CN204558174U - The noninductive thread resistance unit of a kind of array - Google Patents
The noninductive thread resistance unit of a kind of array Download PDFInfo
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- CN204558174U CN204558174U CN201520242281.1U CN201520242281U CN204558174U CN 204558174 U CN204558174 U CN 204558174U CN 201520242281 U CN201520242281 U CN 201520242281U CN 204558174 U CN204558174 U CN 204558174U
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Abstract
The utility model relates to the noninductive thread resistance unit of a kind of array, comprises the resistor body be made up of polylith insulation board; And every block insulation board is arranged successively from top to down; Described array is noninductive, and thread resistance unit also comprises the through hole of array distribution on every block insulation board, and each through hole one_to_one corresponding on every block insulation board; This array is noninductive, and thread resistance unit also comprises: successively through the resistance wire being distributed in each through hole on every block insulation board, and resistance wire have one be exposed to end of incoming cables on the insulation board that is positioned at bottom resistor body and one be exposed to the leading-out terminal be positioned on resistor body bottom insulation plate.Compared with the existing technology, because whole resistance unit adopts the structure of insulation board and resistance wire, thus high temperature resistant, capability of overload is strong, coiling resistance value precision high to make whole resistance unit have, and because whole resistance unit adopts insulation board when insulating, thus it is convenient to make it have transportation safety, advantage without field installation.
Description
Technical field
The utility model relates to a kind of semiconductor device, particularly the noninductive thread resistance unit of a kind of array for filter.
Background technology
In super high voltage direct current electricity transmission or extra-high voltage DC transmission system, the harmonic wave that the change of current produces is comparatively large to transmission of electricity quality influence, and for eliminating these harmonic effects, generally need installing filter at current conversion station, filter resistor is the important component part of filter.The resistive element of the resistor of filter requires without inductance, transport, easy for installation, and high temperature resistant complex environment such as grade.At present both at home and abroad the thread resistive element of filter resistors is all interlaced, and take namely resistance wire as parallel, glass fibre is warp, to be woven into after cloth-like curing molding again.Simultaneously owing to adopting braiding, resistance value precision is lower.This kind of thread resistance of braiding, not only manufacturing process is complicated, and the process control requirements such as transport, installation are high.Because insulating material is organic fabric, heatproof is lower, can only at current conversion station in-site installation.Transport and installation requirement higher.Therefore, the insulating material energy higher temperature resistant of filter resistors, resistance value precision is high, overload capacity large and transport, easy for installation be that super (spy) high-pressure system and remote conveying field of power transformation have technical problem to be solved.
Utility model content
The purpose of this utility model is to carry the noninductive thread resistance unit of a kind of array, the high-tension circuit that it adapts in super high voltage direct current electricity transmission HVDC or extra-high voltage DC transmission system UHVDC can be made, there is overload capacity large, the advantages such as higher temperature resistant, resistance value precision are high, easy for installation.
In order to solve the problems of the technologies described above, the utility model provides the noninductive thread resistance unit of a kind of array, comprises the resistor body be made up of N block insulation board; Wherein, described N be greater than 1 natural number, and every block insulation board is arranged successively from top to down;
Described array is noninductive, and thread resistance unit also comprises: the through hole of array distribution on every block insulation board, and each through hole one_to_one corresponding on every block insulation board;
Described array is noninductive, and thread resistance unit also comprises: successively through the resistance wire being distributed in each through hole on every block insulation board, and described resistance wire have one be exposed to end of incoming cables on the insulation board that is positioned at bottom described resistor body and one be exposed to the leading-out terminal be positioned on described resistor body bottom insulation plate;
Wherein, the insulation board being positioned at described resistor body top have upper tight lock part that the end of incoming cables of described resistance wire is fixed and be positioned at the lower tight lock part insulation board bottom described resistor body having the leading-out terminal of described resistance wire is fixed.
Execution mode of the present utility model in terms of existing technologies, because the noninductive thread resistance unit of whole array adopts the structure of insulation board and resistance wire, thus high temperature resistant, capability of overload is strong, coiling resistance value precision high to make the noninductive thread resistance unit of whole array have, and because the noninductive thread resistance unit of whole array adopts insulation board when insulating, thus it is convenient to make it have transportation safety, advantage without field installation.
Further, the through hole of array distribution on every block insulation board is for adopting annular array or rectangular array.Further, often there is between adjacent two pieces of insulation boards one section of default spacing.
Further, the insulation board being positioned at described resistor body top also offers the upper installing hole for connecting described upper tight lock part, and be positioned at the lower installing hole insulation board bottom described resistor body also offered for connecting described lower tight lock part.
Further, described upper tight lock part is the upper bracket be arranged on the insulation board being positioned at described resistor body top, is arranged on the upper bolt for fixing described resistance wire end of incoming cables on described upper bracket, and the end of incoming cables of described resistance wire is wrapped on described upper bolt;
Described lower tight lock part is the lower carriage be arranged on the insulation board that is positioned at bottom described resistor body, is arranged on the lower bolt for fixing described resistance wire leading-out terminal on described lower carriage, and the leading-out terminal of described resistance wire is wrapped on described lower bolt.
Accompanying drawing explanation
Fig. 1 is the structural representation of the noninductive thread resistance unit of array of the utility model first execution mode;
Fig. 2 is the structural representation of each insulation board in the utility model first execution mode.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, each execution mode of the present utility model is explained in detail.But, persons of ordinary skill in the art may appreciate that in each execution mode of the utility model, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following execution mode and amendment, each claim of the application technical scheme required for protection also can be realized.
First execution mode of the present utility model relates to the noninductive thread resistance unit of a kind of array, as shown in Figure 1, comprises the resistor body be made up of polylith insulation board 300.Wherein, every block insulation board 300 is arranged successively from top to down.And in the present embodiment, insulation board 300 is provided with altogether four pieces.
In addition, as shown in Figure 2, the noninductive thread resistance unit of array of present embodiment also comprises: the through hole 306 of array distribution on every block insulation board, and each through hole 306 one_to_one corresponding on every block insulation board 300.
Described array is noninductive, and thread resistance unit also comprises: successively through the resistance wire 200 being distributed in each through hole 306 on every block insulation board 300, and resistance wire 200 have one be exposed to end of incoming cables 201 on the insulation board 300 that is positioned at bottom resistor body and one be exposed to the leading-out terminal 202 be positioned on resistor body bottom insulation plate 300.
Wherein, the insulation board 300 being positioned at resistor body top have upper tight lock part that the end of incoming cables 201 of resistance wire 200 is fixed and be positioned at the lower tight lock part insulation board 300 bottom resistor body having the leading-out terminal 202 of resistance 200 is fixed.
Be not difficult to find by foregoing, because the noninductive thread resistance unit of whole array adopts the structure of insulation board and resistance wire, thus high temperature resistant, capability of overload is strong, coiling resistance value precision high to make the noninductive thread resistance unit of whole array have, and because the noninductive thread resistance unit of whole array adopts insulation board when insulating, thus it is convenient to make it have transportation safety, advantage without field installation.
Specifically, in the present embodiment, as shown in Figure 2, the through hole 306 of array distribution on every block insulation board 300 is for adopting annular array or rectangular array.And, often there is between adjacent two pieces of insulation boards 300 one section of default spacing, thus make the noninductive thread resistance unit of whole array have good heat dispersion, operationally, between every two adjacent groups insulation board 300, form the air-supply passage that can be passed through by air.
In addition, it is worth mentioning that, as shown in Figure 2, in the present embodiment, the insulation board 300 being positioned at resistor body top also offers the upper installing hole 303 for connecting upper tight lock part, and be arranged in the lower installing hole (figure does not indicate) insulation board 300 bottom resistor body also offered for connecting lower tight lock part.
In addition, in the present embodiment, above-mentioned mentioned upper tight lock part as shown in Figure 1, for be arranged on be positioned at resistor body top insulation board 300 on upper bracket 301, be arranged on the upper bolt 302 for fixed resistance silk end of incoming cables 201 on upper bracket 301, when practical set, the end of incoming cables 201 of resistance wire 200 can be wrapped on upper bolt 302.And lower tight lock part is the lower carriage 304 be arranged on the insulation board 300 that is positioned at bottom resistor body, is arranged on the lower bolt 305 for fixed resistance silk leading-out terminal on lower carriage, the leading-out terminal 202 of resistance wire is wrapped on described lower bolt.Guarantee resistance wire fixing on each insulation board 300 thus.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiment of the utility model, and in actual applications, various change can be done to it in the form and details, and do not depart from spirit and scope of the present utility model.
Claims (5)
1. the noninductive thread resistance unit of array, is characterized in that: comprise the resistor body be made up of N block insulation board; Wherein, described N be greater than 1 natural number, and every block insulation board is arranged successively from top to down;
Described array is noninductive, and thread resistance unit also comprises: the through hole of array distribution on every block insulation board, and each through hole one_to_one corresponding on every block insulation board;
Described array is noninductive, and thread resistance unit also comprises: successively through the resistance wire being distributed in each through hole on every block insulation board, and described resistance wire have one be exposed to end of incoming cables on the insulation board that is positioned at bottom described resistor body and one be exposed to the leading-out terminal be positioned on described resistor body bottom insulation plate;
Wherein, the insulation board being positioned at described resistor body top have upper tight lock part that the end of incoming cables of described resistance wire is fixed and be positioned at the lower tight lock part insulation board bottom described resistor body having the leading-out terminal of described resistance wire is fixed.
2. the noninductive thread resistance unit of array according to claim 1, is characterized in that: the through hole of array distribution on every block insulation board is for adopting annular array or rectangular array.
3. the noninductive thread resistance unit of array according to claim 1, is characterized in that: often have one section of default spacing between adjacent two pieces of insulation boards.
4. the noninductive thread resistance unit of array according to claim 1, it is characterized in that: the insulation board being positioned at described resistor body top also offers the upper installing hole for connecting described upper tight lock part, and be positioned at the lower installing hole insulation board bottom described resistor body also offered for connecting described lower tight lock part.
5. the noninductive thread resistance unit of array according to claim 1, it is characterized in that: described upper tight lock part is the upper bracket be arranged on the insulation board being positioned at described resistor body top, is arranged on the upper bolt for fixing described resistance wire end of incoming cables on described upper bracket, and the end of incoming cables of described resistance wire is wrapped on described upper bolt;
Described lower tight lock part is the lower carriage be arranged on the insulation board that is positioned at bottom described resistor body, is arranged on the lower bolt for fixing described resistance wire leading-out terminal on described lower carriage, and the leading-out terminal of described resistance wire is wrapped on described lower bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520242281.1U CN204558174U (en) | 2015-04-20 | 2015-04-20 | The noninductive thread resistance unit of a kind of array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520242281.1U CN204558174U (en) | 2015-04-20 | 2015-04-20 | The noninductive thread resistance unit of a kind of array |
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| CN204558174U true CN204558174U (en) | 2015-08-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065303A (en) * | 2018-06-27 | 2018-12-21 | 广东福德电子有限公司 | A kind of woven wire resistor |
| CN109243736A (en) * | 2018-09-26 | 2019-01-18 | 湖南福德电气有限公司 | A kind of high power resistor |
-
2015
- 2015-04-20 CN CN201520242281.1U patent/CN204558174U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065303A (en) * | 2018-06-27 | 2018-12-21 | 广东福德电子有限公司 | A kind of woven wire resistor |
| CN109243736A (en) * | 2018-09-26 | 2019-01-18 | 湖南福德电气有限公司 | A kind of high power resistor |
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