CN211885829U - Novel pulsed bag collector dust collection device - Google Patents

Abstract

The utility model relates to the field of dust collectors, and discloses a novel dust collecting device of a pulse type bag filter, comprising a box body, a bag dust removal device arranged in the box body, an ash collecting hopper located below the bag dust collecting device, and a lower part of the ash collecting hopper. There is an ash outlet, and an ash discharge device is connected in the ash collecting hopper. The ash discharge device includes a frame body, an ash discharge rod connected with the frame body in rotation, and a plurality of ash scraping plates are fixedly connected to the ash discharge rod, and the ash discharge rod extends. One end of the rack body is connected with an ash discharge screw, and the outer wall of the ash collecting hopper is connected with a drive motor. The utility model has the following advantages and effects: the ash scraper is used to remove ash from the side wall of the ash collecting hopper, the ash discharge screw rotates to discharge the dust at the ash outlet, and the inner wall of the ash collecting hopper is cleaned and the ash outlet is cleaned at the same time. Secondly, the dust is collected alternately through the first dust box and the second dust box, which improves the continuity of the pulse bag filter.

Description

A new type of pulse bag filter dust collector

technical field

The utility model relates to the field of dust collectors, in particular to a novel pulse type bag type dust collector dust collecting device.

Background technique

The pulse bag filter adopts the sub-chamber air-stop pulse jet dust cleaning technology, which overcomes the shortcomings of the conventional pulse dust collector and the sub-chamber back-flushing dust collector. It has strong cleaning ability, high dust removal efficiency, low emission concentration, low air leakage rate and energy consumption. Less steel consumption, less floor space, stable and reliable operation, and good economic benefits. It is suitable for the purification of dusty gas and the recovery of materials in metallurgy, building materials, cement, machinery, chemical industry, electric power and light industry. The ash collecting device of the traditional pulse bag filter will accumulate on the inner wall of the ash collecting hopper, and when the air humidity is too high, the dust will accumulate in the ash outlet and cause blockage.

Utility model content

The purpose of the utility model is to provide a novel pulse type bag filter dust collecting device, which has the effect of cleaning the inner wall of the ash collecting hopper and dredging the ash outlet.

The above technical purpose of the present utility model is achieved through the following technical solutions: a new type of pulse type bag filter dust collector, comprising a box body, a bag filter device arranged in the box body, and a bag filter device located in the box body. The ash collecting hopper below, an ash outlet is arranged below the ash collecting hopper, and an ash discharging device is rotatably connected in the ash collecting hopper. The ash discharge rod of the frame body, the ash discharge rod is fixedly connected with a plurality of ash scraping plates that are in contact with the ash collecting hopper, and the end of the ash discharge rod extending out of the frame body is fixedly connected with a protruding into the ash hopper. The ash discharge screw of the ash outlet, and the outer wall of the ash collecting hopper is connected with a drive motor that drives the ash discharge rod to rotate.

By adopting the above technical solution, the dust falls from the bag dust removal device and falls on the ash collecting hopper. The ash scraper is driven by the driving motor to drive the ash discharge rod to rotate to drive the ash scraper to clean the inner wall of the ash collecting hopper. The accumulated dust is pushed out, which improves the dust removal efficiency and prevents the dust from being blocked.

The utility model is further configured as follows: the ash outlet is connected with an electric three-way valve, the electric three-way valve is provided with a feed port and two discharge ports, and the feed port is connected to the The ash outlet is connected with a dust collecting box 1 and a dust collecting box 2 respectively.

The utility model is further provided as follows: one end of the drive motor extending into the ash collecting hopper is provided with a bevel gear 1, and the ash discharge rod is provided with a bevel gear 2 meshing with the bevel gear 1.

The utility model is further provided as follows: a dust collecting rubber pad is arranged on the end surface of the ash scraping plate close to the inner wall of the ash collecting hopper.

The utility model is further arranged as follows: the side walls of the first dust collecting box and the second dust collecting box are respectively provided with glass pieces for displaying the dust height in the first dust collecting box and the second dust collecting box.

The utility model is further provided as follows: a plurality of fixing frames are arranged on the frame body close to the end face of the rotating shaft, and fixing holes for the rotating shaft to pass through are arranged on the fixing frames.

The beneficial effects of the present utility model are:

1. While removing ash from the side wall of the ash collecting hopper by the ash scraper, the ash discharge screw rotates to discharge the dust at the ash outlet, realizing the effect of cleaning the inner wall of the ash collecting hopper and dredging the ash outlet at the same time. .

2. Collect dust through the first and second dust collecting boxes. When the first dust collecting box is full or needs maintenance, the flow direction of the dust is changed through the three-way valve, and the first dust collecting box is discharged or repaired. , which improves the continuity of the pulse bag filter.

3. By setting the dust collecting rubber pad on the ash scraper to scrape off the dust on the inner wall of the ash collecting hopper, the damage to the inner wall of the ash collecting hopper is reduced.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some implementations of the present invention. For example, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of this embodiment.

FIG. 2 is a diagram showing the connection relationship between the box body, the electric three-way valve, the dust collecting box 1 and the dust collecting box 2 in this embodiment.

In the figure, 1, box body; 11, air inlet; 12, air outlet; 13, ash outlet; 2, bag dust removal device; 3, frame body; 4, ash discharge rod; 41, ash scraper; 42, collector Dust rubber pad; 43, bevel gear two; 44, ash discharge screw; 5, drive motor; 51, shaft; 511, bevel gear one; 6, electric three-way valve; 61, dust box one; 62, dust box two.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments. Obviously, the described embodiments are only some of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In an embodiment, a new type of pulse-type bag filter dust collector, as shown in FIG. 1 , includes a box body 1, a bag filter device 2 arranged in the box body 1, and an ash hopper located below the bag filter device 2. The box body 1 is provided with an air inlet 11 and an air outlet 12, and an ash outlet 13 is arranged under the ash collecting hopper. The ash collecting hopper is rotatably connected with an ash discharge device, and the ash discharge device includes a frame body 3 that is fixedly connected to the ash collecting hopper. 2. The ash discharge rod 4 connected with the frame body 3 in rotation, the ash discharge rod 4 is fixedly connected with a plurality of ash scraping plates 41 in contact with the ash collecting hopper, and the ash scraping plate 41 is arranged on the end surface close to the inner wall of the ash collecting hopper. There is a dust collecting rubber pad 42, one end of the ash discharge rod 4 extending out of the frame body 3 is fixedly connected with an ash discharge screw 44 extending into the ash outlet 13, and the outer wall of the ash collecting hopper is connected with a driving motor 5 that drives the ash discharge rod 4 to rotate. The rotating shaft 51 of the motor 5 extends into the ash collecting hopper and is provided with a bevel gear 1 511. On the end face of the frame body 3 close to the rotating shaft 51, two fixing frames are arranged. 4 is provided with a second bevel gear 43 that meshes with the first bevel gear 511. The drive motor 5 drives the dust scraper 41 through the meshing of the first bevel gear 511 and the second bevel gear 43 to drive the dust collecting rubber pad 42 to remove dust from the inner wall of the dust collecting hopper. , the dust at the ash outlet 13 is pushed out through the rotation of the thread on the ash discharge screw 44 .

As shown in Figure 2, an electric three-way valve 6 is connected to the ash outlet 13. The electric three-way valve 6 is provided with a feed port and two discharge ports. The feed port is connected to the ash outlet 13, and the two outlets are The material ports are respectively connected with the dust collecting box 1 61 and the dust collecting box 2 62. The side walls of the dust collecting box 1 61 and the dust collecting box 2 62 are respectively provided with glass to display the dust height in the dust collecting box 1 61 and the dust collecting box 2 62. The dust collection in the first dust box 61 and the second dust box 62 is observed through the glass sheet, and the discharge direction of the dust at the dust outlet 13 is controlled by the electric three-way valve 6.

When using the pulse type bag filter, the gas with dust enters from the air inlet 11, and the dust is filtered by the bag filter device 2. The dust falls from the bag filter device 2 and falls on the ash collecting hopper, and passes through the driving motor 5. The ash discharge rod 4 is driven to rotate to drive the ash scraper 41 to clean the inner wall of the ash collecting hopper, and at the same time the ash discharge screw 44 rotates to push out the accumulated dust out of the soot blowing port, which improves the ash discharge efficiency and prevents dust clogging.

Claims (6)

1. The utility model provides a novel pulsed bag collector dust collection device which characterized in that: including box (1), set up in sack dust collector (2) in box (1), be located the dust collecting hopper of sack dust collector (2) below, the dust collecting hopper below is provided with ash hole (13), and the dust collecting hopper internal rotation is connected with the ash discharging device, the ash discharging device include fixed connection with support body (3), the rotation of dust collecting hopper connect with ash discharging rod (4) of support body (3), fixedly connected with a plurality of with ash scraping plate (41) that the ash collecting hopper contacted on ash discharging rod (4), ash discharging rod (4) stretch out support body (3) one end fixedly connected with stretches into ash discharging screw rod (44) of ash hole (13), the ash collecting hopper outer wall connection has the drive ash discharging rod (4) pivoted driving motor (5).

2. The novel pulse type bag collector dust collecting device of claim 1, wherein: the dust outlet (13) is connected with an electric three-way valve (6), the three-way valve is provided with a feeding hole and two discharging holes, the feeding hole is connected with the dust outlet (13), and the two discharging holes are respectively connected with a first dust collection box (61) and a second dust collection box (62).

3. The novel pulse type bag collector dust collecting device of claim 1, wherein: one end of a rotating shaft (51) of the driving motor (5) extends into the ash collecting hopper is provided with a first bevel gear (511), and a second bevel gear (43) meshed with the first bevel gear (511) is arranged on the ash discharging rod (4).

4. The novel pulse type bag collector dust collecting device of claim 1, wherein: and a dust collecting rubber gasket (42) is arranged on the end surface of the dust scraping plate (41) close to the inner wall of the dust collecting hopper.

5. The novel pulse type bag collector dust collecting device of claim 2, wherein: and glass sheets for displaying the height of dust in the first dust collection box (61) and the second dust collection box (62) are respectively arranged on the side walls of the first dust collection box (61) and the second dust collection box (62).

6. The novel pulse type bag collector dust collecting device of claim 5, wherein: the frame body (3) is provided with a plurality of fixing frames close to the end face of the rotating shaft (51), and the fixing frames are provided with fixing holes for the rotating shaft (51) to penetrate through.

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