CN112449884A - Grain storage device with good gas circulation effect - Google Patents
Grain storage device with good gas circulation effect Download PDFInfo
- Publication number
- CN112449884A CN112449884A CN202011302659.4A CN202011302659A CN112449884A CN 112449884 A CN112449884 A CN 112449884A CN 202011302659 A CN202011302659 A CN 202011302659A CN 112449884 A CN112449884 A CN 112449884A
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- grain
- granary
- disc
- grain storage
- gas holes
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- 230000000694 effects Effects 0.000 title claims abstract description 19
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 abstract description 17
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/14—Containers specially adapted for storing
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/16—Arrangements in forage silos
- A01F25/22—Ventilating arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/51—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products
Abstract
The invention relates to the technical field of granaries, in particular to a grain storage device with a good gas circulation effect, which comprises a granary, wherein the granary is provided with a grain inlet and a grain outlet, the cross section of the granary is circular, an inner cylinder body which is vertically arranged is arranged at the axis position of the granary, a grain storage cavity is formed between the outer circumference of the inner cylinder body and the inner wall of the granary, a plurality of first gas holes which are uniformly distributed are formed in the circumferential direction of the inner cylinder body, and a rotating motor is fixedly connected to the outer wall of the top of the granary; the airflow suction and exhaust mechanism is composed of a plurality of fan wheel assemblies which are sequentially overlapped and fixed together and are concentrically arranged, a first fan wheel is fixedly connected between the second disc and the third disc, and the second fan wheel comprises a plurality of second fan plates which are circumferentially arranged. This device adopts the exhaust mode of admitting air all around from the granary to ventilate the granary, adopts the positive reverse ventilation mode of multistage formula simultaneously, and every section ventilation standard is the same, and very big guarantee grain ventilation's homogeneity reduces grain layering phenomenon.
Description
Technical Field
The invention relates to the technical field of granaries, in particular to a grain storage device with a good gas circulation effect.
Background
One of them key of grain safe storage is ventilation often, and the ventilation is favorable to in time distributing away the heat in the grain heap, plays the purpose of ventilation drying simultaneously, and granary generally ventilates from the mode of bottom air inlet among the prior art, and this kind of ventilation mode has a very big shortcoming, and grain heap humidity can produce the layering phenomenon, and upper grain humidity is greater than lower floor's humidity, is unfavorable for the safe storage of grain.
Disclosure of Invention
The invention aims to solve the defect of poor ventilation effect of a granary in the prior art, and provides a grain storage device with good gas circulation effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
a grain storage device with good gas circulation effect, which comprises a granary, wherein the granary is provided with a grain inlet and a grain outlet, the cross section of the granary is circular, an inner cylinder body which is vertically arranged is arranged at the axis position of the granary, a grain storage cavity is arranged between the outer circumference of the inner cylinder and the inner wall of the granary, a plurality of first air holes which are uniformly distributed are arranged on the circumference of the inner cylinder, the first air hole is communicated with the inner cavity of the inner cylinder body and the grain storage cavity, a plurality of second air holes which are uniformly distributed are arranged on the circumferential wall of the granary, the second air hole is communicated with the outside and the grain storage cavity, the air flow suction and exhaust mechanism which is vertically arranged is arranged at the axis of the inner cavity of the inner cylinder body, the two ends of the airflow suction and discharge mechanism are rotatably connected with the top wall and the bottom wall of the granary through support shafts, the support shaft at the top end of the airflow suction and discharge mechanism is in transmission connection with a rotating motor, and the rotating motor is fixedly connected to the outer wall of the top of the granary;
the air flow suction and exhaust mechanism is composed of a plurality of fan wheel assemblies which are sequentially fixed together in an overlapping mode and concentrically arranged, each fan wheel assembly comprises a first disc, a second disc and a third disc which are concentrically arranged, a second fan wheel is fixedly connected between the first disc and the second disc, a first fan wheel is fixedly connected between the second disc and the third disc, the second fan wheel comprises a plurality of second fan plates which are arranged in a circumferential mode, each first fan wheel comprises a plurality of first fan plates which are arranged in a circumferential mode, the inclination directions of the second fan plates and the first fan plates are opposite, and through holes used for communicating a second fan wheel central air flow channel and a first fan wheel central air flow channel are formed in the center of each second disc.
The diameters of the first disc, the second disc and the third disc are the same, the outer diameters of the first disc, the second disc and the third disc are slightly smaller than the inner diameter of the inner cylinder, and the outer diameter of a quasi-ring formed by the first impeller and the outer diameter of a quasi-ring formed by the second impeller are smaller than the diameter of the first disc.
The distance between the outer diameter of the quasi-circular ring formed by the first impeller and the outer diameter of the quasi-circular ring formed by the second impeller and the inner wall of the inner cylinder body is 10-30 mm.
A horizontal pipeline is communicated between part of the first air holes and the second air holes, one end of the pipeline is fixedly connected with the inner cylinder body, the other end of the pipeline is fixedly connected with the inner circumference of the granary, and a plurality of evenly distributed air holes are formed in the circumferential direction of the pipeline.
The granary is characterized in that an outer cylinder body is rotatably connected to the outer circumference of the granary, a plurality of idler wheels are installed at the bottom of the outer cylinder body, a plurality of third air holes are formed in the outer cylinder body, the third air holes correspond to the second air holes in position, the outer cylinder body is rotated, when the third air holes are opposite to the second air holes, external air flow is communicated with the interior of the granary, and when the third air holes are staggered with the second air holes, the second air holes are sealed by the outer cylinder body.
The third pore diameter is larger than the second pore diameter.
The rotating motor is a positive and negative rotating motor.
And a turbulence rod is inserted in the pipeline.
The grain storage device with good gas circulation effect provided by the invention has the beneficial effects that: this device adopts from the granary exhaust mode of admitting air all around to ventilate the granary, adopts the positive reverse ventilation mode of multistage formula simultaneously, and every section ventilation standard is the same, and very big guarantee grain ventilation's homogeneity reduces grain layering phenomenon, owing to adopt the granary mode of admitting air all around, makes grain can with the more abundant contact of external initial air current simultaneously.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a structural diagram illustrating a state where the outer cylinder closes the second air hole according to the present invention;
FIG. 3 is a schematic view of the structure of the present invention showing the moving state of the air flow during operation;
FIG. 4 is a schematic perspective view of the air flow suction and exhaust mechanism of the present invention;
FIG. 5 is a perspective view of a fan assembly according to the present invention;
FIG. 6 is a front view of the fan wheel assembly of the present invention;
FIG. 7 is a schematic view of the dynamic structure of the airflow at the section of FIG. 6A-A when the airflow suction and exhaust mechanism rotates;
FIG. 8 is a schematic view of the section of the airflow dynamic structure of FIG. 6B-B when the airflow suction and exhaust mechanism rotates;
fig. 9 is a schematic view of the internal structure of the pipe of the present invention.
In the figure: the grain bin comprises a roller 1, a first air hole 2, a second air hole 3, a pipeline 4, a third air hole 5, an outer cylinder 6, a grain bin 7, an inner cylinder 8, a rotating motor 9, a support shaft 10, a first fan wheel 11, a second fan wheel 12, a first disc 13, a second fan plate 14, a second disc 15, a first fan plate 16, a third disc 17 and a through hole 18.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, a grain storage device with good gas circulation effect comprises a grain bin 7, wherein the grain bin 7 is provided with a grain inlet and a grain outlet, the cross section of the grain bin 7 is circular, and the ratio of the height of the grain bin 7 to the diameter of the grain bin is 2: 1 to 3: 1, an inner cylinder 8 which is vertically arranged is arranged at the axis position of a granary 7, a grain storage cavity is arranged between the outer circumference of the inner cylinder 8 and the inner wall of the granary 7, the height of the granary is preferably 6 m, the diameter of the granary is preferably 3 m, and the inner diameter of the inner cylinder 8 is 0.4-0.6 m, the structure not only saves space, but also is beneficial to improving the uniformity of ventilation, a plurality of first air holes 2 which are uniformly distributed are circumferentially arranged on the inner cylinder 8, the first air holes 2 are communicated with the inner cavity of the inner cylinder 8 and the grain storage cavity, a plurality of second air holes 3 which are uniformly distributed are arranged on the circumferential wall of the granary 7, the second air holes 3 are communicated with the outside and the grain storage cavity, an air flow suction and discharge mechanism which is vertically arranged is arranged at the axis position of the inner cavity of the inner cylinder 8, two ends of the air flow suction and discharge mechanism are rotationally connected with the top, the rotating motor 9 is fixedly connected with the outer wall of the top of the granary 7;
the airflow suction and exhaust mechanism comprises a plurality of fan wheel assemblies which are sequentially overlapped and fixed together and are concentrically arranged, each fan wheel assembly comprises a first circular disc 13, a second circular disc 15 and a third circular disc 17 which are concentrically arranged, a second fan wheel 12 is fixedly connected between the first circular disc 13 and the second circular disc 15, a first fan wheel 11 is fixedly connected between the second circular disc 15 and the third circular disc 17, the second fan wheel 12 comprises a plurality of second fan plates 14 which are circumferentially arranged, the first fan wheel 11 comprises a plurality of first fan plates 16 which are circumferentially arranged, the inclination directions of the second fan plates 14 and the first fan plates 16 are opposite, and a through hole 18 for communicating a central airflow channel of the second fan wheel 12 with a central airflow channel of the first fan wheel 11 is formed in the center of the second circular disc 15.
Referring to fig. 1, 3 and 5, when active ventilation is needed, a rotating motor 9 is started to enable an air flow suction and discharge mechanism to rotate rapidly, the air flow suction and discharge mechanism is formed by alternately overlapping a plurality of first fan wheels 11 and second fan wheels 12, the inclination directions of fan plates of the first fan wheels 11 and the second fan wheels 12 are opposite, when the air flow suction and discharge mechanism rotates clockwise, referring to fig. 8, the second fan wheels 12 fill air to the center, the outer peripheral side of the second fan wheels 12 is in a negative pressure state, referring to fig. 3, air flow on the peripheral side of the second fan wheels 12 is sucked into the grain storage cavity from the outside, outside air flow passes through a grain pile and enters the center of the second fan wheels 12, and simultaneously, referring to fig. 7, when the air flow suction and discharge mechanism rotates clockwise, the first fan wheels 11 exhaust air to the periphery, the center of the first fan wheels 11 is in a negative pressure state, the air flow sucked by the second fan wheel 12 is conveyed to the center of the first fan wheel 11 through the through hole 18 and is emitted outwards, the air flow around the first fan wheel 11 passes through the grain pile and is discharged to the outside, the whole movement track of the air flow refers to the graph 3, after the air flow moves clockwise for a period of time, the air flow suction and discharge mechanism rotates anticlockwise, the air flow moves reversely, and finally the ventilation step of the granary is completed.
This device adopts from the granary exhaust mode of admitting air all around to ventilate the granary, adopts the positive reverse ventilation mode of multistage formula simultaneously, and every section ventilation standard is the same, and very big guarantee grain ventilation's homogeneity reduces grain layering phenomenon, owing to adopt the granary mode of admitting air all around, makes grain can with the more abundant contact of external initial air current simultaneously.
The diameters of the first disc 13, the second disc 15 and the third disc 17 are the same, the outer diameters of the first disc 13, the second disc 15 and the third disc 17 are slightly smaller than the inner diameter of the inner cylinder 8, the outer diameter of a quasi-ring formed by the first impeller 11 and the outer diameter of a quasi-ring formed by the second impeller 12 are smaller than the diameter of the first disc 13, wherein the quasi-ring is a virtual ring with a cavity in the center formed after the impellers rotate, the virtual ring has an inner diameter and an outer diameter, a gap of 0.5-1 mm is reserved between the disc and the inner cylinder 8, the diameter of the disc is close to the inner wall of the inner cylinder 8, interference caused by air flow communication around the first impeller 11 and the second impeller 12 is avoided, and the air extraction and exhaust effects of the grain pile of the first impeller 11 and the second impeller 12 are better. The distance between the outer diameter of the quasi-circular ring formed by the first impeller 11 and the outer diameter of the quasi-circular ring formed by the second impeller 12 and the inner wall of the inner cylinder 8 is 10-30 mm, and the distance between the first impeller 11 and the inner cylinder 8 and the distance between the second impeller 12 and the inner cylinder 8 are 10-30 mm, so that air flow can enter and be discharged conveniently.
The pipeline 4 that the intercommunication has the level to set up between partial first gas pocket 2 and the second gas pocket 3, 4 one ends of pipeline and the 8 rigid couplings of interior barrel, the circumference rigid couplings in one end and 7 granaries, a plurality of evenly distributed's gas pocket is seted up to 4 circumference of pipeline, refer to figure 9, pipeline 4 is inside to be inserted and to be equipped with the vortex pole, reduce the velocity of flow in pipeline 4 inside through the vortex pole, make better and grain contact of air current, refer to figure 1, set up a plurality of horizontally pipelines in 7 insides of granary, it is good to avoid grain too closely knit to lead to business turn over gas effect, adopt the entering and the discharge of the air current of being convenient for of this kind of structure, the exhaust homogeneity is breathed.
Referring to fig. 1-2, the outer circumference of the granary 7 is rotatably connected with an outer cylinder 6, a plurality of rollers 1 are mounted at the bottom of the outer cylinder 6, the outer cylinder 6 is provided with a plurality of third air holes 5, the positions of the third air holes 5 correspond to the positions of the second air holes 3, the outer cylinder 6 is rotated, when the third air holes 5 are opposite to the second air holes 3, external air flow is communicated with the inside of the granary 7, when the third air holes 5 are staggered with the second air holes 3, the outer cylinder 6 seals the second air holes 3, when the granary needs to be ventilated or sealed, the outer cylinder 6 is rotated to realize the connection and disconnection of the second air holes 3 and the outside, and the aperture of the third air holes 5 is larger than that.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any technical solutions, concepts and designs obtained by equivalent substitutions or changes of the technical solutions and the inventive concepts of the present invention by those skilled in the art within the technical scope of the present invention shall be covered by the scope of the present invention.
Claims (8)
1. A grain storage device with good gas circulation effect comprises a grain bin (7), wherein the grain bin (7) is provided with a grain inlet and a grain outlet, the cross section of the grain bin (7) is circular, and the grain storage device is characterized in that an inner cylinder (8) which is vertically arranged is installed at the axis position of the grain bin (7), a grain storage cavity is arranged between the outer circumference of the inner cylinder (8) and the inner wall of the grain bin (7), a plurality of first gas holes (2) which are uniformly distributed are circumferentially arranged on the inner cylinder (8), the first gas holes (2) are communicated with the inner cavity of the inner cylinder (8) and the grain storage cavity, a plurality of second gas holes (3) which are uniformly distributed are arranged on the circumferential wall of the grain bin (7), the second gas holes (3) are communicated with the outside and the grain storage cavity, a vertically arranged gas flow suction and discharge mechanism is installed at the axis position of the inner cavity of the inner cylinder (8), and two ends of the gas flow suction and discharge mechanism are rotatably connected with the top wall and the bottom, a supporting shaft (10) at the top end of the airflow suction and exhaust mechanism is in transmission connection with a rotating motor (9), and the rotating motor (9) is fixedly connected to the outer wall of the top of the granary (7);
the airflow suction and exhaust mechanism consists of a plurality of fan wheel assemblies which are sequentially overlapped and fixed together and are concentrically arranged, the fan wheel component comprises a first disc (13), a second disc (15) and a third disc (17) which are concentrically arranged, a second fan wheel (12) is fixedly connected between the first disc (13) and the second disc (15), a first fan wheel (11) is fixedly connected between the second disc (15) and the third disc (17), the second fan wheel (12) comprises a plurality of second fan plates (14) which are arranged in a circumferential manner, the first fan wheel (11) comprises a plurality of first fan plates (16) which are arranged in a circumferential manner, the second fan board (14) and the first fan board (16) are inclined in the opposite direction, and a through hole (18) for communicating the central airflow channel of the second fan wheel (12) with the central airflow channel of the first fan wheel (11) is formed in the center of the second disc (15).
2. The grain storage device with the good air circulation effect as claimed in claim 1, wherein the diameters of the first disk (13), the second disk (15) and the third disk (17) are the same, the outer diameters of the first disk (13), the second disk (15) and the third disk (17) are slightly smaller than the inner diameter of the inner cylinder (8), and the outer diameter of a quasi-ring formed by the first impeller (11) and the outer diameter of a quasi-ring formed by the second impeller (12) are smaller than the diameter of the first disk (13).
3. The grain storage device with good air circulation effect as claimed in claim 2, wherein the outer diameter of the quasi-circular ring formed by the first impeller (11) and the outer diameter of the quasi-circular ring formed by the second impeller (12) are 10-30 mm away from the inner wall of the inner cylinder (8).
4. The grain storage device with good gas circulation effect as claimed in claim 1, wherein a horizontally arranged pipeline (4) is communicated between a part of the first gas holes (2) and the second gas holes (3), one end of the pipeline (4) is fixedly connected with the inner cylinder (8), and the other end of the pipeline is fixedly connected with the inner circumference of the granary (7), and a plurality of uniformly distributed gas holes are formed in the circumferential direction of the pipeline (4).
5. The grain storage device with good gas circulation effect according to any one of claims 1 to 4, characterized in that an outer cylinder (6) is rotatably connected to the outer circumference of the grain bin (7), a plurality of rollers (1) are installed at the bottom of the outer cylinder (6), a plurality of third gas holes (5) are formed in the outer cylinder (6), the positions of the third gas holes (5) correspond to the positions of the second gas holes (3), the outer cylinder (6) is rotated, when the third gas holes (5) are opposite to the second gas holes (3), external gas flow is communicated with the inside of the grain bin (7), and when the third gas holes (5) are staggered with the second gas holes (3), the second gas holes (3) are sealed by the outer cylinder (6).
6. A grain storage device with good air circulation effect according to claim 5, characterized in that the third air hole (5) has a larger aperture than the second air hole (3).
7. The grain storage device with good gas circulation effect as claimed in any one of claims 1-4, wherein the rotating motor (9) is a forward and reverse rotating motor.
8. The grain storage device with good air circulation effect as claimed in claim 4, wherein a turbulence bar is inserted in the pipeline (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302659.4A CN112449884B (en) | 2020-11-19 | 2020-11-19 | Grain storage device with good gas circulation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302659.4A CN112449884B (en) | 2020-11-19 | 2020-11-19 | Grain storage device with good gas circulation effect |
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| Publication Number | Publication Date |
|---|---|
| CN112449884A true CN112449884A (en) | 2021-03-09 |
| CN112449884B CN112449884B (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011302659.4A Active CN112449884B (en) | 2020-11-19 | 2020-11-19 | Grain storage device with good gas circulation effect |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1231903A (en) * | 1968-03-04 | 1971-05-12 | ||
| US20060123655A1 (en) * | 2004-12-10 | 2006-06-15 | Ingenieria Mega S.A. | Continuous flow grain dryer |
| CN101086421A (en) * | 2006-08-31 | 2007-12-12 | 徐福贵 | Wind direction-changing and temperature difference drying device for grain |
| CN205681904U (en) * | 2016-06-25 | 2016-11-16 | 陈世海 | Grain negative pressure air drying cabin |
| CN108843603A (en) * | 2018-07-24 | 2018-11-20 | 大连碧蓝节能环保科技有限公司 | Centrifugal blower arranged side by side |
| CN109601144A (en) * | 2019-01-18 | 2019-04-12 | 安徽宏虎粮油有限公司 | A kind of interim storage silo of cereal |
| CN208783276U (en) * | 2018-06-15 | 2019-04-26 | 郑州汇绿科技有限公司 | A kind of agricultural seed storage device |
| CN208924708U (en) * | 2018-08-16 | 2019-06-04 | 桃源县源丰农业科技有限公司 | A kind of Dampproof paddy storage bin |
| CN110067773A (en) * | 2018-01-23 | 2019-07-30 | 青岛海尔智慧厨房电器有限公司 | A kind of impeller, blower and range hood |
-
2020
- 2020-11-19 CN CN202011302659.4A patent/CN112449884B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1231903A (en) * | 1968-03-04 | 1971-05-12 | ||
| US20060123655A1 (en) * | 2004-12-10 | 2006-06-15 | Ingenieria Mega S.A. | Continuous flow grain dryer |
| CN101086421A (en) * | 2006-08-31 | 2007-12-12 | 徐福贵 | Wind direction-changing and temperature difference drying device for grain |
| CN205681904U (en) * | 2016-06-25 | 2016-11-16 | 陈世海 | Grain negative pressure air drying cabin |
| CN110067773A (en) * | 2018-01-23 | 2019-07-30 | 青岛海尔智慧厨房电器有限公司 | A kind of impeller, blower and range hood |
| CN208783276U (en) * | 2018-06-15 | 2019-04-26 | 郑州汇绿科技有限公司 | A kind of agricultural seed storage device |
| CN108843603A (en) * | 2018-07-24 | 2018-11-20 | 大连碧蓝节能环保科技有限公司 | Centrifugal blower arranged side by side |
| CN208924708U (en) * | 2018-08-16 | 2019-06-04 | 桃源县源丰农业科技有限公司 | A kind of Dampproof paddy storage bin |
| CN109601144A (en) * | 2019-01-18 | 2019-04-12 | 安徽宏虎粮油有限公司 | A kind of interim storage silo of cereal |
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| CN112449884B (en) | 2022-10-18 |
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Address after: 232262 Huang'an street, Banqiao Town, Shou county, Huainan City, Anhui Province Patentee after: Anhui Honghu Grain and Oil Co.,Ltd. Country or region after: China Address before: 232262 Huang'an street, Banqiao Town, Shou county, Huainan City, Anhui Province Patentee before: ANHUI HONGHU GRAIN AND OIL CO.,LTD. Country or region before: China |