CN115121055B - Purifying module for bag dust collector - Google Patents

Abstract

The utility model relates to a purification module for a bag dust collector, which is integrally arranged in a shell of an original electric dust collector and comprises an improved purification chamber and a filtering unit arranged at the lower part of the improved purification chamber; an upward-turnover pulse ash removal system is arranged in the improved purifying chamber; the filter unit comprises a plurality of filter bag assemblies which are vertically arranged. The improved structure of the utility model is specially designed according to the improved electric modified bag dust collector, namely, the improved electric modified bag dust collector can be further improved by referring to the module of the utility model, the workload required by improvement and the cost of accessories are not great, and the improved electric modified bag dust collector can be modified one by one according to a single module, namely, the improved electric modified bag dust collector is not required to be stopped again, and has little influence on production. The improved core is that the pulse ash removal system is arranged to be capable of turning upwards, and then the pattern plate is arranged to be capable of sliding sideways, so that a space for installing the filter bag is obtained above, and the filter bag is replaced without dismantling the pulse ash removal system.

Description

Purifying module for bag dust collector

Technical Field

The utility model belongs to the technical field of electric modified bag dust collectors, and particularly relates to a purification module for a bag dust collector.

Background

At present, the electric dust remover of the domestic cement production line can not reach the standard due to the fact that the emission standard can not reach the standard, corresponding transformation is carried out successively, and the main transformation forms are three kinds of electric transformation, electric transformation bags and electric bag compounding, wherein the electric transformation bags are used as main stream technologies. Typical electrical pouch solutions are as follows: the utility model discloses an electric modified bag dust collection system, which comprises a shell of an electric dust collector, an ash bucket and a steel bracket modified by the bracket of the electric dust collector, wherein a long-bag low-pressure pulse dust collection device is arranged in the shell and comprises a purifying chamber, a filter bag, a bag cage, a pulse ash removal system, an outlet flue and an electric control system. The pulse dust collector of clean room, filter bag top among this technical scheme is the fixed setting relatively, and the filter bag is the manufacturing of fluorometex high temperature resistant acupuncture filtration cloth or other different material cloths, just needs to change after using certain cycle, need demolish pulse dust collector just can take out the bag cage and change the sack when changing, pulse dust collector is in the high position, its volume is heavy, and from this, the operation degree of difficulty is big when the electric solution that changes the bag has the later stage to change the filter bag, and change inefficiency, problem that intensity of labour is big.

One great advantage of the electric modified bag house over the electric precipitator is that the bag house works with a single clean room as an independent module, i.e. the filter bags can be replaced in batches without stopping the machine, so as to minimize the influence on production, on the basis of which the inventor of our company has developed an improved set of clean modules to solve the above problems.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a purification module for a bag collector, which improves a pulse dust collector fixedly provided and a pattern plate for mounting a filter bag so that the pulse dust collector does not need to be removed when the filter bag is replaced.

The utility model aims at realizing the following technical scheme: the purifying module for bag dust collector includes one improved purifying chamber and one filtering unit set in the lower part of the improved purifying chamber; an upward-turnover pulse ash removal system is arranged in the improved purifying chamber; the filter unit comprises a plurality of filter bag assemblies which are vertically arranged.

Preferably, the filtering unit comprises a pattern plate which is arranged on the bottom surface of the purifying chamber and can slide outwards relative to the bottom surface of the purifying chamber, a telescopic assembly which is used for sliding the pattern plate is arranged, a through hole is arranged on the pattern plate surface array, and a filter bag assembly is vertically sleeved in the through hole. The pattern plate is arranged to slide outwards so as to be combined with the overturning function of the pulse ash removal system, and the filter bag is hung from top to bottom in a mechanical mode, so that the installation efficiency is greatly improved.

As the preference, all have a part to be located the lower part of export flue at every two relative improvement purifying chambers, the inner space of this lower part of prior art scheme is not utilized, improvement purifying chamber includes the purifying chamber casing, the upper surface of purifying chamber casing is located the position that the gas vent is located the export flue outside that the position of export flue lower part is equipped with and opens and close the opening, the flexible access & exit that the leading flank of purifying chamber casing was equipped with, open and close the opening and the border of flexible access & exit all has the tang that extends to the outside, be equipped with the sealing strip on the tang, install corresponding shrouding again after the tang adds the sealing strip can form airtight.

