CN218213078U - A quick detection device for nuclear power plant overhauls power socket case - Google Patents
A quick detection device for nuclear power plant overhauls power socket case Download PDFInfo
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- CN218213078U CN218213078U CN202221516128.XU CN202221516128U CN218213078U CN 218213078 U CN218213078 U CN 218213078U CN 202221516128 U CN202221516128 U CN 202221516128U CN 218213078 U CN218213078 U CN 218213078U
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Abstract
The utility model belongs to the technical field of nuclear power plant overhauls supply socket case and detects, concretely relates to quick detection device for nuclear power plant overhauls supply socket case, include: the detection device comprises a detection plug, a connecting cable and a detection box, wherein the detection end of the detection plug needs to be matched with an aviation socket to be detected, and the output end of the detection plug is connected with the detection box through the connecting cable. The detection box is characterized in that an A-phase power supply display module, a B-phase power supply display module, a C-phase power supply display module and a phase sequence detection module are respectively arranged in the detection box. And a detection result signal lamp is arranged on the outer surface of the detection box. The utility model discloses can be fast, direct, safe, reliable completion overhaul supply socket case usability inspection.
Description
Technical Field
The utility model belongs to the technical field of nuclear power plant overhauls supply socket case and detects, concretely relates to quick detection device for nuclear power plant overhauls supply socket case.
Background
The overhaul power supply socket box provides necessary power supply for overhaul work of the nuclear power plant during overhaul, and a lot of work related to a main line during overhaul can be carried out only by the overhaul power supply, so that the overhaul progress and efficiency of the nuclear power plant are directly influenced by the availability of the overhaul power supply socket box. To ensure the availability of the overhaul power supply socket box during the overhaul of the nuclear power plant, the nuclear power plant needs to verify the availability of all overhaul power supply boxes of the overhaul unit before each overhaul. Because the output end of the maintenance power box is an aviation socket, the jack of the aviation socket is too deep, the multimeter pen can not contact the effective metal part, and direct measurement can not be carried out; therefore, at present, when the usability of each maintenance power box is checked, the box door of the maintenance power box needs to be opened, the metal protection plate in the maintenance power box needs to be disassembled through a wrench, and the voltage is measured at the upstream of the aviation socket so as to determine whether the aviation socket is powered on and available. The detection method used at present is large in workload, low in efficiency, and capable of preventing operators from electric shock, and whether the contact pin in the aviation socket is really electrified or not cannot be verified.
Therefore, it is necessary to design a detection device capable of quickly, directly, safely and reliably completing the inspection of the availability of the power supply socket box.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is great to work load in the current maintenance supply socket case method, and efficiency is lower, and has operating personnel risk of electrocuting, still fails to verify simultaneously whether the inside contact pin of aviation socket really gets available technical problem of electricity, provides a quick detection device for nuclear power plant overhauls supply socket case for solve above-mentioned prior art problem.
The technical scheme of the utility model:
a quick detection device for nuclear power plant overhauls power supply socket case includes: the detection device comprises a detection plug, a connecting cable and a detection box, wherein the detection end of the detection plug needs to be matched with an aviation socket to be detected, and the output end of the detection plug is connected with the detection box through the connecting cable.
The detection box is characterized in that an A-phase power supply display module, a B-phase power supply display module, a C-phase power supply display module and a phase sequence detection module are respectively arranged in the detection box.
And a detection result signal lamp is arranged on the outer surface of the detection box.
The detection end of the detection plug is connected to an aviation socket of an overhaul power box to be checked, under the condition that the aviation socket of the overhaul power box is normally available, the 380V alternating current power supply is sent to the connecting cable through the detection plug, and the 380V alternating current power supply is sent to the detection box through the connecting cable.
And the A-phase power supply display module, the B-phase power supply display module, the C-phase power supply display module and the phase sequence detection module in the detection box respectively detect an alternating current 380V power supply introduced into the connecting cable.
An A-phase power supply display module in the detection box displays an A-phase voltage value of an introduced alternating current 380V power supply;
a B-phase power supply display module in the detection box displays the B-phase voltage value of the introduced alternating current 380V power supply;
and a C-phase power supply display module in the detection box displays the C-phase voltage value of the introduced alternating current 380V power supply.
And the phase sequence detection module in the detection box detects the phase sequence of the introduced alternating current 380V power supply, if the phase sequence is correct, a detection result signal lamp outside the detection box is bright, and if not, the detection result signal lamp is not bright.
The utility model has the advantages that:
the utility model discloses a nuclear power plant overhauls power socket box's quick detection device can be quick, directness, safety, reliable completion overhauls power socket box usability inspection, the utility model provides a detection device has richened the device function, has realized voltage short-term test, functions such as phase sequence detection, and reduced in the past the staff need open the chamber door of overhauing the power socket box and unpack the inside metal guard plate of overhauing the power socket box through the spanner apart, at aviation socket upstream measured voltage, whether the work load that can be used with the electricity of confirming the aviation socket, very big improvement the efficiency of overhauing power socket box usability inspection before nuclear power plant overhaul, direct getting the electricity from overhauing power socket simultaneously and detecting, guaranteed the credibility of inspection result, also reduced operating personnel's electric shock risk.
Drawings
Fig. 1 is a schematic structural view of a rapid detection device for a nuclear power plant maintenance power supply socket box according to the present invention;
wherein: the device comprises a detection plug 1, a connection cable 2, a detection box 3, a 4-A phase power supply display module, a 5-B phase power supply display module, a 6-C phase power supply display module, a 7-phase sequence detection module and a 8-detection result signal lamp.
Detailed Description
The following description will be given in detail with reference to the accompanying drawings and examples, wherein the device is used for the fast detection device of the nuclear power plant overhaul power supply socket box.
A quick detection device for nuclear power plant overhauls power supply socket case includes: the detection device comprises a detection plug 1, a connecting cable 2 and a detection box 3, wherein the detection end of the detection plug 1 needs to be matched with an aviation socket to be detected, and the output end of the detection plug 1 is connected with the detection box 3 through the connecting cable 2.
The detection box 3 is also internally provided with an A-phase power supply display module 4, a B-phase power supply display module 5, a C-phase power supply display module 6 and a phase sequence detection module 7 respectively.
And a detection result signal lamp 8 is arranged on the outer surface of the detection box 3.
The detection plug 1 needs to be matched with the aviation socket to be detected and is responsible for connecting the aviation socket to be detected;
the connecting cable 2 is used for connecting the detection plug 1 and the detection box 3;
the detection box 3 is used for detecting whether the phase sequence of the power supply input by the detection plug 1 is correct or not and displaying three-phase voltage values of A, B and C;
the A-phase power supply display module 4 is used for displaying the voltage value of the A-phase power supply;
the B-phase power supply display module 5 is used for displaying a voltage value of the B-phase power supply;
the C-phase power supply display module 6 is used for displaying a C-phase power supply voltage value;
the phase sequence detection module 7 is used for detecting the phase sequence of the three-phase power supply in the detection box 3;
and the detection result signal lamp 8 is used for displaying a phase sequence checking result.
The detection end of the detection plug 1 is connected to an aviation socket of an overhaul power box to be checked, under the condition that the aviation socket of the overhaul power box is normally available, an alternating current 380V power supply is sent to the connecting cable 2 through the detection plug 1, and the connecting cable 2 sends the alternating current 380V power supply to the detection box 3.
And the phase-A power supply display module 4, the phase-B power supply display module 5, the phase-C power supply display module 6 and the phase sequence detection module 7 in the detection box 3 respectively detect an alternating current 380V power supply introduced into the connecting cable 2.
The A-phase power supply display module 4 in the detection box 3 displays the A-phase voltage value of the introduced alternating current 380V power supply;
a B-phase power supply display module 5 in the detection box 3 displays the B-phase voltage value of the introduced alternating current 380V power supply;
and a C-phase power supply display module 6 in the detection box 3 displays the C-phase voltage value of the introduced alternating current 380V power supply.
And the phase sequence detection module 7 in the detection box 3 detects the phase sequence of the introduced alternating current 380V power supply, if the phase sequence is correct, the detection result signal lamp 8 outside the detection box 3 is on, otherwise, the detection result signal lamp 8 is not on.
And when the A-phase power supply display module (4) displays that the A-phase voltage value is not lower than 380V, the B-phase power supply display module (5) correctly displays that the B-phase voltage value is not lower than 380V, the C-phase power supply display module (6) correctly displays that the C-phase voltage value is not lower than 380V, and meanwhile, the detection result signal lamp (8) is on, the maintenance power supply box is judged to be in a usable state.
The above detailed description of the embodiments of the present invention is not limited to the above examples, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art.
Claims (7)
1. The utility model provides a quick detection device for nuclear power plant overhauls power socket case which characterized in that includes: detect plug (1), connecting cable (2) and detection case (3), the sense terminal that detects plug (1) need with wait to detect the aviation socket phase-match, and the output that detects plug (1) passes through connecting cable (2) and is connected with detection case (3).
2. The rapid detection device for the nuclear power plant overhaul power supply socket box according to claim 1, characterized in that: the detection box (3) is internally provided with an A-phase power supply display module (4), a B-phase power supply display module (5), a C-phase power supply display module (6) and a phase sequence detection module (7) respectively.
3. The rapid detection device for the nuclear power plant overhaul power supply socket box according to claim 2, characterized in that: and a detection result signal lamp (8) is arranged on the outer surface of the detection box (3).
4. The rapid detection device for the nuclear power plant overhaul power supply socket box according to claim 1, wherein: the detection end of the detection plug (1) is connected to an aviation socket of an overhaul power box to be checked, under the condition that the aviation socket of the overhaul power box is normally available, an alternating current 380V power supply is sent to the connecting cable (2) through the detection plug (1), and the connecting cable (2) sends the alternating current 380V power supply to the detection box (3).
5. The rapid detection device for the nuclear power plant overhaul power supply socket box according to claim 4, wherein: and an A-phase power supply display module (4), a B-phase power supply display module (5), a C-phase power supply display module (6) and a phase sequence detection module (7) in the detection box (3) respectively detect an alternating current 380V power supply introduced into the connecting cable (2).
6. The rapid detection device for the nuclear power plant overhaul power supply socket box according to claim 5, wherein: an A-phase power supply display module (4) in the detection box (3) displays an A-phase voltage value of an introduced alternating current 380V power supply;
a B-phase power supply display module (5) in the detection box (3) displays the B-phase voltage value of the introduced alternating current 380V power supply;
and a C-phase power supply display module (6) in the detection box (3) displays the C-phase voltage value of the introduced alternating current 380V power supply.
7. The rapid detection device for the nuclear power plant overhaul power supply socket box according to claim 5, characterized in that: and a phase sequence detection module (7) in the detection box (3) detects the phase sequence of the introduced alternating current 380V power supply, if the phase sequence is correct, a detection result signal lamp (8) outside the detection box (3) is on, otherwise, the detection result signal lamp (8) is not on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221516128.XU CN218213078U (en) | 2022-06-16 | 2022-06-16 | A quick detection device for nuclear power plant overhauls power socket case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221516128.XU CN218213078U (en) | 2022-06-16 | 2022-06-16 | A quick detection device for nuclear power plant overhauls power socket case |
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| Publication Number | Publication Date |
|---|---|
| CN218213078U true CN218213078U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221516128.XU Active CN218213078U (en) | 2022-06-16 | 2022-06-16 | A quick detection device for nuclear power plant overhauls power socket case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213078U (en) |
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2022
- 2022-06-16 CN CN202221516128.XU patent/CN218213078U/en active Active
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