CN214322158U - Integrated capacitance series solid high-frequency welding machine - Google Patents
Integrated capacitance series solid high-frequency welding machine Download PDFInfo
- Publication number
- CN214322158U CN214322158U CN202023251859.XU CN202023251859U CN214322158U CN 214322158 U CN214322158 U CN 214322158U CN 202023251859 U CN202023251859 U CN 202023251859U CN 214322158 U CN214322158 U CN 214322158U
- Authority
- CN
- China
- Prior art keywords
- plate
- capacitor
- circuit
- state high
- fastener
- 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.)
- Active
Links
Images
Abstract
The utility model relates to an integrated capacitanc series connection solid-state high frequency welding machine belongs to welding equipment technical field, including the control circuit of solid-state high frequency welding machine, the control circuit includes alternating current power supply circuit, three-phase rectifier circuit, chopper circuit, inverter circuit that connect gradually, chopper circuit includes the flat wave electric capacity unit, still includes the electric capacity integration box, the flat wave electric capacity unit sets up inside the electric capacity integration box, and the support that the link plate extends with the help of box inside both sides sets up at the box top, and the electric capacity top is connected with the link plate, hangs in the link plate bottom, and positive pole and negative pole are drawn forth to the electric capacity lower part, connect transmission module, and the positive pole of a plurality of electric capacities all connects on the positive plate, integrates same positive pole, and the negative pole of a plurality of electric capacities all connects on the negative plate, integrates same negative pole; by integrating the flat wave capacitor into a modularized power unit, the work of the solid-state high-frequency welding machine is better adapted.
Description
Technical Field
The utility model belongs to the technical field of welding equipment, a solid-state high frequency welding machine of integrated capacitanc series connection is related to.
Background
The working principle of the solid-state high-frequency welding machine is that low-frequency alternating current (50Hz) input from a power grid is converted into high-frequency alternating current (generally over 20000 Hz) through a control circuit. After being applied to an inductance coil (namely an induction coil), the high-frequency current is converted into a high-frequency magnetic field by utilizing the electromagnetic induction principle and acts on a metal object in the magnetic field; the eddy current is influenced by the skin effect, and the higher the frequency, the more concentrated the eddy current is on the surface layer of the metal object. When eddy currents flow in a metal object, heat is generated by the principle of current thermal effect by means of the internal resistance value. This heat is generated directly inside the object. Therefore, the heating speed is high and the efficiency is high. Any metal object can be melted instantaneously. And the heating speed and temperature can be controlled.
The control circuit in the solid-state high-frequency welding machine comprises an alternating current power supply circuit, a three-phase rectifying circuit, a chopper circuit and an inverter circuit which are sequentially connected, wherein the chopper circuit is a direct current power supply which is used for smoothing the rectified direct current power supply and outputting smooth direct current, a large number of smoothing capacitors are used for processing, and the smoothing capacitors need to be reset to proper positions to provide a proper wiring way for the circuit, so that the solid-state high-frequency welding machine can work better.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an integrated capacitanc series connection solid-state high frequency welding machine through the work of the solid-state high frequency welding machine of better adaptation through integrated flat wave electric capacity for a modular power unit.
The technical proposal adopted by the utility model is that,
an integrated capacitor series solid high-frequency welding machine comprises a control circuit of the solid high-frequency welding machine, wherein the control circuit comprises an alternating current power supply circuit, a three-phase rectifying circuit, a chopper circuit and an inverter circuit which are sequentially connected, the chopper circuit comprises a flat wave capacitor unit and a capacitor integration box, the flat wave capacitor unit is arranged in the capacitor integration box,
the capacitance integration box comprises a capacitor and a capacitor,
the two sides in the box body are provided with brackets extending outwards,
the hanging plate is fixed in the box body by the support,
a capacitor arranged below the hanging plate,
a transmission module arranged below the capacitor and connected with the capacitor,
the transmission modules are sequentially arranged from top to bottom,
a positive plate connected with the positive electrode of the capacitor,
and the negative plate is connected with the negative electrode of the capacitor.
The transmission module further includes an insulating plate disposed between the positive electrode plate and the negative electrode plate.
The transmission module further comprises a first fastener and a second fastener, one end of the first fastener is connected with the negative electrode of the capacitor, the other end of the first fastener penetrates through the insulating plate and the positive plate to be connected with the negative plate, and the first fastener is not in contact with the insulating plate and the positive plate; and one end of the second fastener is connected with the positive electrode of the capacitor, and the other end of the second fastener is connected with the positive plate.
The two ends of the positive plate and the negative plate both extend downwards and vertically to form a part, and the extending parts of the positive plate and the negative plate are arranged at a certain distance in the horizontal position, so that the flat wave capacitor unit is convenient to be connected with a circuit.
The support with be connected with the link plate with the help of screw rod and nut between, and the screw rod is fixed set up in the link plate bottom surface, the fastening of support and link plate is realized to the screw rod of nut screw in from bottom to top.
The support is provided with a long round hole which is adapted to the connection of different positions of the hanging plate.
The chopper circuit further comprises an IGBT unit and a reactance LF2, the smoothing capacitor unit, the IGBT unit and the reactance LF2 are connected in a BUCK circuit mode, and the smoothing capacitor comprises C1-C8 and C10-C26 which are connected in parallel.
The utility model discloses a theory of operation and beneficial effect are:
the hanging plate is arranged at the top of the box body by virtue of supports extending from two sides in the box body, the top end of the capacitor is connected with the hanging plate and hung at the bottom of the hanging plate, the lower part of the capacitor is led out of a positive electrode and a negative electrode and is connected with the transmission module, the positive electrodes of a plurality of capacitors are connected to the positive electrode plate and integrated into the same positive electrode, the negative electrodes of a plurality of capacitors are connected to the negative electrode plate and integrated into the same negative electrode; by integrating the flat wave capacitor into a modularized power unit, the work of the solid-state high-frequency welding machine is better adapted.
The present invention will be described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a front view of the capacitor integration box of the present invention;
fig. 2 is a bottom view of the transmission module of the present invention;
fig. 3 is a bottom view of the bracket of the present invention;
fig. 4 is a circuit diagram of the chopper circuit of the present invention;
in the attached drawings, the box body 1, the box body 2, the support 3, the hanging plate 4, the capacitor 5, the positive plate 6, the negative plate 7, the insulating plate 8, the first fastening piece 9, the second fastening piece 10, the screw rod 11, the nut 12 and the slotted hole are arranged.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following specific embodiments and accompanying drawings, but the scope of protection and the implementation of the present invention are not limited thereto.
The utility model relates to an integrated capacitance series solid high-frequency welding machine, which comprises a control circuit of the solid high-frequency welding machine, wherein the control circuit comprises an alternating current power supply circuit, a three-phase rectifier circuit, a chopper circuit and an inverter circuit which are connected in sequence, the chopper circuit comprises a flat wave capacitor unit and a capacitor integration box, the flat wave capacitor unit is arranged in the capacitor integration box,
embodiment 1, as shown in fig. 1, the hanging plate 3 is arranged at the top of the box body 1 by means of the support 2 extended from two sides inside the box body 1, the top end of the capacitor 4 is connected with the hanging plate 3, the hanging plate is hung at the bottom of the hanging plate 3, the lower part of the capacitor 4 is led out of the anode and the cathode, the transmission module is connected, the anodes of the capacitors 4 are connected on the positive plate 5, the same anode is integrated, the cathodes of the capacitors 4 are connected on the negative plate 6, the same cathode is integrated, the insulation treatment is carried out between the positive plate 5 and the negative plate 6, the anode and the cathode are isolated by adding the insulation plate 7 between the positive plate 5 and the negative plate 6, the insulation plate 7 adopted is a high-pressure-resistant polytetrafluoroethylene plate, the positive plate 5 and the negative plate 6 are molded red copper plates, and a modular power unit is formed.
Further, as shown in fig. 2, the transmission module further includes a first fastening member 8 and a second fastening member 9, one end of the first fastening member 8 is connected to the negative electrode of the capacitor 4, the other end of the first fastening member 8 passes through the insulating plate 7 and the positive electrode plate 5 to be connected to the negative electrode plate 6, and the first fastening member 8 is not in contact with the insulating plate 7 and the positive electrode plate 5; one end of the second fastener 9 is connected with the positive electrode of the capacitor 4, and the other end of the second fastener is connected with the positive plate 5.
The transmission module is connected with the capacitor 4 through a first fastener 8 and a second fastener 9, the first fastener 8 penetrates through the negative plate 6, the insulating plate 7 and the positive plate 5 to be connected with the negative electrode of the capacitor 4, and the second fastener 9 penetrates through the positive plate 5 to be connected with the positive electrode of the capacitor 4. The lower end of each capacitor 4 is downwards led out of a first fastener 8 and a second fastener 9, the first fastener 8 serves as a negative electrode, the second fastener 9 serves as a positive electrode, holes matched with the first fastener 8 and the second fastener 9 are formed in the positive plate 5, the negative plate 6 and the partition plate, and the transmission module is connected with the capacitors 4.
In embodiment 2, as shown in fig. 1, two ends of the positive electrode plate 5 and the negative electrode plate 6 both extend downward and vertically, and the extending portions of the positive electrode plate 5 and the negative electrode plate 6 are horizontally spaced from each other, so as to facilitate circuit connection of the smoothing capacitor unit. Still be equipped with the IGBT module in box 1 lower part, positive plate 5 and negative plate 6 downward vertical extension and stagger partly distance between the level can be the better being connected of flat wave electric capacity unit and IGBT module, only need with positive plate 5 and negative plate 6 downwardly extending part be connected just can, reduced the quantity of component connecting wire, more neat, the follow-up maintenance of being convenient for.
In embodiment 3, as shown in fig. 3, the bracket 2 is connected to the hanging plate 3 by a screw 10 and a nut 11, the screw 10 is fixedly disposed on the bottom surface of the hanging plate 3, and the nut 11 is screwed into the screw 10 from bottom to top to fasten the bracket 2 to the hanging plate 3. Because the position of IGBT module will be reserved to box 1 lower part, so the flat wave electric capacity unit sets up at the top of box 1, when connecting link plate 3 and support 2, because the space above is narrow and small, it is easier to operate from below screw in nut 11, and screw rod 10 snap-on sets up in link plate 3 bottom surface, only need screw in nut 11 just can when the installation, saves installation time.
In embodiment 4, as shown in fig. 3, the bracket 2 is provided with an oblong hole 12 adapted to the connection of the hanging plate 3 at different positions. The long round holes 12 can provide the front and back position adjustment conditions for the hanging plate 3, and the hanging plate can be better installed and adapted to corresponding circuit connection.
In specific embodiment 4, as shown in fig. 4, the chopper circuit further includes an IGBT unit and a reactance LF2, the smoothing capacitor unit, the IGBT unit and the reactance LF2 are connected in a BUCK circuit, and the smoothing capacitor includes parallel C1-C8 and parallel C10-C26.
Claims (7)
1. Integrated capacitance series solid-state high-frequency welding machine, including solid-state high-frequency welding machine's control circuit, control circuit is including the alternating current power supply circuit, three-phase rectifier circuit, chopper circuit, the inverter circuit who connects gradually, chopper circuit includes flat wave capacitance unit, its characterized in that: the flat-wave capacitor unit is arranged in the capacitor integrated box,
the capacitance integration box comprises a capacitor and a capacitor,
the box body (1), two sides in the box body (1) are provided with brackets (2) extending outwards,
the hanging plate (3) is fixed inside the box body (1) by means of the bracket (2),
a capacitor (4) arranged below the hanging plate (3),
a transmission module arranged below the capacitor (4) and connected with the capacitor (4),
the transmission modules are sequentially arranged from top to bottom,
a positive plate (5) connected with the positive electrode of the capacitor,
and a negative plate (6) connected to the negative electrode of the capacitor.
2. The integrated capacitive series solid state high frequency welder according to claim 1, characterized in that: the transmission module further comprises an insulating plate (7), the insulating plate (7) being arranged between the positive plate (5) and the negative plate (6).
3. The integrated capacitive series solid state high frequency welder according to claim 2, characterized in that: the transmission module further comprises a first fastener (8) and a second fastener (9), one end of the first fastener (8) is connected with the negative electrode of the capacitor (4), the other end of the first fastener passes through the insulating plate (7) and the positive plate (5) to be connected with the negative plate (6), and the first fastener (8) is not in contact with the insulating plate (7) and the positive plate (5); one end of the second fastener (9) is connected with the positive electrode of the capacitor (4), and the other end of the second fastener is connected with the positive plate (5).
4. The integrated capacitive series solid state high frequency welder according to claim 1, characterized in that: both ends of the positive plate (5) and the negative plate (6) both extend downwards and vertically to form a part, and the extending parts of the positive plate (5) and the negative plate (6) have a certain distance at the horizontal position, so that the circuit connection of the flat-wave capacitor unit is facilitated.
5. The integrated capacitive series solid state high frequency welder according to claim 1, characterized in that: the support (2) is connected with the hanging plate (3) through a screw rod (10) and a nut (11), the screw rod (10) is fixedly arranged on the bottom surface of the hanging plate (3), and the nut (11) is screwed into the screw rod (10) from bottom to top to fasten the support (2) and the hanging plate (3).
6. The integrated capacitive series solid state high frequency welder according to claim 1, characterized in that: the support (2) is provided with a long round hole (12) which is adapted to the connection of different positions of the hanging plate (3).
7. The integrated capacitive series solid state high frequency welder according to claim 1, characterized in that: the chopper circuit further comprises an IGBT unit and a reactance LF2, the smoothing capacitor unit, the IGBT unit and the reactance LF2 are connected in a BUCK circuit mode, and the smoothing capacitor unit comprises C1-C8 and C10-C26 which are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023251859.XU CN214322158U (en) | 2020-12-29 | 2020-12-29 | Integrated capacitance series solid high-frequency welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023251859.XU CN214322158U (en) | 2020-12-29 | 2020-12-29 | Integrated capacitance series solid high-frequency welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214322158U true CN214322158U (en) | 2021-10-01 |
Family
ID=77903652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023251859.XU Active CN214322158U (en) | 2020-12-29 | 2020-12-29 | Integrated capacitance series solid high-frequency welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214322158U (en) |
-
2020
- 2020-12-29 CN CN202023251859.XU patent/CN214322158U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101554086B (en) | Heating device circuit | |
| CN204290687U (en) | Frequency converter | |
| CN103296919A (en) | Three-phase two-pulse-wave high-power pulse current power supply for electrolytic cells and power supplying method | |
| CN106452105A (en) | High frequency rectification equipment | |
| CN214322158U (en) | Integrated capacitance series solid high-frequency welding machine | |
| CN206117530U (en) | High frequency rectification device | |
| CN105763073A (en) | IGBT variable-frequency power source for energy-saving intermediate-frequency smelting furnace | |
| CN210927467U (en) | 12-pulse rectifier for box-type substation | |
| CN214592401U (en) | Integrated power unit module | |
| CN210041661U (en) | High-power synchronous rectification high-frequency switching power supply | |
| CN210578264U (en) | High-frequency switching power supply | |
| CN205304030U (en) | Heavy current low -voltage switchgear | |
| CN202963736U (en) | Structure with microprocessor controlling inverting welding machine of aluminum base PCB (printed circuit board) | |
| CN205657596U (en) | Energy -saving intermediate frequency furnace IGBT variable frequency power supply for stove | |
| CN209375476U (en) | A kind of IGBT inversion power regulation device | |
| CN210431232U (en) | High-power high-frequency chopping soft switch voltage regulating circuit structure | |
| CN209104981U (en) | A kind of board structure of circuit of brushless motor | |
| CN205105113U (en) | PWM rectifier modularization inductance board PCB subassembly | |
| CN210898942U (en) | Low-power high-frequency chopping soft-switching voltage regulating circuit structure | |
| CN220307108U (en) | Unit structure with IGBT module | |
| CN219145270U (en) | Silicon controlled series resonance power unit | |
| CN214212708U (en) | Portable industrial welding machine and full-voltage intelligent welding machine | |
| CN211239700U (en) | Digitalized high-power multi-waveform formation power supply | |
| CN111464044B (en) | Isolated power converter and hydrogen production system | |
| CN202769737U (en) | Ultra-thin induction cooker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |