CN209375476U - A kind of IGBT inversion power regulation device - Google Patents
A kind of IGBT inversion power regulation device Download PDFInfo
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- CN209375476U CN209375476U CN201822178290.5U CN201822178290U CN209375476U CN 209375476 U CN209375476 U CN 209375476U CN 201822178290 U CN201822178290 U CN 201822178290U CN 209375476 U CN209375476 U CN 209375476U
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- laminated bus
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Abstract
The utility model belongs to solid state high-frequency induction welder power technique fields, propose a kind of IGBT inversion power regulation device, including the filter capacitor and inverter module connected by laminated bus bar, inverter module anode and filter capacitor anode are connect with laminated bus bar anode, inverter module negative terminal and filter capacitor cathode are connect with laminated bus bar cathode, laminated bus bar anode top is provided with connection row one, laminated bus bar cathode is provided with connection row two, inverter module output is connect with terminal block one, it further include fast diode rectification module, the two sides of integral type water box are arranged in inverter module and fast diode rectification module, fast diode rectification module is also connect with terminal block two.Through the above technical solutions, solving the problems, such as that solid state high-frequency induction welder power supply is unfavorable for in-site installation in the prior art and use, power factor are low.
Description
Technical field
The utility model belongs to solid state high-frequency induction welder power technique fields, is related to a kind of IGBT inversion power regulation device.
Background technique
In solid state high-frequency induction welder (welded tube) field, induction heating power is by rectifier cabinet, power step-down transformer, inverter cabinet three
Most of group ingredient cabinet layout.Wherein, inverter cabinet uses high frequency low voltage MOSFET element, and rectifier cabinet uses silicon controlled rectifier, because
Inversion is using low-voltage device so power supply needs to be then sent through rectifier cabinet after transformer pressure-reducing.Complete equipment is bulky, land occupation
Area is big, the unfavorable Fast Installation on site in scene and use；It is incomplete in three-phase voltage because silicon-controlled voltage regulation belongs to phase-shift voltage regulating
There are phase shift factors and harmonic wave factor in the case where conducting, so power factor is lower, exists to power grid and pollutes；Silicon controlled power modulation
Belong to power frequency component, output ripple is big, and LC filtering link is more, will affect weldquality when welding special tubes.
Utility model content
The utility model proposes a kind of IGBT inversion power regulation device, solve in the prior art that solid state high-frequency induction welder power supply is not
Conducive to the low problem of in-site installation and use, power factor.
The technical solution of the utility model is achieved in that
Including the filter capacitor and inverter module connected by laminated bus bar, the inverter module anode and the filtered electrical
Hold anode to connect with the laminated bus bar anode, the inverter module negative terminal and the filter capacitor cathode with the stacking
The connection of busbar cathode, laminated bus bar anode top are provided with connection row one, and the laminated bus bar cathode is provided with connection row
Two,
The inverter module output is connect with terminal block one,
It further include fast diode rectification module, the inverter module and the fast diode rectification module are arranged one
The two sides of body formula water box, the fast diode rectification module are also connect with terminal block two.
It further, further include cabinet, the laminated bus bar is vertically arranged in the cabinet, connection row one and described
Connection row two stretches out the top of the box, is located on the outside of the cabinet, and the filter capacitor and the inverter module are arranged in institute
The same side of laminated bus bar is stated, the filter capacitor is arranged on the upside of the inverter module, and, institute vertical with the laminated bus bar
It states inverter module and is disposed with integral type water box and fast diode rectification module far from the side of the laminated bus bar, it is described
Terminal block one is arranged on the downside of the inverter module, and the terminal block two is arranged on the downside of the fast diode rectification module.
Further, further include the driving plate being arranged on the cabinet front door, the driving plate by conducting wire with it is described inverse
Become module connection.
It further, further include the ammeter that the cabinet front door is set.
Further, the cabinet back is provided with blower.
Further, the cabinet is closed metal cabinet.
The working principle and beneficial effect of the utility model are as follows:
1, external dc power passes through two access the utility model IGBT inversion Power Regulation unit of connection row one and connection row, warp
It crosses after filter capacitor, inverter module, output high voltage square wave, then high frequency voltage square wave is output to by height by terminal block one
Frequency power transformer (high frequency transformer is external) is depressured, and high frequency transformer output end accesses fast diode by terminal block two
Rectification module is rectified, and provides power supply for subsequent conditioning circuit.
The utility model is matched with high frequency transformer, instead of the Industrial Frequency Transformer and silicon-controlled voltage regulation in traditional technology
Part can be placed in a small-sized cabinet body because of the utility model and high frequency transformer compact, be conducive to a whole set of solid-state
High-frequency induction welder power supply integrates, and not only reduces occupied area, but also advantageous Fast Installation and use on site；Meanwhile quick two
Pole pipe rectification module can be improved the power factor of a whole set of solid state high-frequency induction welder power supply compared with thyristor regulating laminate section, reduce
Pollution to power grid；The utility model is since use inverter module carries out high-frequency inversion, after high frequency transformer matches, then passes through
The rectification of fast diode rectification module, the LC filtering link needed is few, can guarantee weldquality when welding special tubes.
Filter capacitor is connect with inverter module by laminated bus bar, make filter capacitor to inverter module wire length most
It is short, greatly reduce lead-in inductance of the filter capacitor to inverter module, the electricity generated when to reducing current switching
Pointing peak reduces the damage to power device in inverter module；Meanwhile laminated bus bar can make each power device in inverter module
The physical conductors length of part input and output is consistent, solves the equal flow problem between power device, it is ensured that inverter module is for a long time
Reliably working.
Inverter module and fast diode rectification module are arranged in same integral type water box, can make full use of sky
Between, while saving water resource.
2, connection row one and connection row two are located at outside cabinet in the utility model, convenient with external dc power wiring,
Filter capacitor and inverter module are setting up and down in the same side of laminated bus bar, and terminal block one is arranged on the downside of inverter module, terminal
Row two is arranged on the downside of fast diode rectification module, and such layout can not only efficiently use the intracorporal space of case, and
Meet most shorting stub principle.
3, driving plate is used to provide high-frequency drive pulse to inverter module in the utility model, is the small electricity of low pressure in driving plate
Signal is flowed, inverter module is high-voltage great-current signal, driving plate is arranged on cabinet front door, and the discrete setting of inverter module,
It can be interfered caused by driving plate to avoid inverter module.
4, ammeter is set at cabinet front door, user is facilitated to understand the operating status of the utility model at any time；It is carried on the back in cabinet
Blower is arranged in portion, is conducive to the heat dissipation of case intracorporal filter capacitor, inverter module and fast diode rectification module, to guarantee
The reliability service of the utility model.
5, cabinet is closed metal cabinet, can reduce influence of the external electromagnetic interference to element in cabinet.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the utility model schematic diagram of internal structure；
Fig. 2 is the utility model structure diagram；
In figure: 1- cabinet, 2- laminated bus bar, 21- connection arrange one, 22- connection and arrange two, 3- ammeter, the front door 4-, 5- driving
Plate, 6- filter capacitor, 7- inverter module, 8- integral type water box, 9- terminal block one, 10- terminal block two, 11- fast diode are whole
Flow module, 12- blower.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present element placed in the middle.Term as used herein " vertically ", " horizontal ", " left side "
" right side " and similar statement are merely for purposes of illustration, and are not offered as unique embodiment.
As Figure 1-Figure 2, including the filter capacitor 6 and inverter module 7 that are connected by laminated bus bar 2, inverter module 7 is just
End and 6 anode of filter capacitor are connect with 2 anode of laminated bus bar, and 7 negative terminal of inverter module and 6 cathode of filter capacitor are female with stacking
The connection of 2 cathode is arranged, the positive top of laminated bus bar 2 is provided with connection row 1, and 2 cathode of laminated bus bar is provided with connection row 2 22,
The output of inverter module 7 is connect with terminal block 1,
It further include fast diode rectification module 11, inverter module 7 and fast diode rectification module 11 are arranged in one
The two sides of formula water box 8, fast diode rectification module 11 are also connect with terminal block 2 10.
External dc power arranges one 21 and 2 22 access the utility model IGBT inversion Power Regulation unit of connection row by connection,
After filter capacitor 6, inverter module 7, output high voltage square wave, then it is by terminal block 1 that high frequency voltage square wave is defeated
It arrives high frequency transformer high frequency transformer out to be depressured to be external, high frequency transformer output end is quick by the access of terminal block 2 10
Diode rectification module 11 is rectified, and provides power supply for subsequent conditioning circuit.
The utility model is matched with high frequency transformer, instead of the Industrial Frequency Transformer and silicon-controlled voltage regulation in traditional technology
Part can be placed in a small-sized cabinet body because of the utility model and high frequency transformer compact, be conducive to a whole set of solid-state
High-frequency induction welder power supply integrates, and not only reduces occupied area, but also advantageous Fast Installation and use on site；Meanwhile quick two
Pole pipe rectification module 11 can be improved the power factor of a whole set of solid state high-frequency induction welder power supply, subtract compared with thyristor regulating laminate section
Few pollution to power grid；The utility model due to using inverter module 7 carry out high-frequency inversion, after high frequency transformer matches, then
It is rectified by fast diode rectification module 11, the LC filtering link needed is few, can guarantee weld seam matter when welding special tubes
Amount.
Filter capacitor 6 is connect with inverter module 7 by laminated bus bar 2, keeps filter capacitor 6 long to the lead of inverter module 7
Degree is most short, the lead-in inductance that filter capacitor 6 arrives inverter module 7 is greatly reduced, to reduce production when current switching
Raw due to voltage spikes reduces the damage to power device in inverter module 7；Meanwhile laminated bus bar 2 can make in inverter module 7
The physical conductors length of each power device input and output is consistent, solves the equal flow problem between power device, it is ensured that inversion
7 long-time reliably working of module.
Inverter module 7 and fast diode rectification module 11 are arranged in same integral type water box 8, can make full use of
Space, while saving water resource.
It further, further include cabinet 1, laminated bus bar 2 is vertically arranged in cabinet 1, connection row 1 and connection row 2 22
1 top of cabinet is stretched out, 1 outside of cabinet is located at, the same side of laminated bus bar 2, filtering is arranged in filter capacitor 6 and inverter module 7
Capacitor 6 is arranged on the upside of inverter module 7, and vertical with laminated bus bar 2, and side of the inverter module 7 far from laminated bus bar 2 is successively set
Integral type water box 8 and fast diode rectification module 11 are equipped with, the setting of terminal block 1 is in 7 downside of inverter module, terminal block 2 10
Setting is in 11 downside of fast diode rectification module.
Connection row 1 and connection row 2 22 are located at outside cabinet 1 in the utility model, convenient to connect with external dc power
Line, filter capacitor 6 and inverter module 7 are setting up and down in the same side of laminated bus bar, and terminal block 1 is arranged under inverter module 7
In 11 downside of fast diode rectification module, such layout can not only efficiently use cabinet 1 for side, the setting of terminal block 2 10
Interior space, and meet most shorting stub principle.
It further, further include the driving plate 5 being arranged on 1 front door 4 of cabinet, driving plate 5 is connected by conducting wire and inverter module 7
It connects.
Driving plate 5 is used to provide high-frequency drive pulse to inverter module 7 in the utility model, is that low pressure is small in driving plate 5
Current signal, inverter module 7 are high-voltage great-current signal, and driving plate 5 is arranged on 1 front door 4 of cabinet, is divided with inverter module 7
It erects and sets, can interfere to avoid inverter module 7 caused by driving plate 5.
It further, further include the ammeter 3 that 1 front door 4 of cabinet is set.
Further, 1 back of cabinet is provided with blower 12.
Ammeter 3 is set at 1 front door 4 of cabinet, user is facilitated to understand the operating status of the utility model at any time；In cabinet 1
Blower 12 is arranged in back, is conducive to dissipating for the filter capacitor 6 in cabinet 1, inverter module 7 and fast diode rectification module 11
Heat, to guarantee the reliability service of the utility model.
Further, cabinet 1 is closed metal cabinet.
Cabinet 1 is closed metal cabinet, can reduce influence of the external electromagnetic interference to element in cabinet 1.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of IGBT inversion power regulation device, it is characterised in that: including by laminated bus bar (2) connect filter capacitor (6) and
Inverter module (7), inverter module (7) anode and the filter capacitor (6) anode connect with the laminated bus bar (2) anode
It connects, inverter module (7) negative terminal and the filter capacitor (6) cathode are connect with the laminated bus bar (2) cathode, the layer
Folded busbar (2) positive top is provided with one (21) of connection row, and laminated bus bar (2) cathode is provided with two (22) of connection row,
Inverter module (7) output is connect with terminal block one (9),
It further include fast diode rectification module (11), the inverter module (7) and the fast diode rectification module (11)
Two sides in integral type water box (8) are set, and the fast diode rectification module (11) also connect with terminal block two (10).
2. a kind of IGBT inversion power regulation device according to claim 1, it is characterised in that: further include cabinet (1), the layer
Folded busbar (2) are vertically arranged in the cabinet (1), and one (21) are arranged in the connection and the connection arranges two (22) and stretches out the case
At the top of body (1), it is located on the outside of the cabinet (1), the filter capacitor (6) and the inverter module (7) are arranged in the stacking
The same side of busbar (2), the filter capacitor (6) setting on the upside of the inverter module (7), and with the laminated bus bar (2)
Vertically, the inverter module (7) is disposed with integral type water box (8) and quick two far from the side of the laminated bus bar (2)
Pole pipe rectification module (11), on the downside of the inverter module (7), the terminal block two (10) is set for terminal block one (9) setting
It sets on the downside of the fast diode rectification module (11).
3. a kind of IGBT inversion power regulation device according to claim 1, it is characterised in that: further include being arranged in cabinet (1)
Driving plate (5) on front door (4), the driving plate (5) are connect by conducting wire with the inverter module (7).
4. a kind of IGBT inversion power regulation device according to claim 2, it is characterised in that: further include being arranged in the cabinet
(1) ammeter (3) of front door (4).
5. a kind of IGBT inversion power regulation device according to claim 2, it is characterised in that: cabinet (1) the back setting
There are blower (12).
6. a kind of IGBT inversion power regulation device according to claim 2, it is characterised in that: the cabinet (1) is closed
Metal chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822178290.5U CN209375476U (en) | 2018-12-24 | 2018-12-24 | A kind of IGBT inversion power regulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822178290.5U CN209375476U (en) | 2018-12-24 | 2018-12-24 | A kind of IGBT inversion power regulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209375476U true CN209375476U (en) | 2019-09-10 |
Family
ID=67830433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822178290.5U Active CN209375476U (en) | 2018-12-24 | 2018-12-24 | A kind of IGBT inversion power regulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209375476U (en) |
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2018
- 2018-12-24 CN CN201822178290.5U patent/CN209375476U/en active Active
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