CN215637262U

CN215637262U - Dustproof mechanism for primary air fan inlet

Info

Publication number: CN215637262U
Application number: CN202120961383.4U
Authority: CN
Inventors: 黄鹏程
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-25
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a dust-proof mechanism for an inlet of a primary fan, which comprises a pipe body, wherein the head part of the pipe body is sleeved with a filter head, the filter head is internally and slidably connected with a sliding plate, the inner side wall of the pipe body is connected with a dust absorption pad, a baffle is connected in the pipe body and close to the dust absorption pad, the middle part of the baffle extends outwards to form a flow dividing head, the baffle is positioned at two sides of the flow dividing head and is provided with a first vent hole, the pipe body is internally and close to the baffle and is provided with a first filter plate, the first filter plate is arranged close to the first vent hole, and the pipe body is internally and close to the first filter plate and is connected with a second filter plate. Compared with the prior art, the utility model has the advantages that: the dustproof mechanism for the primary air fan inlet is good in dustproof effect, capable of reducing dust entering, convenient to replace or clean a filter screen when in use and convenient to use.

Description

Dustproof mechanism for primary air fan inlet

Technical Field

The utility model relates to the field of boiler air supply equipment, in particular to a dustproof mechanism for an inlet of a primary fan.

Background

During boiler operation, need the fan to air feed in the furnace for a long time, owing to receive the influence of the sediment operation of boiler, particle pollutant is more in the air near the boiler, inevitably gradually gather in the fan inside when these pollutants get into the fan especially a fan, lead to fan work unusual, influence the life of fan, indirectly influence the normal work of boiler, current dustproof mechanism dustproof effect is not good, have a large amount of dusts when using for a long time inside getting into the fan, can't clear up or change the filter screen when normal use, thereby the combustion rate to the inside combustor of boiler forms the influence.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the technical defects and providing the dustproof mechanism for the primary fan inlet, which has a good dustproof effect, reduces dust entering, is convenient for replacing or cleaning a filter screen during use and is convenient to use.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a dust-proof mechanism of primary air fan entry, includes the body, the head of body cup joints and is equipped with the filter head, sliding connection is equipped with the sliding plate in the filter head, the connection of body inside wall is equipped with the dust absorption pad, it is equipped with the baffle to be close to the connection of dust absorption pad in the body, the outside extension in baffle middle part is equipped with the branch flow head, the baffle is located branch flow head both sides and is equipped with air vent one, it is equipped with first filter plate to be close to the baffle in the body, first filter plate is close to air vent one and sets up, it is equipped with the second filter plate to be close to first filter plate connection in the body.

As an improvement, the flow dividing head is a discharge head, and the second filter plate is an electrostatic dust collection plate.

As an improvement, a second vent hole is formed in the middle of the first filter plate, and a superfine fiber adsorption layer is arranged on the first filter plate close to the first vent hole.

As an improvement, the top and the bottom of the sliding plate are both connected with an interlayer, and a filter screen is connected in the interlayer.

As an improvement, a first positioning hole is formed in the side wall of the top of the filter head, a second positioning hole is formed in the sliding plate and located on the top of the interlayer in a connected mode, and the first positioning hole and the second positioning hole are fixedly connected through bolts.

As an improvement, the tail part of the pipe body is connected with a splicing flange.

Compared with the prior art, the utility model has the advantages that: set up through the parallel connection flange and conveniently be connected dust keeper and primary air fan air intake and use, the cooperation through discharge head and electrostatic precipitation board sets up and can let the dust in the air take the electrification earlier, then adsorbed by the dust collecting plate of opposite polarity, greatly increased dustproof effect, sliding plate through the slip setting, thereby the filter screen position that the convenience was using is changed to the slip sliding plate when using, clear up or change it, continue dustproof work through reserve filter screen.

Drawings

Fig. 1 is a schematic structural diagram of a primary air fan inlet dustproof mechanism.

As shown in the figure: 1. the device comprises a pipe body, 2, a filter head, 3, a sliding plate, 4, a dust absorption pad, 5, a baffle plate, 6, a flow dividing head, 7, a first vent hole, 8, a first filter plate, 9, a second filter plate, 10, a second vent hole, 11, a superfine fiber adsorption layer, 12, an interlayer, 13, a filter screen, 14, a first positioning hole, 15, a second positioning hole, 16, a bolt, 17 and a connecting flange.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine shown in the attached figure 1, a dust-proof mechanism for primary air fan inlet, including body 1, the head of body 1 cup joints and is equipped with filter 2, sliding connection is equipped with sliding plate 3 in the filter 2, 1 inside wall connection of body is equipped with dust absorption pad 4, it is equipped with baffle 5 to be close to dust absorption pad 4 connection in the body 1, baffle 5 middle part outside extension is equipped with branch head 6, baffle 5 is located 6 both sides of branch head and is equipped with air vent one 7, it is equipped with first filter plate 8 to be close to baffle 5 in the body 1, first filter plate 8 is close to air vent one 7 and sets up, it is equipped with second filter plate 9 to be close to first filter plate 8 connection in the body 1.

The flow dividing head 6 is a discharge head, the second filter plate 9 is an electrostatic dust collecting plate, dust in air is subjected to electrostatic adsorption through the matching arrangement of the discharge head and the electrostatic dust collecting plate, the middle part of the first filter plate 8 is provided with a vent hole two 10, a superfine fiber adsorption layer 11 is arranged on the first filter plate 8 close to the vent hole one 7, air flowing in from the vent hole one 7 is subjected to dust removal through the superfine fiber adsorption layer 11, the dust removal effect is improved, the top and the bottom of the sliding plate 3 are both connected with an interlayer 12, a filter screen 13 is connected in the interlayer 12, the filter screen 13 is provided with two filter screens which are convenient to replace or clean in use, the influence on the air intake of a fan is reduced, the side wall of the top of the filter head 2 is provided with a positioning hole one 14, the sliding plate 3 is both connected with a positioning hole two 15 on the top of the interlayer 12, and the positioning hole one 14 is fixedly connected with the positioning hole two 15 through a bolt 16, the filter screen 13 in the sliding plate 3 can be conveniently replaced or cleaned by changing the position of the sliding plate 3 through loosening the bolts 16, the tail part of the pipe body 1 is connected with a splicing flange 17, and the fan is conveniently connected with the pipe body 1 through the splicing flange 17.

When the device is used, external air is filtered by the filter screen 13 and then flows into the pipe body 1, the dust absorption pad 4 absorbs dust, the dust is electrified by the discharge head, the air is in contact with the superfine fiber adsorption layer 11 through the first air hole 7 and flows into the second air hole 10 after dust is removed, the electrostatic dust collection plate absorbs the electrified dust and then flows into the fan, and when the filter screen 13 needs to be cleaned or replaced, the bolt 16 is taken out to change the position of the sliding plate 3, so that the filter screen 13 which is not used is close to the air inlet of the pipe body 1 and then is fixed by the bolt 16.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a dustproof mechanism of primary air fan entry, includes body (1), its characterized in that: the head of body (1) cup joints and is equipped with filter head (2), sliding connection is equipped with sliding plate (3) in filter head (2), body (1) inside wall connection is equipped with dust absorption pad (4), be close to dust absorption pad (4) in body (1) and connect and be equipped with baffle (5), baffle (5) middle part is outwards extended and is equipped with branch flow head (6), baffle (5) are located branch flow head (6) both sides and are equipped with air vent (7), it is equipped with first filter plate (8) to be close to baffle (5) in body (1), first filter plate (8) are close to air vent (7) and set up, be close to first filter plate (8) connection and are equipped with second filter plate (9) in body (1).

2. The primary air fan inlet dustproof mechanism according to claim 1, characterized in that: the flow dividing head (6) is a discharge head, and the second filter plate (9) is an electrostatic dust collecting plate.

3. The primary air fan inlet dustproof mechanism according to claim 1, characterized in that: and a second vent hole (10) is formed in the middle of the first filter plate (8), and an ultrafine fiber adsorption layer (11) is arranged on the first filter plate (8) close to the first vent hole (7).

4. The primary air fan inlet dustproof mechanism according to claim 1, characterized in that: the top and the bottom of the sliding plate (3) are both connected with an interlayer (12), and a filter screen (13) is connected in the interlayer (12).

5. The primary air fan inlet dustproof mechanism according to claim 4, characterized in that: the side wall of the top of the filter head (2) is provided with a first positioning hole (14), the sliding plate (3) is provided with a second positioning hole (15) at the top of the interlayer (12), and the first positioning hole (14) is fixedly connected with the second positioning hole (15) through a bolt (16).

6. The primary air fan inlet dustproof mechanism according to claim 1, characterized in that: the tail part of the pipe body (1) is connected with a parallel flange (17).