CN2066785U - Ac/dc electric welding machine - Google Patents
Ac/dc electric welding machine Download PDFInfo
- Publication number
- CN2066785U CN2066785U CN 90200501 CN90200501U CN2066785U CN 2066785 U CN2066785 U CN 2066785U CN 90200501 CN90200501 CN 90200501 CN 90200501 U CN90200501 U CN 90200501U CN 2066785 U CN2066785 U CN 2066785U
- Authority
- CN
- China
- Prior art keywords
- utility
- model
- welding machine
- bridge rectifier
- reactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Abstract
The utility model relates to an AC/DC dual-purpose electric welding machine. A bridge rectifier line (1) which is composed of silicon tubes (BZ-[1]), (BZ-[2]), (BZ-[3]), (BZ-[4]) and a reactor [DK] are connected in series in the line of the utility model; a condenser line which is composed of the parallel connection of a resistor [R] and a condenser [C] is connected with the both ends of the bridge rectifier line (1) and the reactor [DK] in parallel. The utility model has the advantages of simple structure, convenient maintenance, high striking voltage, etc. The utility model is the ideal alternate product of the existing welding motor generator used in the shipbuilding industry.
Description
The utility model relates to electric welding machine, especially the AC/DC electric welding machine.
At present the AC/DC electric welding machine that uses is to adopt silicon controlled rectifier, must have control circuit to match with it, thereby have complex structure, and is fragile, inconvenient maintenance, cost height, weak point such as weight is big.
The utility model provides a kind of by silicon rectifier at above-mentioned weak point, and has the AC/DC electric welding machine through the reactance condenser circuit concurrently with what improve arcing voltage.
The AC/DC electric welding machine that the utility model provides will be through transformer ［ B
1Voltage after the transformation is via silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4The bridge rectifier circuit (1) formed is rectified into direct current, pass through again with by silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4Reactor ［ DK ］ filtering that is in series of the bridge rectifier circuit (1) formed, through by resistance ［ R ］ and capacitor ［ C ］ in parallel that then form with by silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4The electric capacity circuit that is in parallel of the bridge rectifier circuit (1) formed improves floating voltage, and short circuit binding post (4) (5), binding post (2) (3) can carry out the direct current welding job; Will be through transformer ［ B
1Voltage after the transformation is via silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4Reactor ［ DK ］ energy storage that is in series of the bridge rectifier (1) formed, and short circuit binding post (2) (3), binding post (4) (5) can exchange welding job, obtains the output of class square wave.
AC/DC electric welding machine provided by the utility model, by transformer, silicone tube rectifying circuit, reactor, condenser circuit, do not need other control circuit to match with it, thereby it is simple in structure, easy to maintenance, the arcing voltage advantages of higher is the high energy consumption that present shipbuilding industry uses, the desirable substitute products of the rotary DC arc welder of strong noise.
Description of drawings:
Figure one is a structure chart of the present utility model.
Figure two is an electrical schematic diagram of the present utility model.
Among the figure:
1--bridge rectifier circuit; 234 5--binding posts;
B
1--transformer; BZ
1, BZ
2, BZ
3, BZ
4--silicone tube;
The DK--reactor; R--resistance; The C--capacitor.
Existing structure accompanying drawing describes a specific embodiment of the present utility model in detail:
As shown in Figure 1, 2: with transformer ［ B
1One end of coil directly connects binding post (5), with transformer ［ B
1The other end series connection of coil goes up by silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4The bridge rectifier (1) formed, silicone tube ［ BZ
2And silicone tube ［ BZ
4Between same binding post (4) directly link to each other silicone tube ［ BZ
1, ［ BZ
2An end be connected, and the series connection resistance is that the same binding post in reactor ［ DK ］ back (2) of 0.8 milihenry connects.Silicone tube ［ BZ
3, ［ BZ
4An end same binding post in back (3) that joins be connected, be the condenser circuit of forming after 390 ohm resistance is the electric capacity parallel connection of 20 microfarads with capacitance being parallel with by resistance between binding post (2) and the binding post (3).Through transformer ［ B
1Voltage after the transformation is via silicone tube ［ BZ
1, ［ BZ
2［ BZ
3, ［ BZ
4The bridge rectifier circuit (1) formed is rectified into direct current, pass through again with by silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4Reactor ［ DK ］ filtering that is in series of the bridge rectifier circuit (1) formed, through by resistance ［ R ］ and capacitor ［ C ］ in parallel that then form with by silicone tube ［ BZ
1［ BZ
2, ［ BZ
3, ［ BZ
4The electric capacity circuit that is in parallel of the bridge rectifier circuit (1) formed improves floating voltage, and short circuit binding post (4) (5), binding post (2) (3) can carry out the direct current welding job; Will be through transformer ［ B
1Voltage after the transformation is via silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4Reactor ［ DK ］ energy storage that is in series of the bridge rectifier (1) formed, and short circuit binding post (2) (3), binding post (4) (5) can exchange welding job, obtains the output of class square wave.
Claims (2)
1, a kind of AC/DC electric welding machine is characterized in that being in series with in the circuit by silicone tube [BZ
1], [BZ
2], [BZ
3], [BZ
4] bridge rectifier (1) and the reactor [DK] formed.
2, AC/DC electric welding machine as claimed in claim 1 is characterized in that described by silicone tube ［ BZ
1, ［ BZ
2, ［ BZ
3, ［ BZ
4The bridge rectifier of forming (1) and the two ends of reactor are parallel with a condenser circuit of being made up of resistance ［ R ］ and capacitor ［ C ］ parallel connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90200501 CN2066785U (en) | 1990-01-10 | 1990-01-10 | Ac/dc electric welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90200501 CN2066785U (en) | 1990-01-10 | 1990-01-10 | Ac/dc electric welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2066785U true CN2066785U (en) | 1990-12-05 |
Family
ID=4882281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90200501 Withdrawn CN2066785U (en) | 1990-01-10 | 1990-01-10 | Ac/dc electric welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2066785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036956B (en) * | 2006-03-16 | 2011-04-13 | 株式会社大亨 | Electrode fused arc welding machine |
-
1990
- 1990-01-10 CN CN 90200501 patent/CN2066785U/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036956B (en) * | 2006-03-16 | 2011-04-13 | 株式会社大亨 | Electrode fused arc welding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |