CN204203426U - MRR relay rapid verification platform - Google Patents
MRR relay rapid verification platform Download PDFInfo
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- CN204203426U CN204203426U CN201420566070.9U CN201420566070U CN204203426U CN 204203426 U CN204203426 U CN 204203426U CN 201420566070 U CN201420566070 U CN 201420566070U CN 204203426 U CN204203426 U CN 204203426U
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- relay
- mrr
- contactor
- switch knob
- relay base
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Abstract
The utility model discloses a kind of MRR relay rapid verification platform, it comprises installing plate, fixing contactor on a mounting board, stop button, switch knob, pilot lamp, relay base and banana bin, described contactor, stop button, switch knob, pilot lamp, relay base and rubber socket connect into secondary control loop, the connectivity port for connecting MRR relay is provided with in secondary control loop, when testing MRR relay to be placed on relay base and to be connected to secondary control loop by connectivity port and to form complete test loop.The utility model, when to MRR relay checking, eliminates the complicated procedures of forming such as existing mounting electrical element, simplifies operation, can increase substantially work efficiency; Meanwhile, because MRR relay can charged plug, relay can be verified when motor controlling cabinet does not have a power failure, realize safer off-line test, effectively reduce execute-in-place risk and labour intensity.
Description
Technical field
The utility model relates to a kind of MRR relay rapid verification platform.
Background technology
MRR relay is mainly arranged in important Motor Control loop, when motor is because of line voltage fault stop jumping, it resets automatically motor, ensure the continuous operation of process units, because MRR relay is a kind of effective anti-shake electrical relay, be therefore widely used in the manufacturing enterprises such as chemical industry.
At present, the method verifying MRR relay has following two kinds:
The first is on-line testing, and the method is that the secondary control loop of the motor controlling cabinet utilizing MRR relay to install verifies, and the shortcoming of this method is: (1) need motor to have a power failure and implement, can affect normal production; (2) when practical operation, although wiring is less, but because motor control loop is varied, therefore testing crew is needed to be familiar with a large amount of drawings,, in addition, also there is the risk of actuating motor by mistake in ability exact connect ion p-wire, so on-line testing method requires higher to debugging Personnel Skill Levels.
The second is off-line verification, the method is that the electrical equipments such as switch, contactor, button, stube cable are assembled into test loop according to secondary control loop connection principle temporarily, test loop is utilized to test, but, the defect of the method is: patch is more, and each verification all needs rewiring, checking procedure is very loaded down with trivial details, causes work efficiency very low.
Utility model content
The purpose of this utility model is to provide a kind of can simplify checking procedure, handled easily, the MRR relay rapid verification platform that can increase substantially work efficiency, effectively reduce execute-in-place risk and labour intensity.
Above-mentioned purpose of the present utility model is realized by following technical measures: a kind of MRR relay rapid verification platform, it is characterized in that: it comprises installing plate, fixing contactor on a mounting board, stop button, switch knob, pilot lamp, relay base and banana bin, described contactor, stop button, switch knob, pilot lamp, relay base and banana bin connect into secondary control loop, the connectivity port for connecting MRR relay is provided with in secondary control loop, when testing MRR relay to be placed on relay base and to be connected to secondary control loop by connectivity port and to form complete test loop.
The utility model is when to MRR relay checking, MRR relay is only needed to pull up from switch cubicle, insert again and the relay base in the secondary control loop of installing plate forms test loop just can test, eliminate the complicated procedures of forming such as existing mounting electrical element, simplify operation, can work efficiency be increased substantially; Meanwhile, because MRR relay can charged plug, therefore can verify relay when motor controlling cabinet does not have a power failure, realize safer off-line test, effectively reduce execute-in-place risk and labour intensity.
Improve as one of the present utility model, the described connectivity port for connecting MRR relay adopts jack form.This checking procedure only needs " pulling out " and " inserting " two actions of repetition MRR relay, further increases work efficiency.
As a kind of embodiment of the present utility model, described secondary control loop is primarily of three parallel branches and an auxiliary branch composition, wherein branch road one is composed in series by contactor, stop button and switch knob, contactor wherein a pair auxiliary contact is connected in parallel on the two ends of switch knob, on the phase line that these branch road two ends are connected to power supply and zero line; Branch road two is made up of relay base, and on the phase line that the wherein pair of terminal of relay base is connected to power supply and zero line, another pair of terminal is connected in parallel on the switch knob of branch road one; Branch road three is composed in series by pilot lamp and another contactor auxiliary contact, on the phase line that these branch road two ends are connected to power supply and zero line; Auxiliary branch by contactor wherein a pair auxiliary contact form.
Improve as one of the present utility model, described contactor, stop button, switch knob, pilot lamp, relay base and banana bin are detachably arranged on the upper surface of block installing plate, the connection wire of each components and parts is arranged on the lower surface of installing plate, and does sealed insulation process.
As further improvement of the utility model, described contactor, relay base are by guide rails assembling on a mounting board, described guide rail is fixed on base, described contactor, between relay base and guide rail for Detachable connection structure realize contactor, relay base Fast Installation change.Can according to the needs at scene, Fast Installation changes the relay base of contactor and other type.
Compared with prior art, the utility model has following significant effect:
(1) simplify field wiring and operation steps: use rapid verification platform to MRR relay checking, only need to connect power lead and signal wire totally 4, relatively original wiring greatly reduces, MRR relay is only needed to pull up from switch cubicle during verification, be inserted into again on installing plate of the present utility model and just can test, whole process only needs repetition " to pull out " " inserting " two actions, avoids the complicated procedures of forming such as original installation elements.Simultaneously because this relay can charged plug, therefore can verify relay when motor controlling cabinet does not have a power failure, realize safer off-line debugging.
(2) effectively reduce execute-in-place risk and labour intensity: avoid in operating risks such as motor controlling cabinet wiring, also reduce the technical requirement to testing crew, therefore can effectively reduce execute-in-place risk and labour intensity.
(3) greatly improve work efficiency: use rapid verification platform, a large amount of preliminary work time and wiring debug time can be saved, it also avoid the duplication of labour unnecessary in a large number, be proven, checking time reduced to 9.5 minutes by existing 24 minutes, and work efficiency improves 60%.
(4) design concept of the present utility model is simple, and practical function, volume in kind is little, is convenient for carrying.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model secondary control loop elementary diagram;
Fig. 2 is vertical view of the present utility model.
Embodiment
As shown in Figure 2, be a kind of MRR relay of the utility model rapid verification platform, it comprises installing plate 1, the contactor 2 be fixed on installing plate 1, stop button 3, switch knob 4, pilot lamp 5, relay base 6, banana bin 7, guide rail 8.Guide rail 8 is screwed and is arranged on the block installing plate 1 of cuboid, contactor 2 and relay base 6 are fixed on installing plate 1 by guide rail, stop button 3, switch knob 4, pilot lamp 5, relay base 6, banana bin 7 by being fixedly mounted on installing plate 1 in installing plate 1 punching, contactor, between relay base and guide rail for Detachable connection structure realizes the Fast Installation replacing of contactor, relay base.Therefore, can according to the needs at scene, Fast Installation changes the relay base of contactor and other type.Connect into secondary control loop according to Fig. 1 wire between each components and parts, the wire of connection connects up and seals and insulation processing bottom installing plate 1.In the present embodiment, 4 banana bins are installed, for connecting external testing power supply and timer fast.
As shown in Figure 1, secondary control loop is primarily of three parallel branches and an auxiliary branch composition, wherein branch road one is composed in series by contactor, stop button and switch knob, contactor wherein a pair auxiliary contact KM-1 is connected in parallel on the two ends of switch knob, on the phase line that these branch road two ends are connected to power supply and zero line; Branch road two is made up of relay base, and on the phase line that 2,8 connecting terminals of base receive power supply and zero line, 5,6 terminals are connected in parallel on the switch knob of branch road one; Branch road three is composed in series by pilot lamp and another contactor auxiliary contact KM-2, on the phase line that these branch road two ends are connected to power supply and zero line; Auxiliary branch by contactor wherein a pair auxiliary contact KM-3 form.In secondary control loop, the phase line of power supply and zero line are connected respectively on banana plug L, N terminal in Fig. 2, and in auxiliary branch, contactor auxiliary contact is connected on banana plug K1, K2 terminal in Fig. 2.
As shown in Figure 1, principle of work of the present utility model is as follows: external testing power supply is connected to power input terminal L, N.At branch road one, press switch knob SB1, power supply L phase forms loop through stop button SB2 (normally closed), switch knob SB1, contactor KM coil with power supply N phase, KM contactor obtains electric combined floodgate, and its auxiliary contact KM-1 is closed forms self-holding circuit with closing circuit, and KM contactor remains on "on" position, at branch road two, KM-2 closes, and LD obtains electric, and combined floodgate lamp is bright.At branch road one, press stop button SB2, normally closed point is opened, and closing circuit disconnects, KM contactor dead electricity separating brake, and disconnect at branch road two, KM-2, LD dead electricity, combined floodgate lamp goes out.Deciliter state of KM contactor by 5,6 terminals of MRR base by Signal transmissions to MRR relay internal logic circuit, external power source situation by 2,8 terminals of MRR base by Signal transmissions to MRR relay metering circuit.Under contactor KM combined floodgate condition, if rolling appears in external power source, electricity causes contactor KM separating brake, and recover normal in " the dead electricity time of permission " (MRR relay parameter), then MRR relay " time is restarted in time delay " (MRR relay parameter) through arranging, MRR internal relay sends recurrence order, automatically to be closed contactor KM by 5,6 terminals of MRR base.By at K1, K2 external interface connection timer, utilize the auxiliary contact KM-3 of KM contactor to measure contactor KM and restart the time.
Use step of the present utility model: 1. preliminary work: use power lead two testing power supply L, N to be connected to L, N terminal of checking table, the trigger pip of external timer is connected to KM state output terminal K1, K2 of checking table, testing power supply is adjusted to normal condition; 2. pull up MRR relay from switch cubicle, be inserted into the MRR base on checking table, check MRR relay parameter; 3. press checking table start button SB1 and opening button SB2, whether test MRR divide-shut brake function is normal; 4. in KM "on" position, adjustment testing power supply voltage analog power supply rolling electricity condition, test MRR restarts parameter and whether function is normal.
Above-mentioned test process eliminates the complicated procedures of forming such as existing mounting electrical element, and simplify operation, can increase substantially work efficiency, checking time reduced to 9.5 minutes by existing 24 minutes, makes work efficiency improve 60%.; Meanwhile, because MRR relay can charged plug, therefore can verify relay when motor controlling cabinet does not have a power failure, realize safer off-line test, effectively reduce execute-in-place risk and labour intensity.
Embodiment of the present utility model is not limited thereto; according to foregoing of the present utility model; according to ordinary technical knowledge and the customary means of this area; do not departing under the utility model above-mentioned basic fundamental thought prerequisite; the utility model can also make the amendment of other various ways, replacement or change, all drops within the utility model rights protection scope.
Claims (5)
1. a MRR relay rapid verification platform, it is characterized in that: it comprises installing plate, fixing contactor, stop button, switch knob, pilot lamp, relay base and banana bin on a mounting board, described contactor, stop button, switch knob, pilot lamp, relay base and banana bin connect into secondary control loop, the connectivity port for connecting MRR relay is provided with, to be placed in by MRR relay when testing on relay base and to be connected to secondary control loop by connectivity port and to form complete test loop in secondary control loop.
2. MRR relay rapid verification platform according to claim 1, is characterized in that: the described connectivity port for connecting MRR relay adopts jack form.
3. MRR relay rapid verification platform according to claim 1 and 2, it is characterized in that: described secondary control loop is primarily of three parallel branches and an auxiliary branch composition, wherein branch road one is composed in series by contactor, stop button and switch knob, contactor wherein a pair auxiliary contact is connected in parallel on the two ends of switch knob, on the phase line that these branch road two ends are connected to power supply and zero line; Branch road two is made up of relay base, and on the phase line that the wherein pair of terminal of relay base is connected to power supply and zero line, another pair of terminal is connected in parallel on the switch knob of branch road one; Branch road three is composed in series by pilot lamp and another contactor auxiliary contact, on the phase line that these branch road two ends are connected to power supply and zero line; Auxiliary branch by contactor wherein a pair auxiliary contact form.
4. MRR relay rapid verification platform according to claim 3, it is characterized in that: described contactor, stop button, switch knob, pilot lamp, relay base and banana bin are detachably arranged on the upper surface of block installing plate, the connection wire of each components and parts is arranged on the lower surface of installing plate, and does sealed insulation process.
5. MRR relay rapid verification platform according to claim 4, it is characterized in that: described contactor, relay base are by guide rails assembling on a mounting board, described guide rail is fixed on base, described contactor, between relay base and guide rail for Detachable connection structure realize contactor, relay base Fast Installation change.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566070.9U CN204203426U (en) | 2014-09-28 | 2014-09-28 | MRR relay rapid verification platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566070.9U CN204203426U (en) | 2014-09-28 | 2014-09-28 | MRR relay rapid verification platform |
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| Publication Number | Publication Date |
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| CN204203426U true CN204203426U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420566070.9U Active CN204203426U (en) | 2014-09-28 | 2014-09-28 | MRR relay rapid verification platform |
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| CN (1) | CN204203426U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459267A (en) * | 2017-02-21 | 2018-08-28 | 中核核电运行管理有限公司 | A kind of intelligence relay protection test platform |
| CN109901413A (en) * | 2019-01-10 | 2019-06-18 | 国网诺博特江苏自动化设备有限公司 | A kind of framework that reentrying virtual relay and implementation method |
| CN109932600A (en) * | 2019-03-28 | 2019-06-25 | 江苏核电有限公司 | A kind of switch cabinet drawer off-line testing device and its test method |
-
2014
- 2014-09-28 CN CN201420566070.9U patent/CN204203426U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459267A (en) * | 2017-02-21 | 2018-08-28 | 中核核电运行管理有限公司 | A kind of intelligence relay protection test platform |
| CN109901413A (en) * | 2019-01-10 | 2019-06-18 | 国网诺博特江苏自动化设备有限公司 | A kind of framework that reentrying virtual relay and implementation method |
| CN109901413B (en) * | 2019-01-10 | 2022-05-24 | 国网诺博特江苏自动化设备有限公司 | Framework capable of re-entering virtual relay and implementation method |
| CN109932600A (en) * | 2019-03-28 | 2019-06-25 | 江苏核电有限公司 | A kind of switch cabinet drawer off-line testing device and its test method |
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