CN202258641U - Dry type hollow reactor - Google Patents

Dry type hollow reactor Download PDF

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Publication number
CN202258641U
CN202258641U CN 201120373013 CN201120373013U CN202258641U CN 202258641 U CN202258641 U CN 202258641U CN 201120373013 CN201120373013 CN 201120373013 CN 201120373013 U CN201120373013 U CN 201120373013U CN 202258641 U CN202258641 U CN 202258641U
Authority
CN
China
Prior art keywords
stay
winding
reactor
double
suspension bracket
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 201120373013
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Chinese (zh)
Inventor
彭树文
韩山岭
于民东
何滢
赵武玲
史君
冯建平
赵秋毅
王伟强
李玉宾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Research Institute of Physical and Chemical Engineering of Nuclear Industry
Original Assignee
Research Institute of Physical and Chemical Engineering of Nuclear Industry
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Research Institute of Physical and Chemical Engineering of Nuclear Industry filed Critical Research Institute of Physical and Chemical Engineering of Nuclear Industry
Priority to CN 201120373013 priority Critical patent/CN202258641U/en
Application granted granted Critical
Publication of CN202258641U publication Critical patent/CN202258641U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a dry type hollow reactor which comprises a fixing screw rod. The fixing screw rod passes through central holes of an upper suspension bracket and a lower suspension bracket through an upper cushion block and a lower cushion block. A plurality of uniformly arranged single-surface insulating supporting strips are connected along the circumference of an upper suspension bracket and a lower suspension bracket. The outside part of each single-surface insulating supporting strip is connected with a double-surface insulating supporting strip. A winding lead is counterclockwise embedded into a circular groove which is composed of the single-surface supporting strips and the double-surface supporting strips from bottom to top in an inner layer of the reactor. After the winding lead reaches the top end of the supporting strips, the winding conductor is counterclockwise embedded into outer grooves of the double-surface insulating supporting strips spirally from top to bottom from the outer layer of the reactor. A wire inlet end of the winding is connected with a wire inlet terminal. A wire outlet end of the winding is connected with a wire outlet terminal. The dry type hollow reactor has the following advantages: compact structure, small vibration, low noise, small electromagnetic eddy current, high quality factor, reduced power loss, improved efficiency of the whole set, and high consistency in batch production.

Description

A kind of dry-type air-core reactor
Technical field
The utility model belongs to the dry-type air-core reactor that a kind of electric power system is used, and is specifically related to a kind of compact conformation, vibration is little, noise is low, electromagnetic eddy is little and quality factor are high dry-type air-core reactor.
Background technology
At present; Mostly the used inductance coil of dry-type air-core reactor that uses is 1~2 layer, and coil adopts power cable wire producing winding, separates with insulating stay between coil layer and the layer; Each layer line circle is connected in parallel, and coil is processed star-like frame plate as coil rack with the aluminium alloy plate weldering up and down.This structure of hollow reactor is applied in the big electric current intermediate frequency electric power system, and coil rack very easily generates heat, and the winding power loss is big, and noise is big.
Summary of the invention
The utility model proposes for the shortcoming that overcomes prior art and exist, its purpose be to provide a kind of compact conformation, firmly, vibration is little, noise is low, electromagnetic eddy is little and quality factor are high dry-type air-core reactor.
The technical scheme of the utility model is: a kind of dry-type air-core reactor, comprise standing screw, and standing screw passes the centre bore of suspension bracket up and down through last lower cushion block.The edge circumference of suspension bracket up and down connects a plurality of single face insulating stays that are uniformly distributed with, and connects a double-sided insulation stay in the outside of each single face insulating stay.Winding conducting wire is in the circular groove that the reactor internal layer is made up of single face stay and two-sided stay by spiral from bottom to top embedding counterclockwise; Winding conducting wire is pressed the outer groove of spiral embedding double-sided insulation stay counterclockwise from top to bottom by the reactor skin after arriving the stay top again; The winding end of incoming cables is connected with input terminal, and winding terminal is connected with outlet terminal.
Described upper and lower suspension bracket is circular, along the circumferential direction forms six horizontal teeth groove of the rectangle that is uniformly distributed with, and the center respectively forms a centre bore.
Described upper and lower side at the double-sided insulation stay respectively forms screw, and both sides respectively form groove and two-sided stay inner groovy outside a plurality of two-sided stays that are uniformly distributed with in double-sided insulation stay outer, and outer inner groovy is interspersed.
Described upper and lower side at the single face insulating stay respectively forms screw, single face insulating stay one side respectively form a vertical teeth groove of rectangle up and down, form a plurality of semicircular single face stay grooves at the opposite side of single face insulating stay.
The utlity model has following advantage:
The utility model compact conformation, firmly, during operation vibration little, noise is low, electromagnetic eddy is little, quality factor are high.All metal connecting pieces adopt non-magnetic stainless steel material, and the reactor skeleton is an epoxy resin insulation material, effectively avoid connector, skeleton magnetic conducting and heating phenomenon.The winding layers interlayer has air gap, has reduced the installation electromagnetical interference, is beneficial to heat simultaneously to outdiffusion.Coil windings adopts the coiling of multiply enamelled wire, has effectively eliminated the kelvin effect in the intermediate frequency high-power applications, has reduced the power loss on coil windings, has improved overall efficiency, high conformity during batch process.
Description of drawings
Fig. 1 is the front view of the utility model dry-type air-core reactor;
Fig. 2 is the upward view of the utility model dry-type air-core reactor;
Fig. 3 is the vertical view of the utility model dry-type air-core reactor;
Fig. 4 is the inner frame sketch map of the utility model;
Fig. 5 is the vertical view of the over sling of the utility model;
Fig. 6 is the vertical view of the following suspension bracket of the utility model;
Fig. 7 is the single face insulating stay structure chart of the utility model;
Fig. 8 is the double-sided insulation stay structure chart of the utility model.
Wherein:
1 winding conducting wire, 2 over slings
3 times suspension bracket 4 double-sided insulation stays
5 single face insulating stays, 6 insulating stay groups
7 winding ends of incoming cables, 8 winding terminals
9 input terminals, 10 outlet terminals
11 vertical teeth groove 12 standing screws
Cushion block 14 lower cushion blocks on 13
15 single face stay grooves, 16 connecting holes
17 centre bores, 18 wiring noses
19 horizontal teeth groove 20 through holes
21 screws, 22 two-sided stay inner groovies
Outer groove 24 screws of 23 two-sided stays.
Embodiment
Below, in conjunction with accompanying drawing and embodiment a kind of dry-type air-core reactor of the utility model is elaborated:
Shown in Fig. 1~4, a kind of dry-type air-core reactor comprises non-magnetic stainless steel standing screw 12, standing screw 12 through last lower cushion block 13,14, pass the centre bore 17 of suspension bracket 2,3 up and down, standing screw 12 two ends are fixed with nut.
The edge circumference of suspension bracket 2,3 up and down connects a plurality of single face insulating stays 5 that are uniformly distributed with; Totally six of the utility model; Single face insulating stay 5 and up and down suspension bracket 2,3 mesh the formation inner frame through vertical teeth groove 11, inner frame and standing screw 12 is fixing, forms stable frame structure.The outside at each single face insulating stay 5 connects a double-sided insulation stay 4, totally six.
Double-sided insulation stay 4 is fixed through non-magnetic stainless steel screw 21 with single face insulating stay 5 and is formed insulating stays 6; Winding conducting wire 1 is in the circular groove that the reactor internal layer is made up of single face stay 5 and two-sided stay 4 by spiral from bottom to top embedding counterclockwise; Winding conducting wire 1 is pressed the outer groove 23 of spiral embedding double-sided insulation stay counterclockwise from top to bottom by the reactor skin after arriving the stay top again; Inductance coil is that one group of winding conducting wire 1 twines formation through the outer series connection of internal layer in fact, and winding direction is consistent.
Winding removes insulating barrier into and out of line end 7,8 through excessive erosion, carries out crimping, tin filling through wiring nose 18, and high temperature is seamless to be soldered to reactor into and out of line terminals 9,10.Be fixed on down on the suspension bracket 3 through the non-magnetic stainless steel screw 21 of through hole 20 usefulness into and out of line terminals 9,10.
Shown in Fig. 5~8, upper and lower suspension bracket 2,3 is circular, along the circumferential direction forms six horizontal teeth groove 19 of the rectangle that is uniformly distributed with, and the center respectively forms a centre bore 17, is forming through hole 20 on the suspension bracket 3 down.
Upper and lower side at double-sided insulation stay 4 respectively forms screw 24, and both sides respectively form groove 23 outside a plurality of two-sided stay inner groovies that are uniformly distributed with 22 and the two-sided stay in double-sided insulation stay 4 outer, and inside and outside groove is interspersed.
Upper and lower side at single face insulating stay 5 respectively forms screw 24; Respectively form a vertical teeth groove 11 of rectangle up and down in single face insulating stay 5 one sides; Form a plurality of semicircular single face stay grooves 15 at opposite side; Winding end of incoming cables 7 is connected with input terminal 9, and winding terminal 8 is connected with outlet terminal 10.Air core reactor is connected through the connecting hole 16 on the turnover line terminals 9,10 with the outside signal of telecommunication.
The utility model compact conformation, firmly, during operation vibration little, noise is low, electromagnetic eddy is little, quality factor are high, are beneficial to heat to outdiffusion, reduced the power loss on coil windings, improved overall efficiency, high conformity during batch process.

Claims (4)

1. dry-type air-core reactor; It is characterized in that: comprise standing screw (12); Standing screw (12) through last lower cushion block (13,14), pass the up and down centre bore (17) of suspension bracket (2,3); The edge circumference of suspension bracket (2,3) up and down connects a plurality of single face insulating stays (5) that are uniformly distributed with; The outside at each single face insulating stay (5) connects a double-sided insulation stay (4); Winding conducting wire (1) is in the circular groove that the reactor internal layer is made up of single face stay (5) and two-sided stay (4) by spiral from bottom to top embedding counterclockwise; Winding conducting wire (1) is pressed the outer groove (23) of spiral embedding double-sided insulation stay counterclockwise from top to bottom by the reactor skin after arriving the stay top again, and winding end of incoming cables (7) are connected with input terminal (9), and winding terminal (8) is connected with outlet terminal (10).
2. dry-type air-core reactor according to claim 1 is characterized in that: described upper and lower suspension bracket (2,3) along the circumferential direction forms six horizontal teeth groove of the rectangle that is uniformly distributed with (19) for circular, and the center respectively forms a centre bore (17).
3. dry-type air-core reactor according to claim 1; It is characterized in that: the upper and lower side at described double-sided insulation stay (4) respectively forms screw (24); Both sides respectively form groove (23) and two-sided stay inner groovy (22) outside a plurality of two-sided stays that are uniformly distributed with in double-sided insulation stay (4) outer, and outer inner groovy is interspersed.
4. dry-type air-core reactor according to claim 1; It is characterized in that: described upper and lower side at single face insulating stay (5) respectively forms screw (24); Single face insulating stay (5) one sides respectively form a vertical teeth groove of rectangle (11) up and down, form a plurality of semicircular single face stay grooves (15) at opposite side.
CN 201120373013 2011-10-08 2011-10-08 Dry type hollow reactor Expired - Lifetime CN202258641U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201120373013 CN202258641U (en) 2011-10-08 2011-10-08 Dry type hollow reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120373013 CN202258641U (en) 2011-10-08 2011-10-08 Dry type hollow reactor

Publications (1)

Publication Number Publication Date
CN202258641U true CN202258641U (en) 2012-05-30

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Application Number Title Priority Date Filing Date
CN 201120373013 Expired - Lifetime CN202258641U (en) 2011-10-08 2011-10-08 Dry type hollow reactor

Country Status (1)

Country Link
CN (1) CN202258641U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105225807A (en) * 2015-10-16 2016-01-06 南京航空航天大学 A kind of multi-layer inductor reducing parasitic capacitance
CN109686547A (en) * 2017-10-19 2019-04-26 特变电工沈阳变压器集团有限公司 A kind of air core coil inner supporting structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105225807A (en) * 2015-10-16 2016-01-06 南京航空航天大学 A kind of multi-layer inductor reducing parasitic capacitance
CN109686547A (en) * 2017-10-19 2019-04-26 特变电工沈阳变压器集团有限公司 A kind of air core coil inner supporting structure
CN109686547B (en) * 2017-10-19 2021-04-09 特变电工沈阳变压器集团有限公司 Internal supporting structure of hollow coil

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CX01 Expiry of patent term
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Granted publication date: 20120530