CN207950939U - A kind of bag filter of rotation type - Google Patents

Abstract

The utility model discloses a self-transforming bag-type dust collector, which comprises a box body and a partition arranged in the box body, the partition board divides the inside of the box body into a clean air room and a dust filter room, and the clean air The dust chamber is located above the dust filter chamber, the air outlet is provided on the clean air chamber, the air inlet is provided on the dust filter chamber, and the bottom of the dust filter chamber is provided with an ash hopper, which also includes a power mechanism, a transmission mechanism and several self-rotating Type filter bag assembly; the power mechanism is arranged on the clean air chamber, the self-rotating filter bag assembly is arranged on the separator, and the power mechanism is connected with the self-rotating filter bag assembly through a transmission mechanism. The utility model drives the filter bag to rotate at a low speed through the power mechanism, so that the filter bag can be utilized to the greatest extent, avoiding the uneven accumulation of dust on the surface of the filter bag, improving the dust collection efficiency and the service life of the filter bag, and reducing the need for cleaning the filter bag. At the same time, the rotating filter bag can also shake off part of the dust by relying on centrifugal force.

Description

A self-transforming bag dust collector

technical field

The utility model belongs to the technical field of dust collectors, in particular to a self-transforming bag-type dust collector.

Background technique

Dust collector is a widely used dust removal equipment, including bag filter, pulse bag filter, electrostatic precipitator, wet dust collector and electric bag filter and other types. There are two main purposes of the dust collector: one is to remove dust in the air, improve the environment, and reduce pollution, so sometimes the dust collection equipment for this purpose is called dust removal equipment, such as the dust collection equipment used for factory exhaust emissions Another use is to filter and collect powdery products through dust collection equipment, such as the collection and extraction of finished cement by cement systems.

However, in the current bag filter on the market, the filter bags in the box are all fixed, so that the surface of the side of the filter bag near the air inlet has more dust accumulation, while the surface of the side of the filter bag far away from the air inlet cannot. It has been effectively used, resulting in low dust collection efficiency, short service life of the filter bag and the need to frequently clean the filter bag.

Utility model content

The purpose of this utility model is to provide a self-transforming bag filter to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a self-transforming bag filter, including a box and a partition arranged in the box, and the partition divides the inside of the box into a clean air chamber and a dust filter room, the clean air room is located above the dust filter room, an air outlet is provided on the clean air room, an air inlet is provided on the dust filter room, an ash hopper is provided at the bottom of the dust filter room, and a power Mechanism, transmission mechanism and several self-rotating filter bag assemblies;

The power mechanism is arranged on the clean air chamber, the self-rotating filter bag assembly is arranged on the partition plate, and the power mechanism is connected with the self-rotating filter bag assembly through a transmission mechanism.

Preferably, the self-rotating filter bag assembly includes a filter bag, a filter bag skeleton, a rotating shaft, an annular connector and a sealed bearing, the sealed bearing is arranged on the separator, and the opening at the top of the filter bag skeleton passes through the annular connector It is connected with the sealed bearing, the bottom of the rotating shaft extends into the frame of the filter bag and is connected with the frame of the filter bag, the top of the rotating shaft is connected with the transmission mechanism, and the filter bag is sleeved outside the frame of the filter bag.

Preferably, the top of the filter bag skeleton is welded to the ring connector.

Preferably, the power mechanism includes a motor and a reducer, both of which are arranged on the top of the case, and the output end of the motor is connected to the transmission mechanism through the reducer.

Preferably, the transmission mechanism is arranged in the clean air chamber, and the transmission mechanism includes a transmission belt.

Preferably, it also includes a filter bag dust cleaning mechanism, which is used to shake off the excessive dust accumulated on the filter bag into the ash hopper.

Preferably, the filter bag cleaning mechanism includes an air bag, a pulse solenoid valve and a blowing pipe, the air bag and the pulse solenoid valve are arranged outside the box, the pulse solenoid valve is arranged on the blowing pipe, and the One end of the blowing pipe is connected to the air bag, the other end of the blowing pipe extends into the clean air chamber, and the end of the blowing pipe extending into the clean air chamber is provided with several blowing holes, and the blowing holes are respectively located above the filter bag .

Preferably, one end of the blowing pipe extending into the clean air chamber is U-shaped, and the rotating shafts are respectively located in the middle of the U-shaped ends of the blowing pipe.

Preferably, a heating device is provided on the air inlet.

Preferably, an inclined baffle is also provided in the box, and the baffle is located at the air inlet.

Beneficial effect:

(1) A self-transformation bag-type dust collector of the present utility model drives the filter bag to rotate at a low speed through a power mechanism, so that the filter bag can be utilized to the greatest extent, avoiding uneven accumulation of dust on the surface of the filter bag, and improving the collection efficiency. The dust efficiency and the service life of the filter bag are improved, and the frequency of cleaning the filter bag is reduced. At the same time, the rotating filter bag can also shake off part of the dust by relying on centrifugal force.

(2) In the self-transforming bag dust collector of the present utility model, the top of the filter bag skeleton is welded to the ring-shaped connector, and the ring-shaped connector is connected to the sealed bearing, which has good sealing performance and prevents the dust-containing gas from leaking to the Clean room.

(3) A self-transforming bag dust collector of the present invention is provided with a filter bag dust cleaning mechanism, which is used to shake off the excessive dust accumulated on the filter bag into the ash hopper, thereby ensuring the filtration efficiency of the filter bag Among them, the rotating shafts are respectively located in the middle of the U-shaped end of the blowing pipe, and the blowing effect is good, which ensures that the filter bag can be fully cleaned.

(4) In the self-transformation bag filter of the present utility model, a heating device is arranged on the air inlet, which can heat the dusty gas entering the box to prevent the wet gas from adhering to the filter bag and improve the Filtration effect: There is also an inclined baffle in the box, and the baffle is located at the air inlet, which can effectively settle the dust with large particles and large specific gravity into the ash hopper.

Description of drawings

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

Fig. 2 is a structural schematic diagram of the self-rotating filter bag assembly in the utility model.

Fig. 3 is a top view schematic diagram of the self-rotating filter bag assembly in the utility model.

Fig. 4 is a schematic diagram of the U-shaped end of the spray pipe in the utility model.

In the figure: 1-box, 2-partition, 3-clean air chamber, 4-dust filter chamber, 5-air outlet, 6-air inlet, 7-ash hopper, 8-power mechanism, 9-transmission mechanism, 10-self-rotating filter bag assembly, 101-filter bag, 102-filter bag frame, 103-rotating shaft, 104-ring connector, 105-sealed bearing, 11-filter bag cleaning mechanism, 111-air bag, 112-pulse Electromagnetic valve, 113-injection pipe, 12-injection hole, 13-heating device, 14-baffle plate.

Detailed ways

Further illustrate the embodiment of the present utility model below in conjunction with accompanying drawing.

Example 1

As shown in Figure 1-3, a self-transformed bag filter includes a box body 1 and a partition 2 arranged in the box body 1, and the partition board 2 divides the inside of the box body 1 into clean air Room 3 and dust filter chamber 4, the clean air chamber 3 is located above the dust filter chamber 4, the air outlet 5 is arranged on the clean air chamber 3, the air inlet 6 is arranged on the dust filter chamber 4, the dust filter chamber The bottom of 4 is provided with an ash hopper 7, which also includes a power mechanism 8, a transmission mechanism 9 and several self-rotating filter bag assemblies 10;

The power mechanism 8 is arranged on the clean air chamber 3 , the self-rotating filter bag assembly 10 is arranged on the partition 2 , and the power mechanism 8 is connected with the self-rotating filter bag assembly 10 through a transmission mechanism 9 .

The self-rotating filter bag assembly 10 includes a filter bag 101, a filter bag skeleton 102, a rotating shaft 103, an annular connector 104 and a sealed bearing 105, the sealed bearing 105 is arranged on the partition 2, and the top of the filter bag skeleton 102 The opening is connected with the sealed bearing 105 through the ring connector 104, the bottom of the rotating shaft 103 extends into the filter bag frame 102 and is connected with the filter bag frame 102, the top of the rotating shaft 103 is connected with the transmission mechanism 9, and the filter bag 101 Set outside the filter bag frame 102.

The top of the filter bag frame 102 is welded to the ring connector 104 .

The power mechanism 8 includes a motor and a reducer, both of which are arranged on the outer top of the casing 1, and the output end of the motor is connected to the transmission mechanism 9 through the reducer.

The transmission mechanism 9 is arranged in the clean air chamber 3, and the transmission mechanism 9 includes a transmission belt.

The working principle of this embodiment: Generally, an exhaust fan is arranged at the air outlet 5 , and the dust-laden gas first enters the dust filter chamber 4 of the box body 1 through the air inlet 6 . Then the dusty gas is filtered by the filter bag 101 of the self-rotating filter bag assembly 10 , passes through the partition 2 and enters the clean air chamber 3 , and is finally discharged through the air outlet 5 .

A self-transforming bag filter of this embodiment drives the filter bag 101 to rotate at a low speed through the power mechanism 8, so that the filter bag 101 can be utilized to the greatest extent, avoiding uneven accumulation of dust on the surface of the filter bag 101, and improving The dust collection efficiency and the service life of the filter bag are improved, and the frequency of cleaning the filter bag 101 is reduced. At the same time, the rotating filter bag 101 can also shake off part of the dust by relying on centrifugal force.

In this embodiment of a self-transforming bag filter, the top of the filter bag frame 102 is welded to the annular connector 104, and the annular connector 104 is connected to the sealed bearing 105, which has good sealing performance and prevents dust-containing gas from leaking without filtering. To the clean air chamber 3.

Example 2

As shown in FIGS. 1 and 4 , on the basis of Embodiment 1, a filter bag cleaning mechanism 11 is also included, which is used to shake off excessive dust accumulated on the filter bag 101 into the ash hopper 7 .

The filter bag cleaning mechanism 11 includes an air bag 111, a pulse solenoid valve 112 and a blowing pipe 113. On the blowpipe 113, one end of the blowpipe 113 is connected with the air bag 111, and the other end of the blowpipe 113 stretches into the clean gas chamber 3, and the end of the blowpipe 113 stretched into the clean gas chamber 3 is provided with Several spray holes 12 are located above the filter bag 101 respectively.

One end of the blowing pipe 113 protruding into the clean air chamber 3 is U-shaped, and the rotating shafts 103 are respectively located in the middle of the U-shaped end of the blowing pipe 113 .

A self-transforming bag filter in this embodiment is provided with a filter bag dust removal mechanism 11, which is used to shake off the excessive dust accumulated on the filter bag 101 into the ash hopper 7, ensuring that the filter bag 101 is filtered. Efficiency; wherein, the rotating shafts 103 are respectively located in the middle of the U-shaped end of the blowing pipe 113, and the blowing effect is good, which ensures that the filter bag 101 can be fully cleaned.

Example 3

On the basis of Embodiment 2, the air inlet 6 is provided with a heating device 13 .

An inclined baffle 14 is also arranged inside the box 1 , and the baffle 14 is located at the air inlet 6 .

In the self-transforming bag filter of this embodiment, the air inlet 6 is provided with a heating device 13, which can heat the dusty gas entering the box body 1 and prevent the humid gas from adhering to the filter bag 101. , improve the filtering effect; the box 1 is also provided with an inclined baffle 14, the baffle 14 is located at the air inlet 6, which can effectively settle the dust with large particles and large specific gravity into the ash hopper 7.

The specific embodiments of the present invention have been described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modifications and substitutions to the utility model are also within the scope of the utility model. Therefore, all equivalent transformations and modifications made without departing from the spirit and scope of the present invention fall within the scope of the present invention.

Claims (10)

1. A self-transforming baghouse dust collector, comprising a casing (1) and a dividing plate (2) arranged in the casing (1), the dividing plate (2) divides the inside of the casing (1) Separated into a clean air chamber (3) and a dust filter chamber (4), the clean air chamber (3) is located above the dust filter chamber (4), and the clean air chamber (3) is provided with an air outlet (5), so The dust filter chamber (4) is provided with an air inlet (6), and the bottom of the dust filter chamber (4) is provided with an ash hopper (7), which is characterized in that: It also includes a power mechanism (8), a transmission mechanism (9) and several self-rotating filter bag assemblies (10); The power mechanism (8) is arranged on the clean air chamber (3), the self-rotating filter bag assembly (10) is arranged on the partition (2), and the power mechanism (8) communicates with the transmission mechanism (9) The self-rotating filter bag assembly (10) is connected. 2. A self-rotating bag-type dust collector according to claim 1, characterized in that: the self-rotating filter bag assembly (10) includes a filter bag (101), a filter bag frame (102), a rotating shaft (103), ring connector (104) and seal bearing (105), described seal bearing (105) is arranged on the dividing plate (2), the top opening place of described filter bag skeleton (102) passes ring connector ( 104) is connected with the sealed bearing (105), the bottom of the rotating shaft (103) extends into the filter bag frame (102) and is connected with the filter bag frame (102), and the top of the rotating shaft (103) is connected with the transmission mechanism (9) connected, the filter bag (101) is sheathed outside the filter bag frame (102). 3. An autogenous bag type dust collector according to claim 2, characterized in that: the top of the filter bag frame (102) is welded to the ring connector (104). 4. A kind of self-transforming bag filter according to claim 3, characterized in that: the power mechanism (8) includes a motor and a speed reducer, and the motor and the speed reducer are all arranged in the casing ( 1) Outer top, the output end of the motor is connected with the transmission mechanism (9) through a reducer. 5. A self-transforming bag filter according to claim 4, characterized in that: the transmission mechanism (9) is arranged in the clean air chamber (3), and the transmission mechanism (9) includes Transmission belt. 6. The self-transformed bag-type dust collector according to claim 5, characterized in that: it also includes a filter bag dust cleaning mechanism (11). 7. A self-transformed bag-type dust collector according to claim 6, characterized in that: the filter bag dust removal mechanism (11) includes an air bag (111), a pulse solenoid valve (112) and a spray The blowpipe (113), the air bag (111) and the pulse electromagnetic valve (112) are all arranged outside the casing (1), and the pulse electromagnetic valve (112) is arranged on the blow pipe (113), and the blow pipe (113) one end is connected with air bag (111), and described spray pipe (113) other end stretches in the clean air chamber (3), and described spray pipe (113) stretches into clean air chamber (3) A plurality of injection holes (12) are arranged on one end, and the injection holes (12) are respectively located above the filter bag (101). 8. A self-transformed bag-type dust collector according to claim 7, characterized in that: one end of the spray pipe (113) extending into the clean air chamber (3) is U-shaped, and the rotating shaft (103) are respectively positioned at the middle position of the U-shaped end of the spray pipe (113). 9. An autogenous bag filter according to any one of claims 1-8, characterized in that: the air inlet (6) is provided with a heating device (13). 10. A self-transforming bag filter according to claim 9, characterized in that: an inclined baffle (14) is also provided in the box (1), and the baffle (14) Located at the air inlet (6).