CN206262303U - A kind of dust cleaning case - Google Patents

Abstract

The utility model discloses a kind of dust cleaning case, it includes air inlet pipe, casing and escaping pipe, pre- dirt pocket and bag-type dust room are provided with casing, the lower end of pre- dirt pocket and bag-type dust room is equipped with the dust hopper of back taper, preceding flow-stopping plate is provided with pre- dirt pocket, dust-removal cloth-bag and active carbon layer are provided with bag-type dust room, the upper end of dust-removal cloth-bag is fixed by fixed plate, lower end is fixed by many fix bars.Advantage of the present utility model：Using bag-type dust, cloth bag is fixed by fixed plate and fix bar, stabilize it in open configuration, can preferable Chalk-dust filtering；The stream of the shelves twice effect of flow-stopping plate and fragmenting plate can remove the dust of some greater particle sizes, and the active carbon layer of end can adsorb the pollutant of particle diameter very little, it is ensured that dust removing effects；Spill spin block is provided with, spill spin block can play buffer action during recoil, it is to avoid dust is brought into dust cleaning case front end by back flushing gas.

Description

a dust box

technical field

The utility model relates to a dust removal box, which belongs to the technical field of environmental protection engineering.

Background technique

The equipment that separates dust from flue gas is called dust removal equipment. The performance of the dust removal equipment is expressed by the amount of gas that can be handled, the resistance loss when the gas passes through the dust removal equipment, and the dust removal efficiency. At the same time, the price of dust removal equipment, operation and maintenance costs, length of service life and difficulty of operation and management are also important factors to consider its performance. Dust removal equipment is a commonly used facility in industrial production. In industrial production, due to the large exhaust volume, bag dust removal is used most, but in the bag dust removal devices currently used, the dust removal effect cannot achieve satisfactory results. The main reason is that there is no front-end treatment, which leads to excessive pressure of bag dust removal, and the design of the bag is unreasonable.

Utility model content

The technical problem to be solved by the utility model is to provide a dust removal box. The dust removal box adopts a cloth bag for dust removal, and the cloth bag is fixed by a fixing plate and a fixing rod, so that it is stably in an open state, and can better filter dust, and at the same time The two baffles of the front-end baffle plate and the partition plate can remove some dust with large particle size, while the activated carbon layer at the end can absorb pollutants with small particle size, ensuring the dust removal effect.

The utility model is realized through the following scheme: a dust removal box, which includes an air inlet pipe, a box body and an air outlet pipe, the air inlet pipe is connected to the upper end on the left side of the box body, and the air outlet pipe is arranged on the box body The upper end of the box is provided with a pre-dust chamber and a baghouse. The lower ends of the pre-dust chamber and the baghouse are equipped with an inverted cone-shaped dust collection hopper. The pre-dust chamber is equipped with a front The baffle plate, the bag dust removal chamber is provided with a dust removal bag and an activated carbon layer, the activated carbon layer is arranged on the upper end of the dust removal bag, the upper end of the dust removal bag is fixed by a fixing plate, and the lower end is fixed by a plurality of fixing rods. The left side of the activated carbon layer, the fixed plate and the fixed rod is connected to the fixed baffle, the right end is connected to the right side wall of the box body, and the lower end of the fixed baffle is connected to the movable baffle through a rotating block, The movable baffle is entirely set in the dust collecting hopper, and the backwash pipe is connected to the position between the dust bag and the activated carbon layer, and the movable baffle turns to the right during dust removal to communicate with the For the pre-dust removal chamber and the bag dust removal chamber, the movable baffle rotates to the left during backwashing and is connected with the side wall of the dust collecting hopper to separate the pre-dust removal chamber and the bag dust removal chamber.

The lower end of the dust collecting hopper is connected with a dust discharge pipe, and a control valve is arranged on the dust discharge pipe.

The air inlet pipe communicates with the pre-dust removal chamber, and the air outlet pipe communicates with the bag dust removal chamber.

A dust collecting hopper is arranged at the lower end of the pre-dust removal chamber, and a plurality of dust collecting hoppers are arranged at the lower end of the bag dust removal chamber.

The upper end of the front baffle is connected to the upper side wall of the box body, and a gas channel is left between the lower end and the bottom of the pre-dust removal chamber.

The pre-dust removal chamber and the bag dust removal chamber are separated by a partition plate,

The lower end of the partition plate is connected to the lower side wall of the box body, and the upper end is left with a gas channel connecting the pre-dust removal chamber and the bag dust removal chamber.

The lower end of the box is provided with pillars.

The beneficial effects of the utility model are:

1. A dust removal box of the present utility model adopts a cloth bag for dust removal, and the cloth bag is fixed by a fixing plate and a fixing rod, so that it is stably in an open state and can better filter dust;

2. In the utility model, the front-end baffle plate and the dividing plate of the utility model can remove some dust with larger particle diameters, and the activated carbon layer at the end can absorb pollutants with small particle diameters, ensuring dust removal effect;

3. A dust removal box of the present utility model is equipped with a rotating block, which can play an isolation role during the recoil process and prevent the recoil gas from bringing dust into the front end of the dust removal box.

Description of drawings

Fig. 1 is a front view sectional structural schematic diagram of a dust removal box of the present invention.

In the figure: 1 is the air intake pipe, 2 is the box body, 3 is the air outlet pipe, 4 is the pre-dust chamber, 5 is the bag dust chamber, 6 is the dust bucket, 7 is the front baffle, 8 is the dust bag, 9 is Activated carbon layer, 10 is a fixed plate, 11 is a fixed rod, 12 is a fixed baffle, 13 is a rotating block, 14 is a movable baffle, 15 is a backwash pipe, 16 is a dust discharge pipe, 17 is a control valve, 18 is a branch Partition plate, 19 is a pillar.

detailed description

Below in conjunction with Fig. 1, the utility model is further described, but the protection scope of the utility model is not limited to the content.

Wherein the same components are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the words "inner" and "outer "Respectively refer to the direction toward or away from the geometric center of a specific component, and the drawings are all in a very simplified form and use inaccurate ratios, which are only used to facilitate and clearly assist the purpose of illustrating the embodiments of the present invention.

For the sake of clarity, not all features of an actual embodiment are described, and in the following description, well-known functions and constructions are not described in detail since they would obscure the invention with unnecessary detail, and should be considered in the development of any actual embodiment. in which a great deal of implementation detail must be worked out to achieve the developer's specific goals, such as changing from one embodiment to another in accordance with system-related or business-related constraints, and furthermore, it should be recognized that such development work may be complex and costly Timely, but merely routine work for those skilled in the art.

A kind of dust removal box, it comprises air inlet pipe 1, box body 2 and air outlet pipe 3, and air inlet pipe 1 is connected on the upper end of box body 2 left side, and air outlet pipe 3 is arranged on the upper end of box body 2, and box body 2 is provided with preset Dust removal chamber 4 and bag dust removal chamber 5, the lower end of pre-dust removal chamber 4 and bag dust removal chamber 5 are equipped with an inverted conical dust collection bucket 6, pre-dust removal chamber 4 is provided with a front baffle 7, inside the bag dust removal chamber 5 A dust bag 8 and an activated carbon layer 9 are provided. The activated carbon layer 9 is arranged on the upper end of the dust bag 8. The upper end of the dust bag 8 is fixed by a fixing plate 10, and the lower end is fixed by a plurality of fixing rods 11. The activated carbon layer 9, the fixing plate 10 and the fixing The left side of the rod 11 is connected to the fixed baffle 12, and the right end is connected to the right side wall of the box body 2. The lower end of the fixed baffle 12 is connected to the movable baffle 14 through the rotating block 13, and the movable baffle 14 is entirely arranged on the dust collecting hopper. 6, the backwash pipe 15 is connected to the position between the dust removal bag 8 and the activated carbon layer 9, and the movable baffle 14 rotates to the right during dust removal, and connects the pre-dust removal chamber 4 and the bag dust removal chamber 5, and the movable baffle 14 is in reverse Rotate to the left during flushing, and connect with the side wall of the dust collecting bucket 6, separate the pre-dust removal chamber 4 and the bag dust removal chamber 5.

The lower end of the dust collecting bucket 6 is connected with a dust discharge pipe 16, and the dust discharge pipe 16 is provided with a control valve 17.

The air inlet pipe 1 communicates with the pre-dust removal chamber 4 , and the air outlet pipe 3 communicates with the bag dust removal chamber 5 .

The lower end of the pre-dust removal chamber 4 is provided with a dust collection bucket 6 , and the lower end of the baghouse 5 is provided with a plurality of dust collection buckets 6 .

The upper end of the front baffle 7 is connected to the upper side wall of the casing 2, and the lower end and the bottom of the pre-dust removal chamber 4 have a gas channel.

Pre-dust chamber 4 and baghouse 5 are separated by dividing plate 18,

The lower end of the partition plate 18 is connected to the lower side wall of the box body 2 , and the upper end is left with a gas passage connecting the pre-dust removal chamber 4 and the bag dust removal chamber 5 .

The lower end of the box body 2 is provided with a pillar 19 .

When in use, the gas enters the pre-dust removal chamber 4 from the air intake pipe 1, passes through the front baffle plate 7 and the partition plate 18, and the dust with large particle size is blocked from entering the dust collecting hopper 6, and the small particles are blown away by the movable baffle with the gas. The plate 14 enters the baghouse 5 and is discharged from the air outlet pipe 3 after being purified by the dust bag 8 and the activated carbon layer 9 .

When it is necessary to clean the dust-removing bag 8, clean air is introduced through the backwash pipe 15 to clean the dust-removing bag 8, and the dust enters the dust-collecting hopper 6. At this time, under the action of the air flow, the movable baffle 14 rotates to the left, The side walls of the dust hopper 6 are connected to separate the pre-dust removal chamber 4 and the bag-type dust removal chamber 5, so that dust can not be brought into the front end of the dust removal box.

Although the technical solutions of the present utility model have been elaborated and enumerated in detail, it should be understood that for those skilled in the art, it is necessary for those skilled in the art to make modifications to the above-mentioned embodiments or adopt equivalent alternatives. It is obvious that these modifications or improvements made on the basis of not departing from the spirit of the utility model all belong to the protection scope of the utility model.

Claims (8)

1. a kind of dust cleaning case, it is characterised in that：It includes air inlet pipe (1), casing (2) and escaping pipe (3), the air inlet pipe (1) The upper end on the left of the casing (2) is connected to, the escaping pipe (3) is arranged on the upper end of the casing (2), the casing (2) Inside it is provided with pre- dirt pocket (4) and bag-type dust room (5), the lower end of the pre- dirt pocket (4) and the bag-type dust room (5) is all provided with Have to be provided with preceding flow-stopping plate (7), the bag-type dust room (5) in the dust hopper (6) of back taper, the pre- dirt pocket (4) and be provided with Dust-removal cloth-bag (8) and active carbon layer (9), the active carbon layer (9) are arranged on the upper end of the dust-removal cloth-bag (8), the dedusting The upper end of cloth bag (8) is fixed by fixed plate (10), and lower end is fixed by many fix bars (11), the active carbon layer (9), institute State and be connected on fixed dam (12) on the left of fixed plate (10) and the fix bar (11), right-hand member is connected to the casing (2) Right side wall, the lower end of the fixed dam (12) connects sideboard (14), the sideboard by spill spin block (13) (14) it is entirely provided in the dust hopper (6), backwash tube (15) is connected to the dust-removal cloth-bag (8) and the active carbon layer (9) position between, the sideboard (14) turns right in dedusting, connects the pre- dirt pocket (4) and the cloth bag Dirt pocket (5), the sideboard (14) turns left in backwash, and the side wall with the dust hopper (6) is connected, and separates The pre- dirt pocket (4) and the bag-type dust room (5).

2. a kind of dust cleaning case according to claim 1, it is characterised in that：The lower end connection dust flue of the dust hopper (6) (16), the dust flue (16) is provided with control valve (17).

3. a kind of dust cleaning case according to claim 1, it is characterised in that：The air inlet pipe (1) and the pre- dirt pocket (4) Connection, the escaping pipe (3) connects with the bag-type dust room (5).

4. a kind of dust cleaning case according to claim 1, it is characterised in that：The lower end of the pre- dirt pocket (4) is provided with one Dust hopper (6), the lower end of the bag-type dust room (5) is provided with multiple dust hoppers (6).

5. a kind of dust cleaning case according to claim 1, it is characterised in that：The upper end of the preceding flow-stopping plate (7) is connected to institute The upper side wall of casing (2) is stated, gas passageway is left in lower end with the bottom of the pre- dirt pocket (4).

6. a kind of dust cleaning case according to claim 1, it is characterised in that：The pre- dirt pocket (4) and the bag-type dust Room (5) is separated by demarcation strip (18).

7. a kind of dust cleaning case according to claim 6, it is characterised in that：The lower end of the demarcation strip (18) is connected to described Leave the gas passageway of the connection pre- dirt pocket (4) and bag-type dust room (5) in the lower wall of casing (2), upper end.

8. a kind of dust cleaning case according to claim 1, it is characterised in that：The lower end of the casing (2) is provided with pillar (19).