CN107134673A - Mutually splice and carry out the circuit board, LED display and LED screen of signal transmission - Google Patents
Mutually splice and carry out the circuit board, LED display and LED screen of signal transmission Download PDFInfo
- Publication number
- CN107134673A CN107134673A CN201710303454.XA CN201710303454A CN107134673A CN 107134673 A CN107134673 A CN 107134673A CN 201710303454 A CN201710303454 A CN 201710303454A CN 107134673 A CN107134673 A CN 107134673A
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- China
- Prior art keywords
- circuit board
- metal contact
- contact element
- terminal base
- connection terminal
- 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.)
- Pending
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- 230000008054 signal transmission Effects 0.000 title claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 82
- 229910052751 metal Inorganic materials 0.000 claims abstract description 82
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000005684 electric field Effects 0.000 claims description 38
- 239000011159 matrix material Substances 0.000 claims description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 239000002360 explosive Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
-
- 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
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Led Device Packages (AREA)
Abstract
The present invention relates to a kind of mutual circuit board, LED display and LED screen for splicing and carrying out signal transmission.The mutual circuit board for splicing and carrying out signal transmission includes：First connection terminal, the edge located at the first side of the circuit board, including the first metal contact element；Second connection terminal, located at the circuit board and the described first edge at relative second, including the second metal contact element；The second metal contact element that first metal contact element is used for when circuit board splices with another piece of circuit board is in electrical contact to carry out data transmission, and first metal contact element and/or the second metal contact element are elastic component.The present invention is attached by the first connection terminal and the second connection terminal, it instead of the pattern connected between the pcb board of traditional LED display with signal wire, space need not be reserved in the casing at LED display back for various signal wires, more frivolous LED display can be produced, and need not enter the dismounting of row signal line during installation and removal.
Description
Technical field
The present invention relates to circuit board, more particularly to a kind of mutual circuit board for splicing and carrying out signal transmission, one is further related to
LED display is planted, a kind of LED screen is further related to.
Background technology
LED (light emitting diode) display screens are widely used in need due to one giant-screen of composition that can be stitched together
The occasion that large-size screen monitors are shown is wanted, such as outdoor display.Referring to Fig. 1,4*4 LED display 10, which is stitched together, constitutes one large-scale
Screen 100.The circuit board (PCB) that each LED display 10 includes LED matrix and drives the LED matrix to be shown.
It is the side connected by signal wire between the PCB of each LED display when multiple LED displays are stitched together
Formula carries out signal transmission.This can bring some problems, and one is the inefficient of consolidation, two be the PCB back side everywhere
It is signal wire, it is mixed and disorderly and need to occupy certain space, cause the overall volume of LED display larger, be unfavorable for lightening.
The content of the invention
Based on this, it is necessary to provide a kind of mutual splicing using new connected mode and carry out the circuit of signal transmission
Plate.
A kind of mutual circuit board for splicing and carrying out signal transmission, including：First connection terminal, located at the circuit board
The edge on the first side, including the first metal contact element；Second connection terminal is relative with first side located at the circuit board
The edge on the second side, including the second metal contact element；First metal contact element is used for when circuit board splice and another piece
Second metal contact element of circuit board is in electrical contact to carry out data transmission, and first metal contact element and/or the second gold medal
Category contact is elastic component.
In one embodiment, the elastic component is protruding in nature, another under circuit board splicing state
Second metal contact element of block circuit board extrudes, inwardly bounced back so as to produce deformation.
In one embodiment, first metal contact element and the second metal contact element include many and discrete drawn
Pin, every pin includes：External connection portion, in electrical contact with adjacent circuit board in splicing；Portion inside, for itself institute
Circuit board on circuit be electrically connected with；The portion inside is connected with each other with external connection portion, and forms knuckle in junction.
In one embodiment, first connection terminal and the second connection terminal include terminal base, the terminal base
For each pin to be fixed on into terminal base, each pin of first metal contact element or the second metal contact element is belonged to together
Between be arranged in parallel, and arranged along third direction, the material of the terminal base is to offer dew on insulating materials, the terminal base
Go out groove, first metal contact element and the second metal contact element are mutually in electrical contact by exposing groove.
In one embodiment, both sides of the terminal base along the third direction are provided with fixed part, and the terminal base leads to
The fixed part is crossed to be fixed on the circuit board.
In one embodiment, first connection terminal and the second connection terminal include electric field shielding shell, described the
The electric field shielding shell of one connection terminal is used to carry out electric field shielding to first metal contact element, second connection terminal
Electric field shielding shell is used to carry out electric field shielding to second metal contact element.
In one embodiment, the section of the terminal base is " L " type, and the vertical edge of " L " is in the first direction, horizontal edge is along second
Direction extends, and the external connection portion extends to first direction, the portion inside extends to second direction, the first direction, the
Two directions and third direction are vertical two-by-two；The electric field shielding shell covers the following face of the terminal base：" L's " is interior
Determined by the second direction and third direction the face that side is defined by the first direction and second direction, the inner side of " L "
The face that justice goes out, the top of " L ", the both sides of the terminal base.
In one embodiment, the terminal base offers the first bayonet socket, described in the both sides of " L " bottom
The second bayonet socket is offered on the vertical edge of both sides, the electric field shielding shell includes the first buckle for being used to snap-fit into the first bayonet socket
The second buckle with the second bayonet socket is snap-fited into, the electric field shielding shell is fixed on the terminal base.
In one embodiment, first connection terminal and the second connection terminal are surface mount devices.
A kind of LED display of offer is provided, including foregoing mutual splicing and the circuit board for carrying out signal transmission.
A kind of LED screen of offer is provided, including at least one piece LED display and located at the LED display back
Housing or framework, the circuit board that the LED display includes LED matrix and drives the LED matrix to be shown is described
LED display also includes：First connection terminal, the edge located at the first side of the circuit board, including the first metal contact element；
Second connection terminal, located at the circuit board and the described first edge at relative second, including the second metal contact element；
First metal contact element be used for when circuit board splice and another piece of circuit board the second metal contact element it is in electrical contact with
Carry out data transmission, and first metal contact element and/or the second metal contact element are elastic component.
In one embodiment, the elastic component is protruding in nature, another under circuit board splicing state
Second metal contact element of block circuit board extrudes, inwardly bounced back so as to produce deformation.
In one embodiment, first metal contact element and the second metal contact element include many and discrete drawn
Pin, every pin includes：External connection portion, in electrical contact with adjacent circuit board in splicing；Portion inside, for itself institute
Circuit board on circuit be electrically connected with；The portion inside is connected with each other with external connection portion, and forms knuckle in junction；It is described
Offered on terminal base and expose groove, first metal contact element and the second metal contact element are mutually electrically connected with by exposing groove
Touch.
In one embodiment, the terminal base of the terminal base of the first connection terminal and/or the second connection terminal is fixed on institute
State in housing or framework.
In one embodiment, belong to together parallel between first metal contact element or each pin of the second metal contact element
Set, and arranged along third direction, the material of the terminal base is insulating materials.
In one embodiment, both sides of the terminal base along the third direction are provided with fixed part, and the terminal base leads to
The fixed part is crossed to be fixed on the circuit board.
In one embodiment, first connection terminal and the second connection terminal include electric field shielding shell, described the
The electric field shielding shell of one connection terminal is used to carry out electric field shielding to first metal contact element, second connection terminal
Electric field shielding shell is used to carry out electric field shielding to second metal contact element.
In one embodiment, the section of the terminal base is " L " type, and the vertical edge of " L " is in the first direction, horizontal edge is along second
Direction extends, and the external connection portion extends to first direction, the portion inside extends to second direction, the first direction, the
Two directions and third direction are vertical two-by-two；The electric field shielding shell covers the following face of the terminal base：" L's " is interior
Determined by the second direction and third direction the face that side is defined by the first direction and second direction, the inner side of " L "
The face that justice goes out, the top of " L ", the both sides of the terminal base.
