CN214764052U

CN214764052U - Cloth bag dust removal device

Info

Publication number: CN214764052U
Application number: CN202121153960.3U
Authority: CN
Inventors: 王本财
Original assignee: Shanghai Prosperity Road Construction Engineering Co ltd
Current assignee: Shanghai Prosperity Road Construction Engineering Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-11-19
Anticipated expiration: 2031-05-26

Abstract

The application relates to a cloth bag dust removal device, which comprises a box body, a perforated plate and a rack, wherein the perforated plate is integrally formed with the box body; the perforated plate is provided with a plurality of mounting holes, the mounting holes are connected with a dust removal cloth bag and a filter bag frame, the dust removal cloth bag and the filter bag frame are elastic, the dust removal cloth bag is sleeved outside the filter bag frame, the inner wall of the box body is provided with a lifting assembly, and the lifting assembly is used for driving the rack to slide back and forth in a direction close to or far away from the dust removal cloth bag and the filter bag frame; this application has realized the effect of cleaing away the dust on dust removal sack surface to improve sack dust collector's dust collection efficiency.

Description

Cloth bag dust removal device

Technical Field

The application relates to the technical field of dust removal devices, in particular to a cloth bag dust removal device.

Background

The prior bag-type dust collector is a dry dust collector which is suitable for collecting fine and dry non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, dust-containing gas enters the bag-type dust collector by utilizing the filtering action of the fiber fabric, 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.

The utility model discloses an authorized notice number CN209405964U utility model discloses a bag-type dust collector, which comprises a bin body, wherein a perforated plate is arranged in the bin body, and each hole on the perforated plate is provided with a filter bag; and a centrifugal impeller is rotatably arranged below the filter bag. By rotating the centrifugal impeller, the dust removal chamber forms spiral airflow, and the gas in the dust removal chamber centrifugally separates dust and gas under the spiral airflow to force part of dust in the gas to directly fall into the dust hopper, so that the dust is pre-removed.

In view of the above-mentioned related technologies, some dust in the unfiltered gas adheres to the surface of the dust removal cloth bag, which is easy to block the pores for filtering on the dust removal cloth bag, thereby reducing the dust removal efficiency of the dust removal cloth bag device.

SUMMERY OF THE UTILITY MODEL

In order to improve the dust collection efficiency of dust removal sack, this application provides a sack dust collector.

The application provides a sack dust collector adopts following technical scheme:

a cloth bag dust removal device comprises a box body, a perforated plate and a rack, wherein the perforated plate is integrally formed with the box body; the multi-functional dust removal bag comprises a box body and is characterized in that a plurality of mounting holes are formed in the perforated plate, a dust removal bag and a filter bag frame are detachably connected to the mounting holes, the dust removal bag and the filter bag frame are elastic, the dust removal bag is sleeved outside the filter bag frame, a lifting assembly is arranged on the inner wall of the box body and used for driving the rack to slide back and forth in the direction close to or far away from the dust removal bag and the filter bag frame.

Through adopting above-mentioned technical scheme, lifting unit drives the frame and comes and goes to slide to dust removal sack and filter bag frame direction, and the frame comes and goes the in-process butt that slides, extrudees the filter bag frame, and the filter bag frame takes place elastic deformation expansion dust removal sack, and the dust removal sack reaches the dust of getting rid of in the dust removal sack hole and drops at the hole grow of elastic condition lower surface, improves sack dust collector dust collection efficiency.

Optionally, the filter bag frame includes a first frame ring, a plurality of frame bars, and a second frame ring; one ends of the frame strips are connected with the first frame ring, and the other ends of the frame strips are connected with the second frame ring; the diameter of the first frame ring is larger than that of the mounting hole, and the diameter of the second frame ring is smaller than that of the mounting hole.

By adopting the technical scheme, the second frame ring penetrates through the mounting hole, and the lower surface of the first frame ring is abutted against the upper surface of the porous plate; the plurality of frame strips play a role in supporting the dust removal cloth bag, so that the dust removal cloth bag is forced to be in a tensioning state, and the filtering surface of the dust removal cloth bag is improved.

Optionally, the frame includes rectangle frame and many buttjunction poles, many buttjunction poles vertically and horizontally staggered and equidistance distribute, many buttjunction poles's axis all is in the coplanar, many buttjunction poles's both ends all are connected on the rectangle frame.

By adopting the technical scheme, the plurality of abutting rods are connected to the rectangular frame, and the abutting rods are driven to move by the rectangular frame; the plurality of the abutting rods are distributed on the same plane in a criss-cross mode at equal intervals, and the plurality of the abutting rods are distributed to form a grid shape, so that dust falling from the dust removing cloth bag in the dust removing process can conveniently pass through the rack, and the dust is accumulated on the rack.

Optionally, the lifting assembly comprises a second motor and a traction rope connected with an output shaft of the second motor, and one end, far away from the output shaft of the second motor, of the traction rope is connected with the rectangular frame.

Through adopting above-mentioned technical scheme, the second motor passes through the output shaft and around self axis circumferential direction to drive the haulage rope roll-up on the output shaft, thereby drive the rectangle frame and remove to the dust removal sack direction.

Optionally, the hauling cable comprises a cable body and a hook; one end of the rope body is connected to the output shaft of the second motor, and the other end of the rope body is connected with the hook; the hook is used for buckling the rectangular frame.

By adopting the technical scheme, the hook is convenient for buckling the rectangular frame, so that the rectangular frame is driven to move.

Optionally, the box body comprises an upper box body, a lower box body fixedly connected to the lower surface of the upper box body, and an ash bucket fixedly connected to one side of the lower box body, which is far away from the upper box body; the upper box body, the lower box body and the ash bucket are communicated.

Through adopting above-mentioned technical scheme, be divided into box, lower box and ash bucket triplex with the box, go up the box and be used for discharging filterable clean gas, box under the outside unfiltered gas of box gets into, the ash bucket is used for depositing the dust that produces in the lower box, and this triplex is inside to be the intercommunication setting, forms sack dust collector's dust removal cavity.

Optionally, one side of the ash bucket far away from the lower box body is provided with a dust groove, the inner wall of the dust groove is rotatably connected with a conveying screw rod, and the side wall of the ash bucket is provided with a discharge hole.

Through adopting above-mentioned technical scheme, the dust that the ash bucket was deposited need be clear away, and the conveying screw of ash bucket bottom rotates through self axial to release the dust from the discharge gate, in order to avoid the dust overstock in the ash bucket too much.

Optionally, the perforated plate includes layering and plate body, plate body coupling is in last box inner wall, the layering can be dismantled and connect in the plate body and keep away from one side of box down.

Through adopting above-mentioned technical scheme, the layering is used for pushing down the filter bag frame that can dismantle the connection on the plate body, fixes the filter bag frame on the plate body, directly follows the mounting hole roll-off when preventing that the filter bag frame from receiving the extrusion.

To sum up, the application has the following beneficial technical effects:

1. the lifting assembly drives the rack to slide back and forth towards the dust removal cloth bag and the filter bag frame, the rack abuts against and extrudes the filter bag frame, and the filter bag frame elastically deforms to expand the dust removal cloth bag, so that dust in the pores of the dust removal cloth bag is removed and falls off;

2. the conveying screw rod axially rotates through the self axial direction, so that the dust is pushed out from the discharge port, and the dust in the dust hopper is prevented from being excessively accumulated;

3. the abutting rods on the rack are arranged in a grid shape, so that dust can conveniently fall into the dust hopper after passing through the rack when falling, and the dust is prevented from being accumulated on the rack.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a bag-type dust collector;

FIG. 2 is a schematic diagram of the internal structure of the bag-type dust collector;

FIG. 3 is a schematic view of the mounting structure of the filter assembly;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is a schematic view of the overall structure of the filter bag frame;

fig. 6 is another view of the overall structure of the bag-type dust collector.

Description of reference numerals: 1. a box body; 11. an upper box body; 12. a lower box body; 13. an ash hopper; 131. a conveying screw; 132. a first motor; 133. a dust tank; 134. a discharge port; 2. a filter assembly; 21. a dust removal cloth bag; 22. a filter bag frame; 221. a first frame ring; 222. frame strips; 223. a second frame ring; 3. a perforated plate; 31. layering; 32. a plate body; 321. mounting holes; 4. a lifting assembly; 41. a second motor; 42. a hauling rope; 421. a rope body; 422. hooking; 5. a frame; 51. a butting rod; 52. a rectangular frame; 521. a retaining ring; 6. an air outlet; 7. an air inlet.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a sack dust collector.

Referring to fig. 1 and 2, the cloth bag dust removing apparatus includes a case 1; the inner wall of the box body 1 is provided with an integrally formed porous plate 3, and the porous plate 3 is detachably connected with a plurality of filtering components 2; the inner wall of the box body 1 slides and is provided with a rack 5, the rack 5 slides back and forth along the direction close to or far away from the filtering component 2, the rack 5 is positioned below the porous plate 3, the rack 5 horizontally abuts against the inner wall of the box body 1, the inner wall of the box body 1 is provided with a lifting component 4, and the lifting component 4 is connected with the rack 5.

