CN218183600U - Take multilayer HDI circuit board of blind hole - Google Patents
Take multilayer HDI circuit board of blind hole Download PDFInfo
- Publication number
- CN218183600U CN218183600U CN202222079111.9U CN202222079111U CN218183600U CN 218183600 U CN218183600 U CN 218183600U CN 202222079111 U CN202222079111 U CN 202222079111U CN 218183600 U CN218183600 U CN 218183600U
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- Prior art keywords
- circuit board
- hdi circuit
- board main
- main part
- fixed
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- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 239000002987 primer (paints) Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 230000037452 priming Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229920006259 thermoplastic polyimide Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a take multilayer HDI circuit board of blind hole, which comprises a fixing plate and i, the fixed plate is provided with two and is about distribution, two the one end that the fixed plate was kept away from each other all is provided with fixed part and two installation pieces, four the upper end of installation piece all is provided with the mounting hole, two the rectangular channel has all been seted up to the one end that the fixed plate is close to each other, two all be provided with the fixed block in the rectangular channel, two be provided with HDI circuit board main part between the fixed block, the upper end of HDI circuit board main part is provided with the protective layer. A take multilayer HDI circuit board of blind hole, made things convenient for the quick dismantlement to HDI circuit board main part through setting up fixed part, easy operation need not use tool, the dismantlement time is short, has improved work efficiency, can avoid electromagnetic interference to the circuit board through the electromagnetic shield coating through the setting, has guaranteed the normal operating of HDI circuit board main part.
Description
Technical Field
The utility model relates to a circuit board technical field, in particular to take multilayer HDI circuit board of blind hole.
Background
The HDI circuit board is a structural element formed by insulating material and conductor wiring, and when it is made into the final product, it can be equipped with integrated circuit, transistor, diode, passive element (such as resistor, capacitor and connector) and other various electronic components, and can be connected by means of wire to form electronic signal connection and proper function, so that the printed circuit board is a platform for providing element connection, and can be used for receiving connection component.
The prior art (application number 201821318031.1) discloses a high-end HDI circuit board for server, which comprises a multilayer aluminum substrate, a positioning hole, a USB connector and the like, the multilayer aluminum substrate is located below the USB connector, one end of the positioning hole is connected with the multilayer aluminum substrate, a resistance jack is located in front of a power supply installation seat, the power supply installation seat is located on the right side of a fine-tuning potentiometer jack, a capacitor installation seat is located on the left side of a core chip installation groove, the core chip installation groove is located on the left side of the resistance jack, one end of a copper-clad layer is connected with a printed circuit layer, the printed circuit layer is fixed below the copper-clad layer, the anti-interference layer is located below the printed circuit layer, an insulation layer is located below the anti-interference layer, a dielectric layer is located below a thermoplastic polyimide layer, and a silica gel protection layer is located below the dielectric layer.
Although the overall structure of circuit board has been strengthened to above-mentioned patent, has improved the intensity and the shock resistance of circuit board, has prolonged life, and the practicality is stronger, but has following drawback, during the installation, need install the circuit board in inserting the locating hole with the screw, and when the later stage was maintained the circuit board, need the use tool can only dismantle the screw get off, complex operation, and the dismantlement time is long, influences work efficiency, needs further improvement, for this reason we provide a multilayer HDI circuit board of taking the blind hole.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a take multilayer HDI circuit board of blind hole can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the utility model provides a take multilayer HDI circuit board of blind hole, includes the fixed plate, the fixed plate is provided with two and is about the distribution, two the one end that the fixed plate was kept away from each other all is provided with fixed part and two installation pieces, four the upper end of installation piece all is provided with the mounting hole, two the rectangular channel has all been seted up to the one end that the fixed plate is close to each other, two all be provided with the fixed block in the rectangular channel, two be provided with HDI circuit board main part between the fixed block, the upper end of HDI circuit board main part is provided with the protective layer, be provided with the blind hole in the HDI circuit board main part, the inside of HDI circuit board main part is provided with the buried hole.
Preferably, the fixed part includes the spill piece, the spill piece is installed there is the press rod through pivot swing joint in the spill piece, there is the dead lever through pivot swing joint on the press rod, the spring has been cup jointed in the activity of the surface middle part of dead lever, the spring is kept away from the one end fixedly connected with retaining ring according to the press rod, the retaining ring is fixed to be cup jointed on the dead lever, and the fixed part is used for conveniently dismantling the HDI circuit board main part fast, and easy operation need not use tools, and the takedown time is short, has improved work efficiency.
Preferably, the protective layer includes the priming paint coating, the priming paint coating sets up the upper end at HDI circuit board main part, be provided with electromagnetic shield coating on the priming paint coating, electromagnetic shield coating is used for avoiding electromagnetic interference to the circuit board, has guaranteed the normal operating of HDI circuit board main part.
