CN2096545U - Auto-control ration bulk machine - Google Patents

Abstract

The utility model discloses an auto-control ration bulk machine which is suitable for powder particle materials, and the utility model is composed of an arch-breaking part, a ration brake disc part and a bulk head part. The arch-breaking part mainly has a plurality of inclined blades which can be ordinally pulled and shaken according to the rotation of the upper feeding notch at an upper rotary disc in the process of feeding course. The ration brake disc part mainly has the upper and the lower rotary discs with the feeding notch and discharging notch which are staggered with each other; a plurality of quiescent compartments are arranged along the circumferential direction in the cylinder between the upper rotary disc and the lower rotary disc. The upper rotary disc stacks a reverse brake disc which can cover the feeding notch when the upper rotary disc runs to reversal direction; the bulk head part is directly connected below the cylinder of the ration brake disc part.

Description

Auto-control ration bulk machine

The utility model belongs to the metering discharging engineering of the silo of storing bulk powder and granule shape material.

In commercial production, easily become in the large and medium-sized silo arch powder and granule shape material quantitatively draw off and cummulative metering is to be transferred the equipment of stream, measuring fixed amount three aspects to make up and finished by broken arch current stabilization, feed,---pressurized air---flow control valve---belt conveyor system that tests the speed as the storehouse of weighing of Germany Carl Schenck AG; Conveyer---star-wheel feeder---the belted electronic balance system of the carry potential overflow of Japan little wild field company; Current stabilization storehouse---controlled band conveyor---the belted electronic balance system of France Societe chimique Des Charbonnages S.A; Japan also has current stabilization storehouse---electro-vibrating feeder---to impact flowmeter system etc.It is many that these systems all exist the technological process link, structure and linking are complicated, volume and energy consumption are big, problems such as cost height, for this reason, people constantly seek better method and equipment, Fig. 4 is that document number is 3893592 US Patent " metering dosage device ", Fig. 5 is that document number is 609964 Russian Patent " granule materials individual metering feeder ", both are the device for discharging of volumetry metering preferably, they have preferably than traditional star-wheel feeder improves: promptly impeller no longer rotates, blade and urceolus are solidly fixed and cylinder are divided into a plurality of static masuring rooms, during discharging by breach stagger on, lower disc (or quadrant) rotates, thereby make material not make compulsory garden Zhou Yundong as the star-wheel feeder, but preface is only done free-falling motion by masuring room successively, Gu this energy consumption is little, it is little to wear and tear; But still there is following weak point in the method for Fig. 4, Fig. 5:

1. the knot arch problem of not considering powder grain material may make the filling instability, thereby influences measuring accuracy;

2. after material is discharged from masuring room, promptly be full of air in the masuring room, therefore an exhausting problem is arranged when masuring room is packed material once more into, not during emptying, will influence measuring accuracy as if the gas of masuring room;

3. because the masuring room transversal surface is a zhou duicheng tuxing, and discharge port is fan-shaped, so flow pulsation is bigger, selected dosing amount is necessary for the multiple quantity of an inventory that masuring room is adorned, and can not select arbitrarily, therefore, quantitatively selection is very inconvenient, is not easy to automatic guidance;

Complicated integral structure, bulky, cost is high, maintenance difficult.

The purpose of this utility model provide a kind of simple and compact for structure, volume is little, energy consumption and cost are low, and can break arch current stabilization, continuous measurement precision height, the machine in bulk of the powder grain material of convenient maintenance reliably.

The utility model is achieved in that machine in bulk by broken arch branch, quantitatively brake disc partial sum loading spout is partly formed, and its principal character is broken that the arch branch has the shake of can rising to break the active tilt blade of arch action; Quantitatively have in the cylinder of brake disc part polylith not by cylinder center and with the heterotropic dividing plate of cylinder, cylinder is separated into is beneficial to exhaust, a plurality of compartment, a transmission shaft of speed reduction gearing crosses the main shaft that compartment sends the outer motor power of cylinder to cylinder center, the upper and lower rotating disk and the counter-rotating brake disc that drive on it rotate, and on top rotary table and counter-rotating brake disc some pores are set; Loading spout partly has and can stretch up and down, is with exit skirt, is beneficial to the clamping wall pipe that gathers dust.

Below in conjunction with accompanying drawing in detail the utility model is described in detail:

Fig. 1: front view of the present utility model;

Fig. 2: the A-A cutaway view that is Fig. 1;

Fig. 3: be birds-eye view and the B-B cutaway view after Fig. 1 removes flange (11) and upper part thereof;

Fig. 4, Fig. 5: known technology reference diagram.

