CN215415505U - Special test interface device for GIS circuit breaker - Google Patents
Special test interface device for GIS circuit breaker Download PDFInfo
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- CN215415505U CN215415505U CN202023088613.5U CN202023088613U CN215415505U CN 215415505 U CN215415505 U CN 215415505U CN 202023088613 U CN202023088613 U CN 202023088613U CN 215415505 U CN215415505 U CN 215415505U
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 241000309551 Arthraxon hispidus Species 0.000 claims abstract description 19
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009194 climbing Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a special test interface device for a GIS circuit breaker, which comprises: first ground connection switch connector, first high-speed joint head, first heavy current extension line and ground termination, wherein: the first grounding disconnecting link connector is connected with a first large-current extension line based on a first quick connector, and the first large-current extension line is connected with a ground connection device; second ground connection switch connector, second high-speed joint head, second heavy current extension line and ground termination, wherein: the second grounding disconnecting link connector is connected with a second high-current extension line based on a second quick connector, and the second high-current extension line is connected with a ground connection device; the third grounding disconnecting link connector, the third quick connector, the third large-current extension line and the ground wiring device. The utility model can effectively avoid the loosening and falling of the loop resistance wire to cause electric shock of a tester.
Description
Technical Field
The utility model relates to the technical field of electric power, in particular to a special test interface device for a GIS circuit breaker.
Background
At present, GIS equipment is pre-tested once every 3 years. Because GIS equipment is the totally enclosed structure, carry out the return circuit resistance test, switch mechanical property test and all need take apart ground connection switch ground flat steel, connect in ground connection switch screw thread mouth and get the test fastener. The quality and safety of the loop resistance and mechanical characteristic testing line are the central importance of the GIS equipment test, and the accuracy of the testing result and the safety of testing personnel are directly influenced.
Because the size of the thread opening of the grounding switch is small, the contact of the loop resistance test line is poor, the poor contact can cause the large test data, even the current line falling phenomenon occurs, the high voltage drop can be generated on the breakpoint of the current line, and the serious threat is caused to the testers. GIS ground connection switch generally is in the high altitude, and the tester changes the line and all need carry out the operation to the eminence in the climbing, and the operating efficiency is low, tester safety can not obtain the guarantee.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a special test interface device for a GIS circuit breaker, which can ensure that a loop resistance and mechanical characteristic test line is in good contact with a grounding disconnecting link during a GIS test and does not fall off or loosen in the whole test process.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a GIS breaker dedicated test interface device comprises:
first ground connection switch connector, first high-speed joint head, first heavy current extension line and ground termination, wherein: the first grounding disconnecting link connector is connected with a first large-current extension line based on a first quick connector, and the first large-current extension line is connected with a ground connection device;
second ground connection switch connector, second high-speed joint head, second heavy current extension line and ground termination, wherein: the second grounding disconnecting link connector is connected with a second high-current extension line based on a second quick connector, and the second high-current extension line is connected with a ground connection device;
third ground connection switch connector, third high-speed joint head, third heavy current extension line and ground termination, wherein: the third grounding disconnecting link connector is connected with a third large-current extension line based on a third quick connector, and the third large-current extension line is connected with a ground connection device.
First ground connection switch connector includes first screw rod and first heavy current line, and first high-speed joint head includes first joint protruding end and first joint concave end, wherein:
the first screw rod is connected with a first joint convex end based on a first large-current wire, the first joint convex end is connected with a first joint concave end, and the first joint concave end is connected with a ground wiring device GIS side connecting post on the ground wiring device based on a first large-current extension wire.
Second ground connection switch connector includes second screw rod and the big electric current line of second, and second high-speed joint head includes that second connects protruding end and second connector concave end, wherein:
the second screw rod is connected with a second joint convex end based on a second large-current wire, the second joint convex end is connected with a second connector concave end, and the second connector concave end is connected with a ground wiring device GIS side wiring column on the ground wiring device based on a second large-current extension line.
Third ground connection switch connector includes third screw rod and third heavy current line, and third high-speed joint head includes that the third connects protruding end and third connector concave end, wherein:
the third screw rod is connected with a third joint convex end based on a third large current wire, the third joint convex end is connected with a third connector concave end, and the third connector concave end is connected with a ground wiring device GIS side terminal post on the ground wiring device based on a third large current extension line.
