CN219644184U - Single-sided double-layer circuit board - Google Patents
Single-sided double-layer circuit board Download PDFInfo
- Publication number
- CN219644184U CN219644184U CN202320582258.1U CN202320582258U CN219644184U CN 219644184 U CN219644184 U CN 219644184U CN 202320582258 U CN202320582258 U CN 202320582258U CN 219644184 U CN219644184 U CN 219644184U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- layer
- layer circuit
- double
- sided
- 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
- 230000001681 protective effect Effects 0.000 claims abstract description 29
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 239000010410 layer Substances 0.000 description 41
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model relates to the technical field of circuit boards, and discloses a single-sided double-layer circuit board, which comprises a first layer circuit board and a second layer circuit board, wherein connecting threaded sleeves are fixedly connected inside the end parts of the first layer circuit board and the second layer circuit board, protective frames are movably connected with the surface edges of the first layer circuit board, the connecting threaded sleeves and the second layer circuit board, and fixed mounting grooves are formed in the surfaces of the protective frames; according to the utility model, the protective frame, the fixed mounting groove and the connecting and fastening frame are arranged, so that the protective frame can be fast clamped outside the edges of the first layer of circuit board and the second layer of circuit board through the mutual coordination between the connecting and fastening frame and the fixed mounting groove, the whole circuit board can be mounted and fastened, the first layer of circuit board and the second layer of circuit board can be effectively protected, the first layer of circuit board and the second layer of circuit board are prevented from being extruded and cracked, and the operation is convenient.
Description
Technical Field
The utility model relates to the technical field of circuit boards, in particular to a single-sided double-layer circuit board.
Background
With the vigorous development of the electronic industry, electronic products tend to be thin, short and small in shape, and development directions of high performance, high function and high speed are gradually brought into in terms of functions. To meet the high integration and miniaturization requirements of electronic devices, a plurality of active and passive components and circuit-carrying circuit boards and single-sided double-layer circuit boards are provided, wherein the double-layer circuit boards are double-sided copper and have metallized holes, namely double-sided copper and copper is also arranged in the holes, and the copper is particularly important in the holes for the double sides of the circuit boards, because the earliest is that copper is arranged in the holes (how copper is arranged on the hole wall without copper), which is the most important basis for distinguishing double sides from single sides, but the fake double-sided board is only provided with copper on both sides, but no copper is arranged in the holes, so the circuit board with copper on both sides is called the fake double-sided board, and the double-sided board is seen as a double-sided board, and the reality and the double sides are different. The circuit board, a double-layer circuit board, has wiring on both sides, but proper electrical connections must be made between the two sides to use the wires on both sides. This "bridge" between circuits is called a via. The vias are small holes in the pcb that are filled or coated with metal and can be connected to the conductors on both sides. Because the area of the double-sided board is twice as large as that of the single-sided board, the double-sided board solves the difficulty of the single-sided board due to staggered wiring, and is more suitable for being used on a circuit more complicated than the single-sided board.
The existing double-layer circuit board is generally wrapped in the whole circuit board in the transportation process, the circuit board is protected, but the surface of the circuit board can only be protected, the strength of the circuit board is low, and the circuit board is still easy to break when being extruded, so that the single-sided double-layer circuit board is provided.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a single-sided dual-layer circuit board to solve the above-mentioned problems in the prior art.
The utility model provides the following technical scheme: the single-sided double-layer circuit board comprises a first layer circuit board and a second layer circuit board, wherein connecting threaded sleeves are fixedly connected inside the end parts of the first layer circuit board and the second layer circuit board, protective frames are movably connected to the surface edges of the first layer circuit board, the connecting threaded sleeves and the second layer circuit board, fixed mounting grooves are formed in the surfaces of the protective frames, and connecting fastening frames are movably connected to the inner sides of the fixed mounting grooves;
further, the top swing joint of first layer circuit board has the protection casing, the tip fixedly connected with of protection casing connects the stabilizer blade.
Further, a heat dissipation through groove is formed in the top of the protective cover.
Further, fixed grooves are formed in the inner side of the protective frame, the number of the fixed grooves is two, and the inner sides of the two fixed grooves are respectively attached to the edge surfaces of the first layer of circuit board and the second layer of circuit board.
Further, the end of the protective frame is provided with an arc groove, and the inner side of the arc groove is mutually attached to the outer side of the surface of the connecting threaded sleeve.
Further, the end surface fixedly connected with fixed stopper of connection fastening frame, the outside activity of fixed stopper has cup jointed movable stop collar piece, the screw hole has all been seted up to the inside of fixed stopper and the inside of movable stop collar piece, the inboard swing joint of screw hole has fastening bolt.
