CN220872617U - 0-220V AC/DC relay calibration device - Google Patents
0-220V AC/DC relay calibration device Download PDFInfo
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- CN220872617U CN220872617U CN202322403673.9U CN202322403673U CN220872617U CN 220872617 U CN220872617 U CN 220872617U CN 202322403673 U CN202322403673 U CN 202322403673U CN 220872617 U CN220872617 U CN 220872617U
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- 238000005259 measurement Methods 0.000 claims description 45
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Abstract
The utility model discloses a 0-220V alternating current-direct current relay verification device, which adopts communication as a data transmission channel, combines a direct current 24V power supply component, an adjustable alternating current power supply component, an adjustable direct current power supply component, a photosensitive sensor, a temperature and humidity sensor, a voltage measuring component, a resistance measuring component, a display component and the like, can realize that the exciting voltage of an alternating current relay coil changes within the range of 0-220V, the exciting voltage of the direct current relay coil changes within the range of 0-220V, can detect whether the brightness of a relay indicator reaches the standard or not through the photosensitive sensor, can detect the temperature and humidity of the current test environment through the temperature and humidity sensor, can measure the action voltage and the reset voltage of a relay in batches through a resistance measuring module, and can also display the environment temperature and humidity, the action voltage and the reset voltage of the relay, the coil resistance and the contact resistance through the display component.
Description
Technical Field
The utility model relates to the technical field of relays, in particular to a 0-220V alternating current-direct current relay verification device.
Background
In the verification work of the relay, parameters such as the action voltage, the return voltage, the coil resistance, the contact resistance and the like of the exciting coil are required to be measured, the state of the indicator lamp, the environment temperature and humidity and the like are recorded, and whether all indexes of the relay are normal or not and whether the performance meets the field requirement or not is judged through the measured parameters. The current relay calibration device has the following problems: the AC 220V relay and the DC 220V relay can not be checked, and the DC 24V relay can only be checked; the relay-free indicator lamp detection function requires visual detection by staff; no environment temperature and humidity measuring function.
Disclosure of utility model
The utility model aims to solve the problems and provide a 0-220V AC/DC relay verification device, wherein the 0-220V AC/DC relay is covered by the verifiable relay, the state of a relay indicator lamp is automatically detected, the ambient temperature and the humidity are automatically measured, the display assembly can simultaneously display the ambient temperature and the humidity, the relay action voltage and the reset voltage, the coil resistance, the contact resistance and the indicator lamp state, and a large number of internal communication channels are adopted as data transmission channels, so that internal wiring is reduced.
The utility model realizes the above purpose through the following technical scheme:
A0-220V AC/DC relay calibration device comprises a device power switch, an adjustable AC power switch, an adjustable DC power switch, a coil resistance measurement switch, a DC 24V power supply, an adjustable AC power supply, an adjustable DC power supply, a display component, a photosensitive sensor, a temperature and humidity sensor, an AC voltage measurement component, a DC voltage measurement component, a resistance measurement component and a relay;
The power switch is connected with an external 220V alternating current power supply device through a pluggable three-position plug, the wire outlet end of the device power switch is connected with the wire inlet ends of the adjustable alternating current power switch and the adjustable direct current power switch, and the wire outlet end of the device power switch is connected with a power input terminal of a direct current 24V power supply;
the adjustable alternating current power supply outputs 0-220V alternating current voltage through the control of the adjusting knob, and the outlet end of the adjustable alternating current power supply switch is connected with the power input terminal of the adjustable alternating current power supply;
The adjustable direct current power supply outputs 0-220V direct current voltage through the control of the adjusting knob, and the outlet end of the adjustable direct current power supply switch is connected with the power input terminal of the adjustable direct current power supply;
The working voltage of the display component is DC 24V, the power input terminal of the display component is connected with the DC 24V power output terminal, and the display component is provided with an RS485 communication interface and a switching value input terminal;
The power terminal of the alternating current voltage measuring assembly is connected with the direct current 24V power output terminal, and the input terminal of the alternating current voltage measuring assembly is connected with the adjustable alternating current power output terminal;
The power terminal of the direct current voltage measurement assembly is connected with the direct current 24V power output terminal, and the input terminal of the direct current voltage measurement assembly is connected with the adjustable direct current power output terminal;
The power supply terminal of the resistance measurement assembly is connected with the DC 24V power supply output terminal, 8 groups of input terminals of the resistance measurement assembly are connected with 4 pairs of normally open contacts and 4 pairs of normally closed contacts of the relay, and the other 1 groups of output terminals of the resistance measurement assembly are connected with the coil terminals of the relay through the coil resistance measurement switch;
The alternating-current voltage measuring assembly, the direct-current voltage measuring assembly and the resistance measuring assembly are provided with an RS485 communication interface and are in communication connection with the RS485 communication interface of the display assembly;
The relay comprises 4 pairs of normally open contacts and 4 pairs of normally closed contacts, and a coil terminal of the relay is connected with an adjustable alternating current power supply output terminal and an adjustable direct current power supply output terminal;
The power input terminal of the photosensitive sensor is connected with the direct-current 24V power output terminal, and the switching value output signal terminal of the photosensitive sensor is connected with the switching value input terminal of the display component;
The power input terminal of the temperature and humidity sensor is connected with the direct-current 24V power output terminal, and the RS485 communication interface of the temperature and humidity sensor is connected with the RS485 communication interface of the display assembly.
The further scheme is that the device power switch is a three-in-one power socket ship-shaped switch, the adjustable alternating current power switch is a two-in-one ship-shaped switch, the adjustable direct current power switch is a two-in-one ship-shaped switch, and the direct current 24V power supply is a small power module.
The further scheme is that the displayed assembly has the functions of switching value signal acquisition and RS485 communication.
In a further scheme, the alternating-current voltage measurement assembly has an RS485 communication function, the measurement range is 0-300V, and the working voltage is 24V of direct current.
The direct-current voltage measuring assembly is a measuring module with an RS485 communication function, the measuring range is 0-300V, and the working voltage is direct current 24V.
Further, the resistance measurement assembly is a measurement module with an RS485 communication function, and the working voltage is 24V direct current.
The utility model has the beneficial effects that:
According to the 0-220V alternating current-direct current relay verification device, communication is adopted in a large number as a data transmission channel, the direct current 24V power supply assembly, the adjustable alternating current power supply assembly, the adjustable direct current power supply assembly, the photosensitive sensor, the temperature and humidity sensor, the voltage measurement assembly, the resistance measurement assembly, the display assembly and the like are combined, the exciting voltage of an alternating current relay coil can be changed within the range of 0-220V, the exciting voltage of the direct current relay coil can be changed within the range of 0-220V, whether the brightness of a relay indicator reaches the standard or not can be detected through the photosensitive sensor, the temperature and humidity of the current test environment can be detected through the temperature and humidity sensor, the relay action voltage and the reset voltage can be measured through the voltage measurement assembly, the relay coil resistance and the contact resistance can be measured in batches, and the environment temperature and humidity, the relay action voltage and the reset voltage, the coil resistance and the contact resistance can be displayed through the display assembly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the practical drawings required in the embodiments or the prior art description, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural diagram of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In any embodiment, as shown in fig. 1, the 0-220V ac/dc relay 14 verification device of the present utility model includes a device power switch 1, an adjustable ac power switch 2, an adjustable dc power switch 3, a coil resistance measurement switch 4, a dc 24V power supply 5, an adjustable ac power supply 6, an adjustable dc power supply 7, a display assembly 11, a photosensitive sensor 12, a temperature and humidity sensor 13, an ac voltage measurement assembly 8, a dc voltage measurement assembly 9, a resistance measurement assembly 10, and a relay 14;
The device power switch 1 adopts a three-in-one power socket ship-shaped switch (comprising a power seat, a switch with a lamp and a fuse box), the adjustable alternating current power switch 2 adopts a two-in-one ship-shaped switch (comprising a switch with a lamp and a fuse box), the adjustable direct current power switch 3 adopts a two-in-one ship-shaped switch (comprising a switch with a lamp and a fuse box), and the direct current 24V power supply 5 adopts a small power module; the external 220V alternating current power supply is connected with the device power switch 1 through a pluggable three-position plug, the wire outlet end of the device power switch 1 is connected with the wire inlet ends of the adjustable alternating current power switch 2 and the adjustable direct current power switch 3, and the wire outlet end of the device power switch 1 is connected with the power input terminal of the direct current 24V power supply 5;
the adjustable alternating current power supply 6 can control and output alternating current voltage of 0-220V through an adjusting knob; the outlet end of the adjustable alternating current power switch 2 is connected with a power input terminal of the adjustable alternating current power supply 6 to supply power to the adjustable alternating current power supply 6;
The adjustable direct current power supply 7 can control and output direct current voltage of 0-220V through an adjusting knob; the outlet end of the adjustable DC power switch 3 is connected with a power input terminal of the adjustable DC power supply 7 to supply power to the adjustable DC power supply 7;
The display assembly 11 has the functions of switching value signal acquisition and RS485 communication, the display content can be customized, the working voltage is direct current 24V, and the power input terminal of the display assembly 11 is connected with the output terminal of the direct current 24V power supply 5;
The alternating-current voltage measuring assembly 8 selects a measuring module with an RS485 communication function, the measuring range is 0-300V, and the working voltage is direct-current 24V; the power terminal of the alternating current voltage measuring assembly 8 is connected with the output terminal of the direct current 24V power supply 5, the input terminal is connected with the output terminal of the adjustable alternating current power supply 6, and the RS485 terminal is connected with the RS485 terminal of the display assembly 11;
the direct-current voltage measuring assembly 9 selects a measuring module with an RS485 communication function, the measuring range is 0-300V, and the working voltage is direct-current 24V; the power terminal of the direct-current voltage measuring assembly 9 is connected with the output terminal of the direct-current 24V power supply 5, the input terminal is connected with the output terminal of the adjustable direct-current power supply 7, and the RS485 terminal is connected with the RS485 terminal of the display assembly 11;
The resistance measurement assembly 10 selects a measurement module with an RS485 communication function, and the working voltage is 24V direct current; the power supply terminal of the resistance measurement assembly 10 is connected with the output terminal of the direct current 24V power supply 5, 8 groups of input terminals are connected with 4 pairs of normally open contacts and 4 pairs of normally closed contacts of the relay 14, in addition, 1 group of output terminals are connected with the coil terminal of the relay 14 through the coil resistance measurement switch 4, and the RS485 terminal is connected with the RS485 terminal of the display assembly 11;
The relay 14 is a measured relay 14, and can be a relay 14 with 2 pairs of normally open contacts and normally closed contacts or a relay 14 with 4 pairs of normally open contacts and normally closed contacts in the device, so that the measured relay 14 can be conveniently installed; the coil terminal of the relay 14 is connected with the output terminal of the adjustable alternating current power supply 6 and is also connected with the output terminal of the adjustable direct current power supply 7;
The power input terminal of the photosensor 12 is connected with the output terminal of the direct current 24V power supply 5, and the switching value output signal terminal of the photosensor 12 is connected with the switching value input terminal of the display component 11;
the power input terminal of the temperature and humidity sensor 13 is connected with the output terminal of the direct-current 24V power supply 5, and the RS485 terminal of the temperature and humidity sensor 13 is connected with the RS485 terminal of the display assembly 11.
The working principle of the utility model is as follows:
1. Before the device is started, an external 220V alternating current power supply is connected with a device power switch 1 through a pluggable three-position plug, and a relay 14 to be detected is inserted into the relay 14.
2. After the device is started and the device power switch 1 is closed, the body indicator lamp of the device power switch 1 is lightened, the direct current 24V power supply 5 starts to work and outputs 24V direct current power supply, the display assembly 11, the alternating current voltage measuring assembly 8, the direct current voltage measuring assembly 9, the resistance measuring assembly 10, the photosensitive sensor 12 and the temperature and humidity sensor 13 start to work, communication connection is established after the self-checking of all devices is finished, and the display assembly 11 displays the temperature and humidity of a test environment, the alternating current voltage and the direct current voltage at two ends of a coil of the relay 14 to be detected, the coil resistance of the relay 14 to be detected and the contact resistance of all the devices in real time. At this time, the adjustable ac power switch 2 is not closed, the adjustable dc power switch 3 is not closed, the adjustable dc power 7 and the adjustable ac power 6 are not operated, and the ac voltage and the dc voltage at both ends of the coil of the relay 14 to be detected are 0; the coil resistance measuring switch 4 is not closed, and the resistance at both ends of the coil of the relay 14 to be detected is infinite.
3. Closing a coil resistance measuring switch 4, connecting the coil of the detected relay 14 to a corresponding measuring channel of the resistance measuring module, and displaying the actual resistance of the coil of the detected relay 14 by a display assembly 11; after the measurement is completed, the function is opened 1.
4. The adjustable AC power switch 2 is closed, the body indicator lamp of the adjustable AC power switch 2 is lightened, the manual adjustment adjusting knob can control the direct current voltage at two ends of the coil of the relay 14 to be detected, and the direct current voltage measuring assembly 9 measures the voltage in real time and displays the voltage in real time in the real assembly through RS485 communication; after the measurement of the action voltage and the reset voltage is completed, the adjustable alternating current power switch 2 is turned off.
5. The adjustable direct current power switch 3 is closed, the body indicator lamp of the adjustable direct current power switch 3 is lightened, the manual adjustment adjusting knob can control the alternating current voltage at two ends of the coil of the detected relay 14, and the alternating current voltage measuring assembly 8 measures the voltage in real time and displays the voltage in real time in the real assembly through RS485 communication. After the measurement of the action voltage and the reset voltage is completed, the adjustable direct current power switch 3 is disconnected.
6. The coil resistance measuring switch 4, the adjustable alternating current power switch 2 and the adjustable direct current power switch 3 can not have 2 switches to be switched on, and can only have one switch to be switched on at any moment; the display assembly 11 can be used for recording and simultaneously displaying the ambient temperature and humidity, the action voltage and the reset voltage of the relay 14, the coil resistance, the contact resistance and the state of the indicator lamp.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further. Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (6)
1. The 0-220V AC/DC relay calibration device is characterized by comprising a device power switch, an adjustable AC power switch, an adjustable DC power switch, a coil resistance measurement switch, a DC 24V power supply, an adjustable AC power supply, an adjustable DC power supply, a display component, a photosensitive sensor, a temperature and humidity sensor, an AC voltage measurement component, a DC voltage measurement component, a resistance measurement component and a relay;
The power switch is connected with an external 220V alternating current power supply device through a pluggable three-position plug, the wire outlet end of the device power switch is connected with the wire inlet ends of the adjustable alternating current power switch and the adjustable direct current power switch, and the wire outlet end of the device power switch is connected with a power input terminal of a direct current 24V power supply;
the adjustable alternating current power supply outputs 0-220V alternating current voltage through the control of the adjusting knob, and the outlet end of the adjustable alternating current power supply switch is connected with the power input terminal of the adjustable alternating current power supply;
The adjustable direct current power supply outputs 0-220V direct current voltage through the control of the adjusting knob, and the outlet end of the adjustable direct current power supply switch is connected with the power input terminal of the adjustable direct current power supply;
The working voltage of the display component is DC 24V, the power input terminal of the display component is connected with the DC 24V power output terminal, and the display component is provided with an RS485 communication interface and a switching value input terminal;
The power terminal of the alternating current voltage measuring assembly is connected with the direct current 24V power output terminal, and the input terminal of the alternating current voltage measuring assembly is connected with the adjustable alternating current power output terminal;
The power terminal of the direct current voltage measurement assembly is connected with the direct current 24V power output terminal, and the input terminal of the direct current voltage measurement assembly is connected with the adjustable direct current power output terminal;
The power supply terminal of the resistance measurement assembly is connected with the DC 24V power supply output terminal, 8 groups of input terminals of the resistance measurement assembly are connected with 4 pairs of normally open contacts and 4 pairs of normally closed contacts of the relay, and the other 1 groups of output terminals of the resistance measurement assembly are connected with the coil terminals of the relay through the coil resistance measurement switch;
The alternating-current voltage measuring assembly, the direct-current voltage measuring assembly and the resistance measuring assembly are provided with an RS485 communication interface and are in communication connection with the RS485 communication interface of the display assembly;
The relay comprises 4 pairs of normally open contacts and 4 pairs of normally closed contacts, and a coil terminal of the relay is connected with an adjustable alternating current power supply output terminal and an adjustable direct current power supply output terminal;
The power input terminal of the photosensitive sensor is connected with the direct-current 24V power output terminal, and the switching value output signal terminal of the photosensitive sensor is connected with the switching value input terminal of the display component;
The power input terminal of the temperature and humidity sensor is connected with the direct-current 24V power output terminal, and the RS485 communication interface of the temperature and humidity sensor is connected with the RS485 communication interface of the display assembly.
2. The 0-220V ac/dc relay verification device according to claim 1, wherein the device power switch is a three-in-one power socket boat-type switch, the adjustable ac power switch is a two-in-one boat-type switch, the adjustable dc power switch is a two-in-one boat-type switch, and the dc 24V power supply is a small power module.
3. The 0-220V ac/dc relay calibration apparatus according to claim 1, wherein the displayed assembly has functions of switching value signal acquisition and RS485 communication.
4. The 0-220V ac/dc relay calibration apparatus according to claim 1, wherein the ac voltage measurement assembly has an RS485 communication function, the measurement range is 0-300V, and the operating voltage is 24V.
5. The 0-220V AC/DC relay calibration apparatus according to claim 1, wherein the DC voltage measurement component is a measurement module with RS485 communication function, the measurement range is 0-300V, and the working voltage is 24V.
6. The 0-220V alternating current-direct current relay verification device according to claim 1, wherein the resistance measurement assembly is a measurement module with an RS485 communication function, and the working voltage is 24V direct current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322403673.9U CN220872617U (en) | 2023-09-05 | 2023-09-05 | 0-220V AC/DC relay calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322403673.9U CN220872617U (en) | 2023-09-05 | 2023-09-05 | 0-220V AC/DC relay calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220872617U true CN220872617U (en) | 2024-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322403673.9U Active CN220872617U (en) | 2023-09-05 | 2023-09-05 | 0-220V AC/DC relay calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220872617U (en) |
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2023
- 2023-09-05 CN CN202322403673.9U patent/CN220872617U/en active Active
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