CN203679492U - Squirrelcage high-power IGBT (Insulated Gate Bipolar Translator) single-tube inverter welding machine - Google Patents

Squirrelcage high-power IGBT (Insulated Gate Bipolar Translator) single-tube inverter welding machine Download PDF

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Publication number
CN203679492U
CN203679492U CN201320751432.7U CN201320751432U CN203679492U CN 203679492 U CN203679492 U CN 203679492U CN 201320751432 U CN201320751432 U CN 201320751432U CN 203679492 U CN203679492 U CN 203679492U
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CN
China
Prior art keywords
rectification
heat
tube
inversion
radiators
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Expired - Fee Related
Application number
CN201320751432.7U
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Chinese (zh)
Inventor
罗虎
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SHENZHEN FULL SPEED M&E EQUIPMENT (SHENGZHEN) CO Ltd
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SHENZHEN FULL SPEED M&E EQUIPMENT (SHENGZHEN) CO Ltd
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Priority to CN201320751432.7U priority Critical patent/CN203679492U/en
Application granted granted Critical
Publication of CN203679492U publication Critical patent/CN203679492U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a squirrelcage high-power IGBT (Insulated Gate Bipolar Translator) single-tube inverter welding machine which comprises a fixed bracket, a rectifier circuit board, an inversion circuit board, two rectification heat radiators and two inversion heat radiators, wherein the rectifier circuit board and the inversion circuit board are arranged on the fixed bracket; the two rectification heat radiators are positioned on two upper sides of the rectifier circuit board; the two inversion heat radiators are positioned on two lower sides of the inversion heat radiators; the rectification heat radiators and the inversion heat radiators are blocky heat-radiating bodies provided with a plurality of heat-radiating grooves; The heat-radiating grooves are arranged inside; a squirrelcage heat-radiating channel is formed by every two opposite inner spaces of the two rectification heat radiators and the two inversion heat radiators. The squirrelcage heat-radiating channel is formed by the two opposite heat radiators on two sides of the two circuit boards, so that strong convective heat-radiating air can be well formed, and thus the heat-radiating effect of the inverter welding machine is improved; air baffles are arranged on two sides of the air inlet side, so that an air gathering effect at an air inlet can be well formed, stronger air convection is formed accordingly, and therefore a better heat-radiating effect is achieved.

Description

The high-power IGBT single-tube contravariant welding machine of squirrel-cage
Technical field
The utility model relates to a kind of inverter type welder, more particularly refers to a kind of high-power IGBT single-tube contravariant welding machine of squirrel-cage.
Background technology
In inverter type welder of the prior art, have the device of multiple heating, these devices dispel the heat by radiator.In order there to be better radiating effect, more than one conventionally, the radiator adopting.And that radiator cloth is usually set up is more scattered, be unfavorable for forming the heat radiation air stream of strong convection.
Therefore, consider the heat radiation that inverter type welder is better, be necessary to improve the radiator structure of inverter type welder.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, and a kind of high-power IGBT single-tube contravariant welding machine of squirrel-cage is provided.
For achieving the above object, the utility model is by the following technical solutions:
The high-power IGBT single-tube contravariant welding machine of squirrel-cage, comprise fixed support, and be located at rectification circuit plate and the inverter circuit plate on fixed support, also comprise two rectification radiators that are positioned at both sides, rectification circuit plate top and two inversion radiators that are positioned at both sides, inverter circuit plate below, described rectification radiator and inversion radiator are the packaged radiator that is provided with several radiating grooves, and described radiating groove is located at inner side; Two rectification radiators and two inversion radiators between two inner space in opposite directions form squirrel-cage heat dissipation channel.
Its further technical scheme is: described rectification circuit plate is provided with rectifier transformer, and described rectifier transformer is between two rectification radiators.
Its further technical scheme is: described inverter circuit plate top is provided with filter capacitor.
Its further technical scheme is: described rectification circuit plate is provided with several rectifying tubes upward, and described rectifying tube conducts and connects for heat with rectification radiator.
Its further technical scheme is: described rectifying tube is at least provided with one group, and every group of rectifying tube is two, and every group of rectifying tube outside is provided with one for rectifying tube being pressed in to the rectification briquetting on rectification radiator.
Its further technical scheme is: described inverter circuit plate is provided with several IGBT single tubes down, and described IGBT single tube conducts and connects for heat with inversion radiator.
Its further technical scheme is: described IGBT single tube outside is provided with one for IGBT single tube being pressed in to the inversion briquetting on inversion radiator.
Its further technical scheme is: the both sides of described support bracket fastened air intake are respectively provided with a deep bead.
The utility model beneficial effect is compared with prior art: the utility model adopt two circuit board both sides between two relatively and the radiator arranging, form squirrel-cage heat dissipation channel, be conducive to form the heat radiation air of strong convection, thereby strengthen the radiating effect of inverter type welder, both sides in inlet side are also provided with deep bead, contribute to the effect of the build-up of air that forms air inlet, and then form larger cross-ventilation, reach better radiating effect.
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Brief description of the drawings
Fig. 1 is the three-dimensional structure diagram of the high-power IGBT single-tube contravariant welding machine specific embodiment of the utility model squirrel-cage;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the reverse view of Fig. 1.
Reference numeral
Detailed description of the invention
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment, the technical solution of the utility model is further introduced and explanation, but be not limited to this.
As shown in Figure 1 to Figure 3, the high-power IGBT single-tube contravariant welding machine of the utility model squirrel-cage, comprise fixed support 10, and be located at rectification circuit plate 20 and the inverter circuit plate 30 on fixed support 10, also comprise two the rectification radiators 21 that are positioned at rectification circuit plate 20 both sides, top and two inversion radiators 31 that are positioned at inverter circuit plate 30 both sides, below, rectification radiator 21 and inversion radiator 31 are the packaged radiator that is provided with several radiating grooves 41, and radiating groove 41 is located at inner side; Two rectification radiators 21 and two inversion radiators 31 between two inner space in opposite directions form squirrel-cage heat dissipation channel 40.
Wherein, rectification circuit plate 20 is provided with rectifier transformer 22, and rectifier transformer 22 is between two rectification radiators 21.Inverter circuit plate 30 tops are provided with filter capacitor 32.
Rectification circuit plate 20 is provided with 8 rectifying tubes 29 upward, and rectifying tube 29 conducts and connects for heat with rectification radiator 21.Rectifying tube 29 is provided with 4 groups, every group of rectifying tube is two, and every group of rectifying tube outside is provided with one and passes through screw in compression for rectification briquetting 28(rectifying tube 29 being pressed on rectification radiator 21, can play good pressure contact effect, and then raising radiating efficiency, and easily installation and maintenance).
8 every sides of IGBT single tube 39(that inverter circuit plate 30 is provided with down have 4), IGBT single tube 39 conducts and connects for heat with inversion radiator 31.IGBT single tube 39 outsides are provided with one and pass through screw in compression for inversion briquetting 38(IGBT single tube 39 being pressed on inversion radiator 31, can play good pressure contact effect, and then improve radiating efficiency and easily installation and maintenance).
In order to reach better wind gathering effect, be respectively provided with a deep bead 19 in the both sides of the air intake of fixed support 10.
Wherein, the preferred version of radiating groove is: the wall thickness of upper and lower two sides of radiating groove is about 1/2nd to 2/3rds of outside wall thickness, the wall thickness of middle radiating groove is about outside wall thickness 1/5th to 1/6th, and the degree of depth of radiating groove is four to five times of outside wall thickness, block radiator structure like this, has better radiating effect.
In other embodiment, can also between the rectification radiator of the same side and inversion radiator, be provided with dividing plate, do not allow air pass through from side, only flow to air side from support bracket fastened inlet side, form the air of strong convection.
In sum, the utility model adopt two circuit board both sides between two relatively and the radiator arranging, form squirrel-cage heat dissipation channel, be conducive to form the heat radiation air of strong convection, thereby the radiating effect that strengthens inverter type welder, is also provided with deep bead on the both sides of inlet side, contributes to the effect of the build-up of air that forms air inlet, and then form larger cross-ventilation, reach better radiating effect.
Above-mentionedly only further illustrate technology contents of the present utility model with embodiment; so that reader is easier to understand; but do not represent that embodiment of the present utility model only limits to this, any technology of doing according to the utility model is extended or recreation, is all subject to protection of the present utility model.Protection domain of the present utility model is as the criterion with claims.

Claims (8)

1. the high-power IGBT single-tube contravariant welding machine of squirrel-cage, comprise fixed support, and be located at rectification circuit plate and the inverter circuit plate on fixed support, characterized by further comprising two rectification radiators that are positioned at both sides, rectification circuit plate top and two inversion radiators that are positioned at both sides, inverter circuit plate below, described rectification radiator and inversion radiator are the packaged radiator that is provided with several radiating grooves, and described radiating groove is located at inner side; Two rectification radiators and two inversion radiators between two inner space in opposite directions form squirrel-cage heat dissipation channel.
2. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 1, is characterized in that described rectification circuit plate is provided with rectifier transformer, and described rectifier transformer is between two rectification radiators.
3. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 1, is characterized in that described inverter circuit plate top is provided with filter capacitor.
4. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 2, is characterized in that described rectification circuit plate is provided with several rectifying tubes upward, and described rectifying tube conducts and connects for heat with rectification radiator.
5. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 4, it is characterized in that described rectifying tube is at least provided with one group, every group of rectifying tube is two, and every group of rectifying tube outside is provided with one for rectifying tube being pressed in to the rectification briquetting on rectification radiator.
6. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 2, is characterized in that described inverter circuit plate is provided with several IGBT single tubes down, and described IGBT single tube conducts and connects for heat with inversion radiator.
7. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 6, is characterized in that described IGBT single tube outside is provided with one for IGBT single tube being pressed in to the inversion briquetting on inversion radiator.
8. the high-power IGBT single-tube contravariant welding machine of squirrel-cage according to claim 1, is characterized in that the both sides of described support bracket fastened air intake are respectively provided with a deep bead.
CN201320751432.7U 2013-11-25 2013-11-25 Squirrelcage high-power IGBT (Insulated Gate Bipolar Translator) single-tube inverter welding machine Expired - Fee Related CN203679492U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320751432.7U CN203679492U (en) 2013-11-25 2013-11-25 Squirrelcage high-power IGBT (Insulated Gate Bipolar Translator) single-tube inverter welding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320751432.7U CN203679492U (en) 2013-11-25 2013-11-25 Squirrelcage high-power IGBT (Insulated Gate Bipolar Translator) single-tube inverter welding machine

Publications (1)

Publication Number Publication Date
CN203679492U true CN203679492U (en) 2014-07-02

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110149779A (en) * 2019-04-29 2019-08-20 上海沪工焊接集团股份有限公司 A kind of core rack

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110149779A (en) * 2019-04-29 2019-08-20 上海沪工焊接集团股份有限公司 A kind of core rack

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140702

Termination date: 20141125

EXPY Termination of patent right or utility model