Referring to fig. 2 and 3, a plurality of mounting holes 321 are vertically formed through the perforated plate 3, and the plurality of mounting holes 321 and the plurality of filter assemblies 2 are installed in a one-to-one correspondence manner.

Referring to fig. 1, a case 1 includes an upper case 11, a lower case 12, and an ash hopper 13; the upper box body 11 is welded at one end of the lower box body 12 in a seamless mode, and the other end of the lower box body 12 is welded with the ash bucket 13 in a seamless mode; the upper box body 11, the lower box body 12 and the ash bucket 13 are communicated with each other.

Referring to fig. 2, the frame 5 includes a rectangular frame 52 and a plurality of butt-joint rods 51, the butt-joint rods 51 are criss-cross and equidistantly distributed, the axes of the butt-joint rods 51 are all located on the same horizontal plane, and both ends of the butt-joint rods 51 are all welded on the inner wall of the rectangular frame 52; a retaining ring 521 is fixedly connected to the upper surface of the rectangular frame 52, and the retaining ring 521 is disposed at the middle section of the upper surface of the outer edge side of the rectangular frame 52.

Referring to fig. 2 and 4, two sets of lifting assemblies 4 are provided in the embodiment, the two sets of lifting assemblies 4 are symmetrically distributed, and the lifting assemblies 4 are installed between the porous plate 3 and the frame 5; the lifting assembly 4 comprises a second motor 41 and a traction rope 42; the mounting seat of the second motor 41 is fixed on the inner wall of the lower box 12 by bolts, and the traction rope 42 is fixedly connected to the transmission shaft of the second motor 41; the hauling rope 42 comprises a rope body 421 and a hook 422; one end of the rope body 421 is fixedly connected to the output shaft of the second motor 41, and the other end is fixedly connected to the hook 422, and the hook 422 is used for being hooked by matching with the retaining ring 521.

Referring to fig. 2 and 5, the filter assembly 2 includes a filter bag frame 22 and a dust removal cloth bag 21, the dust removal cloth bag 21 is sleeved outside the filter bag frame 22, the filter bag frame 22 and the dust removal cloth bag 21 are made of elastic materials, which may be rubber or PVC, and in this embodiment, PVC is used; the filter bag frame 22 comprises a first frame ring 221, a plurality of frame strips 222 and a second frame ring 223, and the circle centers of the first frame ring 221 and the second frame ring 223 are arranged in a stacked and collinear manner; one end of the frame strips 222 is welded on the first frame ring 221, and the other end is welded on the second frame ring 223; the plurality of frame strips 222 are distributed at equal intervals around the circumference of the first frame ring 221, the side of the first frame ring 221 near the frame strips 222 is abutted against the upper surface of the porous plate 3.

Referring to fig. 2 and 6, a dust groove 133 is concavely arranged on the inner wall of the ash bucket 13 far away from the lower box 12, the inner wall of the ash bucket 13 is inclined downwards from the lower box 12 to the direction close to the dust groove 133, and dust falling into the ash bucket 13 rolls to the dust groove 133 along the inclined plane under the self-weight; the inner wall of the dust groove 133 is rotatably connected with a conveying screw 131, and the axis of the conveying screw 131 and the extending direction of the dust groove 133 are arranged in the same direction; a discharge port 134 is formed in the side wall of the ash bucket 13 in a penetrating manner, the discharge port 134 is communicated with the inner wall of the dust groove 133, one end, far away from the discharge port 134, of the conveying screw 131 penetrates through the ash bucket 13, a first motor 132 is coaxially arranged on the conveying screw 131, and a mounting seat of the first motor 132 is fixed on the outer wall of the ash bucket 13 through bolts; the first motor 132 drives the conveying screw 131 to rotate circumferentially along its axis, so as to push the dust on the inner wall of the dust groove 133 toward the discharge port 134, and discharge the dust from the discharge port 134 to the outside of the ash bucket 13.

Referring to fig. 2, the porous plate 3 includes a plurality of beads 31 and a plate body 32; the plate body 32 is fixedly connected to the inner wall of the upper box body 12, one end of the pressing strip 31 is hinged to the surface of the plate body 32, and the other end of the pressing strip is connected to the plate body 32 through a bolt; the lower surface of the pressing bar 31 is abutted against the upper surface of the first frame ring 221; the hold-down strip 31 is in contact with the upper surfaces of the plurality of first frame rings 221 in the horizontal direction.

The implementation principle of the cloth bag dust removing device in the embodiment of the application is as follows: when the cloth bag dust removal device is in a static state, the frame 5 is positioned below the filter assembly 2, the frame 5 is not in contact with the filter assembly 2, and the filter bag frame 22 and the dust removal cloth bag 21 in the filter assembly 2 are not elastically deformed.

When dust on the dust removing cloth bag 21 needs to be removed, the second motor 41 is started, and the rope body 421 is driven to wind on the output shaft by the circumferential rotation of the output shaft around the axis thereof, so as to drive the abutting rod 51 to move towards the direction close to the porous plate 3, when the intersection of the abutting rods 51 is in the abutting state with the second frame ring 223, the second motor 41 continuously operates, so as to drive the second frame ring 223 to move towards the direction close to the first frame ring 221, so as to force the frame strip 222 to bend towards the direction close to the dust removing cloth bag 21, so as to realize the opening of the dust removing cloth bag 21, because the dust removing cloth bag 21 has elasticity, and the diameter of the second frame ring 223 is smaller than that of the first frame ring 221, when the second frame ring 223 is stressed, the frame strip 222 bends from inside to outside, so as to force the pores on the dust removing cloth bag 21 to be large, so as to force the dust attached in the pores to fall into the dust groove 133 at the bottom of the dust hopper 13, the second motor 41 rotates reversely, and the rope body 421, the second frame ring 223, the plurality of abutting rods 51 and the dust collection cloth bag 21 are reset; repeating the above steps in a proper amount, and finally conveying the dust in the dust groove 133 to the discharge hole 134 by the conveying screw 131, thereby completing the removal of the dust in the pores of the dust removal cloth bag 21.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A cloth bag dust removal device is characterized in that: comprises a box body (1), a perforated plate (3) which is integrally formed with the box body (1) and a frame (5) which is connected in the box body (1) in a sliding way; the improved dust removal filter is characterized in that a plurality of mounting holes (321) are formed in the perforated plate (3), the mounting holes (321) are detachably connected with a dust removal cloth bag (21) and a filter bag frame (22), the dust removal cloth bag (21) and the filter bag frame (22) are elastic, the filter bag frame (22) is sleeved outside the dust removal cloth bag (21), a lifting assembly (4) is arranged on the inner wall of the box body (1), and the lifting assembly (4) is used for driving the frame (5) to slide back and forth along the direction close to or far away from the dust removal cloth bag (21) and the filter bag frame (22).

2. A bag house dust collector apparatus according to claim 1, wherein: the filter bag frame (22) comprises a first frame ring (221), a plurality of frame strips (222) and a second frame ring (223); one ends of the frame strips (222) are connected with the first frame ring (221), and the other ends of the frame strips are connected with the second frame ring (223); the diameter of the first frame ring (221) is larger than that of the mounting hole (321), and the diameter of the second frame ring (223) is smaller than that of the mounting hole (321).

3. A bag house dust collector apparatus according to claim 1, wherein: frame (5) are including rectangle frame (52) and many butts and connect pole (51), many butts and connect pole (51) vertically and horizontally staggered and equidistance distribution, many butts the axis that connects pole (51) and all is in the coplanar, many butts the both ends that connect pole (51) and all connect on rectangle frame (52).

4. A bag house dust collector apparatus according to claim 3, wherein: the lifting assembly (4) comprises a second motor (41) and a traction rope (42) fixedly connected to an output shaft of the second motor (41), and one end, far away from the output shaft of the second motor, of the traction rope (42) is connected with the rectangular frame (52).

5. A bag house dust collector apparatus according to claim 4, wherein: the traction rope (42) comprises a rope body (421) and a hook (422); one end of the rope body (421) is connected to the output shaft of the second motor (41), and the other end of the rope body is connected with the hook (422).

6. A bag house dust collector apparatus according to claim 1, wherein: the box body (1) comprises an upper box body (11), a lower box body (12) fixedly connected to the lower surface of the upper box body (11) and an ash bucket (13) fixedly connected to one side, far away from the upper box body (11), of the lower box body (12); the upper box body (11), the lower box body (12) and the ash bucket (13) are communicated with each other.

7. A bag house dust collector apparatus according to claim 6, wherein: one side of the ash bucket (13) far away from the lower box body (12) is provided with a dust groove (133), the inner wall of the dust groove (133) is rotatably connected with a conveying screw rod (131), and the side wall of the ash bucket is provided with a discharge hole (134).

8. A bag house dust collector apparatus according to claim 6, wherein: the perforated plate (3) comprises a pressing strip (31) and a plate body (32), the plate body (32) is integrally connected to the inner wall of the upper box body (11), and the pressing strip (31) is detachably connected to one side, far away from the lower box body (12), of the plate body (32).