CN209562399U

CN209562399U - A kind of high pressure IGBT driving plate structure

Info

Publication number: CN209562399U
Application number: CN201920650860.8U
Authority: CN
Inventors: 刘坤鹏; 刘文士; 申相庆
Original assignee: JINING SHENGDIAN ELECTRONIC CO Ltd
Current assignee: JINING SHENGDIAN ELECTRONIC CO Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2019-10-29
Anticipated expiration: 2029-05-08

Abstract

The utility model discloses a kind of high pressure IGBT driving plate structures, including driving plate, plastic packaging shell and peripheral circuit plate are fixedly installed in the middle part of driving plate top, plastic packaging shell is positive and middle part and the whole of the back side are fixedly installed with radiating fin by the inner cavity offered, the side of plastic packaging housing tip is opened up there are two symmetrical thread socket, the top of peripheral circuit plate is separately installed with controller, IGBT driving chip, drive accessory power supply and connector, the side of controller is IGBT driving chip, the side of IGBT driving chip is driving accessory power supply, the side for driving accessory power supply is connector, the utility model has the beneficial effects that plastic packaging shell made of radiating fin being equipped with and thermally conductive beautiful piece and aluminum alloy materials, it will can effectively drive the conduct heat away generated when panel device work Fall, effectively reduce the temperature of the work of driving panel device, improves the service life of driving panel device and the security and stability of work.

Description

A kind of high pressure IGBT driving plate structure

Technical field

The utility model relates to a kind of driving plate structure, in particular to a kind of high pressure IGBT driving plate structure.

Background technique

IGBT driving board is generally referred to by IGBT driving chip, driving accessory power supply, driving peripheral circuit and connector group At board grade circuit product, price is higher relative to IGBT driving chip, but using simple, successfully builds convenient for quickly whole Electrical system is covered, is liked by engineer.

However existing IGBT driving board structure mostly uses open, be easy to cause dust and moisture when in use It enters the inside of IGBT driving chip or drives the inside of peripheral circuit, damage, while existing IGBT driving board Structure thermal diffusivity is poor, leads to the reduction of device element working life.

Utility model content

The purpose of this utility model is to provide a kind of high pressure IGBT driving plate structures, to solve to mention in above-mentioned background technique Existing IGBT driving board structure out mostly uses open, and dust and moisture is be easy to cause to enter when in use The inside of IGBT driving chip or the inside for driving peripheral circuit, damage, while existing IGBT driving board structure dissipates It is hot poor, cause device element working life reduce the problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of high pressure IGBT driving plate structure, including Driving plate is fixedly installed with plastic packaging shell and peripheral circuit plate in the middle part of the driving plate top, and the peripheral circuit plate is located at The inside of plastic packaging shell, the plastic packaging shell is positive and middle part and the whole of the back side are fixedly mounted by the inner cavity offered There is a radiating fin, the side of the plastic packaging housing tip opens up that there are two symmetrical thread socket, the tops of the peripheral circuit plate End is separately installed with controller, IGBT driving chip, driving accessory power supply and connector, and the side of the controller is IGBT drive Dynamic chip, the side of the IGBT driving chip are driving accessory power supply, and the side of the driving accessory power supply is connector.

As a kind of optimal technical scheme of the utility model, thermally conductive jade is inlaid in the middle part of the plastic packaging housing tip Piece.

As a kind of optimal technical scheme of the utility model, circle is fixed at two avris of the plastic packaging housing tip Corner structure.

As a kind of optimal technical scheme of the utility model, the quantity of the connector is two, and two institutes It is corresponding with thread socket to state connector.

As a kind of optimal technical scheme of the utility model, the plastic packaging shell is made of aluminum alloy materials, and described Radiating fin is integrated with plastic packaging shell.

As a kind of optimal technical scheme of the utility model, four edges on the driving plate top offer spiral shell Line mounting hole.

Compared with prior art, the utility model has the beneficial effects that a kind of high pressure IGBT driving of the utility model is hardened Structure, the plastic packaging shell made of the radiating fin and thermally conductive beautiful piece and aluminum alloy materials that are equipped with can be effectively by driving The conduct heat away that panel device generates when working falls, and effectively reduces the temperature of the work of driving panel device, improves driving plate The service life of equipment and the security and stability of work improve the dust-proof anti-of IGBT driving board by the plastic packaging shell being equipped with Aqueous energy, avoids internal components from damaging.

Detailed description of the invention

Fig. 1 is the utility model positive structure schematic；

Fig. 2 is the utility model plastic packaging housing interior structure schematic diagram.

In figure: 1, driving plate；2, plastic packaging shell；3, threaded mounting hole；4, rounded structure；5, thermally conductive beautiful piece；6, radiating fin Piece；7, thread socket；8, controller；9, IGBT driving chip；10, accessory power supply is driven；11, connector；12, peripheral circuit Plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model It clearly and completely describes, it is clear that the embodiment of description is only the utility model a part of the embodiment, rather than whole realities Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of high pressure IGBT driving plate structure, including driving plate 1, driving plate referring to FIG. 1-2, Plastic packaging shell 2 and peripheral circuit plate 12 are fixedly installed in the middle part of 1 top, peripheral circuit plate 12 is located at the inside of plastic packaging shell 2, Plastic packaging shell 2 is positive and middle part and the whole of the back side are fixedly installed with radiating fin 6, plastic packaging shell by the inner cavity offered The side on 2 top of body is opened up there are two symmetrical thread socket 7, the top of peripheral circuit plate 12 be separately installed with controller 8, IGBT driving chip 9, driving accessory power supply 10 and connector 11, the side of controller 8 are IGBT driving chip 9, IGBT driving The side of chip 9 is driving accessory power supply 10, and the side of driving accessory power supply 10 is connector 11.

Preferably, thermally conductive beautiful piece 5 is inlaid in the middle part of 2 top of plastic packaging shell, convenient for further distributing heat, effectively Reduce the temperature of the work of 1 equipment of driving plate.

Preferably, it is fixed with rounded structure 4 at two avris on 2 top of plastic packaging shell, rounded structure 4 avoids avris sharp Route is damaged.

Preferably, the quantity of connector 11 is two, and two connectors 11 are corresponding with thread socket 7, convenient for connection External power supply or other signalling arrangement sockets.

Preferably, plastic packaging shell 2 is made of aluminum alloy materials, and radiating fin 6 is integrated with plastic packaging shell 2, Improve the service life of 1 equipment of driving plate and the security and stability of work.

Preferably, four edges on 1 top of driving plate offer threaded mounting hole 3, are convenient for Fast Installation driving plate 1。

When specifically used, a kind of high pressure IGBT driving plate structure of the utility model, staff is first checked in driving plate 1 Peripheral circuit plate 12 and other each sections whether be bonded, confirmation IGBT driving board structural device it is intact and then will Plastic packaging shell 2 is fixed in driving plate 1, driving plate 1 is installed to suitable position by threaded mounting hole 3, then pass through screw thread Socket 7 and connector 11 connect input-output line, adjust running parameter, can start to work normally later, due to plastic packaging shell 2 Equipped with radiating fin 6 and thermally conductive beautiful piece 5, effectively the conduct heat away generated when panel device work will can be driven to fall, effectively The temperature for reducing the work of driving panel device improves the service life of driving panel device and the security and stability of work, leads to The plastic packaging shell 2 for crossing aluminum alloy materials manufacture, improves the dustproof and waterproof performance of IGBT driving board 1, internal components is avoided to cause Damage.

In the description of the present invention, it should be understood that the orientation or positional relationship of instruction is based on shown in attached drawing Orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as practical new to this The limitation of type.

In the present invention unless specifically defined or limited otherwise, for example, it may be being fixedly connected, be also possible to It is detachably connected, or integral；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements, unless otherwise clear Restriction can understand above-mentioned term in the utility model as the case may be for the ordinary skill in the art In concrete meaning.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model, which is defined by the appended claims and the equivalents thereof, to be fallen.

Claims

1. a kind of high pressure IGBT driving plate structure, including driving plate (1), which is characterized in that the middle part on driving plate (1) top It is fixedly installed with plastic packaging shell (2) and peripheral circuit plate (12), the peripheral circuit plate (12) is located at the interior of plastic packaging shell (2) Portion, the plastic packaging shell (2) is positive and middle part and the whole of the back side are fixedly installed with radiating fin by the inner cavity offered Piece (6), the side on plastic packaging shell (2) top are opened up there are two symmetrical thread socket (7), the peripheral circuit plate (12) Top be separately installed with controller (8), IGBT driving chip (9), driving accessory power supply (10) and connector (11), the control The side of device (8) processed is IGBT driving chip (9), and the side of the IGBT driving chip (9) is driving accessory power supply (10), institute The side for stating driving accessory power supply (10) is connector (11).

2. a kind of high pressure IGBT driving plate structure according to claim 1, it is characterised in that: plastic packaging shell (2) top Thermally conductive beautiful piece (5) is inlaid in the middle part of end.

3. a kind of high pressure IGBT driving plate structure according to claim 1, it is characterised in that: plastic packaging shell (2) top Rounded structure (4) are fixed at two avris at end.

4. a kind of high pressure IGBT driving plate structure according to claim 1, it is characterised in that: the number of the connector (11) Amount is two, and two connectors (11) are corresponding with thread socket (7).

5. a kind of high pressure IGBT driving plate structure according to claim 1, it is characterised in that: the plastic packaging shell (2) by Aluminum alloy materials are made, and the radiating fin (6) is integrated with plastic packaging shell (2).

6. a kind of high pressure IGBT driving plate structure according to claim 1, it is characterised in that: driving plate (1) top Four edges offer threaded mounting hole (3).