CN214513736U

CN214513736U - Waste gas treatment device for angle steel welding

Info

Publication number: CN214513736U
Application number: CN202120332078.9U
Authority: CN
Inventors: 张乐; 底占强
Original assignee: Luoyang Yuandun Civil Air Defense Engineering Equipment Co ltd
Current assignee: Luoyang Yuandun Civil Air Defense Engineering Equipment Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-10-29
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses an angle steel is exhaust treatment device for welding, including handling the liquid case, the upper surface of handling the liquid case is provided with the feed liquor pipe, and the upper surface outside of feed liquor pipe is provided with sealed lid, the side surface lower part of handling the liquid case is provided with the drain pipe, installs the valve on the drain pipe, the upper surface of handling the liquid case is provided with the intake pipe, and the upper portion horizontal segment of intake pipe is provided with the shower, and the upper surface of shower evenly is provided with the shower, the top of shower all with spray liquid feed liquor pipe intercommunication, spray liquid feed liquor pipe and outside feed liquor device intercommunication. This waste gas treatment device is used in angle steel welding collects and sprays, chemical combination reaction and filtration absorption etc. through the smoke and dust that produces among the welding process and handles, can reduce the pollution degree and the toxicity etc. of discharging the flue gas, avoids direct emission to cause the influence to staff's healthy, avoids the contaminated air and influences the air quality simultaneously, is favorable to the environmental protection.

Description

Waste gas treatment device for angle steel welding

Technical Field

The utility model relates to an angle steel processing auxiliary device technical field specifically is an exhaust treatment device is used in angle steel welding.

Background

Angle iron is commonly called angle iron and is a long steel bar with two steel plates perpendicular to each other to form a right angle. The angle steel can form various stress components according to different requirements of the structure, and can also be used as a connecting piece between the components. Angle steel is widely used in various building structures and engineering structures, such as house beams, bridges, power transmission towers, hoisting and transportation machines, ships, industrial furnaces, reaction towers, container racks, cable trench supports, power distribution pipes, bus bar support installations, warehouse racks, and the like.

Some angle steels with special purposes often need secondary processing to be applied to different projects, such as welding rib plates on the angle steels. When carrying out weldment work to the angle steel, can produce a large amount of welding smoke and dust, contain multiple poisonous and harmful gas in the smoke and dust, if direct emission then can cause the injury to staff's health, can cause air pollution simultaneously, be unfavorable for the environmental protection, therefore we propose an exhaust treatment device for the angle steel welding.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an exhaust treatment device for angle steel welding, through collecting and spraying, chemical combination reaction and filtration absorption etc. processing to the smoke and dust that produces among the welding process, can reduce the pollution degree and the toxicity etc. of discharging the flue gas, avoid direct discharge to cause the influence to staff's healthy, avoid the polluted air and influence the air quality simultaneously, be favorable to the environmental protection, can effectively solve the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas treatment device for angle steel welding comprises a treatment liquid tank, wherein a liquid inlet pipe is arranged on the upper surface of the treatment liquid tank, a sealing cover is arranged on the outer side of the upper surface of the liquid inlet pipe, a liquid outlet pipe is arranged on the lower portion of the side surface of the treatment liquid tank, a valve is mounted on the liquid outlet pipe, an air inlet pipe is arranged on the upper surface of the treatment liquid tank, a spraying section is arranged on the upper horizontal portion of the air inlet pipe, spraying pipes are uniformly arranged on the upper surface of the spraying section, the top ends of the spraying pipes are communicated with the liquid inlet pipe, the liquid inlet pipe is communicated with an external liquid inlet device, a gooseneck is communicated with the end portion of the air inlet pipe, a horn-shaped exhaust pipe is fixedly arranged at the end portion of the gooseneck, an exhaust fan is arranged in the exhaust pipe, the input end portion of the exhaust fan is electrically connected with the output end portion of an external control switch, a filter screen is arranged on the inner side surface of the exhaust pipe, and an exhaust pipe is arranged on the upper surface of the treatment liquid tank, the surface of the outer side of the end part of the exhaust pipe is in threaded connection with a filter pipe, and the end part of the filter pipe is communicated with an external exhaust mechanism.

As a preferred technical scheme of the utility model, the upper portion horizontal part outside of intake pipe is provided with the mounting panel, and the mounting hole has evenly been seted up to the upper surface both sides of mounting panel, and the mounting hole is the counter sink.

As the utility model discloses a preferred technical scheme, the side surface of spray section is close to gooseneck department and is provided with the oxygen intake pipe, installs air intake fan in the oxygen intake pipe, and air intake fan's input is connected with external control switch's output electricity.

As an optimized technical proposal of the utility model, the filter tube is internally and sequentially provided with a screen, an X molecular sieve and an active carbon block from inside to outside.

As an optimized technical scheme of the utility model, the dovetail has been seted up on the inside both sides surface of filter tube, the both sides surface of screen cloth, the both sides surface of X molecular sieve and the both sides surface of active carbon piece all fix and are provided with the fixture block that corresponds with the dovetail.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses angle steel is exhaust treatment device for welding collects and sprays, chemical combination reaction and filtration absorption etc. through the smoke and dust that produces in the welding process and handles, can reduce the pollution degree and the toxicity etc. of discharging the flue gas, avoids direct discharge to cause the influence to staff's healthy, avoids the polluted air and influences the air quality simultaneously, is favorable to the environmental protection.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic bottom view of the present invention;

fig. 4 is a schematic view of a partial structure of the present invention;

fig. 5 is a schematic view of a partial structure of the present invention;

fig. 6 is a schematic view of the internal structure of the filtering tube of the present invention.

In the figure: 1 treating fluid box, 11 liquid inlet pipes, 12 sealing covers, 13 liquid outlet pipes, 14 valves, 2 gas inlet pipes, 3 spraying sections, 31 spraying pipes, 32 spraying fluid inlet pipes, 4 mounting plates, 41 mounting holes, 5 gooseneck pipes, 6 air exhaust pipes, 61 filter screens, 7 exhaust pipes, 8 filter pipes, 81 screen meshes, 8213X molecular sieves, 83 activated carbon blocks, 84 dovetail grooves, 9 oxygen gas inlet pipes and 91 air inlet fans.

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. 1-6, the present invention provides a technical solution: a waste gas treatment device for angle steel welding comprises a treatment liquid box 1, wherein a liquid inlet pipe 11 is arranged on the upper surface of the treatment liquid box 1, a sealing cover 12 is arranged on the outer side of the upper surface of the liquid inlet pipe 11, a liquid outlet pipe 13 is arranged on the lower portion of the side surface of the treatment liquid box 1, a valve 14 is mounted on the liquid outlet pipe 13, an air inlet pipe 2 is arranged on the upper surface of the treatment liquid box 1, a spraying section 3 is arranged on the upper horizontal portion of the air inlet pipe 2, spraying pipes 31 are uniformly arranged on the upper surface of the spraying section 3, the top ends of the spraying pipes 31 are communicated with the spraying liquid inlet pipe 32, the spraying liquid inlet pipe 32 is communicated with an external liquid inlet device, spraying liquid can be sprayed out of the spraying pipes 31 to treat smoke dust, the content of harmful substances in the smoke dust can be reduced, the end portion of the air inlet pipe 2 is communicated with a gooseneck pipe 5, and the end portion of the gooseneck 5 is fixedly provided with a horn-shaped exhaust pipe 6, the air inlet direction of the exhaust pipe 6 can be freely adjusted through the gooseneck 5, the operation is simple, the use is convenient, the use flexibility is improved, the exhaust fan is arranged in the exhaust pipe 6, the input end of the exhaust fan is electrically connected with the output end of an external control switch, the inner side surface of the exhaust pipe 6 is provided with the filter screen 61, the filter screen 61 filters larger impurities and blocks sparks and the like generated in welding in the air exhaust process, the damage to the inside of the exhaust pipe 6 and the exhaust fan and the like is reduced, the service life of the device is prolonged, the upper surface of the treatment liquid tank 1 is provided with the exhaust pipe 7, the outer side surface of the end part of the exhaust pipe 7 is in threaded connection with the filter pipe 8, the end part of the filter pipe 8 is communicated with an external exhaust mechanism, the external exhaust fan is arranged on the external exhaust mechanism, and the input end of the exhaust fan is electrically connected with the output end of the external control switch, this waste gas treatment device is used in angle steel welding collects and sprays, chemical combination reaction and filtration absorption etc. through the smoke and dust that produces among the welding process and handles, can reduce the pollution degree and the toxicity etc. of discharging the flue gas, avoids direct emission to cause the influence to staff's healthy, avoids the contaminated air and influences the air quality simultaneously, is favorable to the environmental protection.

Preferably, the mounting plate 4 is arranged on the outer side of the horizontal portion of the upper portion of the air inlet pipe 2, mounting holes 41 are uniformly formed in two sides of the upper surface of the mounting plate 4, the mounting holes 41 are countersunk holes, the mounting plate 4 can be mounted above the welding equipment through the mounting holes 41, bolts and the like, and the mounting device is convenient to mount and simple to operate.

Preferably, the side surface of the spraying section 3 is provided with an oxygen inlet pipe 9 near the gooseneck 5, the oxygen inlet pipe 9 is provided with an air inlet fan 91, the input end of the air inlet fan 91 is electrically connected with the output end of an external control switch, the external control switch is respectively provided with buttons corresponding to an air exhaust fan, the air inlet fan 91, an exhaust fan and the like, the air exhaust fan, the air inlet fan 91 and the exhaust fan are powered by an external power supply, the air inlet fan 91 can introduce external air or oxygen into the air inlet pipe 2 to be mixed with smoke dust, carbon monoxide in the air inlet pipe is removed, the toxicity of smoke dust gas is greatly reduced, and the environment protection is facilitated.

Preferably, a screen 81, a 13X molecular sieve 82 and an active carbon block 83 are sequentially arranged in the filter pipe 8 from inside to outside, the screen 81 is used for filtering larger particulate matters, the 13X molecular sieve is also called a sodium X molecular sieve, is an alkali metal aluminosilicate, has certain alkalinity, can adsorb any molecules larger than 3.64A and smaller than 10A, and is matched with the active carbon block 83 to adsorb harmful substances in the treated gas, so that air pollution is reduced.

Preferably, the dovetail grooves 84 are formed in the two side surfaces of the interior of the filter pipe 8, fixture blocks corresponding to the dovetail grooves 84 are fixedly arranged on the two side surfaces of the screen 81, the two side surfaces of the 13X molecular sieve 82 and the two side surfaces of the activated carbon block 83, so that the screen 81, the 13X molecular sieve 82 and the activated carbon block 83 can be conveniently installed, the screen 81, the 13X molecular sieve 82 and the activated carbon block 83 can be conveniently replaced, and the problem that the waste gas treatment effect is reduced due to failure after long-time use is avoided.

The utility model discloses the air exhaust fan that uses in, air intake fan 91, exhaust fan etc. are the electronic component commonly used among the prior art, and its working method and circuit structure are well-known technology, do not describe here any more.

When in use:

installing an installation plate 4 in a treatment device above welding equipment through an installation hole 41, bolts and the like, selecting an air inlet pipe 2 with corresponding specification and shape according to actual needs, communicating each pipeline, adding corresponding reaction solution into a treatment solution box 1 through a liquid inlet pipe 11, introducing spraying liquid into a spraying liquid inlet pipe 32 through an external liquid inlet device, communicating an oxygen inlet pipe 9 with an external air or oxygen supply device, and adjusting an exhaust pipe 6 to a welding smoke generation position through a gooseneck pipe 5;

the external control switch is operated, the air exhaust fan, the air inlet fan 91, the exhaust fan and the like are turned on, the air exhaust fan sucks smoke generated during welding into the gooseneck 5 through the air exhaust pipe 6, the filter screen 61 filters larger impurities and blocks sparks generated during welding in the air exhaust process, damage to the inside of the air exhaust pipe 6 and the air exhaust fan and the like is reduced, and the service life of the device is prolonged;

the smoke dust entering the gooseneck 5 continuously enters the air inlet pipe 2, when the smoke dust passes through the oxygen inlet pipe 9, the air inlet fan 91 introduces external air or oxygen into the air inlet pipe 2 to be mixed with the smoke dust to remove carbon monoxide in the smoke dust, then when the smoke dust enters the spraying section, spraying liquid is sprayed out from the spraying pipe 31 to carry out spraying treatment on the smoke dust, the spraying liquid and the treated smoke dust are discharged into the treatment liquid tank 1 from the air inlet pipe 2 to be mixed and reacted with reaction solution, then the generated gas and gas which does not participate in the reaction are discharged into the exhaust pipe 7 under the drive of the external exhaust fan, then the smoke dust is discharged into the atmosphere after being filtered and adsorbed by the screen 81, the 13X molecular sieve 82 and the active carbon block 83 in the filter pipe 8 in sequence, and the pollution degree, toxicity and the like of the discharged smoke dust can be reduced by carrying out collection and spraying, chemical combination reaction, filtration and adsorption and other treatments on the smoke dust generated in the welding process, the direct discharge is avoided from influencing the physical health of workers, and meanwhile, the air quality is prevented from being influenced by air pollution, so that the environment is protected.

The non-public part of the utility model is the prior art, and the concrete structure, the material and the working principle are not detailed. 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 an angle steel is exhaust treatment device for welding, is including handling liquid case (1), its characterized in that: the upper surface of the treatment liquid box (1) is provided with a liquid inlet pipe (11), the outer side of the upper surface of the liquid inlet pipe (11) is provided with a sealing cover (12), the lower part of the side surface of the treatment liquid box (1) is provided with a liquid outlet pipe (13), the liquid outlet pipe (13) is provided with a valve (14), the upper surface of the treatment liquid box (1) is provided with an air inlet pipe (2), the upper horizontal part of the air inlet pipe (2) is provided with a spraying section (3), the upper surface of the spraying section (3) is uniformly provided with spraying pipes (31), the top ends of the spraying pipes (31) are communicated with the spraying liquid inlet pipe (32), the spraying liquid inlet pipe (32) is communicated with an external liquid inlet device, the end part of the air inlet pipe (2) is communicated with a gooseneck pipe (5), the end part of the gooseneck pipe (5) is fixedly provided with a horn-shaped air exhaust pipe (6), and the air exhaust fan is arranged in the air exhaust pipe (6), the input of air exhaust fan is connected with external control switch's output electricity, the inboard surface of aspiration tube (6) is provided with filter screen (61), the upper surface of handling liquid case (1) is provided with blast pipe (7), and the tip outside surface threaded connection of blast pipe (7) has filter tube (8), and the tip and the outside exhaust mechanism intercommunication of filter tube (8).

2. The waste gas treatment device for angle steel welding according to claim 1, characterized in that: the air inlet pipe is characterized in that a mounting plate (4) is arranged on the outer side of the horizontal portion of the upper portion of the air inlet pipe (2), mounting holes (41) are evenly formed in two sides of the upper surface of the mounting plate (4), and the mounting holes (41) are countersunk holes.

3. The waste gas treatment device for angle steel welding according to claim 1, characterized in that: the side surface of the spraying section (3) is provided with an oxygen inlet pipe (9) close to the gooseneck (5), the oxygen inlet pipe (9) is provided with an air inlet fan (91), and the input end of the air inlet fan (91) is electrically connected with the output end of an external control switch.

4. The waste gas treatment device for angle steel welding according to claim 1, characterized in that: the filter tube (8) is internally provided with a screen mesh (81), a 13X molecular sieve (82) and an activated carbon block (83) from inside to outside in sequence.

5. The waste gas treatment device for angle steel welding according to claim 4, characterized in that: dovetail grooves (84) are formed in the two side surfaces of the interior of the filtering pipe (8), and clamping blocks corresponding to the dovetail grooves (84) are fixedly arranged on the two side surfaces of the screen (81), the two side surfaces of the 13X molecular sieve (82) and the two side surfaces of the activated carbon block (83).