Preferably, two circular logical groove has all been seted up to the one end that HDI circuit board main part was kept away from to the fixed plate, two the spacing groove has all been seted up to the inner wall that circular logical groove, two the fixed block is kept away from the one end of HDI circuit board main part and has all been seted up the fixed orifices.
Preferably, one end of the fixing rod, which is close to the main body of the HDI circuit board, penetrates through the circular through groove and extends into the fixing hole.
Preferably, the retainer ring and the spring are both positioned in the limiting groove, and the spring is in a compressed state.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model relates to a take multilayer HDI circuit board of blind hole has made things convenient for the quick dismantlement to HDI circuit board main part through setting up fixed part, when needing to maintain HDI circuit board main part, presses down the press ram in two places, and the press ram drives the dead lever and keeps away from in the fixed orifices, just can take off the fixed block from the rectangular channel, just can accomplish the dismantlement to HDI circuit board main part, and easy operation need not use tools, and the dismantlement time is short, has improved work efficiency;
2. the utility model relates to a take multilayer HDI circuit board of blind hole can avoid electromagnetic interference to the circuit board through the electromagnetic shield coating that sets up, and the electromagnetic shield coating has good absorption electromagnetic wave ability, can reduce to the degree of allowwing or effectively restrain electromagnetism in the certain limit source circuit board that disturbs with its influence restriction to electromagnetic wave intensity, has guaranteed the normal operating of HDI circuit board main part.
Drawings
Fig. 1 is a schematic overall structure diagram of a multilayer HDI circuit board with blind holes according to the present invention;
FIG. 2 is a schematic diagram of a partial cross-sectional structure of an HDI circuit board main body of the multilayer HDI circuit board with blind holes according to the present invention;
FIG. 3 is a schematic overall structure diagram of a fixing component of a multilayer HDI circuit board with blind holes according to the present invention;
fig. 4 is a schematic view of a partial cross-sectional structure of a fixing block and a fixing plate of the multilayer HDI circuit board with blind holes according to the present invention;
fig. 5 is the utility model discloses a take overall structure schematic diagram of multilayer HDI circuit board's of blind hole protective layer.
In the figure: 1. an HDI circuit board main body; 2. a protective layer; 3. blind holes; 4. a fixed block; 5. a fixing plate; 6. mounting blocks; 7. mounting holes; 8. a rectangular groove; 9. a fixing member; 10. burying a hole; 91. a pressing lever; 92. a concave block; 93. a fixing rod; 94. a retainer ring; 95. a spring; 51. a circular through groove; 52. a limiting groove; 41. a fixing hole; 21. an electromagnetic shielding coating; 22. and (3) primer coating.
Detailed Description
In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in FIGS. 1-5, the multilayer HDI circuit board with the blind holes comprises fixing plates 5, the fixing plates 5 are provided with two fixing plates which are distributed in the left-right direction, one ends, far away from each other, of the two fixing plates 5 are provided with fixing parts 9 and two mounting blocks 6, the fixing parts 9 are located between the front mounting block 6 and the rear mounting block 6, the upper ends of the four mounting blocks 6 are provided with mounting holes 7, one ends, close to each other, of the two fixing plates 5 are provided with rectangular grooves 8, the two rectangular grooves 8 are provided with fixing blocks 4, an HDI circuit board main body 1 is arranged between the two fixing blocks 4, the HDI circuit board main body 1 is formed by laminating multiple layers of unit circuit boards, the upper end of the HDI circuit board main body 1 is provided with a protective layer 2, the blind holes 3 are formed in the HDI circuit board main body 1, and embedded holes 10 are formed in the HDI circuit board main body 1.
Fixed part 9 includes concave block 92, fixed part 9 is used for the convenient quick dismantlement to HDI circuit board main part 1, and the operation is thus simple, need not use tools, the removal time is short, and the work efficiency is improved, concave block 92 is installed and is pressed down pole 91 through pivot swing joint in concave block 92, there is dead lever 93 through pivot swing joint on the press down pole 91, spring 95 has been cup jointed in the activity of the surface middle part of dead lever 93, the one end fixedly connected with retaining ring 94 of press down pole 91 is kept away from to spring 95, retaining ring 94 fixes the cover and connects on dead lever 93, when needing to maintain HDI circuit board main part 1, press down the press down pole 91 of two places, press down pole 91 and drive dead lever 93 and keep away from in the fixed orifices 41, just can take off fixed block 4 from rectangular channel 8, just can accomplish the dismantlement to HDI circuit board main part 1.
The protective layer 2 comprises a primer coating 22, the primer coating 22 has certain insulation, the primer coating 22 is arranged at the upper end of the HDI circuit board main body 1, an electromagnetic shielding coating 21 is arranged on the primer coating 22, the electromagnetic shielding coating 21 is used for avoiding electromagnetic interference to the circuit board, the normal operation of the HDI circuit board main body 1 is ensured, the electromagnetic shielding coating 21 has good electromagnetic wave absorption capacity, the intensity of electromagnetic waves can be reduced to an allowable degree or the influence of the electromagnetic waves is limited in a certain range, and the electromagnetic disturbance source HDI circuit board main body 1 is effectively inhibited.
Two fixed plates 5 keep away from HDI circuit board main part 1's one end and have all seted up circular logical groove 51, spacing groove 52 has all been seted up to two circular inner walls that lead to groove 51, fixed orifices 41 have all been seted up to two fixed block 4's one end of keeping away from HDI circuit board main part 1, fixed orifices 41 and circular logical groove 51 are in same water flat line, the one end that the dead lever 93 is close to HDI circuit board main part 1 is passed circular logical groove 51 and is extended to in the fixed orifices 41, the internal diameter of circular logical groove 51 and fixed orifices 41 all is greater than the diameter of dead lever 93, retaining ring 94 and spring 95 all are located spacing groove 52, the internal diameter of spacing groove 52 is greater than the diameter of retaining ring 94 and spring 95, spring 95 is in compression state.
What need to explain, the utility model relates to a take multilayer HDI circuit board of blind hole, insert the mounting hole 7 with the screw during use, carry out fixed mounting to HDI circuit board main part 1, when will maintaining HDI circuit board main part 1, press down the press bar 91 of two places, press bar 91 and drive dead lever 93 and keep away from in the fixed orifices 41, just can take off fixed block 4 from rectangular channel 8, just can accomplish the dismantlement to HDI circuit board main part 1, after the maintenance, it is the same, press down the press bar 91 of two places, put into two rectangular channel 8 respectively with two fixed blocks 4, then loosen and press bar 91, dead lever 93 receives in spring 95's elasticity gets into fixed orifices 41, just can accomplish fixedly, electromagnetic shield coating 21 has good absorption electromagnetic wave ability, can reduce to the degree of allowwing or effectively restrain the electromagnetic disturbance source circuit board at certain extent with its influence restriction to electromagnetic wave.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a take multilayer HDI circuit board of blind hole, includes fixed plate (5), its characterized in that: fixed plate (5) are provided with two and are left right side distribution, two the one end that fixed plate (5) kept away from each other all is provided with fixed part (9) and two installation piece (6), four the upper end of installation piece (6) all is provided with mounting hole (7), two rectangular channel (8), two have all been seted up to the one end that fixed plate (5) are close to each other all be provided with fixed block (4) in rectangular channel (8), two be provided with HDI circuit board main part (1) between fixed block (4), the upper end of HDI circuit board main part (1) is provided with protective layer (2), be provided with blind hole (3) on HDI circuit board main part (1), the inside of HDI circuit board main part (1) is provided with buries hole (10).
2. The multilayer HDI circuit board with the blind holes of claim 1, characterized in that: fixed part (9) include concave block (92), install concave block (92) have press ram (91) through pivot swing joint in concave block (92), press ram (91) go up through pivot swing joint have dead lever (93), spring (95) have been cup jointed in the surface middle part activity of dead lever (93), one end fixedly connected with retaining ring (94) of press ram (91) are kept away from in spring (95), retaining ring (94) fix the cup joint on dead lever (93).
3. The multilayer HDI circuit board with blind holes of claim 2, characterized in that: the protective layer (2) comprises a primer coating (22), the primer coating (22) is arranged at the upper end of the HDI circuit board main body (1), and an electromagnetic shielding coating (21) is arranged on the primer coating (22).
4. The multilayer HDI circuit board with blind holes of claim 3, characterized in that: two circular logical groove (51), two have all been seted up to the one end that HDI circuit board main part (1) was kept away from in fixed plate (5) spacing groove (52), two have all been seted up to the inner wall that circular logical groove (51) fixed block (4) are kept away from the one end of HDI circuit board main part (1) and have all been seted up fixed orifices (41).
5. The multilayer HDI circuit board with the blind holes of claim 4, characterized in that: one end of the fixing rod (93) close to the HDI circuit board main body (1) penetrates through the circular through groove (51) and extends into the fixing hole (41).
6. The multilayer HDI circuit board with blind holes of claim 5, characterized in that: the retainer ring (94) and the spring (95) are both positioned in the limiting groove (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222079111.9U CN218183600U (en) | 2022-08-09 | 2022-08-09 | Take multilayer HDI circuit board of blind hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222079111.9U CN218183600U (en) | 2022-08-09 | 2022-08-09 | Take multilayer HDI circuit board of blind hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218183600U true CN218183600U (en) | 2022-12-30 |
Family
ID=84617599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222079111.9U Active CN218183600U (en) | 2022-08-09 | 2022-08-09 | Take multilayer HDI circuit board of blind hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218183600U (en) |
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2022
- 2022-08-09 CN CN202222079111.9U patent/CN218183600U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |