CN217667223U

CN217667223U - Fume extractor for laser welding

Info

Publication number: CN217667223U
Application number: CN202220914702.0U
Authority: CN
Inventors: 姚立家
Original assignee: Zhejiang Hongqi Power Equipment Co ltd
Current assignee: Zhejiang Hongqi Power Equipment Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-10-28
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a fume extractor for laser welding, including supporting mechanism, the cover of breathing in, hose and collecting box, supporting mechanism includes annular base, welds in the fixed pipe at annular base top, pegs graft first bracing piece, spiro union on fixed intraductal wall in the second bracing piece at first bracing piece top and connects in the horizontal pole of second bracing piece one side through the elbow, has all cup jointed the dysmorphism on the outer wall of horizontal pole and second bracing piece and has connected, and two dysmorphism connect and be fixed with the diagonal brace. The utility model discloses a fan will breathe in the inside air suction hose of cover, the collecting box, filter impurity through the filter screen, adsorb the flue gas through the active carbon, will pass through filtration and absorbent gaseous discharge again to purify the smog that the welding produced, regard as the bearing seat through ring base, improve supporting mechanism's stability, and supporting mechanism passes through the elbow by first bracing piece, second bracing piece, horizontal pole and diagonal brace, the concatenation of dysmorphism joint is constituteed, convenient dismantlement and equipment.

Description

Fume extractor for laser welding

Technical Field

The utility model relates to a laser welding technical field especially relates to a fume extractor for laser welding.

Background

Laser welding is an efficient and precise welding method using a laser beam with high energy density as a heat source, and the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the surface heat is diffused inwards through heat conduction, and the workpiece is melted by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulses.

The laser welding process produces a large amount of high temperature dust and smog, and the workman inhales smog and dust into the lung easily at the welding process, harms the workman healthy, and smog and dust also can hinder the sight, are unfavorable for observing the welding point.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a fume extractor for laser welding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fume extractor for laser welding comprises a supporting mechanism, an air suction cover, a hose and a collecting box, wherein the supporting mechanism comprises an annular base, a fixed pipe welded at the top of the annular base, a first supporting rod inserted on the inner wall of the fixed pipe, a second supporting rod screwed on the top of the first supporting rod and a cross rod connected to one side of the second supporting rod through an elbow, special-shaped joints are sleeved on the outer walls of the cross rod and the second supporting rod, and inclined supporting rods are fixed on the two special-shaped joints;

the air suction cover is in threaded connection with the bottom of the cross rod and is communicated with the inside of the collecting box through a hose;

the welding has two filter screens on the inner wall of collecting box, and has held the active carbon between two filter screens, it has the opening to open on the collecting box one end outer wall, and installs the protection network on the open-ended inner wall, be fixed with the fan on the collecting box is close to one side inner wall of protection network.

Preferably, the four corners of the bottom of the collecting box are provided with universal wheels, and the universal wheels are provided with brakes.

Preferably, jacks are formed in the joints of the fixing pipes and the first supporting rod, and fixing bolts are inserted in the jacks.

Preferably, the top of the first support rod is provided with a screw hole, and the bottom of the second support rod is welded with a screw rod which is in threaded connection with the screw hole.

Preferably, the top of the collecting box is inserted with a connecting pipe, the hose is inserted in the connecting pipe, and a sealing ring is arranged at the joint of the hose and the connecting pipe.

Preferably, the outer wall of one side of the collecting box is provided with a discharging port, the inner wall of the discharging port is hinged with a box door, and the outer wall of the box door is welded with a handle.

The utility model has the advantages that:

1. sucking air in the suction hood into the hose and the collection box through the fan, filtering impurities through the filter screen, adsorbing smoke through the activated carbon, and discharging filtered and adsorbed gas so as to purify smoke generated by welding;

2. as the bearing seat, the annular base improves the stability of the supporting mechanism, and the supporting mechanism is formed by splicing a first supporting rod, a second supporting rod, a cross rod and an inclined supporting rod through an elbow and a special-shaped joint, so that the supporting mechanism is convenient to disassemble and assemble.

Drawings

Fig. 1 is a schematic front view of a smoke exhaust device for laser welding according to the present invention;

fig. 2 is a schematic sectional structural view of a collecting box of a smoke exhaust device for laser welding according to the present invention;

fig. 3 is the utility model provides a supporting rod structure sketch map of fume extractor for laser welding.

In the figure: the device comprises an annular base 1, a fixed pipe 2, a first supporting rod 3, a second supporting rod 4, a cross rod 5, a bend 6, a special-shaped joint 7, an inclined supporting rod 8, an air suction cover 9, a hose 10, a collecting box 11, a box door 12, a filter screen 13, activated carbon 14, a fan 15, a protective net 16, a connecting pipe 17 and a handle 18.

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.

Embodiment 1, referring to fig. 1-2, a fume extractor for laser welding includes a support mechanism, an air suction hood 9, a hose 10 and a collection box 11, the air suction hood 9 is screwed to the bottom of a cross bar 5, the air suction hood 9 is communicated with the inside of the collection box 11 through the hose 10, four corners of the bottom of the collection box 11 are respectively provided with a universal wheel, the universal wheels are provided with brakes, the collection box 11 is convenient to move, two filter screens 13 are welded on the inner wall of the collection box 11, activated carbon 14 is contained between the two filter screens 13, an opening is formed in the outer wall of one end of the collection box 11, a protection net 16 is installed on the inner wall of the opening, a fan 15 is fixed on the inner wall of one side of the collection box 11 close to the protection net 16, a connection pipe 17 is inserted into the top of the collection box 11, the hose 10 is inserted into the connection pipe 17, a sealing ring is arranged at the joint of the hose 10 and the connection pipe 17, a discharge port is formed in the outer wall of one side of the collection box 11, a box door 12 is hinged to the inner wall of the discharge port, a handle 18 is welded on the outer wall of the box door 12, air inside the air suction hood 9 can be sucked into the hose 10 and into the collection box 11 through the collection box 13, impurities are filtered and then discharged through the activated carbon 14, and then is filtered, and then is welded to generate smoke and purified smoke;

embodiment 2, refer to fig. 1 and 3, the supporting mechanism includes annular base 1, weld in the fixed pipe 2 at annular base 1 top, peg graft in the first bracing piece 3 on fixed pipe 2 inner wall, the spiro union is in the second bracing piece 4 at first bracing piece 3 top and is connected in the horizontal pole 5 of second bracing piece 4 one side through elbow 6, special-shaped joint 7 has all been cup jointed on the outer wall of horizontal pole 5 and second bracing piece 4, two special-shaped joint 7 are fixed with diagonal brace 8, the junction of fixed pipe 2 and first bracing piece 3 all has the jack, it has fixing bolt to peg graft in the jack, the top of first bracing piece 3 has opened the screw, the bottom welding of second bracing piece 4 has the screw rod with the mutual spiro union of screw, regard as the bearing seat through annular base 1, improve supporting mechanism's stability, and the supporting mechanism comprises first bracing piece 3, second bracing piece 4, horizontal pole 5 and diagonal brace 8 through elbow 6, the concatenation of joint 7, convenient dismantlement and equipment.

The working principle is as follows: during the use, splice the equipment with supporting mechanism in welding position department, cover 9 spiro union will be breathed in the supporting mechanism bottom, place collecting box 11 near supporting mechanism, through fan 15 will breathe in cover 9 inside air suction hose 10, collecting box 11 in, filter impurity through filter screen 13, adsorb the flue gas through active carbon 14, will pass through filtration and absorbent gaseous discharge again, thereby purify the smog that the welding produced, impurity in the collecting box 11 can regularly be cleared up.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. A fume extractor for laser welding comprises a supporting mechanism, an air suction cover (9), a hose (10) and a collecting box (11), and is characterized in that the supporting mechanism comprises an annular base (1), a fixed pipe (2) welded to the top of the annular base (1), a first supporting rod (3) inserted on the inner wall of the fixed pipe (2), a second supporting rod (4) screwed on the top of the first supporting rod (3), and a cross rod (5) connected to one side of the second supporting rod (4) through an elbow (6), wherein special-shaped joints (7) are sleeved on the outer walls of the cross rod (5) and the second supporting rod (4), and inclined supporting rods (8) are fixed on the two special-shaped joints (7);

the air suction cover (9) is in threaded connection with the bottom of the cross rod (5), and the air suction cover (9) is communicated with the interior of the collecting box (11) through a hose (10);

the welding has two filter screens (13) on the inner wall of collecting box (11), and has held active carbon (14) between two filter screens (13), it has the opening to open on collecting box (11) one end outer wall, and installs protection network (16) on the open-ended inner wall, be fixed with fan (15) on collecting box (11) one side inner wall near protection network (16).

2. The fume extractor for laser welding as claimed in claim 1, wherein the four corners of the bottom of the collecting box (11) are all provided with universal wheels, and the universal wheels are provided with brakes.

3. The fume extractor for laser welding according to claim 1, wherein the joint of the fixed pipe (2) and the first support rod (3) is provided with a jack, and a fixed bolt is inserted into the jack.

4. The fume extractor for laser welding according to claim 1, wherein the top of the first support rod (3) is provided with a screw hole, and the bottom of the second support rod (4) is welded with a screw rod which is in threaded connection with the screw hole.

5. The fume extractor for laser welding as claimed in claim 1, wherein the top of the collecting box (11) is inserted with a connecting pipe (17), the hose (10) is inserted in the connecting pipe (17), and a sealing ring is arranged at the joint of the hose (10) and the connecting pipe (17).

6. The fume extractor for laser welding according to claim 1, wherein a discharge port is formed on the outer wall of one side of the collecting box (11), a box door (12) is hinged on the inner wall of the discharge port, and a handle (18) is welded on the outer wall of the box door (12).