CN208256664U - A kind of IGBT control circuit board - Google Patents
A kind of IGBT control circuit board Download PDFInfo
- Publication number
- CN208256664U CN208256664U CN201820976234.3U CN201820976234U CN208256664U CN 208256664 U CN208256664 U CN 208256664U CN 201820976234 U CN201820976234 U CN 201820976234U CN 208256664 U CN208256664 U CN 208256664U
- Authority
- CN
- China
- Prior art keywords
- igbt
- connecting terminal
- pcb board
- connect
- signal wire
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of IGBT control circuit boards, including pcb board connecting terminal, signal wire, insulating layer, igbt chip, substrate, IGBT connecting terminal, fixing threaded hole, unit networks and pcb board, a fixing threaded hole is respectively arranged in the substrate quadrangle, screw passes through fixing threaded hole and fixes substrate, 8 insulating layers of substrate center spaced set, one igbt chip is respectively installed on each insulating layer, igbt chip is connect with signal wire, signal wire is connect with pcb board connecting terminal, to connect igbt chip and pcb board, one layer of electro-insulating rubber is wrapped up outside signal wire, 8 unit networks of spaced set on pcb board, unit networks are connect by cabling inside pcb board with IGBT connecting terminal, a kind of IGBT control circuit board electricity of the utility model design Line structure is simple, low in energy consumption, highly-safe.
Description
Technical field
The utility model relates to circuit arrangement field more particularly to a kind of IGBT control circuit boards.
Background technique
Instantly it is easy electric leakage in IGBT circuit board operational process, so as to cause short circuit even fire, and then endangers
The personal safety of operator, while modern times IGBT circuit board fluctuation of service, low conduction voltage drop is high, while driving power is high,
, heat dissipation height high so as to cause equipment power dissipation.
Utility model content
The purpose of this utility model is to provide a kind of IGBT control circuit boards, to solve the above technical problems, to realize
Above-mentioned purpose the utility model uses following technical scheme:
A kind of IGBT control circuit board, including pcb board connecting terminal, signal wire, insulating layer, igbt chip, substrate, IGBT
A fixing threaded hole is respectively arranged in connecting terminal, fixing threaded hole, unit networks and pcb board, the substrate quadrangle, and screw, which passes through, to be fixed
Screw hole fixes substrate, 8 insulating layers of substrate center spaced set, respectively installs an igbt chip on each insulating layer,
Igbt chip is connect with signal wire, and signal wire is connect with pcb board connecting terminal, so that igbt chip and pcb board are connected, signal wire
Outside one layer of electro-insulating rubber of package, 8 unit networks of spaced set on pcb board, unit networks by cabling inside pcb board and
The connection of IGBT connecting terminal.
On that basis of the above technical scheme, the IGBT connecting terminal includes pedestal and wiring contact, pedestal and pcb board spiral shell
Line connection, wiring contact are connect with base thread, and wiring contact selects to use as needed.
On that basis of the above technical scheme, the insulating layer uses ceramic material.
On that basis of the above technical scheme, pcb board connecting terminal is divided into JP terminal and JN terminal in the circuit board, and two
Terminal meets three IGBT connecting terminals, IGBT connecting terminal upper connecting terminal P+, lower connecting terminal P- through 8 unit networks respectively
And middle connecting terminal O.
A kind of IGBT control circuit board of the utility model design passes through setting igbt chip, the existing huge transistor of chip
Saturation pressure reduce, the big advantage of current carrying density, while having semiconductor field effect transistor driving power small, switching speed is fast
The advantages of, the power consumption of equipment is effectively reduced, improves the stability of equipment, by setting insulation plate insulating layer, improves the peace of equipment
The personal safety of operator is effectively ensured in Quan Xing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the mounting structure schematic diagram of igbt chip.
Fig. 3 is the structural schematic diagram of IGBT connecting terminal.
Fig. 4 is circuit board internal circuit figure.
In figure: 1-PCB plate connecting terminal；2- signal wire；3- insulating layer；4-IGBT chip；5- substrate；6-IGBT terminals
Son；7- fixing threaded hole；8- unit networks；9-PCB plate；10- pedestal；11- wiring contact.
Specific embodiment
The utility model is further elaborated in the following with reference to the drawings and specific embodiments.
As shown in Figs. 1-2, a kind of IGBT control circuit board, including pcb board connecting terminal 1, signal wire 2, insulating layer 3,
Igbt chip 4, substrate 5, IGBT connecting terminal 6, fixing threaded hole 7, unit networks 8 and pcb board 9,5 four jiaos of the substrate are respectively arranged
One fixing threaded hole 7, screw pass through fixing threaded hole 7 and fix substrate 5,8 insulating layers 3 of central spaced set of substrate 5, each
One igbt chip 4 is respectively installed, igbt chip 4 is connect with signal wire 2, and signal wire 2 and pcb board connecting terminal 1 connect on insulating layer 3
It connects, to connect igbt chip 4 and pcb board 9, one layer of electro-insulating rubber, spaced set 8 on pcb board 9 is wrapped up outside signal wire 2
A unit networks 8, unit networks 8 are connect by 9 inside cabling of pcb board with IGBT connecting terminal 6.
In the present embodiment, the IGBT connecting terminal 6 includes pedestal 10 and wiring contact 11, pedestal 10 and 9 screw thread of pcb board
Connection, wiring contact 11 are threadedly coupled with pedestal 10, and selection uses wiring contact 11 as needed.The insulating layer 3 is using pottery
Porcelain material.
Pcb board connecting terminal is divided into JP terminal and JN terminal in the circuit board, and two terminals are respectively through 8 unit networks
Meet three IGBT connecting terminals, IGBT connecting terminal upper connecting terminal P+, lower connecting terminal P- and middle connecting terminal O.
The utility model design a kind of IGBT control circuit board in use, every two pcb board connecting terminal connection anode,
Other two pcb board connecting terminal connects cathode, and IGBT connecting terminal contacts Power Generation Road, guarantees the operation of igbt chip triggered as normal,
And then guarantee the normal operation of circuit board.
The above is the utility model preferred embodiment, for the ordinary skill in the art, according to this reality
With novel introduction, in the case where not departing from the principles of the present invention and spirit, the change that is carried out to embodiment is repaired
Change, replacement and variant is still fallen within the protection scope of the utility model.
Claims (4)
1. a kind of IGBT control circuit board, which is characterized in that including pcb board connecting terminal, signal wire, insulating layer, igbt chip,
A fixing threaded hole, spiral shell is respectively arranged in substrate, IGBT connecting terminal, fixing threaded hole, unit networks and pcb board, the substrate quadrangle
Nail fixes substrate across fixing threaded hole, 8 insulating layers of substrate center spaced set, respectively installs one on each insulating layer
Igbt chip, igbt chip are connect with signal wire, and signal wire is connect with pcb board connecting terminal, to connect igbt chip and PCB
One layer of electro-insulating rubber, 8 unit networks of spaced set on pcb board are wrapped up in plate, signal wire outside, and unit networks pass through pcb board
Internal cabling is connect with IGBT connecting terminal.
2. a kind of IGBT control circuit board according to claim 1, which is characterized in that the IGBT connecting terminal includes base
Seat and wiring contact, pedestal are threadedly coupled with pcb board, and wiring contact is connect with base thread, and wiring contact selects as needed
It uses.
3. a kind of IGBT control circuit board according to claim 1, which is characterized in that the insulating layer is using ceramic material
Matter.
4. a kind of IGBT control circuit board according to claim 1, which is characterized in that pcb board wiring in the circuit board
Terminal is divided into JP terminal and JN terminal, and two terminals connect three IGBT connecting terminals, IGBT terminals through 8 unit networks respectively
Sub- upper connecting terminal P+, lower connecting terminal P- and middle connecting terminal O.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820976234.3U CN208256664U (en) | 2018-06-25 | 2018-06-25 | A kind of IGBT control circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820976234.3U CN208256664U (en) | 2018-06-25 | 2018-06-25 | A kind of IGBT control circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208256664U true CN208256664U (en) | 2018-12-18 |
Family
ID=64653224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820976234.3U Expired - Fee Related CN208256664U (en) | 2018-06-25 | 2018-06-25 | A kind of IGBT control circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208256664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110855088A (en) * | 2019-12-04 | 2020-02-28 | 深圳中菱科技有限公司 | Magnetic encoding sensor outer rotor motor and assembling method thereof |
-
2018
- 2018-06-25 CN CN201820976234.3U patent/CN208256664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110855088A (en) * | 2019-12-04 | 2020-02-28 | 深圳中菱科技有限公司 | Magnetic encoding sensor outer rotor motor and assembling method thereof |
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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: 20181218 Termination date: 20190625 |