In one embodiment, the terminal base offers the first bayonet socket, described in the both sides of " L " bottom
The second bayonet socket is offered on the vertical edge of both sides, the electric field shielding shell includes the first buckle for being used to snap-fit into the first bayonet socket
The second buckle with the second bayonet socket is snap-fited into, the electric field shielding shell is fixed on the terminal base.
In one embodiment, first connection terminal and the second connection terminal are surface mount devices.
The above-mentioned mutual circuit board, LED display and LED screen for splicing and carrying out signal transmission, passes through the first connection end
Son and the second connection terminal be attached, instead of traditional mutual splicing and carry out signal transmission circuit board (such as LED show
The pcb board of display screen) between the pattern that is connected with signal wire, need not be various signal wire (examples in the casing at LED display back
Such as Serial Port Line, netting twine) reserve space, it is possible to produce more frivolous LED display, and without carrying out during installation and removal
The dismounting of signal wire.
Brief description of the drawings
Fig. 1 be 4*4 LED display be stitched together composition one large-scale screen schematic diagram；
Fig. 2 a, 2b are the stereogram of first two different directions of connection terminal in an embodiment respectively；
Fig. 3 is the explosive view of the first connection terminal shown in Fig. 2 a, 2b；
Fig. 4 a, 4b are the stereogram of second two different directions of connection terminal in an embodiment respectively；
Fig. 5 is the explosive view of the second connection terminal shown in Fig. 4 a, 4b；
Fig. 6 a, 6b are the schematic diagrames that two LED displays are spliced in an embodiment；
Fig. 7 is another angle schematic diagram that two LED displays are spliced.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the preferred embodiment of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose that these embodiments are provided be make to the disclosure more it is thorough comprehensively.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " on ",
" under ", "left", "right" and similar statement for illustrative purposes only.
Referring to Fig. 6 a, Fig. 6 b, Fig. 7, the circuit board for mutually splicing and carrying out signal transmission includes the He of the first connection terminal 200
Second connection terminal 300.In the present embodiment, circuit board is the circuit board of LED display；In other embodiments, can also
It is that other are combined in the way of splicing and need to carry out the circuit board of signal transmission each other.First connection terminal 200
Edge located at one side of circuit board, is provided with the second connection terminal 300 on the opposite side on the side.It should be understood that Fig. 6 a, figure
The connection terminal 300 of the first connection terminal 200/ second is only depicted on two pieces of circuit boards in 6b, Fig. 7 respectively, namely is saved respectively
The connection terminal 200 of the second connection terminal 300/ first is omited.In the present embodiment, LED display is square, therefore LED is aobvious
The circuit board of display screen is also square, to make full use of space.In other embodiments, LED display can also be this area
The shape of the known other LED displays of technical staff, circuit board is also not limited to square accordingly.Pass through in LED display
When being mutually spliced to form a large-size screen monitors, the first metal contact element of the first connection terminal 200 and the second of adjacent LED display
Second metal contact element of connection terminal 300 is in electrical contact, to carry out signal and data transfer, the first metal contact element and/or
Second metal contact element is elastic component (such as shell fragment).Therefore, the position of the first connection terminal 200 and the second connection terminal 300
It is correspondingly arranged so that the first connection terminal 200 and the second connection terminal 300 can be just aligned when LED display splices, for example
First connection terminal 200 and the second connection terminal 300 are be arranged in parallel in sustained height.In the present embodiment, the first metal connects
Contact element is elastic component and naturally protruding so that the second metal contact element of adjacent LED display (is fixed on the second connection
In terminal 300) the first metal contact element can be touched, the first metal contact element is by the extruding of the second metal contact element so as to inwardly
Retraction, the screen resilience produced using the first metal contact element deformation causes the first metal contact element and the second metal contact element to be formed
Good contact.
The above-mentioned mutual circuit board for splicing and carrying out signal transmission, passes through the first connection terminal 200 and the second connection terminal
300 are attached, and instead of the pattern connected between the pcb board of traditional LED display with signal wire, LED display back
Casing in need not reserve space for various signal wires (such as Serial Port Line, netting twine), it is possible to produce more frivolous LED
Display screen.And need not enter the dismounting of row signal line during installation and removal, such as only need to be according to correct direction by each LED when installing
Display screen is stitched together, and the first connection terminal 200 and the second connection terminal 300 will be aligned and be electrically connected automatically.
When a certain piece of LED display failure, which needs to remove, is repaired, dismounting without advanced row signal line just can directly by
The LED display of failure is unloaded.For example in Fig. 1 LED display A failures, directly LED display A can be pulled upwards
Go out；Or even during LED display B failures, directly can take out LED display B along the direction of vertical paper inwardly or outwardly.
Fig. 2 a, 2b are the stereogram of the different directions of the first connection terminal 200 in Fig. 6 a, Fig. 6 b, Fig. 7 respectively, and Fig. 3 is figure
The explosive view of the first connection terminal 200 shown in 2a, 2b；Fig. 4 a, 4b are the second connection terminal in Fig. 6 a, Fig. 6 b, Fig. 7 respectively
The stereogram of 300 different directions, Fig. 5 is the explosive view of the second connection terminal 300 shown in Fig. 4 a, 4b.In these embodiments,
First metal contact element is included more with discrete pin 210, and the second metal contact element includes many discrete pins 310, every pin
210 correspond with pin 310.Pin 210 and pin 310 include external connection portion and the portion inside being connected with external connection portion, are inscribed
Portion forms knuckle with external connection portion in junction.The external connection portion of pin 210 is used to adjacent LED show when LED display splices
The external connection portion of the pin 310 of display screen forms in electrical contact, similarly, the external connection portion of pin 310 be used for when LED display splice and
The external connection portion of the pin 210 of adjacent LED display forms in electrical contact；The portion inside of pin 210 and pin 310 is used for and oneself
Circuit on circuit board where body is electrically connected with.
Referring to Fig. 3, in this embodiment, the external connection portion of pin 210 extends along Z-direction, and portion inside is prolonged along Y direction
Stretch, and the external connection portion of pin 210 is formed with a projection in centre.Shown please with reference to Fig. 2 a, the raised protruding LED
Screen enable the external connection portion of pin 210 touch adjacent LED display pin 310 external connection portion, external connection portion is along Z axis side
The extension for referring to the raised two ends to extension extends along Z-direction.Referring to Fig. 5, the external connection portion of pin 310 is prolonged along Z-direction
Stretch, portion inside extends along Y direction.The knuckle of pin 210, the portion inside of pin 230 and external connection portion junction is approximately right angle.
Referring to Fig. 3 and Fig. 5, in one embodiment, the first connection terminal 200 includes terminal base 220, the second connection terminal
300 include terminal base 320.Terminal base 220 is used to form the first metal contact element fixation, and terminal base 320 is used for the second gold medal
Category contact forms fixation, and the material of terminal base 220 and terminal base 320 is insulating materials.
Specifically, offered on terminal base 220 and expose groove 221, be arranged in parallel between each pin 210, and arranged along X-direction
Row.Offered on terminal base 320 and expose groove 321, be arranged in parallel between each pin 310, and arranged along X-direction.The He of pin 210
Pin 310 is mutually in electrical contact by exposing groove.
Referring to Fig. 2 b and Fig. 4 b, in one embodiment, both sides of the terminal base 220 along X-direction are provided with fixed part 226,
Terminal base 220 is fixed on circuit boards by fixed part 226；Both sides of the terminal base 320 along X-direction are provided with fixed part 326, end
Stroma 320 is fixed on circuit boards by fixed part 326.
