CN211991372U - Super capacitor welding power supply - Google Patents
Super capacitor welding power supply Download PDFInfo
- Publication number
- CN211991372U CN211991372U CN202020492727.7U CN202020492727U CN211991372U CN 211991372 U CN211991372 U CN 211991372U CN 202020492727 U CN202020492727 U CN 202020492727U CN 211991372 U CN211991372 U CN 211991372U
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- Prior art keywords
- super capacitor
- welding
- semiconductor transistor
- transistor group
- electricity even
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- Expired - Fee Related
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- 238000003466 welding Methods 0.000 title claims abstract description 57
- 239000003990 capacitor Substances 0.000 title claims abstract description 53
- 239000004065 semiconductor Substances 0.000 claims abstract description 23
- 230000005611 electricity Effects 0.000 claims abstract description 16
- 238000004146 energy storage Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a super capacitor welding power supply, including super capacitor, super capacitor's positive pole is equipped with the semiconductor transistor group through the wire electricity even, the other end of semiconductor transistor group is equipped with the current shunt through the wire electricity even, be equipped with the driver through the wire electricity even below the semiconductor transistor group, the other end of current shunt is equipped with the coil through the wire electricity even, the other end of coil passes through the wire and links mutually with super capacitor's negative pole, the super capacitor other end is equipped with the AC/DC converter through the wire electricity even, the current shunt is connected and is equipped with feedback module, the coil also is connected with feedback module, feedback module's the other end is connected with the driver, the other end of AC/DC converter links to each other. The utility model has the advantages that: the welding device has the advantages of being capable of realizing direct low-voltage current output, greatly reducing cost, ensuring stable current output, being higher in welding speed, better in welding effect, longer in service life and the like.
Description
Technical Field
The utility model relates to a welding power supply technical field specifically indicates a super capacitor welding power supply.
Background
The capacitive energy storage resistance welding machine utilizes electric energy stored by a capacitor to release current instantly to discharge a welding point of a workpiece instantly so as to melt the welding point of the workpiece instantly at high temperature, thereby realizing welding. At present, the existing capacitive energy storage welding machine is mainly a high-voltage capacitive energy storage welding machine or a low-voltage capacitive energy storage welding machine. The charging and discharging voltage of the high-voltage capacitor energy storage welding machine is between 2800V and 3000V, and in the application process, a high-voltage transformer is needed to charge the high-voltage capacitor energy storage welding machine. The charging and discharging voltage of the low-voltage capacitor energy storage welding machine is lower than 450V, the low-voltage capacitor energy storage welding machine belongs to low voltage and is safer in the application process, but the low-voltage capacitor energy storage welding machine is too much in required capacitor quantity, high in cost and large in occupied space, mainly has low repeated welding frequency and is difficult to meet the welding frequency requirement of automatic welding equipment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve foretell various problems, provide one kind can realize direct low pressure output current, reduce cost by a wide margin, guarantee that current output is stable, welding speed is faster, welding effect is better, life is longer super capacitor welding source.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a super capacitor welding power supply, includes super capacitor, super capacitor's positive pole be equipped with the semiconductor transistor group through the wire electricity even, the other end of semiconductor transistor group be equipped with the current shunt through the wire electricity even, the semiconductor transistor group below be equipped with the driver through the wire electricity even, the other end of current shunt be equipped with the coil through the wire electricity even, the other end of coil pass through the wire and super capacitor's negative pole electricity even, the super capacitor other end be equipped with the AC/DC converter through the wire electricity even, the current shunt connect and be equipped with feedback module, the coil also be connected with feedback module, feedback module's the other end be connected with the driver, AC/DC converter's the other end link to each other with AC power supply.
As an improvement, the super capacitor can replace a conventional capacitor, conventional current is stored, and when the super capacitor is released, welding voltage can be reached.
As an improvement, the semiconductor transistor group is controlled by a high-frequency pulse width modulation mode, and the semiconductor transistor group controls the discharge of the super capacitor through parallel combination.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses when using, reduce 220V electric current to 6V electric current through the AC/DC converter, save through super capacitor, storage capacitance based on super capacitor is big, the internal resistance of charge and discharge is little, characteristics such as long cycle life, replace conventional hundreds of series-parallel electrolytic capacitor with series super capacitor, replace original high pressure with direct welding low-voltage, replace high-voltage switch tube and transformer with the semiconductor transistor group, realize the output of low pressure heavy current welding energy, the drive of semiconductor transistor group adopts the control of controller output high frequency pulse width modulation mode to realize complicated welding current curve's control, can adapt to different welding object, welding process and higher welding quality requirement; the welding quality can be compared with that of an imported high-end direct current inverter welding power supply, but the cost of the welding power supply is only 2-5% of the market price of the imported welding machine; the utility model discloses holistic setting has can realize direct low pressure output current, reduce cost, guarantee that current output is stable, welding speed is faster, the welding effect is better, life advantage such as longer.
Drawings
Fig. 1 is a schematic structural diagram of a welding power supply for super capacitor according to the present invention.
As shown in the figure: 1. a super capacitor; 2. a semiconductor transistor group; 3. a current shunt; 4. a driver; 5. a coil; 6. an AC-DC converter; 7. and a feedback module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to fig. 1, a super capacitor welding power supply comprises a super capacitor 1, a semiconductor transistor group 2 is electrically connected with the anode of the super capacitor 1 through a lead, the other end of the semiconductor transistor group 2 is electrically connected with a current shunt 3 through a lead, a driver 4 is electrically connected below the semiconductor transistor group 2 through a lead, the other end of the current shunt 3 is electrically connected with a coil 5 through a lead, the other end of the coil 5 is electrically connected with the cathode of the super capacitor 1 through a lead, the other end of the super capacitor 1 is electrically connected with an AC-DC converter 6 through a lead, the current shunt 3 is connected with a feedback module 7, the coil 5 is also connected with a feedback module 7, the other end of the feedback module 7 is connected with the driver 4, and the other end of the AC-DC converter 6 is connected with an AC power supply.
The super capacitor 1 can replace a conventional capacitor, stores conventional current and can reach welding voltage when released.
The semiconductor transistor group 2 is controlled by a high-frequency pulse width modulation mode, and the semiconductor transistor group 2 controls the discharge of the super capacitor 1 by parallel combination.
The utility model discloses a concrete implementation mode: the utility model discloses when using, reduce 220V electric current to 6V electric current through AC/DC converter 6, save through super capacitor 1, based on super capacitor 1's storage capacitance is big, the internal resistance of charge-discharge is little, characteristics such as long cycle life, replace conventional several hundreds of series-parallel electrolytic capacitor with series super capacitor 1, replace original high pressure with direct welding low-voltage, replace high-voltage switch tube and transformer with semiconductor transistor group 2, realize the output of low pressure heavy current welding energy, the drive of semiconductor transistor group 2, the control of complicated welding current curve has been realized to adopt controller output high frequency pulse width modulation mode, can adapt to different welding object, welding process and higher welding quality requirement; the welding quality can be compared with that of the imported high-end direct current inverter welding power supply, but the cost of the welding power supply is only 2-5% of the market price of the imported welding machine.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (3)
1. A super capacitor welding power supply characterized in that: including super capacitor (1), super capacitor (1) positive pole be equipped with semiconductor transistor group (2) through the wire electricity even, semiconductor transistor group (2) the other end be equipped with current branching unit (3) through the wire electricity even, semiconductor transistor group (2) below be equipped with driver (4) through the wire electricity even, current branching unit (3) the other end be equipped with coil (5) through the wire electricity even, the other end of coil (5) pass through the wire and be connected mutually with super capacitor (1) negative pole mutually, super capacitor (1) the other end be equipped with AC/DC converter (6) through the wire electricity even, current branching unit (3) connect and be equipped with feedback module (7), coil (5) also be connected with feedback module (7), the other end of feedback module (7) be connected with driver (4), the other end of the AC-DC converter (6) is connected with an AC power supply.
2. The super capacitor welding power supply of claim 1, wherein: the super capacitor (1) can replace a conventional capacitor, store conventional current and achieve welding voltage when released.
3. The super capacitor welding power supply of claim 1, wherein: the semiconductor transistor group (2) is controlled in a high-frequency pulse width modulation mode, and the semiconductor transistor group (2) controls the discharge of the super capacitor (1) through parallel combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020492727.7U CN211991372U (en) | 2020-04-07 | 2020-04-07 | Super capacitor welding power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020492727.7U CN211991372U (en) | 2020-04-07 | 2020-04-07 | Super capacitor welding power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211991372U true CN211991372U (en) | 2020-11-24 |
Family
ID=73404560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020492727.7U Expired - Fee Related CN211991372U (en) | 2020-04-07 | 2020-04-07 | Super capacitor welding power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211991372U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2801384C1 (en) * | 2022-12-19 | 2023-08-08 | Юрий Николаевич Шуваев | Welding machine |
-
2020
- 2020-04-07 CN CN202020492727.7U patent/CN211991372U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2801384C1 (en) * | 2022-12-19 | 2023-08-08 | Юрий Николаевич Шуваев | Welding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 |