CN211273913U

CN211273913U - Modularization bag collector easy to assemble

Info

Publication number: CN211273913U
Application number: CN201921826749.6U
Authority: CN
Inventors: 刘德元
Original assignee: Tianjin Sanqiang Lvyuan Environmental Protection Technology Co ltd
Current assignee: Tianjin Sanqiang Lvyuan Environmental Protection Technology Co ltd
Priority date: 2019-10-26
Filing date: 2019-10-26
Publication date: 2020-08-18
Anticipated expiration: 2029-10-26

Abstract

The utility model relates to a modularization bag collector easy to assemble. The dust collection box comprises a mounting base, the bottom of the mounting base is fixedly connected with a plurality of groups of trundles and feet, a dust collection box body is arranged above the mounting base, and the lower part of the dust collection box body is fixedly connected with a dust collection hopper; the inner cavity of the dust removal box body is provided with a fan mounting plate which is transversely arranged and a flower plate which is movably connected with the dust removal box body, and the fan mounting plate and the flower plate divide the dust removal box body into a dust removal chamber, a gas collection chamber and a fan chamber; a fan is fixedly connected in the fan chamber, and a reciprocating driving device is arranged in the gas collection chamber; a plurality of groups of through holes are formed in the pattern plate, a tube cage switching assembly is inserted in the through holes, the upper part of the tube cage switching assembly is connected with a venturi tube, and the lower part of the tube cage switching assembly is clamped with a bag cage assembly; the bag cage assembly is sleeved with a filter bag, and a plurality of groups of elastic sheets for supporting the filter bag are arranged on the bag cage assembly; an air inlet pipe section is fixedly connected to the dust removal box body. The utility model discloses small, remove in a flexible way, with low costs and install convenient.

Description

Modularization bag collector easy to assemble

Technical Field

The utility model belongs to the technical field of dust collecting equipment, especially, relate to a modularization bag collector easy to assemble.

Background

With the development of economy and technology in China, the environmental protection consciousness of citizens is greatly enhanced, the environmental protection becomes a key problem of social attention, and the bag type dust collector is widely applied to the dust removal industry. The bag type dust collector is a dry dust filter, mainly composed of a dust collecting box body, an ash bucket at the lower part of the dust collecting box body, an ash cleaning system, an ash discharging mechanism and the like, and is suitable for collecting fine, dry and non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, the dust-containing gas is filtered by the filtering action of the fiber fabric, after the dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity falls into the dust hopper due to the sedimentation of the gravity, and when the gas containing fine dust passes through the filter material, the dust is blocked, so that the gas is purified.

Most of the existing bag-type dust collectors are large-sized dust collectors, and the dust collection box body is huge in appearance, so that the dust collection box body is mainly manufactured and installed on site when being installed and used, the bag-type dust collectors are difficult to move after being installed, the production and manufacturing cost is high, and the installation difficulty is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a convenient-to-mount modularized bag type dust collector which has small volume, flexible movement, low cost and convenient installation for solving the technical problems existing in the prior art.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a modularized bag type dust collector convenient to install comprises an installation base, wherein the bottom of the installation base is fixedly connected with a plurality of groups of trundles and feet; the inner cavity of the dust removal box body is provided with a fan mounting plate which is transversely arranged and fixedly connected with the dust removal box body and a flower plate which is movably connected with the dust removal box body, and the fan mounting plate and the flower plate divide the dust removal box body into a dust removal chamber, a gas collection chamber and a fan chamber which are distributed from bottom to top; a fan communicated with a gas collection chamber is fixedly connected in the fan chamber, and a reciprocating driving device capable of driving the pattern plate to reciprocate up and down is arranged in the gas collection chamber; a plurality of groups of through holes are formed in the pattern plate, a pipe cage switching component is inserted in the through holes, the upper part of the pipe cage switching component is connected with a venturi tube positioned in the gas collecting chamber, and the lower part of the pipe cage switching component is clamped with a bag cage component positioned in the dust collecting chamber; the bag cage assembly is sleeved with a filter bag, and a plurality of groups of elastic sheets which are protruded outwards and used for supporting the filter bag are arranged on the bag cage assembly; an air inlet pipe section communicated with the dust chamber is fixedly connected to the dust removing box body.

The utility model has the advantages that: the utility model provides a modularized bag type dust collector convenient to install, compared with the existing large-scale bag type dust collector, the utility model has the advantages of small volume, simple structure, reasonable design, no need of field installation and manufacture, mass and standardized production and manufacture, and greatly reduced production cost; by arranging the trundles and the feet, the utility model can be flexibly moved to the place of the air source to be dedusted, thereby meeting different dedusting requirements; the tube cage switching assembly is arranged on the pattern plate, and the lower part of the tube cage switching assembly is connected with the bag cage assembly in a clamping manner, so that an operator can conveniently replace a filter bag, and the filter bag can be conveniently and quickly replaced; the elastic sheet which is protruded outwards is arranged on the bag cage assembly, so that the filter bag sleeved outside the bag cage assembly can be stretched, and the filter bag can be prevented from falling off under the action of an unmanned force; through setting up reciprocating drive device, can carry out mechanical vibration deashing to the filter bag, simple structure and low in production cost.

Preferably: the bag cage assembly comprises a connecting ring, and a plurality of groups of support rods which are longitudinally arranged are fixedly connected to the bottom of the connecting ring; an inserting inner sleeve coaxial with the connecting ring is fixedly connected to the inner side wall of the connecting ring, and a clamping groove is formed in the inserting inner sleeve; the pipe cage switching assembly comprises a plug-in outer sleeve penetrating through the pattern plate, a plurality of groups of clamping columns are fixedly connected to the inner side wall of the plug-in outer sleeve, and the clamping columns are matched with the clamping grooves in a clamping mode.

Preferably: the reciprocating driving device comprises two groups of oppositely arranged connecting rod connecting seats fixedly connected with the inner side wall of the dust removal box body, and a rotating shaft rotatably connected with the two groups of connecting rod connecting seats is transversely arranged between the two groups of connecting rod connecting seats; the rotating shaft is connected with two groups of cams which are oppositely arranged through keys, the connecting rod connecting seat is connected with a reciprocating connecting rod which is longitudinally arranged through a linear bearing in a sliding way, the top of the reciprocating connecting rod is fixedly connected with a roller seat, the roller seat is rotatably connected with a roller which is connected with the peripheral surface of the cam in a rolling way, the reciprocating connecting rod is sleeved with a reciprocating spring, the reciprocating spring is positioned between the roller seat and the connecting rod connecting seat, and two ends of the reciprocating spring are respectively abutted against the roller seat and the connecting rod connecting seat; the bottom of the reciprocating connecting rod is fixedly connected with the pattern plate; the dust removal box is fixedly connected with the dust removal box body and is used for driving the rotating shaft to rotate.

Preferably: a circle of guide pieces which are transversely arranged and have concave sections are fixedly connected to the inner side wall of the dust removal chamber, the end parts of the pattern plates are positioned in grooves of the guide pieces, hole grooves are formed in the circumferential side surfaces of the pattern plates, and balls which are in rolling connection with groove surfaces of the guide pieces are embedded in the hole grooves; the top surface and the bottom surface of the pattern plate are both connected with corrugated protective covers connected with the guide pieces.

Preferably: the tube cage switching assembly further comprises a pressing flange plate detachably connected to the top of the inserting outer sleeve, and the edge of the venturi tube is pressed between the inserting outer sleeve and the pressing flange plate.

Preferably: a plurality of groups of supporting legs fixedly connected with the mounting seat are fixedly connected to the bottom of the dust removal box body; the discharge port of the ash collecting bucket is connected with an ash discharging valve, and a drawer positioned below the discharge port of the ash discharging valve is arranged on the mounting seat.

Preferably: a Z-shaped guide plate is fixedly connected in the dust removing chamber and is opposite to the air outlet end of the air inlet pipe section.

Preferably: the inner side wall of the fan chamber is provided with silencing cotton.

Preferably: the bag cage assembly also comprises a support ring fixedly connected with the plurality of groups of support rods.

Preferably: three groups of windows corresponding to the positions of the dust removal chamber, the gas collection chamber and the fan chamber are arranged on the front side wall of the dust removal box body, and an access door hinged with the dust removal box body is buckled on the windows.

Drawings

Fig. 1 is a schematic view of the partial sectional structure of the front view of the present invention;

FIG. 2 is a schematic, partially cross-sectional, structural view of the assembly of the bag cage assembly and tube cage adapter assembly of the present invention;

fig. 3 is an enlarged schematic view of the region a in the present invention;

fig. 4 is a schematic perspective view of the reciprocating drive apparatus of the present invention;

fig. 5 is a schematic view of the overall structure of the present invention.

In the figure: 1. a caster wheel; 2. ground feet; 3. a mounting seat; 4. a drawer; 5. an ash discharge valve; 6. a dust collecting hopper; 7. a support leg; 8. a baffle; 9. an air intake pipe section; 10. a bag and cage assembly; 10-1, supporting rods; 10-2, a support ring; 10-3, connecting rings; 10-4, inserting an inner sleeve; 10-4-1, a clamping groove; 11. an elastic sheet; 12. a tube cage adapter assembly; 12-1, inserting a jacket; 12-2, pressing a flange plate; 12-3, clamping columns; 13. a venturi; 14. a pattern plate; 15. a corrugated shield; 16. a guide member; 17. a dust removal box body; 17-1, a dust removal chamber; 17-2, collecting gas; 17-3, a fan chamber; 17-4, an access door; 18. a fan mounting plate; 19. a reciprocating drive device; 19-1, a roller seat; 19-2, a reciprocating spring; 19-3, a reciprocating connecting rod; 19-4, a connecting rod connecting seat; 19-5, rollers; 19-6, a cam; 19-7, a rotating shaft; 19-8, a reciprocating motor; 20. a ball bearing; 21. silencing cotton; 22. a fan.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:

referring to fig. 1, the modular bag filter easy to install according to the present invention includes a mounting base 3 having a plurality of casters 1 and feet 2 fixed to the bottom thereof, a dust-removing box 17 having an air outlet at the top thereof is disposed above the mounting base 3, and a plurality of support legs 7 fixed to the mounting base 3 are fixed to the bottom of the dust-removing box 17. The lower part of the dust removal box body 17 is opened and an ash collecting hopper 6 is fixedly connected at the opening; the ash collecting hopper 6 is of a quadrangular frustum structure with a downward small opening, the small opening of the ash collecting hopper 6 is a discharge opening, the discharge opening of the ash collecting hopper 6 is connected with an ash discharging valve 5, and a drawer 4 which is positioned below the discharge opening of the ash discharging valve 5 and used for receiving dust is arranged on the mounting seat 3.

The ash discharging valve 5 is a star-shaped feeder and mainly comprises a shell provided with an upper material port and a lower material port which are oppositely arranged, a rotating motor with a speed reducer is fixedly connected onto the shell, a main shaft with an impeller is connected onto an output shaft of the speed reducer motor, and the impeller on the main shaft is driven to rotate by the speed reducer under the driving of the motor, so that dust accumulated in the ash collecting hopper 6 is driven to the discharge port of the ash discharging valve 5 through an impeller groove to be uniformly sent out of a dust remover.

The inner cavity of the dust removing box body 17 is provided with a fan mounting plate 18 which is transversely arranged and fixedly connected with the dust removing box body 17 and a flower plate 14 which is movably connected with the dust removing box body 17, and the fan mounting plate 18 and the flower plate 14 divide the dust removing box body 17 into a dust removing chamber 17-1, a gas collecting chamber 17-2 and a fan chamber 17-3 which are distributed from bottom to top. As shown in figure 5, three groups of windows corresponding to the positions of the dust removal chamber 17-1, the gas collection chamber 17-2 and the fan chamber 17-3 are arranged on the front side wall of the dust removal box body 17, an access door 17-4 hinged with the dust removal box body 17 is buckled on the windows, one side of the access door 17-4 is hinged with the dust removal box body 17 through a hinge, and the other side is in locking connection with the dust removal box body 17 through a lock catch. The arrangement of the access door 17-4 is convenient for workers to overhaul the inner cavity of the dust remover.

As shown in figure 1, a fan 22 communicated with the air collection chamber 17-2 is fixedly connected in the fan chamber 17-3, and in order to reduce the noise pollution generated by the fan 22 in the use process of the utility model, the inner side wall of the fan chamber 17-3 is provided with silencing cotton 21. In order to facilitate the installation of the silencing cotton 21, a mounting frame formed by mutually perpendicular multiple groups of rod pieces can be arranged in the fan chamber 17-3, and the silencing cotton 21 is installed on the mounting frame.

Because the utility model discloses need nimble to remove to waste gas outlet department, and compare with current fixed bag collector, the utility model provides a dust removal box 17's volume is less, under the condition that has better deashing function concurrently, in order to save the cost, so the utility model discloses a dust that the mode of mechanical deashing accumulated outside the filter bag is cleared up, and the particular case is as follows:

a reciprocating driving device 19 which can drive the flower plate 14 to reciprocate up and down is arranged in the gas collection chamber 17-2. As shown in fig. 1 and 4, the reciprocating driving device 19 includes two sets of link connecting bases 19-4 oppositely disposed and fixedly connected to the inner side wall of the dust removing box 17, and the link connecting bases 19-4 are fixedly connected by a horizontal plate and a vertical plate. A rotating shaft 19-7 which is rotatably connected with the two connecting rod connecting seats through a rolling bearing is transversely arranged between the two connecting rod connecting seats 19-4. One end of the rotating shaft 19-7 penetrates through the dust removal box body 17 and then is coaxially connected with a reciprocating motor 19-8; the reciprocating motor 19-8 is fixedly connected with the dust removal box body 17 through a motor base.

Two groups of cams 19-6 which are oppositely arranged are connected on the rotating shaft 19-7 by keys, and the cams 19-6 are positioned between the two groups of connecting rod connecting seats 19-4. A transverse plate of the connecting rod connecting seat 19-4 is slidably connected with a reciprocating connecting rod 19-3 which is longitudinally arranged through a linear bearing, the top of the reciprocating connecting rod 19-3 is fixedly connected with a roller seat 19-1, a roller 19-5 which is in rolling connection with the peripheral surface of the cam 19-6 is rotatably connected on the roller seat 19-1, a reciprocating spring 19-2 is sleeved on the reciprocating connecting rod 19-3, the reciprocating spring 19-2 is positioned between the roller seat 19-1 and the transverse plate of the connecting rod connecting seat 19-4, and two ends of the reciprocating spring 19-2 are respectively abutted against the roller seat 19-1 and the transverse plate of the connecting rod connecting seat 19-. The bottom of the reciprocating connecting rod 19-3 is fixedly connected with the top of the pattern plate 14.

An output shaft of the reciprocating motor 19-8 rotates to drive the cam 19-6 to rotate in a vertical plane, the cam 19-6 pushes the reciprocating connecting rod 19-3 and the roller seat 19-1 which are connected into a whole to do linear motion by rolling surface contact with the roller 19-5, and the reciprocating connecting rod 19-3 and the connecting rod connecting seat 19-4 are connected in a sliding mode through a linear bearing so that a guiding effect can be achieved on the reciprocating connecting rod 19-3; the reciprocating spring 19-2 is compressed by the roller seat 19-1, when the reciprocating motor 19-8 drives the cam 19-6 to rotate, the elastic force of the reciprocating spring 19-2 can support the roller seat 19-1 and the reciprocating connecting rod 19-3 to restore to the original position, and the output shaft of the reciprocating motor 19-8 continuously rotates to repeat the process so as to drive the reciprocating connecting rod 19-3 to do longitudinal linear reciprocating motion; the reciprocating connecting rod 19-3 can drive the pattern plate 14 fixedly connected with the reciprocating connecting rod to do longitudinal linear reciprocating motion when doing reciprocating motion. Thereby achieving the effect of mechanical ash removal.

Referring further to fig. 1 and 3, a circle of transversely arranged guide members 16 with a concave cross section are fixedly connected to the inner side wall of the dust chamber 17-1, and the groove of each guide member 16 faces inward. The circumferential end of the pattern plate 14 is located in the groove of the guide 16, the circumferential side of the pattern plate 14 is provided with a hole groove, and a ball 20 which is in rolling connection with the groove surface of the guide 16 is embedded in the hole groove. The provision of the balls 20 reduces friction between the flower plate 14 and the guide 16, and allows the longitudinal reciprocation of the flower plate 14 to be more stable while reducing power consumption. Corrugated protection caps 15 connected to the guide members 16 are attached to both the top and bottom surfaces of the card 14. The friction between the card 14 and the guide 16 is increased by avoiding the entry of dust by providing a corrugated shield 15.

It can be seen that, as shown in fig. 1 and 2, a plurality of sets of through holes are opened on the pattern plate 14, the tube cage adapter assembly 12 is inserted into the through holes, and the venturi 13 located in the gas collection chamber 17-2 is connected to the upper portion of the tube cage adapter assembly 12. The bag cage assembly 10 in the dust chamber 17-1 is clamped at the lower part of the tube cage adapter assembly 12.

The bag cage assembly 10 includes a connector ring 10-3, and the connector ring 1-3 includes a connector sleeve portion and an outwardly turned flap portion integrally formed at a top portion of the connector sleeve portion. A plurality of groups of support rods 10-1 which are longitudinally arranged are fixedly connected at the bottom of the connecting ring 10-3; a plurality of groups of support rings 10-2 are fixedly connected among the plurality of groups of support rods 10-1, the support rings 10-2 are distributed up and down and connect the plurality of groups of support rods 10-1 into a whole, thereby enhancing the structural strength of the bag cage assembly 10.

It can be seen that an elastic ring for tightly supporting the filter bag is provided between the support rod 10-1 and the connection ring 10-3. Through the arrangement, the filter bag can be more firmly installed, namely, after the filter bag is sleeved on the bag cage assembly 10, the top edge of the filter bag can be pressed between the elastic ring and the supporting rod 10-1. An inserting inner sleeve 10-4 coaxially arranged with the connecting ring 10-3 is fixedly connected to the inner side wall of the connecting ring 10-3, a clamping groove 10-4-1 is formed in the inserting inner sleeve 10-4, and the upper end portion of the clamping groove 10-4-1 is open. The clamping groove 10-4-1 comprises a vertical section extending longitudinally and a horizontal section extending transversely, and an oblique section is connected between the vertical section and the horizontal section.

The tube cage adapter assembly 12 comprises an inserting outer sleeve 12-1 penetrating through a flower plate 14, the inserting outer sleeve 12-1 comprises a sleeve portion, a connecting flange is integrally formed at the top of the sleeve portion, the inserting outer sleeve 12-1 is connected with the flower plate 14, the inserting outer sleeve 12-1 is inserted into a through hole formed in the flower plate 14 and plays a limiting role, and in order to improve stability, the inserting outer sleeve 12-1 can also be connected with the flower plate 14 through the connecting flange and screws. A plurality of groups of clamping columns 12-3 are fixedly connected on the inner side wall of the inserting outer sleeve 12-1, and the clamping columns 12-3 are in clamping fit with the clamping grooves 10-4-1. In order to conveniently install the venturi 13, the tube cage adapter assembly 12 further comprises a pressing flange 12-2 detachably connected to the top of the plug outer sleeve 12-1, and the annular outer edge of the venturi 13 is pressed between the plug outer sleeve 12-1 and the pressing flange 12-2.

The specific installation mode of the splicing inner sleeve 10-4 and the splicing outer sleeve 12-1 is as follows: the inner plugging sleeve 10-4 is inserted into the outer plugging sleeve 12-1 and rotated, so that the plugging column 12-3 penetrates into the plugging groove 10-4-1 and is finally positioned at the horizontal section of the plugging groove 10-4-1, and when the inner plugging sleeve 10-4 needs to be taken out, the inner plugging sleeve 10-4 needs to be rotated reversely and pulled out downwards, so that the plugging column 12-3 is separated from the plugging groove 10-4-1.

The bag cage assembly 10 is sleeved with a filter bag, and the bag cage assembly 10 is provided with a plurality of groups of elastic pieces 11 which protrude outwards and are used for supporting the filter bag. Can play the supporting role to the filter bag through setting up flexure strip 11, because flexure strip 11 is outside protruding and have elasticity, so can prop up the filter bag and also can not burst the filter bag simultaneously, be convenient for install the filter bag to can prevent that the filter bag from droing.

An air inlet pipe section 9 communicated with the dust chamber 17-1 is fixedly connected on the dust removal box body 17. A Z-shaped guide plate 8 is fixedly connected in the dust chamber 17-1, and the guide plate 8 is over against the air outlet end of the air inlet pipe section 9.

Through setting up guide plate 8 for the gas that has the dust at first gets into the air current passageway that guide plate 8 and dust removal box 17 enclose, thereby makes the gaseous air route obstructed, relies on intermolecular kinetic energy to make impurity particle separation such as bulky and small volume dust. The large-volume particles are accumulated and fall into the dust collecting hopper 6, so that the particles are convenient to collect. The small-volume particles are filtered and collected through the filter bag, and the dust removal effect of the filter bag is improved through the arrangement. The filter bag is made of rock wool, and is flame-retardant and breathable.

The working process is as follows:

the utility model is moved manually to the gas source of the gas to be dedusted, at the moment, the motor of the ash discharge valve 5 and the reciprocating motor 19-8 are both in a shutdown state, and the gas outlet of the gas source of the gas to be dedusted is connected with the gas inlet pipe section 9 through a gas pipeline, so that the gas with impurities such as dust particles can enter the box body of the deduster; after the air source and the air inlet pipe section 9 are connected, the fan 22 is started, air flows through an air flow channel formed by the guide plate 8 and the dust removal box body 17 to perform pre-dust removal under the action of the fan 22, so that large-volume particles are accumulated and fall into the dust collection hopper 6, the air subjected to pre-dust removal flows through the filter bag under the action of the fan 22, dust with large particles and large specific gravity falls into the dust collection hopper 6 due to the sedimentation of the gravity, and the dust is blocked when the air containing fine dust passes through the filter bag; the dedusted gas is discharged into the fan chamber 17-3 under the action of the fan 22, and then is subjected to subsequent purification operation or is directly discharged into the atmosphere;

after dust is removed for a period of time, the dust removing operation is required, the fan 22 stops operating, the reciprocating motor 19-8 is started, the pattern plate 14 and the bag cage assembly 10 and the tube cage switching assembly 12 on the pattern plate 14 perform longitudinal reciprocating motion under the action of the reciprocating driving device 19, so that the filter bag is driven to vibrate to shake off dust into the dust collecting hopper 6, and the dust discharging valve 5 is started to discharge the dust in the dust collecting hopper 6;

after the filter bag is used for a long time, the filter bag needs to be replaced in time, the fan and the reciprocating motor 19-8 are closed, the access door 17-4 on the side face of the box body of the bag type dust collector can be opened, the bag cage assembly 10 is taken down for replacing the filter bag, the specific process is as above, the detailed description is omitted, and after the replacement is completed, the access door 17-4 is closed, and the dust removal process is performed again.

Claims

1. The utility model provides a modularization bag collector easy to assemble, characterized by: the dust collection device comprises a mounting base (3) of which the bottom is fixedly connected with a plurality of groups of trundles (1) and feet (2), wherein a dust collection box body (17) of which the top is provided with an air outlet is arranged above the mounting base (3), the lower part of the dust collection box body (17) is open, and an ash collection hopper (6) is fixedly connected at the open; a fan mounting plate (18) which is transversely arranged and fixedly connected with the dust removal box body (17) and a flower plate (14) which is movably connected with the dust removal box body (17) are arranged in the inner cavity of the dust removal box body (17), and the dust removal box body (17) is divided into a dust removal chamber (17-1), a gas collection chamber (17-2) and a fan chamber (17-3) which are distributed from bottom to top by the fan mounting plate (18) and the flower plate (14); a fan (22) communicated with the gas collection chamber (17-2) is fixedly connected in the fan chamber (17-3), and a reciprocating driving device (19) capable of driving the pattern plate (14) to reciprocate up and down is arranged in the gas collection chamber (17-2); a plurality of groups of through holes are formed in the pattern plate (14), a tube cage switching component (12) is inserted in the through holes, the upper part of the tube cage switching component (12) is connected with a venturi tube (13) positioned in the gas collection chamber (17-2), and the lower part of the tube cage switching component (12) is clamped with a bag cage component (10) positioned in the dust removal chamber (17-1); a filter bag is sleeved outside the bag cage component (10), and a plurality of groups of elastic sheets (11) which are protruded outwards and used for supporting the filter bag are arranged on the bag cage component (10); an air inlet pipe section (9) communicated with the dust chamber (17-1) is fixedly connected on the dust removing box body (17).

2. The easy-to-install modular bag house of claim 1, further comprising: the bag cage assembly (10) comprises a connecting ring (10-3), and a plurality of groups of longitudinally arranged support rods (10-1) are fixedly connected to the bottom of the connecting ring (10-3); an inserting inner sleeve (10-4) coaxial with the connecting ring (10-3) is fixedly connected to the inner side wall of the connecting ring (10-3), and a clamping groove (10-4-1) is formed in the inserting inner sleeve (10-4); the tube cage switching assembly (12) comprises an inserting outer sleeve (12-1) penetrating through the pattern plate (14), a plurality of groups of clamping columns (12-3) are fixedly connected to the inner side wall of the inserting outer sleeve (12-1), and the clamping columns (12-3) are in clamping fit with the clamping grooves (10-4-1).

3. The easy-to-install modular bag house of claim 1, further comprising: the reciprocating driving device (19) comprises two groups of connecting rod connecting seats (19-4) which are oppositely arranged and fixedly connected with the inner side wall of the dust removal box body (17), and a rotating shaft (19-7) which is rotatably connected with the two groups of connecting rod connecting seats (19-4) is transversely arranged between the two groups of connecting rod connecting seats (19-4); the rotary shaft (19-7) is connected with two groups of cams (19-6) which are arranged oppositely through keys, a reciprocating connecting rod (19-3) which is arranged longitudinally is connected on the connecting rod connecting seat (19-4) in a sliding way through a linear bearing, the top of the reciprocating connecting rod (19-3) is fixedly connected with a roller seat (19-1), a roller (19-5) which is connected with the peripheral surface of the cam (19-6) in a rolling way is rotatably connected on the roller seat (19-1), a reciprocating spring (19-2) is sleeved on the reciprocating connecting rod (19-3), the reciprocating spring (19-2) is positioned between the roller seat (19-1) and the connecting rod connecting seat (19-4), and two ends of the reciprocating spring (19-2) are respectively abutted against the roller seat (19-1) and the connecting rod; the bottom of the reciprocating connecting rod (19-3) is fixedly connected with the pattern plate (14); and the reciprocating motor (19-8) is fixedly connected with the dust removal box body (17) and is used for driving the rotating shaft (19-7) to rotate.

4. The easy-to-install modular bag house of claim 1, further comprising: a circle of guide pieces (16) which are transversely arranged and have concave sections are fixedly connected to the inner side wall of the dust chamber (17-1), the end parts of the flower plates (14) are positioned in grooves of the guide pieces (16), hole grooves are formed in the circumferential side surfaces of the flower plates (14), and balls (20) which are in rolling connection with the groove surfaces of the guide pieces (16) are embedded in the hole grooves; corrugated protective covers (15) connected with the guide pieces (16) are connected to the top surface and the bottom surface of the pattern plate (14).

5. The easy-to-install modular bag house of claim 2, wherein: the tube cage adapter assembly (12) further comprises a pressing flange plate (12-2) detachably connected to the top of the plug-in outer sleeve (12-1), and the edge of the venturi tube (13) is pressed between the plug-in outer sleeve (12-1) and the pressing flange plate (12-2).

6. The easy-to-install modular bag house of claim 1, further comprising: a plurality of groups of supporting legs (7) fixedly connected with the mounting seat (3) are fixedly connected with the bottom of the dust removal box body (17); the discharge port of the ash collecting hopper (6) is connected with an ash discharging valve (5), and a drawer (4) positioned below the discharge port of the ash discharging valve (5) is arranged on the mounting seat (3).

7. The easy-to-install modular bag house of claim 1, further comprising: a Z-shaped guide plate (8) is fixedly connected in the dust chamber (17-1), and the guide plate (8) is over against the air outlet end of the air inlet pipe section (9).

8. The easy-to-install modular bag house of claim 1, further comprising: the inner side wall of the fan chamber (17-3) is provided with silencing cotton (21).

9. The easy-to-install modular bag house of claim 2, wherein: the bag cage assembly (10) also comprises a support ring (10-2) fixedly connected with a plurality of groups of support rods (10-1).

10. The easy-to-install modular bag house of claim 1, further comprising: three groups of windows which respectively correspond to the positions of the dust removing chamber (17-1), the air collecting chamber (17-2) and the fan chamber (17-3) are arranged on the front side wall of the dust removing box body (17), and an access door (17-4) which is hinged with the dust removing box body (17) is buckled on the windows.