CN212701320U

CN212701320U - Waste gas treatment device for metallurgical equipment

Info

Publication number: CN212701320U
Application number: CN202020947866.4U
Authority: CN
Inventors: 庄秀环; 高春会
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-03-16
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a waste gas treatment device for metallurgical equipment, including the one-level processing case, the right side that the case was handled to the one-level is provided with the secondary treatment case, and the upside fixed mounting that the case was handled to the one-level has sealed lid, and the left side fixed mounting of case was handled to the one-level has the draught fan, and one side fixed mounting of draught fan has first tuber pipe, and the other end fixed mounting of draught fan has the second tuber pipe, and the inside fixed mounting of case is handled to the one-level has the cushion. The utility model discloses an inside at the one-level processing case sets up filter equipment, wherein the filter screen among the filter equipment can detach tiny particles such as dust in the waste gas, then carry out neutralization reaction through the harmful gas in the processing liquid in the secondary treatment case with the waste gas and detach, wherein the motor drives the axis of rotation and rotates, the axis of rotation drives the flabellum and rotates, the through-hole that cooperation flabellum surface was seted up, break up into more small bubble with the gas that lets in, the area of contact of harmful gas and processing liquid has been improved, the efficiency of getting rid of harmful gas is improved.

Description

Waste gas treatment device for metallurgical equipment

Technical Field

The utility model relates to a metallurgical equipment field specifically is a waste gas treatment device for metallurgical equipment.

Background

Metallurgy is the process and technology of extracting metals or metal compounds from minerals to produce metallic materials with certain properties by various processing methods. Metallurgy has a long history of development, from the stoneware age to the subsequent bronze age, to the large-scale development of modern steel smelting. The history of human development fused the history of metallurgical development. The impurities (unintended elements) in the metal solution are removed by slagging and deslagging through melting (heating to be above the melting point), and certain chemical components are subjected to deslagging, decarburization, deoxidation and the like to obtain relatively pure alloy components.

Can produce harmful gas such as a large amount of dust in the metallurgical production, need carry out purification treatment, current metallurgical equipment exhaust treatment device structure is comparatively complicated, inconvenient change that carries out filter equipment, and exhaust purification effect is not ideal enough.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides a waste gas treatment device for metallurgical equipment.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas treatment device for metallurgical equipment comprises a primary treatment box, wherein a secondary treatment box is arranged on the right side of the primary treatment box, a sealing cover is fixedly mounted on the upper side of the primary treatment box, a draught fan is fixedly mounted on the left side of the primary treatment box, a first air pipe is fixedly mounted on one side of the draught fan, a second air pipe is fixedly mounted on the other end of the draught fan, a cushion block is fixedly mounted in the primary treatment box, a filtering device is arranged on the upper side of the cushion block, a wind collecting cover is arranged at the bottom of the primary treatment box, a connecting pipe is fixedly connected to one end of the wind collecting cover, a wind outlet cover is fixedly mounted at the other end of the connecting pipe, a check valve is fixedly mounted at the bottom of the wind outlet cover, a ventilating partition plate is fixedly mounted at the upper side of the, and a third air pipe is fixedly arranged on the upper side of the secondary treatment box.

Preferably, the filtering device comprises a fixed frame, a filter screen is fixedly installed in the middle of the fixed frame, a groove is formed in the fixed frame, a first spring is arranged in the groove, a first limiting rod is arranged in the first spring, a first pull block is fixedly installed at the right end of the first limiting rod, a first baffle is fixedly installed at the outer side of the first limiting rod and is in sliding connection with the groove, a first limiting groove matched with the first limiting rod is formed in the side wall of the primary treatment box, a sleeve is fixedly installed at the upper side of the fixed frame, a second spring is arranged in the sleeve, a second limiting rod is arranged in the second spring, a second baffle is fixedly installed at the outer side of the second limiting rod and is in sliding connection with the inner wall of the sleeve, and a second pull block is fixedly installed at the upper side of the second limiting rod, and a second limiting groove matched with the second limiting rod is formed in the surface of the first limiting rod.

Preferably, the other end of the third air pipe is connected with a drying box, drying cotton is arranged in the drying box, a fourth air pipe is fixedly arranged on the right side of the drying box, a water inlet is formed in the upper side of the secondary treatment box, and a connecting cover is arranged in the water inlet.

Preferably, the right side fixed mounting of case is handled to the second grade has the motor, the output fixed mounting of motor has the connecting axle, the connecting axle rotates with the inner wall of second grade processing case to be connected, the outside fixed mounting of connecting axle has the flabellum, the through-hole has been seted up on the surface of flabellum.

Preferably, the right side fixed mounting of second grade treatment case has the waste discharge pipe, the inside fixed mounting of waste discharge pipe has the valve.

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

1. the utility model discloses an inside at the one-level processing case sets up filter equipment, wherein the filter screen among the filter equipment can detach tiny particles such as dust in the waste gas, then carry out neutralization reaction through the harmful gas in the processing liquid in the secondary treatment case with the waste gas and detach, wherein the motor drives the axis of rotation and rotates, the axis of rotation drives the flabellum and rotates, the through-hole that cooperation flabellum surface was seted up, break up into more small bubble with the gas that lets in, the area of contact of harmful gas and processing liquid has been improved, the efficiency of getting rid of harmful gas is improved.

2. The utility model discloses a pulling the first piece that draws in the outside, the first piece that draws drives first gag lever post and moves to the outside, first baffle compression first spring simultaneously, first gag lever post breaks away from first spacing groove to the outside, when the second spacing groove that first gag lever post surface was seted up removed to the below of second gag lever post, the second spring of compression drives second gag lever post downstream card through the second baffle and advances the second spacing inslot, carry on spacingly to first gag lever post, thereby fixed frame and filter screen are taken out to the convenience, make things convenient for the change of filter screen, and the work efficiency is improved.

Drawings

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

FIG. 2 is a schematic structural view of the cross section of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1 first-stage treatment box, 2 second-stage treatment box, 3 sealing cover, 4 induced draft fan, 5 first air pipe, 6 second air pipe, 7 air collecting cover, 8 connecting pipe, 9 air outlet cover, 10 ventilating partition board, 11 treatment liquid, 12 third air pipe, 13 drying box, 14 drying cotton, 15 second pull block, 16 check valve, 17 fourth air pipe, 18 water inlet, 19 connecting cover, 20 second limiting rod, 21 valve, 22 waste discharge pipe, 23 motor, 24 connecting shaft, 25 fan blade, 26 through hole, 27 fixing frame, 28 filter screen, 29 cushion block, 30 second limiting groove, 31 second baffle, 32 groove, 33 first spring, 34 first limiting rod, 35 first baffle, 36 first limiting groove, 37 first baffle, 38 sleeve and 39 second spring.

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 fig. 1-3, a waste gas treatment device for metallurgical equipment comprises a primary treatment box 1, a secondary treatment box 2 is arranged on the right side of the primary treatment box 1, a sealing cover 3 is fixedly arranged on the upper side of the primary treatment box 2, an induced draft fan 4 is fixedly arranged on the left side of the primary treatment box 1, a first air duct 5 is fixedly arranged on one side of the induced draft fan 4, a second air duct 6 is fixedly arranged on the other end of the induced draft fan 4, a cushion block 29 is fixedly arranged inside the primary treatment box 1, a filtering device is arranged on the upper side of the cushion block 29, a wind-collecting cover 7 is arranged at the bottom of the primary treatment box 1, a connecting pipe 8 is fixedly connected with one end of the wind-collecting cover 7, a wind-out cover 9 is fixedly arranged at the other end of the connecting pipe 8, a check valve 16 is fixedly arranged at the bottom of the wind-out, the upside fixed mounting of second grade processing case 2 has third tuber pipe 12, through set up filter equipment in the inside of first grade processing case 1, wherein filter screen 28 among the filter equipment can detach tiny particles such as dust in the waste gas, then carry out neutralization reaction through the treatment fluid 11 among the second grade processing case 2 and detach the harmful gas in the waste gas, wherein go out ventilative baffle 10 of upside fixed mounting of fan housing 9 and can disperse into little bubble with waste gas and discharge, improve the area of contact of harmful gas and treatment fluid 11, harmful gas's purification efficiency is high.

Referring to fig. 1-3, the filtering apparatus includes a fixing frame 27, a filter screen 28 is fixedly installed in the middle of the fixing frame 27, a groove 32 is formed in the fixing frame 27, a first spring 33 is disposed in the groove 32, a first limiting rod 34 is disposed in the first spring 33, a first pull block 35 is fixedly installed at the right end of the first limiting rod 34, a first baffle 37 is fixedly installed at the outer side of the first limiting rod 34, the first baffle 37 is slidably connected with the groove 32, a first limiting groove 36 adapted to the first limiting rod 34 is formed in the sidewall of the primary treatment tank 2, a sleeve 38 is fixedly installed at the upper side of the fixing frame 27, a second spring 39 is disposed in the sleeve 38, a second limiting rod 20 is disposed in the second spring 39, a second baffle 31 is fixedly installed at the outer side of the second limiting rod 20, the second baffle 31 is slidably connected with the inner wall of the sleeve 38, a second pull block 15 is fixedly installed at the upper side of the second limiting rod 20, the second spacing groove 30 with second spacing rod 20 looks adaptation is seted up on the surface of first gag lever post 34, through the first piece 35 that draws of outside pulling, first draw the piece 35 and drive first gag lever post 34 and move to the outside, first baffle 37 compresses first spring 33 simultaneously, first gag lever post 34 breaks away from first spacing groove 36 to the outside gradually, when the second spacing groove 30 that first gag lever post 34 surface was seted up removed to the below of second gag lever post 20, compressed second spring 39 drives second gag lever post 20 through second baffle 31 and moves the card downwards into second spacing groove 30, it is spacing to first gag lever post 34, thereby conveniently take out fixed frame 27 and filter screen 28, make things convenient for the change of filter screen 28, and improve work efficiency.

Referring to fig. 1 and 2, the other end of the third air duct 12 is connected to a drying box 13, drying cotton 14 is arranged inside the drying box 13, a fourth air duct 17 is fixedly mounted on the right side of the drying box 13, the drying cotton 14 in the drying box 13 can dry the completely purified waste gas, a water inlet 18 is formed in the upper side of the secondary treatment box 2, a connecting cover 19 is arranged inside the water inlet 18, a waste discharge pipe 22 is fixedly mounted on the right side of the secondary treatment box 2, a valve 21 is fixedly mounted inside the waste discharge pipe 22, and the water inlet 18 and the waste discharge pipe 22 are convenient to add and replace the treatment liquid 11.

Please refer to fig. 1 and 2, a motor 23 is fixedly mounted on the right side of the secondary treatment box 2, a connecting shaft 24 is fixedly mounted at the output end of the motor 23, the connecting shaft 24 is rotatably connected with the inner wall of the secondary treatment box 2, a fan blade 25 is fixedly mounted on the outer side of the connecting shaft 24, a through hole 26 is formed in the surface of the fan blade 25, the motor 23 drives the rotating shaft 24 to rotate, the rotating shaft 24 drives the fan blade 25 to rotate, the through hole 26 formed in the surface of the fan blade 25 is matched, the introduced gas is scattered into more tiny bubbles, the contact area between the harmful gas and the treatment liquid 11 is increased, and the removal efficiency of the.

In summary, the following steps: the waste gas treatment device for the metallurgical equipment is characterized in that the filtering device is arranged in the primary treatment box 1, wherein a filter screen 28 in the filtering device can remove fine particles such as dust in waste gas, and then harmful gas in the waste gas is neutralized and removed through treatment liquid 11 in the secondary treatment box 2, wherein a ventilating partition plate 10 fixedly arranged on the upper side of an air outlet cover 9 can disperse the waste gas into small bubbles to be discharged, so that the contact area between the harmful gas and the treatment liquid 11 is increased, the purification efficiency of the harmful gas is high, a motor 23 drives a rotating shaft 24 to rotate, the rotating shaft 24 drives a fan blade 25 to rotate, the introduced gas is scattered into more tiny bubbles by matching with a through hole 26 formed in the surface of the fan blade 25, the contact area between the harmful gas and the treatment liquid 11 is further increased, the removal efficiency of the harmful gas is improved, and the first pulling block 35 is pulled outwards, first draw piece 35 to drive first gag lever post 34 and move to the outside, first baffle 37 compresses first spring 33 simultaneously, first gag lever post 34 breaks away from first spacing groove 36 to the outside gradually, when second spacing groove 30 that first gag lever post 34 surface was seted up removed to the below of second gag lever post 20, compressed second spring 39 drives second gag lever post 20 through second baffle 31 and moves the card downwards and advance in second spacing groove 30, it is spacing to carry out first gag lever post 34, thereby conveniently take out fixed frame 27 and filter screen 28, make things convenient for the change of filter screen 28, and improve work efficiency, all consumer all in this scheme all supply power through external power supply, and all motors in this scheme all control through PLC control system unified.

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. An exhaust gas treatment device for a metallurgical plant, comprising a primary treatment tank (1), characterized in that: the right side of the primary treatment box (1) is provided with a secondary treatment box (2), the upside fixed mounting of the primary treatment box (1) is provided with a sealing cover (3), the left side fixed mounting of the primary treatment box (1) is provided with a draught fan (4), one side fixed mounting of the draught fan (4) is provided with a first air pipe (5), the other end fixed mounting of the draught fan (4) is provided with a second air pipe (6), the inside fixed mounting of the primary treatment box (1) is provided with a cushion block (29), the upside of the cushion block (29) is provided with a filtering device, the bottom of the primary treatment box (1) is provided with an air collection cover (7), one end fixed connection of the air collection cover (7) is provided with a connecting pipe (8), the other end fixed mounting of the connecting pipe (8) is provided with an air outlet cover (9), the bottom fixed mounting, go out the upside fixed mounting of fan housing (9) and have ventilative baffle (10), the inside fixed mounting that the case (2) was handled to the second grade has treatment fluid (11), the upside fixed mounting that the case (2) was handled to the second grade has third tuber pipe (12).

2. An exhaust gas treatment device for a metallurgical plant according to claim 1, wherein: the filtering device comprises a fixed frame (27), a filter screen (28) is fixedly mounted in the middle of the fixed frame (27), a groove (32) is formed in the fixed frame (27), a first spring (33) is arranged in the groove (32), a first limiting rod (34) is arranged in the first spring (33), a first pull block (35) is fixedly mounted at the right end of the first limiting rod (34), a first baffle (37) is fixedly mounted at the outer side of the first limiting rod (34), the first baffle (37) is in sliding connection with the groove (32), a first limiting groove (36) matched with the first limiting rod (34) is formed in the side wall of the first-stage processing box (1), a sleeve (38) is fixedly mounted at the upper side of the fixed frame (27), a second spring (39) is arranged in the sleeve (38), a second limiting rod (20) is arranged in the second spring (39), the outside fixed mounting of second gag lever post (20) has second baffle (31), the inner wall sliding connection of second baffle (31) and sleeve (38), the upside fixed mounting of second gag lever post (20) has the second to draw piece (15), second spacing groove (30) with second gag lever post (20) looks adaptation are seted up on the surface of first gag lever post (34).

3. An exhaust gas treatment device for a metallurgical plant according to claim 1, wherein: the other end of third tuber pipe (12) is connected with drying cabinet (13), the inside of drying cabinet (13) is provided with dry cotton (14), the right side fixed mounting of drying cabinet (13) has fourth tuber pipe (17), water inlet (18) have been seted up to the upside of secondary treatment case (2), the inside of water inlet (18) is provided with connecting cover (19).

4. An exhaust gas treatment device for a metallurgical plant according to claim 1, wherein: the right side fixed mounting of case (2) is handled to the secondary there is motor (23), the output end fixed mounting of motor (23) has connecting axle (24), connecting axle (24) rotate with the inner wall of secondary processing case (2) and are connected, the outside fixed mounting of connecting axle (24) has flabellum (25), through-hole (26) have been seted up on the surface of flabellum (25).

5. An exhaust gas treatment device for a metallurgical plant according to claim 1, wherein: the right side fixed mounting of case (2) is handled to the second grade has row waste pipe (22), the inside fixed mounting of arranging waste pipe (22) has valve (21).