CN216062597U

CN216062597U - Environment-friendly exhaust fan is used in chemical plant

Info

Publication number: CN216062597U
Application number: CN202122177727.5U
Authority: CN
Inventors: 周永锋
Original assignee: Nantong Siyu Metal Co ltd
Current assignee: Nantong Siyu Metal Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-18
Anticipated expiration: 2031-09-09

Abstract

The utility model relates to the technical field of exhaust fans, in particular to an environment-friendly exhaust fan for a chemical plant, which comprises an exhaust fan body, wherein a first filter screen plate and a second filter screen plate are respectively arranged at two ends of the exhaust fan body, a protective shell is welded on the inner wall of the exhaust fan body, a driving motor is arranged in the protective shell, the output end of the driving motor is connected with fan blades, a water tank is arranged in an inner chamber of a base, a water pump is connected to one side of the bottom of the water tank, and the output end of the water pump is connected with a four-way pipe and a three-way pipe, therefore, the gas discharged from the chemical plant can be purified, and the influence of the chemical gas on the atmospheric environment is reduced.

Description

Environment-friendly exhaust fan is used in chemical plant

Technical Field

The utility model relates to the technical field of exhaust fans, in particular to an environment-friendly exhaust fan for a chemical plant.

Background

The exhaust fan can bring fresh air for the people, what fresh and fluent air brought is relaxed and happy, the spirit is excitedly felt, but the air of stagnation and dryness heat brought can make people be careless, drowsy, chemical plant often can use the exhaust fan to help the inside gaseous emission that produces of mill, but because the gas that chemical plant discharged is mostly acid gas, sometimes still mingled with the particulate matter, when directly discharging in the air, seriously influence resident's living environment on every side, chemical plant's gas often has pungent smell, seriously influence resident's physical and mental health on every side.

In the prior art, the following problems exist:

(1) the traditional exhaust fan has no purification function, and the gas is discharged out of a factory to cause serious trouble to surrounding residents;

(2) the traditional exhaust fan can not rapidly disassemble and clean the fan blades, so that the fan blades can be seriously polluted after being used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an environment-friendly exhaust fan for a chemical plant, which aims to solve the problems in the background technology.

The technical scheme of the utility model is as follows: an environment-friendly exhaust fan for a chemical plant comprises an exhaust fan body, wherein the bottom of the exhaust fan body is fixedly connected with a base, the bottom of the base is welded with a mounting plate, two ends of the exhaust fan body are respectively provided with a first filter screen plate and a second filter screen plate, the inner wall of the exhaust fan body is welded with a protective shell through a connecting rod, two driving motors which are horizontally arranged are arranged in the protective shell, the output ends of the two driving motors are connected with fan blades through rotating shafts, the inner cavity of the base is provided with a water tank, one side of the bottom of the water tank is connected with a water pump through a water guide pipe, the output end of the water pump penetrates through and extends into the exhaust fan body through the water guide pipe and is sequentially connected with a four-way pipe and a three-way pipe, the two ends of the four-way pipe and the three-way pipe are symmetrically connected with infusion pipes, and the inner side of each infusion pipe is connected with a plurality of atomizing nozzles at equal intervals.

Preferably, the two driving motors are arranged oppositely, the steering directions of the two driving motors are opposite, and the output end of the water pump is connected with the electromagnetic valve through the water guide pipe.

Preferably, the two outer walls of the two sides of the protective shell are symmetrically provided with sealing gaskets, and the two sealing gaskets are arranged at the connecting part of the fan blades and the protective shell through the rotating shaft.

Preferably, the mounting groove has been seted up to the both ends inner wall symmetry of exhaust fan body, the outer wall that first filter screen board and second filter screen board all is connected with the installation cardboard, the installation cardboard is the cooperation setting with the mounting groove, the one end outer wall of exhaust fan body is equidistant to be equipped with a plurality of screw rods, every the screw rod all runs through and extends to and be connected with the installation cardboard in corresponding the mounting groove.

Preferably, the center department of flabellum is equipped with the mounting box, the inside fixedly connected with center post of mounting box, one side both ends symmetry of mounting box is equipped with the limiting plate, two the two inserted bars of one side of limiting plate all welds, the flabellum is pegged graft mutually with the mounting box through a plurality of inserted bars.

Preferably, the top one end of mounting box is equipped with the bolt, the bolt runs through the one end that extends to the mounting box and runs through every inserted bar in proper order and be the meshing connection.

The utility model provides an environment-friendly exhaust fan for a chemical plant through improvement, and compared with the prior art, the environment-friendly exhaust fan has the following improvements and advantages:

one is as follows: the utility model is provided with the first filter screen plate, the second filter screen plate, the water tank, the water pump, the four-way pipe, the three-way pipe, the liquid conveying pipe and the plurality of atomizing nozzles, so that not only can harmful gas be preliminarily filtered and adsorbed through the first filter screen plate and the second filter screen plate, but also the harmful gas can be adsorbed and purified through the combination of water and gas, so that the gas discharged from a chemical plant can be purified, and the influence of chemical gas on the atmospheric environment is reduced;

the second step is as follows: the fan blade mounting and dismounting device has the advantages that the fan blades can be effectively mounted and dismounted through the mutual matching effect among the mounting box, the limiting plate, the inserting rod and the bolt, so that the fan blades can be conveniently dismounted and cleaned, and the first filter screen plate and the second filter screen plate can be effectively mounted and dismounted quickly through the mutual matching effect among the screw rod, the mounting clamping plate and the mounting groove, so that the first filter screen plate and the second filter screen plate can be conveniently cleaned, maintained and replaced.

Drawings

The utility model is further explained below with reference to the figures and examples:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the exhaust fan body and the base of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 in accordance with the present invention;

fig. 4 is a magnified view of area B of fig. 2 of the present invention.

Description of reference numerals:

1. an exhaust fan body; 2. a base; 3. mounting a plate; 4. a first filter screen plate; 5. a second filter screen plate; 6. a protective shell; 7. a drive motor; 8. a fan blade; 9. a water tank; 10. a water pump; 11. an electromagnetic valve; 12. a four-way pipe; 13. a three-way pipe; 14. a transfusion tube; 15. an atomizing nozzle; 16. a screw; 17. mounting grooves; 18. mounting a clamping plate; 19. a gasket; 20. mounting a box; 21. a central column; 22. inserting a rod; 23. a limiting plate; 24. and (4) bolts.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an environment-friendly exhaust fan for a chemical plant through improvement, and the technical scheme of the utility model is as follows:

the first embodiment is as follows:

as shown in fig. 1-4, an environment-friendly exhaust fan for chemical plants comprises an exhaust fan body 1, a base 2 is fixedly connected to the bottom of the exhaust fan body 1, a mounting plate 3 is welded to the bottom of the base 2, a first filter screen plate 4 and a second filter screen plate 5 are respectively arranged at two ends of the exhaust fan body 1, a protective shell 6 is welded to the inner wall of the exhaust fan body 1 through a connecting rod, two driving motors 7 are horizontally arranged in the protective shell 6, output ends of the two driving motors 7 are connected with fan blades 8 through rotating shafts, a water tank 9 is arranged in an inner chamber of the base 2, one side of the bottom of the water tank 9 is connected with a water pump 10 through a water guide pipe, an output end of the water pump 10 penetrates and extends into the exhaust fan body 1 through the water guide pipe to be sequentially connected with a four-way pipe 12 and a three-way pipe 13, infusion pipe 14 is symmetrically connected at two ends of the four-way pipe 12 and the three-way pipe 13, a plurality of atomizing nozzles 15 are connected to the inner side of each of the liquid transport tubes 14 at equal intervals.

Further, in the above technical solution, the two driving motors 7 are oppositely arranged, the rotation directions of the two driving motors 7 are opposite, and the output end of the water pump 10 is connected with the electromagnetic valve 11 through the water conduit.

Further, in the above technical scheme, the two side outer walls of the protective shell 6 are symmetrically provided with the sealing gaskets 19, and the sealing gaskets 19 are arranged at the connecting positions of the fan blades 8 and the protective shell 6 through the rotating shaft and are used for effectively preventing water and waste gas from entering the protective shell 6 to influence and damage the driving motor 7.

Further, in above-mentioned technical scheme, mounting groove 17 has been seted up to the both ends inner wall symmetry of exhaust fan body 1, the outer wall that first filter plate 4 and second filter plate 5 all is connected with installation cardboard 18, mounting panel 3 is the cooperation setting with mounting groove 17, the one end outer wall of exhaust fan body 1 is equidistant to be equipped with a plurality of screw rods 16, every screw rod 16 all runs through and extends to and be connected with installation cardboard 18 in corresponding mounting groove 17, through screw rod 16, the effect of mutually supporting between installation cardboard 18 and the mounting groove 17 to can effectually realize dismantling the quick installation of first filter plate 4 and second filter plate 5, be convenient for to first filter plate 4 and second filter plate 5 and clear up the maintenance change.

Further, in above-mentioned technical scheme, the center department of flabellum 8 is equipped with mounting box 20, the inside fixedly connected with center post 21 of mounting box 20, one side both ends symmetry of mounting box 20 is equipped with limiting plate 23, two inserted bar 22 of all welding of one side of limiting plate 23, flabellum 8 is pegged graft mutually with mounting box 20 through a plurality of inserted bar 22, mounting box 20's top one end is equipped with bolt 24, bolt 24 runs through the one end that extends to mounting box 20 and runs through every inserted bar 22 in proper order and be the meshing connection, through the effect of mutually supporting between mounting box 20, limiting plate 23, inserted bar 22 and the bolt 24 to can effectual realization dismantle the installation of flabellum 8, thereby be convenient for dismantle the washing to flabellum 8.

The working principle is as follows: firstly, a water pump 10 and a driving motor 7 are started in sequence to work, firstly, two driving motors 7 drive fan blades 8 to carry out rotary exhaust through rotating shafts, gas in a chemical plant is discharged outwards through the fan blades 8, firstly, the gas is primarily filtered through a first filter screen plate 4, meanwhile, an electromagnetic valve 11 is opened, the water pump 10 conveys water in a water tank 9 to a four-way pipe 12 and a three-way pipe 13 through a water guide pipe and then reaches each infusion pipe 14, then the water is sprayed out through a plurality of atomizing nozzles 15, water vapor carrying harmful gas is continuously conveyed to a second filter screen plate 5 through wind to carry out secondary filtration and purification, and then the water vapor can be discharged, through the mutual matching effect among a screw 16, an installation clamping plate 18 and an installation groove 17, the first filter screen plate 4 and the second filter screen plate 5 can be effectively and quickly installed and detached, the first filter screen plate 4 and the second filter screen plate 5 can be cleaned, and maintained and replaced conveniently, and the second filter screen plate 5 carrying the water vapor can be detached for cleaning, when fan blade 8 needs to be disassembled and replaced, bolt 24 is firstly screwed out of each inserted bar 22 in sequence, then limiting plate 23 is pulled out manually, limiting plate 23 drives inserted bars 22 to be pulled out from mounting box 20 and fan blade 8, fan blade 8 can be disassembled to be cleaned, and meanwhile, residual water drops on the inner wall of exhaust fan body 1 can be cleaned.

It will be apparent that the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an environment-friendly exhaust fan is used in chemical plant, includes exhaust fan body (1), its characterized in that: the exhaust fan comprises an exhaust fan body (1), and is characterized in that a base (2) is fixedly connected to the bottom of the exhaust fan body (1), a mounting plate (3) is welded to the bottom of the base (2), a first filter screen plate (4) and a second filter screen plate (5) are respectively arranged at two ends of the exhaust fan body (1), a protective shell (6) is welded to the inner wall of the exhaust fan body (1) through a connecting rod, two driving motors (7) which are horizontally arranged are arranged in the protective shell (6), the output ends of the two driving motors (7) are connected with fan blades (8) through rotating shafts, a water tank (9) is arranged in an inner chamber of the base (2), a water pump (10) is connected to one side of the bottom of the water tank (9) through a water guide pipe, the output end of the water pump (10) penetrates through the water guide pipe and extends into the exhaust fan body (1) to be sequentially connected with a four-way pipe (12) and a three-way pipe (13), two ends of the four-way pipe (12) and two ends of the three-way pipe (13) are symmetrically connected with infusion pipes (14), and the inner side of each infusion pipe (14) is connected with a plurality of atomizing nozzles (15) at equal intervals.

2. The environment-friendly exhaust fan for chemical plants according to claim 1, wherein: two driving motor (7) are the opposition setting, and two driving motor (7) turn to opposite, the output of water pump (10) is connected with solenoid valve (11) through the aqueduct.

3. The environment-friendly exhaust fan for chemical plants according to claim 1, wherein: the two side outer walls of the protective shell (6) are symmetrically provided with sealing gaskets (19), and the sealing gaskets (19) are arranged at the connecting positions of the fan blades (8) and the protective shell (6) through rotating shafts.

4. The environment-friendly exhaust fan for chemical plants according to claim 1, wherein: mounting groove (17) have been seted up to the both ends inner wall symmetry of exhaust fan body (1), the outer wall that first filter plate (4) and second filter plate (5) all is connected with installation cardboard (18), installation cardboard (18) are the cooperation setting with mounting groove (17), the one end outer wall of exhaust fan body (1) is equidistant to be equipped with a plurality of screw rods (16), every screw rod (16) all run through extend to correspond in mounting groove (17) and be connected with installation cardboard (18).

5. The environment-friendly exhaust fan for chemical plants according to claim 1, wherein: the center department of flabellum (8) is equipped with mounting box (20), the inside fixedly connected with center post (21) of mounting box (20), one side both ends symmetry of mounting box (20) is equipped with limiting plate (23), two inserted bar (22) are all welded to one side of limiting plate (23), flabellum (8) are pegged graft mutually with mounting box (20) through a plurality of inserted bar (22).

6. The environment-friendly exhaust fan for chemical plants according to claim 5, wherein: the top one end of mounting box (20) is equipped with bolt (24), bolt (24) run through the one end that extends to mounting box (20) and run through every inserted bar (22) in proper order and be the meshing connection.