CN210691151U - Computer mainboard and computer - Google Patents
Computer mainboard and computer Download PDFInfo
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- CN210691151U CN210691151U CN201921727304.2U CN201921727304U CN210691151U CN 210691151 U CN210691151 U CN 210691151U CN 201921727304 U CN201921727304 U CN 201921727304U CN 210691151 U CN210691151 U CN 210691151U
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- circuit board
- printed circuit
- connector
- locking device
- locking
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Abstract
The embodiment of the utility model provides a relate to computer technology field, concretely relates to computer motherboard and computer. A computer motherboard, comprising: the locking device comprises a printed circuit board, a locking device and a locking device, wherein the locking device is arranged at the edge of the printed circuit board; wherein the locking device is provided with a groove structure; the edge of the printed circuit board is embedded into the groove structure of the locking device. The application discloses computer motherboard locks printed circuit board with locking device, can prevent that the high vibration from causing the mainboard connector not hard up and arouse trouble such as bad contact.
Description
Technical Field
The embodiment of the utility model provides a relate to computer technology field, concretely relates to computer motherboard and computer.
Background
In the field use scenes of the computer, including military scenes and the like, the working environment is severe and faults are easy to occur; for example, a computer in a tank jolts up and down along with a tank in the field, particularly in a mountain road, and has high vibration amplitude and frequency.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a computer motherboard and computer to improve the anti-seismic performance of computer motherboard.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
according to the utility model discloses an aspect, a computer motherboard, include: the locking device comprises a printed circuit board, a locking device and a locking device, wherein the locking device is arranged at the edge of the printed circuit board; wherein the locking device is provided with a groove structure; the edge of the printed circuit board is embedded into the groove structure of the locking device, so that the structure of the computer mainboard is firmer.
A plurality of through holes are formed in the locking device; the locking device is connected with the printed circuit board through a screw; and the screw penetrates through the through hole to connect the printed circuit board and the locking device.
In one possible embodiment, the printed circuit board is a rectangular structure including a connector edge, two opposing locking edges and a snap edge;
the two locking devices are respectively and oppositely arranged on the two locking edges of the rectangular printed circuit board;
the locking device comprises a locking part and a buckling part; the locking part is hinged with the buckling part;
when in use, the locking part is sleeved on the locking edge of the printed circuit board;
the buckling part is buckled on the buckling edge.
In one possible embodiment, one or more connectors are also included; the edge of the connector of the printed circuit board is provided with a socket for plugging the connector; when the connector is a plurality of connectors, the connectors are arranged on the connector edge of the printed circuit board side by side; the connector is a European connector.
In one possible embodiment, the printed circuit board includes thereon: a power supply operating region; a high-speed data working area and a normal working area;
the types of the connector include: power connectors, high speed connectors and conventional connectors;
the power supply connector is used for connecting the power supply working area with an external power supply;
the high-speed data connector is used for transmitting high-speed data for the high-speed data working area;
the conventional connector is used for transmitting conventional data for the conventional work area.
In a second aspect, a computer includes the computer motherboard and a display, and the computer motherboard is connected to the display.
The embodiment of the utility model provides a have following advantage: the computer mainboard is provided with a locking device for locking the printed circuit board, so that the anti-seismic performance of the printed circuit board is improved; the connector is arranged on one side of the printed circuit board, the structure is compact, the connector is convenient to insert and pull, the maintenance and replacement efficiency is high, and the European connector is adopted. Can meet the requirements of field military work operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic front view of a computer motherboard according to an embodiment of the present invention;
fig. 2 is a schematic back view of a computer motherboard according to an embodiment of the present invention;
fig. 3 is a left side view of a computer motherboard according to an embodiment of the present invention;
fig. 4 is a top view of a computer motherboard according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a connector partition of a computer motherboard according to an embodiment of the present invention.
In the figure: 10-a printed circuit board; 11-a locking device; 111-a locking portion; 112-a fastening portion; 1111-cooling plate; 21-connector.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Ordinary computers are often used indoors, but are rarely used in outdoor scenes, and for outdoor scenes, including military computers, for example, special requirements beyond the ordinary computers mainly include:
and (3) firmness: military computers often work in hot, cold, dirty, and poor environments, and also can bear certain impact or vibration, so that the requirements on ventilation, heat dissipation, and robustness are high.
Reliable: mean Time Between Failures (MTBF) is high. It relates to the reliability of electrical components, mechanical components, connectors and associated peripherals.
Modularization: military computers are required to have a common configuration as a general industrial computer, and also have a plurality of I/O with different purposes, such as an analog/digital converter, a PLC, a video interface or other various special I/O. And different application object requirements are different, which needs to be solved by modularization.
Front panel I/O: in order to be used conveniently, the military computer is often required to be connected with I/O from the front, and the front panel also has certain functions of state indication, plug-in card extraction and locking.
Based on this, the present application proposes a computer motherboard, see a front schematic view of a computer motherboard shown in fig. 1 and a back schematic view of a computer motherboard shown in fig. 2; the method comprises the following steps: a Printed Circuit Board (PCB) 10, wherein a locking device 11 is disposed at an edge of the PCB 10; wherein, the locking device 11 has a groove structure; the edge of the printed circuit board 10 is embedded in the groove structure of the locking device 11, so that the structure of the computer motherboard is firmer.
The shape of the printed circuit board may be various shapes including, for example, circular, oval, rectangular, and square; or an irregular shape. When the locking device is fixed, various fixing modes are available, the edge position of the printed circuit board can be connected with the groove of the locking device through interference fit, and the edge position of the printed circuit board can also be fixed by a welding method.
In order to facilitate disassembly and assembly, in one embodiment, the locking device 11 is provided with a plurality of through holes; the locking device 11 is connected with the printed circuit board 10 through a screw; and the screw penetrates through the through hole to connect the printed circuit board and the locking device.
Referring to fig. 3, in one embodiment, one or more connectors 21 are also included; the edge of the connector of the printed circuit board is provided with a socket for plugging the connector 21; if the connector is plural, the plural connectors 21 are arranged side by side on the connector edge of the printed circuit board; the connector 21 is a euro type connector.
In one embodiment, the printed circuit board 10 is a rectangular structure including a connector edge, two opposing locking edges and a snap edge;
the two locking devices 11 are respectively and oppositely arranged on the two locking edges of the rectangular printed circuit board 10; the locking device comprises a locking part 111 and a buckling part 112; the locking part 111 and the buckling part 112 can be selectively connected; wherein the rotatable connection may be achieved using hinges, screw connections, etc.
The locking device 11 includes a cooling plate 1111 for cooling and dissipating heat from the printed circuit board.
When in use, the locking part 10 is sleeved on the locking edge of the printed circuit board; and has a cooling function, and the buckling part 11 is buckled on the buckling edge. When the locking part 10 is disassembled, the printed circuit board can be pulled out only by opening the buckling part 11 and then screwing out the screw fixed by the locking part 10, and the installation and the disassembly are convenient.
Referring to fig. 5, a schematic view of a connector partition is shown; in one embodiment, the number of connectors is seven; the types of the data interface are high-speed data connector, medium-speed data connector and power connector; correspondingly, the printed circuit board is provided with a high-speed connecting area, a medium-speed connecting area and a power supply connecting area.
The printed circuit board comprises a power supply working area; a high-speed data working area and a medium-speed area;
the connector includes: a power supply connector; used for connecting an external power supply; the number is 1;
a high-speed data connector for transmitting high-speed data; the number is 3;
the ordinary speed connector is used for transmitting data of ordinary speed; the number is 4.
When the computer mainboard is designed, the industrial assembly standard of the European card is used, and the adopted connector is a high-speed signal ADF differential connector; the high-speed data transmission rate can reach 8Gbit/S, and the computer mainboard adopts the European card assembly technology on the design structure, so that the application problem of field requirement working conditions including military industry, mining and other complex environments can be solved in a true-to-true manner.
Referring to fig. 3 and 4, the computer motherboard of the present application has a compact structure, and in one embodiment, the computer motherboard of the present application has a length of 227-.
The computer mainboard of the application further comprises a plurality of board cards, and the types of the board cards comprise two types of secret-related types and non-secret-related types. The standardized assembly technology can distribute confidential and non-confidential board cards on different modules, so that the design and purchase are facilitated; the board card is vertically and parallelly inserted into the case, so that ventilation and cooling are facilitated; each board card can be locked by a screw, so that impact resistance and vibration resistance are facilitated; the plug-in board card is convenient to replace and maintain. The IO port separately designs around the integrated circuit board, is convenient for use and the clean and tidy of connecting wire rod.
In terms of performance, the present application also makes the following improvements:
the point-to-point serial interconnection technology is adopted to replace the PCI parallel bus structure interconnection technology, so that the high-frequency working capacity is guaranteed, an exclusive channel bandwidth can be distributed to each device, the bandwidth resource of each device is guaranteed, and the data transmission rate is improved.
The board adopts a serial data transmission mechanism, reduces 110 Compact Pcl parallel data address lines, control lines, arbitration lines, clock lines, system reset lines and interrupt lines to 4 pairs of differential transmission lines, and the serial mechanism comprises all communication protocols of PCI Express. The reduction in the number of buses makes it easier to route the PCB during the production process. Meanwhile, the wiring length of the FR4 PCB of the new bus design can reach 50 cm, and the PCI is limited by the wiring length of the PCB and the expansion mechanism of the PCI bridge.
And by adopting a full-duplex working mode, data sending and data transmission can be carried out simultaneously, and compared with the PCI, the data transmission efficiency is improved because only one-way transmission can be carried out in one clock cycle. The interconnection between the boards adopts Link point-to-point connection, each Link can be connected by X1, X2, X4, X8, X12, X16 and X32 Lanes, each Lane consists of a pair of TX differential signal pairs and a pair of RX differential signal pairs, and data are transmitted in two directions. The X1 Lane has a unidirectional speed of 250Mbytes/s, and a bidirectional speed of 500Mbytes/s, whereas the conventional 3MHz/32Bit PCI bus has only 132 Mbytes/s.
The bus can be extended to the outside of the mainboard by adopting a special cable, thereby enhancing the expansion capability of the mainboard, and supporting the technologies of hot plug and hot exchange, QoS link configuration, compatibility of a software layer and a PCI, advanced error report, data integrity of a link level and the like.
The expansion performance is strong, the transmission performance is high, and hot plugging can be realized on the electrical performance; the structure is firmer, shockproof, anti-corrosion and convenient for heat dissipation.
In a second aspect, a computer comprises a computer motherboard and a display as described in any of the above, the computer motherboard being connected to the display.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. A computer motherboard, comprising: the locking device comprises a printed circuit board, a locking device and a locking device, wherein the locking device is arranged at the edge of the printed circuit board; wherein the locking device is provided with a groove structure; the edge of the printed circuit board is embedded into the groove structure of the locking device, so that the structure of the computer mainboard is firmer.
2. The computer motherboard of claim 1 wherein said locking means is provided with a plurality of through holes; the locking device is connected with the printed circuit board through a screw; and the screw penetrates through the through hole to connect the printed circuit board and the locking device.
3. A computer motherboard according to claim 1 wherein the printed circuit board is of rectangular configuration comprising a connector edge, two opposing locking edges and a snap edge;
the two locking devices are respectively and oppositely arranged on the two locking edges of the rectangular printed circuit board;
the locking device comprises a locking part and a buckling part; the locking part is hinged with the buckling part;
when in use, the locking part is sleeved on the locking edge of the printed circuit board;
the buckling part is buckled on the buckling edge.
4. A computer motherboard according to claim 1 and further comprising one or more connectors; the edge of the connector of the printed circuit board is provided with a socket for plugging the connector; when the connector is in a plurality, the connectors are arranged on the connector edge of the printed circuit board side by side; the connector is a European connector.
5. A computer motherboard according to claim 4, characterized in that the printed circuit board comprises thereon: a power supply operating region; a high-speed data working area and a normal working area;
the types of the connector include: power connectors, high speed connectors and conventional connectors;
the power supply connector is used for connecting the power supply working area with an external power supply;
the high-speed data connector is used for transmitting high-speed data for the high-speed data working area;
the conventional connector is used for transmitting conventional data for the conventional work area.
6. A computer, comprising the computer motherboard of any one of claims 1 to 5 and a display, the computer motherboard being connected to the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921727304.2U CN210691151U (en) | 2019-10-15 | 2019-10-15 | Computer mainboard and computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921727304.2U CN210691151U (en) | 2019-10-15 | 2019-10-15 | Computer mainboard and computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210691151U true CN210691151U (en) | 2020-06-05 |
Family
ID=70899377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921727304.2U Active CN210691151U (en) | 2019-10-15 | 2019-10-15 | Computer mainboard and computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210691151U (en) |
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2019
- 2019-10-15 CN CN201921727304.2U patent/CN210691151U/en active Active
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