Fig. 1 illustrates this machine and is become by broken arch branch, quantitative brake disc partial sum head part Group in bulk; Broken arch is divided and is mainly comprised the center drum (2) that is fixed on the big flange (11), covers on the Zhong Xin Cone (1) on the center drum and evenly is hung on cylinder (2) polylith dihedral vane (32) on every side by support (3); Quantitatively brake disc partly is the core of this machine, mainly comprise main body cylinder (29), cylinder (29) center main shaft (8), polylith and the heterotropic dividing plate of cylinder (38) (referring to Fig. 3), be loaded on top rotary table (16) and lower rotary table (20) on the main shaft (8), fold counter-rotating brake disc (10), speed reduction gearing and motor (12) on top rotary table (16); Loading spout part mainly comprises the movable clamping wall pipe (24) of aggregate bin (28), aggregate bin (28) below and fixedly clamping wall pipe and hoisting mechanism.Broken arch is divided with quantitative brake disc and partly is connected with screw by the upper flange limit of big flange (11) with cylinder (29), quantitative brake disc partly with loading spout partly by the lower flange limit of cylinder (29) and the upper flange limit screw attachment of aggregate bin (28).

During broken arch shown in Fig. 1 and Fig. 2 is divided, in order to obtain maximum broken arch effect, dihedral vane (32) opens its outer garden week of back greater than the feed bin discharging opening, therefore (6 〕 Hinge connect the end of dihedral vane (32) to be made moving vane (4) the Bing Yong Hinge chain that can be folded to cylinder (2) direction, after entering the feed bin discharging opening, moving vane (4) is launched into Fig. 2 state, moving vane (4) rests on stay bearing plate (5) upward can not be folded to the opposing party when rotated, the bottom of dihedral vane (32) has pressure pin (7) to hold blade, makes blade become heeling condition.

In the quantitative brake disc part shown in Fig. 1 and Fig. 3, the heterotropic dividing plate of polylith and cylinder (29) (38) is separated into cylinder (29) in the polygonal case that passage aisle (G) is arranged on a plurality of compartment (H) and the angle, worm gear (18) and the upper flange (9) and the lower flange (19) of speed reduction gearing are housed on the main shaft (8) at polygonal case center, upper flange (9) is connected with top rotary table (16) by trundle (17), and lower flange (19) tightens up with screw with lower rotary table (20) and is one; Speed reduction gearing comprises the worm gear (18) of the polygonal case that is arranged in outer miniature gears (14), the big gear wheel (15) that links with motor (12) of cylinder (29) and a worm drive shaft (33) that crosses the compartment between the upper and lower rotating disk and is meshed with it, thereby the main shaft (8) that the power of the outer motor of cylinder (29) (12) sends cylinder (29) center to is driven top rotary table (16), lower rotary table (20) and brake disc (10) rotation of reversing.The shape of top rotary table (16), lower rotary table (20) is the disk of a small half of circular segment breach, and breach is called pan feeding breach (E) and discharging breach (F), and during installation, stagger mutually in the position of pan feeding breach and discharging breach; The uniform pore (35) of one circle is arranged on the top rotary table (16), the position that pore (35) is within the center drum (2) and successively communicates with passage (G) and compartment (H) when top rotary table rotates, be positioned at counter-rotating brake disc (10) shape such as mushroom on the top rotary table (16), with top rotary table (16) identical pore (35) is arranged, the position of counter-rotating brake disc (10) is subjected to collision block (34), (36) restriction on the top rotary table (16), can only relatively rotate certain angle with top rotary table.

Fixedly clamping wall pipe in the loading spout part shown in Figure 1 promptly refers to base pipe of fixing (22) and the urceolus of fixing (23), movable clamping wall pipe (24) can between them, form between between drive by hoisting mechanism and to make fore and aft motion up and down, hoisting mechanism comprises worm reducer (26), motor (27), rope drum axle (21) and steel rope (25), rope rotating drum shaft (21) crosses aggregate bin (28), and hoisting mechanism is positioned on the aggregate bin (28).

This machine service condition is as follows: earlier this machine is installed in silo discharge port---and broken arch branch stretches in the silo discharge port, and big flange (11) tightens up with bottom of the reservior flange (31), and charging car is parked under the movable clamping wall pipe of loading spout (24).Starter motor (12), motor power is passed to motion in main shaft (8) drive by speed reduction gearing (also other gear reduction), lower rotary table rotates by the direction of arrow shown in Figure 3, the counter-rotating brake disc is driven by the collision block on the top rotary table (34), top rotary table pan feeding breach this moment (E) is the open position, material falls into compartment (H) because of deadweight from pan feeding breach (E), because pan feeding breach (E) cooperates with compartment's (H) shape, material is to insert to the position by the center gradually by the outer ring of cylinder (29) from each compartment (H), therefore the gas in the compartment is pressed to the pore (35) of top rotary table and counter-rotating brake disc and be discharged to center drum (2) lining, the gas and the material that enter in the center drum (2) can enter discharging breach (F) by passage aisle (G) simultaneously, simultaneously owing to there is a projection (37) when rotating, to stir dihedral vane (32) above the pan feeding breach successively on the counter-rotating brake disc along the border direction, make the not arch camber of dihedral vane shake material, guaranteed that coefficient of admission is stable; Material draws off by aggregate bin (28) and permanent center pipe (22) from discharging breach (F), because discharging breach (F) cooperates with compartment's (H) shape, cylinder (29) is highly little in addition, not discharging at interval one by one when material is drawn off, but when not unsnatching material at an interval, next interval has also begun discharging, make discharge process pulse little continuously, the discharging amount is directly proportional with the corner of motor (12) basically, thereby realize that lower rotary table is parked in any position and all can carries out measure control by the sender set (13) that is contained on the electric machine main shaft, make metering system simple, be easy to automatic guidance, and quantitatively select very convenient; When long-time if desired shutdown or maintenance; then drive the top rotary table counter-rotating by motor (12); collision block on the top rotary table (36) restriction counter-rotating brake disc (10) covers pan feeding breach (E); at this moment; because filler ring (30) is arranged holds top rotary table and counter-rotating brake disc; material in the feed bin can not flow down, and changes fast or repairs thereby can integral body pull down cylinder (29) (comprising speed reduction gearing and motor etc.).

Solution of the present utility model has following advantage:

1. the broken arch when having solved discharging and exhausting problem, volumetric efficiency is 1 when making discharging, thereby quantitatively reliable with metering;

2. flow pulsation is little during owing to discharging, discharging quantity is proportional to motor institute gyration, thereby realized the continuity of metering process among a small circle, make metering and quantitatively control be easy to adopt microcomputer control, make the selection of demarcation, change, pre-selected amount of quantitative values all very convenient;

3. because solving broken arch problem, the utility model mainly adopts the way that changes the close discharging part-structure of feed bin, change center symmetric form flow for orderly plane symmetry type mobile, rather than vibration or stirring by force on a large scale, only make projection stir blade above the pan feeding breach, the therefore broken institute's wasted work rate of encircleing is very low; Directly do not bear the vertical pressure of stock column in the storehouse on the top rotary table, and in the discharge process material not make compulsory circular movement be freely to unload, so the utility model energy consumption is low, little, the long service life of wearing and tearing.

4. all with a cover power and a control system, power is imported from the position between the last lower rotary table in addition, so structure is very simple for the broken arch of the utility model, quantitative and auto-reverse brake disc, and volume is especially little and in light weight, cost is low; Particularly this machine than other feed or dosing device the height under feed bin all much smaller, reduced the height of bottom of the reservior significantly, save construction investment, material-saving is comparatively remarkable.

5 owing to there is counter-rotating barrier gate function, and having at feed bin under the situation of material can integral demounting main frame power pack section, thereby makes this device reliability of service strong, keeps in repair very convenient.

Claims (7)

1, a kind of quantitative machine in bulk of automatic guidance that quantitatively draws off powder grain material from the bottom of the reservior, partly form by broken arch branch, quantitative brake disc partial sum loading spout, broken arch is divided by the upper flange limit of big flange [11] with the garden tube [29] of quantitative brake disc part and is connected with screw, the lower flange limit of garden tube [29] is connected with screw with the upper flange limit of the aggregate bin [28] of loading spout part, it is characterized in that:

A, broken arch branch mainly contain garden, the center tube [2] that is fixed on the big flange [11], cover on the center cone [1] on garden, the center tube [2] and evenly be hung on garden, center tube [2] polylith dihedral vane [32] on every side by support [3];

B, quantitative brake disc part comprise that mainly main shaft [8], polylith and the heterotropic dividing plate of garden tube [38] at main body garden tube [29], garden tube [29] center are being separated into the polygonal case that passage aisle [G] is arranged on a plurality of compartment [H] and the angle in the garden tube [29], on main shaft [8], be fixed with top rotary table [16] and lower rotary table [20], folding on top rotary table [16] has counter-rotating brake disc [10], also has speed reduction gearing and motor [12] in addition;

C, loading spout part mainly comprises aggregate bin [28], fixing clamping wall pipe and makes the clamping wall pipe [24] of the activity of fore and aft motion and be positioned at hoisting mechanism on the aggregate bin [28] in fixing clamping wall pipe.

2, machine in bulk according to claim 1, the speed reduction gearing that it is characterized in that quantitative brake disc part has a compartment (H) of crossing between upper and lower rotating disk (16), (20), the transmission of power of the outer motor of garden tube (29) (12) is arrived garden tube (29) center, make the transmission shaft (33) of main shaft (8) running.

3, machine in bulk according to claim 1 is characterized in that the top rotary table (16) and lower rotary table (20) shape of quantitative brake disc part is the disk with a small half of circular segment breach.

4,, it is characterized in that having on the top rotary table (16) restriction counter-rotating brake disc (10) to be in the collision block (34) of opening feeding mouth (E) position and to be in the collision block (36) that covers feeding mouth (E) position according to claim 1 and 3 described machines in bulk.

5, machine in bulk according to claim 1, it is characterized in that top rotary table (16) and counter-rotating brake disc (10) have the identical equal qi-emitting hole (35) of a circle, the position that pore (35) is within the center drum (2) and can successively communicates with passage (G) and compartment (H) when top rotary table (16) rotates.

6, machine in bulk according to claim 1 has a projection (37) of stirring the dihedral vane (32) of feeding mouth (E) top when rotating along the border direction successively on the brake disc (10) that it is characterized in that reversing

7, machine in bulk according to claim 1, the rope rotating drum shaft (21) of the hoisting mechanism of fore and aft motion crosses collection material Cone bucket (28) to it is characterized in that making the movable clamping wall pipe (24) of loading spout part to do up and down.

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