The special test interface device for the GIS circuit breaker further comprises a fourth quick connector, wherein the fourth quick connector and the first quick connector are connected in series based on a large-current extension line and are connected with a ground wiring device based on the first large-current extension line.
The special test interface device for the GIS circuit breaker further comprises a fifth quick connector, wherein the fifth quick connector and the second quick connector are connected in series based on a large-current extension line and are connected with a ground wiring device based on a second large-current extension line.
The special test interface device for the GIS circuit breaker further comprises a sixth quick connector, wherein the sixth quick connector and the third quick connector are connected in series based on a large-current extension line and are connected with a ground wiring device based on a third large-current extension line.
Based on the special test interface device for the GIS circuit breaker in the embodiment of the utility model, the blank in the aspect of the current GIS test wiring is made up, and the following three advantages are mainly embodied:
1. the good contact of test wire and GIS ground connection switch is effectively realized to the loop resistance, the mechanical characteristic parameter that effectively prevent contact failure to lead to are bigger than normal, and the mechanicalness of the complete equipment wiring is better, can effectively avoid the loose of loop resistance line, drop, cause the tester to electrocute.
2. The work place of the switching test line is changed from high altitude to the ground, and the operation is carried out on the ground wiring device. The tester only needs to climb high position 2 times when taking apart, recovering GIS ground connection switch ground connection band steel, and traditional operation mode needs 7 times climbing equipment, has improved work efficiency greatly, effectively avoids personnel high altitude construction's risk.
3. The wiring device is provided with the quick connectors, extension lines with corresponding quantity can be flexibly connected in series according to the required field environment, the efficiency of test line connection is greatly improved, and the operation time is effectively reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a test interface device dedicated for GIS circuit breakers of the present invention;
fig. 2 is another schematic structural diagram of the test interface device special for the GIS circuit breaker of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Fig. 1 shows a schematic structural diagram of a test interface device dedicated for a GIS circuit breaker in an embodiment of the present invention, where the test interface device dedicated for a GIS circuit breaker includes a three-wire line: first ground connection switch connector (first ground connection switch connector includes screw rod 11 and heavy current line 12), first high-speed joint head (first high-speed joint head includes connector convex end 13, connector concave end 14), heavy current extension line 15 and ground termination 7, wherein: the first grounding disconnecting link connector is connected with a large-current extension line 15 based on a quick connector, and the large-current extension line 15 is connected with the ground wiring device 7; the second grounding disconnecting link connector (the second grounding disconnecting link connector comprises a screw rod 21 and a large current wire 22), a second quick connector (the second quick connector comprises a connector convex end 23, a connector concave end 24), a large current extension line 25 and a ground wiring device 7, the second grounding disconnecting link connector is connected with the large current extension line 25 based on the second quick connector, and the large current extension line 25 is connected with the ground wiring device 7; third ground connection switch connector (third ground connection switch connector includes screw rod 31 and heavy current line 32), third high-speed joint head (third high-speed joint head includes connector convex end 33, connector concave end 34), heavy current extension line 35 and ground termination 7, and third ground connection switch connector is connecting heavy current extension line 35 based on the third high-speed joint head, and heavy current extension line 35 is connected ground termination.
Wherein: the first grounding disconnecting link connector is connected with a large-current extension line 15 based on a first quick connector, and the large-current extension line 15 is connected with the ground wiring device 7; the second grounding disconnecting link connector is connected with a large-current extension line 25 based on a second quick connector, and the large-current extension line 25 is connected with the ground wiring device 7; the third grounding disconnecting link connector is connected with a large-current extension line 35 based on a third quick connector, and the large-current extension line 35 is connected with the ground wiring device 7.
Every quick-operation joint includes: the connector comprises a connector convex end and a connector concave end, wherein when the connector concave end is connected with the grounding disconnecting link connector, the connector convex end is connected with a large-current extension line; when the concave end of the connector is connected with a large-current extension line, the convex end of the connector is connected with a grounding disconnecting link connector.
The special test interface device for the GIS circuit breaker based on the graph 1 can be composed of three parts:
the first part of grounding disconnecting link connector is composed of a screw, a large current line and a quick connecting port convex end, wherein the screw can be screwed into a threaded port of the GIS grounding disconnecting link and keeps good contact, and the screw is connected with the large current line in a pressure welding mode and has good mechanical strength. The grounding switch connector can avoid measurement errors caused by the fact that a test line is directly clamped at the threaded opening of the grounding switch, and is simple to install. Namely, the screw 11 is connected with a convex end 13 of a quick connector based on a large current line 12; namely, the screw 21 is connected with a convex end 23 of a quick connector based on a large current line 22; namely, the screw 31 is connected to the quick connection male end 33 based on the large current line 32.
The second part is a high-current extension line and consists of a quick connector concave end, a 400A high-current lead and a quick connector convex end, and the length of the extension line can be flexibly selected according to the field operation environment to realize quick connection. The quick connector contacts well and does not overheat at 200A of test current. And the contact resistance of the testing interface device is very small, and the actual measurement in a laboratory shows that the loop resistance from the screw rod of the grounding disconnecting link connector to the wiring terminal of the ground wiring device is only 8 microohms, and is within the allowable range of testing errors. Namely, one end of the female end 14 of the quick connector is connected with the male end 13 of the quick connector, and the other end of the female end 14 of the quick connector is connected with the large-current extension line 15; namely, one end of the female end 24 of the quick connector is connected with the male end 23 of the quick connector, and the other end of the female end 24 of the quick connector is connected with the large-current extension line 25; that is, one end of the female quick connector end 34 is connected to the male quick connector end 33, and the other end of the female quick connector end 34 is connected to the large current extension line 35.
The third part is a ground wiring device which consists of an epoxy resin insulating plate, a pure copper large-current wiring terminal and a mechanical characteristic wire socket, and an operator can perform loop resistance test and mechanical characteristic test wiring change on the ground. The binding posts are divided into two rows, namely a GIS side and a testing instrument side, and the two binding posts in the same phase are connected by adopting a copper bar, so that the wiring can be flexibly changed to test the single-phase or alternate loop resistance and mechanical characteristic parameters of the GIS equipment. The ground wiring device includes a ground wiring device GIS-side terminal 71, a ground wiring device GIS-side terminal 73, a ground wiring device GIS-side terminal 75, and a ground wiring device instrument-side terminal 72, a ground wiring device instrument-side terminal 74, a ground wiring device instrument-side terminal 76. The ground connection device GIS-side post 71 is connected to the high-current extension line 15, the ground connection device GIS-side post 73 is connected to the high-current extension line 25, and the ground connection device GIS-side post 75 is connected to the high-current extension line 35.
Example two
Fig. 2 shows another schematic structural diagram of the test interface device dedicated for the GIS circuit breaker in the embodiment of the present invention, which is different from fig. 1 in that the first quick connector is connected in series with a fourth quick connector and then is connected to the GIS side connection post 71 of the ground connection device through a high current extension line, that is, the high current extension line 15 is connected to the convex connector end 16 of the fourth quick connector, the convex connector end 16 of the fourth quick connector is connected to the concave connector end 17 of the fourth quick connector, and the concave connector end 17 of the fourth quick connector is connected to the GIS side connection post 71 of the ground connection device based on the high current extension line 18.
And the second quick connector is connected in series with a fifth quick connector and then is connected into the ground wiring device GIS side connecting post 73 through a high current extension line, namely, the high current extension line 25 is connected with the joint convex end 26 of the fifth quick connector, the joint convex end 26 of the fifth quick connector is connected with the joint concave end 27 of the fifth quick connector, and the joint concave end 27 of the fifth quick connector is connected to the ground wiring device GIS side connecting post 73 based on the high current extension line 28.
And the third quick connector is connected in series with a sixth quick connector and then is connected into the ground wiring device GIS side connecting post 75 through a high current extension line, namely, the high current extension line 35 is connected with the joint convex end 36 of the sixth quick connector, the joint convex end 36 of the sixth quick connector is connected with the joint concave end 37 of the sixth quick connector, and the joint concave end 37 of the sixth quick connector is connected to the ground wiring device GIS side connecting post 75 based on the high current extension line 38.
In summary, based on the test interface device special for the GIS circuit breaker in the embodiment of the present invention, the gap in the aspect of the current GIS test wiring is made up, and the following three advantages are mainly embodied:
1. the good contact of test wire and GIS ground connection switch is effectively realized to the loop resistance, the mechanical characteristic parameter that effectively prevent contact failure to lead to are bigger than normal, and the mechanicalness of the complete equipment wiring is better, can effectively avoid the loose of loop resistance line, drop, cause the tester to electrocute.
2. The work place of the switching test line is changed from high altitude to the ground, and the operation is carried out on the ground wiring device. The tester only needs to climb high position 2 times when taking apart, recovering GIS ground connection switch ground connection band steel, and traditional operation mode needs 7 times climbing equipment, has improved work efficiency greatly, effectively avoids personnel high altitude construction's risk.
3. The wiring device is provided with the quick connectors, extension lines with corresponding quantity can be flexibly connected in series according to the required field environment, the efficiency of test line connection is greatly improved, and the operation time is effectively reduced.
The above embodiments of the present invention are described in detail, and the principle and the implementation manner of the present invention should be described herein by using specific embodiments, and the above description of the embodiments is only used to help understanding the method of the present invention and the core idea thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides a special test interface device of GIS circuit breaker which characterized in that includes:
first ground connection switch connector, first high-speed joint head, first heavy current extension line and ground termination, wherein: the first grounding disconnecting link connector is connected with a first large-current extension line based on a first quick connector, and the first large-current extension line is connected with a ground connection device;
second ground connection switch connector, second high-speed joint head, second heavy current extension line and ground termination, wherein: the second grounding disconnecting link connector is connected with a second high-current extension line based on a second quick connector, and the second high-current extension line is connected with a ground connection device;
third ground connection switch connector, third high-speed joint head, third heavy current extension line and ground termination, wherein: the third grounding disconnecting link connector is connected with a third large-current extension line based on a third quick connector, and the third large-current extension line is connected with a ground connection device.
2. The GIS breaker specific test interface apparatus of claim 1,
first ground connection switch connector includes first screw rod and first heavy current line, and first high-speed joint head includes first joint protruding end and first joint concave end, wherein:
the first screw rod is connected with a first joint convex end based on a first large-current wire, the first joint convex end is connected with a first joint concave end, and the first joint concave end is connected with a ground wiring device GIS side connecting post on the ground wiring device based on a first large-current extension wire.
3. The GIS breaker specific test interface apparatus of claim 1,
second ground connection switch connector includes second screw rod and the big electric current line of second, and second high-speed joint head includes that second connects protruding end and second connector concave end, wherein:
the second screw rod is connected with a second joint convex end based on a second large-current wire, the second joint convex end is connected with a second connector concave end, and the second connector concave end is connected with a ground wiring device GIS side wiring column on the ground wiring device based on a second large-current extension line.
4. The GIS breaker specific test interface apparatus of claim 1,
third ground connection switch connector includes third screw rod and third heavy current line, and third high-speed joint head includes that the third connects protruding end and third connector concave end, wherein:
the third screw rod is connected with a third joint convex end based on a third large current wire, the third joint convex end is connected with a third connector concave end, and the third connector concave end is connected with a ground wiring device GIS side terminal post on the ground wiring device based on a third large current extension line.
5. The GIS breaker specific test interface apparatus of claim 1, further comprising a fourth quick connector, wherein the fourth quick connector and the first quick connector are connected in series based on the high current extension line and are connected to the ground connection apparatus based on the first high current extension line.
6. The GIS breaker specific test interface apparatus of claim 1, further comprising a fifth quick connector, wherein the fifth quick connector and the second quick connector are connected in series based on a high current extension line and are connected to a ground connection device based on a second high current extension line.
7. The GIS breaker specific test interface apparatus of claim 1, further comprising a sixth quick connector, wherein the sixth quick connector and the third quick connector are connected in series based on the high current extension line and are connected to the ground connection apparatus based on the third high current extension line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023088613.5U CN215415505U (en) | 2020-12-21 | 2020-12-21 | Special test interface device for GIS circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023088613.5U CN215415505U (en) | 2020-12-21 | 2020-12-21 | Special test interface device for GIS circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215415505U true CN215415505U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023088613.5U Withdrawn - After Issue CN215415505U (en) | 2020-12-21 | 2020-12-21 | Special test interface device for GIS circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215415505U (en) |
-
2020
- 2020-12-21 CN CN202023088613.5U patent/CN215415505U/en not_active Withdrawn - After Issue
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20220104 Effective date of abandoning: 20231026 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20220104 Effective date of abandoning: 20231026 |