CN213240433U - Auxiliary device for checking high-efficiency relay - Google Patents
Auxiliary device for checking high-efficiency relay Download PDFInfo
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- CN213240433U CN213240433U CN202022480400.0U CN202022480400U CN213240433U CN 213240433 U CN213240433 U CN 213240433U CN 202022480400 U CN202022480400 U CN 202022480400U CN 213240433 U CN213240433 U CN 213240433U
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- 238000007689 inspection Methods 0.000 claims abstract description 13
- 238000012795 verification Methods 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000002372 labelling Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary device for high-efficiency relay calibration, which comprises a shell and a power supply bin arranged on one side of the shell; a plurality of relay sockets are uniformly arranged at the lower part of the shell; a plurality of groups of LED lamp sets corresponding to the relay sockets are uniformly arranged on the upper part of the shell, and each group of LED lamp sets comprises an upper row of blue LED lamp sets and a lower row of red LED lamp sets; each relay socket is provided with four groups of relay pin sockets from top to bottom; a relay tester pressurizing jack is arranged below each relay socket; a switch button is arranged at the power supply bin, and a power supply is arranged in the power supply bin; each group of LED lamp groups, the corresponding relay sockets and the corresponding relay tester pressurizing jacks form a single testing unit; the power supply, the switch button and the single inspection unit form a series circuit; each of the verification units forms a parallel circuit. The utility model has the advantages of relatively less checking workload and relatively higher working efficiency.
Description
Technical Field
The utility model relates to a power station operation equipment, especially an auxiliary device is used in high-efficient formula relay check-up.
Background
In the process of equipment maintenance, the hydropower station is usually used for verifying the relay. When an important disk cabinet is maintained, the given power failure maintenance time is short, a single disk cabinet or a system has more relays, however, the conventional relay calibrator is only suitable for calibrating a single relay, and the verification amount is large; moreover, each relay needs to carry out the check of direct resistance, on-off, action voltage and return voltage, and the checking process is multiple and complicated; and the on-off gear is required to be replaced to measure the on-off of each contact after the direct resistance is measured every time, the gear is required to be replaced frequently, and the operation is complex and errors are easy to occur.
Generally speaking, the conventional relay tester has the disadvantages of large workload, long working time and low working efficiency when the hydropower station relay is tested, so that the equipment maintenance efficiency is reduced.
Therefore, the existing hydropower station relay tester has the problems of large testing workload and low working efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient formula relay auxiliary device for check-up is provided. The method has the advantages of relatively small checking workload and relatively higher working efficiency.
The technical scheme of the utility model: an auxiliary device for high-efficiency relay calibration comprises a shell and a power supply bin arranged on one side of the shell; a plurality of relay sockets are uniformly arranged at the lower part of the shell; a plurality of groups of LED lamp sets corresponding to the relay sockets are uniformly arranged on the upper part of the shell, and each group of LED lamp sets comprises an upper row of blue LED lamp sets and a lower row of red LED lamp sets; each relay socket is provided with four groups of relay pin sockets from top to bottom; a relay tester pressurizing jack is arranged below each relay socket; a switch button is arranged at the power supply bin, and a power supply is arranged in the power supply bin; each group of LED lamp groups, the corresponding relay sockets and the corresponding relay tester pressurizing jacks form a single testing unit; the power supply, the switch button and the single inspection unit form a series circuit; each of the verification units forms a parallel circuit.
In the auxiliary device for checking the high-efficiency relay, four groups of relay pin sockets are a normally closed point, a normally open point, a common end and an inspection instrument end from top to bottom in sequence; and metal elastic sheets are arranged at the normally closed point, the normally open point and the tester end.
In the auxiliary device for checking the high-efficiency relay, the power supply, the switch button, the blue LED lamp group, the normally-closed point and the common terminal are connected in series to form a normally-closed circuit; after the relay is inserted, the corresponding blue LED lamp group can be turned on, so that the contact condition of the normally closed contact of the relay can be judged, and the unlighted relay is unqualified.
