CN101259558A - Rechargeable type energy-saving electric welding machine - Google Patents
Rechargeable type energy-saving electric welding machine Download PDFInfo
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- CN101259558A CN101259558A CNA2008100366065A CN200810036606A CN101259558A CN 101259558 A CN101259558 A CN 101259558A CN A2008100366065 A CNA2008100366065 A CN A2008100366065A CN 200810036606 A CN200810036606 A CN 200810036606A CN 101259558 A CN101259558 A CN 101259558A
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- welding machine
- electric welding
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Abstract
A rechargeable energy-saving electric welding machine is characterized by comprising a welding clamp, a power supply and a power save circuit. The power supply comprises a transformer shell body and a transformer; the transformer comprises a primary coil, a first secondary coil and a second secondary coil; a voltage regulating switch is connected on the primary coil in series, a current regulating switch is connected on an electrical loop of the first secondary coil in series, the power save circuit is arranged between arbitrary two phases of lines of a three-phase power supply of the electric welding machine and comprises a small relay, a pressing switch which is connected with the small relay in series and an alternating current contactor. The rechargeable energy-saving electric welding machine which is provided by the invention can not only realize the welding of a work piece, but also realize the charging of a level, eliminate the no-load current loss of the electric welding machine and save electric energy.
Description
Technical field
The present invention relates to a kind of electric welding machine, relate in particular to a kind of rechargeable type energy-saving electric welding machine.
Background technology
Along with development of rural economy, the input quantity of the goods in vast rural area of China and mountain area (comprising grain, fruit and vegetables) output quantity and various raw material, daily necessities increases day by day, thereby has promoted the fast development of rural area transport service.Agricultural vehicle, big tricycle, increase sharply.Wherein much be the motor motor-car, these vehicles need welding often in maintenance, and level also often needs charging, and welding at present and charging needs to go to carry out to repair shop, and not only road is far away, inconvenience, and also cost is big.
Electric welding machine is because of having no-load current, in case power connection just has current loss simultaneously.Even if changing under the interruption welding working conditions such as welding rod, measurement, correction, welding machine still has the no-load current loss, causes waste of energy.
Summary of the invention
A kind of rechargeable type energy-saving electric welding machine provided by the invention can be realized workpiece is welded, and can realize again can eliminating simultaneously no-load current loss, the saves energy of electric welding machine to the level charging.
In order to achieve the above object, the invention provides a kind of rechargeable type energy-saving electric welding machine, comprise:
Soldering turret, power supply and power save circuit;
Described power supply comprises transformer and transformer housing.Voltage input end of transformer connects the 220V alternating current, is equipped with tap changer on its electric loop, and the movable contact of tap changer can be connected with the tapping point of transformer respectively.One termination floor of the secondary coil of transformer, the other end connects soldering turret by transferring the stream switch.The two ends of the secondary coil of transformer connect 1,2 pin of bridge rectifier respectively, 4 pin of bridge rectifier connect the positive pole of electrochemical capacitor, connect voltage output end simultaneously, 3 pin of bridge rectifier connect voltage output end (being ground connection), the minus earth of electrochemical capacitor, voltage output end output 12V voltage is used for the level charging.Transformer, bridge rectifier, electrochemical capacitor are arranged in the transformer housing.Voltage input wires terminal, the welding current lead-out terminal, to voltage output end of level charging usefulness, tap changer, accent stream switch all are arranged on the panel of transformer housing.
Described power save circuit is arranged between any two phase lines of electric welding machine three phase mains, comprise reduction voltage circuit and rectification circuit, direct current signal with rectification output is a dc supply, in the output loop of described dc supply miniature relay is set, what connect setting with described miniature relay is Push switch, Push switch and welding clamp handle interlock, when holding welding clamp handle, Push switch is closed, and when unclamping welding clamp handle, Push switch is for opening;
A.C. contactor is set, and the normally opened contact series connection of miniature relay is arranged in the electric power loop of A.C. contactor, and three normally opened contacts of A.C. contactor are serially connected in respectively in the primary side electric power loop of welder transformer.
After the present invention connects power supply, can weld welded piece, and can regulate welding current strength by tap changer, accent stream switch according to the welding actual needs by soldering turret.When needs charge to level, with voltage output end by cable with after the level corresponding wiring terminal is connected, when promptly chargeable,, reach a tractor serves several purposes to the level charging.
