CN202750103U - Multichannel testing device integrating various communication modes - Google Patents
Multichannel testing device integrating various communication modes Download PDFInfo
- Publication number
- CN202750103U CN202750103U CN 201220392944 CN201220392944U CN202750103U CN 202750103 U CN202750103 U CN 202750103U CN 201220392944 CN201220392944 CN 201220392944 CN 201220392944 U CN201220392944 U CN 201220392944U CN 202750103 U CN202750103 U CN 202750103U
- Authority
- CN
- China
- Prior art keywords
- module
- communication
- port
- serial
- test device
- 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 - Lifetime
Links
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to a multichannel testing device integrating various communication modes. The multichannel testing device comprises a communication testing device case; the communication testing device case is provided with a DB15 communication port and a DB9 serial port; a first path of communication module, a second path of communication module, a third path of communication module and a fourth path of communication module in the DB15 communication port are respectively connected with an RS232-1 communication port, an RS232-2 communication port, an RS232-3 communication port and an RS232-4 communication port on a computer by conversion of a first serial port module, a second serial port module, a third serial port module and a fourth serial port module in the DB9 serial port; and the DB15 communication port is respectively connected with tested templates PCBA (Printed Circuit Board Assembly). The multichannel testing device has the beneficial effects that if a sub module of a certain channel goes wrong, the sub module of the channel only needs to be pulled out and is replaced with a new sub module; the multichannel testing device is convenient for field maintenance and has short maintenance time; and the production stop time caused by the fault of equipment is shortened to the greatest extent.
Description
Technical field
The utility model relates to a kind of integrated multichannel test device of multiple communication modes that mainly is applicable to the PCBA communication test device of electronic product.
Background technology
Mainly all be each independently communication module (turn 485,232 such as 232 and turn Mbus etc.) use now on the market; For example have 485 and two kinds of communication modes of Mbus on a electronic product, with regard to needs these two standalone modules are installed and are tested, and can not their communication modes of long-range switching, so for the independently inconvenient systematized management design of module.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned existence, and a kind of integrated multichannel test device of multiple communication modes of changing convenience, cost savings is provided.
The purpose of this utility model is finished by following technical solution, it comprises communication test device cabinet, described communication test device cabinet is provided with DB15 PORT COM, DB9 serial port, power supply output port and power supply input port, and this DB9 serial port is divided into serial port module, first serial module, second serial module, the 3rd serial port module, the 4th serial port module; This DB15 PORT COM is divided into first via communication module, the the second road communication module, the Third Road communication module, the four road communication module and sound detection port module, the corresponding communication modes of this four road communication module is respectively: the near-infrared communication, Far-infrared communication, 485 communications and Mbus communication, this first via communication module, the the second road communication module, the Third Road communication module, the four road communication module is respectively by the first serial module, the second serial module, the 3rd serial port module, the conversion of the 4th serial port module and the RS232-1 PORT COM on the computer, the RS232-2 PORT COM, the RS232-3 PORT COM, the RS232-4 PORT COM links to each other, and this DB15 PORT COM links to each other with tested template PCBA respectively.
As preferably, the serial port module in the described DB9 serial port links to each other with the RS232 PORT COM on the computer, and also with communication test device cabinet in CPU be connected by communication.
As preferably, be provided with optical coupling isolation device between described DB15 PORT COM and DB9 serial port.
As preferably, described power supply output port is divided into L1, L2, L3, L4 four routes, exports by Control respectively.
As preferably, described power supply input port is provided with AC60V, AC110V, three kinds of voltages of AC220V according to different tested template PCBA, links to each other with isolating transformer.
As preferably, described communication test device cabinet is provided with mains switch and supply socket, is provided with fuse between this mains switch and supply socket, and this mains switch links to each other with the power supply input port, between them by the Control break-make.
The beneficial effects of the utility model are: 1, be adapted to the communication verification test with the electronic product of various communication modes; 2, integrated level high (can expand); Comprise: 485, the communication modes such as near-infrared, far infrared, M-Bus and spare interface; Also no communication modes can be taken off, to save cost, (when for example only producing for certain PCBA, when this product only has 485 communications and near-infrared communication, far infrared and M-bus communication can be taken off); 3, program control is the RS232 telecommunication; 4, multichannel can take off the submodule without passage, to save cost, can change easily submodule according to needs of production, and be easy to install and maintain.
Description of drawings
Fig. 1 is communication test principle of device block diagram of the present utility model.
Fig. 2 is power switching circuit block diagram of the present utility model.
Fig. 3 is communication modes commutation circuit block diagram of the present utility model.
Fig. 4 is the rear panel structure schematic diagram of communication test device cabinet of the present utility model.
Label in the accompanying drawing is respectively: 1, mains switch, 2, fuse, 3, supply socket, 4, serial port module, 5, the sound detection port module, 6, the DB15 PORT COM, 7, DB9 serial port, 8, power supply output port, 9, the power supply input port, 10, communication test device cabinet.
Embodiment
Below in conjunction with accompanying drawing the utility model is done detailed introduction: the utility model designs mainly for electric energy meter PCBA functional test, its electric energy meter is different according to the ammeter of country variant, and communication modes is different, mainly contain 232 near-infrared communications, Far-infrared communication, 485 communications, Mbus communication etc., this is electric energy meter and the requisite part of host computer transfer of data, before dispatching from the factory, ammeter production all to carry out by communication the setting of initialization and parameter to ammeter, because computer with all be 232 serial ports, be connected with computer and catch up with the transmission of machine data so will all convert these communication modes to 232 communication modes.So these communication modes are integrated in the cabinet, this communication test device cabinet sampling 4U standard PC case, internal circuit board design sampling plug-in is installed (for example memory bar mounting means of computer).
As shown in drawings, the utility model comprises communication test device cabinet 10, described communication test device cabinet 10 is provided with DB15 PORT COM 6, DB9 serial port 7, power supply output port 8 and power supply input port 9, and this DB9 serial port 7 is divided into serial port module 4, first serial module, second serial module, the 3rd serial port module, the 4th serial port module; This DB15 PORT COM 6 is divided into first via communication module, the the second road communication module, the Third Road communication module, the four road communication module and sound detection port module 5, wherein every road communication module all comprises communication modes and is respectively: the near-infrared communication, Far-infrared communication, 485 communications and Mbus communication, this first via communication module, the the second road communication module, the Third Road communication module, the four road communication module is respectively by the first serial module, the second serial module, the 3rd serial port module, the conversion of the 4th serial port module and the RS232-1 PORT COM on the computer, the RS232-2 PORT COM, the RS232-3 PORT COM, the RS232-4 PORT COM links to each other, and this DB15 PORT COM 6 links to each other with tested template PCBA respectively.
Described power supply input port 9 is provided with AC60V, AC110V, three kinds of voltages of AC220V according to different tested template PCBA, links to each other with isolating transformer.Described communication test device cabinet 10 is provided with mains switch 1 and supply socket 3, and 3 of this mains switch 1 and supply sockets are provided with fuse 2, and power supply input port 9 links to each other with power supply output port 8, passes through the Control break-make between them.
The explanation of communication test principle of device:
1) RS232 PORT COM of computer expansion and communication test device CPU communication can be controlled and switch to corresponding communication modes, have respectively: 485, and near-infrared, far infrared, M-Bus, and a communication port for subsequent use.
2) 4 RS232 PORT COM of computer expansion are connected with 4 passage DB9 serial port modules respectively, and each passage is a submodule (totally 4 submodules), and are connected with tested template PCBA by the DB15 PORT COM.
3) consider and carrying out far infrared when test, phase mutual interference between 4 printed boards in the jigsaw, so need to 4 printed boards in the jigsaw separately power supply carry out communication test; Therefore, designed power switching circuit (such as Fig. 2); When the needle plate power supply output when beginning to test that descends, test is finished rear faller and is risen namely that power supply disconnects, and prevents in test not chargedly, guarantees safe and reliable.Also for the follow-up three-phase electric energy meter of compatibility, the power supply circuits of template are divided into 4 road live wires and the output of one road zero line simultaneously.
4) communication modes of each passage design: adopt light-coupled isolation between this device and the computer communication, when breaking down, better prevent between them unaffectedly, and mutually switch between each communication modes.As shown in Figure 3.
In addition to the implementation, all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of the utility model requirement.
Claims (6)
1. the integrated multichannel test device of one kind of multiple communication modes, comprise communication test device cabinet (10), it is characterized in that: described communication test device cabinet (10) is provided with DB15 PORT COM (6), DB9 serial port (7), power supply output port (8) and power supply input port (9), and this DB9 serial port (7) is divided into serial port module (4), first serial module, second serial module, the 3rd serial port module, the 4th serial port module; This DB15 PORT COM (6) is divided into first via communication module, the the second road communication module, the Third Road communication module, the four road communication module and sound detection port module (5), every road corresponding communication modes of communication module is respectively: the near-infrared communication, Far-infrared communication, 485 communications and Mbus communication, this first via communication module, the the second road communication module, the Third Road communication module, the four road communication module is respectively by the first serial module, the second serial module, the 3rd serial port module, the conversion of the 4th serial port module and the RS232-1 PORT COM on the computer, the RS232-2 PORT COM, the RS232-3 PORT COM, the RS232-4 PORT COM links to each other, and this DB15 PORT COM (6) links to each other with tested template PCBA respectively.
2. the integrated multichannel test device of multiple communication modes according to claim 1, it is characterized in that: the serial port module (4) in the described DB9 serial port (7) links to each other with the RS232 PORT COM on the computer, and also is connected by communication with the interior CPU of communication test device cabinet (10).
3. the integrated multichannel test device of multiple communication modes according to claim 1 is characterized in that: be provided with optical coupling isolation device between described DB15 PORT COM (6) and DB9 serial port (7).
4. the integrated multichannel test device of multiple communication modes according to claim 1, it is characterized in that: described power supply output port (8) is divided into L1, L2, L3, L4 four routes, can control output by relay.
5. the integrated multichannel test device of multiple communication modes according to claim 1, it is characterized in that: described power supply input port (9) is provided with AC60V, AC110V, three kinds of voltages of AC220V according to different tested template PCBA, links to each other with isolating transformer.
6. according to claim 1 or the integrated multichannel test device of 4 or 5 described multiple communication modes, it is characterized in that: described communication test device cabinet (10) is provided with mains switch (1) and supply socket (3), be provided with fuse (2) between this mains switch (1) and supply socket (3), power supply input port (9) links to each other with power supply output port (8), passes through the Control break-make between them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392944 CN202750103U (en) | 2012-08-09 | 2012-08-09 | Multichannel testing device integrating various communication modes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392944 CN202750103U (en) | 2012-08-09 | 2012-08-09 | Multichannel testing device integrating various communication modes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202750103U true CN202750103U (en) | 2013-02-20 |
Family
ID=47709451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220392944 Expired - Lifetime CN202750103U (en) | 2012-08-09 | 2012-08-09 | Multichannel testing device integrating various communication modes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202750103U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111142453A (en) * | 2020-01-20 | 2020-05-12 | 广州视声智能股份有限公司 | Multi-channel control device and installation method thereof |
| CN111224835A (en) * | 2019-11-20 | 2020-06-02 | 深圳市康必达中创科技有限公司 | Automatic switching method, device and system for serial port communication modes |
-
2012
- 2012-08-09 CN CN 201220392944 patent/CN202750103U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111224835A (en) * | 2019-11-20 | 2020-06-02 | 深圳市康必达中创科技有限公司 | Automatic switching method, device and system for serial port communication modes |
| CN111224835B (en) * | 2019-11-20 | 2023-06-13 | 深圳市康必达中创科技有限公司 | Automatic serial port communication mode switching method, device and system |
| CN111142453A (en) * | 2020-01-20 | 2020-05-12 | 广州视声智能股份有限公司 | Multi-channel control device and installation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104865457B (en) | Universal detection board card | |
| CN201716851U (en) | Special transformer collecting terminal provided with modularized communication module | |
| CN103200280B (en) | Transformer station process layer interface equipment | |
| CN102545550A (en) | Control device for auxiliary current transformer and auxiliary current transformer system | |
| CN202750103U (en) | Multichannel testing device integrating various communication modes | |
| CN109917745B (en) | Universal mining explosion-proof PLC control cabinet for shield machine and application | |
| CN203858506U (en) | Card-inserting type automated test equipment based on network backplane bus | |
| CN205864074U (en) | Compact multi-terminal flexible direct distribution network control and protection integrated hardware architecture | |
| CN203164350U (en) | Intelligent distribution instrument | |
| CN204205235U (en) | A kind of cable switching box for intelligent substation laboratory | |
| CN104237681A (en) | Digitization relay protection testing device | |
| CN203661319U (en) | Electromagnetic cooker main board | |
| CN202019100U (en) | Easily assembled and disassembled power switch socket | |
| CN207067773U (en) | Electric-control system PLC slave station digital quantity output devices in a kind of wind power generating set | |
| CN102496872A (en) | Intelligent civil engineering power distribution station | |
| CN201477812U (en) | Mine remote control information display system | |
| CN205281199U (en) | Redundant field bus IO controlling means | |
| CN205786927U (en) | A kind of power information acquisition terminal | |
| CN204517500U (en) | For the low-voltage distribution system of factory's power monitoring | |
| CN202167728U (en) | External compatible serial interface of power passive optical network unit (ONU) device | |
| CN204067869U (en) | Intelligent substation module-spliced secondary device | |
| CN221199923U (en) | Electric energy meter and terminal sorting multiplexing device | |
| CN203800811U (en) | Optical fiber communication system of mining high-voltage explosion-proof frequency converter | |
| CN202340149U (en) | Novel intelligent box-type power distribution station | |
| CN203616388U (en) | ANSI-standard single-phase electric energy meter of S-type structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |