CN205602703U - Pneumatolytic dry dust conveying equipment in air input intelligent regulation bottom - Google Patents

Pneumatolytic dry dust conveying equipment in air input intelligent regulation bottom Download PDF

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Publication number
CN205602703U
CN205602703U CN201620204491.6U CN201620204491U CN205602703U CN 205602703 U CN205602703 U CN 205602703U CN 201620204491 U CN201620204491 U CN 201620204491U CN 205602703 U CN205602703 U CN 205602703U
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China
Prior art keywords
valve
gasification
base plate
plate
storehouse
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Expired - Fee Related
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CN201620204491.6U
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Chinese (zh)
Inventor
宀虫尝
岳波
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Individual
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Individual
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Priority to CN201620204491.6U priority Critical patent/CN205602703U/en
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Publication of CN205602703U publication Critical patent/CN205602703U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model provides a pneumatolytic dry dust conveying equipment in air input intelligent regulation bottom, relates to a dry dust conveying equipment, comprises storehouse pump body, pneumatic discharge valve, wear -resisting ceramic feed valve, wear -resisting ceramic bleeder valve, gasification bottom plate, charge level indicator, pressure transmitter, manometer, intelligent flow regulator, the stifled device of automatic row etc.. Pneumatic discharge valve, wear -resisting ceramic feed valve, wear -resisting ceramic bleeder valve are ceramic parallel dual -gate valve, and with the help of the dominant exterior that the cylinder provided, the valve rod drives the valve plate and reciprocates opening and close of realization valve, and the pretightning force that sets up the spring between the in -process dependence double -gate board is opened and close to the valve is valve plate and disk seat in close contact with, realizes sealedly. Set for the operating pressure automatically regulated air input according to the storehouse pump, measure the automatically regulated air input according to actual ash. And then reduce compressor operating time at full capacity, and the energy can be saved, reduce cost is a granular materials conveying system economizer, for advance necessary device among the strength conveying system.

Description

The dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment
Technical field
This utility model relates to a kind of dry ash conveying equipment, particularly relates to the dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment.
Background technology
At present, the dry ash conveying equipment conveying capacity on domestic market is low, and fed distance is relatively near, and valve and parts on package unit are short for service life, and gas gray scale is little.The size of gas gray scale directly influences the air consumption of system, power consumption, system configuration.
The transmission pressurized tank storehouse pump of domestic existing fly ash carry equipment, owing to not taking corresponding measure to reduce the flying dust flow velocity of conveying initial period in pump, cause flying dust higher with the flow velocity in ash handing pipeline in the pump of storehouse, storehouse pump and ash handing pipeline wear and tear greatly, service life reduction, and the maintenance cost of system and operating cost increase.Additionally the inlet main pipe joint of storehouse pump is directly welded on the barrel of storehouse pump, and increasing of inlet main pipe joint increases the internal stress of Cang Bengtongbi, adds the fault rate of equipment.Discharging opening on the pump of most of storehouses is arranged on bottom the pump of storehouse, when easily causing fly ash carry, plugging phenomenon occurs.
In existing material pneumatic conveying system, owing to the charge flow rate of storehouse pump cannot timely automated adjust to optimum, for ensureing the force value in the pump of storehouse, make the necessary long-term work of compressor under maximum duty, it is transported to gas unnecessary in the pump of storehouse and then discharges outside the pump of storehouse by conveyance conduit, cause serious energy waste, accept the distance of feed bin, cleaner the hugest simultaneously.According to statistics, compressor often increases the capacity then close electricity consuming 7 kilowatts of a cube, and therefore energy waste is the most surprising.
Make fluidisation limit, material limit carry without gasification base plate storehouse pump when the conventional material of conveying, and in course of conveying, keep relative transportation concentration.But during for the conveying of some special materials, especially the capacity such as Zinc calcine, pelletizing ash is big, the material of good fluidity, make storehouse pump when charging, certain material is piled up in the pump discharge nozzle of storehouse, because one section of material bolt can be gone under material pressure effect, especially when material volume weight is big, good flowing properties time, the pressure that this material bolt row becomes can be the biggest.Cause to form effective fluidisation in the conveying starting stage, by fluidized gas and auxiliary gas, storehouse pump can only be carried out pressurising, time only with the resistance of Flow of Goods and Materials in can overcoming mixing chamber when mixing chamber pressurising pressure and material bolt pressure, in using this storehouse pump mixing chamber, material moment is pressed into conveyance conduit, and now because discharge concentration is excessive, discharge pressure is die-offed, easily cause feed blocking conveyance conduit.
Summary of the invention
The purpose of this utility model is to provide the dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment, this utility model above and be provided with a discharge nozzle mixing chamber, be positioned at the fluidising chamber of lower section, for being spaced a fluidisation air inlet pipe that the gasification base plate of mixing chamber and fluidising chamber is connected with fluidising chamber and being positioned at mixing chamber and at least one air inlet pipe being oppositely arranged with discharge nozzle, solve the deficiency that fly ash carry ability is low, initial flow rate is high, fed distance is near, gas gray scale is little and each component wear of device is big.
The purpose of this utility model is achieved through the following technical solutions:
The dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment, described dry ash conveying equipment includes inlet valve, level-sensing device, pressure transmitter, Pressure gauge, storehouse pump body, outlet valve, batch can, pneumatic air bleeding valve, storehouse pump discharge valve, base plate flow valve, gasification base plate, choke valve, upper flange, lower flange;Upper plate, gasification filter cloth, lower plate, pressing plate, discharge nozzle, fluidising chamber, fluidisation air inlet pipe;Pump bodies top side, storehouse is equipped with pneumatic air bleeding valve, opposite side is equipped with level-sensing device, and at top center, wear-resistant ceramic inlet valve, pressure transmitter and Pressure gauge are installed, storehouse pump body lower part connects wear-resistant ceramic outlet valve, installing gasification base plate bottom it, intelligent flow adjusting means installed by inlet plenum;Storehouse pump body is provided with goods fluid gasification base plate, and gasification base plate includes upper flange, gasification base plate and lower flange;Being provided with gasification base plate at dry ash conveying equipment discharging plugging, storehouse pump body mixing chamber is provided above discharge nozzle and is positioned at the fluidising chamber of lower section, the gasification base plate being additionally provided with storehouse pump body interval mixing chamber and fluidising chamber and the fluidisation air inlet pipe being connected with fluidising chamber.
The dry ash conveying equipment of gasification bottom described a kind of air inflow Intelligent adjustment, described intelligent flow adjusting means includes storehouse pump discharge valve, base plate flow valve, choke valve.
The dry ash conveying equipment of gasification bottom described a kind of air inflow Intelligent adjustment, described gasification base plate is made up of upper plate, lower plate, gasification filter cloth, pressing plate.
The dry ash conveying equipment of gasification bottom described a kind of air inflow Intelligent adjustment, described gasification base plate is porous breathable plate, and porous breathable plate goes to upper and lower porous laminated, is air-permeable layer between upper and lower porous.
Advantage of the present utility model with effect is:
1. this utility model the whole series dispensing device has efficient, energy-conservation, the distinguishing feature of low abrasion.The flow velocity of ash handing pipeline is low, 4 to 4.5 meters the most per second, and mean terminal flow velocity is less than 10 meters per second, create the system features of low abrasion, ash handing pipeline uses general ordinary carbon steel material, and the service life of pipeline is more than 10 years, reduces maintenance cost and the expense of system;Defeated gray scale is high, and efficient conveying increases the ability to work of system, equal ash quantity time of delivery and air supply and produces the biggest change, the increasing of exerting oneself of corresponding system, and the ability of reply bad working environments strengthens.The minimizing of air supply so that the power consumption of high-power air compressor machine declines, and the operating cost of system is remarkably decreased.
2. the pneumatic air bleeding valve of this utility model, wear-resistant ceramic inlet valve, wear-resistant ceramic outlet valve are pottery parallel double-flashboard gate valve, the outer power provided by cylinder, valve rod drives valve plate to move up and down the keying realizing valve, relying on the pretightning force arranging spring between double disc during valve opening and closing is valve plate and valve seat close contact, it is achieved seal.Valve contact surface uses wear-resistant ceramic, is greatly improved the service life of valve.
3. the setting of this utility model gasification base plate makes the conveying initial velocity of flying dust be decreased obviously, reach 4 to 5 meters per second, the conveying capacity of flying dust is also obviously improved simultaneously, can reach 40 to 100 tons per hour, and the abrasion of storehouse pump and pipeline is also decreased obviously by fly ash carry.The application of fluidisation base plate, solves because unit weight is big, the material of good fluidity forms material bolt in discharge nozzle, and the material plugging phenomenon caused in the conveying a large amount of discharging of initial instant.
4. this utility model intelligent flow adjusting means can set operating pressure according to storehouse pump and be automatically adjusted air inflow, it is also possible to be automatically adjusted air inflow according to actual ash quantity.And then reduce compressor operate at full capacity the time, save the energy, reduce cost, material transfer efficiency is greatly improved simultaneously.It is the granular material induction system energy saver reaching energy-conservation purpose, is necessary device advanced in current air-transport system.Package unit has the higher ratio of performance to price.
Accompanying drawing explanation
Fig. 1 is this utility model the whole series dispensing device structural representation;
Fig. 2 is this utility model gasification base plate partial sectional view.
Detailed description of the invention
This utility model is described in detail by illustrated embodiment below in conjunction with the accompanying drawings.
Fig. 1 parts: inlet valve 1, level-sensing device 2, pressure transmitter 3, Pressure gauge 4, storehouse pump body 5, outlet valve 6, batch can 7, pneumatic air bleeding valve 8, storehouse pump discharge valve 9, base plate flow valve 10, gasification base plate 11, choke valve 12, upper flange 13, lower flange 14.
Fig. 2 parts: upper plate 27, gasification filter cloth 28, lower plate 29, pressing plate 30, discharge nozzle 31, fluidising chamber 32, fluidisation air inlet pipe 33.
As it can be seen, gasify bottom air inflow Intelligent adjustment, granular material conveying device is made up of storehouse pump body 5, pneumatic air bleeding valve 8, wear-resistant ceramic inlet valve 1, wear-resistant ceramic outlet valve 6, gasification base plate 11, level-sensing device 2, pressure transmitter 3, Pressure gauge 4, intelligent flow adjusting means and ball-type elbow;Storehouse pump body 5 top side is equipped with pneumatic air bleeding valve 8, opposite side is equipped with level-sensing device 2, and at top center, wear-resistant ceramic inlet valve 1, pressure transmitter 3 and Pressure gauge 4 are installed, and pump body 5 bottom, storehouse is connected with wear-resistant ceramic outlet valve 6, installing gasification base plate 11 bottom it, intelligent flow adjusting means installed by inlet plenum.Intelligent flow adjusting means includes storehouse pump discharge valve 9, base plate flow valve 10, choke valve 12.
Storehouse pump is additionally arranged goods fluid gasification base plate, and gasification base plate critical piece is upper flange 13, gasification base plate 11 and lower flange 14.Clean compressed air sprays at a high speed from bottom air inlet, by gasification base plate, the flying dust in the pump of storehouse is under the winding-up of thin air-flow and floating rises state, two turbulent conditions of solid and gas are become in the pump of storehouse, flying dust is also provided with certain kinetic energy, forms Condensed transportation logistics and send the pump that delivers from godown under compressed-air actuated drive.
During use, push-pull valve on ash-unloading tube road, pump top, storehouse is opened, ceramic inlet valve on the pump of storehouse activates to open, flying dust enters in storehouse pump body 5 by ash discharging pipe road via push-pull valve and pottery inlet valve 1, grey matter causes the rising of storehouse pump internal air pressure while entering storehouse pump, the ash speed that falls is affected, the pneumatic air bleeding valve 8 being now arranged on the pump of storehouse is opened, owing to this valve controls the interface channel i.e. cut out of discharge duct between storehouse pump and ash bucket, gas exhaust piping connection storehouse pump and ash bucket, make the rapid pressure drop in the pump of storehouse to the pressure of ash bucket, fall grey drag reduction, quickly fall ash.The when of the monitoring range of the level-sensing device 2 reaching to be arranged on the pump of storehouse when the grey position in the pump of storehouse, level-sensing device sends the full signal of material to control system, and control system controls to close pottery inlet valve 1, stops charging, simultaneously closes off pneumatic air bleeding valve 8.Ceramic discharge valve 6 is constantly in closed mode.
When storehouse, flying dust filled by pump, control the electromagnetic valve action of air inlet, control compressed air gasification base plate bottom the pump of storehouse and enter in the pump of storehouse, flying dust in the pump of storehouse at compressed-air actuated effect low suspension in the pump of storehouse, along with the increase of pressure in the pump of storehouse, when reaching pressure transmitter and setting transmission pressure, control system sends signal, and ceramic discharge valve 6 is opened, and transmission process starts.
Passage along with carrying out and the time of the process of transmission, when flying dust in the pump of storehouse remains little, pressure in defeated ash silo pump can diminish therewith, when less than set pressure transmitter minimum pressure time control system send signal gas supply electromagnetic valve close stop supply, transmission process terminates, and system is prepared to enter into next conveying circulation.
A whole set of dispensing device is installed be formed by connecting by each valve, parts, after storehouse pump body, inlet valve, pneumatic air bleeding valve and ceramic discharge valve and bottom gasify base plate completion of processing, is respectively adopted Flange joint form and is connected on the pump body of storehouse constitute package unit.Flange part uses asbestos seal to add painting fluid sealant and installs.
The energy saver part of granular material conveying device includes that storehouse pump body 5, gas compressor, ceramic discharge valve 6, storehouse pump body 5 are connected by air inlet pipe with gas compressor, one end of ceramic discharge valve 6 communicates with storehouse pump body 5 inner chamber, the air inlet pipe of each storehouse pump is provided with flow regulator (choke valve), being provided with level-sensing device 2 and pressure transmitter 3 in storehouse pump body 5, described storehouse pump level-sensing device 2, pressure transmitter 3, flow regulator are all connected with PLC.
The input PLC control system output of YE is connected, and the output of YE is connected with storehouse pump discharge valve 9, choke valve 12.The signal sent according to corresponding storehouse pump pressure transmitter 3 when PLC control system sends control signal to YE under program, and YE then drives the storehouse pump discharge valve 9 being attached thereto, choke valve 12 strengthen or reduce flow aperture according to this signal.
This utility model provides the specific embodiment of a gasification base plate solving discharging pipe plug, including above and be provided with the storehouse pump body 5 of a discharge nozzle 31, be positioned at the fluidising chamber 32 of lower section, for being spaced the fluidisation air inlet pipe 33 that the gasification base plate 11 of mixing chamber 31 and fluidising chamber 32 is connected with fluidising chamber 32.Gasification base plate 11 is made up of upper plate 27, lower plate 29, gasification filter cloth 28, pressing plate 30.Storehouse pump body 5 expects gas mixing use during charging and discharging in fill process, and discharge nozzle 31 for the material mixed tapping channel of gas and is connected with transfer passage.Fluidising chamber 32 is used for accommodating fluidisation conveying gas and providing material power.Gasification base plate 11 enters in fluidising chamber 32 for completely cutting off the material of storehouse pump body 5.Therefore gasification base plate 11 not only has good permeability and also has the performance that good isolation powder-granule material penetrates, and the present embodiment is preferably porous breathable plate.Fluidisation air inlet pipe 33 is controlled by intake valve.
When conveying, open intake valve and make to fluidize air inlet pipe 33 air inlet, it is ensured that fluidising chamber 32 gassy, thus by the goods fluid in storehouse pump body 5.Material in storehouse pump body 5 is transported in conveyance conduit with the positive pressure of fluidized gas from there through air inlet pipe 33 negative pressure that high velocity air is formed at horn mouth, it is to avoid cause material moment to enter conveying pipe and cause line clogging because storehouse pump body 5 builds the pressure.

Claims (4)

1. the dry ash conveying equipment of gasification bottom an air inflow Intelligent adjustment, it is characterized in that, described dry ash conveying equipment includes inlet valve (1), level-sensing device (2), pressure transmitter (3), Pressure gauge (4), storehouse pump body (5), outlet valve (6), batch can (7), pneumatic air bleeding valve (8), storehouse pump discharge valve (9), base plate flow valve (10), gasification base plate (11), choke valve (12), upper flange (13), lower flange (14);Upper plate (27), gasification filter cloth (28), lower plate (29), pressing plate (30), discharge nozzle (31), fluidising chamber (32), fluidisation air inlet pipe (33);Storehouse pump body (5) top side is equipped with pneumatic air bleeding valve (8), opposite side is equipped with level-sensing device (2), and at top center, wear-resistant ceramic inlet valve (1), pressure transmitter (3) and Pressure gauge (4) are installed, pump body (5) bottom, storehouse connects wear-resistant ceramic outlet valve (6), installing gasification base plate (11) bottom it, intelligent flow adjusting means installed by inlet plenum;Storehouse pump body (5) is provided with goods fluid gasification base plate, and gasification base plate includes upper flange (13), gasification base plate (11) and lower flange (14);It is provided with gasification base plate at dry ash conveying equipment discharging plugging, storehouse pump body (5) mixing chamber is provided above discharge nozzle (31) and is positioned at the fluidising chamber (32) of lower section, is additionally provided with storehouse pump body (5) interval mixing chamber and the gasification base plate (11) of fluidising chamber (32) and fluidisation air inlet pipe (33) being connected with fluidising chamber (32).
The dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment the most according to claim 1, it is characterised in that described intelligent flow adjusting means includes storehouse pump discharge valve (9), base plate flow valve (10), choke valve (12).
The dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment the most according to claim 1, it is characterised in that described gasification base plate (11) is made up of upper plate (27), lower plate (29), gasification filter cloth (28), pressing plate (30).
The dry ash conveying equipment of gasification bottom a kind of air inflow Intelligent adjustment the most according to claim 1, it is characterised in that described gasification base plate is porous breathable plate, and porous breathable plate goes to upper and lower porous laminated, is air-permeable layer between upper and lower porous.
CN201620204491.6U 2016-03-17 2016-03-17 Pneumatolytic dry dust conveying equipment in air input intelligent regulation bottom Expired - Fee Related CN205602703U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620204491.6U CN205602703U (en) 2016-03-17 2016-03-17 Pneumatolytic dry dust conveying equipment in air input intelligent regulation bottom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620204491.6U CN205602703U (en) 2016-03-17 2016-03-17 Pneumatolytic dry dust conveying equipment in air input intelligent regulation bottom

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CN205602703U true CN205602703U (en) 2016-09-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107554829A (en) * 2017-09-30 2018-01-09 薛金松 Air supporting pulse automatic ration packing machine
CN108689175A (en) * 2018-05-24 2018-10-23 岳波 One kind being suitable for pneumatic ash transmitting system gasification board

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107554829A (en) * 2017-09-30 2018-01-09 薛金松 Air supporting pulse automatic ration packing machine
CN108689175A (en) * 2018-05-24 2018-10-23 岳波 One kind being suitable for pneumatic ash transmitting system gasification board

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20160928