CN112888148A - Printed circuit board - Google Patents
Printed circuit board Download PDFInfo
- Publication number
- CN112888148A CN112888148A CN202110034360.3A CN202110034360A CN112888148A CN 112888148 A CN112888148 A CN 112888148A CN 202110034360 A CN202110034360 A CN 202110034360A CN 112888148 A CN112888148 A CN 112888148A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- printed circuit
- board body
- soaking
- chip
- 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.)
- Withdrawn
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a printed circuit board, and relates to the technical field of printed circuit boards. The top and the bottom of printed circuit board body all are provided with many places chip installation contact, and are the central symmetry setting between the chip installation contact that is located printed circuit board body top and the chip installation contact that is located printed circuit board body bottom, the top and the bottom edge of printed circuit board body all are provided with interface installation contact. Because many chip installation contacts distribute in the upper and lower both sides of printed circuit board body, the source that generates heat of this printed circuit board body can not gather in one side, and soaking backing plate supports respectively at the inboard both ends of electrical apparatus simultaneously, makes the heat of printed circuit board body by the both sides of leading electrical apparatus casing to be favorable to accelerating the heat dissipation of printed circuit board body, and then be convenient for prolong the life of this printed circuit board body and above-mentioned electronic components.
Description
Technical Field
The invention relates to the technical field of printed circuit boards, in particular to a printed circuit board.
Background
The printed circuit board is also called printed circuit board, it is the provider of electric connection of electronic components, its development has been for more than 100 years, its design is mainly the territory design, the main advantage of adopting the circuit board is to greatly reduce the mistake of routing and assembly, has improved automation level and production labor rate, can be divided into single-panel, double-sided board, four-layer board, six-layer board and other multilayer circuit boards according to the number of layers of circuit board, before the printed circuit board appears, the interconnection among the electronic components all relies on the direct connection of the electric wire to form the complete circuit. In the present day, circuit panels exist only as effective experimental tools, and printed circuit boards have become an absolutely dominant position in the electronics industry.
At present, various electronic components are generally welded on a single surface of an existing printed circuit board, so that heating ends of the electronic components are gathered on one side only when the electronic components run, the circuit board is overheated due to heat gathering on one side, the service life of the circuit board and the electronic components on the circuit board can be shortened due to long-term use, the existing spliced printed circuit boards are connected with each other through flat cables, circuit boards on two printed circuit boards are distributed on different sides conveniently, the circuit boards occupy too much space and area, and soaking plates arranged on the circuit boards are not fixed well when being installed, and the deviation situation is easy to occur.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a printed circuit board, which solves the problems that the conventional printed circuit board is generally used for welding various electronic components on a single surface, so that the circuit board is often overheated due to heat accumulation on one side, the service life of the circuit board and the electronic components on the circuit board can be shortened after long-term use, and the conventional spliced printed circuit board occupies too much space and area, and the equipped soaking plate is not fixed well during installation, so that deviation is easy to occur.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a printed circuit board comprises a printed circuit board body, wherein a plurality of chip mounting contacts are arranged at the top end and the bottom end of the printed circuit board body, the chip mounting contacts at the top end of the printed circuit board body and the chip mounting contacts at the bottom end of the printed circuit board body are arranged in a central symmetry manner, interface mounting contacts are arranged at the edges of the top end and the bottom end of the printed circuit board body, the interface mounting contacts at the top end of the printed circuit board body and the interface mounting contacts at the bottom end of the printed circuit board body are arranged in a central symmetry manner, positioning grooves are formed in the middle sides of the outer side walls at the two ends of the printed circuit board body, two positioning grooves are embedded and connected with heat-conducting connecting plates, soaking base plates are fixedly connected at the two ends of the two heat-conducting connecting plates close to the chip mounting contacts, and the soaking base, four the top side that chip installation contact was all extended to the soaking backing plate, the equal fixedly connected with in four corners department that chip installation contact was kept away from to the top of printed circuit board body and bottom supports the cushion.
Preferably, the side edge of the printed circuit board body is fixedly connected with an anti-collision rubber mat, and the anti-collision rubber mat is fixedly connected with the inner surface of the positioning groove.
Preferably, the position that the surface of printed circuit board body corresponds the support cushion has seted up the location screw, eight the opening has all been seted up to the position that the support cushion corresponds the location screw.
Preferably, the chip mounting contacts are welded with the chip body.
Preferably, the interface mounting contacts are welded with the flat cable interfaces, and one side of each flat cable interface, which is close to the chip mounting contact, is abutted against the outer surface of the soaking base plate.
Preferably, the inner surface of the soaking base plate is provided with heat-conducting silicone grease at the position corresponding to the chip mounting contact.
Preferably, the four soaking backing plates are made of copper alloy.
The working principle is as follows: when in use, the heat conduction connecting plate at one side of the soaking pad plate is embedded into the positioning groove of the printed circuit board body, and the soaking pad plate is also buckled to the top side of the corresponding chip body, so that the heat conduction silicone grease is stably attached to the surface of the chip body, because a plurality of chip mounting contacts are distributed at the upper side and the lower side of the printed circuit board body, the heating source of the printed circuit board body can not be gathered at one side, and meanwhile, the soaking pad plate is respectively propped against the two ends of the inner side of an electrical appliance, so that the heat of the printed circuit board body is guided to the two sides of the electrical appliance shell, thereby being beneficial to accelerating the heat dissipation of the printed circuit board body, further being convenient to prolong the service life of the printed circuit board body and electronic components thereon, because the printed circuit board body is integrated, the printed circuit board body can not be limited as hard as a circuit board spliced by flat cables, therefore, the fixing between the printed circuit board body and the soaking base plate is very easy, the soaking base plate and the printed circuit board body are mutually limited, and the soaking base plate can be prevented from deviating.
(III) advantageous effects
The invention provides a printed circuit board. The method has the following beneficial effects:
1. this kind of printed circuit board, because many places chip installation contact distributes in the upper and lower both sides of printed circuit board body, the source that generates heat of this printed circuit board body can not gather in one side, and the soaking backing plate supports respectively at the inboard both ends of electrical apparatus simultaneously, makes the heat of printed circuit board body by the both sides of direction electrical apparatus casing to be favorable to accelerating the heat dissipation of printed circuit board body, and then be convenient for prolong the life of this printed circuit board body and electronic components on it.
2. This kind of printed circuit board, because this printed circuit board body formula as an organic whole, consequently can not be difficult to spacingly like the circuit board through the winding displacement concatenation, be favorable to saving occupation space to because soaking backing plate and the direct card of heat conduction connecting plate are on the surface of printed circuit board body, consequently, fixed between printed circuit board body and the soaking backing plate is very light, and soaking backing plate and printed circuit board body are spacing each other, can avoid the soaking backing plate to take place the skew.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the printed circuit board body structure of the present invention;
FIG. 3 is a top view of the overall structure of the present invention;
fig. 4 is a schematic view of the structure of the soaking mat of the present invention.
The printed circuit board comprises a printed circuit board body, a first conductive layer and a second conductive layer, wherein 1, the printed circuit board body; 2. mounting a contact on the chip; 3. installing a contact on the interface; 4. a positioning groove; 5. an anti-collision rubber cushion; 6. positioning the screw hole; 7. a support cushion; 8. a chip body; 9. soaking the base plate; 10. a heat-conducting connecting plate; 11. a flat cable interface; 12. and (3) heat-conducting silicone grease.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in FIGS. 1-4, the embodiment of the invention provides a printed circuit board, which comprises a printed circuit board body 1, wherein the top end and the bottom end of the printed circuit board body 1 are both provided with a plurality of chip mounting contacts 2, the chip mounting contacts 2 positioned at the top end of the printed circuit board body 1 and the chip mounting contacts 2 positioned at the bottom end of the printed circuit board body 1 are arranged in a central symmetry manner, the top end and the bottom end edges of the printed circuit board body 1 are both provided with interface mounting contacts 3, the interface mounting contacts 3 positioned at the top end of the printed circuit board body 1 and the interface mounting contacts 3 positioned at the bottom end of the printed circuit board body 1 are arranged in a central symmetry manner, the middle sides of the outer side walls at the two ends of the printed circuit board body 1 are both provided with positioning grooves 4, the two positioning grooves 4 are both embedded and connected with heat-conducting connecting plates 10, and the, the soaking backing plates 9 are parallel to the printed circuit board body 1, the four soaking backing plates 9 extend to the top sides of the chip mounting contacts 2, the four corners of the top end and the bottom end of the printed circuit board body 1 far away from the chip mounting contacts 2 are fixedly connected with supporting cushions 7, heat conducting connecting plates 10 on one side of the soaking backing plates 9 are embedded into the positioning grooves 4 of the printed circuit board body 1, the soaking backing plates 9 are buckled to the top sides of the corresponding chip bodies 8, so that the heat conducting silicone grease 12 is stably attached to the surfaces of the chip bodies 8, as the chip mounting contacts 2 are distributed on the upper side and the lower side of the printed circuit board body 1, the heat source of the printed circuit board body 1 can not be gathered on one side, and the soaking backing plates 9 respectively abut against the two ends of the inner side of the electric appliance, so that the heat of the printed circuit board body 1 is guided to the two sides of the electric appliance shell, thereby being beneficial to, and then be convenient for prolong this printed circuit board body 1 and electronic components's life on it, because this printed circuit board body 1 formula as an organic whole, consequently can not be difficult to spacingly like the circuit board through the winding displacement concatenation, be favorable to saving occupation space, simultaneously because soaking backing plate 9 and heat conduction connecting plate 10 directly block on the surface of printed circuit board body 1, consequently, fixed between printed circuit board body 1 and the soaking backing plate 9 is very light, soaking backing plate 9 is spacing each other with printed circuit board body 1, can avoid soaking backing plate 9 to take place the skew.
The anti-collision rubber mat 5 is fixedly connected to the side edge of the printed circuit board body 1, and the anti-collision rubber mat 5 is fixedly connected with the inner surface of the positioning groove 4, so that the effect of alleviating part impact can be achieved through the anti-collision rubber mat 5 when the edge of the printed circuit board body 1 is collided, and the risk that the printed circuit board body 1 is collided is favorably reduced; the outer surface of the printed circuit board body 1 is provided with positioning screw holes 6 corresponding to the positions of the supporting soft pads 7, and the eight supporting soft pads 7 are provided with through holes corresponding to the positions of the positioning screw holes 6, so that the printed circuit board body 1 can be conveniently fixed at a specified position in an electric appliance through bolts; the chip bodies 8 are welded on the chip mounting contacts 2, so that the printed circuit board body 1 has corresponding electrical functions through the chip bodies 8; the flat cable interfaces 11 are welded on the plurality of interface mounting contacts 3, one side of each flat cable interface 11, which is close to the chip mounting contact 2, is abutted against the outer surface of the soaking pad 9, so that the flat cable interfaces 11 are convenient for external connection of a circuit, the printed circuit board body 1 is convenient for connection with other circuit boards or electronic components, and meanwhile, the soaking pad 9 abuts against the flat cable interfaces 11, so that the flat cable interfaces 11 can be prevented from being damaged by inward pushing when the flat cable interfaces are externally connected; the inner surface of the soaking pad 9 is provided with heat-conducting silicone grease 12 at the position corresponding to the chip mounting contact 2, and the contact area between the soaking pad 9 and the chip body 8 can be increased through the heat-conducting silicone grease 12, so that the wire efficiency of the soaking pad 9 is improved conveniently; the four soaking backing plates 9 are made of copper alloy, and the soaking backing plates 9 made of copper alloy are more excellent in heat conduction performance.
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 (7)
1. A printed circuit board comprising a printed circuit board body (1), characterized in that: the printed circuit board comprises a printed circuit board body (1), wherein a plurality of chip mounting contacts (2) are arranged at the top end and the bottom end of the printed circuit board body (1), the chip mounting contacts (2) positioned at the top end of the printed circuit board body (1) and the chip mounting contacts (2) positioned at the bottom end of the printed circuit board body (1) are arranged in a central symmetry manner, interface mounting contacts (3) are arranged at the edges of the top end and the bottom end of the printed circuit board body (1), the interface mounting contacts (3) positioned at the top end of the printed circuit board body (1) and the interface mounting contacts (3) positioned at the bottom end of the printed circuit board body (1) are arranged in a central symmetry manner, positioning grooves (4) are formed in the middle sides of the outer side walls of the two ends of the printed circuit board body (1), two positioning grooves (4) are embedded and connected with heat-conducting connecting plates (10), and soaking backing plates (9) are, and soaking backing plate (9) and printed circuit board body (1) between parallel arrangement each other, four soaking backing plate (9) all extends to the top side of chip installation contact (2), the equal fixedly connected with in four corners department that chip installation contact (2) was kept away from to the top of printed circuit board body (1) and bottom supports cushion (7).
2. A printed circuit board according to claim 1, wherein: the side edge of the printed circuit board body (1) is fixedly connected with an anti-collision rubber mat (5), and the anti-collision rubber mat (5) is fixedly connected with the inner surface of the positioning groove (4).
3. A printed circuit board according to claim 1, wherein: the surface of printed circuit board body (1) corresponds the position that supports cushion (7) and has seted up location screw (6), eight the opening has all been seted up to the position that supports cushion (7) and corresponds location screw (6).
4. A printed circuit board according to claim 1, wherein: and a plurality of chip mounting contacts (2) are welded with chip bodies (8).
5. A printed circuit board according to claim 1, wherein: and the interface mounting contacts (3) are all welded with the flat cable interfaces (11), and one side of each flat cable interface (11) close to the chip mounting contact (2) is abutted against the outer surface of the soaking base plate (9).
6. A printed circuit board according to claim 1, wherein: and heat-conducting silicone grease (12) is arranged on the inner surface of the soaking base plate (9) at the position corresponding to the chip mounting contact (2).
7. A printed circuit board according to claim 1, wherein: the four soaking backing plates (9) are all made of copper alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110034360.3A CN112888148A (en) | 2021-01-12 | 2021-01-12 | Printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110034360.3A CN112888148A (en) | 2021-01-12 | 2021-01-12 | Printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112888148A true CN112888148A (en) | 2021-06-01 |
Family
ID=76045068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110034360.3A Withdrawn CN112888148A (en) | 2021-01-12 | 2021-01-12 | Printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112888148A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1205548A (en) * | 1995-02-15 | 1999-01-20 | 国际商业机器公司 | Organic chip carriers for wire bond-type chip |
| EP1037518A2 (en) * | 1999-03-16 | 2000-09-20 | Framatome Connectors International S.A. | Heat sink for printed circuit board |
| KR20030077180A (en) * | 2002-03-25 | 2003-10-01 | 유일반도체 주식회사 | Method of fabricating flip chip |
| TW200644195A (en) * | 2005-06-03 | 2006-12-16 | Via Tech Inc | Electronic apparatus with thermal module |
| WO2012016759A1 (en) * | 2010-08-02 | 2012-02-09 | Osram Opto Semiconductors Gmbh | Optoelectronic lighting module and motor vehicle headlight |
-
2021
- 2021-01-12 CN CN202110034360.3A patent/CN112888148A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1205548A (en) * | 1995-02-15 | 1999-01-20 | 国际商业机器公司 | Organic chip carriers for wire bond-type chip |
| EP1037518A2 (en) * | 1999-03-16 | 2000-09-20 | Framatome Connectors International S.A. | Heat sink for printed circuit board |
| KR20030077180A (en) * | 2002-03-25 | 2003-10-01 | 유일반도체 주식회사 | Method of fabricating flip chip |
| TW200644195A (en) * | 2005-06-03 | 2006-12-16 | Via Tech Inc | Electronic apparatus with thermal module |
| WO2012016759A1 (en) * | 2010-08-02 | 2012-02-09 | Osram Opto Semiconductors Gmbh | Optoelectronic lighting module and motor vehicle headlight |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210601 |