CN213827441U

CN213827441U - AC welding machine

Info

Publication number: CN213827441U
Application number: CN202022482976.0U
Authority: CN
Inventors: 刘睿; 安士军; 张加强; 张群; 安宁; 曹太娟; 安顺
Original assignee: Shandong Hengan Metallurgical Engineering Co ltd
Current assignee: Shandong Hengan Metallurgical Engineering Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-30
Anticipated expiration: 2030-10-30

Abstract

The utility model relates to an alternating current welding machine relates to the field of welding equipment technique, it includes the welding machine body, the relative both sides of welding machine body are provided with negative-pressure air fan and cooling mechanism respectively, negative-pressure air fan communicates with the inner space of welding machine body, cooling mechanism is including cooling portion and cooling casing, the cooling casing is relative both sides open-ended box structure, cooling casing open-ended one end and welding machine body fixed connection, cooling portion fixed connection is inside the cooling casing. This application has and has reduced the effect of high temperature to the internals harm to the welding machine cooling.

Description

AC welding machine

Technical Field

The application relates to the technical field of welding equipment, in particular to an alternating current welding machine.

Background

The present electric welder uses the high-temp. electric arc produced by instantaneous short circuit of positive and negative poles to melt the welding flux and welded material on the welding electrode so as to make the welded material be combined together. The structure is very simple, and the transformer is a high-power transformer. Electric welding machines can be generally divided into two types according to the types of output power supplies, wherein one type is an alternating current power supply and the other type is a direct current power supply. They use the principle of inductance, the inductance will generate huge voltage change when switching on and off, and the high-voltage arc generated by the instant short circuit of the positive and negative poles is used to melt the solder on the welding electrode, so that they reach the purpose of atomic bonding.

In the use process of the electric welding machine in the related art, the electric energy can be continuously converted into heat energy, and the long-time operation of the electric welding machine can enable the internal temperature of the electric welding machine to be higher.

In view of the above-mentioned related art, the inventors consider that there is a defect that the internal temperature of the welding machine is high during long-time operation, and the components inside the welding machine are easily damaged.

SUMMERY OF THE UTILITY MODEL

The application provides an alternating current welding machine in order to improve the problem that the inside temperature of long-time operation of electric welding machine is higher, makes the damaged part of electric welding machine inside easily.

The application provides an AC welding machine adopts following technical scheme:

alternating current welding machine, including the welding machine body, the relative both sides of welding machine body are provided with negative-pressure air fan and cooling mechanism respectively, and negative-pressure air fan communicates with the inner space of welding machine body, and cooling mechanism is including cooling portion and cooling casing, and the cooling casing is relative both sides open-ended box structure, cooling casing open-ended one end and welding machine body fixed connection, and cooling portion fixed connection is inside the cooling casing.

Through adopting above-mentioned technical scheme, when the welding machine body used, start negative-pressure air fan and make the inside environment that produces the negative pressure of welding machine body, outside air can receive the cooling through cooling portion, thereby the air after the cooling can enter into the inside better cooling effect that plays of welding machine body of butt welding machine body. To sum up, this application has better cooling effect to welding machine body inside, can improve the higher problem of inside temperature under the long-time user state of electric welding to the condition that the butt welding machine body internals produced the damage has been reduced to the temperature rise.

Preferably, one side of the welding machine body close to the negative pressure fan is provided with a plurality of air outlets penetrating through the welding machine body, one side of the welding machine body close to the cooling mechanism is provided with a plurality of air inlets penetrating through the welding machine body, and the air outlets and the air inlets are in a staggered design along the direction from the negative pressure fan to the cooling mechanism.

Through adopting above-mentioned technical scheme, the crisscross design of air outlet and air intake for when the air after the cooling blew off from the air outlet from the air intake entering, the turbulent mixture takes place for the air that refrigerated air can be in welding machine body inside and welding machine body inside existence, has improved the area of contact of refrigerated air conditioning and welding machine body internals, and then has improved the inside cooling effect of this application to welding machine body.

Preferably, cooling portion includes atomizer, circulating water pump, circulating water pipe and collecting box, and the fixed lower surface that sets up at cooling casing upside of atomizer, and circulating water pump is fixed to be set up at the upper surface of cooling casing upside, and circulating water pump and atomizer intercommunication, circulating water pump deviate from atomizer's one end and circulating water pipe intercommunication, and the fixed upper surface that sets up at cooling casing downside of collecting box, collecting box are located atomizer's below, and circulating water pipe deviates from circulating water pump's one end and the bottom intercommunication of collecting box.

Through adopting above-mentioned technical scheme, when the air enters into the cooling casing inside from the air intake under negative pressure air fan effect, circulating water pump passes through circulating pipe with the water in the collecting box and spouts from atomizer, water smoke can be in the collecting box at the inside of cooling casing under the effect of gravity, at the in-process that water smoke drifts off, the air can contact with water smoke, evaporation and the exchange that the air produced the heat take place for water smoke, air humidity increases the temperature and reduces, the air after the cooling can the air intake enter into the inside effect that brings the cooling of welding machine body inside to the welding machine body.

Preferably, one side that cooling portion deviates from the welding machine body is provided with dust removal portion, and dust removal portion is sealed fixed all around including dust removal filter screen and dust removal fixed plate, the inner wall of dust removal fixed plate and cooling casing, sets up a plurality of through-holes that run through self on the dust removal fixed plate, and the dust removal filter screen setting deviates from one side of welding machine body at the dust removal fixed plate, dust removal filter screen and dust removal fixed plate fixed connection.

Through adopting above-mentioned technical scheme, before the air enters into cooling portion, there may be certain dust and impurity in the air, impurity and dust enter into welding machine body inside long-time piling up and probably produce the damage to welding machine body inside in the air, the design of dust removal filter screen, can carry out certain filtration to dust and impurity in the air before the air gets into welding machine body inside, the content of dust and impurity in the air has been reduced, thereby the cleanliness factor of the air that enters into welding machine body inside has been improved, the harm of dust and impurity in the air to welding machine body internals has been reduced.

Preferably, one side that cooling portion is close to the welding machine body is provided with dehumidification portion, and dehumidification portion is including first dehumidification fixed plate and dehumidification filter screen, and a plurality of through-holes that run through self are seted up to first dehumidification fixed plate and cooling casing inner wall sealing connection all around to first dehumidification fixed plate, and the dehumidification filter screen is fixed to be set up in one side that first dehumidification fixed plate is close to cooling portion.

Through adopting above-mentioned technical scheme, the air humidity through cooling portion increases, and the air of higher humidity can produce the breakage because of containing more moisture to the inside part of welding machine body, the setting of dehumidification filter screen for the air through cooling portion humidity after the dehumidification filter screen reduces, and the moisture that contains in the air descends, thereby has reduced the harm that higher moisture content probably brought the inside part of welding machine body in the air.

Preferably, one side that first dehumidification fixed plate is close to the welding machine body is provided with the second dehumidification fixed plate, and the second dehumidification fixed plate is sealed fixed all around with cooling shells inner wall, sets up a plurality of through-holes that run through self on the second dehumidification fixed plate, and one side that the second dehumidification fixed plate is close to first dehumidification fixed plate is provided with the dehumidification sponge, dehumidification sponge and first dehumidification fixed plate fixed connection.

Through adopting above-mentioned technical scheme, the design of second dehumidification sponge, the moisture content in the air of further reduction process dehumidification filter screen, further reduction the moisture in the air probably the harm that the part of welding machine body inside brought, improved the life of welding machine body.

Preferably, the upside and the downside of cooling casing all are provided with sealed fixed plate, sealed fixed plate and cooling casing fixed connection, and sealed fixed plate and one side parallel and level that the cooling casing is close to the welding machine body, and one side that sealed fixed plate deviates from the welding machine body is provided with fixing bolt, and fixing bolt passes sealed fixed plate and welding machine body in proper order and will cool casing and welding machine body fixed connection.

Through adopting above-mentioned technical scheme, sealed fixed plate and fixing bolt design for when the part of cooling casing inside takes place the harm, operating personnel only need through with fixing bolt from sealed fixed plate and welding machine body unscrew can, made things convenient for operating personnel to the dismantlement of cooling casing, be convenient for maintain and change.

Preferably, a sealing gasket is arranged between the sealing fixing plate and the welding machine body.

Through adopting above-mentioned technical scheme, sealed setting up of filling up can increase the leakproofness between fixed seal plate and the welding machine body, has reduced the air and has entered into this internal condition of welding machine from fixed seal plate and welding machine body butt gap to the cooling efficiency of welding machine body has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the design of the cooling part reduces the damage of internal parts of the welding machine body caused by temperature rise;

2. the design of the dust removal part reduces the damage of impurities and dust in the air to parts inside the welding machine body;

3. the design of the dehumidification part reduces the condition that moisture in the air damages internal parts of the welding machine body.

Drawings

FIG. 1 is a schematic structural diagram of an AC welding machine in an embodiment of the present application;

FIG. 2 is an exploded schematic view of the welder body and the cooling mechanism;

FIG. 3 is a schematic cross-sectional view of the welder body and the cooling mechanism.

Description of reference numerals: 1. a welder body; 11. an air inlet; 12. an air outlet; 2. a negative pressure wind shell; 21. a negative pressure fan; 3. a cooling mechanism; 31. cooling the shell; 32. a dust removal part; 321. a dust removal filter screen; 322. a dust removal fixing plate; 33. a temperature reduction part; 331. a water circulating pump; 332. an atomizing spray head; 333. a collection box; 334. a circulating water pipe; 34. a dehumidification section; 341. a first dehumidification fixing plate; 342. a dehumidification filter screen; 343. a second dehumidification fixing plate; 344. a dehumidifying sponge; 4. a gasket; 5. sealing the fixed plate; 6. and (5) fixing the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses an alternating current welding machine.

Referring to fig. 1, the ac welding machine includes a welding machine body 1, a negative pressure fan 21, and a cooling mechanism 3. The negative pressure fan 21 and the cooling mechanism 3 are respectively arranged on two opposite sides of the welding machine body 1, and the negative pressure fan 21 and the cooling mechanism 3 are communicated with the inner space of the welding machine body 1. Start negative-pressure air fan 21 and make 1 inside negative pressure environment that produces of welding machine body, the air can get into cooling mechanism 3 and enter into welding machine body 1 in, take out from negative-pressure air fan 21, the air is cooled down when getting into cooling mechanism 3, the air after the cooling can play better cooling effect to welding machine body 1 inside when getting into welding machine body 1 in, make this application in long-time use, the inside temperature of welding machine body 1 is difficult for rising, the life of 1 internals of welding machine body has been improved.

Referring to fig. 2 and 3, a negative pressure air casing 2 is arranged on one side of the welder body 1 close to the negative pressure fan 21, and the negative pressure air casing 2 is welded, sealed and fixed with the side wall of the welder body 1. The two opposite sides of the negative pressure air shell 2 are both in an opening shape, and the negative pressure fan 21 is fixedly arranged at the position of the opening on one side, deviating from the welding machine body 1, of the negative pressure air shell 2. A plurality of air outlets 12 have been seted up to one side that welding machine body 1 is close to negative pressure blower housing 2, and a plurality of air intakes 11 have been seted up to one side that welding machine body 1 is close to cooling mechanism 3, and air outlet 12 and air intake 11 are the staggered design in the direction along negative pressure blower housing 2 to cooling mechanism 3. Air outlet 12 and 11 crisscross design of air intake for when the air after the cooling blew off from air outlet 12 from air intake 11 entering, the turbulent mixture takes place for the air that refrigerated air can be in 1 inside and 1 inside existence of welding machine body, has improved the area of contact of refrigerated air conditioning and 1 internals of welding machine body, and then has improved the inside cooling effect of this application to welding machine body 1.

Referring to fig. 3, the temperature lowering mechanism 3 includes a temperature lowering housing 31, a dust removing portion 32, a temperature lowering portion 33, and a dehumidifying portion 34. In the direction from the negative pressure wind housing 2 to the cooling housing 31, the dehumidifying part 34, the cooling part 33, and the dust removing part 32 are sequentially disposed inside the cooling housing 31.

Referring to fig. 3, cooling shell 31 is relative both sides open-ended box structure, the opening that cooling shell 31 is close to welding machine body 1 one side is provided with sealing fixed plate 5, sealing fixed plate 5 is provided with two, two sealing fixed plate 5 welded fastening respectively are at the upper surface of cooling shell 31 upside and the lower surface of cooling shell 31 downside, one side of sealing fixed plate 5 and cooling shell 31 are close to one side parallel and level of welding machine body 1, be provided with a plurality of fixing bolt 6 on the sealing fixed plate 5, fixing bolt 6 passes sealing fixed plate 5 and welding machine body 1 in proper order and will cool down shell 31 and welding machine body 1 fixed connection. When the parts in the cooling shell 31 are damaged, the operator unscrews the fixing bolt 6 from the sealing fixing plate 5 and the welding machine body 1, so that the cooling mechanism 3 is convenient to maintain and replace. A sealing gasket 4 is arranged between the sealing fixing plate 5 and the welding machine body 1, and the sealing gasket 4 is fixedly bonded with one side, close to the sealing fixing plate 5, of the welding machine body 1. In the present embodiment, the material of the gasket 4 is preferably rubber. The sealed 4 that fills up is full of sealed fixed plate 5 and 1 butt gap of welding machine body through producing elastic deformation, has increased the leakproofness between sealed fixed plate 5 and the welding machine body 1, has reduced the condition that the air enters into in the welding machine body 1 from sealed fixed plate 5 and 1 butt gap department of welding machine body to the cooling efficiency of welding machine body 1 has been improved.

Referring to fig. 3, the dust removing part 32 includes a dust removing filter 321 and a dust removing fixing plate 322. The dust removal fixed plate 322 sets up the one side that deviates from welding machine body 1 at cooling casing 31, and dust removal fixed plate 322 is fixed with the welded seal all around of cooling casing 31 inner wall, has seted up a plurality of through-holes on the fixed plate 322 that removes dust, and the setting of dust removal filter screen 321 deviates from one side of welding machine body 1 at dust removal fixed plate 322, and the dust removal filter screen 321 is fixed all around at dust removal fixed plate 322 through bonding. In this embodiment, the dust removing filter 321 is preferably made of a non-woven fabric. Certain dust and impurities may exist in the air, and the impurities and the dust in the air entering the interior of the welding machine body 1 and accumulated for a long time may damage the interior of the welding machine body 1; when the air passes through the dust removing part 32, the dust removing filter screen 321 can carry out certain filtration to dust and impurities in the air, and the content of the dust and the impurities in the air is reduced, so that the cleanliness of the air entering the inside of the welding machine body 1 is improved, and the damage of the dust and the impurities in the air to the internal parts of the welding machine body 1 is reduced.

Referring to fig. 3, the cooling portion 33 includes a circulation water pump 331, an atomizer 332, a collection tank 333, and a circulation water pipe 334. The fixed lower surface that sets up at cooling casing 31 upside of atomizer 332, circulating water pump 331 is the fixed upper surface that sets up at cooling casing 31 upside, circulating water pump 331 and atomizer 332 intercommunication, circulating water pump 331 deviates from the one end and the circulating pipe 334 intercommunication of atomizer 332, collecting box 333 is the fixed upper surface that sets up at cooling casing 31 downside, collecting box 333 is located the below of atomizer 332, collecting box 333 is the open-ended box structure in top, circulating pipe 334 deviates from the one end of circulating water pump 331 and the bottom intercommunication of collecting box 333. The water in the collecting tank 333 is sprayed out from the atomizer 332 through the circulating water pipe 334 by the circulating water pump 331, and the water mist sprayed out from the atomizer 332 drops into the collecting tank 333 again by the gravity. When air enters the cooling shell 31 from the air inlet 11 under the action of the negative pressure fan 21, the water in the collecting box 333 is sprayed out from the atomizing nozzle 332 through the circulating water pipe 334 by the circulating water pump 331, the air can be contacted with water mist, the water mist is evaporated and generates heat exchange with the air, the air humidity is increased, the temperature is reduced, and the cooled air can enter the air inlet 11 into the welding machine body 1 to achieve the effect of cooling the interior of the welding machine body 1.

Referring to fig. 3, the dehumidifying part 34 includes a first dehumidifying fixing plate 341, a dehumidifying screen 342, a second dehumidifying fixing plate 343, and a dehumidifying sponge 344. The first dehumidifying fixing plate 341 is disposed between the collecting box 333 and the welding machine body 1, the first dehumidifying fixing plate 341 is welded and sealed and fixed around the inner wall of the cooling shell 31, a plurality of through holes penetrating through the first dehumidifying fixing plate 341 are formed in the first dehumidifying fixing plate 341, and the periphery of the dehumidifying filter screen 342 is fixed around the first dehumidifying fixing plate 341 on one side deviating from the welding machine body 1 through bonding. In the present embodiment, the material of the dehumidifying filter screen 342 is preferably a pure cotton fabric. Second dehumidification fixed plate 343 sets up between first dehumidification fixed plate 341 and welding machine body 1, and second dehumidification fixed plate 343 welded seal fixes around cooling casing 31 inner wall, has seted up a plurality of through-holes that run through self on the second dehumidification fixed plate 343, and the sponge 344 that dehumidifies is fixed all around that deviates from welding machine body 1 one side at second dehumidification fixed plate 343 through bonding all around, and the material that sets up the sponge 344 that dehumidifies of this embodiment preferred is polyurethane. The air humidity through cooling portion 33 increases, and the air of higher humidity is because of containing more moisture probably to produce the breakage to the inside part of welding machine body 1, and the setting of dehumidification portion 34 for the air through cooling portion 33 is humidity reduction after dehumidification filter screen 342 and dehumidification sponge 344, and the moisture that contains in the air descends, thereby has reduced the harm that higher moisture content probably brought the inside part of welding machine body 1 in the air. The dual dehumidification design of dehumidification sponge 344 and dehumidification filter screen 342 for carry out the absorption of dividing into batches to the moisture of air, improved the effect to moisture absorption in the air, the humidity of reduction air that can be better.

The implementation principle of the alternating current welding machine in the embodiment of the application is as follows: when the welding machine is used, the negative pressure fan 21 is started, and air can continuously enter the welding machine body 1 from the cooling mechanism 3; when the air passes through the dust removing part 32, the content of dust and impurities in the air is reduced, and the damage of the dust and the impurities to the internal parts of the welding machine body 1 is reduced; when the air enters the cooling part 33 through the dust removing part 32, the humidity of the air is increased and the temperature is reduced; when the air passes through the cooling part 33 and enters the dehumidifying part 34, the humidity of the air is reduced, and the air finally enters the welding machine body 1, so that the damage of the moisture in the air to parts inside the welding machine body 1 is reduced. In conclusion, the welding machine has the advantages that the internal temperature is not easy to rise in the long-term use process of the welding machine, so that internal parts are not easy to damage due to high temperature, and the service life of the welding machine is prolonged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An alternating current welding machine which is characterized in that: including welding machine body (1), the relative both sides of welding machine body (1) are provided with negative-pressure air fan (21) and cooling mechanism (3) respectively, the inner space intercommunication of negative-pressure air fan (21) and welding machine body (1), cooling mechanism (3) and the inner space intercommunication of welding machine body (1), cooling mechanism (3) are including cooling portion (33) and cooling casing (31), cooling casing (31) are relative both sides open-ended box structure, cooling casing (31) open-ended one end and welding machine body (1) fixed connection, cooling portion (33) fixed connection is inside cooling casing (31).

2. An AC welding machine as defined in claim 1 wherein: a plurality of air outlets (12) penetrating through the welder body (1) are formed in one side, close to the negative pressure fan (21), of the welder body (1), a plurality of air inlets (11) penetrating through the welder body (1) are formed in one side, close to the cooling mechanism (3), of the welder body, and the air outlets (12) and the air inlets (11) are designed in a staggered mode in the direction from the negative pressure fan (21) to the cooling mechanism (3).

3. An AC welding machine as defined in claim 1 wherein: cooling portion (33) are including atomizer (332), circulating water pump (331), circulating water pipe (334) and collecting box (333), atomizer (332) are fixed to be set up the lower surface at cooling casing (31) upside, circulating water pump (331) are fixed to be set up the upper surface at cooling casing (31) upside, circulating water pump (331) and atomizer (332) intercommunication, circulating water pump (331) deviate from one end and circulating water pipe (334) intercommunication of atomizer (332), collecting box (333) are fixed to be set up the upper surface at cooling casing (31) downside, collecting box (333) are located the below of atomizer (332), circulating water pipe (334) deviate from the one end of circulating water pump (331) and the bottom intercommunication of collecting box (333).

4. An AC welding machine as claimed in claim 3, wherein: one side that cooling portion (33) deviates from welding machine body (1) is provided with dust removal portion (32), dust removal portion (32) are including dust removal filter screen (321) and dust removal fixed plate (322), the inner wall of dust removal fixed plate (322) and cooling casing (31) is sealed fixed all around, set up a plurality of through-holes that run through self on the dust removal fixed plate (322), dust removal filter screen (321) set up the one side that deviates from welding machine body (1) at dust removal fixed plate (322), dust removal filter screen (321) and dust removal fixed plate (322) fixed connection.

5. An AC welding machine as defined in claim 4 wherein: one side that cooling portion (33) are close to welding machine body (1) is provided with dehumidification portion (34), dehumidification portion (34) including first dehumidification fixed plate (341) and dehumidification filter screen (342), first dehumidification fixed plate (341) and cooling casing (31) inner wall sealing connection all around, set up a plurality of through-holes that run through self on first dehumidification fixed plate (341), dehumidification filter screen (342) are fixed to be set up in one side that first dehumidification fixed plate (341) are close to cooling portion (33).

6. An AC welding machine as defined in claim 5 wherein: one side that first dehumidification fixed plate (341) are close to welding machine body (1) is provided with second dehumidification fixed plate (343), second dehumidification fixed plate (343) and cooling casing (31) inner wall are sealed fixed all around, set up a plurality of through-holes that run through self on second dehumidification fixed plate (343), one side that second dehumidification fixed plate (343) are close to first dehumidification fixed plate (341) is provided with dehumidification sponge (344), dehumidification sponge (344) and first dehumidification fixed plate (341) fixed connection.

7. An AC welding machine as defined in claim 1 wherein: upside and the downside of cooling casing (31) all are provided with sealed fixed plate (5), sealed fixed plate (5) and cooling casing (31) fixed connection, one side parallel and level that sealed fixed plate (5) and cooling casing (31) are close to welding machine body (1), one side that sealed fixed plate (5) deviate from welding machine body (1) is provided with fixing bolt (6), fixing bolt (6) pass sealed fixed plate (5) and welding machine body (1) in proper order will cool down casing (31) and welding machine body (1) fixed connection.

8. An AC welding machine as defined in claim 7 wherein: a sealing gasket (4) is arranged between the sealing fixing plate (5) and the welding machine body (1).