CN2186104Y - Bag type dust remover with machinery vibration - Google Patents

Abstract

The utility model relates to a bag type dust remover with machinery vibration, which is used for environmental protection in operating posts having dust. The bag type dust remover with machinery vibration is characterized in that a differential pressure device is arranged on the outer wall of the bag type dust remover. The utility model manually or automatically controls an electric motor, a cycloid speed reducer transmission mechanism, a cam wheel transmission mechanism, etc., which makes a framework for hanging a dust filter bag vertically vibrate and beat upwards and downwards for removing dust. The dust filter bag is clamped on the joint of the dust filter bag by a spring washer which is arranged at the end opening of a cloth bag. The position of an angle iron frame hung at the back cut of the dust filter bag can be elevated through four roots of screw bolts which are hung in the barrel of the bag type dust remover with machinery vibration for adjusting the tightness of the dust filter bag and obtaining better dust removing effect.

Description

Bag type dust remover with machinery vibration

The utility model relates to a kind of sack cleaner that adopts mechanical vibrator mode deashing.

In industrial enterprise, contain the post of dust, or the post that exceeds standard of Dust Capacity, in order to protect the operator, generally be equipped with deduster.The deduster that has is to utilize the negative pressure that is located at suction port on the dust occurrence positions, dust is sucked in the filter bag of sack cleaner, makes the dust detention on the filter bag inwall, and the pure air after the dedusting then by outlet, enters atmosphere; And when the filter bag inner accumulated has a certain amount of dust, then can be by blowback (promptly with dust suction time air-flow rightabout), or mechanical means blows off dust or shakes off in the cinder catcher, so that remove dust stratification.The air-flow backblowing is because mechanism's complexity, floor space are big, investment is also big, the deduster of general big-and-middle-sized capacity is used manyly, the deduster of middle-size and small-size capacity is the conventional machinery method ash that falls then, mainly contain types such as machinery beats in the Mechanical Method, this kind method exists beats defectives such as the position is fragile, efficient is lower.

The purpose of this utility model is to overcome the shortcoming that above-mentioned deduster exists, and proposes the fall sack cleaner of ash of a kind of compact conformation, easy to operate mechanical vibrator mode.

The utility model is to make connecting rod produce the periodically rapping apparatus of near normal motion by motor, cycloid speed reducer drive cam, roller, power transmission shaft; By the framework (upper end of stay bolt is fixed tightly in the top of deduster housing) on four stay bolts that are placed on the band double nut that is with spring, between housing and every bolt, be provided with the vibrating grid that cushion pad etc. is formed, vibrating grid is connected with connecting rod by pin; On framework, be provided with several filter bag erectings by overhang, it is by set bolt hook base to be fastened on the framework, hook can insert in the hook base hole easily, unclamp keyboard, spring will will be linked up with in the crescent of end with the lateral pin embedding that hook garden axle cuts mutually, thereby pin hook, in the time of need unclamping, only need press into keyboard, lateral pin leaves the crescent of hook axle head, and hook can come off voluntarily, in the filter bag lower end filter bag tensioning apparatus is arranged, hang on hook on filter bag top, and then be inserted on the filter bag joint of deduster intermediate membrane the lower end, and with spring piston ring that filter bag is fastening.

When dust makes the filter bag block airflow influenced, but just starter motor makes the rapping apparatus action, and the dust in the filter bag is shaken off in the dust arrester.After blocking elimination, can carry out dust removal operation again.

Description of drawings of the present utility model and embodiment

Fig. 1 mechanical vibrator sack cleaner structure chart

1, cinder catcher 2, spiral case 3, shell

4, filter bag 5, compression spring 6, outlet

7, framework 8, connecting rod 9, power transmission shaft

10, cycloid speed reducer 11, differential manometer 12, swinging ash output valve

Fig. 2 A mechanical vibrator installation drawing

8, connecting rod 13, cam 14, roller

15, double nut 16, stay bolt 17, cushion pad

The side view of Fig. 2 B mechanical vibrator device

7, framework 9, power transmission shaft 10, cycloid speed reducer

18, hook base 19, hook 20, motor

The vertical view of Fig. 2 C mechanical vibrator device

Fig. 3 filter bag installation diagram

4, filter bag 18, hook base 19, hook

21, spring piston ring 22, filter bag joint

Fig. 4 A hook base, hook and lateral pin graph of a relation

18, hook base 19, hook 23, set bolt

The A-A profile of Fig. 4 B hook base, hook and lateral pin graph of a relation

24, keyboard 25, spring 26, lateral pin

Fig. 4 C hook base spring depressed state figure

24, keyboard 25, spring 26, lateral pin

The structure of mechanical vibrator sack cleaner as shown in Figure 1, by the dust laden air of suction port suction (or being pressed into), at first enter the spiral case 2 of deduster, dust-contained airflow rotates along cushioning fender, the dust of larger particles is fallen along cone, deposit the cinder catcher 1 of bottom in; As shell is square, and then air communication is crossed the import that homogenizing plate enters filter bag.The dust of molecule then rises up in each filter bag 4 with air-flow, and the dust that is stopped by filter bag accumulates on the inner surface of filter bag, and relatively cleaner air is entered in the atmosphere by top outlet 6.Along with gathering of filter bag inner surface grit, the resistance of deduster also increases thereupon, the size of 11 reflections of differential manometer pressure reduction.When resistance is increased to certain certain value, just need carry out mechanical vibrator to filter bag, grit is shaken to fall.

The action of motor in the mechanical vibrator device can be undertaken by three kinds of modes, and the one, manually-operated, the operator sees the pressure reduction evaluation when excessive, can manual starting motor; The 2nd, differential manometer is selected the pressure reduction transmitter of live contact for use, and when pressure reduction arrives certain automatically i.e. starting of setting value motor, when dust stratification is shaken, motor stopped voluntarily when pressure reduction dropped to a certain setting value; The 3rd, the time interval of being set is controlled, and each vibration interval is controlled by the time relay, regularly carries out rapping.

The concrete structure of mechanical vibrator device is seen Fig. 2 A, motor 20 starts, and by cycloid speed reducer 10 cam 13 is rotated, and cam whenever circles and makes swing arm 14 swings once, swing arm makes connecting rod 8 liftings once by power transmission shaft 9, produces once vibration thereby drive the framework of hanging straining bag.Connecting rod 8 is to be connected with framework 7 by bearing pin, and four stay bolts of framework 7 usefulness are fixed on the shell (Fig. 1 3), respectively are with the compression spring in the stay bolt outside, and spring end has rubber buffer 17, and when framework 7 descended, spring was compressed.When cam 13 left swing arm 14, framework was returned to original position at once, and is cushioned.Shown in Fig. 2 A lower left quarter, framework 7 is made up of angle frame, and hook base 18 is equipped with in the framework bottom.Hook base is equipped with hook 19 for 18 times, and filter bag (Fig. 1 4) just directly is suspended on the hook 19.In order to prevent the lax and wrinkle of filter bag, in the upper end of filter bag spring is housed, see Fig. 3, filter bag 4 lower end sacks are to utilize spring piston ring 21 that sack is stuck on the filter bag joint 22, and are airtight all around to keep the lower end.The filter bag upper end is seamed into the cone flat and is suspended on the hook 19, and the filter bag middle part has stirrup to make filter bag keep the garden tubular, hook 19 is suspended on the hook base 18, hook base then is suspended on the framework (Fig. 2 B 7) with bolt, rubber buffer (Fig. 2 A 17) is installed on the framework, the deduster body is caused vibration with the vibration of avoiding framework.The framework 7 that hangs cloth bag is bearing on four stay bolts 16, sees Fig. 2 A, and these four stay bolts are hung on dust remover roof, and stay bolt 16 lower ends have double nut 15 to regulate, and put on spring in the periphery of double nut top, bolt.When filter bag was lax, as long as tighten double nut, pressuring spring, spring will be with the framework of hanging filter bag to risings, thereby make filter bag reach the position of tensioning again.The structure of hook base is shown in Fig. 4 A, and it is fixed on the framework by bolt 23.Hook 19 is from hook base 18 is inserted in the bottom, and it inserts by lateral pin 26 in the semi arch of hook 19 terminations and is fixed, and sees Fig. 4 B.When needs unloaded filter bag, the operator only need press lower keyboard 24, and spring 25 is compressed, thereby made lateral pin 26 be pushed to the rear portion, and hook 19 can take out (seeing Fig. 4 C) easily.

Adopt the utility model, after filter bag is influenced because of the dust block airflow, its rapping apparatus makes the framework that hangs the dedusting filter bag produce upper and lower vertical vibration, thereby the grit that the filter bag inner surface is adhered to shakes, and the spring washer of cloth bag end opening is clamped in filter bag on the filter bag joint, the rate of tension of filter bag is adjustable, good dedusting effect.Entire mechanism is simpler than backblowing sack cleaner, and can not produce the easy shortcoming of beaing the filter bag position of damaging of mechanical the percussion type sack cleaner commonly used.

Claims (5)

1, sack cleaner is made up of steel construction housing, air inlet, filter bag, back flushing type or institutes such as mechanical ash exhauster, dust collection chamber and exhaust outlet, mechanical vibrator sack cleaner of the present utility model, it is characterized in that, it is to be rotated motion by motor (20), cycloid speed reducer (10), drive camshaft (13), makes connecting rod (8) produce the rapping apparatus that moves both vertically and form by power transmission shaft (9); By the framework (7) on four stay bolts (16) that are placed on the band double nut (15) that is with spring (5), wherein an end of stay bolt is fixed tightly in the housing on deduster shell (3) top, and the vibrating grid of the compositions such as cushion pad (17) that are provided with between housing and every bolt; By hook base (18), be inserted in hook (19) in the hook base, hook base is fixed in the set bolt (23) on the framework and makes hook be convenient to the filter bag erecting by overhang that keyboard (24), spring (25) and lateral pin (26) that dismounting uses are formed; And the filter bag tensioning apparatus of being made up of filter bag joint (22) and spring piston ring (21) etc. constitutes.

2, mechanical vibrator sack cleaner according to claim 1, it is characterized in that, the rapping apparatus of deduster, is connected with the connecting rod (8) at deduster center by power transmission shaft (9) with motor (20), cycloid speed reducer (10), camshaft (13) by the rapping that is located at the deduster hull outside.

According to the described mechanical vibrator sack cleaner of claim 1～2, it is characterized in that 3, connecting rod (8) is connected with framework (7) by pin, framework (7) is a steel construction; 4 apertures are arranged at the top of deduster housing (3), one end of four stay bolts (16) is fastened on the housing by nut, and the spring (5) that the lower end of stay bolt (16) has double nut (15) to hold to be enclosed within on the bolt is held framework (7) on the last plane of spring (5).

4, mechanical vibrator sack cleaner according to claim 1, it is characterized in that, the hook base of filter bag erecting by overhang (18) is fixed on the framework (7) by bolt (23), have in the hook base axially and two pin-and-holes that cut mutually radially, the axle head of hook (19) top band crescent can be inserted the radially pin-and-hole of hook base by the bottom, and have the keyboard (24) and the lateral pin (26) of spring (25), can be inserted in the horizontal pin-and-hole of hook base, lateral pin (26) inserts in the crescent of hook (19) upper axial.

5, mechanical vibrator sack cleaner according to claim 1 is characterized in that, the filter bag tensioning apparatus is pressed on the filter bag joint (22) of deduster housing central dividing plate by the lower end of spring piston ring (21) with filter bag (4).

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