CN220823399U - Anti-off-welding printed circuit board - Google Patents
Anti-off-welding printed circuit board Download PDFInfo
- Publication number
- CN220823399U CN220823399U CN202322094364.8U CN202322094364U CN220823399U CN 220823399 U CN220823399 U CN 220823399U CN 202322094364 U CN202322094364 U CN 202322094364U CN 220823399 U CN220823399 U CN 220823399U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- fixedly connected
- printed circuit
- pressing plate
- plate
- 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.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 23
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 3
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 claims 6
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 238000007599 discharging Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Abstract
The utility model discloses an anti-off-welding printed circuit board which comprises a board body, wherein a plurality of positioning frames are uniformly and fixedly connected to the bottom of the board body, elastic connecting assemblies are fixedly connected to the inner walls of the positioning frames, cooling fins are slidably connected to the elastic connecting assemblies, a pressing plate is connected to the top of the board body in a clamping mode and is used for protecting the top of the board body, a plurality of welding protection holes are formed in the top of the pressing plate and are convenient for leaking out parts to be welded and for welding, meanwhile, the periphery of the pressing plate is protected, and fans are symmetrically and fixedly connected to the positions, close to the middle, of the top of the pressing plate and are used for rapidly discharging high temperature generated inside. According to the utility model, the pressing plate is arranged at the top of the circuit board, so that the periphery to be welded is pressed and protected, falling off during welding is prevented, and meanwhile, the movable connection radiating assembly is arranged at the bottom of the plate body, so that the circuit board can rapidly radiate high temperature generated inside.
Description
Technical Field
The utility model relates to the technical field of circuit board application, in particular to an anti-off-welding printed circuit board.
Background
The names of the circuit boards are: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high frequency boards, thick copper plates, impedance boards, PCBs, ultrathin circuit boards, printed (copper etching technology) circuit boards and the like, and the circuit boards make circuits miniaturized and visualized, and play an important role in mass production of fixed circuits and optimization of the layout of electrical appliances.
In the prior art, in the welding process of a circuit board, a spot welding part of the circuit board can be scraped in the later carrying and packaging processes, so that the circuit board is scrapped, the manufacturing cost of the circuit board is increased, in the using process of the circuit board, a fan is generally additionally arranged at the top of the circuit board, the circuit board is cooled by the fan, but the high temperature at the bottom of the circuit board can not be rapidly and effectively discharged in use, and the high-temperature damage to the circuit board is increased, so that the utility model provides the anti-disengaging printed circuit board.
Disclosure of utility model
The technical problem to be solved by the utility model is to provide the anti-off-welding printed circuit board, wherein the top of the circuit board is provided with the pressing plate, so that the periphery to be welded is pressed and protected, the falling off during welding is prevented, and meanwhile, the bottom of the board body is provided with the movable connection radiating component, so that the board can rapidly radiate the high temperature generated inside.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides an anticreep welds printed circuit board, which comprises a plate bod, the even fixedly connected with of bottom of plate body a plurality of locating racks, a plurality of the equal fixedly connected with elastic connection subassembly of inner wall of locating rack, a plurality of the equal sliding connection of elastic connection subassembly has the fin, the top block of plate body is connected with the clamp plate for protect the top of plate body, a plurality of welding protection holes have been seted up at the top of clamp plate, are convenient for spill the position that will weld, are convenient for weld, protect its surrounding simultaneously, the top of clamp plate is close to middle part position symmetry fixedly connected with fan for carry out quick discharge to the high temperature of inside production.
The utility model is further provided with: the corner of the plate body is provided with mounting holes, and the bottoms of the mounting holes are fixedly connected with heightening pieces.
Through above-mentioned technical scheme for install fixedly to whole plate body, utilize simultaneously to increase the piece and carry out the lifting, prevent to cause the extrusion to the bottom.
The utility model is further provided with: and the corners of the pressing plate are provided with matching holes.
Through above-mentioned technical scheme for connect with the plate body, the whole fixed when installing the fixed to it simultaneously.
The utility model is further provided with: clamping grooves are symmetrically formed in the middle of the inner side wall of the plate body, and clamping pieces are symmetrically and fixedly connected to the middle of the side wall of the pressing plate and are in clamping connection with the two clamping grooves.
Through above-mentioned technical scheme, utilize the block structure of card and draw-in groove, make it carry out stable block with clamp plate and plate body and fix.
The utility model is further provided with: the elastic connecting assembly comprises a movable groove formed in the side wall of the positioning frame, a sliding rod is fixedly connected to the inside of the movable groove, a spring is wrapped on the outer wall of the sliding rod, and a sliding block is symmetrically and fixedly connected to the side wall of the radiating fin and is in sliding connection with the sliding rod.
Through above-mentioned technical scheme, utilize the elasticity of spring for the slider drives the fin and carries out inseparable laminating with the bottom of clamp plate, makes the block that the clamp plate can be stable fixed, carries out the stability of position to the fin simultaneously.
The utility model is further provided with: and the opposite surfaces of the two fans are fixedly connected with heat dissipation connecting pieces.
Through above-mentioned technical scheme for heat conduction to the heat on the clamp plate makes it discharge fast.
The utility model is further provided with: the bottom of the pressing plate is attached to the top of the radiating fin.
Through above-mentioned technical scheme, the in-service use of being convenient for, the inside high temperature that produces can be passed through the fin and waft, consolidates stability to the clamp plate of block simultaneously.
The beneficial effects of the utility model are as follows:
1. According to the anti-off-welding printed circuit board, the pressing plate is arranged at the top of the circuit board, so that the periphery to be welded is pressed and protected, and the off-welding is prevented;
2. according to the anti-off-welding printed circuit board, the movable connection radiating assembly is arranged at the bottom of the board body, so that the anti-off-welding printed circuit board can rapidly radiate high temperature generated inside.
Drawings
FIG. 1 is a first block diagram of an anti-desoldering printed circuit board according to the present utility model;
FIG. 2 is a second block diagram of an anti-desoldering printed circuit board according to the present utility model;
FIG. 3 is an internal block diagram of an anti-desoldering printed circuit board according to the present utility model;
FIG. 4 is a block diagram of a platen in an anti-desoldering printed circuit board according to the present utility model;
fig. 5 is an enlarged view at a in fig. 2.
In the figure: 1. a plate body; 11. a mounting hole; 12. a heightening member; 13. a clamping groove; 2. a positioning frame; 21. a movable groove; 22. a slide bar; 23. a spring; 3. a heat sink; 31. a slide block; 4. a pressing plate; 41. a mating hole; 42. a card; 43. welding the protection hole; 5. a fan; 51. and the heat dissipation connecting piece.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
As shown in fig. 1, 2 and 4, an anti-off-welding printed circuit board comprises a board body 1, wherein mounting holes 11 are formed at corners of the board body 1, heightening pieces 12 are fixedly connected to bottoms of the mounting holes 11 and used for mounting and fixing the whole board body 1, meanwhile, the heightening pieces 12 are used for lifting and preventing extrusion of the bottoms, a plurality of positioning frames 2 are uniformly and fixedly connected to the bottoms of the board body 1, a plurality of elastic connecting components are slidably connected with cooling fins 3, a pressing plate 4 is connected to the top of the board body 1 in a clamping manner and used for protecting the top of the board body 1, matching holes 41 are formed at corners of the pressing plate 4 and used for connecting the board body 1, and meanwhile, the board body 1 is integrally fixed during mounting and fixing, clamping grooves 13 have been seted up to the inside wall middle part position symmetry of plate body 1, the lateral wall middle part position symmetry fixedly connected with card 42 of clamp plate 4, and be the block with two clamping grooves 13 and be connected, utilize the block structure of card 42 and clamping groove 13, make it carry out stable block with clamp plate 4 and plate body 1 fixedly, a plurality of welding protection holes 43 have been seted up at the top of clamp plate 4, be convenient for spill the position that needs the welding, be convenient for weld around it, protect simultaneously, the top of clamp plate 4 is close to middle part position symmetry fixedly connected with fan 5, be used for carrying out quick discharge to the high temperature of inside production, the equal fixedly connected with heat dissipation connecting piece 51 of opposite faces of two fans 5, be used for carrying out heat conduction to the heat on the clamp plate 4, make its discharge that can be quick.
As fig. 3 and 5, the inner wall of a plurality of locating racks 2 is all fixedly connected with elastic connection subassembly, elastic connection subassembly is including seting up the movable groove 21 at locating rack 2 lateral wall, the inside fixedly connected with slide bar 22 of movable groove 21, the outer wall parcel of slide bar 22 is provided with spring 23, the lateral wall symmetry fixedly connected with slider 31 of fin 3, and be sliding connection with slide bar 22, utilize the elasticity of spring 23, make slider 31 drive fin 3 and the bottom of clamp plate 4 carry out inseparable laminating, make clamp plate 4 can stable block fixed, carry out the stability of position to fin 3 simultaneously, the bottom of clamp plate 4 is the laminating setting with the top of fin 3, in use, the high temperature that inside produced can pass through fin 3 and float out, consolidate simultaneously to clamp plate 4 of block and stabilize.
When the heat radiation plate is used, the pressing plate 4 is firstly arranged in the plate body 1, the clamping and fixing are carried out by utilizing the clamping piece 42 and the clamping groove 13, meanwhile, the bottom heat radiation plate 3 is extruded, the heat radiation plate slides on the sliding rod 22 through the sliding block 31, the spring 23 is extruded, the sliding block 31 drives the top of the heat radiation plate 3 to be tightly attached to the pressing plate 4 by utilizing the elasticity of the spring 23, the heat radiation plate is convenient to connect and transfer high temperature when being used for a long time, the heat radiation efficiency of the high temperature is improved, meanwhile, the heat radiation plate is rapidly cooled under the action of the fan 5, and the welding protection hole 43 on the pressing plate 4 can protect a welding part to prevent falling off in use when being used.
Claims (7)
1. The utility model provides a anticreep welds printed circuit board, includes plate body (1), its characterized in that: the utility model discloses a solar panel, including board body (1), a plurality of locating racks (2) of even fixedly connected with in bottom of board body (1), a plurality of equal fixedly connected with elastic connection subassembly of inner wall of locating rack (2), a plurality of equal sliding connection of elastic connection subassembly has fin (3), the top block of board body (1) is connected with clamp plate (4), a plurality of welding protection hole (43) have been seted up at the top of clamp plate (4), the top of clamp plate (4) is close to middle part position symmetry fixedly connected with fan (5).
2. The solder mask printed circuit board of claim 1, wherein: the corner of the plate body (1) is provided with mounting holes (11), and the bottoms of the mounting holes (11) are fixedly connected with heightening pieces (12).
3. The solder mask printed circuit board of claim 1, wherein: the corners of the pressing plate (4) are provided with matching holes (41).
4. The solder mask printed circuit board of claim 1, wherein: clamping grooves (13) are symmetrically formed in the middle of the inner side wall of the plate body (1), and clamping pieces (42) are symmetrically and fixedly connected to the middle of the side wall of the pressing plate (4) and are in clamping connection with the two clamping grooves (13).
5. The solder mask printed circuit board of claim 1, wherein: the elastic connecting assembly comprises a movable groove (21) formed in the side wall of the positioning frame (2), a sliding rod (22) is fixedly connected to the inside of the movable groove (21), a spring (23) is wrapped on the outer wall of the sliding rod (22), and sliding blocks (31) are symmetrically and fixedly connected to the side wall of the cooling fin (3) and are in sliding connection with the sliding rod (22).
6. The solder mask printed circuit board of claim 1, wherein: the opposite surfaces of the two fans (5) are fixedly connected with heat dissipation connecting pieces (51).
7. The solder mask printed circuit board of claim 1, wherein: the bottom of the pressing plate (4) is attached to the top of the radiating fin (3) .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322094364.8U CN220823399U (en) | 2023-08-06 | 2023-08-06 | Anti-off-welding printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322094364.8U CN220823399U (en) | 2023-08-06 | 2023-08-06 | Anti-off-welding printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220823399U true CN220823399U (en) | 2024-04-19 |
Family
ID=90701346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322094364.8U Active CN220823399U (en) | 2023-08-06 | 2023-08-06 | Anti-off-welding printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220823399U (en) |
-
2023
- 2023-08-06 CN CN202322094364.8U patent/CN220823399U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |