CN104670909A - Continuous chamber-type pneumatic conveying pump - Google Patents
Continuous chamber-type pneumatic conveying pump Download PDFInfo
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- CN104670909A CN104670909A CN201410550181.5A CN201410550181A CN104670909A CN 104670909 A CN104670909 A CN 104670909A CN 201410550181 A CN201410550181 A CN 201410550181A CN 104670909 A CN104670909 A CN 104670909A
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Abstract
The invention relates to a continuous chamber-type pneumatic conveying pump comprising a continuous pump unit and a discharging device connected to the bottom of the continuous pump unit. The continuous pump unit comprises a tubular conveying chamber and a conveying chamber on the outer side of the tubular conveying chamber; the upper end of the tubular conveying chamber is connected to a material chamber; the bottom of the discharging device is provided with an inner tube and an outer tube, the inner tube is connected to the opening of the bottom of the tubular conveying chamber, the outer tube is connected to the opening of the bottom of the conveying chamber, an outer circulating pipe is connected to the inner tube and the upper portion of the conveying chamber to communicate the tubular conveying chamber and the conveying chamber, and the outer tube is connected to an air supplement pipe and a discharge pipe provided with a fluidization controller. The pump is capable of conveying material continuously, the conveying and mixing ratio is increased, the conveying efficiency is improved, the wearing of the conveying pipe is reduced, the producing efficiency is improved, and the producing cost is saved.
Description
Technical field
The invention belongs to materials-handling technology field, relate to material pneumatic transport equipment, particularly relate to the pneumatic transport equipment that in batches, continuously can realize mass transport.
Background technology
Geldart-D particle is the energy utilizing air-flow, along air flow line conveying powder and granule shape material in closed conduit, is a kind of embody rule of fluidization technology.The structure of Pneumatic conveyer is simple, easy to operate, can do level, the conveying of vertical or direction of tilt, in course of conveying, also can carry out physical operations or some chemical operation such as the heating of material, cooling, drying and air current classifying simultaneously.The principal feature of Geldart-D particle is that operational throughput is large, and fed distance is long, and delivery speed is higher; Can feed, then in many places discharging at a place.Due to these features of Geldart-D particle, Geldart-D particle is made to wait until widespread use in powder and granule shape material conveying, as departments such as electric power, chemical industry, metallurgy, cement, grains.
But existing traditional Geldart-D particle is a kind of step mode of movement, as shown in Figure 1, each conveying can be divided into three processes, one, climbing process, we and fix time as t
1, carry mixture ratio low in this period, air consumption is large, and energy resource consumption is high.Two, stablize course of conveying, the time is t
2, this period convey materials mixture ratio reaches optimum value, and operational throughput is maximum, and speed is low, little to abrasion of conveying pipes, is the optimum regime of Geldart-D particle, is also the optimum running state that people pursue.Three, blow null process (descending process), the time is t
3, this period is used for the material in pipe to blow sky, and source of the gas is in short-circuit condition, and air consumption is maximum.The shortcomings such as current this pneumatic conveying mode can not realize the continus convergence of material, there is transported substance doses little, and pipe wear is large, and gas consumption is large, and efficiency is low, and productive costs is high.
Therefore, be badly in need of a kind of continus convergence that can realize material at present, and transport efficiency is high, abrasion of conveying pipes is little, and production efficiency is high, the pneumatic transport equipment that productive costs is low.
Summary of the invention
The object of this invention is to provide a kind of storehouse formula Pneumatic conveying pump continuously.Continuous storehouse of the present invention formula Pneumatic conveying pump can realize the continus convergence in batches of material, thus improves transport efficiency, reduces abrasion of conveying pipes, enhances productivity, and reduces time cost; Meanwhile, device fabrication cost can be saved, reduce the floor area of equipment, serve energy-saving and cost-reducing effect, overcome the difficulty of high, the difficult assembling of device fabrication cost.