Referring to Fig. 3, in one embodiment, the first connection terminal 200 includes electric field shielding shell 230；Referring to Fig. 5, second
Connection terminal 300 includes electric field shielding shell 330.Electric field shielding shell 230 is used to carry out the first metal contact element electric field shielding, electricity
Field shield shell 330 is used to carry out electric field shielding to the second metal contact element.Electric field shielding shell 230 and electric field shielding shell 330 can
Ensure by the first connection terminal 200 and the signal and data of the transmission of the second connection terminal 300 not by the electric signal of other devices
Interference.
The section of terminal base 220 and terminal base 220 is " L " type, and the vertical edge of " L " prolongs along Z-direction, horizontal edge along Y direction
Stretch.Electric field shielding shell 230 covers the following face of terminal base 220：The inner side of " L " is defined by Z-direction and Y direction
Face, the face that the inner side of " L " is defined by X-direction and Y direction, the top of " L ", terminal base 220 along the two of X-direction
Side.Similarly, electric field shielding shell 330 covers the following face of terminal base 320：Determined by Z-direction and Y direction the inner side of " L "
The face that justice goes out, the face that the inner side of " L " is defined by X-direction and Y direction, the top of " L ", terminal base 320 along X-direction
Both sides.
Terminal base 220 offers the first bayonet socket 222 in the bottom of " L ", is offered on the vertical edge along the both sides of X-direction
Second bayonet socket 224, electric field shielding shell 230 includes being used for the first buckle 232 for snap-fiting into the first bayonet socket 222 and snap-fits into the second card
Second buckle 234 of mouth 224, electric field shielding shell 230 is fixed on terminal base 220.Similarly, terminal base 320 is at the bottom of " L "
Portion offers the first bayonet socket 322, and the second bayonet socket 324, electric field shielding shell 330 are offered on the vertical edge along the both sides of X-direction
Including for the first buckle 332 for snap-fiting into the first bayonet socket 322 and the second buckle 334 for snap-fiting into the second bayonet socket 324, by electricity
Field shield shell 330 is fixed on terminal base 320
In one embodiment, pin 210 is disposed on " L " of terminal base 220 inner side, and external connection portion projects through dew
Go out outside the external part stroma 220 of groove 221, the top of terminal base 220 is formed there through through hole by the top for exposing groove 221, external connection portion
Top is stretched into be fixed in the through hole；The bottom of terminal base 220 offers the groove stretched out for the portion inside of pin 210, interior
Then the tail end of socket part covers fixation by the bottom of groove external part stroma 220 by electric field shielding shell 230.Pin 310 is same
The inner side of " L " of terminal base 220 is positioned over, fixation is covered by electric field shielding shell 330.
In one embodiment, the first connection terminal 200 and the second connection terminal 300 are surface mount device (Surface
Mounted Devices,SMD).It is attached at the both sides of circuit board respectively by surface mounting technology (SMT).
In another embodiment, although by the phase of the first metal contact element, the second metal contact element between circuit board
Mutually contact carries out data transmission, but terminal base can not be and fix on circuit boards.For example for being spelled by polylith LED display
The LED screen (including at least one piece LED display and housing or framework located at LED display back) formed together, end
Stroma can be fixed in housing or framework (or part terminal base fix on circuit boards, part terminal base be fixed on housing
Or in framework), the metal contact element one end of the first metal contact element/second passes through metal connecting line and connects corresponding electricity on circuit board
Road, while in electrical contact with the second metal contact element with another piece of circuit board/first metal contact element by terminal base fixation.
Traditional LED display carries out the transmission of data and signal using signal wire, and the end of signal wire two is typically all to pass through
By terminal soldering on circuit boards, it is uneven that spot size difference easily causes impedance to welding manner, and welding has rosin joint, a dry joint
It is bad.The assembling of the first connection terminal 200 and the second connection terminal 300, the first connection terminal 200 and second are carried out using SMT
The impedance of connection terminal 300 is uniform, stable signal transmission.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (13)
1. a kind of mutual circuit board for splicing and carrying out signal transmission, it is characterised in that including：
First connection terminal, the edge located at the first side of the circuit board, including the first metal contact element；
Second connection terminal, connects located at the circuit board and the described first edge at relative second, including the second metal
Contact element；
The second metal contact element that first metal contact element is used for when circuit board splices with another piece of circuit board is electrically connected with
Touch to carry out data transmission, and first metal contact element and/or the second metal contact element are elastic component.
2. the mutual circuit board for splicing and carrying out signal transmission according to claim 1, it is characterised in that the elastic component
It is protruding in nature, under circuit board splicing state by the second metal contact element extruding of another piece of circuit board, so as to
Deformation is produced inwardly to bounce back.
3. the mutual circuit board for splicing and carrying out signal transmission according to claim 1, it is characterised in that first gold medal
Belonging to contact and the second metal contact element includes many discrete pins, and every pin includes：
External connection portion, in electrical contact with adjacent circuit board in splicing；
Portion inside, for being electrically connected with the circuit on the circuit board where itself；
The portion inside is connected with each other with external connection portion, and forms knuckle in junction.
4. the mutual circuit board for splicing and carrying out signal transmission according to claim 3, it is characterised in that described first connects
Connecting terminal and the second connection terminal include terminal base, and the terminal base is used to each pin being fixed on terminal base, together
It is arranged in parallel, and is arranged along third direction, institute between one the first metal contact element of category or each pin of the second metal contact element
The material for stating terminal base is to offer to expose groove on insulating materials, the terminal base, first metal contact element and the second gold medal
It is mutually in electrical contact by exposing groove to belong to contact.
5. the mutual circuit board for splicing and carrying out signal transmission according to claim 4, it is characterised in that the terminal base
Fixed part is provided with along the both sides of the third direction, the terminal base is fixed on the circuit board by the fixed part.
6. the mutual circuit board for splicing and carrying out signal transmission according to claim 4, it is characterised in that described first connects
Connecting terminal and the second connection terminal include electric field shielding shell, and the electric field shielding shell of first connection terminal is used for described the
One metal contact element carries out electric field shielding, and the electric field shielding shell of second connection terminal is used for second metal contact element
Carry out electric field shielding.
7. the mutual circuit board for splicing and carrying out signal transmission according to claim 6, it is characterised in that the terminal base
Section be " L " type, the vertical edge of " L " in the first direction, horizontal edge extend in a second direction, and the external connection portion is prolonged to first direction
Stretch, the portion inside extends to second direction, the first direction, second direction and third direction are vertical two-by-two；
The electric field shielding shell covers the following face of the terminal base：The inner side of " L " is by the first direction and
The face that two directions are defined, the face that the inner side of " L " is defined by the second direction and third direction, the top of " L "
Portion, the both sides of the terminal base.
8. the mutual circuit board for splicing and carrying out signal transmission according to claim 7, it is characterised in that the terminal base
The first bayonet socket is offered in the both sides of " L " bottom, the second bayonet socket, institute are offered on the vertical edge of the both sides
Stating electric field shielding shell includes being used to snap-fit into the first buckle of the first bayonet socket and snap-fits into the second buckle of the second bayonet socket, by institute
Electric field shielding shell is stated to be fixed on the terminal base.
9. the mutual circuit board for splicing and carrying out signal transmission according to claim 1, it is characterised in that described first connects
Connecting terminal and the second connection terminal are surface mount devices.
10. a kind of LED display, including the circuit board that LED matrix and the driving LED matrix are shown, it is characterised in that
The circuit board is the circuit board any one of claim 1-9.
11. a kind of LED screen, including at least one piece LED display and the housing or framework located at the LED display back,
The circuit board that the LED display includes LED matrix and drives the LED matrix to be shown, it is characterised in that the LED
Display screen also includes：
First connection terminal, the edge located at the first side of the circuit board, including the first metal contact element；
Second connection terminal, connects located at the circuit board and the described first edge at relative second, including the second metal
Contact element；
The second metal contact element that first metal contact element is used for when circuit board splices with another piece of circuit board is electrically connected with
Touch to carry out data transmission, and first metal contact element and/or the second metal contact element are elastic component.
12. the LED screen according to claim, it is characterised in that the first metal contact element and the second metal contact
Part includes many discrete pins, and every pin includes：
External connection portion, in electrical contact with adjacent circuit board in splicing；
Portion inside, for being electrically connected with the circuit on the circuit board where itself；
The portion inside is connected with each other with external connection portion, and forms knuckle in junction；
First connection terminal and the second connection terminal include terminal base, and the terminal base is used to fix each pin
In on terminal base, offered on the terminal base and expose groove, first metal contact element and the second metal contact element are to pass through
Expose groove mutually in electrical contact.
13. LED screen according to claim 12, it is characterised in that the terminal base of first connection terminal and/or
The terminal base of two connection terminals is fixed in the housing or framework.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017101096109 | 2017-02-27 | ||
| CN201710109610 | 2017-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107134673A true CN107134673A (en) | 2017-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710303454.XA Pending CN107134673A (en) | 2017-02-27 | 2017-05-02 | Mutually splice and carry out the circuit board, LED display and LED screen of signal transmission |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107134673A (en) |
| WO (1) | WO2018152974A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864429A (en) * | 2019-04-25 | 2020-10-30 | 泰科电子日本合同会社 | Electric connection assembly and electric equipment |
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| CN101368711B (en) * | 2007-08-13 | 2010-09-29 | 富士迈半导体精密工业（上海）有限公司 | Circuit board unit, circuit board and illumination device |
| CN202189904U (en) * | 2011-06-08 | 2012-04-11 | 苏州东山精密制造股份有限公司 | LED lamp bar connector |
| CN202352857U (en) * | 2011-11-11 | 2012-07-25 | 东莞市长讯精密电子有限公司 | Circuit connector of circuit board |
| CN202616448U (en) * | 2012-06-18 | 2012-12-19 | 深圳市东诚信电子科技有限公司 | Mainboard convenient for splicing pasters |
| CN103631416A (en) * | 2012-08-24 | 2014-03-12 | 天津富纳源创科技有限公司 | Touch screen and touch-controlled display device |
| CN204834934U (en) * | 2015-08-25 | 2015-12-02 | 翊腾电子科技（昆山）有限公司 | Board is to board connector and conductive terminal thereof |
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- 2017-05-02 CN CN201710303454.XA patent/CN107134673A/en active Pending
- 2017-05-16 WO PCT/CN2017/084477 patent/WO2018152974A1/en active Application Filing
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| US5104341A (en) * | 1989-12-20 | 1992-04-14 | Amp Incorporated | Shielded backplane connector |
| CN1213873A (en) * | 1997-09-30 | 1999-04-14 | 惠特克公司 | Transversely matable electrical connector |
| US20090247013A1 (en) * | 2008-03-27 | 2009-10-01 | Yazaki Corporation | Shield connector for printed circuit board |
| CN101761901A (en) * | 2008-12-08 | 2010-06-30 | 阿维科斯公司 | Two part surface mount led strip connector and led assembly |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111864429A (en) * | 2019-04-25 | 2020-10-30 | 泰科电子日本合同会社 | Electric connection assembly and electric equipment |
| US11271338B2 (en) | 2019-04-25 | 2022-03-08 | Tyco Electronics Japan G.K. | Electrical connection assembly and electrical apparatus |
| CN111864429B (en) * | 2019-04-25 | 2022-11-01 | 泰科电子日本合同会社 | Electric connection assembly and electric equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018152974A1 (en) | 2018-08-30 |
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Application publication date: 20170905 |