CN211791850U - Switch on shelf - Google Patents
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- CN211791850U CN211791850U CN202020406720.9U CN202020406720U CN211791850U CN 211791850 U CN211791850 U CN 211791850U CN 202020406720 U CN202020406720 U CN 202020406720U CN 211791850 U CN211791850 U CN 211791850U
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- 238000004891 communication Methods 0.000 claims abstract description 41
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- 239000000835 fiber Substances 0.000 abstract description 4
- 239000013307 optical fiber Substances 0.000 description 14
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- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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Abstract
The utility model relates to the technical field of switches, and discloses an overhead switch, which comprises a shell and a main control board, wherein the main control board is connected with a data configuration port and a plurality of optical interfaces, one side surface of the shell is provided with an operation panel, and the operation panel is provided with a fixed structure; the data configuration port and the optical interface are both arranged on the operation panel; the utility model is suitable for an install on control cabinet or other carry on the structure, ensured switch mounting structure's stability to can unify the management to data configuration port and each optical interface on operating panel, the smoothness and the stability of its fiber link communication are effectively ensured, and ensured the aesthetic property of fiber circuit overall arrangement.
Description
Technical Field
The utility model relates to a switch technical field especially relates to an overhead switch.
Background
A Switch (english: Switch, meaning "Switch") is a network device used for forwarding of electrical signals. It may provide an exclusive electrical signal path for any two network nodes accessing the switch. The most common switch is an ethernet switch. Other common are telephone voice switches, fiber switches, and the like.
The conventional switch includes a housing, and a main control board for exchanging data with received communication data is installed in the housing. The exchanger is not provided with a corresponding fixed structure and can only be randomly placed on a horizontal table when in use. For a control cabinet serving as a data transceiving and processing center, because data transmission is performed for a plurality of communication devices, a plurality of communication lines need to be connected to the same switch at the same time, and random movement of the existing switch not only causes falling of the communication lines, and is difficult to ensure smoothness of communication loops and stability of communication, but also has a great influence on the aesthetic property of the layout of the communication lines, and thus, the control cabinet is difficult to use in the control cabinet.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a switch of putting on shelf for solve current switch and not set up fixed knot and construct, and be difficult to the problem of using on the control cabinet.
In order to solve the technical problem, an embodiment of the present invention provides an overhead exchanger, which includes a housing and a main control board, wherein the main control board is connected to a data configuration port and a plurality of optical interfaces, one side surface of the housing is provided with an operation panel, and the operation panel is provided with a fixing structure; the data configuration port and the optical interface are both arranged on the operation panel.
The operation panel and the shell form a 1U upper rack type case structure.
The main control board is provided with a first chip and a second chip which are in communication connection; the first chip is connected with the data configuration port and used for receiving configuration data and realizing parameter configuration of the second chip according to the configuration data; the second chip is connected with the optical interface and used for receiving communication data and realizing data exchange of the communication data.
The data configuration port comprises an Ethernet port and/or a serial port.
And the second chip is integrated with a data transceiver, and the data transceiver is in communication connection with the optical interface through an optical module.
Wherein the data transceiver is used for realizing data exchange with external communication equipment through the optical interface in an FC-AE-1553 protocol.
The second chip is in communication connection with a first time synchronization interface and/or a second time synchronization interface, wherein the first time synchronization interface is used for receiving time service information of time service equipment, and the second time synchronization interface is used for granting the time service information to the time service equipment.
The system also comprises a network connection state lamp and a data exchange state lamp which are connected with the second chip; the network connection status light and the data exchange status light are arranged on the operation panel, and each optical interface is provided with one network connection status light and one data exchange status light.
The power supply device also comprises a power supply module; the power supply module comprises a power adapter and a DC/DC conversion module which are connected, and the DC/DC conversion module is integrated on the main control board and is used for providing working power for the first chip and the second chip.
The power supply module further comprises a power socket and a power switch which are arranged on the shell; the power socket is connected with the alternating current input side of the power adapter, and the power switch is used for controlling the power-on state of the power adapter.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, one of following technological effect has at least:
the embodiment of the utility model provides a switch of putting on shelf sets up operating panel through one of them side at its casing, sets up fixed knot and constructs on operating panel to integrated switch's data configuration port and each optical interface simultaneously, then when in-service use, accessible fixed knot constructs and installs operating panel on control cabinet or other carry on structure firmly, thereby has ensured switch mounting structure's stability, and can manage in unison data configuration port and each optical interface on operating panel. Therefore, after parameter configuration of the switch is completed through the data configuration port, data exchange of communication data on the corresponding optical fiber circuit can be achieved through each optical interface, falling of the optical fiber circuit caused by random movement of the switch is effectively prevented, smoothness and stability of optical fiber link communication are effectively guaranteed, and attractiveness of optical fiber circuit layout is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first view angle of an overhead exchanger according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second view angle of the overhead exchanger according to the embodiment of the present invention;
fig. 3 is a block diagram of a control structure of an overhead exchange according to an embodiment of the present invention.
In the figure: 1. a housing; 2. an operation panel; 3. a data configuration port; 31. an Ethernet port; 32. a serial port; 4. an optical interface; 5. a first chip; 6. a second chip; 7. a memory bank; 8. FLASH; 9. DDR memory; 10. an optical module; 11. a first time synchronization interface; 12. a second time synchronization interface; 13. an operating status indicator light; 14. a network connection status light; 15. a data exchange status light; 16. a power adapter; 17. a DC/DC conversion module; 18. a power socket; 19. a power switch; 20. and (7) fixing holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the embodiment provides an overhead switch, which includes a housing 1 and a main control board, where the main control board is connected to a data configuration port 3 and a plurality of optical interfaces 4, an operation panel 2 is disposed on one side surface of the housing 1, and a fixing structure is disposed on the operation panel 2; the data configuration port 3 and the optical interface 4 are both provided on the operation panel 2.
Specifically, in the top chassis switch shown in this embodiment, the operation panel 2 is disposed on one side surface of the housing 1, the fixing structure is disposed on the operation panel 2, and the data configuration port 3 and each optical interface 4 of the switch are integrated at the same time, so that in actual use, the operation panel 2 can be stably mounted on a control cabinet or other carrying structure through the fixing structure, thereby ensuring the stability of the switch mounting structure, and uniformly managing the data configuration port 3 and each optical interface 4 on the operation panel 2. Therefore, after parameter configuration of the switch is completed through the data configuration port 3, the exchange data can be sent to the corresponding optical interfaces 4 by the main control board, so that data exchange of communication data on the corresponding optical fiber lines is realized through each optical interface 4, falling of the optical fiber lines caused by random movement of the switch is effectively prevented, smoothness and stability of optical fiber link communication are effectively guaranteed, and attractiveness of optical fiber line layout is ensured.
It should be noted here that the casing 1 may be a rectangular parallelepiped structure with an open front side, and is composed of a left side plate, a right side plate, an upper cover plate, a bottom cover plate, and a rear panel, and a heat dissipation structure may be provided on the left side plate and the right side plate, and the heat dissipation structure includes a grid structure or heat dissipation skirts arranged in an array, where a plurality of heat dissipation skirts are arranged side by side on an outer sidewall of the left side plate and/or the right side plate; meanwhile, an operation panel 2 is installed at the open end of the shell 1, an operation state indicator lamp 13 can be further arranged on the operation panel 2, and the operation state indicator lamp 13 is connected with the main control board and used for indicating the power-on state of the switch.
The fixing structure may be a fixing hole 20 formed in the operation panel 2, and the plurality of fixing holes 20 are arranged along the edge of the operation panel 2, wherein the fixing hole 20 may be specifically a kidney-shaped hole, and the operation panel 2 may be fastened to the carrying structure by a locking bolt matched with the fixing hole; of course, the fixing structure may be a bayonet, a lock sleeve, or the like, which is disposed on the operation panel 2 and is convenient for matching with the carrying structure, and is not limited in particular.
Meanwhile, in this embodiment, the data configuration port 3 may adopt an ethernet port 31 or a serial port 32(UART interface) known in the art, and the data configuration port 3 may be used to configure parameters such as an IP address and a communication rate of the switch. When a user needs to modify the routing configuration, the Ethernet port 31 can be connected to a PC through a network cable, parameter setting such as routing is carried out on the PC through switch configuration management software, or a serial port 32 of the switch is connected to the PC or a handheld terminal through a USB cable, and simple switch parameter configuration is carried out through software such as a serial port debugging assistant.
In addition, the upper rack switch shown in this embodiment may specifically set 20 optical interfaces 4, where the optical interface 4 may be preferably an LC type optical interface, support an optical link monitoring interface function, support an ISL cascade function, support fast fiber initialization, and have an end-to-end delay not greater than 4 μ s.
Preferably, the operation panel 2 and the housing 1 in this embodiment form a 1U rack-mounted chassis structure, so that the rack-mounted switch shown in this embodiment is installed in a control cabinet, and performs data exchange on communication data on multiple optical fiber lines.
Preferably, the main control board in this embodiment is provided with a first chip 5 and a second chip 6 which are in communication connection; the first chip 5 is connected with the data configuration port 3 and used for receiving configuration data and realizing parameter configuration of the second chip 6 according to the configuration data; the second chip 6 is connected to the optical interface 4, and is configured to receive communication data and implement data exchange of the communication data.
Specifically, the first chip 5 may be a Loongson processor known in the art, the second chip 6 may be an FPGA chip known in the art, and the Loongson processor and the FPGA chip are communicatively connected to the FPGA loading interface by a PCIe bus.
Therefore, when the router is used, the Loongson processor receives the configuration data through the data configuration port 3, the configuration data are transmitted to the FPGA chip through the PCIe interface, and the FPGA chip sets each register according to the configuration data, so that the routing configuration process of the switch is completed.
During normal communication, according to the set routing table, the FPGA chip sends the exchange data to the corresponding optical interface 4, and according to a preset communication protocol, for example: FC-AE-1553 protocol, and exchanges data with external communication equipment through corresponding optical fiber lines.
In addition, the Loongson processor is also connected with the memory bank 7 through a memory interface and is connected with the FLASH8 through a FLASH interface; the FPGA chip is also connected with a DDR memory 9 through a DDR interface.
Preferably, in this embodiment, a data transceiver is integrated on the second chip 6, and the data transceiver is communicatively connected to the optical interface 4 through the optical module 10.
Specifically, the data transceiver may be a GTX serial transceiver known in the art, the data transceiver is communicatively connected to the optical module 10 through a Serdes interface, the optical module 10 may be an SFP type optical module known in the art, and accordingly, the optical interface 4 is an LC type optical interface. The optical module 10 is a functional module that performs a photoelectric conversion function, and includes a transmitting part and a receiving part, and is configured to convert an electrical signal into an optical signal at a transmitting end, and convert the optical signal into the electrical signal at a receiving end after the optical signal is transmitted through an optical fiber.
Preferably, the data transceiver in this embodiment is used to exchange data with an external communication device via the optical interface 4 in the FC-AE-1553 protocol.
Specifically, since the data transceiver on the second chip 6 implements data exchange with the external communication device via the optical interface 4 according to the FC-AE-1553 protocol, the top rack switch shown in this embodiment can construct a set of communication network with high reliability, strong real-time performance, high bandwidth and low bit error rate between the network controller and the network terminal device by using the high-reliability optical fiber communication network technology based on the FC-AE-1553 protocol, thereby implementing the FC-AE-1553 protocol communication function based on the optical fiber link standard, increasing the communication rate to 4.25Gbps, and greatly improving the communication transmission efficiency.
Preferably, as shown in fig. 3, in this embodiment, the second chip 6 is communicatively connected to a first time synchronization interface 11 and/or a second time synchronization interface 12, where the first time synchronization interface 11 is configured to receive time information of a time service device, and the second time synchronization interface 12 is configured to grant the time information to the time-served device.
Specifically, the first time synchronization interface 11 and the second time synchronization interface 12 can be both RJ45 interfaces, or RS232 serial interfaces. The first time synchronization interface 11 is specifically illustrated in fig. 1, while the second time synchronization interface 12 is not illustrated in fig. 1. The time service device may be a beidou awarding device or a GPS time service device known in the art, and the time service device may be a computer, a controller, or other devices, wherein the time service information sent to the time service device by the second time synchronization interface 12 may be from the first time synchronization interface 11, or from an interface for communication data exchange on the switch, which is not specifically limited herein, but generally the first time synchronization interface 11 and the second time synchronization interface 12 are configured on the switch in a paired manner to directly implement receiving and sending of the time service information.
Preferably, the present embodiment further includes a network connection status light 14 and a data exchange status light 15, which connect the second chip 6; the network connection status lamp 14 and the data exchange status lamp 15 are arranged on the operation panel 2, and one network connection status lamp 14 and one data exchange status lamp 15 are arranged on each optical interface 4.
Specifically, since each optical interface 4 is configured with one network connection status lamp 14 and one data exchange status lamp 15, the network connection status lamp 14 and the data exchange status lamp 15 are configured on the operation panel 2, so that a user can intuitively read the network connection status and the data exchange status at the corresponding optical interface 4, that is, when the optical interface 4 is normally connected to the external communication device through the optical fiber line, the network connection status lamp 14 is turned on; accordingly, the data exchange status lamp 15 blinks when normal data exchange is performed.
Preferably, referring to fig. 3, the present embodiment further includes a power supply module; the power supply module comprises a power adapter 16 and a DC/DC conversion module 17 which are connected, and the DC/DC conversion module 17 is integrated on the main control board and is used for providing working power to the first chip 5 and the second chip 6.
Specifically, in the power supply module, the power adapter 16 is used to convert the commercial power into a direct current, for example, the commercial power is 220V alternating current, the direct current is 12V direct current, and the DC/DC conversion module 17 performs voltage reduction processing on the direct current output by the power adapter 16 again, for example, the direct current is reduced to 3.3V, so as to meet the power supply requirements of the first chip 5 and the second chip 6.
Preferably, referring to fig. 2, the power supply module in this embodiment further includes a power socket 18 and a power switch 19 mounted on the housing 1; the power outlet 18 is connected to the ac input side of the power adapter 16, and the power switch 19 is used to control the power-on state of the power adapter 16.
Specifically, in this embodiment, the power socket 18 and the power switch 19 may be integrated on a fixed base, and the power socket 18 and the power switch 19 are disposed on the rear panel of the housing 1, wherein the power socket 18 is a three-phase socket, and the power switch 19 may be connected in series to a power supply line on the ac input side of the power adapter 16, so that the power supply state of the power adapter 16 is controlled by switching the power switch 19, and the control of the power supply state of each module on the main control board may be achieved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An overhead switch comprises a shell and a main control board, wherein the main control board is connected with a data configuration port and a plurality of optical interfaces,
one side surface of the shell is provided with an operation panel, and a fixing structure is arranged on the operation panel; the data configuration port and the optical interface are both arranged on the operation panel.
2. The overhead switch of claim 1,
the operation panel and the shell form a 1U upper rack type case structure.
3. The overhead switch of claim 1,
the main control board is provided with a first chip and a second chip which are in communication connection;
the first chip is connected with the data configuration port and used for receiving configuration data and realizing parameter configuration of the second chip according to the configuration data;
the second chip is connected with the optical interface and used for receiving communication data and realizing data exchange of the communication data.
4. The on-shelf switch of claim 1 or 3,
the data configuration port comprises an Ethernet port and/or a serial port.
5. The on-shelf switch of claim 3,
and a data transceiver is integrated on the second chip and is in communication connection with the optical interface through an optical module.
6. The overhead switch of claim 5,
the data transceiver is used for realizing data exchange with external communication equipment through the optical interface in an FC-AE-1553 protocol.
7. The on-shelf switch of claim 3,
the second chip is in communication connection with a first time synchronization interface and/or a second time synchronization interface, wherein the first time synchronization interface is used for receiving time service information of the time service equipment, and the second time synchronization interface is used for granting the time service information to the time service equipment.
8. The on-shelf switch of claim 3,
the network connection status lamp and the data exchange status lamp are connected with the second chip;
the network connection status light and the data exchange status light are arranged on the operation panel, and each optical interface is provided with one network connection status light and one data exchange status light.
9. The on-shelf switch of claim 3,
the device also comprises a power supply module;
the power supply module comprises a power adapter and a DC/DC conversion module which are connected, and the DC/DC conversion module is integrated on the main control board and is used for providing working power for the first chip and the second chip.
10. The overhead switch of claim 9,
the power supply module also comprises a power socket and a power switch which are arranged on the shell;
the power socket is connected with the alternating current input side of the power adapter, and the power switch is used for controlling the power-on state of the power adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020406720.9U CN211791850U (en) | 2020-03-26 | 2020-03-26 | Switch on shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020406720.9U CN211791850U (en) | 2020-03-26 | 2020-03-26 | Switch on shelf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211791850U true CN211791850U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020406720.9U Active CN211791850U (en) | 2020-03-26 | 2020-03-26 | Switch on shelf |
Country Status (1)
| Country | Link |
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| CN (1) | CN211791850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143134A (en) * | 2021-11-10 | 2022-03-04 | 天津市英贝特航天科技有限公司 | Information exchange system, method, device and non-volatile storage medium |
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2020
- 2020-03-26 CN CN202020406720.9U patent/CN211791850U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143134A (en) * | 2021-11-10 | 2022-03-04 | 天津市英贝特航天科技有限公司 | Information exchange system, method, device and non-volatile storage medium |
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Address after: 701, 7th Floor, Building 6, Courtyard 8, Kegu 1st Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing, 100176 Patentee after: Beijing Tasson Technology Ltd. Address before: Room 11, floor 2, xijiayuan, Haidian District, Beijing 100001 Patentee before: BEIJING TASSON TECHNOLOGY Ltd. |
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