CN204957812U - Pneumatic conveying device - Google Patents
Pneumatic conveying device Download PDFInfo
- Publication number
- CN204957812U CN204957812U CN201520595236.4U CN201520595236U CN204957812U CN 204957812 U CN204957812 U CN 204957812U CN 201520595236 U CN201520595236 U CN 201520595236U CN 204957812 U CN204957812 U CN 204957812U
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- CN
- China
- Prior art keywords
- pipe
- airduct
- ventilation inlet
- spurting
- spurt
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- 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.)
- Expired - Fee Related
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- Air Transport Of Granular Materials (AREA)
Abstract
The utility model provides a pneumatic conveying device, the one end of tuber pipe (2) is connected air intake (1) the other end and is connected with conveying pipe (26), one feed arrangement (3) and tuber pipe (2) intercommunication, the tuber pipe changes step by step and divide into five parts from one end to the material exit end of air intake (1), be straight cartridge type pipeline with wind gap (1) lug connection's the tuber pipe portion of overstocking (21), the pipe diameter reduces gradually and forms the first portion of spurting of toper (22) after that, the pipe diameter continues to reduce gradually the formation tapering littleer toper second portion of spurting (23), (24) vertex of a cone is connected with the second portion of spurting is pipe diameter grow pressure release portion (24) gradually, what be connected with pressure release portion (24) is the pay -off reduced gradually of the pipe diameter portion of spurting (25). Use the device, the material is difficult for the adhesion pipe wall, possess pipe wall clearance function, and the pay -off is more smooth and easy.
Description
Technical field
Relate to a kind of Pneumatic conveyer the utility model, belong to Alcohol Production apparatus field.
Background technology
In the commercial production of ethanol, solid material such as corn part or the corn kernel after pulverizing need be passed through Geldart-D particle by some operation.Because Alcohol Production material moisture is large, when using ordinary straight cartridge type Pipeline transport material, because each several part material movement speed is identical, sense of motion is consistent, material near tube wall easily sticks on official road, and long-time use can reduce transport efficiency, even blocking pipe.And the many employings of existing feed arrangement force high pressure air to spray, or shake the modes such as blanking.High pressure air sprays easily upsets airduct internal gas flow, and material more easily contact with tube wall, if while high-pressure injection time material agglomerating and on easier inwall material being sprayed adhesion road pipeline opposite side of aqueous ingredients.Use vibrations blanking for the high material of aqueous ingredients, between material particles, adhesive force increases, and when material, particle is little, and during the large particle of specific surface area, mating surfaces increases, and it is easier by material jolt ramming to shake, and still easily blocks discharging opening.
Existing Pneumatic conveyer, the straight cylindrical pipeline of many uses is combined with vibrations unloader,, there is material sticks tube wall, the problem of blanking poor effect when carrying the large powder of aqueous ingredients or granule materials in a kind of vacuum transportation device as disclosed in Chinese patent (CN203545152U).
Summary of the invention
The purpose of this utility model is to provide a kind of water-containing materials not easily to adhere to tube wall, possesses tube wall clearing function, and feeding Pneumatic conveyer more smoothly.
For achieving the above object, the utility model comprises an airduct, one end of airduct connects the ventilation inlet other end and is connected with feed pipe, a feed arrangement is communicated with airduct, airduct changes step by step from one end of ventilation inlet to material outlet end and is divided into five parts, the direct coupled airduct portion of overstocking is straight barrel type pipeline with air port, then caliber reduces gradually and forms taper first and to spurt portion, caliber continues to reduce gradually and forms the less taper second of tapering and to spurt portion, what spurt that portion's vertex of a cone is connected is that caliber becomes large pressure release portion gradually with second, what be connected with pressure release portion is that a diminishing feeding of caliber is spurted portion.
Further, the first angle of spurting between cone element cone bottom surface, portion is 40-50 °, and the described second angle of spurting between cone element cone bottom surface, portion is 70-80 °.
Further, described feed arrangement comprises a feed pipe and a discharge nozzle, and feed pipe becomes V-type or U-shaped with discharge nozzle, and the discharging opening of discharge nozzle is positioned at the first upper end, portion or second of spurting and spurts bottom, portion.
Further, described discharge nozzle fixes a pusher pipe away from one end of discharging opening, and this pusher pipe stretches in discharge nozzle, and this pusher pipe is set with a spiral propeller outward.
Further, described pusher pipe and spiral propeller are hollow structure, and spiral propeller tail end has a propelling unit air-valve.
Further, described ventilation inlet has two, and one consistent with mass transport direction, and spurt ventilation inlet and one send direction vertical with material master and overstocks the tangent eddy flow ventilation inlet in portion with airduct.
Further, spurt described in ventilation inlet and eddy flow ventilation inlet is fixed with spurt control cock and eddy flow control cock respectively.
The first portion of spurting arranged can accelerate air-flow velocity, form larger negative pressure at discharging opening and take away material rapidly, mass transport speed is improved in second portion of spurting further, reduce material and tube wall contact time, pressure release portion makes to be about to carry the material speed put in place to slow down, caliber becomes large setting gradually can be prevented from causing material deposit forming negative pressure near wall section, and feeding is spurted portion's small elevation mass transport speed, and preventing reunites in feed pipe deposits.Discharge nozzle and feed pipe are arranged forming V-shape or U-shaped, discharge nozzle discharging direction and mass transport orientation angle is diminished, is beneficial to material smooth delivery of power.The hollow propelling unit arranged in discharge nozzle one end can push material, also air-valve can be opened, blow material by wind-force, prevent clogged up with material discharge nozzle.By arranging two kinds of ventilation inlets, can produce in airduct and spurt and cyclonic effect, the ventilation inlet that every day use is identical with mass transport direction, generation is spurted effect, when tube wall has certain adhesion, some dry materials can be added, increase swirl diffuser air quantity simultaneously, make dry material rotate rising in airduct, eliminate with pipe friction the material sticked on tube wall.
Accompanying drawing explanation
Fig. 1 is the utility model schematic diagram.
Fig. 2 is ventilation inlet schematic diagram.
In figure, 1, ventilation inlet, 2, airduct, 3, feed arrangement, 11, spurt ventilation inlet, and 12, eddy flow ventilation inlet, 13, spurt control cock, 14, eddy flow control cock, 21, airduct overstocks portion, 22, first spurts portion, 23, second spurts portion, and 24, pressure release portion, 25, feeding spurts portion, 26, feed pipe, 31, feed pipe, 32, discharge nozzle, 41, pusher pipe, 42, spiral propeller, 43, propelling unit air-valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
As depicted in figs. 1 and 2, this device comprises an airduct 2, and one end of airduct 2 connects ventilation inlet 1 other end and is connected with feed pipe 26,
A feed arrangement 3 is communicated with airduct 2, described airduct changes step by step from one end of ventilation inlet 1 to material outlet end and is divided into five parts, portion 21 is overstock for straight barrel type pipeline with the direct coupled airduct in air port, what overstock that portion 21 is connected with airduct is that the diminishing taper of caliber first is spurted portion 22, angle between its bus and cone bottom surface is 45 °, what spurt that portion 22 is connected is that caliber continues diminishing taper second and to spurt portion 23 with first, between its bus and its cone bottom surface, angle is 75 °, what spurt that portion 24 is connected is that caliber becomes large pressure release portion 24 gradually with second, what be connected with pressure release portion 24 is that a diminishing feeding of caliber is spurted portion 25.Wherein feed arrangement 3 comprises a feed pipe 31 and a discharge nozzle 32, feed pipe 31 and discharge nozzle 32 one-tenth V-type, and the discharging opening of discharge nozzle 32 is positioned at second and spurts bottom, portion 23.Discharge nozzle 32 fixes a pusher pipe 41 away from one end of discharging opening, and this pusher pipe 41 stretches in discharge nozzle 32, the outer suit of this pusher pipe 41 one spiral propeller 42.This pusher pipe 41 and spiral propeller 42 are hollow structure, and spiral propeller 42 tail end has a propelling unit air-valve 43.
Ventilation inlet 1 is made up of two ventilation inlets, and one consistent with mass transport direction, and spurt ventilation inlet 11 and one send direction vertical with material master and overstocks the tangent eddy flow ventilation inlet 12 in portion 21 with airduct.Described ventilation inlet 11 and the eddy flow ventilation inlet 12 of spurting is fixed with spurt control cock 13 and eddy flow control cock 14 respectively, can regulate intake size.
This device in use, gas enters airduct from ventilation inlet, first portion 22 of spurting can accelerate air-flow velocity, form larger negative pressure at discharging opening and take away material rapidly, second portion 23 of spurting accelerates mass transport speed gradually, reduce material and tube wall contact time, pressure release portion 24 makes to be about to carry the material speed put in place to slow down, caliber becomes large setting gradually can be prevented forming negative pressure herein and cause material to deposit, feeding is spurted portion 25 small elevation mass transport speed, preventing from reuniting deposition in feed pipe 26.
Discharge nozzle 32 and feed pipe 31 are arranged forming V-shape or U-shaped, discharge nozzle 32 discharging direction and mass transport orientation angle is diminished, is beneficial to material smooth delivery of power.The hollow propelling unit arranged in discharge nozzle 32 one end can push material, also propelling unit air-valve 43 can be opened, blow material by wind-force, prevent clogged up with material discharge nozzle.By arranging two kinds of ventilation inlets, can produce in airduct and spurt and cyclonic effect, what every day use was identical with mass transport direction spurt ventilation inlet 11, generation is spurted effect, when tube wall has certain adhesion, some dry materials can be added, increase eddy flow ventilation inlet 12 air quantity simultaneously, make dry material rotate rising in airduct, eliminate with pipe friction the material sticked on tube wall.
Claims (7)
1. a Pneumatic conveyer, comprise an airduct (2), one end of airduct (2) connects ventilation inlet (1) other end and is connected with feed pipe (26), a feed arrangement (3) is communicated with airduct (2), it is characterized in that, described airduct changes step by step from one end of ventilation inlet (1) to material outlet end and is divided into five parts, portion (21) is overstock for straight barrel type pipeline with air port (1) direct coupled airduct, then caliber reduces gradually and forms taper first and to spurt portion (22), caliber continues to reduce gradually and forms the less taper second of tapering and to spurt portion (23), what spurt that portion (24) vertex of a cone is connected is that caliber becomes large pressure release portion (24) gradually with second, what be connected with pressure release portion (24) is that a diminishing feeding of caliber is spurted portion (25).
2. a kind of Pneumatic conveyer according to claim 1, it is characterized in that, described first angle of spurting between portion (22) cone element cone bottom surface is 40-50 °, and the described second angle of spurting between portion (23) cone element cone bottom surface is 70-80 °.
3. a kind of Pneumatic conveyer according to claim 1, it is characterized in that, described feed arrangement (3) comprises a feed pipe (31) and a discharge nozzle (32), feed pipe (31) becomes V-type or U-shaped with discharge nozzle (32), and the discharging opening of discharge nozzle (32) is positioned at the first (22) upper end, portion or second of spurting and spurts portion (23) bottom.
4. a kind of Pneumatic conveyer according to claim 3, it is characterized in that, described discharge nozzle (32) fixes a pusher pipe (41) away from one end of discharging opening, this pusher pipe (41) stretches in discharge nozzle (32), and this pusher pipe (41) is set with a spiral propeller (42) outward.
5. a kind of Pneumatic conveyer according to claim 4, it is characterized in that, described pusher pipe (41) and spiral propeller (42) are hollow structure, and spiral propeller (42) tail end has a propelling unit air-valve (43).
6. a kind of Pneumatic conveyer according to claim 1, it is characterized in that, described ventilation inlet (1) is made up of two ventilation inlets, and a spurt ventilation inlet (11) consistent with mass transport direction and one send direction vertical with material master and overstocks the tangent eddy flow ventilation inlet (12) in portion (21) with airduct.
7. a kind of Pneumatic conveyer according to claim 6, it is characterized in that, described in spurt ventilation inlet (11) and eddy flow ventilation inlet (12) be fixed with the control cock that spurts (13) and eddy flow control cock (14) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595236.4U CN204957812U (en) | 2015-08-07 | 2015-08-07 | Pneumatic conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595236.4U CN204957812U (en) | 2015-08-07 | 2015-08-07 | Pneumatic conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204957812U true CN204957812U (en) | 2016-01-13 |
Family
ID=55052892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520595236.4U Expired - Fee Related CN204957812U (en) | 2015-08-07 | 2015-08-07 | Pneumatic conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204957812U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049020A (en) * | 2016-06-15 | 2016-10-26 | 浙江华尔纺织科技有限公司 | Treatment device for cylindrical fabric |
-
2015
- 2015-08-07 CN CN201520595236.4U patent/CN204957812U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106049020A (en) * | 2016-06-15 | 2016-10-26 | 浙江华尔纺织科技有限公司 | Treatment device for cylindrical fabric |
| CN106049020B (en) * | 2016-06-15 | 2018-10-30 | 华尔科技集团股份有限公司 | The processing unit of tubular woven fabric |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20190807 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |