CN203829736U - Rotary hoisting mechanism of filter provided with reversely arranged filter bag - Google Patents

Abstract

The utility model relates to a rotary hoisting mechanism of a filter provided with a reversely arranged filter bag. The rotary hoisting mechanism comprises a fixed sleeve, a movable sleeve, a stepped shaft and a cross beam, wherein the fixed sleeve, the movable sleeve and the stepped shaft are vertically arranged; the upper end of the fixed sleeve is provided with a lower flange plate; the lower flange plate is provided with a lower bearing seat; a step section at the lower part of the stepped shaft is rotatablely connected in the lower bearing seat by a thrust bearing and a lower ball bearing; the lower end of the movable sleeve is provided with an upper flange plate; an upper bearing seat is arranged under the upper flange plate; the upper part of the stepped shaft is rotatablely connected in the upper bearing seat by two upper roller bearings; a gap is formed between the upper bearing seat and the lower bearing seat; one end of the cross beam is vertically connected with the upper end of the movable sleeve; the cross beam is connected with a screw rod by an adjustment structure thread; the lower end of the screw rod is rotatablely connected with a connecting seat; the upper end of the screw rod is provided with a hand wheel arranged above the cross beam. The rotary hoisting mechanism is novel in design, simple in structure, easy to operate, high in degree of automation, high in reliability and high in practicality, and is capable of lowering the labor intensity of workers, and being easily popularized and applied.

Description

The rotary type hoisting mechanism of filter bag inversion type filter

Technical field

The utility model relates to a kind of environmental protection, chemical industry, oil equipment equipment, relates in particular to a kind of rotary type hoisting mechanism of filter bag inversion type filter.

Background technology

A kind of novel structure of bag filter, volume are little, convenient and flexible operation, energy-conservation, efficient, airtight work, multipurpose filter plant that applicability is strong.Bag filter is a kind of novel filtration system.Filter bag is supported by Metal net basket in bag filter inside, and liquid is flow to by entrance, after filter bag filters, flows out from outlet, and impurity is tackled in filter bag, after replacing filter bag, can continue to use.

Bag type filtering machine is a kind of pressure type filter, mainly contain the critical piece compositions such as filtration barrel body, filtration barrel cover and fast opening mechanism, stainless steel filter bag reinforcing mat, filtrate flows into filter bag by the side inlet tube of filter shell, filter bag itself is that device is in reinforcement basket, the filter bag that Liquid Penetrant is crossed required fineness grade can obtain qualified filtrate, and impurity particle is tackled by filter bag.It is very convenient that this machine is changed filter bag, filters substantially without supplies consumption.

Bag filter possess structure rationally, good airproof performance, circulation could be strong, easy and simple to handle etc. many strong points.Especially filter bag side leakage probability is little, can correctly ensure filtering accuracy, and can change quickly filter bag, and running cost is declined.Filter surfaces externally and internally takes mechanical ash propel polish to solve, average, easy cleaning.We know, the filter method that bag filter is taked is that side is entered the method that side goes out, also can take side to enter the method that the end goes out, filter liquide medium is pressed into or suction bag filter staving by ducted pressure, the filtration that the liquid medium filtering is filtered the filter bag of blue support via electropolishing punching support, the solid-liquid changing arrives respectively the result that liquid medium is filtered.

Bag filter has following advantage:

(1) bag filter, compact conformation, Sizes.Installation and simple, convenient, floor space is less.(2) bag filter filtering accuracy is high, is applicable to any fine particle or suspension, and filter area can be from 0.5～200 micron.(3) the processing flow of unit filter area is larger, and filtration resistance is less, and filter efficiency is high.A liquid filtering bag filtration function is equivalent to 5～10 times of filter cores, can greatly reduce costs; Design discharge can meet 1～500m3/h requirement, and cost cost is low.(4) bag filter is of many uses, can be used for coarse filtration, middle filter or essence filter; In the situation that reaching same filter effect, the equipment such as plate frame filter, filter cartridge type filter that relatively rises has that cost of investment is lower, long service life and filtration low cost and other advantages.(5) filtering accuracy is high, and filtration treatment amount is large, has that cost is low, efficiency high.(6) liquid bag filter exempts to clean, and changing liquid filtering bag can complete in 30 seconds, convenient and swift, saving of work and time.(7) liquid pocket type filter specification is complete, has low pressure, side entering type, inputting type, many pocket types, horizontal.

Filter bag ubiquity filter bag in existing bag filter fixed installation structure is comparatively complicated, dismounting is inconvenient, fixing is poor, poor sealing, and in the time changing filter bag, top cover dismounting is quite inconvenient, and expend the more time, and needing a lot of workmans to operate, labour intensity is large.

Utility model content

The utility model is in order to solve weak point of the prior art, provides a kind of filter bag to be easy to the rotary type hoisting mechanism of dismounting, good airproof performance, filter bag inversion type filter that dismounting efficiency is high.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: the rotary type hoisting mechanism of filter bag inversion type filter, comprise support, fixed sleeving, moving casing, multidiameter and crossbeam, fixed sleeving, moving casing and multidiameter all vertically arrange, fixed sleeving is fixedly connected on support by connecting plate, fixed sleeving upper end is provided with lower flange, lower flange is provided with step, the ladder section of multidiameter bottom is rotatably connected in step by thrust bearing and lower ball bearing, moving casing lower end is provided with upper flange plate, upper flange plate has top chock, the top of multidiameter is rotatably connected in top chock by two upper roller bearings, between top chock and step, there is gap, crossbeam one end is connected with moving casing upper end is vertical, and crossbeam is by the adjustment structure screw mandrel that has been threaded, and screw mandrel lower end is rotatably connected to Connection Block, and screw mandrel upper end is provided with the handwheel that is positioned at crossbeam top.

Described crossbeam is hollow rhs-structure, between crossbeam downside and moving casing, be provided with reinforcement gusset, described adjustment structure comprises the motion bar being plugged in crossbeam, and screw mandrel is vertical and be threaded with motion bar, and the crossbeam left and right sides is threaded respectively and holds out against the adjusting bolt of motion bar.

Adopt technique scheme, the support of filter bag inversion type filter is provided with lower shell, lower shell upper end is provided with upper shell, upper shell top is provided with top cover, lower shell bottom is provided with sludge outlet, lower shell sidepiece tangential direction is provided with inlet, top cover is provided with liquid outlet and hanger, Connection Block is fixedly connected on top cover middle part, upper shell lower port place level is provided with porous plate, lower shell upper port place level is provided with lower porous plate, hole on upper porous plate is upper and lower corresponding one by one with the hole on lower porous plate, between the outer ring of upper shell lower end and lower shell upper end, flange connects, each Kong Jun of upper porous plate is connected with a bag filter.

Described bag filter comprises clamping sleeve, pipe collar, block, filter bag and cage modle frame, it is uncovered columnar structured that cage modle frame entirety is bottom, clamping sleeve lower end is provided with the retainer ring that external diameter is greater than clamping sleeve, clamping sleeve top excircle is provided with cannelure, filter bag is enclosed within cage modle frame outside, cage modle frame lower end is fixedly connected on clamping sleeve inwall, filter bag lower end is provided with steel ring, steel ring sleeve is located in cannelure and by pipe collar and clamping sleeve outer ring compression fit, block is provided with two, two block symmetries are located on clamping sleeve excircle, the hole wall top of upper porous plate is provided with a circle annular retaining ring, on annular retaining ring, be arranged with two grooves, clamping sleeve and cage modle frame are from top to bottom through the hole on upper porous plate, two block correspondences are also rotated rear and the top interference fit of annular retaining ring upper surface by two grooves, retainer ring upper surface and lower surface respectively with upper porous plate and the top interference fit of lower porous plate.

Filter bag inversion type filter is in the time that work is used, filtrate is entered in lower shell by inlet, filtrate is upwards entered in filter bag by filter bag end opening by the hole on lower porous plate, under the pressure-acting of liquid, clean liquid enters in upper shell by the filtration of filter bag, finally flowed out by the liquid outlet on top cover, the sludge outlet that the filter residue producing in filter bag in filter process drops to lower shell lower end in the effect of gravity is discharged.In working order time, sludge outlet is in closed condition, when the filter residue in filter bag runs up to a certain degree, close the liquid flowing valve at inlet place, opening the dregs of fat discharge valve at sludge outlet place can discharge filter residue, adopt the clean filtrate of booster pump spirt part to carry out backwash to the dregs of fat on filter bag at liquid outlet simultaneously, filter bag can be cleaned up like this.The inverted mode of this filter bag is convenient to the cleaning to filter bag more.

For fixing filter bag and for convenience detach, each hole place at upper porous plate is all provided with one by clamping sleeve, the locking mechanism of block and pipe collar composition, the concrete installation process of locking mechanism is as follows: cage modle frame is welded on clamping sleeve inwall, two blocks are symmetrically welded at clamping sleeve outside portion, filter bag is enclosed within on cage modle frame, in the sack of the lower end of filter bag, being provided with steel ring supports, steel ring is washed in a pan in the cannelure on clamping sleeve outer ring, then just there is pipe collar by steel ring and cannelure sealing fixed, then filter bag and cage modle frame are upwards worn by the hole of upper porous plate, two blocks rotate clamping sleeve through after two grooves, two blocks are supported on porous plate, thereby the bag filter at this hole place is temporarily fixing, bag filter in another hole is then installed, after installing etc. the filtering bag filter in all upper porous plate holes, then top cover is installed in upper shell top, use hoisting mechanism to be lifted on lower shell at top cover lower shell, make the hole of porous plate and lower porous plate corresponding one by one, retainer ring on clamping sleeve is crushed between lower porous plate and upper porous plate simultaneously, finally use spanner by fastening the mode connecting by flange between upper shell and lower shell.

Filter bag inversion type filter in use needs often change and clean filter bag, is therefore provided with rotary hoisting mechanism.Due to the top cover that will lift by crane and upper shell heavier, therefore special design by top chock, step, the rotating mechanism of upper ball bearing, lower ball bearing, thrust bearing and multidiameter composition, in the situation that bearing compared with high thrust, still can realize rotation more flexibly.When upper shell need to be opened, first the Bolt dismantling connecting by flange between upper shell and lower shell is got off, then operate handwheel, by screw mandrel, top cover and upper shell being sling, (screw mandrel lower end is only rotationally connected with Connection Block, be that screw mandrel produces axial tension and there is no axial displacement while rotating in Connection Block), and then rotating beam, due to the setting of rotational structure, moving casing can rotate along fixed sleeving neatly.Top cover and upper shell are turned to directly over leaving lower shell and can filter bag be changed or the parts in upper shell are safeguarded.

In addition, motion bar can stretch and fix by adjusting bolt in crossbeam, can finely tune like this correspondence position connecting between upper shell and lower shell, thereby is more convenient to dismounting.

In sum, the utility model modern design, simple in structure, easy operating, automaticity is high, is easy to dismounting, good airproof performance, reliability is strong, has reduced hand labor intensity, practical, is easy to apply.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the enlarged drawing at A place in Fig. 1;

Fig. 3 is the enlarged drawing at B place in Fig. 1;

Fig. 4 is the enlarged drawing at C place in Fig. 3;

Fig. 5 is the upward view of going up hole place in porous plate in the utility model.

Detailed description of the invention

As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, filter bag inversion type filter, comprise support 1, support 1 is provided with lower shell 3, lower shell 3 upper ends are provided with upper shell 2, upper shell 2 tops are provided with top cover 4, lower shell 3 bottoms are provided with sludge outlet 5, lower shell 3 sidepiece tangential direction are provided with inlet 6, top cover 4 is provided with liquid outlet 7 and hanger 8, support 1 sidepiece is provided with the rotary type hoisting mechanism for lifting top cover 4, upper shell 2 lower port places are provided with porous plate 9, lower shell 3 upper port places are provided with lower porous plate 10, hole on upper porous plate 9 is upper and lower corresponding one by one with the hole on lower porous plate 10, between the outer ring of upper shell 2 lower ends and lower shell 3 upper ends, flange connects, each Kong Jun of upper porous plate 9 is connected with a bag filter.

Bag filter comprises clamping sleeve 11, pipe collar 12, block 13, filter bag 14 and cage modle frame 15, it is uncovered columnar structured that cage modle frame 15 entirety are bottom, clamping sleeve 11 lower ends are provided with the retainer ring 16 that external diameter is greater than clamping sleeve 11, clamping sleeve 11 top excircles are provided with cannelure, filter bag 14 is enclosed within cage modle frame 15 outsides, cage modle frame 15 lower ends are fixedly connected on clamping sleeve 11 inwalls, filter bag 14 lower ends are provided with steel ring 17, steel ring 17 is set in cannelure and by pipe collar 12 and clamping sleeve 11 outer ring compression fit, block 13 is provided with two, two block 13 symmetries are located on clamping sleeve 11 excircles, the hole wall top of upper porous plate 9 is provided with a circle annular retaining ring 18, on annular retaining ring 18, be arranged with two grooves 19, clamping sleeve 11 and cage modle frame 15 are from top to bottom through the hole on upper porous plate 9, two corresponding two grooves 19 that pass through of block 13 also rotate rear and annular retaining ring 18 upper surface top interference fits, retainer ring 16 upper surfaces and lower surface respectively with upper porous plate 9 and the 10 top interference fits of lower porous plate.

Rotary type hoisting mechanism comprises fixed sleeving 20, moving casing 21, multidiameter 22 and crossbeam 23, fixed sleeving 20, moving casing 21 and multidiameter 22 all vertically arrange, fixed sleeving 20 is fixedly connected on support 1 by connecting plate, fixed sleeving 20 upper ends are provided with lower flange 24, lower flange 24 is provided with step 25, the ladder section of multidiameter 22 bottoms is rotatably connected in step 25 by thrust bearing 28 and lower ball bearing 29, moving casing 21 lower ends are provided with upper flange plate 26, upper flange plate 26 has top chock 27, the top of multidiameter 22 is rotatably connected in top chock 27 by two upper roller bearings 30, between top chock 27 and step 25, there is gap, crossbeam 23 one end and vertical connection of moving casing 21 upper ends, crossbeam 23 is positioned at top cover 4 tops, and top cover 4 is provided with Connection Block 31, and crossbeam 23 is by the adjustment structure screw mandrel 32 that has been threaded, screw mandrel 32 lower ends and Connection Block 31 are rotationally connected, and screw mandrel 32 upper ends are provided with the handwheel 33 that is positioned at crossbeam 23 tops.

Crossbeam 23 is hollow rhs-structure, between crossbeam 23 downsides and moving casing 21, be provided with and strengthen gusset 34, adjustment structure comprises the motion bar 35 being plugged in crossbeam 23, screw mandrel 32 is vertical and be threaded with motion bar 35, and crossbeam 23 left and right sides are threaded respectively and hold out against the adjusting bolt 36 of motion bar 35.

Filter bag inversion type filter is in the time that work is used, filtrate is entered in lower shell 3 by inlet 6, filtrate is upwards entered in filter bag 14 by filter bag 14 end openings by the hole on lower porous plate 10, under the pressure-acting of liquid, clean liquid enters in upper shell 2 by the filtration of filter bag 14, finally flowed out by the liquid outlet 7 on top cover 4, the sludge outlet 5 that in filter process, the filter residue of filter bag 14 interior generations drops to lower shell 3 lower ends in the effect of gravity is discharged.In working order time, sludge outlet 5 is in closed condition, when the filter residue in filter bag 14 runs up to a certain degree, close the liquid flowing valve at inlet 6 places, opening the dregs of fat discharge valve at sludge outlet 5 places can discharge filter residue, adopt the clean filtrate of booster pump spirt part to carry out backwash to the dregs of fat on filter bag 14 at liquid outlet 7, filter bag 14 can be cleaned up so simultaneously.The inverted mode of this filter bag 14 is convenient to the cleaning to filter bag 14 more.

For fixing filter bag 14 and for convenience detach, each hole place at upper porous plate 9 is all provided with one by clamping sleeve 11, the locking mechanism that block 13 and pipe collar 12 form, the concrete installation process of locking mechanism is as follows: cage modle frame 15 is welded on clamping sleeve 11 inwalls, two blocks 13 are symmetrically welded at clamping sleeve 11 outside portions, filter bag 14 is enclosed within on cage modle frame 15, in the sack of the lower end of filter bag 14, being provided with steel ring 17 supports, steel ring 17 is washed in a pan in the cannelure on clamping sleeve 11 outer rings, then just there is pipe collar 12 by steel ring 17 and cannelure sealing fixed, then filter bag 14 and cage modle frame 15 are upwards worn by the hole of upper porous plate 9, two blocks 13 are through two rear rotation clamping sleeves 11 of groove 19, two blocks 13 are supported on porous plate 9, thereby the bag filter at this hole place is temporarily fixing, bag filter in another hole is then installed, after installing etc. filter bag 14 filters in all upper porous plates 9 holes, then top cover 4 is installed in upper shell 2 tops, use rotary type hoisting mechanism to be lifted on lower shell 3 at top cover 4 lower shells 3, make the hole of porous plate 9 and lower porous plate 10 corresponding one by one, retainer ring 16 on clamping sleeve 11 is crushed between lower porous plate 10 and upper porous plate 9 simultaneously, finally use spanner by fastening the mode connecting by flange between upper shell 2 and lower shell 3.

Filter bag inversion type filter in use needs often change and clean filter bag 14, is therefore provided with rotary hoisting mechanism.Due to the top cover 4 that will lift by crane and upper shell 2 heavier, therefore special design by top chock 27, step 25, the rotating mechanism that upper ball bearing, lower ball bearing 29, thrust bearing 28 and multidiameter 22 form, in the situation that bearing compared with high thrust, still can realize more flexibly rotation.When upper shell 2 need to be opened, first the Bolt dismantling connecting by flange between upper shell 2 and lower shell 3 is got off, then operate handwheel 33, by screw mandrel 32, top cover 4 and upper shell 2 are sling, and then rotating beam 23, due to the setting of rotational structure, moving casing 21 can rotate along fixed sleeving 20 neatly.Top cover 4 and upper shell 2 are turned to directly over leaving lower shell 3 and can filter bag 14 be changed or the parts in upper shell 2 are safeguarded.

In addition, motion bar 35 can stretch and to pass through adjusting bolt 36 fixing crossbeam 23 is interior, can finely tune like this correspondence position connecting between upper shell 2 and lower shell 3, thereby more be convenient to dismounting.

Claims (2)

1. the rotary type hoisting mechanism of filter bag inversion type filter, it is characterized in that: comprise support, fixed sleeving, moving casing, multidiameter and crossbeam, fixed sleeving, moving casing and multidiameter all vertically arrange, fixed sleeving is fixedly connected on support by connecting plate, fixed sleeving upper end is provided with lower flange, lower flange is provided with step, the ladder section of multidiameter bottom is rotatably connected in step by thrust bearing and lower ball bearing, moving casing lower end is provided with upper flange plate, upper flange plate has top chock, the top of multidiameter is rotatably connected in top chock by two upper roller bearings, between top chock and step, there is gap, crossbeam one end is connected with moving casing upper end is vertical, and crossbeam is by the adjustment structure screw mandrel that has been threaded, and screw mandrel lower end is rotatably connected to Connection Block, and screw mandrel upper end is provided with the handwheel that is positioned at crossbeam top.

2. the rotary type hoisting mechanism of filter bag inversion type filter according to claim 1, it is characterized in that: described crossbeam is hollow rhs-structure, between crossbeam downside and moving casing, be provided with reinforcement gusset, described adjustment structure comprises the motion bar being plugged in crossbeam, screw mandrel is vertical and be threaded with motion bar, and the crossbeam left and right sides is threaded respectively and holds out against the adjusting bolt of motion bar.