CN204882739U - Remote portable relay protection testing case - Google Patents
Remote portable relay protection testing case Download PDFInfo
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- CN204882739U CN204882739U CN201520459911.0U CN201520459911U CN204882739U CN 204882739 U CN204882739 U CN 204882739U CN 201520459911 U CN201520459911 U CN 201520459911U CN 204882739 U CN204882739 U CN 204882739U
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 238000005070 sampling Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 10
- 239000004020 conductor Substances 0.000 abstract 3
- 230000001681 protective effect Effects 0.000 description 6
- 210000000038 chest Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model relates to a relay protection tests the instrument, concretely relates to remote portable relay protection testing case, comprising a box body and a box cover, embedded operations panel in the box, the last current sample interface that connects in parallel each other that sets up respectively of operating panel, voltage sample interface and ac energisation interface, it sets up digital voltmeter and air switch respectively to correspond above -mentioned interface, the common parcel of the above -mentioned wire that the interface connects is in same root cable conductor, it is fixed that the cable conductor passes through the cable roller, corresponding current sample interface and voltage sample interface set up electric current acquisition circuit and voltage acquisition circuit in the cable roller, set up circular connector on the cable conductor, it sets up the aviation socket to correspond circular connector on the box, the last socket that still is equipped with of operating panel, socket and an ac energisation interface are established ties. The utility model discloses convenient to carry, it is rain -proof dustproof, can carry out electric current, the experiment of magnitude of voltage dosage simultaneously to a drawback that the prefabricated socket of alternating voltage, the repeated layout of the consumer of avoiding being under construction is provided.
Description
Technical field
The utility model relates to a kind of relay protection experimental instrument, is specifically related to a kind of remote portable reaying protection test case.
Background technology
Along with the extensive popularization of intelligent substation and construction put into operation, to relay protection, on-the-spot combined debugging personnel add new technical requirement.Debug phase at the scene; need to carry out alternating voltage, current sample, relay protective scheme and transmission test in protective device; in current intelligent substation design, 220kVGIS equipment is arranged on open air, and its protective device is then arranged in the pulpit of complex building second floor.When carrying out electric current, the test of voltage sample value, needing from equipment dosage successively downstairs, sampling in upstairs pulpit protective device.
In the current intelligent substation on-the-spot combined debugging stage, what take is carry out sampling test with the KVVP2-2 control cables of a 10*4, and one, this cable is placed on pulpit protective device place upstairs, and other end is placed on 220kVGIS equipment place downstairs.In relay-protection tester, output to GIS device place downstairs by this cable after dosage, then be transferred in protective device through optical fiber circuit.This test method can not meet on-the-spot combined debugging requirement at rainy weather, if downstairs high-tension apparatus district uses during other electrical construction apparatus and needs again to lay a road electric power loop, causes laying-out to repeat, is inconvenient to phenomenons such as operating.
Utility model content
For solving the deficiency in above-mentioned technology; the purpose of this utility model is: provide a kind of remote portable reaying protection test case; easy to carry; rain-proof dust-proof; electric current, the test of magnitude of voltage dosage can be carried out simultaneously; and provide alternating voltage prefabricated socket, avoid power supply for construction equipment to repeat the drawback of laying-out.
For solving its technical matters, technical solution adopted in the utility model is:
Described remote portable reaying protection test case, comprise casing and case lid, described casing is embedded in guidance panel, guidance panel is arranged respectively current sample interface parallel with one another, voltage sample interface and Alternating Current Power Supply interface, corresponding current Sampling Interface, voltage sample interface and Alternating Current Power Supply interface arrange digital voltmeter and air switch respectively, current sample interface, voltage sample interface and Alternating Current Power Supply wire that interface connects are wrapped in same cable jointly, corresponding cable arranges cable roller, on casing, corresponding cable roller position arranges opening, the hinged over cap of opening part, in cable roller, corresponding current Sampling Interface and voltage sample interface arrange current collection circuit and voltage collection circuit, cable arranges aviation plug, on casing, corresponding aviation plug arranges aviation socket, aviation socket respectively with current sample interface, voltage sample interface and Alternating Current Power Supply interface tandem, guidance panel is also provided with socket, socket and an Alternating Current Power Supply interface tandem.
The utility model alternating voltage, current sample circuit is placed in a cable roller, this cable roller is placed on box house, current sample circuit is connected with voltage sample interface with the current sample interface on guidance panel with one, voltage sample circuit, other end is connected with the aviation plug on cable, when carrying out on-the-spot combined debugging, need to use two chests, one of them is placed on upstairs in pulpit, another one is placed on downstairs in outdoor high-tension apparatus district, the connecting line of relay-protection tester is connected to and is placed on current sample interface on upstairs pulpit internal box and voltage sample interface, then by the cable roller unwrapping wire in indoor box body, its cable is elongated, the aviation plug of this casing cable is made to insert aviation socket on outdoor casing, high-tension apparatus is connected again by by the cable in outdoor casing, during test, first 0.5A is added, 1A, 1.5A and 10V, 20V, the current and voltage quantities of 30V carries out sampled value judgement, determine whether circuit connects correctly, after correct, the casing of outdoor is built case lid, then next step debugging efforts is proceeded, in debug process, the case lid of outdoor casing is without the need to opening, can effective rain-proof dust-proof.
In addition, if when downstairs high-tension apparatus district uses other electrical construction apparatus, the Alternating Current Power Supply interface being only required to be casing upstairs connects power supply, and open corresponding Alternating Current Power Supply in two casings and exchange the air switch of interface, can connect the current supply circuit of casing interpolation block downstairs, the socket that now electrical construction apparatus is plugged in casing downstairs can use, without the need to additionally laying conductive track, time saving and energy saving, socket is provided with switch, can control the opening and closing of socket.
Wherein, preferred version is:
The main line that described current sample interface, voltage sample interface and Alternating Current Power Supply interface three branch roads are connected arranges master switch; even if the air switch that current sample interface, voltage sample interface and Alternating Current Power Supply interface are corresponding closes; when master switch disconnects; circuit in casing also cannot normal ON, plays double protection.
Arrange snap close between described over cap and casing, the used time is not by over cap together with box lock, prevents over cap from arbitrarily starting, and the cable on cable roller got loose outside to casing, affects its serviceable life.
Described current sample interface is provided with A, B, C, N4 binding post, and voltage sample interface is provided with A, B, C, N4 binding post, and Alternating Current Power Supply interface is provided with A/B/C, N2 binding post, corresponding alternating current three-phase four-wire system.
Described Alternating Current Power Supply interface is provided with 2.
Described casing both sides are provided with handle; Bottom half is provided with universal wheel, and universal wheel is provided with locking mechanism, is convenient to casing carrying.
Compared with prior art, the utility model has following beneficial effect:
The utility model is easy to carry, rain-proof dust-proof, can carry out electric current, the test of magnitude of voltage dosage simultaneously, and provide alternating voltage prefabricated socket, avoid power supply for construction equipment to repeat the drawback of laying-out.By alternating voltage, current sample circuit is placed in a cable roller, this cable roller is placed on box house, current sample circuit is connected with voltage sample interface with the current sample interface on guidance panel with one, voltage sample circuit, other end is connected with the aviation plug on cable, when carrying out on-the-spot combined debugging, need to use two chests, one of them is placed on upstairs in pulpit, another one is placed on downstairs in outdoor high-tension apparatus district, the connecting line of relay-protection tester is connected to and is placed on current sample interface on upstairs pulpit internal box and voltage sample interface, then by the cable roller unwrapping wire in indoor box body, its cable is elongated, the aviation plug of this casing cable is made to insert aviation socket on outdoor casing, debug connecting high-tension apparatus by the cable in outdoor casing again, in debug process, the case lid of outdoor casing is without the need to opening, can effective rain-proof dust-proof.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment 1 structural drawing.
Fig. 2 is the utility model guidance panel schematic diagram.
In figure: 1, casing; 2, case lid; 3, guidance panel; 4, current sample interface; 5, voltage sample interface; 6, Alternating Current Power Supply interface; 7, digital voltmeter; 8, aviation socket; 9, socket; 10, master switch; 11, snap close; 12, handle; 13, universal wheel; 14, air switch; 15, over cap.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
Embodiment 1:
As shown in Figure 1-2, remote portable reaying protection test case described in the utility model, comprise casing 1 and case lid 2, described casing 1 is embedded in guidance panel 3, guidance panel 3 is arranged respectively current sample interface 4 parallel with one another, voltage sample interface 5 and Alternating Current Power Supply interface 6, corresponding current Sampling Interface 4, voltage sample interface 5 and Alternating Current Power Supply interface 6 arrange digital voltmeter 7 and air switch 14 respectively, current sample interface 4, voltage sample interface 5 and Alternating Current Power Supply interface 6 connect wire and be jointly wrapped in same cable, corresponding cable arranges cable roller, on casing 1, corresponding cable roller position arranges opening, the hinged over cap 15 of opening part, in cable roller, corresponding current Sampling Interface 4 and voltage sample interface 5 arrange current collection circuit and voltage collection circuit, cable arranges aviation plug, on casing 1, corresponding aviation plug arranges aviation socket 8, aviation socket 8 respectively with current sample interface 4, voltage sample interface 5 and Alternating Current Power Supply interface 6 are connected, guidance panel 3 is also provided with socket 9, socket 9 is connected with an Alternating Current Power Supply interface 6.
Wherein, current sampling circuit and voltage sampling circuit all belong to general knowledge as well known to those skilled in the art, repeat no more its particular circuit configurations; The main line that current sample interface 4, voltage sample interface 5 and Alternating Current Power Supply interface 6 three branch roads are connected arranges master switch 10, even if the air switch of current sample interface 4, voltage sample interface 5 and Alternating Current Power Supply interface 6 correspondence 14 closes, when master switch 10 disconnects, circuit in casing 1 also cannot normal ON, plays duplicate protection; Arrange snap close 11 between over cap 15 and casing 1, over cap 15 and casing 1 do not lock together by the used time, prevent over cap 15 from arbitrarily starting, and the cable on cable roller are got loose outside to casing, affect its serviceable life; Current sample interface 4 is provided with A, B, C, N4 binding post, and voltage sample interface 5 is provided with A, B, C, N4 binding post, and Alternating Current Power Supply interface 6 is provided with A/B/C, N2 binding post, corresponding alternating current three-phase four-wire system; Alternating Current Power Supply interface 6 is provided with 2; Casing 1 both sides are provided with handle 12, are provided with universal wheel 13 bottom casing 1, and universal wheel 13 is provided with locking mechanism, are convenient to casing 1 and carry.
The utility model is easy to carry, rain-proof dust-proof, can carry out electric current, the test of magnitude of voltage dosage simultaneously, and provide alternating voltage prefabricated socket, avoid power supply for construction equipment to repeat the drawback of laying-out.Equipment is by alternating voltage, current sample circuit is placed in a cable roller, this cable roller is placed on casing 1 inner, current sample circuit is connected with voltage sample interface 5 with the current sample interface 4 on guidance panel 3 with one, voltage sample circuit, other end is connected with the aviation plug on cable, when carrying out on-the-spot combined debugging, need to use two chests, one of them is placed on upstairs in pulpit, another one is placed on downstairs in outdoor high-tension apparatus district, the connecting line of relay-protection tester is connected to and is placed on current sample interface 4 on upstairs pulpit internal box 1 and voltage sample interface 5, then by the cable roller unwrapping wire in indoor box body 1, its cable is elongated, the aviation plug of this casing cable is made to insert aviation socket 8 on outdoor casing 1, high-tension apparatus is connected again by by the cable in outdoor casing 1, during test, first 0.5A is added, 1A, 1.5A and 10V, 20V, the current and voltage quantities of 30V carries out sampled value judgement, determine whether circuit connects correctly, after correct, the casing 1 of outdoor is built case lid 2, then next step debugging efforts is proceeded, in debug process, the case lid 2 of outdoor casing 1 is without the need to opening, can effective rain-proof dust-proof.
In addition, if when downstairs high-tension apparatus district uses other electrical construction apparatus, the Alternating Current Power Supply interface 6 being only required to be casing 1 upstairs connects power supply, and open the air switch 14 of corresponding Alternating Current Power Supply interchange interface in two casings 1, the current supply circuit of casing 1 interpolation block 9 downstairs can be connected, the socket 9 that now electrical construction apparatus is plugged in casing 1 downstairs can use, without the need to additionally laying conductive track, time saving and energy saving.
Claims (7)
1. a remote portable reaying protection test case, comprise casing (1) and case lid (2), it is characterized in that, described casing (1) is embedded in guidance panel (3), guidance panel (3) is arranged respectively current sample interface (4) parallel with one another, voltage sample interface (5) and Alternating Current Power Supply interface (6), corresponding current Sampling Interface (4), voltage sample interface (5) and Alternating Current Power Supply interface (6) arrange digital voltmeter (7) and air switch (14) respectively, current sample interface (4), voltage sample interface (5) and Alternating Current Power Supply interface (6) wire that connects are wrapped in same cable jointly, corresponding cable arranges cable roller, the upper corresponding cable roller position of casing (1) arranges opening, the hinged over cap (15) of opening part, in cable roller, corresponding current Sampling Interface (4) and voltage sample interface (5) arrange current collection circuit and voltage collection circuit, cable arranges aviation plug, the upper corresponding aviation plug of casing (1) arranges aviation socket (8), aviation socket (8) respectively with current sample interface (4), voltage sample interface (5) and Alternating Current Power Supply interface (6) series connection, guidance panel (3) is also provided with socket (9), socket (9) is connected with an Alternating Current Power Supply interface (6).
2. remote portable reaying protection test case according to claim 1; it is characterized in that, (6) three main lines that branch road is connected arrange master switch (10) for described current sample interface (4), voltage sample interface (5) and Alternating Current Power Supply interface.
3. remote portable reaying protection test case according to claim 1, is characterized in that, arrange snap close (11) between described over cap (15) and casing (1).
4. remote portable reaying protection test case according to claim 1; it is characterized in that; described current sample interface (4) is provided with A, B, C, N4 binding post; voltage sample interface (5) is provided with A, B, C, N4 binding post, and Alternating Current Power Supply interface (6) is provided with A/B/C, N2 binding post.
5. the remote portable reaying protection test case according to claim 1 or 4, is characterized in that, described Alternating Current Power Supply interface (6) is provided with 2.
6. remote portable reaying protection test case according to claim 1, it is characterized in that, described casing (1) both sides are provided with handle (12).
7. the remote portable reaying protection test case according to claim 1 or 6, is characterized in that, described casing (1) bottom is provided with universal wheel (13), and universal wheel (13) is provided with locking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459911.0U CN204882739U (en) | 2015-06-30 | 2015-06-30 | Remote portable relay protection testing case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459911.0U CN204882739U (en) | 2015-06-30 | 2015-06-30 | Remote portable relay protection testing case |
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| Publication Number | Publication Date |
|---|---|
| CN204882739U true CN204882739U (en) | 2015-12-16 |
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ID=54827098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520459911.0U Active CN204882739U (en) | 2015-06-30 | 2015-06-30 | Remote portable relay protection testing case |
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| Country | Link |
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| CN (1) | CN204882739U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911316A (en) * | 2016-06-22 | 2016-08-31 | 天津市三源电力设备制造有限公司 | Automatic control screen test box with navigation plugs |
| CN105938151A (en) * | 2016-06-22 | 2016-09-14 | 天津市三源电力设备制造有限公司 | Power distribution cabinet test box with aviation plugs |
| CN111679113A (en) * | 2020-06-04 | 2020-09-18 | 贵州电网有限责任公司 | Auxiliary device for accessing secondary equipment to bus voltage without power failure |
| CN111983266A (en) * | 2020-08-21 | 2020-11-24 | 郑州德睿航联电子技术有限公司 | Automatic control screen test box with aviation plug |
-
2015
- 2015-06-30 CN CN201520459911.0U patent/CN204882739U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911316A (en) * | 2016-06-22 | 2016-08-31 | 天津市三源电力设备制造有限公司 | Automatic control screen test box with navigation plugs |
| CN105938151A (en) * | 2016-06-22 | 2016-09-14 | 天津市三源电力设备制造有限公司 | Power distribution cabinet test box with aviation plugs |
| CN111679113A (en) * | 2020-06-04 | 2020-09-18 | 贵州电网有限责任公司 | Auxiliary device for accessing secondary equipment to bus voltage without power failure |
| CN111679113B (en) * | 2020-06-04 | 2022-08-19 | 贵州电网有限责任公司 | Auxiliary device for accessing secondary equipment to bus voltage without power failure |
| CN111983266A (en) * | 2020-08-21 | 2020-11-24 | 郑州德睿航联电子技术有限公司 | Automatic control screen test box with aviation plug |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |