CN217773599U

CN217773599U - Dust removal equipment of draught fan

Info

Publication number: CN217773599U
Application number: CN202221294719.7U
Authority: CN
Inventors: 曾通通; 张俊琪
Original assignee: Guangdong Donghe Industrial Co ltd
Current assignee: Guangdong Donghe Industrial Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-11
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a dust removal equipment of draught fan relates to draught fan technical field, and for the draught fan among the solution prior art installs the dust removal structure additional after, wind-force will be obstructed, the problem that suction will weaken. First draught fan and second draught fan are installed respectively to the top of base, and first draught fan and second draught fan all pass through bolt and base fixed connection, first play tuber pipe is installed to the outer fringe of first draught fan, and first play tuber pipe and first draught fan welded connection, install the second air-supply line on the preceding terminal surface of second draught fan, and second air-supply line and second draught fan welded connection, the second air-supply line passes through bolt fixed connection with first play tuber pipe, first motor and second motor are installed respectively to the top of base, and first motor and second motor all pass through bolt fixed connection with the base, the inside of first draught fan is provided with the impeller, the impeller is through linking a fixed connection with first motor.

Description

Dust removal equipment of draught fan

Technical Field

The utility model relates to a draught fan technical field specifically is a dust removal equipment of draught fan.

Background

The induced draft fan is a device which generates negative pressure through the rotation of an impeller and further extracts air from a system (device), is generally arranged at the tail end of a boiler and is used for extracting hot flue gas in a hearth. Induced draft fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion. The working principle of the induced draft fan is basically the same as that of a turbo compressor, only because the gas flow rate is low and the pressure change is not large, the change of the specific volume of the gas is generally not required to be considered, namely, the gas is treated as incompressible fluid, and the induced draft fan often needs to be matched with a dust removal structure for use;

for example, application publication No. CN213221306U, a combined dust collector with an induced draft fan, comprises a dust removing box, a filter screen and a material conveying wheel, wherein a first stop block and a second stop block are respectively installed on the inner wall of the dust removing box, a cavity is formed in the lower end of the first stop block, the filter screen is installed on the cavity, a dust exhaust pipe is connected to the outer side of the cavity, the lower end of a positioning bolt is located at the inner side of a positioning groove, an installation frame is arranged at the inner side of an induced draft fan shell, groove rails are respectively formed in the outer surface of the installation frame and the inner surface of the induced draft fan shell, balls are arranged at the inner sides of the groove rails, the installation frame and the induced draft fan shell are connected with each other through the balls, and fan blades are installed at the inner side of the installation frame;

above-mentioned application has the combined type dust remover of draught fan, can utilize the wind-force of draught fan to blow the agricultural product of whereabouts, and the dust can be blown in the cavity interior and discharge this moment, and agricultural product then is blockked by the filter screen and discharges from the discharging pipe, makes things convenient for the high efficiency to separate agricultural product and dust, but in the draught fan working process, wind-force will be obstructed, and suction will weaken, and the result of use is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust removal equipment of draught fan to the draught fan that proposes in solving above-mentioned background art is installing the dust removal structure additional after, and wind-force will be obstructed, the problem that suction will weaken.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a dust removal equipment of draught fan, includes the base, first draught fan and second draught fan are installed respectively to the top of base, and first draught fan and second draught fan all pass through bolt and base fixed connection, first play tuber pipe is installed to the outer fringe of first draught fan, and first play tuber pipe and first draught fan welded connection, install the second air-supply line on the preceding terminal surface of second draught fan, and second air-supply line and second draught fan welded connection, the second air-supply line passes through bolt fixed connection with first play tuber pipe.

Preferably, first motor and second motor are installed respectively to the top of base, and just first motor and second motor all pass through bolt fixed connection with the base, the inside of first draught fan is provided with the impeller, the impeller is through linking a fixed connection with first motor.

Preferably, install first air-supply line on the preceding terminal surface of first draught fan, and first air-supply line and first draught fan welded connection, be provided with the dust removal equipment on the preceding terminal surface of first draught fan.

Preferably, the exhaust pipe is installed to the one end of dust removal equipment, and exhaust pipe and dust removal equipment welded connection, the exhaust pipe passes through bolt fixed connection with first air-supply line, the connecting pipe is installed to the one end of dust removal equipment, and the connecting pipe passes through bolt fixed connection with the dust removal equipment.

Preferably, the inside of dust removal equipment is provided with the cartridge filter, fixed frame and fixed closing plate are installed respectively to the outside of cartridge filter, and fixed frame and fixed closing plate all pass through fastening screw and cartridge filter fixed connection.

Preferably, the fixed frame is fixedly connected with the connecting pipe through a fastening screw, a second air outlet pipe is installed at the outer edge of the second draught fan, and the second air outlet pipe is connected with the second draught fan in a welded mode.

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

1. the utility model discloses a through the setting of first draught fan and second draught fan, first draught fan and dust removal equipment connection, first draught fan is established ties with the second draught fan, first draught fan is used for extracting the air, the air will be filtered through the dust removal equipment, the second draught fan will extract the inside air of first draught fan, a suction for increasing first draught fan, thereby improve the suction of whole draught fan structure, even make the air through the dust removal equipment obstructed back, still can flow more fast, make suction can not weaken, improve the working effect of draught fan.

2. The utility model discloses a through the setting of fixed frame and fixed closing plate, fixed frame and fixed closing plate are used for fixed cartridge filter for the cartridge filter is unsettled in the inside of dust removal equipment, and there is sliding connection's relation between fixed frame and fixed seal and the dust removal equipment, thereby makes the cartridge filter conveniently dismantle the change, makes this dust removal equipment use maintenance in-process convenience more in the later stage.

Drawings

Fig. 1 is a plan view of a dust removing assembly of an induced draft fan according to the present invention;

FIG. 2 is a schematic view of the internal structure of the dust removing assembly of the present invention;

fig. 3 is the internal structure schematic diagram of the first induced draft fan of the present invention.

In the figure: 1. a base; 2. a first induced draft fan; 3. a second induced draft fan; 4. dedusting and assembling; 5. a first air inlet pipe; 6. a first motor; 7. a first air outlet pipe; 8. a second air inlet pipe; 9. a second motor; 10. a second air outlet pipe; 11. an exhaust duct; 12. a connecting pipe; 13. a filter cartridge; 14. a fixing frame; 15. fixing the sealing plate; 16. an impeller.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a dust removal equipment of draught fan, including base 1, first draught fan 2 and second draught fan 3 are installed respectively to base 1's top, and first draught fan 2 and second draught fan 3 all pass through bolt and base 1 fixed connection, first play tuber pipe 7 is installed to first draught fan 2's outer fringe, and first play tuber pipe 7 and first draught fan 2 welded connection, install second air-supply line 8 on the preceding terminal surface of second draught fan 3, and second air-supply line 8 and second draught fan 3 welded connection, second air-supply line 8 passes through bolt fixed connection with first play tuber pipe 7.

Further, a first motor 6 and a second motor 9 are respectively installed above the base 1, the first motor 6 and the second motor 9 are both fixedly connected with the base 1 through bolts, an impeller 16 is arranged inside the first draught fan 2, the impeller 16 is fixedly connected with the first motor 6 through a connecting shaft, the internal structure of the second draught fan 3 is the same as that of the first draught fan 2, the impeller 16 is also arranged inside the second draught fan, and the impeller 16 is connected with the second motor 9 through a connecting shaft.

Further, install first air-supply line 5 on the preceding terminal surface of first draught fan 2, and first air-supply line 5 and first draught fan 2 welded connection are provided with dust removal equipment 4 on the preceding terminal surface of first draught fan 2, and dust removal equipment 4 is detachable construction.

Further, an exhaust pipe 11 is installed at one end of the dust removing assembly 4, the exhaust pipe 11 is welded to the dust removing assembly 4, the exhaust pipe 11 is fixedly connected with the first air inlet pipe 5 through a bolt, a connecting pipe 12 is installed at one end of the dust removing assembly 4, and the connecting pipe 12 is fixedly connected with the dust removing assembly 4 through a bolt.

Further, the inside of dust removal equipment 4 is provided with cartridge filter 13, and fixed frame 14 and fixed closing plate 15 are installed respectively to the outside of cartridge filter 13, and fixed frame 14 and fixed closing plate 15 all pass through fastening screw and cartridge filter 13 fixed connection, and cartridge filter 13 is provided with six, and cartridge filter 13 has the filter pulp to constitute.

Further, fixed frame 14 passes through fastening screw fixed connection with connecting pipe 12, and second play tuber pipe 10 is installed to the outer fringe of second draught fan 3, and second play tuber pipe 10 and second draught fan 3 welded connection, fixed frame 14 and fixed seal plate 15 all with the inner wall sliding connection of dust removal equipment 4.

The working principle is as follows: during the use, be connected the connecting pipe 12 of dust removal equipment 4 with equipment, start first motor 6 and second motor 9, first motor 6 will order about the inside impeller 16 rotation of first draught fan 2, second motor 9 will order about the inside impeller 16 rotation of second draught fan 3, thereby make the air from connecting pipe 12 inhaled the inside of dust removal equipment 4, the air must pass cartridge filter 13 and get into cartridge filter 13's inside just can flow to exhaust pipe 11, thereby make the air filtered and remove dust, clean air will get into the inside of first draught fan 2, then get into second draught fan 3 through first play tuber pipe 7 and second air-supply line 8, it arranges to next process from second play tuber pipe 10 at last.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dust removal equipment of draught fan, includes base (1), its characterized in that: first draught fan (2) and second draught fan (3) are installed respectively to the top of base (1), and first draught fan (2) and second draught fan (3) all through bolt and base (1) fixed connection, first play tuber pipe (7) are installed to the outer fringe of first draught fan (2), and first play tuber pipe (7) and first draught fan (2) welded connection, install second air-supply line (8) on the preceding terminal surface of second draught fan (3), and second air-supply line (8) and second draught fan (3) welded connection, second air-supply line (8) pass through bolt fixed connection with first play tuber pipe (7).

2. The dust removal assembly of the induced draft fan of claim 1, wherein: first motor (6) and second motor (9) are installed respectively to the top of base (1), and first motor (6) and second motor (9) all pass through bolt fixed connection with base (1), the inside of first draught fan (2) is provided with impeller (16), impeller (16) and first motor (6) are through linking a fixed connection.

3. The dust removal assembly of the induced draft fan of claim 1, wherein: install first air-supply line (5) on the preceding terminal surface of first draught fan (2), and first air-supply line (5) and first draught fan (2) welded connection, be provided with dust removal equipment (4) on the preceding terminal surface of first draught fan (2).

4. The dust removal assembly of the induced draft fan of claim 3, wherein: exhaust pipe (11) are installed to the one end of dust removal equipment (4), and exhaust pipe (11) and dust removal equipment (4) welded connection, bolt fixed connection is passed through with first air-supply line (5) in exhaust pipe (11), connecting pipe (12) are installed to the one end of dust removal equipment (4), and connecting pipe (12) and dust removal equipment (4) pass through bolt fixed connection.

5. The dust removal assembly of the induced draft fan of claim 4, wherein: the dust removal equipment is characterized in that a filter cartridge (13) is arranged inside the dust removal equipment (4), a fixing frame (14) and a fixing sealing plate (15) are respectively installed on the outer side of the filter cartridge (13), and the fixing frame (14) and the fixing sealing plate (15) are fixedly connected with the filter cartridge (13) through fastening screws.

6. The dust removal assembly of the induced draft fan of claim 5, wherein: fixed frame (14) pass through fastening screw fixed connection with connecting pipe (12), second air-out pipe (10) is installed to the outer fringe of second draught fan (3), and second air-out pipe (10) and second draught fan (3) welded connection.