Further, the section shape of the fixed limiting block is L-shaped, and the outer side of the surface of the fixed limiting block is mutually attached to the inner side surface of the movable limiting sleeve block.
The utility model has the technical effects and advantages that:
1. according to the utility model, the protective frame, the fixed mounting groove and the connecting and fastening frame are arranged, so that the protective frame can be fast clamped outside the edges of the first layer of circuit board and the second layer of circuit board through the mutual coordination between the connecting and fastening frame and the fixed mounting groove, the whole circuit board can be mounted and fastened, the first layer of circuit board and the second layer of circuit board can be effectively protected, the first layer of circuit board and the second layer of circuit board are prevented from being extruded and cracked, and the operation is convenient.
2. According to the utility model, through the protective cover, the connecting support legs and the heat dissipation through grooves, the connecting threaded sleeve and the connecting support legs are conveniently installed and fixed through the bolts in the using process, the protective cover can be integrally fixed, the protective cover can perform a protective function, and meanwhile, heat dissipation treatment can be performed through the heat dissipation through grooves, so that the operation is convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic exploded view of the present utility model.
Fig. 3 is a schematic view of a protective frame structure of the present utility model.
Fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 5 is a schematic view of the structure of the connecting leg of the present utility model.
The reference numerals are: 1. a first layer of circuit board; 2. connecting a threaded sleeve; 3. a second layer of circuit board; 4. a protective frame; 5. a fixing groove; 6. an arc-shaped groove; 7. a fixed mounting groove; 8. connecting and fastening the frame; 9. fixing a limiting block; 10. a movable limit sleeve block; 11. a threaded hole; 12. a fastening bolt; 13. a protective cover; 14. a connecting support leg; 15. and a heat dissipation through groove.
Detailed Description
The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.
Referring to fig. 1-5, the utility model provides a single-sided double-layer circuit board, which comprises a first layer circuit board 1 and a second layer circuit board 3, wherein the inside of the end parts of the first layer circuit board 1 and the second layer circuit board 3 are fixedly connected with a connecting threaded sleeve 2, the surface edges of the first layer circuit board 1, the connecting threaded sleeve 2 and the second layer circuit board 3 are movably connected with a protective frame 4, the surface of the protective frame 4 is provided with a fixed mounting groove 7, and the inner side of the fixed mounting groove 7 is movably connected with a connecting fastening frame 8;
wherein, the top swing joint of first layer circuit board 1 has protection casing 13, and the tip fixedly connected with of protection casing 13 connects stabilizer blade 14, and the connection stabilizer blade 14 of being convenient for can be through connecting fixedly between bolt and the connection screw sleeve 2 for can restrict fixedly the position of protection casing 13, make protection casing 13 can protect the top of first layer circuit board 1 steadily, convenient operation.
The top of the protective cover 13 is provided with a heat dissipation through groove 15, so that the heat dissipation through groove 15 can timely dissipate heat of the first layer circuit board 1 and the second layer circuit board 3 in the working process, and the operation is convenient.
Wherein, fixed recess 5 has been seted up to the inboard of protecting frame 4, and the quantity of fixed recess 5 is two, and the inboard of two fixed recesses 5 is laminated each other with the marginal surface of first layer circuit board 1 and second floor circuit board 3 respectively, and protecting frame 4 of being convenient for can block in the marginal surface outside of first layer circuit board 1 and second floor circuit board 3 through fixed recess 5 steadily, convenient operation.
Wherein, arc wall 6 has been seted up to the tip of protecting frame 4, and the inboard of arc wall 6 laminates each other with the surface outside of connecting thread sleeve 2, and arc wall 6 of being convenient for can laminate each other with connecting between the thread sleeve 2, can install protecting frame 4's position steadily, convenient operation.
Wherein, the tip fixed surface of connecting fastening frame 8 is connected with fixed stopper 9, movable stop collar piece 10 has been cup jointed in the outside activity of fixed stopper 9, screw hole 11 has all been seted up to the inboard of fixed stopper 9 and the inside of movable stop collar piece 10, screw hole 11 inboard swing joint has fastening bolt 12, be convenient for connect fastening frame 8 can block when the inboard of fixed mounting groove 7, cover movable stop collar piece 10 in the surface outside of fixed stopper 9, the cooperation between rethread fastening bolt 12 and screw hole 11 can be connected fixedly between movable stop collar piece 10 and the fixed stopper 9, thereby make and connect fastening frame 8 can lock fixedly to the position of protecting frame 4 steadily, and convenient operation.
Wherein, the cross sectional shape of fixed stopper 9 is L shape, and the surface outside of fixed stopper 9 and the inboard surface of movable stop collar piece 10 laminate each other, and the movable stop collar piece 10 of being convenient for can stably overlap in the surface outside of fixed stopper 9, fix between the fixed stopper 9 to can fix the tip of connecting fastening frame 8, make connecting fastening frame 8 can use steadily, convenient operation.
The working principle of the utility model is as follows: in the in-process of using, overlap the protective frame 4 respectively in the marginal surface outside of first layer circuit board 1 and second floor circuit board 3 through fixed recess 5 for arc wall 6 can laminate each other with connecting thread sleeve 2, make can steadily protect the edge of first layer circuit board 1 and second floor circuit board 3, then with connecting fastening frame 8 card in the inboard of fixed mounting groove 7, again with movable stop collar piece 10 cover in the surface outside of fixed stop 9, make the cooperation between fastening bolt 12 and the screw hole 11, thereby can make movable stop collar piece 10 restrict the position of fixed stop 9 and fix, thereby can fix the tip of connecting fastening frame 8, make connecting fastening frame 8 can fix protective frame 4 steadily, then place protection casing 13 at the top of first layer circuit board 1 when whole installation is used, make the top of connecting thread sleeve 2 laminate each other, place whole on the surface outside of fixed stop collar piece 9 again, make the support leg 14 can be with the whole through the connection station through connecting thread sleeve 2, make the whole support leg 14 can be used to make the heat dissipation structure with the whole, make the top can be guaranteed to connect between the whole support leg 2 through the 3, and make the whole heat dissipation effect can be guaranteed, and the whole support leg can be connected with the heat dissipation sleeve 15.
The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a single face bilayer circuit board, includes first layer circuit board (1) and second floor circuit board (3), its characterized in that: the novel circuit board is characterized in that connecting threaded sleeves (2) are fixedly connected inside the end parts of the first layer circuit board (1) and the second layer circuit board (3), protective frames (4) are movably connected to the surface edges of the first layer circuit board (1), the connecting threaded sleeves (2) and the second layer circuit board (3), fixed mounting grooves (7) are formed in the surfaces of the protective frames (4), and connecting fastening frames (8) are movably connected to the inner sides of the fixed mounting grooves (7).
2. The single-sided, double-layer circuit board of claim 1, wherein: the top of the first layer circuit board (1) is movably connected with a protective cover (13), and the end part of the protective cover (13) is fixedly connected with a connecting support leg (14).
3. A single-sided, double-layer circuit board according to claim 2, wherein: the top of the protective cover (13) is provided with a heat dissipation through groove (15).
4. The single-sided, double-layer circuit board of claim 1, wherein: the inner side of the protective frame (4) is provided with two fixing grooves (5), and the inner sides of the two fixing grooves (5) are respectively attached to the edge surfaces of the first layer of circuit board (1) and the second layer of circuit board (3).
5. The single-sided, double-layer circuit board of claim 1, wherein: the end of the protective frame (4) is provided with an arc groove (6), and the inner side of the arc groove (6) is mutually attached to the outer side of the surface of the connecting threaded sleeve (2).
6. The single-sided, double-layer circuit board of claim 1, wherein: the fixing and fastening device is characterized in that a fixed limiting block (9) is fixedly connected to the surface of the end part of the connecting and fastening frame (8), a movable limiting sleeve block (10) is movably sleeved on the outer side of the fixed limiting block (9), threaded holes (11) are formed in the inner side of the fixed limiting block (9) and the inner side of the movable limiting sleeve block (10), and fastening bolts (12) are movably connected to the inner side of the threaded holes (11).
7. The single-sided, double-layer circuit board of claim 6, wherein: the cross section of the fixed limiting block (9) is L-shaped, and the outer side of the surface of the fixed limiting block (9) is mutually attached to the inner side surface of the movable limiting sleeve block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320582258.1U CN219644184U (en) | 2023-03-23 | 2023-03-23 | Single-sided double-layer circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320582258.1U CN219644184U (en) | 2023-03-23 | 2023-03-23 | Single-sided double-layer circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219644184U true CN219644184U (en) | 2023-09-05 |
Family
ID=87811164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320582258.1U Active CN219644184U (en) | 2023-03-23 | 2023-03-23 | Single-sided double-layer circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219644184U (en) |
-
2023
- 2023-03-23 CN CN202320582258.1U patent/CN219644184U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240407 Address after: No. 20 Dapu Industrial Street, Changping Town, Dongguan City, Guangdong Province, 523000 Patentee after: Meirui Taifeng Printed Circuit Board (Dongguan) Co.,Ltd. Country or region after: China Address before: No. 3 Hongye South 2nd Road, Tangxia Town, Dongguan City, Guangdong Province, 523000 Patentee before: Meirui Circuit (Dongguan) Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |