CN204360912U - A kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments - Google Patents
A kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments Download PDFInfo
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- CN204360912U CN204360912U CN201520015950.1U CN201520015950U CN204360912U CN 204360912 U CN204360912 U CN 204360912U CN 201520015950 U CN201520015950 U CN 201520015950U CN 204360912 U CN204360912 U CN 204360912U
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- current transformer
- water conservancy
- conservancy diversion
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Abstract
The utility model provides a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments, it comprises current transformer body, the left busbar contact being arranged at the described current transformer body left and right sides respectively and right busbar contact, upper water conservancy diversion conducting block, mutual inductor coil, middle water conservancy diversion conducting block and lower water conservancy diversion conducting block, the current transformer of said structure form possesses the advantages such as simple installation, heat radiation and conductive capability are strong, entirety is solid and reliable, can well solve in traditional switchgear independent separately between each element, can not the drawback of seamless link.
Description
Technical field
The utility model relates to high voltage electrical apparatus technical field, refers more particularly to a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments.
Background technology
In order to ensure power system security economical operation, monitoring and measuring must be carried out to the ruuning situation of power equipment.Voltage on circuit is all higher, if it is breakneck for directly measuring.Current transformer plays unsteady flow and electrical isolation effect.Current transformer converts high electric current to low current in proportion.It is the transducer that in electric power system, the secondary device such as measuring instrument, relaying protection obtains electrical primary loop current information.Current transformer is that its secondary current is directly proportional in fact to primary current in normal conditions of use, and its phase difference when method of attachment is correct close to the instrument transformer of zero.Existing high-tension current inductor has penetration type current transformer usually by mounting means classification: the current transformer be used for through screen board or wall; Support type current transformer: be arranged on plane or pillar, the double current transformer doing primary circuit conductor pillar; Bushing current transformer: do not have Primary Conductor and primary insulation, is directly sleeved on a kind of current transformer on the sleeve pipe of insulation; Bus-type current transformer: do not have Primary Conductor but once insulate, is directly sleeved on a kind of current transformer that bus uses.The flow-guiding radiation Combined type current transformer that the utility model relates to is the combination of penetration type, column support type, and simultaneously Primary Conductor is as the quiet end of one-time contact and the integral new device of current transformer combination.One-time contact is two or more conductors, and make galvanic circle continuous with its contact, its relative motion can divide, close galvanic circle, and can also maintain the continuity of galvanic circle under hinge or sliding contact situation.
Current transformer on existing high pressure complete set of equipments, high electric current is converted in proportion to the single instrument transformer of the performance of low current, lack the composite type product with one-time contact function and service, current transformer and one-time contact adhere to separately and connect a different element, are unfavorable for the optimization of product structure.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of current transformer and fixed contact can be combined can eliminate in traditional switchgear independent separately between each element, can not the flow-guiding radiation combined instrument transformer of drawback of seamless link.
For achieving the above object, technical scheme provided by the utility model is: a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments, comprise current transformer body, be arranged at the left busbar contact of the described current transformer body left and right sides and right busbar contact respectively, upper water conservancy diversion conducting block, mutual inductor coil, middle water conservancy diversion conducting block and lower water conservancy diversion conducting block, described left busbar contact includes for conducting electricity the vertical upper left quarter of fixed contact, for forming the vertical left portion of current transformer loop, for the vertical lower left quarter as cable termination and the secondary left folding turn of bilge between this upper left quarter and left portion, described right busbar contact include for conduct electricity fixed contact vertical upper right quarter, for form current transformer loop vertical right middle, for the vertical right lower quadrant as cable termination and the secondary right folding turn of bilge between this upper right quarter and right middle, described upper water conservancy diversion conducting block, middle water conservancy diversion conducting block and lower water conservancy diversion conducting block are from top to bottom installed on described left busbar contact and right busbar contact successively respectively and shape is in aggregates, and wherein said middle water conservancy diversion conducting block is detachably fastening to be installed on described current transformer body inner face.
Further, described upper water conservancy diversion conducting block adopts the synthetic material of high conduction performance to be made and offers the cellular through hole of many rows between its upper and lower end face.
Further, described lower water conservancy diversion conducting block adopts the synthetic material of high conduction performance to be made and offers the cellular through hole of many rows between its upper and lower end face.
Further, the described upper and lower two ends of current transformer body are respectively arranged with the multiple circular protrusions extended radially outward, and this current transformer body middle part also arranges the Long Circle installing hole for installing described mutual inductor coil with running through up and down.
Again further, in the middle part of described current transformer body, external diameter is also provided with four boss, and wherein the surperficial creep distance of four upper and lower both ends of the surface of its distance current transformer body of this boss is greater than 240mm.
The utility model is by being combined into current transformer body, left busbar contact and right busbar contact, upper water conservancy diversion conducting block, mutual inductor coil, middle water conservancy diversion conducting block and lower water conservancy diversion conducting block the novel current transformer that possesses an electrostatic contact combinations, the current transformer of said structure form possesses the advantages such as simple installation, heat radiation and conductive capability are strong, entirety is solid and reliable, can well solve in traditional switchgear independent separately between each element, can not the drawback of seamless link.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is that A in Fig. 1 is to structural representation.
In figure: 1-current transformer body, 11-circular protrusions, 12-installing hole, 13-boss, 2-mutual inductor coil, the left busbar contact of 3-, 31-upper left quarter, the left portion of 32-, 33-lower left quarter, 34-bis-left folding turn of bilges, the right busbar contact of 4-, 41-upper right quarter, 42-right middle, 43-right lower quadrant, 44-bis-right folding turn of bilges, the upper water conservancy diversion conducting block of 5-, the cellular through hole of 51-, water conservancy diversion conducting block in 6-, water conservancy diversion conducting block under 7-.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail:
Shown in accompanying drawing 1 to accompanying drawing 2, a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments described in the present embodiment.This flow-guiding radiation combined instrument transformer includes current transformer body 1, the left busbar contact 3 being arranged at this current transformer body 1 left and right sides respectively and right busbar contact 4, upper water conservancy diversion conducting block 5, mutual inductor coil 2, middle water conservancy diversion conducting block 6 and lower water conservancy diversion conducting block 7.Wherein above-mentioned left busbar contact 3 include for conduct electricity fixed contact vertical upper left quarter 31, for form current transformer loop vertical left portion 32, for as the vertical lower left quarter 33 of cable termination and the secondary left folding turn of bilge 34 between this upper left quarter 31 and left portion 32; Same above-mentioned right busbar contact 4 include for conduct electricity fixed contact vertical upper right quarter 41, for form current transformer loop vertical right middle 42, for as the vertical right lower quadrant 43 of cable termination and the secondary right folding turn of bilge 44 between this upper right quarter 41 and right middle 42.Upper water conservancy diversion conducting block 5, middle water conservancy diversion conducting block 6 and lower water conservancy diversion conducting block 7 are from top to bottom installed on above-mentioned left busbar contact 3 and right busbar contact 4 successively respectively and shape is in aggregates, and wherein in this, water conservancy diversion conducting block 6 is installed on current transformer body 1 inner face by bolt is detachably fastening.
In addition, adopt cross-ventilation to reduce self heat to make to be conducive to during whole operation of current transformers, this programme also in upper water conservancy diversion conducting block 5 and lower water conservancy diversion conducting block 6 all adopt the synthetic material of electric conductivity to be made and between its upper and lower end face, offer the cellular through hole 51 of many rows.
In addition, current transformer body about 1 two ends in the utility model are respectively arranged with the multiple circular protrusions 11 extended radially outward, and this current transformer body 1 middle part also arranges the Long Circle installing hole 12 for installing above-mentioned mutual inductor coil 2 with running through up and down.Meanwhile, in the middle part of current transformer body, external diameter is also provided with four boss 13, and wherein the surperficial creep distance of four upper and lower both ends of the surface of its distance current transformer body of this boss 13 is greater than 240mm.
The examples of implementation of the above are only the preferred embodiment of the utility model, not limit practical range of the present utility model with this, therefore the change that all shapes according to the utility model, principle are done, all should be encompassed in protection range of the present utility model.
Claims (5)
1. the flow-guiding radiation combined instrument transformer on high pressure complete set of equipments, comprise current transformer body (1), be arranged at left busbar contact (3) and the right busbar contact (4) of described current transformer body (1) left and right sides respectively, upper water conservancy diversion conducting block (5), mutual inductor coil (2), middle water conservancy diversion conducting block (6) and lower water conservancy diversion conducting block (7), it is characterized in that: described left busbar contact (3) includes for conducting electricity the vertical upper left quarter (31) of fixed contact, for forming the vertical left portion (32) of current transformer loop, for as the vertical lower left quarter (33) of cable termination and the secondary left folding turn of bilge (34) that is positioned between this upper left quarter (31) and left portion (32), described right busbar contact (4) include for conduct electricity fixed contact vertical upper right quarter (41), for form current transformer loop vertical right middle (42), for as the vertical right lower quadrant (43) of cable termination and the secondary right folding turn of bilge (44) that is positioned between this upper right quarter (41) and right middle (42), described upper water conservancy diversion conducting block (5), middle water conservancy diversion conducting block (6) and lower water conservancy diversion conducting block (7) are installed on described left busbar contact (3) successively from top to bottom respectively and right busbar contact (4) is upper and shape is in aggregates, and wherein said middle water conservancy diversion conducting block (6) is detachably fastening to be installed on described current transformer body (1) inner face.
2. a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments according to claim 1, is characterized in that: described upper water conservancy diversion conducting block (5) adopts the synthetic material of high conduction performance to be made and offers the cellular through hole of many rows (51) between its upper and lower end face.
3. a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments according to claim 1, is characterized in that: described lower water conservancy diversion conducting block (7) adopts the synthetic material of high conduction performance to be made and offers the cellular through hole of many rows between its upper and lower end face.
4. a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments according to claim 1, it is characterized in that: described current transformer body (1) is respectively arranged with the multiple circular protrusions (11) extended radially outward in two ends up and down, and this current transformer body (1) middle part also arranges the Long Circle installing hole (12) for installing described mutual inductor coil (2) with running through up and down.
5. a kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments according to claim 4, it is characterized in that: described current transformer body (1) middle part external diameter is also provided with four boss (13), wherein the surperficial creep distance of four upper and lower both ends of the surface of its distance current transformer body of this boss (13) is greater than 240mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520015950.1U CN204360912U (en) | 2015-01-12 | 2015-01-12 | A kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520015950.1U CN204360912U (en) | 2015-01-12 | 2015-01-12 | A kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments |
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| Publication Number | Publication Date |
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| CN204360912U true CN204360912U (en) | 2015-05-27 |
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| CN201520015950.1U Active CN204360912U (en) | 2015-01-12 | 2015-01-12 | A kind of flow-guiding radiation combined instrument transformer on high pressure complete set of equipments |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576007A (en) * | 2015-01-12 | 2015-04-29 | 广东电网有限责任公司电力科学研究院 | Flow-guide radiation combined transformer for high-voltage complete device |
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2015
- 2015-01-12 CN CN201520015950.1U patent/CN204360912U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104576007A (en) * | 2015-01-12 | 2015-04-29 | 广东电网有限责任公司电力科学研究院 | Flow-guide radiation combined transformer for high-voltage complete device |
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