CN210934453U - Welding smoke dust treatment device for engineering machinery - Google Patents

Abstract

The utility model discloses a welding smoke dust processing device for engineering machinery, which comprises a welding chamber, a smoke collecting hood, a smoke outlet guide pipe, a purifying box body, a filtering unit and a drying unit; a welding chamber: the welding chamber is arranged in a frame shape, the top of the welding chamber is fixedly connected with a smoke collecting hood, the top of the smoke collecting hood is communicated with the inlet end of a smoke outlet guide pipe, and the outlet end of the smoke outlet guide pipe penetrates through the side wall of the purification box body to be communicated with a dust settling box in the filtering unit; a filtering unit: the filter unit contains dust settling tank, connecting pipe, smoke and dust purification box, contact tube, settling tank drain pipe and purification box drain pipe, dust settling tank and smoke and dust purification box fixed connection are side by side at the inside upper surface of purification box, and this a welding smoke and dust processing apparatus for engineering machine tool purification efficiency is high, can be applicable to high-power welding machine, and is effectual to welding smoke and dust processing, deals with comparatively conveniently to the smoke and dust of collection.

Description

Welding smoke dust treatment device for engineering machinery

Technical Field

The utility model relates to an air purification technical field specifically is a welding smoke and dust processing apparatus for engineering machine tool.

Background

The welding smoke purifier is used for purifying smoke and dust generated in the working procedures of welding, cutting, polishing and the like, recovering rare metals and precious materials and the like, can purify a large amount of fine metal particles which are suspended in the air and harmful to human bodies, has the characteristics of high purification efficiency, low noise, flexible use, small occupied area and the like, and is suitable for operating places where smoke is generated, such as hand welding, arc welding, carbon dioxide shielded welding, MAG welding, carbon arc gouging welding, gas fusion cutting, special welding and the like, so that the demand on the smoke treatment device for the welding machine is increased day by day. According to application number 201810918755.8, a smoke and dust processing apparatus for welding machine that proposes, including last unit splint, lower unit splint, fixed plate, dwang and spring clamp, its characterized in that: the utility model discloses a welding machine, including lower unit splint, fixed plate, spring clamp, upper unit splint, upper end face, venthole, this fume treatment device for welding machinery purification efficiency hangs down, can not be applicable to high-power welding machine, and the effect of processing to the welding fume is poor, deals with comparatively difficultly to the smoke and dust of collection, the fixed plate other end rotates and is connected with upper unit splint, fixed plate central position department rotates and is connected with the dwang, the dwang outside is equipped with the spring clamp, the both ends of spring clamp are located lower unit splint top and upper unit splint below respectively, upper unit splint up end fixedly connected with shell, the venthole has been seted up to shell right-hand member face.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a welding smoke and dust processing apparatus for engineering machine tool, purification efficiency is high, can be applicable to high-power welding machine, and is effectual to welding smoke and dust processing, deals with comparatively conveniently to the smoke and dust of collection, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a welding fume processing device for engineering machinery comprises a welding chamber, a fume collecting hood, a fume outlet guide pipe, a purifying box body, a filtering unit and a drying unit;

a welding chamber: the welding chamber is arranged in a frame shape, the top of the welding chamber is fixedly connected with a smoke collecting hood, the top of the smoke collecting hood is communicated with the inlet end of a smoke outlet guide pipe, and the outlet end of the smoke outlet guide pipe penetrates through the side wall of the purification box body to be communicated with a dust settling box in the filtering unit;

a filtering unit: the filter unit comprises a dust settling tank, a connecting pipe, a smoke and dust purifying box body, a delivery pipe, a settling tank drain pipe and a purifying box body drain pipe, wherein the dust settling tank and the smoke and dust purifying box body are fixedly connected to the lower surface in the purifying box body side by side, the upper surface of the dust settling tank is communicated with one end of the connecting pipe, the other end of the connecting pipe is communicated with the side wall at the lower end of the smoke and dust purifying box body, the settling tank drain pipe penetrates through the lower surface of the purifying box body and is communicated with the lower surface of the dust settling tank body, one end of the purifying box body drain pipe penetrates through the lower surface of the purifying box body and is communicated with the middle position at the bottom of the smoke and dust purifying box body, reticular clapboards are fixedly connected to the inner surface of the dust settling tank body, the smoke dust purification plate is overlapped and connected to the inner surface of the smoke dust purification box body in the opposite air guide direction, and the upper surface of the smoke dust purification box body is communicated and connected with the bottom surface of the drying box body in the drying unit through an air guide pipe; in the suction that the smoke and dust produced through the air-blower enters into out the cigarette pipe, and then gets into the dust among the filter unit and subsides the incasement, can make the graininess dust that has in the flue gas subside, and then the flue gas through subsiding gets into the smoke and dust purification box through the connecting pipe that dust subsides case upper end through connection, and then can carry out chemical purification with remaining poisonous and harmful smoke and dust, can be respectively with the mixed liquid discharge box who collects through subsiding the case drain pipe and purifying the box drain pipe.

A drying unit: the drying unit comprises a drying box body, a quicklime layer, a concentrated sulfuric acid absorption layer and an activated carbon layer, the drying box body is fixedly connected to the inner surface of the upper end of the purification box body, the quicklime layer is fixedly connected to the lower surface of the inner part of the purification box body, the lower surface of the concentrated sulfuric acid absorption layer is fixedly connected with the upper surface of the quicklime layer, and the lower surface of the activated carbon layer is fixedly connected to the upper surface of the concentrated sulfuric acid absorption layer; after liquid purification, in relatively clean gas enters into drying unit, and then carries out dewatering filtration for the first time through quick lime layer, and then becomes dry gas, and the back can filter remaining harmful gas once more through concentrated sulfuric acid absorbed layer and active carbon layer respectively again, and the very high purity of filtering exhaust gas has.

Wherein: still include control switch and air-blower, control switch fixed connection is on the side lever of welding chamber, the air intake and the air outlet of air-blower establish ties on the body of cigarette pipe in proper order, the output of external power source is connected to control switch's input electricity, the input of air-blower is connected to control switch's output electricity.

Further, the drying box comprises an exhaust hood and an exhaust guide pipe, wherein the exhaust hood is connected to the upper surface of the drying box in a penetrating mode, the middle of the upper surface of the exhaust hood is connected with one end of the exhaust guide pipe in a penetrating mode, and the other end of the exhaust guide pipe penetrates through the side wall of the upper end of the purifying box and is connected with the outside atmosphere in a penetrating mode. The exhaust hood may collect the purified gas and exhaust the gas to the outside atmosphere through an exhaust duct connected thereto.

Furthermore, the smoke purifier also comprises a thin branch pipe and a pressure gauge, wherein the thin branch pipe is connected to the pipe body between the welding chamber and the purification box body on the smoke outlet guide pipe in a through mode, and the pressure gauge is connected to the upper surface of the thin branch pipe in a through mode. The arrangement of the thin branch pipe can transmit the pressure in the air pipe, and the phenomenon that the collected smoke dust is more to cause the pipeline to block and reduce the flow can be displayed through the pressure gauge connected with the thin branch pipe.

Further, the air inlet of the air blower is in through connection with the upper surface of the smoke collecting cover through the pipe body of the smoke outlet guide pipe, and the air outlet of the air blower is in through connection with the side wall of the dust settling box through the pipe body of the smoke outlet guide pipe. The blower converts the electric energy into mechanical energy to generate certain pressure, so that the flue gas can be quickly introduced into the flue gas outlet pipeline.

Furthermore, the device also comprises supporting legs, wherein the supporting legs are fixedly connected to the lower surface of the purifying box body, and the supporting legs are provided with four parts which are distributed in a rectangular array. The landing leg set up can support the purification box body to suitable processing position on, improved work efficiency, more accord with the production requirement.

Compared with the prior art, the beneficial effects of the utility model are that: this a welding fume processing apparatus for engineering machine tool has following benefit:

1. this a welding smoke and dust processing apparatus for engineering machine tool, the multistage cellular-type that sets up filters the smoke and dust, can purify the metal toxic gas that produces when welding effectively to collect smoke and dust and harmful gas respectively, purification demand when can satisfying high-power welding.

2. The moisture in the gas after filtering is great, can fully dry the moisture in the purge gas behind the drying unit, has secondary purification layer in the unit of drying moreover, can carry out the secondary with remaining harmful gas and absorb.

3. After the smoke and dust is collected, can deal with smoke and dust and harmful gas respectively through drainage pipe, be favorable to handling respectively of pollutant, this purification mode framework is comparatively simple simultaneously, can large-scale adoption, also can practice thrift the cost more, changes and makes people accept.

Drawings

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

FIG. 2 is a schematic structural view of the settling tank of the present invention;

fig. 3 is the structure schematic diagram of the purifying box of the utility model.

In the figure: 1 welding chamber, 2 smoke collecting hood, 3 smoke outlet guide pipe, 4 purifying box body, 5 filtering unit, 51 dust settling box, 52 connecting pipe, 53 smoke purifying box body, 54 outlet pipe, 55 settling box drain pipe, 56 purifying box body drain pipe, 57 reticular clapboard, 58 settling liquid, 59 smoke purifying plate, 6 drying unit, 61 drying box body, 62 quicklime layer, 63 concentrated sulfuric acid absorbing layer, 64 active carbon layer, 7 exhaust hood, 8 exhaust guide pipe, 9 landing leg, 10 fine branch pipe, 11 pressure gauge, 12 control switch and 13 blower.

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, the present invention provides a technical solution: a welding fume processing device for engineering machinery comprises a welding chamber 1, a fume collecting hood 2, a fume outlet conduit 3, a purifying box body, a filtering unit 4, a filtering unit 5 and a drying unit 6;

welding chamber 1: the welding chamber 1 is arranged in a frame shape, the top of the welding chamber 1 is fixedly connected with a smoke collecting hood 2, the top of the smoke collecting hood 2 is communicated with the inlet end of a smoke outlet guide pipe 3, and the outlet end of the smoke outlet guide pipe 3 penetrates through the side wall of the purifying box body 4 to be communicated with a dust settling box 51 in the filtering unit 5; the air inlet of the blower 13 is connected with the upper surface of the smoke collecting hood 2 through the pipe body of the smoke outlet pipe 3, and the air outlet of the blower 13 is connected with the side wall of the dust settling box 51 through the pipe body of the smoke outlet pipe 3. The blower 13 converts the electrical energy into mechanical energy, generating a certain pressure, so that the flue gas can be rapidly introduced into the flue gas outlet duct 3.

The filtering unit 5: the filter unit 5 contains dust settling tank 51, connecting pipe 52, smoke and dust purification box 53, eduction tube 54, settling tank drain pipe 55 and purification box drain pipe 56, dust settling tank 51 and smoke and dust purification box 53 are fixed connection side by side at the inside lower surface of purification box 4, the upper surface through connection connecting pipe 52's of dust settling tank 51 one end, connecting pipe 52's other end through connection is on the lateral wall of smoke and dust purification box 53 lower extreme, settling tank drain pipe 55 passes the lower surface of purification box 4 and is in the same place with dust settling tank 51's lower surface through connection, still include landing leg 9, landing leg 9 fixed connection is at the lower surface of purification box 4, and this landing leg 9 is provided with four altogether and is the distribution of rectangular array. The arrangement of the supporting legs 9 can support the purifying box body 4 to a proper processing position, so that the working efficiency is improved, and the production requirement is better met. One end of a purification box body drain pipe 56 penetrates through the lower surface of the purification box body 4 and is connected to the middle position of the bottom of the smoke purification box body 53 in a penetrating manner, the inner surface of the dust settling box 51 is fixedly connected with mesh-shaped partition plates 57 at intervals, a settling liquid 58 is filled in a space between the mesh-shaped partition plates 57, the inner surface of the smoke purification box body 53 is fixedly connected with a smoke purification plate 59, the smoke purification plate 59 is overlapped and connected to the inner surface of the smoke purification box body 53 in an opposite air guiding direction, and the upper surface of the smoke purification box body 53 is connected with the bottom surface of a drying box body 61 in; the suction that the smoke and dust produced through air-blower 13 enters into out in the cigarette pipe 3, and then gets into the dust among the filter unit 5 and subsides the case 51, can make the granular dust that has in the flue gas subside, and then the flue gas through subsiding gets into smoke and dust purification box 53 through dust subsides case 51 upper end through connection pipe 52 of link up, and then can carry out chemical purification with remaining poisonous and harmful smoke and dust, can be respectively with the mixed liquid discharge box who collects through subside case drain pipe 55 and purification box drain pipe 56.

The drying unit 6: drying unit 6 contains drying box 61, quick lime layer 62, concentrated sulfuric acid absorbed layer 63 and activated carbon layer 64, and drying box 61 fixed connection is at the internal surface of purifying box 4 upper end, still includes exhaust hood 7 and exhaust duct 8, and exhaust hood 7 through connection is at the upper surface of drying box 61, and the middle part through connection of this exhaust hood 7 upper surface is connected with the one end of exhaust duct 8, and exhaust duct 8's the other end passes the lateral wall and outside atmosphere through connection of purifying box 4 upper end. The exhaust hood 7 can collect the purified gas and exhaust the gas to the outside atmosphere through an exhaust duct 8 connected thereto. The quicklime layer 62 is fixedly connected to the lower surface inside the purification box body 4, the lower surface of the concentrated sulfuric acid absorption layer 63 is fixedly connected with the upper surface of the quicklime layer 62, and the lower surface of the activated carbon layer 64 is fixedly connected to the upper surface of the concentrated sulfuric acid absorption layer 63; after liquid purification, relatively clean gas enters into drying unit 6, and then carries out dewatering filtration for the first time through quick lime layer 62, and then becomes dry gas, and the back can filter remaining harmful gas once more through concentrated sulfuric acid absorbed layer 63 and active carbon layer 64 respectively again, has heightened the purity of filtering exhaust gas.

Wherein: the automatic smoke exhaust device further comprises a control switch 12 and an air blower 13, wherein the control switch 12 is fixedly connected to a side rod of the welding chamber 1, an air inlet and an air outlet of the air blower 13 are sequentially connected to a pipe body of the smoke exhaust guide pipe 3 in series, an input end of the control switch 12 is electrically connected with an output end of an external power supply, and an output end of the control switch 12 is electrically connected with an input end of the air blower 13.

When in use:

the suction that the smoke and dust produced through air-blower 13 enters into out in the cigarette pipe 3, and then get into the dust among the filter unit 5 and subside in the case 51, can make gaseous abundant and water contact through subsiding setting up of liquid 58 and netted baffle 57, can make the granular dust that has in the flue gas subside, and then through the flue gas that subsides get into smoke and dust purification box 53 through dust subsides case 51 upper end through-connection's connecting pipe 52, smoke and dust purification plate 53 in the smoke and dust purification box 53 can react with the harmful gas that produces, and then can carry out chemical purification with remaining poisonous and harmful smoke and dust, can be respectively with the mixed liquid discharge box who collects through subside case drain pipe 55 and purification box drain pipe 56. After liquid purification, relatively clean gas enters into drying unit 6, and then carries out dewatering filtration for the first time through quick lime layer 62, and then becomes dry gas, and the back can filter remaining harmful gas once more through concentrated sulfuric acid absorbed layer 63 and active carbon layer 64 respectively again, has heightened the purity of filtering exhaust gas. The exhaust hood 7 can collect the purified gas and exhaust the gas to the outside atmosphere through an exhaust duct 8 connected thereto. The arrangement of the thin branch pipe 10 can transmit the pressure in the air pipe, and the phenomenon that the flow is reduced due to the fact that more collected smoke dust blocks the pipeline can be displayed through the pressure gauge 11 connected with the thin branch pipe. The blower 13 converts the electrical energy into mechanical energy, generating a certain pressure, so that the flue gas can be rapidly introduced into the flue gas outlet duct 3. The arrangement of the supporting legs 9 can support the purifying box body 4 to a proper processing position, so that the working efficiency is improved, and the production requirement is better met.

It should be noted that, in this embodiment, the control switch 12 is provided with a control button corresponding to the blower 13, the blower 13 may be freely configured according to an actual application scenario, an SDS series unidirectional jet ventilator is suggested to be selected, and the control switch 12 controls the blower 13 to work by using a method commonly used in the prior art.

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 (5)

1. The utility model provides a welding fume processing apparatus for engineering machine tool which characterized in that: comprises a welding chamber (1), a smoke collecting hood (2), a smoke outlet conduit (3), a purifying box body (4), a filtering unit (5) and a drying unit (6);

welding chamber (1): the welding chamber (1) is arranged in a frame shape, the top of the welding chamber (1) is fixedly connected with a smoke collecting hood (2), the top of the smoke collecting hood (2) is communicated with the inlet end of a smoke outlet guide pipe (3), and the outlet end of the smoke outlet guide pipe (3) penetrates through the side wall of the purification box body (4) to be communicated with a dust settling box (51) in the filtering unit (5);

filtration unit (5): the filter unit (5) comprises a dust settling tank (51), a connecting pipe (52), a smoke purification tank body (53), an outlet pipe (54), a settling tank drain pipe (55), a purification tank body drain pipe (56), a net-shaped partition plate (57), settling liquid (58) and a smoke purification plate (59), wherein the dust settling tank (51) and the smoke purification tank body (53) are fixedly connected to the lower surface of the interior of the purification tank body (4) side by side, the upper surface of the dust settling tank (51) is connected with one end of the connecting pipe (52) in a penetrating manner, the other end of the connecting pipe (52) is connected to the side wall of the lower end of the smoke purification tank body (53) in a penetrating manner, the settling tank drain pipe (55) penetrates through the lower surface of the purification tank body (4) and is connected with the lower surface of the dust settling tank (51) in a penetrating manner, one end of the purification tank body drain pipe (56) penetrates through the, the inner surface of the dust settling tank (51) is fixedly connected with netted clapboards (57) at intervals, settling liquid (58) is filled in the space between the netted clapboards (57), the inner surface of the smoke purification tank body (53) is fixedly connected with a smoke purification board (59), the air guide directions of the smoke purification boards (59) are opposite and are superposed and connected on the inner surface of the smoke purification tank body (53), and the upper surface of the smoke purification tank body (53) is communicated with the bottom surface of a drying tank body (61) in the drying unit (6) through an outlet pipe (54);

drying unit (6): the drying unit (6) comprises a drying box body (61), a quicklime layer (62), a concentrated sulfuric acid absorption layer (63) and an activated carbon layer (64), the drying box body (61) is fixedly connected to the inner surface of the upper end of the purification box body (4), the quicklime layer (62) is fixedly connected to the lower surface of the interior of the purification box body (4), the lower surface of the concentrated sulfuric acid absorption layer (63) is fixedly connected with the upper surface of the quicklime layer (62), and the lower surface of the activated carbon layer (64) is fixedly connected to the upper surface of the concentrated sulfuric acid absorption layer (63);

wherein: still include control switch (12) and air-blower (13), control switch (12) fixed connection is on the side lever of welding chamber (1), the air intake and the air outlet of air-blower (13) are established ties in proper order on the body of cigarette pipe (3) of going out, the output of external power source is connected to control switch's (12) input electricity, the input of air-blower (13) is connected to control switch's (12) output electricity.

2. The welding fume processing device for the construction machine according to claim 1, wherein: the drying box further comprises an exhaust hood (7) and an exhaust guide pipe (8), wherein the exhaust hood (7) is connected to the upper surface of the drying box body (61) in a penetrating mode, the middle of the upper surface of the exhaust hood (7) is connected with one end of the exhaust guide pipe (8) in a penetrating mode, and the other end of the exhaust guide pipe (8) penetrates through the side wall of the upper end of the purifying box body (4) to be connected with the outside atmosphere in a penetrating mode.

3. The welding fume processing device for the construction machine according to claim 1, wherein: still include thin branch pipe (10) and manometer (11), thin branch pipe (10) through connection is on the body of welding chamber (1) and purification box (4) position on cigarette pipe (3) and on, thin branch pipe (10) upper surface through connection has manometer (11).

4. The welding fume processing device for the construction machine according to claim 1, wherein: the air inlet of the air blower (13) is in through connection with the upper surface of the smoke collecting hood (2) through the pipe body of the smoke outlet guide pipe (3), and the air outlet of the air blower (13) is in through connection with the side wall of the dust settling box (51) through the pipe body of the smoke outlet guide pipe (3).

5. The welding fume processing device for the construction machine according to claim 1, wherein: the device is characterized by further comprising supporting legs (9), wherein the supporting legs (9) are fixedly connected to the lower surface of the purifying box body (4), and the supporting legs (9) are provided with four pieces which are distributed in a rectangular array.

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