Preferably, the lower surface of the purifying room shell is provided with a filter bag area, four sides of the filter bag area are rectangular, the four sides of the filter bag area are close to corresponding side walls, the four sides of the filter bag area are provided with flanges extending upwards, and each flange is provided with a sealing strip. The flange has two functions, namely, the flange and the pressing frame body can form a seal together after the sealing strip is installed, and the flange on two sides is used for blocking the moving position of the lower sliding rail to play a limiting role, so that the pattern plate is arranged to form sliding of the sliding rail.

Preferably, the improved purifying room further comprises an overhaul cover plate which is detachably covered and sealed on the opening and closing opening through a screw rod, and a sliding cover plate which is detachably covered and sealed on the telescopic access opening through the screw rod.

As the preference, dust collector is still including being used for carrying out the subassembly of opening and close that upwards overturns with pulse deashing system, it includes two bearing frames that set up in the inboard both sides of filter bag district to open and close the subassembly, it is articulated with two bearing frames to be used for installing the upset frame of clear ash pipe in the pulse deashing system, be equipped with a plurality of adjustable packing pieces that are used for compressing tightly the pergola around round interval and can adjust from top to bottom at the upset frame, the fixed spacing closing plate that sets up in the pulse deashing system, the both ends of spacing closing plate all are equipped with the support, the support articulates the cylinder of opening and close that is used for opening and close the upset frame, the piston rod tip of opening and close the cylinder articulates the sliding block, with the fixed upper surface that corresponds that sets up at the clean room casing of sliding block complex slide rail, the upper surface length direction of spacing closing plate is equipped with the sand grip, set up the sealing strip on the sand grip. Because the steam drum of the pulse ash removal system is arranged outside, the joint of the steam drum and the ash removal pipe is required to be provided with a limit sealing plate independently, thus the whole sealing plate for closing and opening the opening is divided into two blocks, the smaller limit sealing plate is convenient for the ash removal pipe to carry out sleeve connection and sealing treatment, the opening and closing cylinder is convenient for being arranged at the limit sealing plate to control the pulse ash removal system to overturn, the larger overhaul cover plate is partially propped against the limit sealing plate, and the raised strips of the limit sealing plate, the sealing strips and the sealing strips of the rest seam allowance form sealing for the whole opening and closing opening together.

Preferably, the telescopic assembly comprises two upper sliding rail sleeve parts fixedly arranged on two sides of the flower plate, two lower sliding rails in sliding fit with the upper sliding rail sleeve parts, a fixing strip with one end fixed on the other end part of the purification chamber shell and partially attached to the lower sliding rails, and a plurality of reset springs arranged in the width direction of the fixing strip at intervals; the two lower sliding rails are respectively arranged on the left side and the right side of the filter bag area in a sliding manner, the end parts of the two lower sliding rails, which face the outer side, are connected with a telescopic driving motor through a mounting seat, an output shaft gear of the telescopic driving motor is arranged on the bottom surface of the inner side of the purification chamber shell and used for blocking the elastic thrust piece which continuously moves after the flower plate is in place, and a rolling shaft is arranged at the position where the elastic thrust piece is abutted against the flower plate. Because dust collector itself is the filtration to dust and harmful substance, and the clean room inside also has residual uncertain or have corrosive substance, still the air current of filtration is usually higher temperature, therefore the flexible subassembly that the clean room inside set up needs avoid the consumer as far as possible, in order to reduce the fault rate and avoid appearing the malfunction, in view of this consumer in the flexible subassembly only has the motor, and the connection of motor is on lower slide rail, namely when the clean room is in operating condition, the motor is along with the meshing area of lower slide rail natural removal corresponding rack, the flexible driving motor just does not have the maloperation in the structure like this and makes the card appear the displacement under the motor failure state, thereby damage filter bag assembly's possibility.

Preferably, the upper slide rail sleeve member is composed of an upper slide rail and a rack; the side of the upper sliding rail, which is far away from the flower plate, is provided with a guide rail profile, a yielding groove is laterally arranged on the guide rail profile, a vertical surface and an inclined surface intersecting with the vertical surface are arranged at the lower part of the yielding groove, and the vertical surface and the inclined surface are jointly used as an upper sliding part of the guide rail; a lower pressing strip is arranged on one side of the upper sliding rail, which is close to the flower plate, and a lower pressing frame body which forms a closed loop and is sealed with the outer edge of the flower plate is fixedly arranged at the lower part of the lower pressing strip; the length of the guide rail section bar is set to be the same as the side length connected with the pattern plate, one end of the lower pressing bar close to the inner side is set to be flush with the inner side wall of the pattern plate, the other end of the lower pressing bar is beyond the outer side wall, and the exceeding part is provided with a jacking roller, so that a yielding gap is naturally formed between the guide rail section bar and the lower pressing bar on the outward side of the upper sliding rail sleeve member. The yielding notch is used for avoiding the movement of the gear; when the sliding cover plate is closed, the flower plate overcomes the elastic thrust piece to reach the set position by abutting against the pressing roller, and at the moment, the flower plate can slide up and down due to the arrangement of the roller and the pressing roller, so that the purification chamber is closed by pressing the flower plate.

Preferably, the cross section of the lower sliding rail is in an inverted T shape, wherein one side facing the flower plate is provided with a lower sliding part matched with the upper sliding part, and the upper end surface of the lower sliding rail is provided with a limit strip for limiting the upward movement of the upper sliding rail sleeve member; the lower part of the lower sliding rail is far away from one side of the flower plate, extends into the lower part of the fixing strip and is in tight sliding fit with the lower part of the flower plate, and the length of the other side extending outwards is set to be capable of abutting against the flanging when the reset spring is in an extending state. The mutual position of the lower sliding part and the upper sliding part is not in a clamping state, but the vertical surface and the plane of the upper part are provided with small gaps, namely the lower sliding rail is in a state of being capable of sliding tightly, the lower sliding rail is reset, the lower sliding rail is also used for enabling the flower plate to ascend, the lower sliding rail is reset to enable the frame body to be separated from the flanging sealing strip to form a gap, meanwhile, the lower sliding rail is reset, a gear connected with the telescopic driving motor is returned to a position capable of being meshed with the rack, the sliding cover plate is opened, the elastic thrust piece releases elastic force to push the flower plate forward for a certain distance, so that the rack enters into the gear to be meshed with the rack, and at the moment, the two telescopic driving motors are started to drive the flower plate to slide outwards through the gear.

In summary, compared with the prior art, the utility model has the following advantages:

the improved structure of the utility model is specially designed according to the improved electric modified bag dust collector, namely, the improved electric modified bag dust collector can be further improved by referring to the module of the utility model, the workload required by improvement and the cost of accessories are not great, and the improved electric modified bag dust collector can be modified one by one according to a single module, namely, the improved electric modified bag dust collector is not required to be stopped again, and has little influence on production. The improved core lies in setting up pulse ash removal system as can upwards overturn, setting up the card again as can sideways slip, thereby obtain the space of installation filter bag in the top, thereby realize changing the filter bag and need not to demolish pulse ash removal system, and the adjustable clamp that sets up on its upset frame when pulse ash removal system down overturns and resets pushes down the card, realize airtight and the fixed of card of clean room, just so need not under the circumstances of other operations to carry out airtight action to the card, and when pulse ash removal system upwards overturns and opens, the gear and the rack that flexible driving motor connected can realize the meshing voluntarily, the card also obtains the altitude space of removal voluntarily simultaneously, all action structure is accomplished with the mode of machinery as the main, the reliability is good, the card slides simultaneously and makes the position that is located export flue below can install filter bag assembly, still more have utilized the filtration space from this.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of an electric modified bag filter which is modified in the prior art;

FIG. 3 is a schematic view of the structure of the clean room housing;

FIG. 4 is a schematic view of the structure of the clean room housing with a portion of the front end of the clean room housing removed in the clean room condition;

FIG. 5 is a schematic view of another angle of the present utility model;

FIG. 6 is a schematic diagram of a structure in which a part of the filter bag is hidden after the pulse ash removal system is turned upwards;

FIG. 7 is a partial enlarged view at B in FIG. 5;

FIG. 8 is an enlarged view of a portion of FIG. 4 at A;

FIG. 9 is a schematic view of a portion of the improved clean room after removal of the access panel and after combination with the pulse ash removal system and filter unit;

FIG. 10 is a schematic view of the structure of the flip frame in the clean room housing after combination with the faceplate, with the clean room housing partially cut away for ease of viewing;

FIG. 11 is a schematic view of the structure of the opening and closing assembly in the clean room housing after being flipped up, with the clean room housing partially cut away for ease of viewing;

FIG. 12 is an enlarged view of a portion of FIG. 11 at C;

FIG. 13 is a schematic view of a portion of the structure of the telescoping assembly in combination with a faceplate;

fig. 14 is a partial enlarged view at D in fig. 13;

FIG. 15 is a schematic view of a structure of the telescoping assembly combined with a pattern plate at another angle;

FIG. 16 is an enlarged view of a portion of FIG. 15 at E;

FIG. 17 is a schematic diagram of the structure of the filter bag installed with the faceplate slid out after the clean room housing and pulse ash removal system are flipped up.

The marks in the figure: a shell s01 of the original electric dust collector; a dusty gas inlet s02; an outlet flue s03; a clean room s04; ash bucket s05; pulse ash removal system s06; ash removal pipe s062; steam drum s063; an improved clean room a100; a clean room housing 110; an exhaust port 111; opening and closing the opening 112; a telescopic doorway 115; a filter bag region 113; a flange 114; an access panel 120; a slip cover plate 130; a filtering unit 200; a faceplate 210; a telescoping assembly 220; a filter bag assembly 22rd; a slide rail set 221; a slide rail 221a; a rack 221b; a relief groove 221c; an upper slip part 221d; pressing down the frame 221e; a telescopic drive motor 22dj; gear 22cc; a rail profile 22xc; a lower molding 22xy; a lower slide rail 222; a lower slip portion 222a; a limit bar 222b; a fixing bar 223; a return spring 224; yield gap 22br; a pressing roller 22dy; an elastic thrust piece 22zt; an on-off assembly 600; bearing block 610; a flip frame 620; an adjustable compression member 621; a limit sealing plate 630; a support 631; an on-off cylinder 632; a slip block 633; a ridge 634.

Detailed Description

The utility model is further described below with reference to embodiments shown in the drawings in which:

example 1

FIG. 2 is a structure of an electric modified bag filter which is completed in the prior art, and FIG. 1 is a structural diagram of the utility model;

referring to fig. 2, the existing modified electric bag filter includes: the dust collector comprises a shell s01 of an original electric dust collector, a dust hopper s05 at the bottom and a long-bag low-pressure pulse dust collector s100 at the upper part, wherein the long-bag low-pressure pulse dust collector s100 comprises a purifying chamber 100, a filter bag arranged in the purifying chamber, a bag cage for supporting the filter bag, a pulse dust removing system s06, an outlet flue s03 and an electric control system, when the electric dust collector works, dust-containing gas is introduced into the long-bag low-pressure pulse dust collector s100 from a dust-containing gas inlet s02, large-particle dust directly falls into the dust hopper s05 along with the self weight, tiny dust is attached to the surface of the filter bag after being filtered by the filter bag, and the filter bag is reversely blown by arranging the pulse dust removing system s06 so as to vibrate and deform the filter bag, thereby the attached dust falls into the dust hopper s05 when the filter bag is shaken off, and the filtering capacity of the filter bag is recovered.

Referring to fig. 1, a purification module for a bag filter includes an improved purification chamber a100, a part of which is disposed in the improved purification chamber a100 and a part of which is exposed to a pulse ash removal system s06, a filter unit 200 disposed at a lower portion of the improved purification chamber a100, and an opening and closing assembly 600 disposed to turn the pulse ash removal system s06 upwards;

referring to fig. 6 and 3-4, the filtering unit 200 includes a pattern plate 210 disposed on the bottom surface of the purifying chamber and capable of sliding outwards relative to the bottom surface of the purifying chamber, a telescopic assembly 220 configured to slide the pattern plate 210, a through hole disposed on the pattern plate 210 and a filter bag assembly 22rd vertically sleeved in the through hole; the improved purifying room a100 comprises a purifying room shell 110, wherein an exhaust port 111 is arranged at the lower part of an outlet flue s03 on the upper surface of the purifying room shell 110, an opening and closing opening 112 for a pulse ash removal system s06 to turn upwards is arranged at the outer side of the outlet flue s03, a telescopic inlet and outlet 115 for a flower plate 210 to slide is arranged on the front side surface of the purifying room shell 110, the edges of the opening and closing opening 112 and the telescopic inlet and outlet 115 are respectively provided with a spigot extending outwards, sealing strips are arranged on the spigot, a filter bag area 113 for accommodating the flower plate 210 and a filter bag assembly 22rd is arranged on the lower surface of the purifying room shell 110, the filter bag area 113 is rectangular, four sides of the filter bag area are close to corresponding side walls, the four sides of the filter bag area are respectively provided with a turnup 114, and each turnup 114 is provided with a sealing strip; the pulse ash removal system s06 comprises an ash removal pipe s062 arranged inside the purification chamber shell 110 and a steam drum s063 externally connected with the ash removal pipe;

referring to fig. 1 to 17, the improved clean room a100 further includes an access cover 120 that is detachably covered and sealed to the open/close opening 112 by a screw, and a sliding cover 130 that is detachably covered and sealed to the telescopic access opening 115 by a screw;

the opening and closing assembly 600 comprises two bearing seats 610 arranged at two sides of the inner side of the filter bag area 113, a turnover frame 620 hinged with the two bearing seats 610 and used for installing ash removing pipes in the pulse ash removing system s06, a plurality of adjustable pressing pieces 621 which are arranged around the turnover frame 620 at intervals and can be adjusted up and down and used for pressing the flower plates 210, and a limit sealing plate 630 fixedly arranged below a steam drum in the pulse ash removing system s06; the two ends of the limit sealing plate 630 are both provided with a support 631, the support 631 is hinged with an opening and closing cylinder 632 for opening and closing the turnover frame 620, the end part of a piston rod of the opening and closing cylinder 632 is hinged with a sliding block 633, a sliding rail matched with the sliding block 633 is fixedly arranged on the corresponding upper surface of the purifying chamber shell 110, the length direction of the upper surface of the limit sealing plate 630 is provided with a convex strip 634, and the convex strip 634 is provided with a sealing strip; when the opening and closing assembly 600 works, the opening and closing assembly is in a downward overturning state, namely the whole body is in a closed state, at the moment, the overturning frame 620 and the lower flower plate 210 are horizontal, the flower plate 210 is tightly pressed by the adjustable pressing piece 621 to be fixed, the limit sealing plate 630 is propped against the corresponding sealing strip of the purification chamber shell 110, the propped part is closed, the position and the height of the upper sealing strip of the raised strip 634 at the moment are flush with the positions and the heights of the sealing strips on the two sides, the purpose of setting the height to be flush is that the overhaul cover plate 120 is installed, the overhaul cover plate 120 is partially attached to the upper surface of the limit sealing plate 630, and the sealing strip at the seam allowance of the opening and closing opening 112 and the sealing strip on the raised strip 634 are tightly pressed together, so that the opening and closing opening 112 is completely closed; when the filter is opened, the access cover plate 120 needs to be removed, the piston rod of the start-stop cylinder 632 pushes the lower turnover frame 620 to turn upwards to open a certain angle, because the part of the clean room housing 110 is positioned below the outlet flue s03 and the access cover plate 120 needs to close the start-stop opening 112, the side edge of the start-stop opening 112 close to the inner side needs to be arranged outside to enable the exposed spigot and the spigot of other side edges to form a closed loop, and then in order to fully utilize more space as a filtering unit, the hinge point of the turnover frame 620 and the bearing seat 610 is arranged at the position close to the inner wall of the clean room housing 110, so that the nozzle ash is arranged on the ash removing pipe, that is, the upward turnover angle of the turnover frame 620 is limited to be unable to open an excessive angle, therefore, the cooperation of the flower plate 210 is needed to be designed to slide outwards, and each filter bag can be arranged at the position close to the outer side of the clean room housing 110, that is shown in fig. 17.

The telescopic assembly 220 comprises two upper sliding rail sleeve parts 221 fixedly arranged on two sides of the flower plate 210, two lower sliding rails 222 in sliding fit with the upper sliding rail sleeve parts 221, a fixed strip 223 with one end fixed on the other end part of the purification chamber shell 110 and partially attached to the lower sliding rails 222, and a plurality of return springs 224 arranged in the width direction of the fixed strip 223 at intervals; the two lower slide rails 222 are respectively slidably arranged at the left side and the right side of the filter bag area 113, the end parts of the two lower slide rails 222 facing the outer side are connected with the telescopic driving motor 22dj through the mounting seats, the output shaft of the telescopic driving motor 22dj is connected with the gear 22cc, and the gear 22cc can be meshed with or separated from the rack 221b; the telescopic assembly 220 further comprises an elastic thrust piece 22zt arranged on the bottom surface of the inner side of the purification chamber shell 110 and used for stopping the flower plate 210 from moving continuously after being in place, and a rolling shaft is arranged at the position where the elastic thrust piece 22zt is in contact with the flower plate 210; the return spring 224 pushes the lower slide rail 222 to the flange 114 under the working condition of the telescopic assembly 220, see fig. 12.

The upper slide rail set 221 is composed of an upper slide rail 221a and a rack 221b; the side of the upper sliding rail 221a far away from the flower plate 210 is a guide rail profile 22xc, a yielding groove 221c is laterally arranged on the guide rail profile 22xc, a vertical surface and an inclined surface intersecting with the vertical surface are arranged at the lower part of the yielding groove 221c, and the vertical surface and the inclined surface are jointly used as an upper sliding part 221d of the guide rail; the side of the upper slide rail 221a, which is close to the flower plate 210, is provided with a lower pressing bar 22xy, and a lower pressing frame 221e which forms a closed loop and seals the outer edge of the flower plate 210 is fixedly arranged at the lower part of the lower pressing bar 22xy; the length of the guide rail section bar 22xc is set to be the same as the side length connected with the flower plate 210, one end of the lower pressing bar 22xy, which is close to the inner side, is set to be flush with the inner side wall of the flower plate 210, the other end of the lower pressing bar is beyond the outer side wall, and the exceeding part is provided with a top pressing roller 22dy, so that a yielding gap 22br is naturally formed between the guide rail section bar 22xc and the lower pressing bar 22xy on the outward side of the upper sliding rail sleeve 221, and the yielding gap 22br is used for yielding the movement of the gear 22cc;

the cross section of the lower sliding rail 222 is in an inverted T shape, wherein a lower sliding part 222a matched with the upper sliding part 221d is arranged on one side facing the flower plate 210, and a limit bar 222b for limiting the upward movement of the upper sliding rail sleeve 221 is arranged on the upper end surface of the lower sliding rail 222; the lower portion of the lower slide rail 222 is in close slidable engagement with the lower portion of the fixed bar 223 on the side of the lower slide rail 222 away from the flower plate 210, and the other side extends outward by a length set to abut against the flange 114 when the return spring 224 is in an extended state;

referring to the working principle of the telescopic assembly 220, fig. 5 illustrates the working principle of the improved purifying chamber a100 in the dust removing working state, at this time, after the sliding cover plate 130 is closed, the inner surface of the sliding cover plate 130 is provided with a bump corresponding to the position of the pressing roller 22dy, the bump presses the pressing roller 22dy to enable the flower plate 210 to slide to a correct position against the elastic thrust piece 22zt, the correct position refers to sliding to a position right above the flanging 114, the opening and closing cylinder 632 is closed to enable the turnover frame 620 to rotate to the ash cleaning pipe s062 to be parallel to the flower plate 210, the adjustable pressing piece 621 is correspondingly in a position against the peripheral edge of the flower plate 210, the pressing force urges the flower plate 210 to integrally descend until the lower pressing frame 221e is pressed against the sealing strip of the flanging 114, the flower plate 210 is integrally closed, at this point, the roller 22dy and the elastic thrust piece 22zt arranged in the foregoing can enable the flower plate 210 to integrally descend, and the upper sliding part 221d also enables the lower sliding part 222a to overcome the thrust of the reset spring 224 to enable the two lower sliding rails to respectively move to be parallel to the flower plate 210, and the two lower sliding rails 222 can respectively move to the outside of the corresponding gear 22d to be out of the expansion and contraction structure 22 j, as shown in the situation that the expansion and contraction structure of the expansion structure is out of the situation of the map is broken, and the situation that the corresponding to the motor 22d is arranged in the outside is in the situation that the situation is broken, if the motor is in the situation of being broken, and the situation is in the displacement of the situation of the flexible and the motor is shown in the driving a situation is 8; when the filter bag needs to be replaced, the telescopic assembly 220 needs to slide outwards, the access cover 120 is opened first to start the opening and closing cylinder 632 to enable the turnover frame 620 to turn upwards, at this time, the pressing force on the flower plate 210 disappears, the lower sliding rail 222 is reset under the action of the reset spring 224, at this time, the lower sliding rail 222a and the upper sliding rail 221d are matched, as shown in fig. 14, i.e. are in a matched state, the limiting bar 222b enters the yielding groove 221c to limit the height of the flower plate 210 to move upwards, the lower part of the lower sliding rail 222 is abutted to the flanging 114, so that the mutual positions of the lower sliding rail 222a and the upper sliding rail 221d are not clamped, the vertical surface and the upper plane have small gaps, namely the mutually compact sliding state, the purpose of resetting the lower sliding rail 222 is to enable the flower plate 210 to ascend, so that the lower sliding rail 222 e and the sealing strip of the flanging 114 are separated to form a gap, at the same time, the lower sliding rail 222 resets, the gear 22cc connected with the telescopic driving motor 22dj is returned to the position of the toothed bar 221b, and then the elastic thrust piece 22zt releases the elastic thrust piece to push the flower plate 210 to the whole, i.e. the toothed bar 22 j is meshed with the toothed bar 22b, i.e. the whole driving the toothed bar 22 j is driven to move the toothed bar 22 j to move outwards.

The filter bag assembly 22rd can be installed separately or together by sleeving the cloth bag in each round hole in the flower plate and sleeving the cloth bag and then installing the cloth bag, and the filter bag assembly is installed together by sleeving the cloth bag and the cloth bag into the flower plate in advance, namely the telescopic component 220 slides the flower plate 210 to the outer side edge of the last row close to the containing hole 113, and then each row of the cloth bag cages slides the flower plate 210 inwards by a row of distances until the installation is completed. After the installation, the sliding cover plate 130 is installed, so that the pattern plate comes to a preset position by pressing the pressing roller 22dy, namely, the position of the frame 221e corresponding to the sealing strip of the flanging 114 is pressed down, then the limit sealing plate 630 is closed to be pressed against the sealing strip corresponding to the purifying chamber shell 110 to form a seal, and finally the maintenance cover plate 120 is installed to form a seal integrally.

The improved structure of the utility model is specially designed according to the improved electric modified bag dust collector, namely, the improved electric modified bag dust collector can be further improved according to the technical scheme of the utility model, the workload required by improvement and the cost of accessories are not great, and the improved electric modified bag dust collector can be modified one by one according to a single module, namely, the improved electric modified bag dust collector is not required to be stopped again, and has little influence on production.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (8)

1. A purification module for a bag filter, the module being integrally installed in a housing of an original electric precipitator, characterized by comprising an improved purification chamber (a 100), a filtering unit (200) disposed at a lower portion of the improved purification chamber (a 100); an upward-turnable pulse ash removal system (s 06) is arranged in the improved purifying chamber (a 100); the filter unit (200) comprises a plurality of filter bag assemblies (22 rd) which are vertically arranged;

the filtering unit (200) comprises a flower plate (210) which is arranged on the bottom surface of the purifying chamber and can slide outwards relative to the bottom surface of the purifying chamber, a telescopic component (220) which is used for sliding the flower plate (210), a through hole is arranged on the surface array of the flower plate (210), and a filter bag assembly (22 rd) is vertically sleeved in the through hole.

2. The purification module for a baghouse according to claim 1, wherein the improved purification chamber (a 100) comprises a purification chamber housing (110), an exhaust port (111) and an opening and closing opening (112) adjacent to the exhaust port (111) are arranged on the upper surface of the purification chamber housing (110), a telescopic inlet and outlet (115) is arranged on the front side surface of the purification chamber housing (110), edges of the opening and closing opening (112) and the telescopic inlet and outlet (115) are provided with rabbets extending outwards, and sealing strips are arranged on the rabbets.

3. The purification module for a baghouse according to claim 2, wherein a filter bag area (113) is provided on the lower surface of the purification chamber housing (110), the filter bag area (113) is rectangular, four sides of the filter bag area are close to the corresponding side walls, four sides of the filter bag area are provided with flanges (114) extending upwards, and sealing strips are provided on each flange (114).

4. The purification module for a baghouse of claim 2, wherein the improved purification chamber (a 100) further comprises an access cover (120) that is removable by a screw partially covering and sealing the opening and closing opening (112), and a slip cover (130) that is removable by a screw covering and sealing the telescoping access opening (115).

5. The purification module for a bag dust collector according to claim 3, further comprising an opening and closing assembly (600) for turning up the pulse ash removal system (s 06), wherein the opening and closing assembly (600) comprises two bearing seats (610) arranged on two sides of the inner side of the filter bag area (113), a turning frame (620) hinged with the two bearing seats (610) for installing ash removal pipes in the pulse ash removal system (s 06), a plurality of adjustable pressing pieces (621) which are arranged around the turning frame (620) at intervals and can be adjusted up and down are arranged on the upper surface of the turning frame (620), limit sealing plates (630) are fixedly arranged in the pulse ash removal system (s 06), supports (631) are arranged at two ends of each limit sealing plate (630), the supports (631) are hinged with piston rod ends of the opening and closing cylinders (632) for opening and closing the turning frame (113), sliding blocks (633) are hinged with sliding rails matched with the sliding blocks (633) and fixedly arranged on the corresponding upper surfaces of the purification chamber housing (110), protruding strips (634) are arranged on the length direction of the upper surfaces of the limit sealing plates (630).

6. The purification module for a baghouse according to claim 5, wherein the telescopic assembly (220) comprises two upper slide rail sets (221) fixedly arranged at both sides of the faceplate (210), two lower slide rails (222) slidably engaged with the upper slide rail sets (221), a fixing bar (223) having one end fixed to the other end portion of the purification chamber housing (110) and being partially adhered to the lower slide rails (222), and a plurality of return springs (224) arranged at intervals in the width direction of the fixing bar (223); the two lower sliding rails (222) are respectively arranged on the left side and the right side of the filter bag area (113) in a sliding mode, the end portions, facing the outer sides, of the two lower sliding rails (222) are connected with a telescopic driving motor (22 dj) through a mounting seat, an output shaft of the telescopic driving motor (22 dj) is connected with a gear (22 cc), an elastic thrust piece (22 zt) which is arranged on the inner bottom surface of the purification chamber shell (110) and used for blocking a flower plate (210) to move continuously after the flower plate is in place is arranged on the position, which is against the flower plate (210), of the elastic thrust piece (22 zt), and a rolling shaft is arranged on the position, which is in contact with the flower plate (210).

7. The purification module for a baghouse as defined in claim 6, the upper slide rail kit (221) consisting of an upper slide rail (221 a) and a rack (221 b); one side of the upper sliding rail (221 a) far away from the flower plate (210) is a guide rail profile (22 xc), a yielding groove (221 c) is laterally arranged on the guide rail profile (22 xc), a vertical surface and an inclined surface intersecting with the vertical surface are arranged at the lower part of the yielding groove (221 c), and the vertical surface and the inclined surface are jointly used as an upper sliding part (221 d) of the guide rail; one side of the upper sliding rail (221 a) close to the flower plate (210) is provided with a lower pressing bar (22 xy), and a lower pressing frame body (221 e) which forms a closed loop and is sealed with the outer edge of the flower plate (210) is fixedly arranged at the lower part of the lower pressing bar (22 xy); the length of the guide rail section bar (22 xc) is set to be the same as the side length connected with the flower plate (210), one end of the lower pressing bar (22 xy) close to the inner side is set to be flush with the inner side wall of the flower plate (210), the other end of the lower pressing bar exceeds the outer side wall, and the exceeding part is provided with a top pressing roller (22 dy), so that a yielding gap (22 br) is naturally formed between the guide rail section bar (22 xc) and the lower pressing bar (22 xy) on the outer side of the upper guide rail sleeve member (221).

8. The purification module for a baghouse according to claim 6, wherein the cross section of the lower slide rail (222) is generally inverted T-shaped, wherein a lower sliding part (222 a) matched with the upper sliding part (221 d) is provided at one side facing the flower plate (210), and a limit bar (222 b) for limiting the upward movement of the upper slide rail set (221) is provided at the upper end surface of the lower slide rail (222); the lower part of the lower slide rail (222) is far away from one side of the flower plate (210) and extends into the lower part of the fixing strip (223) to be in close sliding fit, and the length of the other side extending outwards is set to be capable of abutting against the flanging (114) when the reset spring (224) is in an extending state.