CN200946051Y

CN200946051Y - Duck mouth type lime powder storage blanking measurement device

Info

Publication number: CN200946051Y
Application number: CN 200620123214
Authority: CN
Inventors: 张行赫
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-31
Filing date: 2006-07-31
Publication date: 2007-09-12
Anticipated expiration: 2016-07-31

Abstract

The utility model discloses a duck mouth type lime powder storage blanking measurement device, and relates to a powder storage material discharging equipment, which comprises a storage, a cone hopper, a blanking hopper, a powder conveyor and a powder-air separator; the storage is a circular steel structure, which is connected downwards with the circular cone hopper, the blanking hopper under the cone hopper is duck mouth-shaped with a circular top and a square bottom, an arch-shaped blockage can not occur in the duck mouth-shaped structure under a certain natural flowing condition, a helical propelling machinery structured from a flared type propeller blade is arranged inside the powder conveyor connected with a lower hopper, the flared type propeller blade can be adjusted by a motor through an inverter along with a shaft rotating speed, the conveyor has the function of metering the quantity of discharged material through a ration at the same time. The utility model has the advantages of reasonable design, simple process and lower price, which is applicable to the industry field of small lime powder consumption and the industry field which needs the ration metering process.

Description

Duck-beak type pulverized limestone storage warehouse blanking metering outfit

Technical field

The utility model relates to a kind of discharging equipment of powder storage warehouse.

Background technology

The powder lime cylindrical shape warehouse that industry is now used adopts outlet mode under the taper more.The awl bucket can form canopy when shrinking stifled, for making the pulverized limestone mediation, generally all is to use the various types shake to beat the broken arch of device.The powder amount that falls is according to the control of miscellaneous equipments such as the batch meter of outlet or feeder.These unit scales are bigger, and are expensive also bigger relatively, and only being fit to needs the big factory of powder amount to use.

Summary of the invention

The purpose of this utility model be to provide a kind of reasonable in design, simple in structure, cost is low, needing to be suitable for using under the little situation of powder amount, can foul-proof pulverized limestone storage warehouse blanking metering outfit.

The utility model utilizes the duckbilled configuration not produce the principle that arch is stopped up under certain form of circulation naturally, and powder is by the spiral output of outlet specific pattern, and its concrete technological approaches is as follows:

Equipment package is made of storage warehouse, awl bucket, hopper, powder conveyer and powder vapour separator.

Described storage warehouse is that diameter is φ 1=3.5m～6.0m, the cylindrical steel equipment of straight line height I1=2m～8m, be provided with lime powder inlet pipeline, the bottom directly is connected with the awl bucket, the awl bucket is for circular, upper inlet φ 1=3.5m～6.0m, following outlet diameter is φ 2=3.0m～5.0m, oblique angle θ 1=45 °～60 °.Awl bucket below is a hopper.Hopper is a duckbill, a last circle rectangular equipment down.The oblong bottom is taken over the powder conveyer of discharge bucket flange with bottom by discharge bucket and is connected, the length of oblong bore is A=500mm～1500mm, wide is B=100mm～500mm, height C=600mm～the 2400mm of duckbill hopper, the inclination angle is respectively θ 2=10 °～45 °, θ 3=45 °～120 °.

Described powder conveyer profile is horizontal tubular or horizontal U-shaped, built-in one spiral propulsion machineries by the S. A. drive, and screw blade is a reducing type.Upper entrance is the rectangle flange, and specification is identical with the discharge flange of Duckbill type hopper.The inlet wallboard is a swash plate, and oblique angle θ 4=90 °～10 °, outlet pipe is a pipe, diameter phi 3=100mm～300mm.Power plant is in a side of conveyer.Blade on the inner shaft is the reducing blade near inlet one end, and its free end blade is a minor diameter, and φ 5=50mm～100mm is with footpath blade, diameter phi 4=80mm～200mm near outlet one end.The outlet of powder conveyer is connected with the powder vapour separator.It is adjusted that axle rotating speed in the powder conveyer can be regulated motor speed by frequency converter, and setting range is 2～30 rev/mins, realizes the blanking function of measuring simultaneously.

Described powder vapour separator is vertical square equipment, and the powder import is located at the side, is connected with the pipe that leads to oblique upper, inclined tube raise angle θ 5=45 °～80 °, diameter phi 3=100mm～300mm.The flange of pipe upper end is connected with the outlet of reducing conveyer, and there is flexible hose the centre.The length of square powder vapour separator is H=200mm～500mm, and width is G=100mm～300mm, upper end open, in 2-3 piece plate washer is arranged, arranged crosswise, the plate washer oblique angle is 30 °～60 °.The following outlet of powder vapour separator and lime dissolving agitator tank is connected, and agitator tank is provided with a pump that Lime cream is sent.

The utility model technology is simple, and is reasonable in design, and equipment is reliable, and low price does not produce the stifled phenomenon of canopy, and tailored powder lime consumption is less and need to use under the situation of measuring fixed amount.

Description of drawings

Fig. 1 is the utility model structural representation, 1-ash inlet tube wherein, 2-storage warehouse, the circular awl bucket of 3-, 4-duckbill hopper, 5-powder conveyer, 6-powder vapour separator, 18-lime dissolving agitator tank, the 19-Lime Milk Transfer Pump, φ 1, φ 2-diameter, θ 1--cone angle, I-size.

Fig. 2 is duckbill hopper (a 4) scheme drawing, and wherein 7-duckbill hopper is taken over, 8-discharge bucket flange, φ 2-diameter, θ 2, θ 3-angle, A, B, C-size.

Fig. 3 is powder conveyer (a 5) scheme drawing, and wherein 9-is with footpath blade, 10-reducing blade, 11-powder conveyer suction flange, 12-powder conveyer import wallboard, the 13-powder conveyer outlet connection, 17-power plant, θ 4-angle, B, D, E, F-size, φ 3, φ 4, φ 5-diameter.

Fig. 4 is powder vapour separator (a 6) scheme drawing, 14-pipe wherein, and 15-elasticity is taken over, bend pipe under the 16-, 20-plate washer, θ 5, θ 6-angle, G, H-size.

Embodiment

Below in conjunction with drawings and Examples the utility model is elaborated.

Fig. 1 is an overall connection diagram of the present utility model, the powder lime raw material ships with tank car, with pressurized air in pipeline (1) is sent into pulverized limestone storage warehouse (2), storage warehouse (2) is the vertical and cylindrical structure, diameter phi 1=4500mm, straight line height I=4000mm, vertically lay, the bottom connects circular awl bucket (3), circular awl bucket (3) back cut diameter φ 1=4500mm, lower port diameter φ 2=3000mm, taper angle theta 1=45 °, circular awl bucket below is duckbill hopper (4), duckbill hopper (4) back cut diameter φ 2=3000mm, length A=the 500mm of oblong end opening, width B=100mm, the inlet flange (11) that this oblong end opening is taken over (7) and hopper flange (8) and powder conveyer (5) same size by the duckbill hopper joins.The height of duckbill hopper is C=600mm, and the inclination angle is respectively θ 2=15 °, θ 3=50 °.Powder lime is fallen in the powder conveyer (5) through circle awl bucket (3), duckbill hopper (4), duckbill hopper adapter (7) and hopper flange (8) by lime powder bin (2).

Powder conveyer (5) plays outside conveying lime powder and keeps storage warehouse (2) leak free effect, simultaneously can measure load through electrical motor gearshift, combine jointly with duckbill discharge bucket (4), guarantee that the stifled phenomenon of canopy does not take place the pulverized limestone that limits specification, thereby suppressed pulverized limestone discharging retardance accident.Powder conveyer (5) import wallboard (12) is a swash plate, and the oblique angle is θ 4=30 °, and the outlet connection (13) is a pipe, diameter phi 3=150.Power plant (17) is in a side of reducing conveyer (5).Blade on the inner shaft is reducing blade (10) near inlet one end, and its free end blade is minor diameter φ 5=50mm, is with footpath blade (9), diameter phi 4=100mm near outlet one end.The outlet of powder conveyer (5) is connected with powder vapour separator (6), and pulverized limestone enters powder vapour separator (6) by the side.Axle rotating speed in the powder conveyer (5) can be regulated, and setting range is 2～30 rev/mins.Powder lime flows through powder conveyer (5) steering horizontal, and the metering back exports powder gas separating device (6) to from the powder conveyer outlet connection (13).

Powder vapour separator (6) is vertical square equipment, and import has the following bend pipe (16) that points to oblique upper in the side, inclined tube raise angle θ 5=45 °.The flange of pipe (14) upper end is connected with the flange of powder conveyer (5) outlet connection (13), and pipe (14) is connected with the sidewall of powder vapour separator (6) with flexible hose (15) and following bend pipe (16).The length of oblong powder vapour separator is H=200mm, and width is G=100mm, and upper end open has 2-3 piece plate washer (20) in mouthful, arranged crosswise, and plate washer (20) oblique angle is 30 °.The following outlet of powder vapour separator (6) is connected with lime dissolving agitator tank (18), pulverized limestone turns at powder vapour separator (6) again and falls to entering lime dissolving agitator tank (18), the water vapour of lime dissolving agitator tank (18) is upwards risen by powder vapour separator (6) end opening, by the discharge suitable for reading of powder vapour separator (6).

Claims

1. duck-beak type pulverized limestone storage warehouse blanking metering outfit, constitute by storage warehouse, awl bucket, hopper, powder conveyer and powder gas separating device, it is characterized in that described storage warehouse is that diameter is φ 1=3.5m～6.0m, the cylindrical steel equipment of straight line height I1=2m～8m, be provided with lime powder inlet pipeline, the bottom directly is connected with the awl bucket; Described awl bucket is circular, and its below is connected with hopper, upper inlet φ 1=3.5m～6.0m, and following outlet diameter is φ 2=3.0m～5.0m, oblique angle θ 1=45 °～60 °; Described hopper is a duckbill, a last circle rectangular equipment down, the oblong bottom is taken over the powder conveyer of discharge bucket flange with bottom by discharge bucket and is connected, the length of oblong bore is A=500mm～1500mm, wide is B=100mm～500mm, height C=600mm～the 2400mm of duckbill hopper, the inclination angle is respectively θ 2=10 °～45 °, θ 3=45 °～120 °; Described powder conveyer profile is horizontal U-shaped, built-in one spiral propulsion machineries by the S. A. drive, screw blade is a reducing type, upper entrance is the rectangle flange, specification is identical with the discharge flange of Duckbill type hopper, the inlet wallboard is a swash plate, oblique angle θ 4=90 °～10 °, outlet pipe is a pipe, diameter phi 3=100mm～300mm, power plant are in a side of conveyer, and the blade on the inner shaft is the reducing blade near inlet one end, its free end blade is a minor diameter, φ 5=50mm～100mm is with footpath blade, diameter phi 4=80mm～200mm near outlet one end, the motor that drives axle in the powder conveyer is connected with a frequency converter, and setting range is 2～30 rev/mins; Described powder vapour separator is vertical square equipment, and the powder import is located at the side, is connected with the pipe that leads to oblique upper, inclined tube raise angle θ 5=45 °～80 °, diameter phi 3=100mm～300mm, the flange of pipe upper end is connected with the outlet of reducing conveyer, and there is a flexible hose centre, the length of square powder vapour separator is H=200mm～500mm, width is G=100mm～300mm, upper end open, in 2-3 piece plate washer is arranged, arranged crosswise, plate washer oblique angle are 30 °～60 °; The following outlet of powder vapour separator and lime dissolving agitator tank is connected, and agitator tank is provided with a pump that Lime cream is sent.

2. duck-beak type pulverized limestone storage warehouse blanking metering outfit according to claim 1, the profile that it is characterized in that the powder conveyer is horizontal tubular.