CN211182586U - Communication device based on penetration type pin header and display module - Google Patents
Communication device based on penetration type pin header and display module Download PDFInfo
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- CN211182586U CN211182586U CN201921885426.4U CN201921885426U CN211182586U CN 211182586 U CN211182586 U CN 211182586U CN 201921885426 U CN201921885426 U CN 201921885426U CN 211182586 U CN211182586 U CN 211182586U
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- pin header
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- communication device
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Abstract
The utility model discloses a communication device and display module assembly based on needle is arranged to penetration formula, one of them communication device based on needle is arranged to penetration formula, include: the first circuit board is used for outputting display control signals; the second circuit board is arranged on one side of the first circuit board in an isolated mode and is provided with a pin header interface and pin header through holes; the bus bar is arranged on the surface of one side, close to the second circuit board, of the first circuit board and used for transmitting control signals to the first circuit board; and the pin header is arranged between the first circuit board and the second circuit board so as to enable the first circuit board and the second circuit board to be in communication connection. The utility model also discloses a display device based on penetrating type arranges needle. Through the utility model provides a pair of communication device and display device can avoid the problem that communication signal is crosstalked based on penetrating type arranges needle.
Description
Technical Field
The utility model belongs to the technical field of the demonstration and specifically relates to a display module assembly and device based on penetrating type arranges needle is related to.
Background
At present, a display module controller is generally provided with an external interface for providing power, communication and controlling the display state of the display module, and the common interface mode thereof includes: 1. arranging a wiring terminal; 2. and leading out the lead. And too much wiring terminals can directly increase the volume of the display module and the area of the circuit board in the display module. If the external lead is used, the possibility of short circuit of the lead is increased, and the appearance of the display module is reduced.
Along with the more and more demand that electronic product becomes more and more meticulous, space utilization and aesthetic property are paid more attention to product stack structure, and in limited space, reduce other circuit to the technical problem that communication circuit's crosstalk also becomes to solve simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a communication device based on penetration type arranges needle can avoid the circuit in communication interface and the second circuit board to take place electromagnetic interference.
The utility model discloses still provide a display device based on penetrating type arranges needle.
In a first aspect, an embodiment of the present invention provides a communication device based on a penetration type pin header, including: the first circuit board is used for outputting display control signals;
the second circuit board is arranged on one side of the first circuit board in an isolated mode and is provided with a pin header interface and pin header through holes;
the bus bar is arranged on the surface of one side, close to the second circuit board, of the first circuit board and used for transmitting control signals to the first circuit board;
and the pin header is arranged between the first circuit board and the second circuit board so as to enable the first circuit board and the second circuit board to be in communication connection.
The utility model discloses communication device based on penetrating type arranges needle has following beneficial effect at least: the bus bar is arranged to arrange the communication interface in the first circuit board, the communication pins are arranged in the bus bar pins and penetrate through the second circuit board, and therefore electromagnetic crosstalk between the communication interface and a circuit in the second circuit board is avoided.
According to the utility model discloses a communication device based on penetrating type row needle, each end of row needle all includes communication pin and control pin.
According to the utility model discloses a communication device based on penetrating type row needle of another embodiment, the one end of row needle with arrange female electricity and connect, the control pin of row needle other end with arrange needle interface electricity and connect, the control communication pin of row needle other end runs through arrange the needle through-hole, and with second circuit board electrical isolation.
According to the utility model discloses a communication device based on penetrating pin header of another embodiment, the second circuit board with be equipped with the electromagnetism isolation layer between the first circuit board.
In a second aspect, an embodiment of the present invention provides a display device based on penetration pins, wherein a backlight module is disposed on a side of the first circuit board away from the second circuit board;
a display module is arranged on one side, away from the first circuit board, of the backlight module;
and a light-transmitting protective layer is arranged on one side of the display module, which is far away from the backlight module. The utility model discloses display device based on penetrating type row needle has following beneficial effect at least: the bus bar is arranged to set a communication interface in the first circuit board, the communication pins are arranged in the bus bar pins and penetrate through the second circuit board, so that electromagnetic crosstalk between the communication interface and a circuit in the second circuit board is avoided, and display signals of the display device are prevented from being interfered by other circuits.
According to the utility model discloses a display device based on penetrating type pin header of another embodiment, the second circuit board is kept away from first circuit board one side is equipped with binding post.
According to the utility model discloses a display device based on penetrating type row needle of another embodiment, power supply connection terminal includes: binding post screw, binding post support, wiring end shell fragment, binding post press the line frame.
Drawings
Fig. 1 is a schematic structural diagram of a communication device based on a penetration type pin header according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a display device based on penetration type pin headers in an embodiment of the present invention;
fig. 3 is a partially enlarged schematic view of a portion I in fig. 1.
Description of the reference numerals
1. A first circuit board; 2. a second circuit board; 3. arranging needles; 4. mother arrangement; 51. a power supply rear shell; 52. a power supply front housing; 61. a light-transmitting protective layer; 62. a display module; 63. a backlight module; 7. a power supply wiring terminal; 71. A wiring terminal wire pressing frame; 72. a terminal spring; 73. a terminal screw; 74. a wiring terminal bracket; 8. Displaying a frame; 9. and touching the key.
Detailed Description
The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.
In the description of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, only for convenience of description and simplification of description, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. If a feature is referred to as being "disposed," "secured," "connected," or "mounted" to another feature, it can be directly disposed, secured, or connected to the other feature or indirectly disposed, secured, connected, or mounted to the other feature.
In the description of the embodiments of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a communication device based on a penetration type pin header 3 according to an embodiment of the present invention. The communication device based on the penetration type pin header 3 comprises: a first circuit board 1 for outputting a display control signal; the second circuit board 2 is separately arranged on one side of the first circuit board 1, and the second circuit board 2 is provided with a pin header interface (not shown) and pin header through holes (not shown); the bus bar 4 is arranged on the surface of the first circuit board 1 close to one side of the second circuit board 2 and used for transmitting control signals to the first circuit board 1; and the pin header 3 is arranged between the first circuit board 1 and the second circuit board 2 so as to enable the two to be in communication connection.
Each end of pin header 3 includes a communication pin 31 and a control pin 32. One end of the pin header 3 is connected with the pin header 4 for electric connection, the control pin 32 at the other end of the pin header 3 is connected with the pin header interface, and the control communication pin 31 at the other end of the pin header 3 penetrates through the through hole of the pin header 3 and is electrically isolated from the second circuit board 2. An electromagnetic isolation layer (not shown) is disposed between the second circuit board 2 and the first circuit board 1.
The communication pins 31 in the pin header 3 penetrate through the through holes of the pin header 3 and partially extend to receive communication signals from the outside and directly transmit the communication signals to the first circuit board 1. The control pins 32 are arranged to electrically connect the traces arranged on the second circuit board 2 with the traces arranged on the first circuit board 1.
The communication signal and the control signal are transmitted in an isolation mode, so that communication crosstalk is avoided.
The electromagnetic isolation layer may be made of an oil film with electromagnetic isolation property, and is disposed on the surface of the second circuit board 2 near the first circuit board 1 by coating.
The first circuit board 1 and the second circuit board 2 are arranged in an isolated mode, so that signal crosstalk caused by parallel wiring of the first circuit board 1 and the second circuit board 2 is avoided. In addition, the pin header 3 is a rigid structure, and can avoid short circuit risk caused by communication transmission through an external guide wire.
Furthermore, in other embodiments, a flexible circuit board may be used instead of the pin header. The flexible circuit has good extensibility, so that the flexible circuit can meet the requirements of different stacked structures. The flexible circuit board has good electrical property, dielectric property and heat resistance, and can ensure that the working performance of the communication device is not reduced due to long-time operation.
Additional mechanical stability is achieved by using reinforcing materials or providing a backing plate to increase its strength. When using a lining board with good heat dissipation performance, the heat dissipation function of the flexible circuit board is further optimized.
In the embodiment, the bus bar 4 is arranged to serve as a signal interface of the first circuit board 1, and the pin header 3 is arranged to receive a communication signal from the outside or a power supply signal from the second circuit board 2. Because the wiring in the first circuit board 1 is perpendicular to the bus bar 4 and is electrically connected with the bus bar, the problem that a wiring area needs to be additionally arranged in a traditional circuit board can be avoided, and the technical effect of reducing the area of the circuit board is achieved.
Referring to fig. 3, fig. 3 is a partially enlarged view of a portion I in fig. 1. As shown in fig. 3, the second circuit board 2 is provided with a pin header 302 and a pin header through hole 301. The pin header interface 302 is used for being electrically connected to the control pins 32, so that the traces disposed on the second circuit board 2 are electrically connected to the control pins 32, and further the control signals of the second circuit board 2 are transmitted to the first circuit board 1 through the pin header 3. The pin header through hole 301 is used to provide a communication channel for the communication pin 31, and the communication pin 31 is electrically isolated from the second circuit board 2. The communication pin 31 is only used for receiving an external communication signal and transmitting the external communication signal to the first circuit board 1 through the bus bar 4.
Referring to fig. 2, a schematic structural diagram of a display device based on a penetration type pin header 3 in the embodiment of the present invention is shown. As shown in fig. 2, a display device based on a penetration pin header 3, in addition to the communication device based on the penetration pin header 3, further includes: the backlight module 63 is arranged on one side of the first circuit board 1 far away from the second circuit board 2; the display module 62 is arranged on one side of the backlight module 63 away from the first circuit board 1; the light-transmitting protective layer 61 is arranged on one side of the display module 62 away from the backlight module 63; and the power supply wiring terminal 7 is arranged on one side of the second circuit board 2 far away from the first circuit board 1.
A power connection terminal 7 for receiving an external power signal to provide a source signal for the display device, comprising: the wiring terminal comprises a wiring terminal screw 73, a wiring terminal support 74, a wiring terminal elastic sheet 72 and a wiring terminal wire pressing frame 71.
The display device based on the penetration type pin header 3 further comprises a power supply shell and a display frame 8, wherein the power supply shell is used for fixing the relative positions of the power supply wiring terminal 7, the backlight module 63, the display module 62 and the light-transmitting protective layer 61. The power supply housing includes a power supply front case 52 and a power supply rear case 51. The relative positions of the power supply front shell 52 and the power supply rear shell 51 are fixed in a buckling mode. The relative positions of the power front shell 52 and the display frame 8 are fixed in a buckling mode.
The side wall of the terminal support 74 is provided with a through hole (not shown), and the terminal screw 73 penetrates through the through hole in the side wall of the terminal support 74 and abuts against the terminal spring piece 72. The terminal spring 72 includes a first spring region, a second spring region and a third spring region, wherein the first spring region and the third spring region are disposed in parallel, and the second spring region is used to connect the first spring region and the third spring region. The second elastic sheet area, the first elastic sheet area and the third elastic sheet area form an included angle of 90 degrees respectively. The terminal wire-pressing frame 71 is used for pressing the third elastic sheet area so as to fix the relative position of the terminal elastic sheet 72.
The edge of the display frame 8 is provided with a clamping groove (not shown), and the backlight module 63, the display module 62 and the light-transmitting protective layer 61 are clamped with the clamping groove in a clamping manner to fix the relative positions of the backlight module, the display module and the light-transmitting protective layer.
The backlight module 63 includes a plurality of L ED diodes, and the first circuit board 1 is a motherboard for outputting display output signals to control the operating states of the different L ED diodes in the backlight module 63.
The second circuit board 2 is a daughter board, and is configured to receive a power signal and convert the power signal to provide a source signal for the first circuit board 1.
The display device based on the penetration pin header further comprises a touch key 9, which is arranged in the edge area of the display device and used for controlling the opening and closing of the display device.
The bus bar 4 is arranged to serve as a signal interface of the first circuit board 1, and the pin header 3 is arranged to receive communication signals from the outside or power signals from the second circuit board 2. Because the wiring in the first circuit board 1 is perpendicular to the row bus 4 and is electrically connected with the row bus, the problem that wiring areas need to be additionally arranged in a traditional circuit board can be avoided, so that the area of the circuit board is reduced, and the volume of the product is integrally reduced. Meanwhile, the pin header 3 is respectively provided with a communication pin and a control pin so as to separate a communication signal from other control signals, thereby reducing signal crosstalk existing in the communication signal propagation process.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Claims (8)
1. A communication device based on a penetration pin header, comprising:
the first circuit board is used for outputting display control signals;
the second circuit board is arranged on one side of the first circuit board in an isolated mode and is provided with a pin header interface and pin header through holes;
the bus bar is arranged on the surface of one side, close to the second circuit board, of the first circuit board and used for transmitting control signals to the first circuit board;
and the pin header is arranged between the first circuit board and the second circuit board so as to enable the first circuit board and the second circuit board to be in communication connection.
2. The needle penetration type communication device as claimed in claim 1, wherein each end of the needle penetration type communication device comprises a communication pin and a control pin.
3. The communication device according to claim 1, wherein one end of the pin header is electrically connected to the pin header, the control pin at the other end of the pin header is electrically connected to the pin header interface, and the control communication pin at the other end of the pin header penetrates through the pin header through hole and is electrically isolated from the second circuit board.
4. The penetration pin header-based communication device of claim 3, wherein an electromagnetic isolation layer is disposed between the second circuit board and the first circuit board.
5. The utility model provides a display module assembly based on penetrating formula row needle which characterized in that includes: the needle penetration type communication device as claimed in any one of claims 1 to 4.
6. The transmission type pin header-based display module of claim 5, wherein a backlight module is disposed on a side of the first circuit board away from the second circuit board;
a display module is arranged on one side, away from the first circuit board, of the backlight module;
and a light-transmitting protective layer is arranged on one side of the display module, which is far away from the backlight module.
7. The display module assembly based on the penetration type pin header as claimed in claim 5, wherein a side of the second circuit board away from the first circuit board is provided with a power connection terminal.
8. The display module assembly based on the penetration type pin header as claimed in claim 7, wherein the power connection terminal comprises: binding post screw, binding post support, wiring end shell fragment, binding post press the line frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921885426.4U CN211182586U (en) | 2019-11-04 | 2019-11-04 | Communication device based on penetration type pin header and display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921885426.4U CN211182586U (en) | 2019-11-04 | 2019-11-04 | Communication device based on penetration type pin header and display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211182586U true CN211182586U (en) | 2020-08-04 |
Family
ID=71807196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921885426.4U Active CN211182586U (en) | 2019-11-04 | 2019-11-04 | Communication device based on penetration type pin header and display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211182586U (en) |
-
2019
- 2019-11-04 CN CN201921885426.4U patent/CN211182586U/en active Active
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