CN218169005U - Welding torch with waste gas purification mechanism - Google Patents

Abstract

The utility model discloses a welding torch with exhaust purification mechanism, including welding nozzle, siphunculus and middle part main part, the top of welding nozzle is provided with the welding nozzle and connects, and the top of welding nozzle is provided with the suction head, and the top of suction head is fixed with folding pipe, and the top of siphunculus is provided with filtering mechanism, and the top of connecting the pipe fitting is fixed with the middle part main part, and the outside of middle part main part is provided with anti-skidding structure. The utility model discloses an external power source starts negative-pressure air fan and rotates, the welding nozzle is aimed at the weld and is welded immediately, then irritant gas and the dust that negative-pressure air fan produced when will welding pass through the leading-in purifying box of air duct, filter the dust in the mist through the filter screen, waste gas passes the hole immediately and carries out the absorption of small granule and peculiar smell through the active carbon, then gas after will adsorbing is through the gas vent discharge, the purified gas function of this device has been realized from this, prevent that waste gas from wafting the polluted environment, influence staff's healthy.

Description

Welding torch with waste gas purification mechanism

Technical Field

The utility model relates to a welding torch technical field, in particular to welding torch with exhaust purification mechanism.

Background

The welding torch is a tool for controlling gas mixing ratio, flow and flame and welding in the gas welding process, the device is mostly applied to the welding field, the device is mainly used for a place needing welding by being connected with a gas tank, the device is an essential part in the welding process, and the final welding effect is ensured;

chinese patent No. CN204160074U, publication date 2015, 2 months and 18 days, discloses a welding torch. The welding torch comprises a welding nozzle, a welding torch pipe body, a handle, an adjusting valve and an air inlet pipe, wherein a corrugated pipe is arranged between one end of the welding torch pipe body and the welding nozzle, and two ends of the corrugated pipe are respectively sleeved with one end of the welding torch pipe body and the welding nozzle. The welding tip with changeable angles is arranged, so that the angle of a welding spot corresponding to the welding tip can be adjusted easily when different welding postures are aimed at, no dead angle exists in welding, the corrugated pipe is made of stainless steel, high temperature resistance, corrosion resistance, strong plasticity and good toughness are achieved, the two ends of the corrugated pipe are sleeved in a manner similar to a boss, a connecting mode of a welding layer is additionally arranged, the connecting strength is high, and the sealing performance is good;

the above prior art solutions have the following drawbacks; among the above-mentioned technical scheme, the device exists the irritability gas that produces in the welding process of being not convenient for purify, can make irritability gas by the human body inhale or fly into the surrounding environment in, influence staff's healthy or cause environmental pollution, lead to the device practicality to reduce.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a welding torch with exhaust purification mechanism for solve the defect that current welding torch is not convenient for purify.

(II) contents of the utility model

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a welding torch with exhaust gas purification mechanism, includes welding nozzle, siphunculus and middle part main part, the top of welding nozzle is provided with the welding nozzle and connects, the top of welding nozzle is provided with the suction head, and the top of suction head is fixed with folding pipe, the top of welding nozzle is provided with the siphunculus, the top of siphunculus is provided with filtering mechanism, one side of siphunculus is fixed with the connection pipe fitting, and installs the valve in one side of connecting the pipe fitting, the top of connecting the pipe fitting is fixed with the middle part main part, the outside of middle part main part is provided with anti-skidding structure, the inside of middle part main part is all inserted and is equipped with the intake pipe.

Preferably, the welding tip joint includes sleeve pipe, fixed pipe and sealing washer, the sleeve pipe is fixed in the bottom of siphunculus, sheathed tube inside is inserted and is equipped with fixed pipe, and the outside cover of fixed pipe is equipped with the sealing washer. Through rotating the welding nozzle and driving fixed pipe and outwards removing along sheathed tube inner wall through thread engagement, fixed pipe drives the welding nozzle and leaves the intraductal portion of cover and change immediately, and it is intraductal to insert the cover through driving fixed pipe alignment with new welding nozzle, and it is fixed with the siphunculus connection that the fixed pipe of antiport drives through thread engagement gets into the cover immediately, and the sealing washer is sealed the gap simultaneously.

Preferably, the internal thread has been seted up on the sheathed tube inner wall, the external screw thread has been seted up on the outer wall of fixed pipe, the sleeve pipe constitutes revolution mechanic with fixed pipe through internal and external screw thread, and the fixed pipe of being convenient for drives welding nozzle and bushing or separation fast, improves the convenience that the staff changed.

Preferably, the antiskid structure comprises a sponge block, a rubber block and antiskid particles, the sponge block is fixed on the outer side of the middle main body, the rubber block is fixed at the top end of the sponge block, and the antiskid particles are fixed at the top end of the rubber block. The softness of the middle body is increased through the sponge block, the comfort level of taking of a user is improved, the sponge block is prevented from being stressed concavely through the rubber block, then the friction force of the palm of the user is increased through the plurality of groups of anti-skidding particles, the hand skidding of the user is prevented, and the welding effect is influenced.

Preferably, the anti-skidding particles are arranged on the top end of the rubber block, so that the contact area and the friction force of the anti-skidding particles with the palm of a user are increased, and the anti-skidding particles of the groups are distributed on the top end of the rubber block at equal intervals, so that the friction force applied to each area of the palm is balanced, and the hand skidding of the user is prevented.

Preferably, filtering mechanism includes purifying box, active carbon, filter screen, air duct and negative-pressure air fan, the top at the siphunculus is fixed to the purifying box, one side of purifying box is fixed with the air duct, one side of purifying box inside is fixed with the filter screen, negative-pressure air fan is installed to the inside opposite side of purifying box, the inside both ends of purifying box all are provided with active carbon. Start negative-pressure air fan through external power source and rotate, aim at the welding point immediately and weld, then in negative-pressure air fan produced when will welding irritant gas and dust pass through the leading-in purifying box of air duct, filter the dust in the mist through the filter screen, pass the hole through the absorption that active carbon carried out small granule and peculiar smell immediately, thereby reach the effect of purification, then the gas after will purifying is discharged through the gas vent of purifying box one side.

Preferably, the purifying box is linked together through air duct and folded tube, is convenient for in unobstructed inflow purifying box to waste gas, the air duct is welding integration with the purifying box, prevents that the air duct from droing, leads to waste gas to leak, influences staff's health or environment.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: this welding torch has not only realized purifying the gas, has realized quick replacement, has realized strengthening the antiskid moreover:

(1) The negative pressure fan is started to rotate through an external power supply, the welding nozzle is aligned to a welding position to be welded, then irritant gas and dust generated during welding are guided into the purifying box through the air guide pipe by the negative pressure fan, the dust in the mixed gas is filtered through the filter screen, the waste gas passes through the hole and is adsorbed by the activated carbon, and the adsorbed gas is exhausted through the exhaust port, so that the gas purifying function of the device is realized, the waste gas is prevented from scattering to pollute the environment, and the body health of workers is influenced;

(2) The welding nozzle is rotated to drive the fixed pipe to move outwards along the inner wall of the sleeve through threaded engagement until the fixed pipe leaves the interior of the sleeve for replacement, a new welding nozzle drives the fixed pipe to be aligned and inserted into the sleeve, then the welding nozzle is rotated reversely to drive the fixed pipe to enter the sleeve through threaded engagement and be connected and fixed with the through pipe, and meanwhile, a thread gap of the sealing ring is sealed, so that the quick replacement function of the device is realized, the convenience for replacement of workers is improved, and the replacement difficulty is reduced;

(3) Through the compliance of sponge piece increase middle part main part, improve the comfort level that the user used of taking for a long time, rubber block increases the elasticity in the sponge piece outside immediately, prevent the sunken damage of sponge piece atress, then the frictional force of multiunit anti-skidding granule increase user palm prevents that the user is smooth to hold the shakiness, has realized the enhancement anti-skidding function of this device from this, improves the steadiness of holding, prevents that the hand from smooth to lead the welding nozzle landing, influences welding quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic front sectional view of the welding tip joint of the present invention;

fig. 4 is a schematic diagram of the three-dimensional cross-sectional structure of the anti-slip structure of the present invention;

fig. 5 is a front view sectional structure diagram of the purification mechanism of the present invention.

The reference numerals in the figures illustrate: 1. welding a nozzle; 2. a welding tip joint; 201. a sleeve; 202. a fixed tube; 203. a seal ring; 3. pipe passing; 4. connecting pipe fittings; 5. an anti-slip structure; 501. a sponge block; 502. A rubber block; 503. anti-skid particles; 6. an air inlet pipe; 7. a middle body; 8. a valve; 9. a filtering mechanism; 901. a purification box; 902. activated carbon; 903. filtering with a screen; 904. a gas-guide tube; 905. a negative pressure fan; 10. folding the tube; 11. a suction head.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1-5, the utility model provides a welding torch with exhaust purification mechanism, this embodiment includes: welding nozzle 1, siphunculus 3 and middle part main part 7, the top of welding nozzle 1 is provided with welding nozzle joint 2, the top of welding nozzle 1 is provided with suction head 11, and the top of suction head 11 is fixed with folding tube 10, the top of welding nozzle 1 is provided with siphunculus 3, the top of siphunculus 3 is provided with filtering mechanism 9, one side of siphunculus 3 is fixed with connecting pipe 4, and valve 8 is installed to one side of connecting pipe 4, the top of connecting pipe 4 is fixed with middle part main part 7, the outside of middle part main part 7 is provided with anti-skidding structure 5, the inside of middle part main part 7 all is inserted and is equipped with intake pipe 6, filtering mechanism 9 includes purifying box 901, active carbon 902, filter screen 903, air duct 904 and negative pressure fan 905, purifying box 901 fixes the top at siphunculus 3, one side of purifying box 901 is fixed with air duct 904, one side of purifying box 901 is fixed with filter screen 903, the inside opposite side of purifying box 901 installs negative pressure fan 905, the model of this negative pressure fan 905 can be BFX-100, the input of negative pressure fan passes through wire and external power supply's electrical connection, the inside both ends of purifying box 901 all is provided with active carbon 904, purifying box 902, purifying box 904 is linked together through folding tube 902, purifying box 901, purifying box 904 through the folding tube 902, purifying box 901 and the welding of purifying box 904.

Specifically, as shown in fig. 1, 2 and 5, in use, the device is installed at a designated position, the middle body 7 is held by hand, the anti-skid structure 5 is used for skid prevention, the welding nozzle 1 is replaced according to the thickness of a welded part, oxygen and combustible gas required in the welding process are introduced and mixed in proportion by opening the valve 8 and passing through the air inlet pipe 6, welding flame is generated and sprayed out from the welding nozzle 1 to be used at a position needing welding, the suction head 11 is driven to align with the welding position by pulling the folding pipe 10, the negative pressure fan 905 is started to rotate by an external power supply, the welding nozzle 1 aligns with the welding position to be welded, then the stimulation gas and dust generated in welding are introduced into the purification box 901 by the negative pressure fan 905 through the air duct 904, dust in the mixed gas is filtered through the filter screen 903, dust particles are prevented from being sucked into the lung of a human body, waste gas passes through the holes and is adsorbed by the activated carbon 902, so that the purification effect is achieved, pollution to the working environment is prevented, and the purified gas is discharged through the exhaust port at one side of the purification box 901.

Example two

As shown in fig. 1-5, the present invention provides a welding torch with a waste gas purifying mechanism, which comprises: nozzle joint 2 includes sleeve pipe 201, fixed pipe 202 and sealing washer 203, and sleeve pipe 201 is fixed in the bottom of siphunculus 3, and the inside of sleeve pipe 201 is inserted and is equipped with fixed pipe 202, and the outside cover of fixed pipe 202 is equipped with sealing washer 203, has seted up the internal thread on the inner wall of sleeve pipe 201, has seted up the external screw thread on the outer wall of fixed pipe 202, and sleeve pipe 201 constitutes revolution mechanic through internal and external screw thread with fixed pipe 202.

Specifically, as shown in fig. 1 and fig. 3, during the use, according to the thickness selection corresponding welding tip 1 of welding piece, when welding tip 1 needs to be changed, drive fixed pipe 202 rotatory through rotating welding tip 1, make fixed pipe 202 move along the inner wall of sleeve pipe 201 outwards through the thread engagement, fixed pipe 202 drives welding tip 1 and leaves the sleeve pipe 201 inside next, then take corresponding welding tip 1 and change, through driving fixed pipe 202 with new welding tip 1 and align and insert in sleeve pipe 201, rotate welding tip 1 next and drive fixed pipe 202 and pass through the thread engagement and get into sleeve pipe 201 next and be connected fixedly with siphunculus 3, sealing washer 203 seals up the thread gap between sleeve pipe 201 and the fixed pipe 202 simultaneously.

EXAMPLE III

As shown in fig. 1-5, the utility model provides a welding torch with exhaust purification mechanism, this embodiment includes: the anti-slip structure 5 comprises a sponge block 501, a rubber block 502 and anti-slip particles 503, wherein the sponge block 501 is fixed on the outer side of the middle body 7, the rubber block 502 is fixed on the top end of the sponge block 501, the anti-slip particles 503 are fixed on the top end of the rubber block 502, a plurality of groups of the anti-slip particles 503 are arranged on the top end of the rubber block 502, and the anti-slip particles 503 of the plurality of groups are distributed on the top end of the rubber block 502 at equal intervals.

Specifically, as shown in fig. 1, 2 and 4, during the use, through the compliance that sponge piece 501 increases middle part main part 7, improve the comfort level that the user took, rubber block 502 increases the elasticity in the sponge piece 501 outside next, prevents that sponge piece 501 atress is sunken, then the frictional force of multiunit antiskid granule 503 increase user's palm, prevents that the user hand from skidding, leads to welding nozzle 1 and splice dislocation, influences welded effect.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. The utility model provides a welding torch with exhaust gas purification mechanism, includes welding nozzle (1), siphunculus (3) and middle part main part (7), its characterized in that: the welding tip is characterized in that a welding tip connector (2) is arranged at the top end of the welding tip (1), a suction head (11) is arranged at the top end of the welding tip (1), a folding tube (10) is fixed at the top end of the suction head (11), and a through tube (3) is arranged at the top end of the welding tip (1);

the top end of the through pipe (3) is provided with a filtering mechanism (9), one side of the through pipe (3) is fixed with a connecting pipe fitting (4), one side of the connecting pipe fitting (4) is provided with a valve (8), and the top end of the connecting pipe fitting (4) is fixed with a middle main body (7);

the anti-skidding structure is arranged on the outer side of the middle main body (7), and the air inlet pipes (6) are inserted into the middle main body (7).

2. A welding torch with an exhaust gas purification mechanism as set forth in claim 1, wherein: nozzle joint (2) include sleeve pipe (201), fixed pipe (202) and sealing washer (203), the bottom at siphunculus (3) is fixed in sleeve pipe (201), the inside of sleeve pipe (201) is inserted and is equipped with fixed pipe (202), and the outside cover of fixed pipe (202) is equipped with sealing washer (203).

3. A welding torch with an exhaust gas purification mechanism as set forth in claim 2, wherein: the inner wall of the sleeve (201) is provided with an internal thread, the outer wall of the fixed pipe (202) is provided with an external thread, and the sleeve (201) and the fixed pipe (202) form a rotating structure through the internal thread and the external thread.

4. A welding torch with an exhaust gas purification mechanism as set forth in claim 1, wherein: the antiskid structure (5) comprises a sponge block (501), a rubber block (502) and antiskid particles (503), wherein the sponge block (501) is fixed on the outer side of the middle main body (7), the rubber block (502) is fixed at the top end of the sponge block (501), and the antiskid particles (503) are fixed at the top ends of the rubber block (502).

5. A welding torch having an exhaust gas purification mechanism as set forth in claim 4, wherein: the anti-skid particles (503) are arranged in a plurality of groups on the top end of the rubber block (502), and the anti-skid particles (503) in the plurality of groups are distributed on the top end of the rubber block (502) at equal intervals.

6. A welding torch with an exhaust gas purification mechanism as set forth in claim 1, wherein: the filter mechanism (9) comprises a purification box (901), activated carbon (902), a filter screen (903), an air duct (904) and a negative pressure fan (905), wherein the purification box (901) is fixed to the top end of the through pipe (3), the air duct (904) is fixed to one side of the purification box (901), the filter screen (903) is fixed to one side of the interior of the purification box (901), the negative pressure fan (905) is installed to the other side of the interior of the purification box (901), and the activated carbon (902) are arranged at two ends of the interior of the purification box (901).

7. A welding torch with an exhaust gas purification mechanism as set forth in claim 6, wherein: the purification box (901) is communicated with the folding pipe (10) through an air duct (904), and the air duct (904) and the purification box (901) are welded into a whole.

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