CN103042290B - Miniature heatproof moisture-proof welder - Google Patents

Miniature heatproof moisture-proof welder Download PDF

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Publication number
CN103042290B
CN103042290B CN201310000744.9A CN201310000744A CN103042290B CN 103042290 B CN103042290 B CN 103042290B CN 201310000744 A CN201310000744 A CN 201310000744A CN 103042290 B CN103042290 B CN 103042290B
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CN
China
Prior art keywords
radiator
casing
heat
welding machine
welder
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Expired - Fee Related
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CN201310000744.9A
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Chinese (zh)
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CN103042290A (en
Inventor
曹战杰
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XINJIANG MENHU INVESTMENT MANAGEMENT CO Ltd
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XINJIANG MENHU INVESTMENT MANAGEMENT CO Ltd
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Priority to CN201310000744.9A priority Critical patent/CN103042290B/en
Publication of CN103042290A publication Critical patent/CN103042290A/en
Application granted granted Critical
Publication of CN103042290B publication Critical patent/CN103042290B/en
Expired - Fee Related legal-status Critical Current
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Abstract

Miniature heatproof moisture-proof welder, welding machine movement (6) is arranged in radiator (1), medial gap at installing machine core (6) forms annular seal space (7) simultaneously, filling heat-conductive insulating oil (8) in this annular seal space (7), radiator (1) is installed in casing (3), simultaneously, at the upper connecting fan (4) of casing (3), blower fan (4) air outlet accesses in the passage of radiator (1) outer wall and the formation of casing (3) inwall.

Description

Miniature heatproof moisture-proof welder
Technical field
The present invention relates to relate to B23K solder technology or device, especially Miniature heatproof moisture-proof welder.
Background technology
Electric welding machine is the high-temperature electric arc utilizing positive and negative polarities to produce when the instantaneous short circuit solder that comes on consumable electrode and is welded Material, reaches the purpose making them combine.Structure is the simplest, it is simply that a powerful transformator, electric welding machine is general Can be divided into two kinds by out-put supply kind, a kind of is alternating current power supply;One is galvanic.System utilizes the principle of inductance to do Becoming, inductance value can produce huge change in voltage when switching on and off, and utilizes positive and negative polarities to produce when instantaneous short circuit High-voltage arc carrys out the solder on consumable electrode, reaches the purpose making them combine.
Electric welding machine has wide range of applications, and tradition electric welding machine technology includes electromagnetic conversion arc welder, silicon controlled rectifier direct current electricity later Welding machine, and relatively advanced inverter type welder, and though tradition welding machine simple in construction, bulky, heavy, and power consumption is high, Easily heating, it is impossible to maintain continuous firing, inverter type welder is compared with traditional welding machine, and fuselage weight has alleviated, but due to Electronic component is various, and structure is complicated, and fault rate is high, causes to popularize and is obstructed.
Tradition welding machine actually works under short-circuit condition, and winding self-heating amount is big, when short circuiting work turn-to-turn temperature exceedes Behind enamel-covered wire limiting temperature that is 105 DEG C, i.e. can be short-circuited between wire turn burning machine fault, causes equipment cannot continue to work for a long time;
For inverter type welder, due to except electronic component the most various, outside structure complexity, the high-power components on power panel is all Use and strengthen radiating surface, dispelled the heat by blower fan forced ventilation, it is ensured that operating ambient temperature maintains less than 85 DEG C, and due to electricity Limitation in the mill self deposited by sub-element, and associated electronic components all uses tens at least, tens electron power tubes at most Parallel technology, with realize welding machine demarcate different capacity standard, the many employings of each high power valve with fastened by screw on a heat sink, Therefore, as long as wherein there being the fixed screw of a pipe to loosen, i.e. causing dispelling the heat bad, and then causing other high power valve mistake Carry, generate heat and puncture, so that burning whole welding machine.
Similarly, since electronic circuit is complicated, electronic circuit is pursued too fine, and the dependence to a large amount of high power valves, and A large amount of heat energy for constantly producing under powerful welding current impact only rely on blower fan in addition air blast cooling, and in order to chase after Seek the effect of wind cooling temperature lowering, can only suitably amplify air channel, keep unimpeded, filtration class device is not the most installed, will send out simultaneously Thermal part is directly exposed in air channel, and the environmental condition of usual welding procedure is more severe, and circulation temperature lowering air-flow certainly will carry ash secretly Dirt, and being quickly attached on the element such as power tube or circuit board, when under the environment that is in that there was dampness in the air, will result in element tube Foot or cloth short-circuit between conductors, puncture, it is important that this fault taken place frequently is the most misjudged is classified as electronic component normal loss, and this makes One-tenth cannot improve puzzlement and the mistaken ideas of the understanding of welder performance further, and indicates that at the eye-catching place of equipment prompting user payes attention to cleaning In welding machine, the way of laying dust, the most also becomes a mere formality, reason lie also in fail to recognize that problem above seriousness and can not Enter device structure angle from this to adopt remedial measures and effected a radical cure.Therefore, finding heating-laying dust-make moist is electric welding machine fault frequency The main cause sent out, has critical significance for solving the problems referred to above.
Relevant disclosed technology is less, e.g., the arc welder of Chinese patent application 87201137 band heat-pipe radiating apparatus, be given The electric welding machine embodiment of several band heat-pipe radiators.Owing to welding machine coil inside can be goed deep in the hot junction of heat pipe, liquid is utilized to make It carries out sufficient heat exchange with coil, iron core, and the cooling effect of cold end is the strongest, so, the work of heat pipe electric welding machine Electric current, cyclic duration factor, arc length, pressure all it is greatly improved, and volume weight and vibration noise are reduced to minimum journey Degree.
Chinese patent application 96241881.1 fuel turn manifold immersion can make the electric welding machine of three phase mains current balance type, by cabinet, high temperature Conduction oil, single-phase two-winding transformer, rheonome and power supply input and work output wiring terminal composition, be characterized in adopting With three groups of the most identical single-phase two-winding transformers of safety, and often group magnetic field is independent, and make primary side winding by star-star connection, two The previous top of vice-side winding and the end of later are active line, and the top of a remaining winding connects the beginning of later End, the end then end of, the most just achieve three phase mains load balance.
Summary of the invention
It is an object of the invention to provide Miniature heatproof moisture-proof welder, be effectively improved equipment cooling performance, it is to avoid occur laying dust to make moist Short circuit causes equipment fault.
It is an object of the invention to be realized by following technical measures: welding machine movement is arranged in radiator, installing simultaneously The medial gap of movement forms annular seal space, filling heat-conductive insulating oil in this annular seal space, and radiator is installed in casing, meanwhile, Connecting fan in casing, fan outlet accesses in the passage of radiator outer wall and casing inner wall formation.
The invention has the beneficial effects as follows: in the heat conductive insulating oil that welding machine movement is inserted in radiator, strengthen outside radiator simultaneously Ventilating and cooling, element manipulation is in being prone to keep pure insulating heat-conductive oil, and radiator outer wall is passed through in the air channel of external fan Air channel is circulated, so the most fundamentally solving element and circuit board laying dust and the follow-up short circuit disadvantage of making moist taken place frequently.Deadweight It is substantially reduced with volume.Movement safe operation be effectively ensured, and whole welding machine shell is as the radiating surface of direct radiator, it is achieved The most effectively, comprehensively, thoroughly, simple for structure, cost is low in heat radiation, and production efficiency is high, safe and convenient to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1
Reference includes: radiator 1, radiating fin 2, casing 3, blower fan 4, support 5, movement 6, and annular seal space 7 is led Heat insulation oil 8, temperature inductor 9.
Detailed description of the invention
Further illustrate below in conjunction with drawings and Examples.
As shown in Figure 1, welding machine movement 6 is arranged in radiator 1, and the medial gap at installing machine core 6 is formed simultaneously Annular seal space 7, filling heat-conductive insulating oil 8 in this annular seal space 7, radiator 1 is installed in casing 3, meanwhile, in casing 3 Upper connecting fan 4, blower fan 4 air outlet accesses in the passage of radiator 1 outer wall and the formation of casing 3 inwall.
In aforementioned, radiator 1 outer wall or inwall have radiating fin 2.Radiator 1 is aluminium material, has good heat conductivity Energy.
In aforementioned, installing temperature inductor 9 in radiator 1, blower fan 4 is tied with preset value according to temperature inductor 9 measured value Composition and division in a proportion is to start and stop.
In aforementioned, radiator 1, movement 6, casing 3 or blower fan 4 are arranged on above support 5.Have on support 5 heat radiation, Insulation system.
The present invention, with the theory of science, is mounted directly movement 6 in radiator 1, fills and lead in the radiator 1 sealed Heat insulation oil 8, and with heat conductive insulating oil 8 as heat-conducting medium, after effectively solving heat dissipation problem, implement machine structure design And layout so that movement 6 weight of whole welding machine is only 1.5 kilograms, and volume-diminished is 180 × 180 × 80mm3, and defeated Go out power and still can realize 10A-500A.
Specifically, whole for welding machine movement 6 is all immersed in heat conductive insulating oil 8, when welding machine works, on all components and parts The heat distributed used heat conductive insulating oil 8 that heat is conducted to radiator 1 inwall, radiator 1 outer wall of aluminum and casing 3 Between form heat dissipation channel, external fan 4 force the heat on radiator 1 is taken away in distinguished and admirable circulation, make on movement 6 Element is in less than 105 DEG C, builds and maintain safe ambient temperature,
In the present invention, heat conductive insulating oil 8 application replaces the design of fastened by screw power tube heat radiation, with the insulating heat-conductive of liquid Oil 8 as heat-conducting medium, thoroughly stop prior art often occurs because of indivedual high power valve localized heat transfer bad, cause Heating was lost efficacy and was caused and burn the phenomenon of whole welding machine.
In the present invention, element manipulation is in being prone to keep pure heat conductive insulating oil 8, and the air channel of external fan 4 is by dissipating Hot device 1 outer wall air channel is circulated, so the most fundamentally solving element and circuit board laying dust and the follow-up short circuit of making moist taken place frequently Disadvantage.
In the present invention, integral movement 6 is arranged in Aluminium Radiator 1, outside radiator 1 is made as with firm aluminium Shell, is effectively ensured movement 6 safe operation, and whole welding machine casing 3 is as the external cooling face of direct radiator 1, it is achieved machine Comprehensively, thoroughly and effectively dispel the heat, simple for structure, cost is low for core 6, and production efficiency is high, safe and convenient to use.

Claims (1)

1. Miniature heatproof moisture-proof welder, it is characterised in that: welding machine movement (6) is arranged in radiator (1), Radiator (1) medial gap in installing machine core (6) forms annular seal space (7) simultaneously, in described sealing Filling heat-conductive insulating oil (8) in chamber (7), radiator (1) is installed in casing (3), meanwhile, The upper connecting fan (4) of casing (3), blower fan (4) air outlet accesses radiator (1) outer wall and casing (3) In the passage that inwall is formed;Radiating fin (2) is had on radiator (1) outer wall or inwall;In radiator (1) Installing temperature inductor (9), blower fan (4) is combined with preset value according to temperature inductor (9) measured value and compares To start and stop.
CN201310000744.9A 2013-01-05 2013-01-05 Miniature heatproof moisture-proof welder Expired - Fee Related CN103042290B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310000744.9A CN103042290B (en) 2013-01-05 2013-01-05 Miniature heatproof moisture-proof welder

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Application Number Priority Date Filing Date Title
CN201310000744.9A CN103042290B (en) 2013-01-05 2013-01-05 Miniature heatproof moisture-proof welder

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CN103042290A CN103042290A (en) 2013-04-17
CN103042290B true CN103042290B (en) 2016-10-12

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105108310A (en) * 2015-09-10 2015-12-02 昆山斯格威电子科技有限公司 Stirring friction point welding machine
CN106735743A (en) * 2016-12-26 2017-05-31 上海沪通企业集团有限公司 Waterproof stick arc welder

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2140801Y (en) * 1992-11-14 1993-08-25 成都拓伟机械电子有限公司 Oxyhydrogen cutting and welding machine
CN2182022Y (en) * 1994-03-10 1994-11-09 北京厦洋贸易公司 Portable micro-electric welding and cutting machine
CN2224057Y (en) * 1995-02-28 1996-04-10 刘鹏翔 Sealed a.c. electric-welding-machine radiating device
CN2922396Y (en) * 2006-03-10 2007-07-11 张兴旺 Frequency conversion type welding machine radiating device
DE102007008594B4 (en) * 2006-11-25 2011-06-09 González de Mendoza, Adrián C. Safety housing for protection of heat-emitting objects
CN201894049U (en) * 2010-12-14 2011-07-06 河源市辉创科技实业有限公司 High-efficiency electric appliance radiating device
CN202070870U (en) * 2011-05-18 2011-12-14 雷平 Heat insulation drying closed semiconductor heat dissipation electric welding machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2140801Y (en) * 1992-11-14 1993-08-25 成都拓伟机械电子有限公司 Oxyhydrogen cutting and welding machine
CN2182022Y (en) * 1994-03-10 1994-11-09 北京厦洋贸易公司 Portable micro-electric welding and cutting machine
CN2224057Y (en) * 1995-02-28 1996-04-10 刘鹏翔 Sealed a.c. electric-welding-machine radiating device
CN2922396Y (en) * 2006-03-10 2007-07-11 张兴旺 Frequency conversion type welding machine radiating device
DE102007008594B4 (en) * 2006-11-25 2011-06-09 González de Mendoza, Adrián C. Safety housing for protection of heat-emitting objects
CN201894049U (en) * 2010-12-14 2011-07-06 河源市辉创科技实业有限公司 High-efficiency electric appliance radiating device
CN202070870U (en) * 2011-05-18 2011-12-14 雷平 Heat insulation drying closed semiconductor heat dissipation electric welding machine

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