CN208836098U - A kind of practical driving IGBT circuit device - Google Patents
A kind of practical driving IGBT circuit device Download PDFInfo
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- CN208836098U CN208836098U CN201821605836.4U CN201821605836U CN208836098U CN 208836098 U CN208836098 U CN 208836098U CN 201821605836 U CN201821605836 U CN 201821605836U CN 208836098 U CN208836098 U CN 208836098U
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- circuit device
- device pedestal
- described device
- splitter
- pedestal
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Abstract
The utility model discloses a kind of practical driving IGBT circuit devices, including device pedestal, the leading exterior surface of described device pedestal offers the mouth that amplifies, one side external surface of described device pedestal is fixedly connected with circuit device installation sheet, another side external surface of described device pedestal is fixedly installed with logic level interface, the inside of described device pedestal is fixedly installed with leakage alarm, and the upper end outer surface of described device pedestal is provided with grid resistance area.The practical driving IGBT circuit device of one kind described in the utility model; equipped with protecting glass, splitter, leakage alarm; circuit device can be carried out being protected from outside liquid and enter inside and cause short circuit; damage device; and entire IGBT circuit can be separated into two modules, be conducive to the heat dissipation of circuit device, whether can be leaked electricity with real-time monitoring circuit device; and sounded an alarm in electric leakage and remind people, bring better prospect of the application.
Description
Technical field
The utility model relates to electric device field, in particular to a kind of practical driving IGBT circuit device.
Background technique
Driving IGBT circuit device is a kind of for driving the circuit structure driver of IGBT, with the continuous hair of science and technology
Exhibition, people are also higher and higher for driving the manufacturing process of IGBT circuit device to require；Existing driving IGBT circuit device exists
There are certain drawbacks when use, firstly, driving IGBT circuit device does not have effectively shell to protect, external water source easily enters
Inside leads to Damage by Short Circuit, is unfavorable for the use of people, secondly, IGBT board circuit is more concentrated, is unfavorable for circuit board and dissipates
Heat is unfavorable for the use of people, in addition, can not real-time monitoring circuit device whether leak electricity, and electric leakage when sound an alarm prompting
People bring certain adverse effect to the use process of people, for this purpose, it is proposed that a kind of practical driving IGBT circuit
Device.
Utility model content
The main purpose of the utility model is to provide a kind of practical driving IGBT circuit devices, can effectively solve to carry on the back
The problems in scape technology.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of practical driving IGBT circuit device, including device pedestal, the leading exterior surface of described device pedestal open up
Amplify mouth, and a side external surface of described device pedestal is fixedly connected with circuit device installation sheet, described device pedestal it is another
Side external surface is fixedly installed with logic level interface, and the inside of described device pedestal is fixedly installed with leakage alarm, the dress
The upper end outer surface of bottom set seat is provided with grid resistance area, and the upper end surrounding outer surface of described device pedestal is fixedly connected with separation
Column, the upper end outer surface of the splitter are fixedly installed with circuit board fixing head, are provided between the splitter and splitter
Wiring board, one side external surface of upper end of the wiring board are fixedly installed with connection head, the upper end other side of the wiring board
It is fixedly installed with electric pressure converter, CAN capacitor and distribution area are provided between the wiring board and electric pressure converter, it is described
CAN capacitor is located at the side in distribution area, and power supply connecting band is provided between the electric pressure converter and grid resistance area, described
The upper end of device pedestal is provided with protecting glass.
The half-wave that its leakage alarm is made of R2 current-limiting resistance, crystal diode, zener diode and electrolytic capacitor
Rectifying and voltage-stabilizing filter circuit provides steady dc voltage, warning circuit A and R1 and piezoelectric ceramic piece B group to warning circuit
At alarm generator, usually it is connected due to one end of R2 with the ground line of three sockets, so warning circuit is without working power, B
Not sounding, light emitting diode also do not shine.Once household electrical appliance leak electricity, electrical appliance outer casing electrification accesses the electric leakage of Three-hole socket
Electric current by the firewire holes of three sockets, string holes, electrical appliance metal shell, warning circuit and grid line constitute a circuit,
Leakage current is by lighting light emitting diode after R2 current limliting, crystal diode halfwave rectifier, and leakage current passes through rectification two
So that piezoelectric ceramic piece is issued alarm after pole pipe rectification, user can be reminded in time.
Preferably, the leading exterior surface of the protecting glass is provided with double-sided adhesive, protecting glass front end appearance
Face is fixedly connected by double-sided adhesive with a side external surface of device pedestal, and the upper end outer surface of the protecting glass offers company
Connector hole.
Preferably, the output end of the input terminal of the leakage alarm and logic level interface is electrically connected, the electric leakage
Alarm is internally provided with electroceramics piece and crystal diode, and crystal diode is located at the side of electroceramics piece.
Preferably, the upper end outer surface of described device pedestal connects by the way that the lower end outer surface of splitter and wiring board is fixed
It connects, insulation spacer, the logic level interface, splitter and felt pad is provided between the circuit board fixing head and wiring board
The quantity of piece is four groups.
Preferably, the input terminal of the electric pressure converter is electrically connected by power supply connecting band and the output end in grid resistance area
It connects.
Preferably, installation screw, the circuit device installation sheet and peace are offered in the middle part of the circuit device installation sheet
The quantity for filling screw hole is several groups.
Compared with prior art, the utility model has the following beneficial effects: the practical driving IGBT circuit dress of the one kind
Set, by the protecting glass of setting, can by double-sided adhesive by the protecting glass side of being fixed on the base to circuit device into
Row, which is protected from outside liquid and enters inside, causes Damage by Short Circuit device, is conducive to people's use, passes through the splitter of setting, energy
Entire IGBT circuit is separated into two modules, is conducive to the heat dissipation of circuit device, is conducive to the use of people, leakage alarm
Setting, can real-time monitoring circuit device whether leak electricity, and electric leakage when sound an alarm remind people, be conducive to making for people
With entire to drive IGBT circuit device structure simple, easy to operate, the effect used is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of practical driving IGBT circuit device of the utility model.
Fig. 2 is a kind of partial view of practical driving IGBT circuit device of the utility model.
Fig. 3 is the enlarged drawing in a kind of Fig. 2 of practical driving IGBT circuit device of the utility model at A.
Fig. 4 is the partial structurtes of device pedestal 10 in a kind of Fig. 2 of practical driving IGBT circuit device of the utility model
Schematic diagram.
In figure: 1, circuit board fixing head；2, connection head；3, CAN capacitor；4, wiring board；5, electric pressure converter；6,
Protecting glass；7, circuit device installation sheet；8, splitter；9, amplify mouth；10, device pedestal；11, grid resistance area；12, match
Electric area；13, logic level interface；14, power supply connecting band；15, leakage alarm.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of practical driving IGBT circuit device, including device pedestal 10, before device pedestal 10
End outer surface offers the mouth 9 that amplifies, and a side external surface of device pedestal 10 is fixedly connected with circuit device installation sheet 7, device bottom
Another side external surface of seat 10 is fixedly installed with logic level interface 13, and the inside of device pedestal 10 is fixedly installed with leakage-current alarm
Device 15, the upper end outer surface of device pedestal 10 are provided with grid resistance area 11, and the upper end surrounding outer surface of device pedestal 10 is fixed
It is connected with splitter 8, the upper end outer surface of splitter 8 is fixedly installed with circuit board fixing head 1, between splitter 8 and splitter 8
It is provided with wiring board 4, one side external surface of upper end of wiring board 4 is fixedly installed with connection head 2, and the upper end of wiring board 4 is another
Side is fixedly installed with electric pressure converter 5, and CAN capacitor 3 and distribution area 12 are provided between wiring board 4 and electric pressure converter 5,
CAN capacitor 3 is located at the side in distribution area 12, and power supply connecting band 14 is provided between electric pressure converter 5 and grid resistance area 11,
The upper end of device pedestal 10 is provided with protecting glass 6.
The leading exterior surface of protecting glass 6 is provided with double-sided adhesive, 6 leading exterior surface of protecting glass by double-sided adhesive with
One side external surface of device pedestal 10 is fixedly connected, and the upper end outer surface of protecting glass 6 offers connector hole, is convenient for route
Connector 2 protrudes into inside；The input terminal of leakage alarm 15 and the output end of logic level interface 13 are electrically connected, leakage-current alarm
Device 15 is internally provided with electroceramics piece and crystal diode, and crystal diode is located at the side of electroceramics piece, convenient for electric leakage report
Alert device 15 is detected whether to leak electricity and be sounded an alarm；The upper end outer surface of device pedestal 10 passes through the lower end of splitter 8 and wiring board 4
Outer surface is fixedly connected, and insulation spacer, logic level interface 13, splitter are provided between circuit board fixing head 1 and wiring board 4
8 and the quantity of insulation spacer are four groups, describe the quantity of its connection relationship and section components；The input of electric pressure converter 5
End is electrically connected by the output end in power supply connecting band 14 and grid resistance area 11, describes electric pressure converter 5 and grid resistance
Connection relationship between area 11；The middle part of circuit device installation sheet 7 offers installation screw, circuit device installation sheet 7 and installation
The quantity of screw hole is several groups, and device is mounted on fixed position conducive to circuit device installation sheet 7.
It should be noted that the utility model is that the practical driving IGBT circuit device of one kind first checks for when in use
Whether circuit device damages, and device pedestal 10 is mounted on by circuit device installation sheet 7 to be needed at position to be mounted, then is passed through
Double-sided adhesive by 6 side of being fixed on the base of protecting glass to circuit device be protected from outside liquid enter inside cause it is short
Path loss bad device is conducive to the use of people, by data butt joint by the connector hole on protecting glass 6 protrude into it is internal with
Connection head 2 docks, and power supply line positive and negative anodes is sequentially ingressed into logic level interface 13, internal circuit is powered, and power supply passes through
Grid resistance area 11, by power supply connecting band 14 enter electric pressure converter 5, after behind distribution area 12 enter CAN capacitor 3,
Its whole device is started to work, and entire IGBT circuit can be separated into two modules by splitter 8, is conducive to dissipating for circuit device
Heat, is conducive to the use of people, leakage alarm 15 can real-time monitoring circuit device whether leak electricity, and issue police in electric leakage
Report reminds people, is conducive to the use of people, more practical.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of practical driving IGBT circuit device, including device pedestal (10), it is characterised in that: described device pedestal (10)
Leading exterior surface offer the mouth that amplifies (9), a side external surface of described device pedestal (10) be fixedly connected with circuit device peace
Load (7), another side external surface of described device pedestal (10) are fixedly installed with logic level interface (13), described device pedestal
(10) inside is fixedly installed with leakage alarm (15), and the upper end outer surface of described device pedestal (10) is provided with grid resistance
The upper end surrounding outer surface in area (11), described device pedestal (10) is fixedly connected with splitter (8), the splitter (8) it is upper
End outer surface is fixedly installed with circuit board fixing head (1), is provided with wiring board between the splitter (8) and splitter (8)
(4), one side external surface of upper end of the wiring board (4) is fixedly installed with connection head (2), the upper end of the wiring board (4)
The other side is fixedly installed with electric pressure converter (5), is provided with CAN capacitor between the wiring board (4) and electric pressure converter (5)
(3) and distribution area (12), the CAN capacitor (3) are located at the side in distribution area (12), the electric pressure converter (5) and grid
It is provided between resistance area (11) power supply connecting band (14), the upper end of described device pedestal (10) is provided with protecting glass (6).
2. the practical driving IGBT circuit device of one kind according to claim 1, it is characterised in that: the protecting glass
(6) leading exterior surface is provided with double-sided adhesive, and protecting glass (6) leading exterior surface passes through double-sided adhesive and device pedestal
(10) a side external surface is fixedly connected, and the upper end outer surface of the protecting glass (6) offers connector hole.
3. the practical driving IGBT circuit device of one kind according to claim 1, it is characterised in that: the leakage alarm
(15) output end of input terminal and logic level interface (13) is electrically connected, and leakage alarm (15) are internally provided with
Electroceramics piece and crystal diode, crystal diode are located at the side of electroceramics piece.
4. the practical driving IGBT circuit device of one kind according to claim 1, it is characterised in that: described device pedestal
(10) upper end outer surface is fixedly connected by splitter (8) with the lower end outer surface of wiring board (4), the circuit board fixing head
(1) be provided with insulation spacer between wiring board (4), the logic level interface (13), splitter (8) and insulation spacer number
Amount is four groups.
5. the practical driving IGBT circuit device of one kind according to claim 1, it is characterised in that: the electric pressure converter
(5) input terminal is electrically connected by the output end of power supply connecting band (14) and grid resistance area (11).
6. the practical driving IGBT circuit device of one kind according to claim 1, it is characterised in that: the circuit device peace
Installation screw is offered in the middle part of load (7), the circuit device installation sheet (7) and the quantity of installation screw are several groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821605836.4U CN208836098U (en) | 2018-09-30 | 2018-09-30 | A kind of practical driving IGBT circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821605836.4U CN208836098U (en) | 2018-09-30 | 2018-09-30 | A kind of practical driving IGBT circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208836098U true CN208836098U (en) | 2019-05-07 |
Family
ID=66318707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821605836.4U Active CN208836098U (en) | 2018-09-30 | 2018-09-30 | A kind of practical driving IGBT circuit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208836098U (en) |
-
2018
- 2018-09-30 CN CN201821605836.4U patent/CN208836098U/en active Active
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