CN204425373U - A kind of embedded communication test cabinet - Google Patents
A kind of embedded communication test cabinet Download PDFInfo
- Publication number
- CN204425373U CN204425373U CN201520151218.7U CN201520151218U CN204425373U CN 204425373 U CN204425373 U CN 204425373U CN 201520151218 U CN201520151218 U CN 201520151218U CN 204425373 U CN204425373 U CN 204425373U
- Authority
- CN
- China
- Prior art keywords
- plug head
- air plug
- signal
- circuit board
- signal air
- 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.)
- Expired - Fee Related
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model discloses a kind of embedded communication test cabinet, it comprises housing (1) and internal circuit blocks, the upper cover plate of described housing (1) is provided with power supply air plug head (5), AD signal air plug head (3), DA signal air plug head (4), debug signal air plug head (6) and digital signal air plug head (7), described internal circuit blocks comprises key-course circuit board, functional layer circuit board and signal converting and bus plane circuit board, and signal is imported lower one deck by connector by every layer circuit board.This cabinet provides ADC passage, DAC passage, RS422 passage, LVDS passage, digital signal channel, debug serial port, Ethernet interface and JTAG debugging interface, lightly portable.
Description
Technical field
The utility model relates to a kind of cabinet, particularly a kind of embedded communication test cabinet.
Background technology
Communication industry develop rapidly proposes a new problem, namely how to guarantee the normal operation of various equipment in advanced complicated communication network and net.This has also just greatly promoted the demand of communication test and the development of communication test technology.Communications field coverage is very wide, except traditional exchange and various transmission network are as except optical fiber, microwave satellite communication system, also relate to various wide and narrow strip communication, computer network, internet service, broadcasting and television network, movement and fixed radio communication business, Access Network business and various equipment manufacture industry, the parameter of test is needed to get more and more, required precision is more and more higher, test speed is more and more faster, and frequency range is more and more wider.Along with the development of various New Communication Technology, the appearance of communication new equipment, also arises at the historic moment for the means of testing of communication measurement and various special, general purpose test equipment thereupon.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of embedded communication testing and control cabinet is provided, this cabinet provides ADC passage, DAC passage, RS422 passage, LVDS passage, digital signal channel, debug serial port, Ethernet interface and JTAG debugging interface, lightly portable.
The purpose of this utility model is achieved through the following technical solutions: a kind of embedded communication test cabinet, it comprises housing and internal circuit blocks, the upper cover plate of described housing is provided with power supply air plug head, AD signal air plug head, DA signal air plug head, debug signal air plug head and digital signal air plug head, described internal circuit blocks comprises key-course circuit board, functional layer circuit board and signal converting and bus plane circuit board, and signal is imported lower one deck by connector by every layer circuit board.
Described upper cover plate is fixed on side plate by screw by the hole of upper cover plate corner, and the corner of the base plate of described housing is provided with the screw of fixing whole casing.
Described power supply air plug head, AD signal air plug head, DA signal air plug head, debug signal air plug head and digital signal air plug head adopt GJB599I series nut to install the contact pin of straight welding plate.
Described power supply air plug head is connector, 3-pin; AD air plug head is 22 core connectors, and DA air plug head is 13 core connectors, and debugging air plug head is 22 core connectors, and digital signal air plug head is 100 core connectors.
The beneficial effects of the utility model are: the utility model provides a kind of embedded communication test cabinet, this cabinet provides ADC passage, DAC passage, RS422 passage, LVDS passage, digital signal channel, debug serial port, Ethernet interface and JTAG debugging interface, lightly portable.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present utility model;
Fig. 2 is that upper cover plate of the present utility model hardens composition;
In figure, 1-housing, 2-screw, 3-AD signal air plug head, 4-DA signal air plug head, 5-power supply air plug head, 6-debug signal air plug head, 7-digital signal air plug head, 8-screw.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail, but protection range of the present utility model is not limited to the following stated.
As depicted in figs. 1 and 2, a kind of embedded communication test cabinet, it comprises housing 1 and internal circuit blocks, and whole housing 1 is divided into two pieces, upper cover plate and cavity below, cavity wall thickness 1cm, cover plate wall thickness 3mm, outside by screw-driving, cabinet can be operated in-40 DEG C ~ 55 DEG C, the fixed screw passing through cavity bottom surface below of whole cabinet, adopts external ear formula screw or embedded screw.The upper cover plate of described housing 1 is provided with power supply air plug head 5, AD signal air plug head 3, DA signal air plug head 4, debug signal air plug head 6 and digital signal air plug head 7, described internal circuit blocks comprises key-course circuit board, functional layer circuit board and signal converting and bus plane circuit board, circuit board adopts stacked assembling mode, and signal is imported lower one deck by connector by every layer circuit board.
Described upper cover plate is fixed on side plate by screw 8 by the hole of upper cover plate corner, and the corner of the base plate of described housing 1 is provided with the screw 2 of fixing whole casing.
Described power supply air plug head 5, AD signal air plug head 3, DA signal air plug head 4, debug signal air plug head 6 and digital signal air plug head 7 adopt GJB599I series nut to install the contact pin of straight welding plate.
Described power supply air plug head 5 is connector, 3-pin, comprises DC+28V, DC_GND and EARTH; AD air plug head 3 is 22 core connectors, and comprise 12 AD signal inputs, ± 15V analog power exports; DA air plug head 4 is 13 core connectors, and comprise 8 DA signals and export, ± 15V analog power exports; Debugging air plug head is 22 core connectors 6, comprises 6 JTAG, 6 RS232,8 Ethernets; Digital signal air plug head 7 is 100 core connectors, comprises 16 LVDS, 18 digital I/O, 54 RS422, system 3.3V numeral 5V power supply.
Claims (4)
1. an embedded communication test cabinet, it is characterized in that: it comprises housing (1) and internal circuit blocks, the upper cover plate of described housing (1) is provided with power supply air plug head (5), AD signal air plug head (3), DA signal air plug head (4), debug signal air plug head (6) and digital signal air plug head (7), described internal circuit blocks comprises key-course circuit board, functional layer circuit board and signal converting and bus plane circuit board, and signal is imported lower one deck by connector by every layer circuit board.
2. a kind of embedded communication test cabinet according to claim 1, it is characterized in that: described upper cover plate is fixed on side plate by screw (8) by the hole of upper cover plate corner, the corner of the base plate of described housing (1) is provided with the screw (2) of fixing whole casing.
3. a kind of embedded communication test cabinet according to claim 1, is characterized in that: described power supply air plug head (5), AD signal air plug head (3), DA signal air plug head (4), debug signal air plug head (6) and digital signal air plug head (7) adopt GJB599I series nut to install the contact pin of straight welding plate.
4. a kind of embedded communication test cabinet according to claim 1, it is characterized in that: described power supply air plug head (5) is connector, 3-pin, AD air plug head (3) is 22 core connectors, DA air plug head (4) is 13 core connectors, debugging air plug head is 22 core connectors (6), and digital signal air plug head (7) is 100 core connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151218.7U CN204425373U (en) | 2015-03-17 | 2015-03-17 | A kind of embedded communication test cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151218.7U CN204425373U (en) | 2015-03-17 | 2015-03-17 | A kind of embedded communication test cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204425373U true CN204425373U (en) | 2015-06-24 |
Family
ID=53475701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520151218.7U Expired - Fee Related CN204425373U (en) | 2015-03-17 | 2015-03-17 | A kind of embedded communication test cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204425373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107404214A (en) * | 2017-09-15 | 2017-11-28 | 深圳市德彩光电有限公司 | Supply unit, LED box and LED display |
-
2015
- 2015-03-17 CN CN201520151218.7U patent/CN204425373U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107404214A (en) * | 2017-09-15 | 2017-11-28 | 深圳市德彩光电有限公司 | Supply unit, LED box and LED display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20190317 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |