CN113488819A - Strip-shaped circuit board interconnection structure - Google Patents
Strip-shaped circuit board interconnection structure Download PDFInfo
- Publication number
- CN113488819A CN113488819A CN202110768752.2A CN202110768752A CN113488819A CN 113488819 A CN113488819 A CN 113488819A CN 202110768752 A CN202110768752 A CN 202110768752A CN 113488819 A CN113488819 A CN 113488819A
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- CN
- China
- Prior art keywords
- circuit board
- strip
- positive
- negative
- interconnection structure
- 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.)
- Granted
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 description 14
- 230000037431 insertion Effects 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 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
- 230000011218 segmentation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a strip circuit board interconnection structure, which comprises a first strip circuit board provided with a male plug and a second strip circuit board provided with a female plug, wherein the male plug and the female plug are in inserted connection and matched, and the male plug comprises: the male socket is fixed at the end part of the first strip-shaped circuit board; the positive contact pins and the negative contact pins are arranged on the male socket side by side at intervals, and free ends of the positive contact pins and the negative contact pins extend out of the first bar-shaped circuit board and are communicated with the first bar-shaped circuit board; the first connecting piece is arranged on the male socket and positioned between the positive pin and the negative pin; the female plug includes: the female socket is fixed at the end part of the second strip-shaped circuit board; the positive jacks and the negative jacks are arranged in the female socket at intervals side by side, are communicated with the second strip-shaped circuit board and are respectively in inserting fit conduction with the positive contact pins and the negative contact pins; and the second connecting piece is arranged between the positive jack and the negative jack on the female socket and is matched with the first connecting piece.
Description
Technical Field
The invention relates to the technical field of manufacturing of lighting products, in particular to an interconnection structure of a strip-shaped circuit board.
Background
Under the background of energy conservation and environmental protection, the LED lamp is increasingly applied to the fields of household and commercial illumination because of high light emitting efficiency and good light condensing performance. In many occasions, when long distance illumination is needed, a bar-shaped lamp is adopted, a bar-shaped circuit board is usually adopted in the bar-shaped lamp, and an LED chip is arranged on the bar-shaped circuit board.
When making the bar lamp, when the lamps and lanterns process, because the circuit board is thin and long and thin, easy fracture in the in-process of making, in order to avoid above-mentioned problem, can make the bar circuit board segmentation, then link into an organic whole through interconnect structure, among the prior art, adopt manual interconnection to realize mostly, or the welding or peg graft, waste time and energy, the plug connector still need install in addition on the circuit board, makes manufacturing cost promote. In addition, the existing plug connector has larger volume, and if the plug connector with small volume is adopted, the current carrying capacity is not enough.
Therefore, it is important to design an interconnection structure of a strip-type circuit board, which has a small size, a high current carrying capacity and a reliable structure.
Disclosure of Invention
In view of the above, the present invention provides an interconnection structure of strip-shaped circuit boards to solve the above technical problems.
The utility model provides a bar circuit board interconnection structure, is including the first bar circuit board that is equipped with public plug and the second bar circuit board that is equipped with female plug, public plug and the cooperation of pegging graft of female plug, public plug includes:
the male socket is fixed at the end part of the first strip-shaped circuit board;
the positive contact pins and the negative contact pins are arranged on the male socket side by side at intervals, and free ends of the positive contact pins and the negative contact pins extend out of the first bar-shaped circuit board and are communicated with the first bar-shaped circuit board;
the first connecting piece is arranged on the male socket and positioned between the positive pin and the negative pin;
the female plug includes:
the female socket is fixed at the end part of the second strip-shaped circuit board;
the positive jacks and the negative jacks are arranged in the female socket at intervals side by side, are communicated with the second strip-shaped circuit board and are respectively in inserting fit conduction with the positive contact pins and the negative contact pins;
and the second connecting piece is arranged between the positive jack and the negative jack on the female socket and is matched with the first connecting piece.
Preferably, the first connecting piece is a clamping groove which is arranged on the male socket and sinks, one end of the second connecting piece is fixed on the female socket, and the other end of the second connecting piece is a hook part matched with the clamping groove.
Preferably, the positive electrode jack and/or the negative electrode jack are strip-shaped channels with quadrangular cross sections.
Preferably, the positive electrode jack and/or the negative electrode jack are strip-shaped channels with rectangular cross sections.
Preferably, the opposite inner walls of the positive electrode insertion hole are recessed inwards to form a first clamping part and a second clamping part.
Preferably, the first clamping portion is a first clamping piece which is inclined inwards relative to the side wall, and the tail end of the first clamping piece faces away from the inlet of the positive electrode insertion hole.
Preferably, the end of the first clip is sharp to cut the surface of the positive pin.
Preferably, the second clamping portion is a second clip inclined inward relative to the side wall, and the end of the second clip faces the inlet of the positive electrode insertion hole.
Preferably, the front end of the second jaw is bent outward to form a smooth clamping surface at the inner side.
Preferably, the positive jacks are respectively provided with wiring contact pins in front of and behind the strip-shaped channel, the second strip-shaped circuit board is provided with two wiring holes corresponding to the wiring contact pins, and the two wiring holes are connected through copper foil segments.
Preferably, the positive electrode insertion hole and the negative electrode insertion hole have the same structure.
The invention has the technical effects that:
according to the bar-shaped circuit board interconnection structure, the male plug and the female plug can be suitable for automatic SMT (surface mount technology) patch, and the manufacture is more convenient; a connecting piece is arranged between the male plug and the female plug for secondary fixation, so that interconnection and disconnection are prevented during automatic production and feeding; the linear light source lamp and the sweeping light lamp with small overall size, strong universality and small light source interval can also be applicable.
Drawings
Embodiments of the invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the interconnection structure (connection state) of the strip-shaped circuit board of this embodiment.
Fig. 2 is a schematic structural diagram of the interconnection structure (separated state) of the strip-shaped circuit board in this embodiment.
Fig. 3 is a schematic cross-sectional view of the interconnection structure of the strip-shaped circuit board in the embodiment at the position of the positive pin.
Fig. 4 is a schematic cross-sectional view of the interconnection structure of the strip-shaped circuit board of the present embodiment at the position of the second connection member in the longitudinal direction.
Fig. 5 is a schematic cross-sectional view of the interconnection structure of the strip-shaped circuit board in the present embodiment at the position of the positive pin.
Fig. 6 is an exploded schematic view of the interconnection structure of the strip-shaped circuit board according to the embodiment.
Detailed Description
Specific embodiments of the present invention will be described in further detail below based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the strip circuit board interconnection structure of the present embodiment includes a first strip circuit board 200 having a male plug 100 and a second strip circuit board 400 having a female plug 300, and the male plug 100 and the female plug 300 are inserted and mated.
The first strip circuit board 200 and the second strip circuit board 400 are provided with circuits and LED chips, and the end portions are interconnected to splice a plurality of circuit boards, and for manufacturing convenience, in this embodiment, the male plug 100 includes a male socket 101, a positive pin 102, a negative pin 103, and a first connector 104. The male socket 101 is fixed at the end of the first bar-shaped circuit board 200; the positive pins 102 and the negative pins 103 are arranged on the male socket 101 at intervals side by side, and free ends of the positive pins and the negative pins extend out of the first bar-shaped circuit board 200 and are communicated with the first bar-shaped circuit board 200; a first connector 104 is disposed on the male socket 101 between the positive pin 102 and the negative pin 103. The female plug 300 includes a female socket 301, a positive jack 302, a negative jack 303, and a second connector 304. The female socket 301 is fixed at the end of the second bar circuit board 400; the positive jacks 302 and the negative jacks 303 are arranged in the female socket 301 side by side at intervals, are communicated with the second strip circuit board 400, and are respectively in inserting fit and conduction with the positive pins 102 and the negative pins 103; a second connector 304 is disposed on the female socket 301 between the positive and negative jacks 302 and 303 and mates with the first connector 104.
The upper surfaces of the male socket 101 and the female socket 301 are provided with a certain area, so that the plug is suitable for automatic SMT patch and is more convenient to manufacture; the conducting fingers realize electric connection.
When the male plug 100 and the female plug 300 of the embodiment are plugged, the first connecting piece 104 and the second connecting piece 304 are further arranged to be fixed for the second time, so that the interconnection and the separation are prevented during automatic production and feeding.
For convenience of manufacture and installation, preferably, the first connector 104 is a slot which is arranged on the male socket 101 and sinks, one end of the second connector 304 is fixed on the female socket 301, and the other end of the second connector is a hook which is matched with the slot. The clamping groove structure does not occupy the volume, and the detachable connection is realized by matching with the hook part.
Generally, the positive pin 102 and the negative pin 103 are made of metal and have high hardness, while the second connecting member 304 is made of an insulating elastic material and has a hardness that is easily broken, so that the portion of the second connecting member 304 extending out of the second strip circuit board 400 is shorter than the portion of the positive pin 102 and the negative pin 103 extending out of the first strip circuit board 200, so that the positive pin 102 and the negative pin 103 are partially fitted into the positive jack 302 and the negative jack 303, and then the second connecting member 304 is connected to the second connecting member 304.
The positive electrode insertion hole 302 and the negative electrode insertion hole 303 may take many forms, and may be strip-shaped channels with quadrangular cross sections, in this embodiment, the positive electrode insertion hole 302 and the negative electrode insertion hole 303 are strip-shaped channels with rectangular cross sections. It is further preferable that opposite inner walls of the positive electrode insertion hole 302 are recessed inward to form a first clamping portion 3021 and a second clamping portion 3022. The contact pin is clamped in four directions, so that the connection is reliable.
In order to further make the clamping force more reliable, it is preferable that the first clamping portion 3021 is a first clamping piece 3023 inclined inward relative to the side wall, and the end of the first clamping piece 3023 faces away from the inlet of the positive electrode insertion hole 302. Above-mentioned structure can form the horn mouth, plays the effect of guide contact pin, and first clamping piece 3023 can compress tightly the contact pin after being strutted, connects more reliably.
Further, the sharp end of the first clamping piece 3023 may cut the surface of the positive pin 102. The structure can enable the first clamping piece 3023 to be tightly connected with the positive pin 102, so as to bear larger current, enable the size of the pin to be small, and further enable the size of the male plug and the size of the female plug to be smaller.
The same structure can be selected for the second clamping portion 3022, but in order to make it possible to reuse these circuit boards, it is further preferable that the second clamping portion 3022 is a second jaw 3024 inclined inward relative to the side wall, and the end of the second jaw 3024 faces the entrance of the positive electrode insertion hole 302. Further preferably, the front end of the second jaw 3024 is bent outward to form a smooth grip surface on the inner side. The positive pin 102 is also good in conductivity, but the surface of the positive pin is not damaged, and the positive pin can be used continuously after being plugged.
In order to improve the current carrying capacity, it is further preferable that the positive electrode jack 302 is provided with a connection pin 3025 respectively in front of and behind the strip-shaped channel, the second strip-shaped circuit board 400 is provided with two connection holes 401 corresponding to the connection pin 3025, and the two connection holes 401 are connected by a copper foil segment 402.
In this embodiment, the positive electrode insertion hole 302 and the negative electrode insertion hole 303 have the same structure.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.
Claims (11)
1. The utility model provides a bar circuit board interconnection structure, is including first bar circuit board (200) that are equipped with public plug (100) and second bar circuit board (400) that are equipped with female plug (300), public plug (100) and female plug (300) cooperation of pegging graft, its characterized in that, public plug (100) include:
a male socket (101) fixed to an end of the first bar-shaped circuit board (200);
the positive pin (102) and the negative pin (103) are arranged on the male socket (101) side by side at intervals, and free ends of the positive pin and the negative pin extend out of the first bar-shaped circuit board (200) and are communicated with the first bar-shaped circuit board (200);
the first connecting piece (104) is arranged on the male socket (101) and is positioned between the positive pin (102) and the negative pin (103);
the female plug (300) comprises:
a female socket (301) fixed to an end of the second bar circuit board (400);
the positive jacks (302) and the negative jacks (303) are arranged in the female socket (301) side by side at intervals, are communicated with the second strip-shaped circuit board (400), and are respectively in inserting fit conduction with the positive pins (102) and the negative pins (103);
and the second connecting piece (304) is arranged on the female socket (301) and is positioned between the positive jack (302) and the negative jack (303) and matched with the first connecting piece (104).
2. Strip circuit board interconnection structure according to claim 1, wherein the first connector (104) is a slot set in the male socket (101) and the second connector (304) has one end fixed to the female socket (301) and the other end with a hook cooperating with the slot.
3. Strip circuit board interconnection structure according to claim 1, characterized in that the positive jack (302) and/or the negative jack (303) is a strip channel with a quadrangular cross section.
4. Strip circuit board interconnection structure according to claim 1, characterized in that the positive jack (302) and/or the negative jack (303) is a strip channel with a rectangular cross section.
5. Strip-shaped circuit board interconnection structure according to claim 4, wherein the opposing inner walls of the positive jack (302) are recessed inwards to form a first clamping portion (3021) and a second clamping portion (3022).
6. Strip-shaped circuit board interconnection structure according to claim 5, characterized in that the first clamping portion (3021) is a first clip (3023) inclined inwardly with opposite side walls, the end of the first clip (3023) facing away from the entrance of the positive jack (302).
7. Strip circuit board interconnection structure according to claim 6, characterized in that the first clip (3023) has a sharp tip that can cut the surface of the positive pin (102).
8. Strip-shaped circuit board interconnection structure according to claim 5, wherein the second clamping portion (3022) is a second clip (3024) inclined inwardly with opposite side walls, the end of the second clip (3024) facing the entrance of the positive jack (302).
9. Strip circuit board interconnect structure according to claim 8, characterized in that the front end of the second clip (3024) is bent outwards forming a smooth clamping surface on the inside.
10. Strip circuit board interconnection structure according to claim 4, wherein the positive jack (302) is provided with a terminal pin (3025) at the front and back of the strip channel, and the second strip circuit board (400) is provided with two terminal holes (401) corresponding to the terminal pin (3025), and the two terminal holes (401) are connected by a copper foil segment (402).
11. Strip circuit board interconnection structure according to one of claims 5 to 10, wherein the positive socket (302) and the negative socket (303) are of the same structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110768752.2A CN113488819B (en) | 2021-07-07 | 2021-07-07 | Bar circuit board interconnection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110768752.2A CN113488819B (en) | 2021-07-07 | 2021-07-07 | Bar circuit board interconnection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113488819A true CN113488819A (en) | 2021-10-08 |
| CN113488819B CN113488819B (en) | 2023-11-21 |
Family
ID=77940885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110768752.2A Active CN113488819B (en) | 2021-07-07 | 2021-07-07 | Bar circuit board interconnection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113488819B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1303145A (en) * | 1999-10-29 | 2001-07-11 | 富士康(昆山)电脑接插件有限公司 | Socket connector |
| CN201054402Y (en) * | 2007-06-19 | 2008-04-30 | 倚天资讯股份有限公司 | Connection base |
| CN204084236U (en) * | 2014-08-25 | 2015-01-07 | 深圳市嘉一达光电器材有限公司 | High-frequency precision-type connector |
| CN204793408U (en) * | 2015-07-28 | 2015-11-18 | 浙江弗沙朗能源股份有限公司 | Contact pin connector |
-
2021
- 2021-07-07 CN CN202110768752.2A patent/CN113488819B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1303145A (en) * | 1999-10-29 | 2001-07-11 | 富士康(昆山)电脑接插件有限公司 | Socket connector |
| CN201054402Y (en) * | 2007-06-19 | 2008-04-30 | 倚天资讯股份有限公司 | Connection base |
| CN204084236U (en) * | 2014-08-25 | 2015-01-07 | 深圳市嘉一达光电器材有限公司 | High-frequency precision-type connector |
| CN204793408U (en) * | 2015-07-28 | 2015-11-18 | 浙江弗沙朗能源股份有限公司 | Contact pin connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113488819B (en) | 2023-11-21 |
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