For this reason, the invention provides following technical scheme: a kind of storehouse formula Pneumatic conveying pump continuously, it comprises continuous pump and is connected to the bottom discharge device bottom described continuous pump, described continuous pump comprises tubulose transmission storehouse and is positioned at the conveying storehouse of described tubulose transmission outside, storehouse, described tubulose transmission upper end, storehouse connects feed bin, described bottom discharge device comprises inner core and urceolus, the bottom opening that described inner core transmits storehouse with described tubulose is connected, described urceolus is connected with the bottom opening in described conveying storehouse, outer circulating tube is connected to described inner core and transmits storehouse and conveying storehouse with the top in described conveying storehouse to be communicated with described tubulose, described urceolus is connected with blowdown pipe and discharge nozzle, described discharge nozzle is provided with fluidisation controller.
Further, wherein, between described tubulose transmission storehouse and described feed bin, be provided with inlet valve, described tubulose transmission storehouse and described conveying storehouse are provided with a threeway air inlet valve and a three-way exhaust valve jointly.
Further, wherein, described outer circulating tube is provided with material control valve, the outer wall in described tubulose transmission storehouse is furnished with multiple fluidizer in a spiral manner, described discharge nozzle is provided with bleeder valve.
Again further, wherein, described outer circulating tube has 2-3 root.
On the other hand, wherein, described blowdown pipe is disposed with Pneumatic butterfly valve, Hand-operated butterfly valve, shutoff valve and boiler check valve.
Further, wherein, described tubulose transmission storehouse is provided with level-sensing device one, described conveying storehouse is provided with level-sensing device two.
Further, wherein, Programmable Logic Controller is comprised further.
Continuous storehouse of the present invention formula Pneumatic conveying pump is by arranging tubulose transmission storehouse and being positioned at the conveying storehouse that described pipe transmits outside, storehouse, device fabrication cost can be saved, reduce the floor area of equipment, serve energy-saving and cost-reducing effect, overcome the difficulty of high, the difficult assembling of device fabrication cost; Mass transport can be realized in batches, continuously by the job procedure and gas transmission mode that control described tubulose transmission storehouse and conveying storehouse, thus improve conveying and mix when transport efficiency, decrease the wearing and tearing to delivery duct, improve production efficiency, save productive costs; And by Automated condtrol, the automatic transport of material can be realized, make mass transport velocity-stabilization, evenly, reduce the wearing and tearing to pipeline, and prevent feed blocking pipeline.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing batch (-type) pneumatic transport equipment convey materials process, and wherein longitudinal axis P represents the logistics capacity of conveying, and transverse axis t represents the time.
Fig. 2 is that continuous storehouse of the present invention formula Pneumatic conveying pump is in schematic diagram when buying securities with all one's capital state in tubulose transmission storehouse.
Fig. 3 is that continuous storehouse of the present invention formula Pneumatic conveying pump is in schematic diagram when buying securities with all one's capital state in conveying storehouse.
Fig. 4 is the schematic diagram of continuous storehouse of the present invention formula Pneumatic conveying pump convey materials process, and wherein longitudinal axis P represents the logistics capacity of conveying, and transverse axis t represents the time.
Wherein, 1, tubulose transmission storehouse; 2, storehouse is carried; 3, outer circulating tube; 4, feed bin; 5, inlet valve; 6, material control valve; 7, threeway air inlet valve; 8, three-way exhaust valve; 9, fluidizer; 10, blowdown pipe; 11, discharge nozzle; 12, Pneumatic butterfly valve; 13, Hand-operated butterfly valve; 14, shutoff valve; 15, boiler check valve; 16, bleeder valve; 17, fluidisation controller; 18, discharging opening; 19, inner core; 20, urceolus.
Detailed description of the invention
Describe the specific embodiment of the present invention in detail below in conjunction with accompanying drawing, the content of detailed description of the invention is not the restriction to protection content of the present invention.
The present invention relates to continuous storehouse formula Pneumatic conveying pump, its can realize material continuous, constantly carry in bulk, thus raise the efficiency, reduce costs, reduce pipe wear.
Fig. 2 shows continuous storehouse of the present invention formula Pneumatic conveying pump and is in schematic diagram when buying securities with all one's capital state in tubulose transmission storehouse.Fig. 3 shows continuous storehouse of the present invention formula Pneumatic conveying pump and is in schematic diagram when buying securities with all one's capital state in conveying storehouse.As shown in Figures 2 and 3, continuous storehouse of the present invention formula Pneumatic conveying pump comprises continuous pump and is connected to the bottom discharge device bottom described continuous pump.Wherein, described continuous pump comprises tubulose transmission storehouse 1 and the conveying storehouse 2 be set in outside described tubulose transmission storehouse 1.By being positioned at inner tubulose transmission storehouse 1 and being set in outside conveying storehouse 2, device fabrication cost can be saved, reduce the floor area of equipment, serve energy-saving and cost-reducing effect, overcome the difficulty of high, the difficult assembling of device fabrication cost.Wherein, described tubulose transmission storehouse 1 is for being transferred to described conveying storehouse 2 in bulk continuously by material.Described conveying storehouse 2 is for being sent to discharge nozzle, with outputting material by material continuous uniform.Described bottom discharge device comprises inner core 19 and urceolus 20.The bottom opening that described inner core 19 and described tubulose transmit storehouse 1 is connected, and described urceolus 20 is connected with the bottom opening in described conveying storehouse 2.Such as, in the present invention, the bottom opening in described inner core 19 and described tubulose transmission storehouse 1 is all provided with flange, between the two by Flange joint together.Equally, the bottom opening in described urceolus 20 and described conveying storehouse 2 also can be provided with flange, between the two by Flange joint together.
One end of outer circulating tube 3 connects the bottom of described inner core 19, the other end connects the top in described conveying storehouse 2, to be communicated with described tubulose transmission storehouse 1 and described conveying storehouse 2, thus make material can be sent to described inner core 19 from described tubulose transmission storehouse 1, then be sent to described conveying storehouse 2 from described inner core 19.In the present invention, for the ease of the material in described tubulose transmission storehouse 1 is sent in described conveying storehouse 2, multiple described outer circulating tube 3 is preferably set, is more preferably and three described outer circulating tubes 3 are set.Described outer circulating tube 3 is provided with material control valve 6, can controls by described material control valve 6 amount being sent to the material in described conveying storehouse 2 from described tubulose transmission storehouse 1.
The bottom of described urceolus 20 connects blowdown pipe 10 and discharge nozzle 11 respectively.Wherein, described blowdown pipe 10 is connected with source of the gas, for supplying the bottom force feed gas out of material from described urceolus 20.Gas in the gas entered by described blowdown pipe 10 and described conveying storehouse 2 cooperatively interacts, with better by material from the bottom force feed of described urceolus 20 out.Described discharge nozzle 11 is for discharging force feed material out.In the present invention, preferably, described blowdown pipe 10 is disposed with Pneumatic butterfly valve 12, Hand-operated butterfly valve 13, shutoff valve 14 and boiler check valve 15.Wherein, described Pneumatic butterfly valve 12 connects source of the gas, such as storage tank, controls the inflow of gas.Described Hand-operated butterfly valve 13 is for controlling the inflow of gas manually.Described shutoff valve 14, for controlling the size of gas operational throughput, plays the effect being similar to switch.Described boiler check valve 15 for preventing gas backflow, thus is discharged by described blowdown pipe 10 under preventing the effect of the gas of material in described conveying storehouse 2.Described discharge nozzle 11 is provided with bleeder valve 16 and is connected with fluidisation controller 17.Wherein, described bleeder valve 16, for controlling material delivery rate, by regulating described bleeder valve 16, can regulate the output of material.Described fluidisation controller 17 is for preventing material from blocking in described discharge nozzle 11 and transportation concentration for adjusting material.Finally, material is discharged by the discharging opening 18 of described discharge nozzle 11.
Described tubulose transmission upper end, storehouse 1 connects feed bin 4, described feed bin 4 for storing material to be conveyed, or for connecting the warehouse storing material to be conveyed, so that make material enter this continuous storehouse formula Pneumatic conveying pump.Inlet valve 5 is provided with between described tubulose transmission storehouse 1 and described feed bin 4.By the opening and closing of described inlet valve 5, material can be controlled and whether enter described continuous storehouse formula Pneumatic conveying pump.
Described tubulose transmission storehouse 1 and described conveying storehouse 2 are provided with threeway air inlet valve 7 and a three-way exhaust valve 8 jointly.The admission port of described threeway air inlet valve 7 connects source of the gas, and two air extractor ducts transmit storehouse 1 respectively and carry storehouse 2 and be connected with described tubulose.By described threeway air inlet valve 7, can control to be transported to the gas in described tubulose transmission storehouse 1 and described conveying storehouse 2.The air extractor duct of described three-way exhaust valve 8 connects air or gas recovery unit, and two admission ports transmit storehouse 1 respectively and carry storehouse 2 and be connected with described tubulose.Gas unnecessary in described tubulose transmission storehouse 1 and conveying storehouse 2 can be discharged by described three-way exhaust valve 8, thus be convenient to better toward force feed material in described tubulose transmission storehouse 1 and conveying storehouse 2.
The outer wall in described tubulose transmission storehouse 1 is provided with multiple fluidizer 9.Described multiple fluidizer 9 is preferably arranged on the outer wall in described tubulose transmission storehouse 1 in a spiral manner, make the abundant fluidisation of material in described conveying storehouse 2, do not stay dead angle, thus be convenient to the discharge of material, and make this continuous storehouse formula Pneumatic conveying pump can be suitable for various material.The quantity of described fluidizer 9 can be determined on a case-by-case basis, and is generally 6-8 root.
In addition, although not shown in figs 2 and 3, those skilled in the art will envision that and obtain, described tubulose transmission storehouse 1 can be provided with level-sensing device one, described conveying storehouse 2 can be provided with level-sensing device two.Described level-sensing device one for detecting the position in storehouse of material in described tubulose transmission storehouse 1, and sends described tubulose transmission storehouse 1 according to location status and buys securities with all one's capital or the signal of hole capital after selling all securities.Described level-sensing device two for detecting the position in storehouse of material in described conveying storehouse 2, and sends the signal of the full or hole capital after selling all securities of described conveying Cang2Cang according to location status.
In addition, for the ease of realizing the Automated condtrol of this continuous storehouse formula Pneumatic conveying pump, it can be this continuous storehouse formula Pneumatic conveying pump configurating programmable controller (PLC).And configure an electromagnetic valve respectively for described inlet valve 5, material control valve 6, threeway air inlet valve 7, three-way exhaust valve 8, fluidizer 9, bleeder valve 16, fluidisation controller 17 etc., thus by electromagnetic valve described in described Controlled by Programmable Controller, and by the opening and closing of inlet valve 5, material control valve 6, threeway air inlet valve 7, three-way exhaust valve 8, fluidizer, bleeder valve 16, fluidisation controller 17 etc. described in the signal control of described electromagnetic valve, and then realize the automatic operating of whole continuous storehouse formula Pneumatic conveying pump.
Adopt continuous storehouse of the present invention formula Pneumatic conveying pump can realize carrying in batches, continuously of material, its concrete carrying method is as follows: first, opens described inlet valve 5, makes material enter described tubulose transmission storehouse 1 from described feed bin 4.When described tubulose transmission storehouse 1 is full of material, as shown in Figure 2, described level-sensing device sends the full signal in storehouse for a moment, now, close described feed bin 4 and open described threeway air inlet valve 7, and open the admission port that leads to described tubulose transmission storehouse 1 and close and lead to the admission port in described conveying storehouse 2, make it to gas transmission in described tubulose transmission storehouse 1 still not to gas transmission in described conveying storehouse 2, open described material control valve 6 simultaneously, make the material that described tubulose transmits in storehouse 1 enter described conveying storehouse 2 by described outer circulating tube 3 under the force feed of gas.When material in described tubulose transmission storehouse 1 is sent in described conveying storehouse 2 by major part, as shown in Figure 3, described level-sensing device one sends storehouse spacing wave or described level-sensing device two sends the full signal in storehouse, now, close described threeway air inlet valve 7 lead to the admission port in described tubulose transmission storehouse 1 and open the admission port leading to described conveying storehouse 2, make described threeway air inlet valve 7 to gas transmission in described conveying storehouse 2 but do not transmit gas transmission in storehouse 1 to described tubulose, and open described inlet valve 5, make material enter described tubulose transmission storehouse 1 from described feed bin 4; Open described Pneumatic butterfly valve 12, Hand-operated butterfly valve 13, shutoff valve 14 and boiler check valve 15 simultaneously, and described bleeder valve 16 and fluidisation controller 17, the material in described conveying storehouse 2 is discharged by the discharging opening 18 of described discharge nozzle 11 under gas force feed.Above process is carried out repeatedly, while convey materials in described tubulose transmission storehouse 1, can be gone out by material, thus realize the continuous Geldart-D particle of material from described conveying storehouse 2 force feed.
In the discharge process of described material, the abundant fluidisation of material in described conveying storehouse 2 can be made by described fluidizer 9, so that discharge.Further, when described tubulose transmission storehouse and described conveying storehouse hole capital after selling all securities, or during this continuous storehouse formula Geldart-D particle air pump inoperative, described three-way exhaust valve can be opened, to discharge the gas in described tubulose transmission storehouse and described conveying storehouse, thus be convenient to again load material.
In addition, automatically carrying out of described pneumatic conveying method is realized by described Programmable Logic Controller.
Fig. 4 shows the schematic diagram of continuous storehouse of the present invention formula Pneumatic conveying pump convey materials process, and wherein longitudinal axis P represents the logistics capacity of conveying, and transverse axis t represents the time.As shown in Figure 4, continuous storehouse of the present invention formula Pneumatic conveying pump continuously can carry out Geldart-D particle, extends optimum running state, namely extends the t in Fig. 1
2time period, save the t in Fig. 1
1and t
3time period, so also just eliminate a large amount of climbings and sky blows over journey, transport efficiency is got a promotion widely, reduce energy consumption, reduce the wearing and tearing of pipeline, save production cost.
In the formula Pneumatic conveying pump of continuous storehouse of the present invention, described tubulose transmission storehouse clearance-type is delivered to material in conveying storehouse, conveying storehouse is a conveying function continuously, and transmission storehouse has stable, material is delivered in conveying storehouse in batches, makes it to ensure conveying storehouse continuous discharge.
The content of detailed description of the invention is understood for the ease of those skilled in the art and uses the present invention and describe, and does not form restriction the present invention being protected to content.Those skilled in the art, after having read content of the present invention, can carry out suitable amendment to the present invention.Protection content of the present invention is as the criterion with the content of claim.When not departing from flesh and blood and the protection domain of claim, the various amendments carried out the present invention, change and replacement etc. are all within protection scope of the present invention.
Claims (7)
1. a continuous storehouse formula Pneumatic conveying pump, it comprises continuous pump and is connected to the bottom discharge device bottom described continuous pump, described continuous pump comprises tubulose transmission storehouse (1) and is positioned at the outside conveying storehouse (2) of described tubulose transmission storehouse (1), described tubulose transmission storehouse (1) upper end connects feed bin (4), described bottom discharge device comprises inner core (19) and urceolus (20), the bottom opening that described inner core (19) and described tubulose transmit storehouse (1) is connected, described urceolus (20) is connected with the bottom opening of described conveying storehouse (2), outer circulating tube (3) is connected to described inner core (19) and transmits storehouse (1) and conveying storehouse (2) with the top of described conveying storehouse (2) to be communicated with described tubulose, described urceolus (20) is connected with blowdown pipe (10) and discharge nozzle (11), described discharge nozzle (11) is provided with fluidisation controller (17).
2. storehouse formula Pneumatic conveying pump continuously as claimed in claim 1, wherein, be provided with inlet valve (5) between described tubulose transmission storehouse (1) and described feed bin (4), described tubulose transmission storehouse (1) and described conveying storehouse (2) are provided with a threeway air inlet valve (7) and a three-way exhaust valve (8) jointly.
3. storehouse formula Pneumatic conveying pump continuously as claimed in claim 2, wherein, described outer circulating tube (3) is provided with material control valve (6), the outer wall of described tubulose transmission storehouse (1) is furnished with multiple fluidizer (9) in a spiral manner, described discharge nozzle (11) is provided with bleeder valve (16).
4. storehouse formula Pneumatic conveying pump continuously as claimed in claim 3, wherein, described outer circulating tube (3) has 2-3 root.
5. storehouse formula Pneumatic conveying pump continuously as claimed in claim 4, wherein, described blowdown pipe (10) is disposed with Pneumatic butterfly valve (12), Hand-operated butterfly valve (13), shutoff valve (14) and boiler check valve (15).
6. storehouse formula Pneumatic conveying pump continuously as claimed in claim 5, wherein, described tubulose transmission storehouse (1) is provided with level-sensing device one, described conveying storehouse (2) is provided with level-sensing device two.
7. storehouse formula Pneumatic conveying pump continuously as claimed in claim 6, wherein, comprises Programmable Logic Controller further.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410550181.5A CN104670909B (en) | 2014-10-17 | 2014-10-17 | A kind of storehouse formula Pneumatic conveying pump continuously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410550181.5A CN104670909B (en) | 2014-10-17 | 2014-10-17 | A kind of storehouse formula Pneumatic conveying pump continuously |
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| Publication Number | Publication Date |
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| CN104670909A true CN104670909A (en) | 2015-06-03 |
| CN104670909B CN104670909B (en) | 2016-10-12 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2467473Y (en) * | 2001-01-12 | 2001-12-26 | 刘新春 | Air resistor type pneumatic continuous conveying pump |
| CN2589420Y (en) * | 2002-11-26 | 2003-12-03 | 西安建筑科技大学 | Current stabilization cone pump for conveying powdery material |
| CN201351056Y (en) * | 2009-01-15 | 2009-11-25 | 杨朴 | Omni-sealing pneumatic continuous mode material-handling pump |
| CN202022587U (en) * | 2011-04-14 | 2011-11-02 | 肖雪梅 | Powder pneumatic conveying barn pump transmitter |
| CN202609579U (en) * | 2012-05-22 | 2012-12-19 | 合肥耐力德粉体输送设备有限责任公司 | Bin-type pneumatic transfer pump |
| CN204355770U (en) * | 2014-10-17 | 2015-05-27 | 合肥耐力德粉体输送设备有限责任公司 | A kind of storehouse formula Pneumatic conveying pump continuously |
-
2014
- 2014-10-17 CN CN201410550181.5A patent/CN104670909B/en active Active
Non-Patent Citations (1)
| Title |
|---|
| 赵江平等: "连续输送仓式泵系统的研究开发", 《中国粉体技术》 * |
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Address after: 230051, Anhui, Hefei hi tech Zone, Wangjiang West Road, 535, Xinda investment company, building 1, 12 floor Applicant after: ANHUI NAILIDE PNEUMATIC CONVEYING CO., LTD. Address before: 101, room 10, building 399, spring 230051, Ma On Shan Road, Hefei, Berlin, Anhui Applicant before: Hefei endurance moral powder conveying equipment limited liability company |
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