CN220232296U - Electric control program testing device - Google Patents
Electric control program testing device Download PDFInfo
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- CN220232296U CN220232296U CN202322309413.5U CN202322309413U CN220232296U CN 220232296 U CN220232296 U CN 220232296U CN 202322309413 U CN202322309413 U CN 202322309413U CN 220232296 U CN220232296 U CN 220232296U
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Abstract
The utility model discloses an electric control program testing device, which relates to the technical field of electric control program testing and comprises a testing cabinet, a plurality of tested electric control modules, a signal input module and a signal indication module; the test cabinet is provided with a test cavity; the tested electronic control modules are fixedly arranged in the test cavity; the signal input module is arranged on the test cabinet and can be in communication connection with each tested electronic control module one by one, and the signal input module is used for sending unit analog signals to the corresponding tested electronic control module; the signal indication module is arranged on the test cabinet and can be in communication connection with each tested electronic control module one by one, and the tested electronic control modules are used for receiving unit analog signals and can control the signal indication module to send out operation indication signals which can be obtained. The electric control program testing device provided by the utility model is convenient for program testing of the electric control modules of various equipment units and improves the adaptability.
Description
Technical Field
The utility model relates to the technical field of electric control program testing, in particular to an electric control program testing device.
Background
For some electric control equipment units, the electric control is usually controlled by an electric control program such as a PLC (programmable logic controller) and the like, in order to verify that the logic of the electric control program meets the use requirement, the electric control program needs to be tested, for example, the electric control module is connected to the equipment unit to verify the accuracy of the degree of the electric control module, but the electric control module is inconvenient to test, so that the electric control module can be tested by inputting an analog signal to simulate the running of the unit through a test cabinet, and the test cabinet for the control program for the heat exchanger unit provided by patent CN216486120U can simulate various field signal types and is a common signal of the heat exchanger unit so as to realize the test of the control program of the heat exchanger unit; however, the test cabinet can only test the control program of the heat exchanger unit, and has poor adaptability.
Disclosure of Invention
The utility model aims to provide an electric control program testing device which solves the problems in the prior art, is convenient for program testing of electric control modules of various equipment units and improves adaptability.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model provides an electric control program testing device which comprises a testing cabinet, a plurality of tested electric control modules, a signal input module and a signal indication module, wherein the testing cabinet is connected with the tested electric control modules; the test cabinet is provided with a test cavity; the tested electronic control modules are fixedly arranged in the test cavity; the signal input module is arranged on the test cabinet and can be in communication connection with each tested electronic control module one by one, and the signal input module is used for sending unit analog signals to the corresponding tested electronic control module; the signal indication modules are arranged on the test cabinet and can be in communication connection with each tested electronic control module one by one, and the tested electronic control modules are used for receiving the unit analog signals and controlling the signal indication modules to send out operation indication signals which can be obtained.
Preferably, the test cabinet has a detachable cabinet plate; the signal input modules are in communication connection with the tested electronic control modules one by one through input cables, one ends of the input cables are in communication connection with the signal input modules, and the other ends of the input cables can be detachably in communication connection with the tested electronic control modules; the signal indication modules are in one-by-one communication connection with the tested electronic control modules through output cables, one ends of the output cables are in communication connection with the signal indication modules, and the other ends of the output cables can be detachably in communication connection with the tested electronic control modules.
Preferably, each tested electric control module comprises a PLC module and a terminal block which are in communication connection, each terminal block can be spliced with the input cable and the output cable, and each PLC module is arranged above the corresponding terminal block.
Preferably, the upper cabinet plate of the test cabinet can be detachably connected, the upper cabinet plate is set to be a transparent acrylic plate, and the upper cabinet plate is provided with a taking and placing operation hole.
Preferably, the signal input module comprises a plurality of analog switches and a plurality of temperature signal generating components, wherein the analog switches are arranged on the test cabinet, the analog switches are respectively used for sending different unit operation analog signals to the corresponding tested electronic control module, and the temperature signal generating components are respectively used for sending temperature analog signals of different positions of the unit to the corresponding tested electronic control module.
Preferably, an intermediate relay is arranged on a circuit between the signal indication module and each tested electronic control module; and a temperature signal conversion module is arranged on a circuit between each temperature signal generation component and the tested electronic control module.
Preferably, the signal indicating module includes a plurality of indicator lamps disposed on the test cabinet, where each indicator lamp can illuminate to indicate the test result corresponding to the tested electronic control module under the input of different analog signals of the unit.
Preferably, the electronic control unit further comprises a display component, wherein the display component is arranged on the test cabinet and can be in communication connection with each tested electronic control module.
Preferably, the device further comprises a power module which is electrically connected with each tested electronic control module, the intermediate relay, the temperature signal conversion module and the display component and provides required electric energy.
Preferably, a communication connection hole is formed in the side wall of the test cabinet, and each tested electronic control module is used for being in communication connection with the terminal equipment through the communication connection hole.
Compared with the prior art, the utility model has the following technical effects:
according to the electric control program testing device provided by the utility model, a plurality of tested electric control modules are placed on a testing cabinet, and the signal input module and the signal indication module can be sequentially connected with each tested electric control module in a communication way so as to test electric control programs of each tested electric control module, wherein the signal input module can send a unit analog signal to the corresponding tested electric control module, the tested electric control module operates the program to test after receiving the unit analog signal, and the signal indication module sends an operation indication signal to indicate the operation state of the tested electric control module; so through control signal input module and signal indication module and corresponding to be surveyed automatically controlled module communication connection, can realize the program test to different be surveyed automatically controlled modules, so can promote adaptability.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic front view of an electrically controlled program testing device according to a first embodiment;
FIG. 2 is a schematic cross-sectional view taken along the direction A-A in FIG. 1;
FIG. 3 is a schematic top view of an electrically controlled program testing apparatus according to a first embodiment;
fig. 4 is a schematic cross-sectional view in the direction B-B of fig. 1.
Icon: 1-an electric control program testing device; 10-a test cabinet; 11-a test chamber; 12-a cabinet upper plate; 13-taking and placing operation holes; 14-a communication connection hole; 20-a tested electronic control module; a 21-PLC module; 22-terminal block; 30-a signal input module; 31-analog switch; 32-a temperature signal generating part; 40-a signal indication module; 41-indicator lights; 50-an intermediate relay; a 60-temperature signal conversion module; 70-a display part; 80-power module.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide an electric control program testing device which solves the problems in the prior art, is convenient for program testing of electric control modules of various equipment units and improves adaptability.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Example 1
The embodiment provides an electric control program testing device 1, please refer to fig. 1-4, which comprises a testing cabinet 10, a signal input module 30, a signal indication module 40 and a plurality of tested electric control modules 20;
the test cabinet 10 has a test cavity 11; the plurality of tested electronic control modules 20 are fixedly arranged in the test cavity 11; the signal input module 30 is arranged on the test cabinet 10 and can be in communication connection with each tested electronic control module 20 one by one, and the signal input module 30 is used for sending a unit analog signal to the corresponding tested electronic control module 20; the signal indicating module 40 is disposed on the test cabinet 10 and can be connected with each tested electronic control module 20 in a one-by-one communication manner, and the tested electronic control modules 20 are used for receiving the unit analog signals and can control the signal indicating module 40 to send out operation indicating signals which can be obtained.
A plurality of tested electronic control modules 20 are placed on the test cabinet 10, and the signal input module 30 and the signal indication module 40 can be sequentially connected with each tested electronic control module 20 in a communication way so as to test the electronic control program of each tested electronic control module 20, wherein the signal input module 30 can send a unit analog signal to the corresponding tested electronic control module 20, the tested electronic control module 20 runs the program to test after receiving the unit analog signal, and the signal indication module 40 sends a running indication signal to indicate the running state of the tested electronic control module 20; so through control signal input module 30 and signal indication module 40 and corresponding electronic control module 20 communication connection that is surveyed, can realize the program test to different electronic control module 20 that are surveyed, so can promote adaptability.
In the alternative to this embodiment, the test cabinet 10 preferably has a detachable cabinet plate; the signal input module 30 is in communication connection with each tested electronic control module 20 one by one through an input cable, one end of the input cable is in communication connection with the signal input module 30, and the other end of the input cable can be detachably in communication connection with each tested electronic control module 20; the signal indication module 40 is in communication connection with each tested electronic control module 20 one by one through an output cable, one end of the output cable is in communication connection with the signal indication module 40, and the other end of the output cable can be detachably in communication connection with each tested electronic control module 20; after the detachable cabinet plate of the test cabinet 10 is opened, the signal input module 30 is sequentially connected with the corresponding tested electronic control module 20 in a communication manner through the input cable so as to send the unit analog signal to the corresponding tested electronic control module 20 for testing, and the signal input module is sequentially connected with the corresponding tested electronic control module 20 in a communication manner through the output cable so as to output the test result of the tested electronic control module 20.
In the alternative of the embodiment, preferably, each tested electronic control module 20 includes a PLC module 21 and a terminal block 22 which are in communication connection, wherein the terminal blocks 22 and the PLC module 21 can be in communication connection through cables, each terminal block 22 can be plugged with an input cable and an output cable, and the communication connection with the signal input module 30 and the signal indication module 40 is facilitated through a plugging matching mode; each PLC module 21 is disposed above the corresponding terminal block 22, specifically, a partition board is disposed in the middle of the test cabinet 10, and each PLC module 21 is disposed on the partition board, so that the horizontal floor space is saved, and the arrangement is convenient.
