CN207087222U - A kind of bridge arm module is welded and fixed frock - Google Patents
A kind of bridge arm module is welded and fixed frock Download PDFInfo
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- CN207087222U CN207087222U CN201720889194.4U CN201720889194U CN207087222U CN 207087222 U CN207087222 U CN 207087222U CN 201720889194 U CN201720889194 U CN 201720889194U CN 207087222 U CN207087222 U CN 207087222U
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Abstract
The technical field of the frock of semiconductor module is the utility model is related to, particularly a kind of bridge arm module is welded and fixed frock, including：Fixed bottom plate, potsherd location-plate and cover plate, fixed bottom plate is provided with some alignment pins, fixed bottom plate is provided with some support side plates, alignment pin is highly higher than support side plate, potsherd location-plate is the transverse slat of hollow structure, the inwall of potsherd location-plate is provided with some projections, potsherd location-plate is provided with the first pin-and-hole with detent fit, cover plate is the transverse slat of hollow structure, cover plate inwall is provided with some grooves, cover plate is provided with the second pin-and-hole with detent fit, potsherd fixed plate is sheathed in alignment pin and is bonded with fixed bottom plate, cover plate is sheathed in alignment pin and is bonded with support side plate, skew can be produced and cause to weld deviation by solving bridge arm module electrode in welding electrode, need to carry out manual fine setting, lose time, the problem of reducing operating efficiency, so that whole welding process is successfully carried out.
Description
Technical field
The technical field of the frock of semiconductor module is the utility model is related to, particularly a kind of bridge arm module welding is solid
Determine frock.
Background technology
Bridge arm module as power semiconductor module be widely used in noncontacting switch, uninterrupted power source, excitation of direct current generator,
The dc source of inverter, the dc source of battery and new energy, but when bridge arm module welding electrode, electrode meeting
Produce skew and cause to weld deviation, it is necessary to carry out manual fine-tuning later, lose time, wasting manpower and material resources, operating efficiency compared with
It is low.
Utility model content
The technical problems to be solved in the utility model is：It can be produced partially to solve bridge arm module electrode in welding electrode
Move and cause to weld deviation, it is necessary to carry out manual fine setting, lose time, the problem of reducing operating efficiency, the utility model carries
Supply a kind of bridge arm module to be welded and fixed frock, arm bridge module has been positioned above fixed bottom plate by alignment pin, steady pin is worn
The first pin-and-hole crossed on ceramics location-plate, the rectangular edges projection of potsherd location-plate inwall block the potsherd of arm bridge module, most
It is positioned at afterwards by the second pin-and-hole on cover plate and detent fit cover plate above support side plate, the groove of cover plate inwall is used
In the electrode terminal for blocking bridge arm module, potsherd and electrode terminal are fixed, improves welding stability, then by electrode terminal
When being welded on bridge arm module, electrode terminal will not produce displacement, so as to easily by electrode terminal and bridge arm module
Potsherd or semiconductor chip weld together.
Technical scheme is used by the utility model solves its technical problem：A kind of bridge arm module is welded and fixed frock,
Including：Fixed bottom plate, potsherd location-plate and cover plate,
The fixed bottom plate is provided with some alignment pins, and the fixed bottom plate is provided with some support side plates, the positioning
Pin height is higher than support side plate,
The potsherd location-plate is the transverse slat of hollow structure, and the inwall of the potsherd location-plate is provided with some projections,
The potsherd location-plate is provided with the first pin-and-hole with detent fit,
The cover plate is the transverse slat of hollow structure, and the cover plate inwall is provided with some grooves, and the cover plate is provided with determining
The second pin-and-hole that position pin coordinates,
The potsherd fixed plate is sheathed in alignment pin and is bonded with fixed bottom plate, and the cover plate is sheathed in alignment pin
And it is bonded with support side plate.
Specifically, the alignment pin quantity is arranged on the fixed cornerwise both ends of bottom plate any bar for 2.
Specifically, the support side plate quantity is symmetrically fixed on above fixed bottom plate both ends for 2.
Preferably, the support side plate is provided with square opening with fixed back plate connections.
Specifically, the projection includes：Rectangular edges are raised and right angle is raised, and the rectangular edges projection is symmetricly set in ceramics
The long side of piece location-plate inwall, the right angle projection are arranged on four angular positions of potsherd location-plate inwall.
