CN211295076U

CN211295076U - 900 withstand voltage SIC MOSFET's packaging structure

Info

Publication number: CN211295076U
Application number: CN201922085827.8U
Authority: CN
Inventors: 王辉; 何超
Original assignee: Xi'an Yingran Semiconductor Technology Co ltd
Current assignee: Xi'an Yingran Semiconductor Technology Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-18
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a 900 withstand voltage SIC MOSFET's packaging structure, mounting groove internal connection have auxiliary structure, has set up the locking structure on one side lateral wall of mounting groove, equal fixedly connected with fixed plate on the border under the both sides lateral wall that mounting structure kept away from each other, and threaded connection has the fixed screw on the fixed plate, and detachable connection has the effect pipe in the mounting groove, compares with prior art, the beneficial effects of the utility model are that: can carry out the centre gripping through auxiliary structure to the effect pipe fixed, make the connection that the effect pipe can be firm in the mounting groove, avoid droing, it can carry on spacingly to the movable column to establish cardboard and draw-in groove, make the more stable of splint centre gripping, can avoid splint to cause wearing and tearing to the effect pipe through the bed course, can extrude spacingly to the effect pipe through the apron, can be on auxiliary structure's the basis stability that further reinforcement effect pipe and mounting structure are connected, the roof of establishhing the silica gel preparation can extrude the effect pipe and can not cause wearing and tearing to the effect pipe.

Description

900 withstand voltage SIC MOSFET's packaging structure

Technical Field

The utility model relates to an encapsulation structure, in particular to encapsulation structure of 900 withstand voltage SIC MOSFET belongs to SIC MOSFET installation correlation structure technical field.

Background

The SIC MOSFET is a semiconductor effect tube, and has high stability due to the characteristic of high-temperature operation, so that the loss of a switch can be greatly reduced due to channel resistance.

Present SIC MOSFET is all pegged graft on relevant structure through its subassembly, and it is fixed to carry out the centre gripping with simple clamping structure to SIC MOSFET's main part after the grafting is accomplished, avoids it to drop, but simple centre gripping is fixed and stable and unreliable, still has the possibility that SIC MOSFET drops, and some processes can be fixed it on appointed position through the welding, but subsequent maintenance or change of being inconvenient for.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 900 withstand voltage SIC MOSFET's packaging structure, through mounting structure, locking structure and auxiliary structure, can all peg graft on relevant structure through its subassembly by the foretell present SIC MOSFET of effectual solution, it is fixed to carry out the centre gripping with simple clamping structure to SIC MOSFET's main part after the grafting is accomplished, avoid it to drop, but simple centre gripping is fixed and stable and unreliable, still there is the possibility that SIC MOSFET drops, and some processes can be fixed it on appointed position through the welding, but the problem of subsequent maintenance or change of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a 900 withstand voltage SIC MOSFET's packaging structure, includes mounting structure, the mounting groove has been seted up to mounting structure's centre, mounting groove internal connection has auxiliary structure, it has the locking structure to establish on one side lateral wall of mounting groove, equal fixedly connected with fixed plate on the border under the both sides lateral wall that mounting structure kept away from each other, threaded connection has the fixed screw on the fixed plate, detachable connection has the effect pipe in the mounting groove.

As a preferred technical scheme of the utility model, the bounding wall has all been established on the both sides that the mounting groove was kept away from each other, auxiliary structure threaded connection is in the middle of two bounding walls, all rotate on mounting groove open-ended one side border and be connected with the pivot, one side of pivot is rotated and is connected with the apron, the apron is hollow structure, equal fixedly connected with roof on the both sides curb plate inner wall that the apron was kept away from each other, fixedly connected with picture peg in the middle of the one side curb plate inner wall of pivot is kept away from to the apron, the lockhole has been seted up in the centre of picture peg.

As a preferred technical scheme of the utility model, the activity groove has been seted up to the centre of bounding wall, the draw-in groove has all been seted up in the middle of the relative both sides inner wall in the activity inslot, the flexible swing joint of auxiliary structure is at.

As a preferred technical scheme, the locking structure includes the slot, fixedly connected with expanding spring on the lateral wall of one side in the slot, a limiting plate is all established to expanding spring's both sides, expanding spring's one end fixedly connected with push pedal, the equal fixedly connected with linkage plate in both ends that expanding spring one side and kept away from each other is kept away from to the push pedal, the one end fixedly connected with control panel of slot is extended to the linkage plate, the flexible swing joint of control panel is in the middle of one side curb plate outer wall top of mounting structure, fixedly connected with lock post in the middle of one side of expanding spring is kept away from in the push pedal.

As a preferred technical scheme of the utility model, the auxiliary structure is including the activity post, equal fixedly connected with has the cardboard of toughness on the both sides lateral wall that the activity post was kept away from each other, the removable joint of cardboard is in the draw-in groove, the one end fixedly connected with splint of activity post, splint keep away from the fixedly connected with bed course on one side lateral wall of activity post.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the effect tube can be clamped and fixed through the auxiliary structure, so that the effect tube can be firmly connected in the mounting groove and is prevented from falling off, the movable column can be limited by arranging the clamping plate and the clamping groove, the clamping of the clamping plate is more stable, and the abrasion of the clamping plate on the effect tube can be avoided through the cushion layer;

2. can extrude spacingly to the effect pipe through the apron, can be on the basis of auxiliary structure further consolidate the stability that effect pipe and mounting structure are connected, the roof of setting up the silica gel preparation can extrude the effect pipe and can not lead to the fact wearing and tearing to the effect pipe, through picture peg and locking structure's being connected, more firm and open also more convenient when can making the apron close.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the mounting structure of the present invention;

fig. 3 is a schematic plan view of the locking structure of the present invention;

fig. 4 is a schematic top plan view of the auxiliary structure of the present invention;

fig. 5 is a schematic view of the rear view plane structure of the mounting structure of the present invention.

In the figure: 1. a mounting structure; 11. mounting grooves; 111. enclosing plates; 112. a movable groove; 113. a card slot; 12. a rotating shaft; 13. a cover plate; 14. a top plate; 15. inserting plates; 16. a lock hole; 2. a locking structure; 21. a slot; 22. a tension spring; 23. a limiting plate; 24. pushing the plate; 25. a linkage plate; 26. a lock cylinder; 27. a control panel; 3. an auxiliary structure; 31. a movable post; 32. clamping a plate; 33. a splint; 34. a cushion layer; 4. a fixing plate; 5. fixing screws; 6. an effect tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-5, a 900 withstand voltage SIC MOSFET's packaging structure, including mounting structure 1, mounting groove 11 has been seted up in the middle of mounting structure 1, mounting groove 11 internal connection has auxiliary structure 3, can carry out the centre gripping fixed to effect tube 6 through auxiliary structure 3, make the firm connection of effect tube 6 in mounting groove 11, avoid droing, establish locking structure 2 on one side lateral wall of mounting groove 11, equal fixedly connected with fixed plate 4 on the border under the both sides lateral wall that mounting structure 1 kept away from each other, threaded connection has set screw 5 on the fixed plate 4, detachable connection has effect tube 6 in the mounting groove 11.

The auxiliary structure 3 comprises a movable column 31, clamping plates 32 with toughness are fixedly connected to the side walls of two sides, far away from each other, of the movable column 31, the clamping plates 32 and clamping grooves 113 are arranged to limit the position of the movable column 31, so that clamping of the clamping plates 33 is more stable, the clamping plates 32 are detachably clamped in the clamping grooves 113, clamping plates 33 are fixedly connected to one ends of the movable column 31, cushion layers 34 are fixedly connected to the side walls, far away from the movable column 31, of the clamping plates 33, abrasion of the effect tubes 6 caused by the clamping plates 33 can be avoided through the cushion layers 34, the locking structure 2 comprises slots 21, telescopic springs 22 are fixedly connected to the side walls of one sides in the slots 21, limiting plates 23 are arranged on two sides of the telescopic springs 22, push plates 24 are fixedly connected to one ends of the telescopic springs 22, linkage plates 25 are fixedly connected to two ends, far away from one sides of the telescopic springs 22, the control panel 27 is flexibly and movably connected to the middle of the outer wall of the side plate at one side of the mounting structure 1, the lock column 26 is fixedly connected to the middle of one side of the push plate 24 away from the telescopic spring 22, the cover plate 13 can be more firmly closed and more conveniently opened by connecting the inserting plate 15 with the locking structure 2, the movable groove 112 is formed in the middle of the enclosing plate 111, the clamping grooves 113 are formed in the middle of the inner walls at two opposite sides in the movable groove 112, the auxiliary structure 3 is flexibly and movably connected to the two sides of the mounting groove 11 away from each other, the enclosing plates 111 are arranged on the two sides of the auxiliary structure 3, the auxiliary structure 3 is in threaded connection with the middle of the two enclosing plates 111, the rotating shaft 12 is rotatably connected to the edge of one side of the opening of the mounting groove 11, the cover plate 13 is rotatably connected to one side of the rotating shaft 12, the effect, the apron 13 is hollow structure, and equal fixedly connected with roof 14 on the both sides curb plate inner wall that apron 13 kept away from each other establishes the roof 14 of silica gel preparation and can extrude effect tube 6 and can not cause wearing and tearing to effect tube 6, and fixedly connected with picture peg 15 in the middle of the apron 13 keeps away from one side curb plate inner wall of pivot 12, and lockhole 16 has been seted up to the centre of picture peg 15.

Specifically, the effect tube 6 is placed in the mounting groove 11, the enclosing plates 111 are arranged on two opposite sides of the mounting groove 11, the movable groove 112 is arranged between the two enclosing plates 111, the clamping groove 113 is arranged between two opposite side walls of the movable groove 112, the movable column 31 is movably connected in the movable groove 112 in a telescopic manner, after the effect tube 6 is stably placed, the movable column 31 is pushed to drive the clamping plate 33 to clamp and fix the effect tube 6, in order to avoid the damage of the effect tube 6 caused by the clamping plate 33, the cushion layer 34 is fixedly connected on one side wall of the clamping plate 33, after the movable column 31 is pushed into the movable groove 112, the clamping plates 32 fixed on two sides of the movable column 31 are clamped in the clamping groove 113, the purpose of fixing the clamping plate 33 is achieved, after the auxiliary structure 3 is fixed, the cover plate 13 is covered on the top of the mounting groove 11 along the rotating shaft 12, the cover plate 13 is of a hollow structure, and the side plates 14 are fixedly connected on the inner walls, when the cover plate 13 is covered on the opening of the mounting groove 11, the effect tube 6 can be extruded and limited through the top plate 14, the top plate 14 is made of flexible silica gel materials and cannot cause abrasion to the effect tube 6, the inserting plate 15 fixed in the middle of the inner side of the top of the cover plate 13 can be inserted into the inserting groove 21 of the locking structure 2 after the cover plate 13 is closed, the inserting plate 15 can extrude the locking column 26 first after being inserted into the inserting groove 21, after the locking column 26 is overlapped with the locking hole 16 arranged in the middle of the inserting plate 15, the locking column 26 can be pushed into the locking hole 16 through the pushing of the telescopic spring 22, so as to achieve the purpose of fixing the cover plate 13, the effect tube 6 can be effectively installed and fixed through the auxiliary structure 3, the cover plate 13 and the locking structure 2, the fixing effect is also reliable, when the effect tube 6 needs to be replaced, the control plate 27 is pressed, the linkage plate 25 is extruded through the control plate 27, so as to drive the locking column 26 fixed, the cover plate 13 is opened, the movable column 31 is pulled out from the movable groove 112, the clamping of the clamping plate 33 to the effect tube 6 can be loosened, the effect tube 6 is taken out, the clamping plate 32 is made of plastic with toughness and has certain stress deformation and reset characteristics, the mounting structure 1 can be fixed on a specified position through the fixing plate 4 by using the fixing screw 5, and other fixing modes can be selected if the fixing screw 5 cannot be used, so that the mounting structure 1 has excellent strain capacity.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a 900 withstand voltage SIC MOSFET's packaging structure, a serial communication port, including mounting structure (1), mounting groove (11) have been seted up to the centre of mounting structure (1), mounting groove (11) internal connection has auxiliary structure (3), it has locking structure (2) to establish on one side lateral wall of mounting groove (11), equal fixedly connected with fixed plate (4) on the border under the both sides lateral wall that mounting structure (1) kept away from each other, threaded connection has set screw (5) on fixed plate (4), detachable connection has effect pipe (6) in mounting groove (11).

2. The packaging structure of a 900 withstand voltage SIC MOSFET according to claim 1, wherein the enclosing plates (111) are respectively arranged on two sides of the mounting groove (11) far away from each other, the auxiliary structure (3) is screwed between the two enclosing plates (111), the rotating shaft (12) is rotatably connected to one side edge of the opening of the mounting groove (11), the cover plate (13) is rotatably connected to one side of the rotating shaft (12), the cover plate (13) is of a hollow structure, the top plate (14) is fixedly connected to the inner walls of the two side plates far away from each other of the cover plate (13), the inserting plate (15) is fixedly connected to the middle of the inner wall of one side plate far away from the rotating shaft (12) of the cover plate (13), and the locking hole (16) is formed in the middle of the inserting plate (.

3. The packaging structure of a 900 withstand voltage SIC MOSFET of claim 2, wherein the enclosure (111) has a movable slot (112) formed in the middle thereof, the movable slot (112) has slots (113) formed in the middle of the inner walls at two opposite sides thereof, and the auxiliary structure (3) is flexibly connected thereto.

4. The packaging structure of a 900 voltage-resistant SIC MOSFET as claimed in claim 1, it is characterized in that the locking structure (2) comprises a slot (21), a telescopic spring (22) is fixedly connected on the side wall of one inner side of the slot (21), limiting plates (23) are arranged on two sides of the telescopic spring (22), one end of the telescopic spring (22) is fixedly connected with a push plate (24), the two ends of the push plate (24) far away from one side of the telescopic spring (22) and far away from each other are fixedly connected with a linkage plate (25), one end of the linkage plate (25) extending out of the slot (21) is fixedly connected with a control plate (27), the control panel (27) is flexibly connected to the middle of the upper part of the outer wall of the side plate at one side of the mounting structure (1), the middle of one side of the push plate (24) far away from the telescopic spring (22) is fixedly connected with a lock column (26).

5. The packaging structure of a 900 withstand voltage SIC MOSFET according to claim 3, wherein said auxiliary structure (3) comprises a movable column (31), said movable column (31) is fixedly connected with a flexible clamping plate (32) on both side walls away from each other, said clamping plate (32) is detachably clamped in said clamping groove (113), one end of said movable column (31) is fixedly connected with a clamping plate (33), and a cushion layer (34) is fixedly connected on one side wall of said clamping plate (33) away from said movable column (31).