In the auxiliary device for checking the high-efficiency relay, the power supply, the switch button, the red LED lamp group, the normally-on point, the common terminal and the tester terminal are connected in series to form a pressurizing circuit; when the relay tester pressurizes and reaches the action value of the relay, the blue LED lamp group is turned off, and the red LED lamp group is turned on, so that the contact condition of the open contact of the relay can be judged, and the unlighted relay is unqualified.
In the auxiliary device for checking the high-efficiency relay, a variable resistor connected in series with the power supply is arranged in the power supply bin.
In the auxiliary device for checking the high-efficiency relay, the resistance of the LED lamp group is 100 ohms; the power supply of the power supply is 3V.
Compared with the prior art, the utility model discloses be equipped with the multiunit and constitute the inspection unit by LED banks, corresponding relay socket and corresponding relay inspection appearance pressurization jack, power and inspection unit form series circuit, only need to insert a plurality of relays simultaneously in different relay sockets, and carry out the pressurization detection to the relay through relay inspection appearance pressurization jack with the relay inspection appearance, can detect a plurality of relays simultaneously, need not to carry out single detection by the manual work in proper order, its single check volume improves by a wide margin, whole inspection work volume reduces by a wide margin; the utility model discloses only need single batch detection that just can accomplish the relay, its work efficiency promotes by a wide margin; theoretically detect 20 relays according to original detection mode and need 25 minutes, use the utility model discloses it only needs 5 minutes to detect, and its check-up time reduces by a wide margin.
Therefore, the utility model has the advantages of inspection work load is less relatively, work efficiency is higher relatively.
Furthermore, each LED lamp corresponds to the corresponding relay interface, so that corresponding relay contacts can directly judge the condition of each contact visually through the brightness of the LED lamp and whether the LED lamp is lighted, the on-off state, the action voltage and the voltage value of the relay can be obtained, and repeated detection on each contact is avoided.
The utility model discloses simple structure, its portability is very high, and easy and simple to handle, can not cause new trouble again when bringing very big convenience for the relay detection, for example inconvenient carrying, operate inconvenient etc..
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of the back side wiring of the present invention;
fig. 3 is a circuit diagram of the normally closed circuit of the present invention;
fig. 4 is a circuit diagram of the pressurizing circuit of the present invention.
The labels in the figures are: 1-shell, 21-blue LED lamp group, 22-red LED lamp group, 3-relay socket, 31-relay pin socket, 311-normally closed point, 312-normally open point, 313-public end, 4-relay tester pressurizing socket, 5-power supply bin, 51-power supply, 52-switch button and 6-variable resistor.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. An auxiliary device for high-efficiency relay calibration is composed of a shell 1 and a power supply bin 5 arranged on one side of the shell 1, as shown in figures 1-4; the lower part of the shell 1 is uniformly provided with 20 relay sockets 3; 20 groups of LED lamp groups corresponding to the relay sockets 3 are uniformly arranged on the upper part of the shell 1, and each group of LED lamp groups comprises an upper row of blue LED lamp groups 21 and a lower row of red LED lamp groups 22; each relay socket 3 is provided with four groups of relay pin sockets 31 from top to bottom; a relay tester pressurizing jack 4 is arranged below each relay socket 3; a switch button 52 is arranged at the power supply bin 5, and a power supply 51 is arranged in the power supply bin 5; each group of LED lamp groups, the corresponding relay sockets 3 and the corresponding relay tester pressurizing jacks 4 form a single testing unit; the power supply 51, the switch button 52 and the single inspection unit form a series circuit; each of the verification units forms a parallel circuit.
The four groups of relay pin sockets 31 are a normally closed point 311, a normally open point 312, a common end 313 and an inspection instrument end from top to bottom in sequence; and metal elastic sheets are arranged at the normally closed point 311, the normally open point 312 and the tester end.
The power supply 51, the switch button 52, the blue LED lamp group 21, the normally closed point 311 and the common end 313 are connected in series to form a normally closed circuit.
The power supply 51, the switch button 52, the red LED lamp group 22, the normally open point 312, the common end 313 and the tester end are connected in series to form a pressurizing circuit.
The power supply bin 5 is internally provided with a variable resistor 6 connected with a power supply 51 in series.
The resistance of the LED lamps of the LED lamp group is 100 ohms; the power supply of the power supply is 3V.
The utility model discloses a theory of operation: the power supply 51 is arranged in the power supply bin 5, the relays are sequentially arranged in the corresponding relay sockets 3, and the relay tester is arranged in the relay tester pressurizing jack 4.
When the switch button 52 is turned on, the power supply 51, the blue LED lamp group 21, the normally closed point 311 and the common end 313 are connected into a passage, and the bulb of the blue LED lamp group 21 is lighted. If the light is not bright or the brightness is too dark, the corresponding relay contact is abnormal, and after marking, emphasis detection is performed.
The relay tester continuously boosts the voltage, and when the blue LED lamp group 21 is turned off and the red LED lamp group 22 is turned on, the voltage value is the relay action voltage. If the red LED lamp group 22 is not bright or is obviously dark, it indicates that the corresponding relay contact is abnormal, and after labeling, emphasis detection is to be performed.
When the relay tester performs voltage reduction, the red LED lamp group 22 is turned off, the blue LED lamp group 21 is turned on, and the voltage value is the return voltage of the relay.
Adjust through using variable resistance 6 the utility model discloses the resistance value of circuit for the light and shade of LED banks changes differentiates.
Claims (5)
1. The utility model provides an auxiliary device is used in check-up of high-efficient formula relay which characterized in that: comprises a shell (1) and a power supply bin (5) arranged on one side of the shell (1); a plurality of relay sockets (3) are uniformly arranged at the lower part of the shell (1); a plurality of groups of LED lamp groups corresponding to the relay sockets (3) are uniformly arranged on the upper part of the shell (1), and each group of LED lamp groups comprises an upper row of blue LED lamp groups (21) and a lower row of red LED lamp groups (22); four groups of relay pin sockets (31) are arranged on each relay socket (3) from top to bottom; a relay tester pressurizing jack (4) is arranged below each relay socket (3); a switch button (52) is arranged at the power supply bin (5), and a power supply (51) is arranged in the power supply bin (5); each group of LED lamp groups, the corresponding relay sockets (3) and the corresponding relay tester pressurizing jacks (4) form a single testing unit; the power supply (51), the switch button (52) and the single checking unit form a series circuit; each of the verification units forms a parallel circuit.
2. The auxiliary device for high-efficiency relay verification according to claim 1, wherein: the four groups of relay pin sockets (31) are sequentially a normally closed point (311), a normally open point (312), a common end (313) and an inspection instrument end from top to bottom; and metal elastic sheets are arranged at the normally closed point (311), the normally open point (312) and the tester end.
3. The auxiliary device for high-efficiency relay verification according to claim 2, wherein: the power supply (51), the switch button (52), the blue LED lamp group (21), the normally closed point (311) and the common end (313) are connected in series to form a normally closed circuit.
4. The auxiliary device for high-efficiency relay verification according to claim 2, wherein: the power supply (51), the switch button (52), the red LED lamp group (22), the normally open point (312), the public end (313) and the tester end are connected in series to form a pressurizing circuit.
5. An auxiliary device for high-efficiency relay verification according to any one of claims 1 to 4, wherein: the power supply bin (5) is internally provided with a variable resistor (6) which is connected with a power supply (51) in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480400.0U CN213240433U (en) | 2020-10-30 | 2020-10-30 | Auxiliary device for checking high-efficiency relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480400.0U CN213240433U (en) | 2020-10-30 | 2020-10-30 | Auxiliary device for checking high-efficiency relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213240433U true CN213240433U (en) | 2021-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022480400.0U Active CN213240433U (en) | 2020-10-30 | 2020-10-30 | Auxiliary device for checking high-efficiency relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213240433U (en) |
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2020
- 2020-10-30 CN CN202022480400.0U patent/CN213240433U/en active Active
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