Specifically, the openend of the groove is arranged with limited block.
The beneficial effects of the utility model are：
The utility model provides a kind of bridge arm module and is welded and fixed frock, is positioned at arm bridge module admittedly by alignment pin
Determine above bottom plate, steady pin blocks through the first pin-and-hole on ceramics location-plate, the rectangular edges projection of potsherd location-plate inwall
The potsherd of arm bridge module, finally by the second pin-and-hole on cover plate and detent fit cover plate is positioned in support side plate
Side, the groove of cover plate inwall are used for the electrode terminal for blocking bridge arm module, fix potsherd and electrode terminal, improve welding
Stability, then when electrode terminal is welded on into bridge arm module, electrode terminal will not produce displacement, so as to easily by electricity
Extreme son welds together with the potsherd on bridge arm module or semiconductor chip.
The utility model provides a kind of bridge arm module and is welded and fixed frock, in order to further ensure that the success of welding is entered
OK, the opening position at four angles of potsherd location-plate inwall is provided with L-type projection, strengthens the fixed effect to potsherd, groove
Openend is also arranged with limited block, strengthens the fixed effect to electrode terminal.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation that a kind of bridge arm module of the utility model is welded and fixed frock；
In figure：1. fixation bottom plate, 2. potsherd location-plates, 3. cover plates, 4. support side plates, 5. alignment pins, 6. rectangular edges are convex
Rise, 7. first pin-and-holes, 8. grooves, 9. second pin-and-holes, 10. square openings, 11.L types are raised, 12. limited blocks.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
The utility model provides a kind of bridge arm module and is welded and fixed frock, including：Fixed bottom plate 1, potsherd location-plate 2
With cover plate 3,
Fixed bottom plate 1 is provided with some alignment pins 5, and fixed bottom plate 1 is provided with some support side plates 4, and the height of alignment pin 5 is high
In support side plate 4,
Potsherd location-plate 2 is the transverse slat of hollow structure, and the inwall of potsherd location-plate 2 is provided with some rectangular edges projections 6,
Potsherd location-plate 2 is provided with the first pin-and-hole 7 coordinated with alignment pin 5,
Cover plate 3 is the transverse slat of hollow structure, and the inwall of cover plate 3 is provided with some grooves 8, and cover plate 3 is provided with to be coordinated with alignment pin 5
The second pin-and-hole 9,
Potsherd fixed plate is sheathed in alignment pin 5 and is bonded with fixed bottom plate 1, cover plate 3 be sheathed in alignment pin 5 and with
Support side plate 4 is bonded.
In use, arm bridge module is inserted in from alignment pin 5 so that arm bridge module is positioned on fixed bottom plate 1
Side, then coordinate potsherd location-plate 2 to be located at arm bridge module with steady pin 5 by the first pin-and-hole 7 on potsherd location-plate 2
Base above, the rectangular edges projection 6 of the inwall of potsherd location-plate 2 blocks the potsherd of arm bridge module, finally by cover plate 3
The second pin-and-hole 9 coordinate with alignment pin 5 and cause cover plate 3 to be positioned at the top of support side plate 4, the groove 8 of the inwall of cover plate 3 is used to block
When the electrode terminal of bridge arm module, improving welding stability, then electrode terminal be welded on into bridge arm module, electrode terminal
Displacement will not be produced, so as to which the potsherd on electrode terminal and bridge arm module or semiconductor chip are welded on into one easily
Rise.
Specifically, the quantity of alignment pin 5 is arranged on the fixed cornerwise both ends of any bar of bottom plate 1 for 2, and alignment pin 5 is used for
Potsherd location-plate 2 is positioned above the base of bridge arm module, alignment pin 5 is additionally operable to cover plate 3 being positioned in support side plate 4
Side, two alignment pins 5 at the both ends on diagonal are chosen, also will not be because of the quantity of alignment pin 5 while locating effect is ensured
Dismounting that is too many and causing assembling ceramic piece location-plate 2 is difficult.
Specifically, the quantity of support side plate 4 is symmetrically fixed on above the fixed both ends of bottom plate 1 for 2, the height of support side plate 4
Identical with the height of fit 8 in arm bridge module upper electrode terminal, support side plate 4 is used to support cover plate 3, the inwall of cover plate 3
Groove 8 is just stuck in an indent of electrode terminal.
Specifically, support side plate 4 is provided with square opening 10 with the fixed junction of bottom plate 1, and square opening 10 is arranged on support side plate 4
It is bending part between support side plate 4 and fixed bottom plate 1, it is bending technique that centre, which offers square opening 10, between fixed bottom plate 1
Facility is provided.
Specifically, raised 6 quantity of rectangular edges are symmetrically fixed in the both sides long side of the inwall of potsherd location-plate 2 for two pieces
Portion.
Specifically, four angular positions of the inwall of potsherd location-plate 2 are respectively fixed with L-type projection 11, L-type projection 11 from
Four corners of the potsherd of bridge arm module fix potsherd, strengthen the fixed effect of potsherd, in welding process not
Can move cause the base of bridge arm module, potsherd and electrode terminal it is mutual welding it is easier.
Specifically, the openend of groove 8 is arranged with limited block 12, and the setting of limited block 12 make it that electrode terminal can only be
Moved up and down in groove 8, further limit the motion of electrode terminal, ensure that the stable progress of welding.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (7)
1. a kind of bridge arm module is welded and fixed frock, it is characterised in that including：Fixed bottom plate（1）, potsherd location-plate（2）And lid
Plate（3）,
The fixed bottom plate（1）It is provided with some alignment pins（5）, the fixed bottom plate（1）It is provided with some support side plates（4）,
The alignment pin（5）Highly it is higher than support side plate（4）,
The potsherd location-plate（2）For the transverse slat of hollow structure, the potsherd location-plate（2）Inwall be provided with some rectangles
Side is raised（6）, the potsherd location-plate（2）It is provided with and alignment pin（5）The first pin-and-hole coordinated（7）,
The cover plate（3）For the transverse slat of hollow structure, the cover plate（3）Inwall is provided with some grooves（8）, the cover plate（3）On
It is provided with and alignment pin（5）The second pin-and-hole coordinated（9）,
The potsherd fixed plate is sheathed on alignment pin（5）It is interior and with fixed bottom plate（1）Fitting, the cover plate（3）It is fixed to be sheathed on
Position pin（5）It is interior and be supported in support side plate（4）Top.
2. a kind of bridge arm module as claimed in claim 1 is welded and fixed frock, it is characterised in that：The alignment pin（5）Quantity
Fixed bottom plate is arranged on for 2（1）The cornerwise both ends of any bar.
3. a kind of bridge arm module as claimed in claim 1 is welded and fixed frock, it is characterised in that：The support side plate（4）Number
Measure and be symmetrically fixed on fixed bottom plate for 2（1）Above both ends.
4. a kind of bridge arm module as claimed in claim 1 is welded and fixed frock, it is characterised in that：The support side plate（4）With
Fixed bottom plate（1）Junction is provided with square opening（10）.
5. a kind of bridge arm module as claimed in claim 1 is welded and fixed frock, it is characterised in that：The rectangular edges are raised（6）
Quantity is two pieces and is symmetrically fixed on potsherd location-plate（2）In the middle part of the both sides long side of inwall.
6. a kind of bridge arm module as claimed in claim 1 is welded and fixed frock, it is characterised in that：The potsherd location-plate
（2）Four angular positions of inwall are respectively fixed with L-type projection（11）.
7. a kind of bridge arm module as claimed in claim 1 is welded and fixed frock, it is characterised in that：The groove（8）Opening
End is arranged with limited block（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889194.4U CN207087222U (en) | 2017-07-20 | 2017-07-20 | A kind of bridge arm module is welded and fixed frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720889194.4U CN207087222U (en) | 2017-07-20 | 2017-07-20 | A kind of bridge arm module is welded and fixed frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207087222U true CN207087222U (en) | 2018-03-13 |
Family
ID=61545636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720889194.4U Active CN207087222U (en) | 2017-07-20 | 2017-07-20 | A kind of bridge arm module is welded and fixed frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207087222U (en) |
-
2017
- 2017-07-20 CN CN201720889194.4U patent/CN207087222U/en active Active
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