In the alternative of this embodiment, preferably, the upper cabinet plate 12 of the test cabinet 10 is detachably connected, and the upper cabinet plate 12 is a transparent acrylic plate, so as to facilitate observation of working conditions of internal devices of the test cabinet 10; the upper cabinet plate 12 is provided with a plurality of taking and placing operation holes 13, so that the upper cabinet plate 12 can be taken and placed conveniently, and heat can be dissipated; specifically, the upper cabinet plate 12 can be directly lapped in a circumferential groove arranged at the upper end opening of the test cabinet 10, so that the test cabinet is convenient to take and place.
In the alternative of the present embodiment, it is preferable that the signal input module 30 includes a plurality of analog switches 31 and a plurality of temperature signal generating components 32 disposed on the test cabinet 10, wherein the analog switches 31 and the temperature signal generating components 32 can be communicatively connected to the corresponding terminal blocks 22 through different input cables; the plurality of analog switches 31 are spliced with the corresponding terminal blocks 22 through integrated input cables, the plurality of analog switches 31 are respectively used for sending different unit operation analog signals to the corresponding tested electronic control modules 20, such as liquid level signals, flow signals and the like, one analog switch 31 is used for simulating the occurrence of one switch signal, the number of the analog switches 31 can be determined according to actual requirements, for different PLC modules 21, the test logic and the test input signals are different, the occurrence of different analog signals can be realized by arranging different analog switches 31, and the analog switches 31 can be toggle switches and inching switches; the plurality of temperature signal generating components 32 can be plugged with the corresponding terminal blocks 22 through integrated input cables so as to be respectively used for sending temperature analog signals of different positions of the unit to the corresponding tested electronic control modules 20, so that the simulation of temperature tests of the unit is realized, the measurement signals of each temperature sensor of the unit are simulated, and specifically, the temperature signal generating components 32 can be arranged as adjustable potentiometers and can adjust the temperature signals.
In the alternative of this embodiment, preferably, an intermediate relay 50 is disposed on a circuit between the signal indication module 40 and the tested electronic control module 20, specifically, the intermediate relay 50 is disposed on a cable connecting the corresponding signal indication module 40 and the PLC modules 21, each PLC module 21 may be communicatively connected to one or more intermediate relays 50, and is communicatively connected to the signal indication module 40 through the intermediate relay 50, an output analog signal of the PLC module 21 is transmitted to the intermediate relay 50, and the intermediate relay 50 is driven to act so that the signal indication module 40 sends out an operation indication signal that can be obtained, and in addition, an intermediate relay 50 may also be disposed between each terminal block 22 and the corresponding PLC module 21, where the intermediate relay 50 is used to convert the analog signal of the analog switch 31 into an input signal of the PLC module 21 and send the input signal to the PLC module 21; in addition, a temperature signal conversion module 60 is arranged on the circuit between each temperature signal generating component 32 and the tested electronic control module 20, that is, the temperature signal conversion module 60 can be arranged on an input cable which is connected with the corresponding temperature signal generating component 32 and the terminal block 22 in an integrated manner, and the temperature signal of the temperature signal generating component 32 is converted into a signal which can be received by the PLC module 21 through the temperature conversion module 60; specifically, the temperature signal conversion module 60 may convert the temperature analog signal into a current signal using a specific model PHG-22 TZ-4141; specifically, the number of the intermediate relays 50 and the temperature signal conversion modules 60 can be determined according to actual implementation, and the plurality of intermediate relays 50 are arranged in parallel, and the plurality of temperature signal conversion modules 60 are also arranged in parallel to satisfy the conversion of different analog signals.
In the alternative of this embodiment, more preferably, the signal indicating module 40 includes a plurality of indicating lamps 41 disposed on the test cabinet 10, where each indicating lamp 41 can illuminate to indicate the test result corresponding to the tested electronic control module 20 under the input of different unit analog signals, that is, each time the tested electronic control module 20 receives one unit analog signal to perform the test, the indication can be performed by one indicating lamp 41, and the illumination of the lamp indicates that the tested electronic control module 20 is normal.
In an alternative of this embodiment, preferably, the electronic control program testing device 1 further includes a display component 70, where the display component 70 is disposed on the testing cabinet 10 and can be connected with each tested electronic control module 20 in a communication manner, specifically, the display module 70 may be configured as a display screen, and can be connected with each PLC module 21 in a communication manner, and the display component 70 can display the input unit analog signal and the testing result, so as to facilitate visual observation.
In an alternative scheme of the embodiment, preferably, the electric control program testing device 1 provided in this embodiment further includes a power module 80 electrically connected to each tested electric control module 20, the intermediate relay 50, the temperature signal conversion module 60 and the display component 70 and providing required electric energy, so as to meet the electricity requirement of the whole testing device; specifically, the power module 80 may be configured as a switching power supply (implementing AC220V to DC 24V).
In the alternative of this embodiment, preferably, a communication connection hole is provided on a side wall of the test cabinet 10, and each tested electronic control module 20 is used for being connected with a terminal device in a communication manner through the communication connection hole, and can be connected with a terminal device such as a computer, so that the computer is connected with each PLC module 21 in a communication manner, and thus, the program running of the PLC module 21 is monitored.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In summary, the present description should not be construed as limiting the utility model.
Claims (10)
1. An electric control program testing device is characterized in that: comprising the following steps:
a test cabinet (10), the test cabinet (10) having a test cavity (11);
the tested electronic control modules (20) are fixedly arranged in the test cavity (11);
the signal input module (30) is arranged on the test cabinet (10) and can be in communication connection with each tested electronic control module (20) one by one, and the signal input module (30) is used for sending unit analog signals to the corresponding tested electronic control module (20); and
The signal indication modules (40) are arranged on the test cabinet (10) and can be in communication connection with each tested electronic control module (20) one by one, and the tested electronic control modules (20) are used for receiving the unit analog signals and controlling the signal indication modules (40) to send out operation indication signals which can be acquired.
2. The electronic control program testing device according to claim 1, wherein: the test cabinet (10) is provided with a detachable cabinet plate; the signal input modules (30) are in communication connection with the tested electronic control modules (20) one by one through input cables, one ends of the input cables are in communication connection with the signal input modules (30), and the other ends of the input cables can be detachably in communication connection with the tested electronic control modules (20); the signal indication modules (40) are in communication connection with the tested electronic control modules (20) one by one through output cables, one ends of the output cables are in communication connection with the signal indication modules (40), and the other ends of the output cables can be detachably in communication connection with the tested electronic control modules (20).
3. The electronic control program testing device according to claim 2, wherein: each tested electronic control module (20) comprises a PLC module (21) and a terminal block (22) which are in communication connection, each terminal block (22) can be spliced with the input cable and the output cable, and each PLC module (21) is arranged above the corresponding terminal block (22).
4. The electronic control program testing device according to claim 2, wherein: the upper cabinet plate (12) of the test cabinet (10) can be detachably connected, the upper cabinet plate (12) is a transparent acrylic plate, and the upper cabinet plate (12) is provided with a taking and placing operation hole (13).
5. The electronic control program testing device according to claim 2, wherein: the signal input module (30) comprises a plurality of analog switches (31) and a plurality of temperature signal generating components (32) which are arranged on the test cabinet (10), the plurality of analog switches (31) are respectively used for sending different unit operation analog signals to the corresponding tested electronic control module (20), and the plurality of temperature signal generating components (32) are respectively used for sending temperature analog signals of different positions of the unit to the corresponding tested electronic control module (20).
6. The electrically controlled program testing device of claim 5, wherein: an intermediate relay (50) is arranged on a circuit between the signal indicating module (40) and each tested electronic control module (20); and a temperature signal conversion module (60) is arranged on a circuit between each temperature signal generation component (32) and the tested electronic control module (20).
7. The electrically controlled program testing device of claim 6, wherein: the signal indicating module (40) comprises a plurality of indicating lamps (41) arranged on the test cabinet (10), and each indicating lamp (41) can be lightened to be used for indicating the test result corresponding to the tested electronic control module (20) under the condition that different unit analog signals are input.
8. The electrically controlled program testing device of claim 6, wherein: the test cabinet also comprises a display component (70), wherein the display component (70) is arranged on the test cabinet (10) and can be in communication connection with each tested electronic control module (20).
9. The electrically controlled program testing device of claim 8, wherein: the device also comprises a power supply module (80), and the power supply module is electrically connected with each tested electronic control module (20), the intermediate relay (50), the temperature signal conversion module (60) and the display component (70) and provides required electric energy.
10. The electronic control program testing device according to claim 1, wherein: the side wall of the test cabinet (10) is provided with communication connection holes, and each tested electronic control module (20) is used for being in communication connection with the terminal equipment through the communication connection holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309413.5U CN220232296U (en) | 2023-08-28 | 2023-08-28 | Electric control program testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322309413.5U CN220232296U (en) | 2023-08-28 | 2023-08-28 | Electric control program testing device |
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| Publication Number | Publication Date |
|---|---|
| CN220232296U true CN220232296U (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322309413.5U Active CN220232296U (en) | 2023-08-28 | 2023-08-28 | Electric control program testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220232296U (en) |
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2023
- 2023-08-28 CN CN202322309413.5U patent/CN220232296U/en active Active
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