CN209943201U

CN209943201U - Improved generation coarse dust storehouse sack cleaner fan air intake air regulation structure

Info

Publication number: CN209943201U
Application number: CN201920568636.4U
Authority: CN
Inventors: 曹迁迁
Original assignee: DATANG HUAIBEI POWER PLANT
Current assignee: DATANG HUAIBEI POWER PLANT
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-01-14
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses an improved generation coarse dust storehouse sack cleaner fan air intake air regulation structure, including dust remover fan main part, the air-supply line of dust remover fan main part is linked together through the bottom of ring flange a with communicating pipe, the top of communicating pipe is linked together through ring flange b and one end of ventilation pipe, the symmetrical joint of the left and right sides face of communicating pipe inside wall has the bearing, and two bearings all cup joint at the surface of pivot, the fixed deep bead that installs of surface that the pivot is located the one end of communicating pipe inside; the rotating shaft is driven to rotate through rotating the rotating handle, the rotating shaft drives the wind shield to rotate, the wind quantity of the air inlet of the dust remover fan main body is adjusted at any time according to the ash quantity generated by the unit load through the rotation of the wind shield, the operation of the bag-type dust remover fan of the coarse ash storehouse is normal, the ash emission of the coarse ash storehouse is effectively controlled, the rotating handle is fixed on the screw through the nut screwing, the structure is simple, the operation is convenient, and the modification cost is low.

Description

Improved generation coarse dust storehouse sack cleaner fan air intake air regulation structure

Technical Field

The utility model belongs to the technical field of the sack cleaner, concretely relates to coarse ash storehouse sack cleaner fan air intake air regulation structure of improved generation.

Background

According to the working principle of the bag-type dust collector for the coarse dust warehouse, after dust-containing gas enters from an air inlet in the upper part of the dust warehouse, the air flow flows upwards under the action of a wind shield, the flow speed is reduced, partial large-particle dust is separated out under the action of inertia force and falls into the dust warehouse, the dust-containing gas enters a middle box body and is filtered and purified through a filter bag, the dust is retained on the outer surface of the filter bag, and the purified gas enters an upper box body through a filter bag opening and is discharged through an air outlet. Along with the increase of dust on the surface of the filter bag, the pressure difference between the inlet and the outlet of the dust collector rises, and the bag type dust collector is classified in an ash removal mode, wherein the basic type mainly comprises the following steps: mechanical vibration ash cleaning mode, back blowing combined ash cleaning mode, pulse back blowing ash cleaning mode and pulse blowing ash cleaning mode.

The original dust collector has large air quantity of a fan, dust adsorbed outside a filter bag cannot be effectively shaken off under the action of blowing, so that the differential pressure of the filter bag is continuously increased, a pressure release valve of an ash storehouse generates a positive pressure phenomenon, ash is emitted outwards, civilized production is influenced, and the requirement of environmental protection is not met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation coarse dust storehouse sack cleaner fan air intake air regulation structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an improved air inlet air quantity adjusting structure of a bag-type dust collector fan of a coarse dust warehouse comprises a dust collector fan main body, wherein an air inlet pipe of the dust collector fan main body is communicated with the bottom end of a communicating pipe through a flange a, the top end of the communicating pipe is communicated with one end of a ventilating pipe through a flange b, bearings are symmetrically clamped on the left side surface and the right side surface of the inner side wall of the communicating pipe, the two bearings are both sleeved on the outer surface of a rotating shaft, a wind shield is fixedly mounted on the outer surface of one end, located inside the communicating pipe, of the rotating shaft, a rotating handle is fixedly connected to the outer surface of the right end of the rotating shaft, a positioning plate is welded on the right side surface of the communicating pipe through a fixing column, a channel is formed in the positioning plate, a screw is arranged inside the channel and extends, the left side surface of the nut is attached to the right side surface of the rotating handle.

Preferably, the number of the fixed columns is two, and the two fixed columns are respectively positioned at the upper side and the lower side of the left side of the positioning plate.

Preferably, the channel is shaped in particular as an arc.

Preferably, the wind shield is circular, and the outer surface of the wind shield is attached to the inner side wall of the communicating pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an improved generation coarse dust storehouse sack cleaner fan air intake air regulation structure, it rotates to drive the pivot through rotating the turning handle, and then make the pivot drive the deep bead and rotate, can come to adjust the amount of wind of dust remover fan main part air intake at any time according to unit load size through the rotation of deep bead, and then make coarse dust storehouse sack cleaner fan main part normal operation, coarse dust storehouse emits the ash and obtains effective control, and utilize the nut to twist and fix the turning handle on the screw, moreover, the steam generator is simple in structure, high durability and convenient operation, and the transformation cost is low.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the communication pipe of the present invention viewed from the right;

fig. 3 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: 1. a dust collector fan main body; 2. a flange plate a; 3. a communicating pipe; 4. a flange b; 5. a vent pipe; 6. a bearing; 7. a rotating shaft; 8. a wind deflector; 9. a handle is rotated; 10. fixing a column; 11. positioning a plate; 12. a channel; 13. a screw; 14. a through hole; 15. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to FIGS. 1-3, the present invention provides

An improved air inlet air quantity adjusting structure of a bag-type dust collector fan of a coarse ash storehouse comprises a dust collector fan main body 1, an air inlet pipe of the dust collector fan main body 1 is communicated with the bottom end of a communicating pipe 3 through a flange a2, the top end of the communicating pipe 3 is communicated with one end of a ventilating pipe 5 through a flange b4, bearings 6 are symmetrically clamped on the left side surface and the right side surface of the inner side wall of the communicating pipe 3, the two bearings 6 are both sleeved on the outer surface of a rotating shaft 7, a wind shield 8 is fixedly arranged on the outer surface of one end, located inside the communicating pipe 3, of the rotating shaft 7, a rotating handle 9 is fixedly connected to the outer surface of the right end of the rotating shaft 7, a positioning plate 11 is welded on the right side surface of the communicating pipe 3 through a fixing column 10, a channel 12 is arranged on the positioning plate 11, a screw 13 is arranged inside the channel, the left side surface of the nut 15 is fitted with the right side surface of the rotating handle 9.

In this embodiment, people rotate the turning handle 9 according to the load size of unit, turning handle 9 drives pivot 7 and rotates, make pivot 7 drive deep bead 8 and rotate, thereby can adjust the size of the 1 air intake amount of wind of dust remover fan main part, and utilize screw 13 to slide and insert in through-hole 14 in passageway 12, it is fixed to twist up 15 extrusion to turning handle 9 and locating plate 11 of nut simultaneously, and then make the operation of coarse dust storehouse sack cleaner fan main part 1 normal, the coarse dust storehouse emits the ash and obtains effective control.

Further, the number of the fixing columns 10 is two, and the two fixing columns 10 are respectively located on the upper side and the lower side of the left side of the positioning plate 11.

In this embodiment, carry out fixed mounting to locating plate 11 in step through setting up two fixed columns 10, and then make the fixed more stable and difficult not hard up of installation of locating plate 11.

Further, the channel 12 is shaped in particular as an arc.

In this embodiment, the shape of the barrel is set to be arc-shaped, so that the stem 9 can be fixed by the screw 13 passing through the channel 12 and the through hole 14 all the time when the stem 9 is rotated.

Further, the shape of wind shield 8 is circular, and the outer surface of wind shield 8 is laminated with the inner side wall of communication pipe 3.

In this embodiment, the shape through setting up deep bead 8 is circular and with the inside wall laminating of communicating pipe 3, and then guarantees to cut off the wind channel when deep bead 8 is in the level.

The utility model discloses a theory of operation and use flow:

people rotate the turning handle 9 according to the load size of unit, the turning handle 9 drives the pivot 7 to rotate, make the pivot 7 drive the deep bead 8 and rotate, thereby can adjust the size of the 1 air intake amount of wind of dust remover fan main part, and utilize screw 13 to slide in passageway 12 and insert in through-hole 14, it is fixed to twist up 15 extrusion of nut to turning handle 9 and locating plate 11 simultaneously, and then make the operation of coarse ash storehouse sack cleaner fan main part 1 normal, the coarse ash storehouse emits the ash and obtains effective control.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coarse ash storehouse sack cleaner fan air intake air regulation structure of improved generation, includes dust remover fan main part (1), its characterized in that: the air inlet pipe of the dust remover fan main body (1) is communicated with the bottom end of a communicating pipe (3) through a flange plate a (2), the top end of the communicating pipe (3) is communicated with one end of a ventilating pipe (5) through a flange plate b (4), bearings (6) are symmetrically clamped on the left side surface and the right side surface of the inner side wall of the communicating pipe (3), the two bearings (6) are both sleeved on the outer surface of a rotating shaft (7), a wind shield (8) is fixedly mounted on the outer surface of one end, located inside the communicating pipe (3), of the rotating shaft (7), a rotating handle (9) is fixedly connected to the outer surface of the right end of the rotating shaft (7), a positioning plate (11) is welded on the right side surface of the communicating pipe (3) through a fixing column (10), a channel (12) is formed in the positioning plate (11), a screw (13) is arranged inside the channel (12), and the screw (13) penetrates through, the through hole (14) is arranged on the rotating handle (9), the outer surface of the screw (13) is in threaded connection with a nut (15), and the left side surface of the nut (15) is attached to the right side surface of the rotating handle (9).

2. The improved air inlet air quantity adjusting structure of the bag-type dust collector for the coarse ash warehouse according to claim 1, which is characterized in that: the number of the fixing columns (10) is two, and the two fixing columns (10) are respectively positioned on the upper side and the lower side of the left side of the positioning plate (11).

3. The improved air inlet air quantity adjusting structure of the bag-type dust collector for the coarse ash warehouse according to claim 1, which is characterized in that: the channel (12) is in particular arc-shaped.

4. The improved air inlet air quantity adjusting structure of the bag-type dust collector for the coarse ash warehouse according to claim 1, which is characterized in that: the wind shield (8) is circular, and the outer surface of the wind shield (8) is attached to the inner side wall of the communicating pipe (3).