CN104192572B - The adjustable air compensation device of a kind of Pneumatic conveying pipeline - Google Patents
The adjustable air compensation device of a kind of Pneumatic conveying pipeline Download PDFInfo
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- CN104192572B CN104192572B CN201410452727.3A CN201410452727A CN104192572B CN 104192572 B CN104192572 B CN 104192572B CN 201410452727 A CN201410452727 A CN 201410452727A CN 104192572 B CN104192572 B CN 104192572B
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Abstract
The invention discloses the adjustable air compensation device of a kind of Pneumatic conveying pipeline, comprise tonifying Qi supervisor, air inlet pipe (9), tonifying Qi supervisor is metallurgical composite double layer metal tube, and the hardness of its internal layer is greater than skin; Adjustable air compensation device is provided with tonifying Qi adjusting device, and the structure of tonifying Qi adjusting device is: in air inlet pipe (9), be provided with tonifying Qi adjustment seat (7) and tolerance adjusting bolt (8); Tolerance adjusting bolt (8) is threaded connection structure and is arranged in tonifying Qi adjustment seat (7). Adopt technique scheme, simple in structure; Installation, construction, easy to use; Anti-wear performance, impact resistance are good; Life-span is long, actual operational failure rate is low; Owing to being provided with supplementary air volume regulating device, avoid the waste of supplementary gas, there is the function of energy-saving and environmental protection, thereby the needs of safe, efficient, the stable high hardness material such as remote conveying sintering machine dedusting ash and casting model powder are met, by the invigorating vital energy device of air conveying that progressively replaces prior art mode and make.
Description
Technical field
The invention belongs to the technical field of Pneumatic conveying pipeline. Specifically, the present invention relates to a kind of pneumatic transportingSend pipeline adjustable air compensation device.
Background technology
Because national environmental protection policy is more and more higher to the outer row's of smelter requirement, simultaneously in order to meetISO14001, to the improved requirement of smelter operation field environmental factor, further integrates with international standard,Smelter sintering machine dedusting ash, by past semi-open-type or canned Automobile Transportation, is entered for totally enclosed gasPower mode of movement, has thoroughly solved the leakage in dedusting ash loading, unloading and transportation, the problem of splashing, and improvesOperation field environment, reduced the wasting of resources.
The general technology that sintering machine dedusting ash strength is carried is: dedusting ash enters pipeline after entering cone pump fluidisation,Conveyance conduit need be spaced a distance and air compensation device is set carries out tonifying Qi boost pressure regulation, remote to meet dedusting ashThe needs of carrying; Simultaneously according to the product ash amount of the different operating modes of sintering machine, by regulating air compensation to control dedustingThe conveying capacity of ash. Casting sand induction system technique is identical with sintering dust separation ash induction system technological requirement.
At present, high rigidity media feed system, as sintering machine dedusting ash and casting sand air-transport system instituteThe air compensation device using has following problem:
1, two types of air compensation devices that conventional monometallic or monometallic+composite ceramic material is made, use the longevityOrder short, change frequently, and air compensation can not regulate, can not meet air-transport system safety, stable,Requirement efficiently. Need a kind of anti-wear performance good, the wear-resisting air supplement device that material energy impact property is high meets specialThe requirement of different operating mode.
2, the working method of the supplementary gas of air compensation regulator is divided into permanent tolerance air compensation device and becomes tolerance air compensation device two at presentKind:
For the air-transport system that adopts the tonifying Qi of permanent tolerance mode, because air compensation cannot be according to pumped (conveying) mediumThe variation of amount and changing, causes a large amount of wastes that supplement gas;
And adopting the system that becomes tolerance regulative mode, routine arranges adjusting gas coutrol valve one tonifying Qi house stewardRealize the adjusting of air compensation, at each air compensation device, benefit aeration control device is not set. But pneumatic carrierIn curb journey, the resistance of each section of pipeline is damaged all different. Utilize in the system of house steward's tolerance regulative mode, eachThe air consumption of air compensation device is identical, can not, according to different pipeline resistance damage conditions, regulate on the spot and supplement tolerance, andCause the waste that supplements gas.
Therefore, need a kind of air compensation regulator that can conveniently regulate air compensation according to Pipeline transport situation, comeSolve the problem of energy waste.
Summary of the invention
The invention provides the adjustable air compensation device of a kind of Pneumatic conveying pipeline, its objective is the tune that conveniently carries out air compensationJoint.
To achieve these goals, the technical scheme that the present invention takes is:
Pneumatic conveying pipeline of the present invention is adjustable air compensation device, comprises tonifying Qi supervisor, air inlet pipe; Described tonifying QiSupervisor is metallurgical composite double layer metal tube, and the hardness of its internal layer is greater than skin; Described adjustable air compensation device is provided withTonifying Qi adjusting device, the structure of described tonifying Qi adjusting device is: in described air inlet pipe, be provided with tonifying Qi and adjustJoint seat and tolerance adjusting bolt; Tolerance adjusting bolt is threaded connection structure and is arranged in tonifying Qi adjustment seat.
Described tonifying Qi supervisor's periphery is provided with annular baffle ring, described tonifying Qi supervisor be provided with multiple forThe air flue of tonifying Qi; In described tonifying Qi supervisor's periphery, be also provided with annular groove, described groove and baffle ringForm annular gas distributing chamber, described air flue is communicated with air inlet pipe by gas distributing chamber.
The angle of the airintake direction of described air flue and Flow of Goods and Materials direction is greater than 0 °, is less than 90 °.
Described tolerance adjusting bolt is provided with electronic or pneumatic drive unit.
The present invention adopts technique scheme, simple in structure; Installation, construction, easy to use; Anti-wear performance,Impact resistance is good; Life-span is long, actual operational failure rate is low; Owing to being provided with supplementary air volume regulating device,Avoid the waste of supplementary gas, there is the function of energy-saving and environmental protection, thereby met safety, efficient, stableThe needs of the high hardness material such as remote conveying sintering machine dedusting ash and casting model powder, will progressively replace existing skillThe invigorating vital energy device of air conveying that art mode is made.
Brief description of the drawings
Mark in accompanying drawing content and figure to this description is briefly described below:
Fig. 1 is structural representation of the present invention.
In figure, be labeled as:
1, charging aperture, 2, baffle ring, 3, gas distributing chamber, 4, air flue, 5, gas thing mixing chamber, 6, air inlet,7, tonifying Qi adjustment seat, 8, tolerance adjusting bolt, 9, air inlet pipe, 10, discharging opening.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is done furtherDetailed explanation, to help those skilled in the art to have completeer to inventive concept of the present invention, technical schemeWhole, accurate and deep understanding.
Recycle link and be cast as molding sand in smelter sintering machine dedusting ash and carry these long-distance pipesIn induction system, need in the middle of conveyance conduit, set up multiple air compensation devices, to meet the steady of higher density mediumFixed conveying. But because the larger height of hardness, density of pumped (conveying) medium is large to abrasion of conveying pipes, cause existing defeatedSend the air compensation device life-span of the monometallic material making using in system short, change frequently; And employing monometallic+inThe air compensation device of lining ceramic material, because ceramic lining impact resistance is poor, in the time carrying high rigidity medium,The air compensation device of these two kinds of structures all cannot solve the problem that equipment attrition is serious, service life is short.
The present invention is for high rigidity medium strength delivery system such as Sintering Process of Iron Making dedusting ash and casting sand type materialsSystem, the tonifying Qi being specifically related in the remote air-transport system such as sintering machine dedusting ash and casting sand type material is adjustedJoint controlling unit. It is a kind of wear-resisting air compensation regulator simple and easy, that anti-wear performance is good of constructing. Existing in order to overcomeHave the deficiency of two kinds of air compensation devices in technology, design and the one that provides simple in structure, easy to install, specialIt not long, the low air compensation regulator of actual operational failure rate of wear-resistant, life-span.
Structure as shown in Figure 1, is the adjustable air compensation device of Pneumatic conveying pipeline of the present invention, comprise tonifying Qi supervisor,Air inlet pipe 9; One end of described tonifying Qi supervisor is charging aperture 1, and the other end is discharging opening 10. Air inlet pipe 9 is logicalCrossing air inlet 6 is connected with compressed air unit.
Charging aperture 1 and gas material mixing chamber 5, discharging opening 10 are by same metallurgical composite bimetal pipe machiningBe made. Charging aperture 1, discharging opening 10, air inlet 6 do not arrange adpting flange, but adopt bimetallicMultiple tube self material Site Welding, installs and uses.
In order to solve the problem of prior art existence and to overcome its defect, realize the adjusting of conveniently carrying out air compensationGoal of the invention, the technical scheme that the present invention takes is:
As shown in Figure 1, the tonifying Qi supervisor in the present invention is metallurgical composite double layer metal tube, the hardness of its internal layerBe greater than skin. Feed cavity and mixing of materials cavity wall are the wear resistant inner layer materials of metallurgical composite bimetal pipe material.
The inner layer material of metallurgical composite bimetal pipe be anti-wear performance good, can hot worked tube material; OuterFor can weld, can hot-working carbon structural steel or low-alloy steel material, technique is according to emerging cast tube shareThe bimetallic metallurgical composite wear-resisting plumber process (ZL201010102783.6) of company is manufactured. Due to metallurgyThe resistance to impact that combination process inner layer material is high and spalling resistance, in air compensation device inside, anti-wear performance is good, resistance toImpact strength is high; Conventional monometallic material wear ability poor and lined ceramics material impact-resistant and resistance to stripping are solvedFalling property poor service life of causing is short, need the frequent defect of changing; And cladding material good welding performance, constructionEasy to make, make the air compensation device life-span exceed life-span of conveyance conduit, can adopt the mode of normal weldingConstruction.
This air compensation regulator has construction and installation facility, easy to use, material weldability good, anti-wear performance,The feature that impact resistance is good. After the tonifying Qi control valve of compressed air by air inlet pipe 9 regulates, enter intoAir chamber, then regulate and the material entering through feed cavity through air flue, in mixing of materials chamber internal mix.
Adjustable air compensation device of the present invention is provided with tonifying Qi adjusting device, and the structure of described tonifying Qi adjusting device is:In described air inlet pipe 9, be provided with tonifying Qi adjustment seat 7 and tolerance adjusting bolt 8; Tolerance adjusting bolt 8 is passed throughScrew connection structure is arranged in tonifying Qi adjustment seat 7.
Because wear-resisting air compensation regulator itself is provided with supplementary air volume regulating device, avoid the waste of supplementary gas,There is the function of energy-conserving and environment-protective, thereby met safe, efficient, stable remote conveying sintering machine dedustingThe needs of the high hardness materials such as ash and casting model powder.
Described tonifying Qi supervisor's periphery is provided with annular baffle ring 2, described tonifying Qi supervisor be provided with multiple forThe air flue 4 of tonifying Qi; In described tonifying Qi supervisor's periphery, be also provided with annular groove, described groove and baffle ring2 form annular gas distributing chamber 3, and described air flue 4 is communicated with air inlet pipe 9 by gas distributing chamber 3.
Baffle ring 2 and the common composition of air flue 4 gas distributing chamber 3; Gas distributing chamber 3 is connected with air inlet pipe 9; Air flue 4 and gasThing mixing chamber 5 communicates. Air intake duct 4 is opened on bimetal tube body, need not make separately valve actuating mechanism.Air flue 4 is opened on the metallurgical composite bimetal pipe isometrical with conveyance conduit, air flue 4 and Flow of Goods and Materials directionIn a certain angle.
Tolerance adjusting bolt 8 and tonifying Qi adjustment seat 7 are arranged on the air inlet pipe 9 between air inlet 6 and gas distributing chamber 3On. The air ejection space of air flue 4 in tonifying Qi supervisor, forms gas material mixing chamber 5, at gas material mixing chamber 5,Tonifying Qi with pipeline in mixing of materials, strength imparting material flow.
Tonifying Qi adjusting bolt 8 is used in conjunction with in the tonifying Qi adjustment seat 7 matching with distribution total amount, is used for regulatingEnter the tolerance of gas distributing chamber by air inlet pipe 9. If need real-time, fine adjustment air compensation, can be by adjustingBolt installs electronic or pneumatic driving head additional, also belongs to protection scope of the present invention.
Charging aperture 1, gas material mixing chamber 5, discharging opening 10 are by a metallurgical composite bimetal pipe machiningBecome; The charging aperture 1 directly contacting with material is that anti-wear performance is good with the internal layer of gas material mixing chamber 5, discharging opening 9High abrasion metal material, do not need to adhere to high-abrasive material protection by other process at body internal layer.
The present invention is applied in the pneumatic conveyer system of carrying high rigidity medium, aspect energy-conservation and service lifeThere is great superiority, easy to install, become strength and carry Sintering Process of Iron Making dedusting ash to carry and castingMoulding sand conveying process becomes preferred unit, and will progressively replace the strength that in prior art, usual manner is madeCarry air compensation device.
By reference to the accompanying drawings the present invention is exemplarily described above, obviously specific implementation of the present invention is not subject toState the restriction of mode, as long as the various unsubstantialities that adopted method design of the present invention and technical scheme to carry outImprovement, or without improving, design of the present invention and technical scheme are directly applied to other occasion, all existWithin protection scope of the present invention.
Claims (3)
1. the adjustable air compensation device of Pneumatic conveying pipeline, comprises tonifying Qi supervisor, air inlet pipe (9); Described tonifying Qi supervisor is for metallurgicalComposite double layer metal tube, the hardness of its internal layer is greater than skin; Described adjustable air compensation device is provided with tonifying Qi adjusting device, described benefitThe structure of controlled atmosphere regulating device is: in described air inlet pipe (9), be provided with tonifying Qi adjustment seat (7) and tolerance adjusting bolt (8);Tolerance adjusting bolt (8) is threaded connection structure and is arranged in tonifying Qi adjustment seat (7);
It is characterized in that:
Described tonifying Qi supervisor's periphery is provided with annular baffle ring (2), and described tonifying Qi supervisor is provided with multiple gas for tonifying QiRoad (4);
In described tonifying Qi supervisor's periphery, be also provided with annular groove, described groove and baffle ring (2) form annular gas distributing chamber(3), described air flue (4) is communicated with air inlet pipe (9) by gas distributing chamber (3).
2. according to the adjustable air compensation device of Pneumatic conveying pipeline claimed in claim 1, it is characterized in that: described air flue (4)The angle of airintake direction and Flow of Goods and Materials direction is greater than 0 °, is less than 90 °.
3. according to the adjustable air compensation device of Pneumatic conveying pipeline claimed in claim 1, it is characterized in that: described tolerance adjusting bolt(8) be provided with electronic or pneumatic drive unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410452727.3A CN104192572B (en) | 2014-09-05 | 2014-09-05 | The adjustable air compensation device of a kind of Pneumatic conveying pipeline |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410452727.3A CN104192572B (en) | 2014-09-05 | 2014-09-05 | The adjustable air compensation device of a kind of Pneumatic conveying pipeline |
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| CN104192572A CN104192572A (en) | 2014-12-10 |
| CN104192572B true CN104192572B (en) | 2016-05-11 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555435A (en) * | 2014-12-25 | 2015-04-29 | 芜湖新兴铸管有限责任公司 | Pneumatic conveying method for dust precipitation |
| CN108016883A (en) * | 2016-11-02 | 2018-05-11 | 建浩Enc股份有限公司 | Powder conveying device |
| CN108910538A (en) * | 2018-08-13 | 2018-11-30 | 中国水利水电科学研究院 | The horizontal pipeline transporter of partial size material and its assembling and application method greatly |
| CN110371679A (en) * | 2019-07-24 | 2019-10-25 | 浙江管工智能机械设备有限公司 | A kind of Pneumatic conveying pipeline air compensation device |
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| JPS5670228A (en) * | 1979-11-15 | 1981-06-12 | Hitachi Ltd | Powder/particles circulation device |
| JPS6413330A (en) * | 1987-07-03 | 1989-01-18 | Mitsui Shipbuilding Eng | Coanda jet type conveying device |
| CN2526292Y (en) * | 2002-01-25 | 2002-12-18 | 史海宏 | Adjustable automatic air feeding valve |
| CN201680070U (en) * | 2010-04-22 | 2010-12-22 | 肖爱华 | Novel high-chrome molybdenum bimetal composite pipe |
| CN204124833U (en) * | 2014-09-05 | 2015-01-28 | 芜湖新兴铸管有限责任公司 | The adjustable air compensation device of a kind of Pneumatic conveying pipeline |
-
2014
- 2014-09-05 CN CN201410452727.3A patent/CN104192572B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5670228A (en) * | 1979-11-15 | 1981-06-12 | Hitachi Ltd | Powder/particles circulation device |
| JPS6413330A (en) * | 1987-07-03 | 1989-01-18 | Mitsui Shipbuilding Eng | Coanda jet type conveying device |
| CN2526292Y (en) * | 2002-01-25 | 2002-12-18 | 史海宏 | Adjustable automatic air feeding valve |
| CN201680070U (en) * | 2010-04-22 | 2010-12-22 | 肖爱华 | Novel high-chrome molybdenum bimetal composite pipe |
| CN204124833U (en) * | 2014-09-05 | 2015-01-28 | 芜湖新兴铸管有限责任公司 | The adjustable air compensation device of a kind of Pneumatic conveying pipeline |
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| CN104192572A (en) | 2014-12-10 |
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Effective date of registration: 20170327 Address after: 241000 Anhui Province Economic Development Zone Wuhu City Sanshan District Spring Chau Road No. 2 Patentee after: Wuhu Xinxing New Material Industrial Park Co., Ltd. Address before: 241002 Yijiang South Road, Yijiang District, Anhui, No. 72, No. Patentee before: Wuhu Xinxing Ductile Iron Pipes Co., Ltd. |
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