The present invention be with the Push switch of welding clamp handle interlock, by relay control, eliminate no-load current, and then eliminate the no-load current loss, can reach aim of power saving.
Description of drawings
Fig. 1 is the circuit diagram of the power supply of rechargeable type energy-saving electric welding machine provided by the invention;
Fig. 2 is the circuit diagram of the power save circuit of rechargeable type energy-saving electric welding machine provided by the invention.
The specific embodiment
Following according to Fig. 1 and Fig. 2, specify preferred embodiment of the present invention:
A kind of rechargeable type energy-saving electric welding machine comprises soldering turret, power supply and power save circuit;
As shown in Figure 1, power supply comprises transformer housing and transformer T.
Be serially connected with tap changer K on the primary coil T1 of transformer T, the movable contact of tap changer K can contact with 1,2,3 contacts of T1 respectively.Be parallel with indicator lamp L, voltmeter V on the primary coil T1 electricity loop of transformer T.Be in series with on the electric loop of the first secondary coil T2 of transformer T and transfer stream K switch 1.K1 is connected with binding post G, and the movable contact of K1 can contact with 4,5,6 contacts of T2 respectively, and the other end of T2 is connected with binding post H.Binding post G is connected with soldering turret R by cable.Binding post H earth plate P, i.e. ground connection.Two ends of second subprime coil T3 connect 1 pin, 2 pin of bridge rectifier D respectively, and 3 pin of bridge rectifier D are connected with binding post F, and 4 pin of bridge rectifier D connect the positive pole of electrochemical capacitor C, meet binding post E simultaneously.The minus earth of electrochemical capacitor C.The T3 electricity is serially connected with ammeter A on the loop.Binding post E, F output 12V level is used for charging to level.
Tap changer K, accent stream K switch 1, binding post A, B, binding post G, H, binding post E, F, voltmeter V, indicator lamp L, ammeter A is separately positioned on the transformer housing, and transformer T, bridge rectifier D, electrochemical capacitor C are arranged in the transformer housing.
As shown in Figure 2, present embodiment is between any two phase lines of electric welding machine three phase mains step-down, rectification circuit to be set, direct current signal with rectification output is a dc supply, miniature relay KJ is set in the output loop of dc supply, and that connect setting with miniature relay KJ is Push switch QA, Push switch QA and welding clamp handle interlock, when holding welding clamp handle, Push switch QA is closed, and when unclamping welding clamp handle, Push switch QA is for opening; A.C. contactor KC is set, normally opened contact KJ one 1 series connection of miniature relay KJ are arranged in the electric power loop of A.C. contactor KC, A.C. contactor is when holding soldering turret enforcement welding operation, Push switch QA closure, the coil of miniature relay KJ gets electric, and its normally opened contact KJ 1 connects, the coil of A.C. contactor KC thus, the normally opened contact KC 1 of A.C. contactor is closure state thereupon, and welder transformer T2 power supply is switched on, and drops into operate as normal.
When being interrupted welding operation, because of the openhanded pliers grip that snaps, Push switch QA disconnects, the coil of miniature relay KJ so dead electricity, its normally opened contact KJ 1 opens, and the normally opened contact KC 1 of A.C. contactor KC is the state of cut-offfing, and the primary coil electric power loop of welder transformer is disconnected, eliminate no-load current, reach unloaded aim of power saving.
Claims (10)
1. a rechargeable type energy-saving electric welding machine is characterized in that, comprises soldering turret, power supply and power save circuit;
Described power supply comprises transformer housing and transformer (T);
Transformer (T) comprises primary coil (T1), first secondary coil (T2) and second subprime coil (T3);
Be serially connected with tap changer (K) on the primary coil (T1), the movable contact of tap changer (K) can contact with (1,2,3) contact of primary coil (T1) respectively;
Be in series with on the electric loop of first secondary coil (T2) and transfer stream switch (K1), transfer stream switch (K1) to be connected, transfer the movable contact of stream switch (K1) to contact with (4,5,6) contact of secondary coil (T2) respectively with binding post (G);
Described power save circuit is arranged between any two phase lines of electric welding machine three phase mains, the Push switch (QA), the A.C. contactor (KC) that comprise miniature relay (KJ), connect with miniature relay (KJ) and be provided with, normally opened contact (KJ-1) series connection of miniature relay (KJ) is arranged in the electric power loop of A.C. contactor (KC).
2. rechargeable type energy-saving electric welding machine as claimed in claim 1 is characterized in that, is parallel with indicator lamp (L), voltmeter (V) on the electric loop of primary coil (T1) of described transformer (T).
3. rechargeable type energy-saving electric welding machine as claimed in claim 1, it is characterized in that the other end of described first secondary coil (T2) is connected with binding post (H), binding post (G) is connected with soldering turret (R) by cable, binding post (H) earth plate (P), i.e. ground connection.
4. rechargeable type energy-saving electric welding machine as claimed in claim 1, it is characterized in that, two ends of second subprime coil (T3) connect 1 pin, 2 pin of bridge rectifier (D) respectively, 3 pin of bridge rectifier (D) are connected with binding post (F), 4 pin of bridge rectifier (D) connect the positive pole of electrochemical capacitor (C), connect binding post (E) simultaneously.
5. rechargeable type energy-saving electric welding machine as claimed in claim 1 is characterized in that, comprises electrochemical capacitor (C), the minus earth of this electrochemical capacitor (C).
6. rechargeable type energy-saving electric welding machine as claimed in claim 1 is characterized in that, described secondary coil (T3) is serially connected with ammeter (A) on the electric loop.
7. rechargeable type energy-saving electric welding machine as claimed in claim 1 is characterized in that, described binding post (E, F) output 12V level is used for charging to level.
8. rechargeable type energy-saving electric welding machine as claimed in claim 1, it is characterized in that, described tap changer K, accent stream switch (K1), binding post (A, B), binding post (G, H), binding post (E, F), voltmeter (V), indicator lamp (L), ammeter (A) is separately positioned on the transformer housing, and transformer (T), bridge rectifier (D), electrochemical capacitor (C) are arranged in the transformer housing.
9. the described rechargeable type energy-saving electric welding machine of claim 1 is characterized in that, described Push switch (QA) and welding clamp handle interlock, and when holding welding clamp handle, Push switch (QA) is closed, when unclamping welding clamp handle, Push switch (QA) is for opening.
10. rechargeable type energy-saving electric welding machine as claimed in claim 9, it is characterized in that, A.C. contactor is when holding soldering turret enforcement welding operation, Push switch (QA) closure, the coil of miniature relay (KJ) gets electric, and its normally opened contact (KJ-1) is connected, the coil of A.C. contactor (KC) thus, the normally opened contact of A.C. contactor (KC-1) is closure state thereupon, and the welder transformer power supply is switched on, and drops into operate as normal; When being interrupted welding operation, because of the openhanded pliers grip that snaps, Push switch (QA) disconnects, the coil so the dead electricity of miniature relay (KJ), its normally opened contact (KJ-1) is opened, and the normally opened contact (KC-1) of A.C. contactor (KC) is the state of cut-offfing, and the primary coil electric power loop of welder transformer is disconnected, eliminate no-load current, reach unloaded aim of power saving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100366065A CN101259558A (en) | 2008-04-24 | 2008-04-24 | Rechargeable type energy-saving electric welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100366065A CN101259558A (en) | 2008-04-24 | 2008-04-24 | Rechargeable type energy-saving electric welding machine |
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| Publication Number | Publication Date |
|---|---|
| CN101259558A true CN101259558A (en) | 2008-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100366065A Pending CN101259558A (en) | 2008-04-24 | 2008-04-24 | Rechargeable type energy-saving electric welding machine |
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| Country | Link |
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| CN (1) | CN101259558A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029461A (en) * | 2010-11-26 | 2011-04-27 | 张家港市紫光电焊机有限公司 | Start/stop circuit on electric welding machine |
| CN109617444A (en) * | 2018-12-30 | 2019-04-12 | 上海广为焊接设备有限公司 | A kind of device adjusting output current scope auto-changing electric welding machine arc voltage |
-
2008
- 2008-04-24 CN CNA2008100366065A patent/CN101259558A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029461A (en) * | 2010-11-26 | 2011-04-27 | 张家港市紫光电焊机有限公司 | Start/stop circuit on electric welding machine |
| CN109617444A (en) * | 2018-12-30 | 2019-04-12 | 上海广为焊接设备有限公司 | A kind of device adjusting output current scope auto-changing electric welding machine arc voltage |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080910 |