CN108328337B - Pressure-feeding type pneumatic conveying device - Google Patents
Pressure-feeding type pneumatic conveying device Download PDFInfo
- Publication number
- CN108328337B CN108328337B CN201810222385.4A CN201810222385A CN108328337B CN 108328337 B CN108328337 B CN 108328337B CN 201810222385 A CN201810222385 A CN 201810222385A CN 108328337 B CN108328337 B CN 108328337B
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- CN
- China
- Prior art keywords
- buffer layer
- conveying
- pneumatic conveying
- pipe
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 32
- 238000000034 method Methods 0.000 abstract description 8
- 241001553178 Arachis glabrata Species 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 235000020232 peanut Nutrition 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000011257 shell material Substances 0.000 description 2
- 239000012773 agricultural material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/52—Adaptations of pipes or tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0202—Agricultural and processed food products
- B65G2201/0211—Fruits and vegetables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The invention belongs to the technical field of agricultural machinery, and particularly relates to a pneumatic conveying device which comprises a feed hopper, a feeder arranged below the feed hopper, a mixing chamber arranged below the feeder, a feed bin and a fan, wherein one side of the mixing chamber is provided with a discharge hole, the other side opposite to the discharge hole is provided with an air inlet, a conveying pipe is connected between the discharge hole and the feed bin, a bent pipe is connected in series on the conveying pipe, a buffer layer is arranged on the inner wall surface of the outer side wall of the bent pipe, a smooth layer is arranged on one side, far away from the inner wall surface, of the buffer layer, an observation hole is arranged on the outer side wall of the bent pipe corresponding to the buffer layer, and an air supply pipe is arranged between the fan and the air inlet. The pneumatic conveying device can conveniently control the conveying direction and improve the conveying efficiency, and can reduce the damage of materials in the conveying process.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a pressure-transmitting type pneumatic conveying device.
Background
In the agricultural material conveying process, shell materials such as peanuts and the like usually adopt bucket lifting, scraper lifting, belt conveying and spiral conveying modes, but the main defects are that the conveying direction is not easy to control, the conveying efficiency is low, and the shell is easy to damage in the conveying process.
Disclosure of Invention
The invention aims to provide a pneumatic conveying device which can conveniently control the conveying direction and improve the conveying efficiency and can reduce the damage of materials in the conveying process.
The invention is realized in such a way, the pneumatic conveying device comprises a feed hopper, a feeder arranged below the feed hopper, a mixing chamber arranged below the feeder, a bin and a fan, wherein one side of the mixing chamber is provided with a discharge hole, the other side opposite to the discharge hole is provided with an air inlet, a conveying pipe is connected between the discharge hole and the bin, an elbow pipe is connected in series on the conveying pipe, a buffer layer is arranged on the inner wall surface of the outer side wall of the elbow pipe, a smooth layer is arranged on one side, far away from the inner wall surface, of the buffer layer, an observation hole is arranged on the outer side wall of the elbow pipe, corresponding to the buffer layer, and a blast pipe is arranged between the fan and the air inlet.
As an improvement, the buffer layer is a rubber layer or a silica gel layer, and the buffer layer is adhered and fixed with the inner wall surface of the outer side wall of the bent pipe.
As a modification, the thickness of the buffer layer is 4 mm.
As a modification, the smooth layer is teflon high Wen Jiaobu.
As an improvement, the thickness of the smooth layer is 0.5 mm or less.
As an improvement, the observation holes are provided in plurality.
As an improvement, the feed bins are provided with a plurality of feed bins, and three-way reversing valves are respectively connected in series at the positions of the feed bins except for the tail end of the feed bin on the feed conveying pipe.
Due to the adoption of the technical scheme, the pneumatic conveying device comprises a feeding hopper, a feeder arranged below the feeding hopper, a mixing chamber arranged below the feeder, a storage bin and a fan, wherein one side of the mixing chamber is provided with a discharge hole, the other side opposite to the discharge hole is provided with an air inlet, a conveying pipe is connected between the discharge hole and the storage bin, an elbow is connected in series on the conveying pipe, a buffer layer is arranged on the inner wall surface of the outer side wall of the elbow, a smooth layer is arranged on one side, far away from the inner wall surface, of the buffer layer, an observation hole is arranged on the outer side wall of the elbow corresponding to the buffer layer, and an air supply pipe is arranged between the fan and the air inlet.
Starting a fan and conveying shelled materials such as peanuts into a feed hopper, enabling the materials to enter a mixing chamber from the feed hopper through a distributor, blowing the materials in the mixing chamber by the fan through a blast pipe into the mixing chamber, blowing the materials out of a discharge hole, conveying the materials into a feed bin through a conveying pipe, and because the materials are conveyed through the conveying pipe and the conveying direction can be changed through a serially connected bent pipe, the conveying direction can be conveniently controlled, a buffer layer is arranged on the inner wall surface of the outer side wall of the bent pipe, buffering is formed on the high-speed materials in the conveying pipe, the damage caused by the impact of the materials with the inner wall surface of an iron bent pipe can be greatly reduced, a smooth layer is arranged on the buffer layer, the problem that the materials are blocked in the conveying process due to the direct contact of the materials with the buffer layer is avoided, and the operation smoothness and the operation efficiency are improved; the buffer layer is arranged on the outer side wall of the bent pipe, and the buffer layer is arranged on the outer side wall of the bent pipe; the pneumatic conveying device provided by the embodiment of the invention can conveniently control the conveying direction and improve the conveying efficiency, and can reduce the damage of materials in the conveying process.
Drawings
FIG. 1 is a schematic diagram of a pneumatic conveying apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the cross-section at A in FIG. 1;
wherein, 10 parts of the material are provided with a feed hopper, 11 parts of the material are provided with a feeder, 12 parts of the material are provided with a mixing chamber, 13 parts of the material are provided with a feed bin, 131 parts of the material are provided with an air outlet, 132 parts of the material are provided with a discharger, 14 parts of the material are provided with a material conveying pipe, 141, bent pipes, 142, observation holes, 143, a three-way reversing valve, 15, a fan, 16, an air supply pipe, 21, a buffer layer, 22 and a smooth layer.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As can be seen from fig. 1 and 2, the pneumatic conveying apparatus comprises a feeding hopper 10, a feeder 11 installed below the feeding hopper 10, a mixing chamber 12 installed below the feeder 11, a stock bin 13, and a blower 15, wherein one side of the mixing chamber 12 is provided with a discharge port, the other side opposite to the discharge port is provided with an air inlet, a conveying pipe 14 is connected between the discharge port and the stock bin 13, the conveying pipe 14 is connected with an elbow pipe 141 in series, the inner wall surface of the outer side wall of the elbow pipe 141 is provided with a buffer layer 21, one side of the buffer layer 21 far away from the inner wall surface is provided with a smooth layer 22, the outer side wall of the elbow pipe 141 is provided with an observation hole 142 corresponding to the buffer layer 21, and a blast pipe 16 is arranged between the blower 15 and the air inlet.
The blower 15 is started and conveys shelled materials such as peanuts and the like into the feed hopper 10, the materials enter the mixing chamber 12 from the feed hopper 10 through the distributor 121, the blower 15 blows air into the mixing chamber 12 through the air supply pipe 16, the materials in the mixing chamber 12 are blown out from the discharge port, and the materials are conveyed into the storage bin 13 through the conveying pipe 14; the outer side wall of the bent pipe 14 is provided with the observation hole 142 corresponding to the buffer layer 21, so that the buffer layer 21 can be observed, and the overhaul is convenient; the pneumatic conveying device provided by the embodiment of the invention can conveniently control the conveying direction and improve the conveying efficiency, and can reduce the damage of materials in the conveying process.
In this embodiment, the buffer layer 21 is usually a rubber layer, or other elastic material layers such as a silica gel layer may be used, the buffer layer 21 is adhered and fixed to the inner wall surface of the outer side wall of the elbow 141, and the thickness of the buffer layer 21 is usually 4 mm; the smooth layer 22 is a Teflon high-temperature adhesive tape bonded with the buffer layer 21, and the Teflon high-temperature adhesive tape has the characteristics of wear resistance and small friction, so that the problem of blockage of materials in the conveying process caused by direct contact of the materials with the buffer layer 21 can be reduced, the smoothness and the working efficiency of the operation are improved, the thickness of the smooth layer 22 is less than or equal to 0.5 millimeter, the thickness is small and negligible, and the smoothness and the working efficiency of the operation are further improved.
In this embodiment, the blower 15 is typically a Roots blower or a high-pressure blower.
In this embodiment, the bins 13 are provided with a plurality of bins 13, and each bin 13 except for the end bin 13 on the material conveying pipe 14 is respectively connected in series with a three-way reversing valve 143, so that materials can be conveyed to a plurality of bins 13 at the same time, and the working efficiency can be improved.
In this embodiment, the feeder 121 is an impeller type feeder, and includes a cylindrical housing, an impeller installed in the cylindrical housing, a feeder inlet provided at an upper portion of the cylindrical housing, and a feeder outlet provided at a lower portion of the cylindrical housing; the motor provides rotating power for the impeller, and the motor is connected with the impeller in a transmission way through the speed reducer, so that the rotating speed of the impeller can be conveniently controlled, and the device is suitable for conveying different materials.
In this embodiment, a plurality of observation holes 142 are provided at intervals, so that observation can be performed at different positions of the buffer layer 21.
In this embodiment, the top of the bin 13 is provided with the air outlet 131, the bottom of the bin 13 is provided with the discharger 132, and the air can be discharged by arranging the air outlet 131 at the top of the bin 13 as the material enters the bin 13 along with the air flow.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The pneumatic conveying device is characterized by comprising a feeding hopper, a feeder arranged below the feeding hopper, a mixing chamber arranged below the feeder, a bin and a fan, wherein one side of the mixing chamber is provided with a discharge hole, the other side opposite to the discharge hole is provided with an air inlet, a conveying pipe is connected between the discharge hole and the bin, an elbow is connected in series on the conveying pipe, a buffer layer is arranged on the inner wall surface of the outer side wall of the elbow, a smooth layer is arranged on one side, far away from the inner wall surface, of the buffer layer, an observation hole is formed in the outer side wall of the elbow, corresponding to the buffer layer, and an air supply pipe is arranged between the fan and the air inlet.
2. The pneumatic conveying apparatus according to claim 1, wherein the buffer layer is a rubber layer or a silica gel layer, and the buffer layer is adhered and fixed to an inner wall surface of an outer side wall of the elbow.
3. A pneumatic conveying apparatus as claimed in claim 2, wherein the cushioning layer has a thickness of 4 mm.
4. A pneumatic conveying apparatus as claimed in claim 1, wherein the smooth layer is teflon-high Wen Jiaobu.
5. A pneumatic conveying apparatus as claimed in claim 4, wherein the smooth layer has a thickness of 0.5 mm or less.
6. A pneumatic conveying apparatus according to claim 1, wherein a plurality of observation holes are provided.
7. A pneumatic conveying apparatus as claimed in any one of claims 1 to 6, wherein a plurality of bins are provided, and a three-way reversing valve is connected in series to each bin of the conveying pipe except the bin at the end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810222385.4A CN108328337B (en) | 2018-03-19 | 2018-03-19 | Pressure-feeding type pneumatic conveying device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810222385.4A CN108328337B (en) | 2018-03-19 | 2018-03-19 | Pressure-feeding type pneumatic conveying device |
Publications (2)
Publication Number | Publication Date |
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CN108328337A CN108328337A (en) | 2018-07-27 |
CN108328337B true CN108328337B (en) | 2024-03-12 |
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ID=62930994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810222385.4A Active CN108328337B (en) | 2018-03-19 | 2018-03-19 | Pressure-feeding type pneumatic conveying device |
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CN (1) | CN108328337B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112110271B (en) * | 2020-10-19 | 2022-06-17 | 山东希望食品股份有限公司 | A forced lubrication formula pneumatic conveyor for food processing |
CN113170649B (en) * | 2021-04-20 | 2022-01-14 | 农业农村部南京农业机械化研究所 | Large-grain edible bean combine harvester |
CN114476685B (en) * | 2022-03-02 | 2024-05-17 | 安徽合力股份有限公司合肥铸锻厂 | Lost foam copolymer multipoint feeding and conveying system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202828953U (en) * | 2012-04-23 | 2013-03-27 | 中国二冶集团有限公司 | Abrasion resistant elbow |
CN104512725A (en) * | 2013-09-30 | 2015-04-15 | 宁夏嘉翔自控技术有限公司 | Boiler dust removal pneumatic transmission system |
CN205078975U (en) * | 2015-10-28 | 2016-03-09 | 江西赛维Ldk光伏硅科技有限公司 | A swan neck system and granule material delivery system for granule material is carried |
CN105775749A (en) * | 2014-12-18 | 2016-07-20 | 重庆市华旭能源科技有限公司 | Pressure feed type powdery material conveying device |
CN206288702U (en) * | 2016-12-07 | 2017-06-30 | 河南理工大学 | A kind of mineral grain eddy flow air-transport system |
CN208234136U (en) * | 2018-03-19 | 2018-12-14 | 农业部南京农业机械化研究所 | Pressure sending type Pneumatic conveyer |
-
2018
- 2018-03-19 CN CN201810222385.4A patent/CN108328337B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202828953U (en) * | 2012-04-23 | 2013-03-27 | 中国二冶集团有限公司 | Abrasion resistant elbow |
CN104512725A (en) * | 2013-09-30 | 2015-04-15 | 宁夏嘉翔自控技术有限公司 | Boiler dust removal pneumatic transmission system |
CN105775749A (en) * | 2014-12-18 | 2016-07-20 | 重庆市华旭能源科技有限公司 | Pressure feed type powdery material conveying device |
CN205078975U (en) * | 2015-10-28 | 2016-03-09 | 江西赛维Ldk光伏硅科技有限公司 | A swan neck system and granule material delivery system for granule material is carried |
CN206288702U (en) * | 2016-12-07 | 2017-06-30 | 河南理工大学 | A kind of mineral grain eddy flow air-transport system |
CN208234136U (en) * | 2018-03-19 | 2018-12-14 | 农业部南京农业机械化研究所 | Pressure sending type Pneumatic conveyer |
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CN108328337A (en) | 2018-07-27 |
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