CN212781017U - Fire control transmission unit test fixture - Google Patents
Fire control transmission unit test fixture Download PDFInfo
- Publication number
- CN212781017U CN212781017U CN202021077189.1U CN202021077189U CN212781017U CN 212781017 U CN212781017 U CN 212781017U CN 202021077189 U CN202021077189 U CN 202021077189U CN 212781017 U CN212781017 U CN 212781017U
- Authority
- CN
- China
- Prior art keywords
- test
- data
- sampling
- transmission unit
- fire
- 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.)
- Active
Links
Images
Landscapes
- Fire Alarms (AREA)
- Alarm Systems (AREA)
Abstract
An embodiment of the utility model provides a fire control transmission unit test fixture, including the casing, the casing internal fixation sets up to open stops control test unit, data test unit and analog sampling test unit. The utility model discloses a for opening of fire control transmission unit open control module, data communication module and simulation sampling interface correspond to set up and open and stop control test unit, data test unit and simulation sampling test unit to carry out preliminary, convenient and efficient test in the production process of fire control transmission unit, consequently, both improved the efficiency of fire control transmission unit batch production, also effectively improved the reliability when fire control transmission unit uses.
Description
Technical Field
The utility model relates to a test technical field, concretely relates to fire control transmission unit test fixture.
Background
At present, a fire protection transmission unit comprises a plurality of start-stop control modules, a plurality of data communication modules and a plurality of analog sampling interfaces, and is mainly used for an electric power substation, and can send received regional fire alarm controller information, independent fixed fire extinguishing system operation information, state information, analog quantity acquisition information, controlled fire protection facility control and control feedback information, loop fault information and the like to a fire protection monitoring main station, and send a control instruction sent by the fire protection monitoring main station to related fire protection facilities.
Therefore, the fire-fighting transmission unit is a very critical information acquisition and conversion device at the power substation end, and therefore, it is very necessary to ensure the reliability of each module or interface during the operation.
Disclosure of Invention
In view of this, the embodiment of the utility model provides a fire control transmission unit test fixture to solve above-mentioned technical problem.
In order to achieve the above technical purpose, the embodiment of the utility model provides a fire control transmission unit test fixture, its improvement part lies in: the device comprises a shell, wherein a start-stop control test unit, a data test unit and an analog sampling test unit are fixedly arranged in the shell;
the start-stop control test unit comprises a plurality of start-stop test subunits, and each start-stop test subunit comprises an instruction acquisition device and a prompt device; the instruction acquisition device is connected with the corresponding start-stop control module to acquire a start-stop control instruction sent by the corresponding start-stop control module, and the instruction acquisition device is connected with the prompting device to send the control instruction to the prompting device so as to prompt a tester whether the corresponding start-stop control module works normally or not through the prompting device;
the data testing unit comprises a plurality of data testing subunits, and each data testing subunit comprises a data acquisition device and a short-circuit testing device; the data acquisition device is used for being connected with a sending end and a receiving end of a corresponding data communication module, and the short circuit testing device is connected with the data acquisition device so as to short circuit the sending end and the receiving end of the corresponding data communication module and further verify whether the communication of the corresponding data communication module is normal or not through self-test;
the analog sampling test unit comprises a plurality of sampling test subunits, and each sampling test subunit comprises a sampling device and a comparison device; the sampling device is used for being connected with a corresponding sampling interface to acquire sampling data, the sampling device is connected with the comparison device to send the sampling data to the comparison device, and the comparison device compares the sampling data with preset data to judge whether the sampling interface is normal or not.
The utility model discloses owing to take above technical scheme, compare with prior art, it has following advantage:
the utility model discloses a for opening of fire control transmission unit open control module, data communication module and simulation sampling interface correspond to set up and open and stop control test unit, data test unit and simulation sampling test unit to carry out tentatively in the production process of fire control transmission unit, convenient and efficient test, therefore, both improved the efficiency of fire control transmission unit batch production, reliability when also effectively having improved the use of fire control transmission unit, it carries out automated production, the important component part of application to fire control transmission unit.
