidization of material, avoid the bottom of solid accumulation at feed hopper, reduce its base pressure; Be provided with pressure purger in the measuring chute, reduced the impulsive force that material directly falls measuring chute is produced, avoid material to pile up in the bottom or the helical conveyer system bottom of measuring chute; Between measuring chute and feed hopper, be provided with the balance three-way pipe, both reduced the pressure in the measuring chute, also avoided the pollution of air; Between measuring chute and helical conveyer system, adopt mixer, can make material get into helical conveyer system, effectively guarantee the smooth long term running of screw feeder function, realize even feeding, avoid the uneven situation of feed to take place with loose state; Adopt the double helix main shaft, can avoid feed back; Main shaft sealing device in rabbling mechanism and the screw feeder carries out the tri-layer sealing through coil spring, anti-leak brasses, packing and solid lubrication oil to the double helix main shaft, prevents that fluidized material is excessive; On the blade on the screw spindle of screw feeder entrance, be provided with high-abrasive material, can prolong the service life of main shaft; Screw feeder is arranged to can make material be full of screw feeder from the horizontal by the inclination angle of 17 degree, increases feed concentration; Employing is flexible coupling, and plays cushioning effect, before the system start-up, opens the fluidization nozzle earlier, can avoid solid accumulation or sticking main shaft blade; Finally,, make whole feed process steady, improve its measuring accuracy through the integrated application of said apparatus.The number that in addition, can also increase helical conveyer system improves the rate of delivery of material.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the structural representation of materials flow pressure purger in the utility model;
Fig. 3 is the structural representation of screw feeder in the utility model;
Fig. 4 is the structural representation of flexible connecting device in the utility model;
Fig. 5 is the structural representation of balance three-way pipe in the utility model;
Fig. 6 is a fluidization structure of nozzle scheme drawing in the utility model;
Fig. 7 is the structural representation of feeding system the first half among the embodiment two;
Fig. 8 is the birds-eye view of two helical conveyer systems of feeding system the latter half among the embodiment two.
Among the figure: 1, feed system, 11, shutoff valve, 12, air-actuator, 2, measuring chute, 20, the measuring chute body, 21, LOAD CELLS; 22, materials flow pressure purger, 221, discharge cone, 222, the decompression awl, 223, breather pipe, 3, helical conveyer system; 30, main shaft sealing device, 31, rabbling mechanism, 310, stir storehouse, 311, mixer, 312, velocity measurement mechanisms; 32, screw feeder, 320, the feeder housing, 321, the double helix main shaft, 33, tachogenerator, 34, flexible connecting device; 341, dull and stereotyped belt, 342, flange, 4, feed hopper, 5, the air balance system, 51, the balance three-way pipe; 510, three-way pipe body, 511, the butterfly scavenge valve, 512, butt flange, 52, the butterfly valve actuating unit, 6, fluo-solid system; 61, fluidization nozzle, 610, nozzle body, 611, the three layer filtration net, 62, gas delivery mechanism, 63, actuating unit.
The specific embodiment
To combine specific embodiment and accompanying drawing that the utility model is described further below.
As shown in figures 1 and 3, the utility model comprises feed system 1, measuring chute 2, helical conveyer system 3 and feed hopper 4, also comprises air balance system 5 and fluo-solid system 6; Feed system 1 comprises shutoff valve 11 and air-actuator 12, and shutoff valve 11 is connected with air-actuator 12; Measuring chute 2 comprises measuring chute body 20, LOAD CELLS 21 and is arranged on the materials flow pressure purger 22 in the measuring chute body 20 that LOAD CELLS 21 is arranged on the bottom of measuring chute body 20; Helical conveyer system 3 comprises rabbling mechanism 31, screw feeder 32 and tachogenerator 33; Rabbling mechanism 31 comprises stir storehouse 310, mixer 311, main shaft sealing device 30 and velocity measurement mechanisms 312; The discharging opening of rabbling mechanism 31 is connected with the inlet point of screw feeder 32, and the screw spindle of screw feeder 32 is connected with tachogenerator 33; Air balance system 5 comprises the balance three-way pipe 51 and butterfly valve actuating unit 52 between the opening on the opening that is located at measuring chute 2 tops and feed hopper 4 tops; Fluo-solid system 6 is formed with actuating unit 63 with the gas delivery mechanism that is attached thereto 62 with several fluidization nozzles 61 on screw feeder 32 bodies by being distributed in feed hopper 4; The bottom of feed hopper 4 is connected with an end of shutoff valve 11, and the other end of shutoff valve 11 is connected with the inlet of measuring chute 2 through being flexible coupling; The outlet at bottom of measuring chute 2 is connected with the inlet of screw feeder 32 through rabbling mechanism 31.
As shown in Figure 2, materials flow pressure purger 22 comprises discharge cone 221, decompression awl 222 and breather pipe 223, and discharge cone 221 is arranged on the entrance of measuring chute 2, and decompression awl 222 is arranged on the exit of measuring chute 2, and decompression awl 222 is solidly connected with the bottom of breather pipe 223.
As shown in Figure 3; Screw feeder 32 comprises feeder housing 320, double helix main shaft 321 and main shaft sealing device 30; Double helix main shaft 321 is arranged on feeder housing 320 inside; Main shaft sealing device 30 is arranged on an end of double helix main shaft 321, and the helicallobe corresponding to stir storehouse 310 exits on the double helix main shaft 321 is provided with wear-resistant material layer.
As shown in Figure 4, be connected through flexible connecting device 34 between the screw spindle of tachogenerator 33 and screw feeder 32, flexible connecting device 34 comprises dull and stereotyped belt 341, flange 342 and bolt, through bolt dull and stereotyped belt 341 is solidly connected with flange 342.
As shown in Figure 5, balance three-way pipe 51 comprises three-way pipe body 510, butterfly scavenge valve 511 and butt flange 512, three-way pipe body 510 wherein be equipped with a butterfly scavenge valve 511 on two through holes, butterfly scavenge valve 511 is connected with butterfly valve actuating unit 52.
As shown in Figure 6, fluidization nozzle 61 comprises nozzle body 610 and is arranged on the three layer filtration net 611 on the nozzle body 610.
Further, screw feeder 32 is from the horizontal by the inclination angle of 17 degree.
Further, main shaft sealing device 30 is by lubricating oil device, solid lubrication oil pressure delivery duct, and anti-leak brasses, anti-leak packing and gland are formed.
Further, the number of helical conveyer system 3 is at least one.
Further, the number of measuring chute 2 outlets is identical with the number of helical conveyer system 3.
Before the use, give measuring chute 2 capping value and lower limits earlier.Before the system start-up, start earlier fluo-solid system 6, open fluidization nozzle 61, make the fluidization of material in feed hopper 4 and the screw feeder 32, avoid solid accumulation in the bottom of feed hopper 4 or be bonded on the blade of double helix main shaft 321.Material gets into feed hopper 4, and because of the reason of the bottom fluidization nozzle of feed hopper 4, it can fluidisedly get into measuring chute 2 through feed system 1; Material can be fallen earlier on the discharge cone 221 of measuring chute 2 entrance; Periphery along discharge cone 221 becomes umbrella to fall again, and then, partial material can drop on the decompression awl 222 that is positioned at measuring chute 2 exits; Periphery along decompression awl 222 becomes umbrella to fall again; Minimizing improves its measuring accuracy to the impulsive force of measuring chute 2 bottoms and rabbling mechanism 31, leads to the top of measuring chute 2 with the port of decompression awl 222 bonded assembly breather pipes 223; Air pressure balance about making in the measuring chute 2, but guarantee the material free fall in the measuring chute 2; When the material in the measuring chute 2 is lower than lower limit; System begins in measuring chute 2, to feed in raw material; Control balance three-way pipe 51 makes air outside can get into measuring chute 2 this moment, reduces in the measuring chute by 2 pressure reduction, guarantees to get into the bottom that the material of measuring chute 2 can free fall to measuring chute 2; When the material in the measuring chute 2 reaches higher limit, measuring chute 2 beginning blankings, control balance three-way pipe 51 makes the pressure reduction and the material powder that produce in the measuring chute get into feed hopper 4, has reduced the pollution of air; The material that gets off from measuring chute 4 makes the state that it can be loose get into helical conveyer system 3 again through the stirring of rabbling mechanism 31, guarantees that feed is even, when avoiding feed when big little situation take place; The material that gets into helical conveyer system 3 can make material be full of screw feeder 32 under the situation of double helix main shaft 321 and screw feeder 32 inclination angles 17 degree, and the pulsation-free convey materials increases feed concentration.
Embodiment one: like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6; When whole gravity feed system had only a helical conveyer system 3, measuring chute 2 had an outlet, set the limit and the lower limit of measuring chute 2; Start fluo-solid system 6; Open fluidization nozzle 61, make the fluidization of material in feed hopper 4 and the screw feeder 32, avoid solid accumulation in the bottom of feed hopper 4 or be bonded on the blade of double helix main shaft 321.Material gets into feed hopper 4, and because of the reason of the bottom fluidization nozzle of feed hopper 4, it can fluidisedly get into measuring chute 2 through feed system 1; Material can be fallen earlier on the discharge cone 221 of measuring chute 2 entrance; Periphery along discharge cone 221 becomes umbrella to fall again, and then, partial material can drop on the decompression awl 222 that is positioned at measuring chute 2 exits; Periphery along decompression awl 222 becomes umbrella to fall again; Minimizing improves its measuring accuracy to the impulsive force of measuring chute 2 bottoms and rabbling mechanism 31, leads to the top of measuring chute 2 with the port of decompression awl 222 bonded assembly breather pipes 223; Air pressure balance about making in the measuring chute 2, but guarantee the material free fall in the measuring chute 2; When the material in the measuring chute 2 is lower than lower limit; System begins in measuring chute 2, to feed in raw material; Control balance three-way pipe 51 makes air outside can get into measuring chute 2 this moment, reduces in the measuring chute by 2 pressure reduction, guarantees to get into the bottom that the material of measuring chute 2 can free fall to measuring chute 2; When the material in the measuring chute 2 reaches higher limit, measuring chute 2 beginning blankings, control balance three-way pipe 51 makes the pressure reduction and the material powder that produce in the measuring chute get into feed hopper 4, has reduced the pollution of air; The material that gets off from measuring chute 4 makes the state that it can be loose get into helical conveyer system 3 again through the stirring of rabbling mechanism 31, guarantees that feed is even, when avoiding feed when big little situation take place; The material that gets into helical conveyer system 3 can make material be full of screw feeder 32 under the situation of double helix main shaft 321 and screw feeder 32 inclination angles 17 degree, and the pulsation-free convey materials increases feed concentration.
Embodiment two: like Fig. 7 and shown in Figure 8; When there are two helical conveyer systems 3 in whole gravity feed system; Measuring chute 2 also has two outlets; Each exit is respectively equipped with a decompression awl 222, and two outlets of measuring chute 2 are connected with the inlet point of a helical conveyer system 3 respectively, and the discharge end of helical conveyer system 3 unites two into one.
Set the limit and the lower limit of measuring chute 2, start fluo-solid system 6, open fluidization nozzle 61, make the fluidization of material in feed hopper 4 and the screw feeder 32, avoid solid accumulation in the bottom of feed hopper 4 or be bonded on the blade of double helix main shaft 321.Material gets into feed hopper 4, and because of the reason of the bottom fluidization nozzle of feed hopper 4, it can fluidisedly get into measuring chute 2 through feed system 1; Material can be fallen earlier on the discharge cone 221 of measuring chute 2 entrance; Periphery along discharge cone 221 becomes umbrella to fall again, and then, partial material can drop on the decompression awl 222 that is positioned at measuring chute 2 each exits; Periphery along corresponding decompression awl 222 becomes umbrella to fall again; Minimizing improves its measuring accuracy to the bottom of measuring chute 2 and the impulsive force of rabbling mechanism 31, leads to the top of measuring chute 2 with the port of decompression awl 222 bonded assembly breather pipes 223; Air pressure balance about making in the measuring chute 2, but guarantee the material free fall in the measuring chute 2; When the material in the measuring chute 2 is lower than lower limit; System begins in measuring chute 2, to feed in raw material; Control balance three-way pipe 51 makes air outside can get into measuring chute 2 this moment, reduces in the measuring chute by 2 pressure reduction, guarantees to get into the bottom that the material of measuring chute 2 can free fall to measuring chute 2; When the material in the measuring chute 2 reaches higher limit, measuring chute 2 beginning blankings, control balance three-way pipe 51 makes the pressure reduction and the material powder that produce in the measuring chute get into feed hopper 4, has reduced the pollution of air; The material that gets off from measuring chute 4 makes the state that it can be loose get into helical conveyer system 3 again through the stirring of rabbling mechanism 31, guarantees that feed is even, when avoiding feed when big little situation take place; The material that gets into helical conveyer system 3 can make material be full of screw feeder 32 under the situation of double helix main shaft 321 and screw feeder 32 inclination angles 17 degree, and the pulsation-free convey materials increases feed concentration.Adopt two helical conveyer systems 3 can accelerate material and give situation, save time, the mass transport rate is higher.
Claims (11)
1. a gravity feed system comprises feed system (1), measuring chute (2), helical conveyer system (3) and feed hopper (4), it is characterized in that, also comprises air balance system (5) and fluo-solid system (6);
Described feed system (1) comprises shutoff valve (11) and air-actuator (12), and shutoff valve (11) is connected with air-actuator (12);
Described measuring chute (2) comprises measuring chute body (20), LOAD CELLS (21) and is arranged on the materials flow pressure purger (22) in the measuring chute body (20) that LOAD CELLS (21) is arranged on the bottom of measuring chute body (20);
Described helical conveyer system (3) comprises rabbling mechanism (31), screw feeder (32) and tachogenerator (33); Rabbling mechanism (31) comprises stir storehouse (310), mixer (311), main shaft sealing device (30) and velocity measurement mechanisms (312); The discharging opening of rabbling mechanism (31) is connected with the inlet point of screw feeder (32), and the screw spindle of screw feeder (32) is connected with tachogenerator (33);
Described air balance system (5) comprises balance three-way pipe (51) and the butterfly valve actuating unit (52) between the opening on the opening that is located at measuring chute (2) top and feed hopper (4) top;
Described fluo-solid system (6) is formed by being distributed in several fluidization nozzles (61) on feed hopper (4) and screw feeder (32) body and the gas delivery mechanism (62) that is attached thereto and actuating unit (63);
The bottom of described feed hopper (4) is connected with an end of shutoff valve (11), and the other end of shutoff valve (11) is connected with the inlet of measuring chute (2) through being flexible coupling; The outlet at bottom of measuring chute (2) is connected with the inlet of screw feeder (32) through rabbling mechanism (31).
2. a kind of gravity feed according to claim 1 system; It is characterized in that; Described materials flow pressure purger (22) comprises discharge cone (221), decompression awl (222) and breather pipe (223); Discharge cone (221) is arranged on the entrance of measuring chute (2), and decompression awl (222) is arranged on the exit of measuring chute (2), and decompression awl (222) is solidly connected with the bottom of breather pipe (223).
3. a kind of gravity feed according to claim 1 system; It is characterized in that; Described screw feeder (32) comprises feeder housing (320), double helix main shaft (321) and main shaft sealing device (30); Double helix main shaft (321) is arranged on feeder housing (320) inside, and main shaft sealing device (30) is arranged on an end of double helix main shaft (321), and the helicallobe that double helix main shaft (321) is gone up corresponding to stir storehouse (310) exit is provided with wear-resistant material layer.
4. a kind of gravity feed according to claim 1 system is characterized in that, is connected through flexible connecting device (34) between the screw spindle of described tachogenerator (33) and screw feeder (32).
5. a kind of gravity feed according to claim 4 system is characterized in that described flexible connecting device (34) comprises dull and stereotyped belt (341), flange (342) and bolt, through bolt dull and stereotyped belt (341) and flange (342) is solidly connected.
6. a kind of gravity feed according to claim 1 system; It is characterized in that; Described balance three-way pipe (51) comprises three-way pipe body (510), butterfly scavenge valve (511) and butt flange (512); Three-way pipe body (510) wherein be equipped with a butterfly scavenge valve (511) on two through holes, butterfly scavenge valve (511) is connected with butterfly valve actuating unit (52).
7. a kind of gravity feed according to claim 1 system is characterized in that described fluidization nozzle (61) comprises nozzle body (610) and is arranged on the three layer filtration net (611) on the nozzle body (610).
8. a kind of gravity feed according to claim 1 system is characterized in that described screw feeder (32) is from the horizontal by the inclination angle of 17 degree.
9. a kind of gravity feed according to claim 1 system is characterized in that described main shaft sealing device (30) is by lubricating oil device, solid lubrication oil pressure delivery duct, and anti-leak brasses, anti-leak packing and gland are formed.
10. a kind of gravity feed according to claim 1 system is characterized in that the number of described helical conveyer system (3) is at least one.
11. a kind of gravity feed according to claim 1 system is characterized in that the number of described measuring chute (2) outlet is identical with the number of helical conveyer system (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120266313 CN202186727U (en) | 2011-07-26 | 2011-07-26 | Weight loss feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120266313 CN202186727U (en) | 2011-07-26 | 2011-07-26 | Weight loss feeding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202186727U true CN202186727U (en) | 2012-04-11 |
Family
ID=45918191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120266313 Withdrawn - After Issue CN202186727U (en) | 2011-07-26 | 2011-07-26 | Weight loss feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202186727U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102390729A (en) * | 2011-07-26 | 2012-03-28 | 徐州衡器厂有限公司 | Weightlessness feeding system |
| CN102874727A (en) * | 2012-07-20 | 2013-01-16 | 海门市金昊自动化科技有限公司 | Full-automatic chilli sauce filling machine |
| CN107265137A (en) * | 2017-06-16 | 2017-10-20 | 鞍钢集团矿业有限公司 | A kind of tower silo configures system |
| CN109110521A (en) * | 2018-06-12 | 2019-01-01 | 宁波建辰新型材料有限公司 | Feeding device is used in a kind of cultivation |
| CN114921603A (en) * | 2022-05-31 | 2022-08-19 | 中冶京诚工程技术有限公司 | Spiral type hot state direct reduced iron conveying device and method |
-
2011
- 2011-07-26 CN CN 201120266313 patent/CN202186727U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102390729A (en) * | 2011-07-26 | 2012-03-28 | 徐州衡器厂有限公司 | Weightlessness feeding system |
| CN102390729B (en) * | 2011-07-26 | 2013-04-03 | 徐州衡器厂有限公司 | Weightlessness feeding system |
| CN102874727A (en) * | 2012-07-20 | 2013-01-16 | 海门市金昊自动化科技有限公司 | Full-automatic chilli sauce filling machine |
| CN107265137A (en) * | 2017-06-16 | 2017-10-20 | 鞍钢集团矿业有限公司 | A kind of tower silo configures system |
| CN107265137B (en) * | 2017-06-16 | 2019-03-29 | 鞍钢集团矿业有限公司 | A kind of tower silo configuration system |
| CN109110521A (en) * | 2018-06-12 | 2019-01-01 | 宁波建辰新型材料有限公司 | Feeding device is used in a kind of cultivation |
| CN109110521B (en) * | 2018-06-12 | 2020-10-30 | 绍兴金楚印染有限公司 | Feeding device for cultivation |
| CN114921603A (en) * | 2022-05-31 | 2022-08-19 | 中冶京诚工程技术有限公司 | Spiral type hot state direct reduced iron conveying device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120411 Effective date of abandoning: 20130403 |
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| RGAV | Abandon patent right to avoid regrant |