The utility model discloses convenient operation, it is with low costs, can wide application in the test process of the relevant equipment in fields such as electric power, industrial automation and fire control.
Drawings
FIG. 1 is a schematic diagram of one embodiment of a test fixture for a fire transmission unit of the present invention;
FIG. 2 is a circuit schematic of one embodiment of the start-stop control test unit shown in FIG. 1;
FIG. 3 is a schematic diagram of a connection state of one embodiment of the data test unit shown in FIG. 1;
FIG. 4 is a circuit schematic of one embodiment of the RS232 data test subunit of FIG. 3;
FIG. 5 is a circuit schematic of one embodiment of the RS485 data test subunit of FIG. 3;
FIG. 6 is a schematic diagram of a connection state of one embodiment of the analog sampling test unit shown in FIG. 1;
fig. 7 is a circuit schematic of one embodiment of the sampling device of fig. 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
As shown in fig. 1, an embodiment of the utility model provides a fire-fighting transmission unit test tool, which comprises a shell 1, wherein a start-stop control test unit 2, a data test unit 3 and an analog sampling test unit 4 are fixedly arranged in the shell 1;
the start-stop control test unit 2 comprises a plurality of start-stop test subunits, the number of the start-stop test subunits is correspondingly set according to the number of the start-stop control modules of the fire-fighting transmission unit to be tested, and the start-stop test subunits are not limited herein, and each start-stop test subunit comprises an instruction acquisition device and a prompt device;
the instruction acquisition device is connected with the corresponding start-stop control module to acquire a start-stop control instruction sent by the corresponding start-stop control module, and the instruction acquisition device is connected with the prompting device to send the control instruction to the prompting device to prompt a tester whether the corresponding start-stop control module works normally or not through the prompting device;
the data testing unit 3 comprises a plurality of data testing subunits, the number of the data testing subunits is correspondingly set according to the number of the data communication modules of the fire-fighting transmission unit to be tested, and is not limited, and each data testing subunit comprises a data acquisition device and a short-circuit testing device;
the data acquisition device is used for being connected with the sending end and the receiving end of the corresponding data communication module, and the short circuit testing device is connected with the data acquisition device so as to short circuit the sending end and the receiving end of the corresponding data communication module and further verify whether the communication of the corresponding data communication module is normal or not through self-test;
the analog sampling test unit 4 comprises a plurality of sampling test subunits, the number of the sampling test subunits is determined according to the number of sampling interfaces of the fire-fighting transmission unit to be tested, and the sampling test subunits are not limited herein, and each sampling test subunit comprises a sampling device and a comparison device;
the sampling device is used for being connected with the corresponding sampling interface to acquire sampling data, the sampling device is connected with the comparison device to send the sampling data to the comparison device, and the comparison device compares the sampling data with preset data to judge whether the sampling interface is normal or not.
The utility model discloses a for opening of fire control transmission unit open control module, data communication module and simulation sampling interface correspond to set up and open and stop control test unit 2, data test unit 3 and simulation sampling test unit 4 to carry out tentatively in the production process of fire control transmission unit, convenient and efficient test, therefore, both improved the efficiency of fire control transmission unit batch production, reliability when also effectively having improved the use of fire control transmission unit, it carries out automated production, the important component part of application to fire control transmission unit.
In one embodiment, the instruction acquisition device adopts a plug-in type connecting terminal, in particular, a connecting terminal 15EGTKM-3.81-06P-14-00AH of Ningbo Guantai; the prompting device adopts an indicator light, specifically, a yellow indicator light 150060YS 75000;
for clarity, the following detailed description is made with reference to FIG. 2:
the OUT1 pin of the start-stop control module is connected with one end of a voltage stabilizing resistor R1 through a wiring terminal, the other end of the resistor R1 is connected with one end of an indicator light D1, the other end of the indicator light D1 is connected with a COM1 pin of the start-stop control module, when the start-stop control module is used, the start-stop control module sends OUT a control command, the OUT1 pin and the COM1 pin output a 24V power supply, if the indicator light can be lightened, the start-stop control module works normally, and if the indicator light cannot be lightened, the start-stop control module works abnormally.
IN this embodiment, the COM1 pin is connected to the IN1 pin, and is connected to the chip AD7490BRU inside the fire transmission unit, so as to collect voltage values of open circuit and short circuit of the COM1 pin and the IN1 pin through the chip AD7490BRU, and determine whether there is a short circuit through the voltage values.
In one embodiment, the data test subunit includes an RS232 data test subunit and an RS485 data test subunit.
In this embodiment, the data acquisition device of the RS232 data testing subunit adopts a wiring terminal with the model number of 15 egtkmm-3.81-05P-14-00 AH; the data acquisition device of the RS485 data test subunit adopts a wiring terminal with the model number of 15EGTKM-3.81-06P-14-00 AH; the short circuit testing device may be a wire;
for the sake of clarity, the following detailed description is made with reference to the accompanying drawings 3-5:
as shown in fig. 3 and 4, the receiving end of the RS232 data communication module is connected to one end of the wire through the connection terminal, and the other end of the wire is connected to the sending end of the RS232 data communication module through the connection terminal, that is, the pins 9 and 10 of the J5 are short-circuited, so as to perform self-test of data transmission and reception;
similarly, as shown in fig. 3 and 5, in the test of the RS485 data communication module, taking the 1 st path and the 2 nd path of RS485 as examples, the 1 st path of RS485 is short-circuited with the 2 nd path of RS485, that is, the 11 pin of J5 is short-circuited with the 9 pin of J6, and the 12 pin of J5 is short-circuited with the 10 pin of J6, so as to perform the self-test of receiving and transmitting;
in one embodiment, the sampling device comprises a reference voltage chip, a test resistor and a voltage acquisition device
The reference voltage chip is connected with the internal resistance of the sampling interface of the fire-fighting transmission unit to be tested through the test resistance, obtains test voltage data through the voltage acquisition device and sends the test voltage to the comparison device;
the comparison device compares the test voltage data with preset voltage data to obtain deviation data, judges whether the deviation data exceeds a preset precision range, if so, the sampling interface cannot normally work, and if not, the sampling interface can normally work;
in the embodiment, the sampling device adopts a wiring terminal with the model number of 15EGTKM-3.81-08P-14-00 AH; the reference voltage chip adopts a TL431BIDBZR voltage reference chip;
for the sake of clarity, the following detailed description is made with reference to fig. 6-7:
in the test of the analog sampling test unit 4, taking the 1 st channel analog quantity as an example, the TL431 bibbzr works in the reference voltage mode, the voltage of the 1 pin is 2.5V, the TL431 bibbzr is connected with the 100R resistor inside the fire transmission unit through R11 ═ 150R, and the voltage acquired through calculation A1P is 1V; if the acquired voltage exceeds the precision range, the problem of the analog sampling interface can be judged, otherwise, if the acquired voltage is within the precision range, the analog sampling interface is normal in function.
In one embodiment, the start-stop control testing unit 2, the data testing unit 3, and the analog sampling testing unit 4 are respectively provided with an anti-interference device to ensure stable performance, and all related components adopt strict industry standards to further ensure stable performance.
It will be apparent to those skilled in the art that the modules or steps of the embodiments of the invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a memory device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that shown or described herein, or separately fabricated into individual integrated circuit modules, or multiple ones of them fabricated into a single integrated circuit module. Thus, embodiments of the invention are not limited to any specific combination of hardware and software.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A fire-fighting transmission unit test tool is characterized by comprising a shell, wherein a start-stop control test unit, a data test unit and an analog sampling test unit are fixedly arranged in the shell;
the start-stop control test unit comprises a plurality of start-stop test subunits, and each start-stop test subunit comprises an instruction acquisition device and a prompt device; the instruction acquisition device is connected with the corresponding start-stop control module to acquire a start-stop control instruction sent by the corresponding start-stop control module, and the instruction acquisition device is connected with the prompting device to send the control instruction to the prompting device so as to prompt a tester whether the corresponding start-stop control module works normally or not through the prompting device;
the data testing unit comprises a plurality of data testing subunits, and each data testing subunit comprises a data acquisition device and a short-circuit testing device; the data acquisition device is used for being connected with a sending end and a receiving end of a corresponding data communication module, and the short circuit testing device is connected with the data acquisition device so as to short circuit the sending end and the receiving end of the corresponding data communication module and further verify whether the communication of the corresponding data communication module is normal or not through self-test;
the analog sampling test unit comprises a plurality of sampling test subunits, and each sampling test subunit comprises a sampling device and a comparison device; the sampling device is used for being connected with a corresponding sampling interface to acquire sampling data, the sampling device is connected with the comparison device to send the sampling data to the comparison device, and the comparison device compares the sampling data with preset data to judge whether the sampling interface is normal or not.
2. The fire fighting transmission unit testing tool according to claim 1, wherein the instruction obtaining device is a plug-in type wiring terminal.
3. The fire transmission unit test fixture of claim 1, wherein the indication device is an indicator light.
4. The fire transmission unit test tool of claim 1, wherein the data test subunit comprises an RS232 data test subunit and an RS485 data test subunit.
5. The fire transmission unit test fixture of claim 1, wherein the sampling device comprises a reference voltage chip, a test resistor and a voltage acquisition device
The reference voltage chip is connected with the internal resistance of the sampling interface of the fire-fighting transmission unit to be tested through the test resistance, test voltage data are obtained through the voltage acquisition device, and test voltage is sent to the comparison device;
the comparison device is used for comparing the test voltage data with preset voltage data to obtain deviation data and judging whether the deviation data exceeds a preset precision range, if so, the sampling interface cannot work normally, and if not, the sampling interface can work normally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077189.1U CN212781017U (en) | 2020-06-12 | 2020-06-12 | Fire control transmission unit test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077189.1U CN212781017U (en) | 2020-06-12 | 2020-06-12 | Fire control transmission unit test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212781017U true CN212781017U (en) | 2021-03-23 |
Family
ID=75071559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021077189.1U Active CN212781017U (en) | 2020-06-12 | 2020-06-12 | Fire control transmission unit test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212781017U (en) |
-
2020
- 2020-06-12 CN CN202021077189.1U patent/CN212781017U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112653738B (en) | Internet of things network debugging system and method | |
| CN112711242B (en) | Automatic network diagnosis test method for automobile electric control unit | |
| CN206673990U (en) | A kind of detecting system of communication message | |
| CN111343052A (en) | System and method for carrying out protocol consistency test on intelligent electric energy meter | |
| CN108089083A (en) | Alternating-current charging pile detecting system | |
| CN211148838U (en) | Air conditioner internal unit testing device | |
| CN111025077A (en) | Automatic test system and test method for intelligent terminal of power distribution network | |
| CN110082674B (en) | Transformer substation relay calibrating device and system | |
| CN212781017U (en) | Fire control transmission unit test fixture | |
| CN102624099B (en) | Device for monitoring network connection state of smart grid | |
| CN111030301B (en) | Method for checking correlation of scheduling automation information points | |
| CN218352516U (en) | ModbusRTU test system | |
| CN209927968U (en) | Thyristor converter valve base electronic equipment test system | |
| CN116047347A (en) | Offline test platform for low-voltage AC/DC power supply equipment | |
| CN210401586U (en) | Transformer substation relay calibrating device and system | |
| CN112332886A (en) | Universal cable test system and test method | |
| CN211148837U (en) | Outer quick-witted testing arrangement of air conditioner | |
| CN111025183B (en) | Transformer substation signal alarm calibration method and device | |
| CN205488798U (en) | Equipment connecting wire monitor terminal adapter | |
| CN212255499U (en) | Integrated power distribution automation terminal signal and control test system | |
| CN215728470U (en) | Equivalent device for verifying hot test bench control gathering loop of rocket engine | |
| CN112180295A (en) | Intelligent substation test system | |
| CN111796176A (en) | Thyristor converter valve base electronic equipment test system | |
| CN219936057U (en) | Test equipment and system for battery management unit circuit board | |
| CN213658941U (en) | Low-cost cable test system and test transfer box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |