CN201215761Y

CN201215761Y - Frame type dry hollow controllable reactor

Info

Publication number: CN201215761Y
Application number: CNU2008200752982U
Authority: CN
Inventors: 杨泽明; 陈桂珠; 顾秀东; 陈晓龙; 宋永杰; 曹顼; 曹征; 孙伟; 石蓉; 李继东; 李广元; 赵小军; 何刚
Original assignee: TIANJIN INSTITUTE OF HYDROELECTRIC AND POWER RESEARCH
Current assignee: TIANJIN INSTITUTE OF HYDROELECTRIC AND POWER RESEARCH
Priority date: 2008-07-11
Filing date: 2008-07-11
Publication date: 2009-04-01
Anticipated expiration: 2018-07-11

Abstract

The utility model relates to a frame type dry hollow controllable reactor, which is composed of an inductance coil, an upper hanger, a lower hanger and a controllable regulating device, wherein the inductance coil adopts insulating rack bar groups which are evenly distributed along the circumference direction, the insulating rack bar groups are engaged and fixed with the upper hanger and the lower hanger in an insulating mode through a structure press plate, the inductance coil forms a whole with the upper hanger and the lower hanger through a fastening belt, the upper hanger and the lower hanger are fixed with the fastening belt through the insulating drawplate, the controllable regulating device is composed of a regulating coil and a connecting sleeve, wherein a regulating terminal is arranged in the regulating coil, and the regulating terminal and the connecting sleeve form the regulating coil which is connected with a circuit of the inductance coil. The utility model has the advantages of good structure stability, high mechanical intensity, good heat dissipation performance, controllable inductance and convenient regulation.

Description

A kind of frame type dry hollow controllable reactor

(1) technical field

The utility model belongs to the reactor field, is specifically related to a kind of frame type dry hollow controllable reactor.

(2) background technology

In electric power system, reactor is to improving power grid quality and guaranteeing that safe operation of power system plays important effect.The dry-type air-core reactor that adopts in electric power system at present is still closed product usually, be characterized in adopting the insulated conductor multilayer close around, so volume is less; Shortcoming is because there is bigger difference in the temperature coefficient of plain conductor with insulating material, occurs very easily during the On-line Product operation that chap in the surface, soil pick-up, even tree dsicharge can occur in the circle body end, and noise greatly in addition, product interchangeability is poor.

(3) utility model content

The purpose of this utility model is at above-mentioned existing problems, provides that a kind of structural stability is good, mechanical strength is high, perfect heat-dissipating, inductance value frame type dry hollow controllable reactor controlled and easy to adjust.

The technical solution of the utility model:

A kind of frame type dry hollow controllable reactor is characterized in that: be made up of inductance coil, upper and lower suspension bracket and controllable adjustment device; The structure of inductance coil adopts the insulated conductor embedding in the teeth groove of equally distributed insulation tooth bar group along the circumferential direction, the inboard support ring that embeds, the outer reinforcing ring that twines; Insulation tooth bar group makes inductance coil become as a whole with upper and lower suspension bracket with upper and lower suspension bracket by structure pressing plate insulation engages fixed and by restraint zone, and upper and lower suspension bracket is fixed by insulation arm-tie and restraint zone; The controllable adjustment device by regulating winding be connected external member and constitute, regulating winding is provided with regulates terminal and outlet terminal, be connected with the circuit of inductance coil by regulating terminal and being connected external member formation regulating winding, regulating winding be connected external member and all be fixed on down on the suspension bracket.

The support ring of described inductance coil internal layer and outer field reinforcing ring axially are alternately distributed along coil.

Described restraint zone is arranged between inductance coil and the upper and lower suspension bracket, insulate between arm-tie and the upper and lower suspension bracket and between the upper and lower suspension bracket beam arm separately.

The insulation press strip of insertion wire constitutes described regulating winding by along the circumferential direction evenly distributing also, and its internal layer is provided with support ring, and skin is provided with reinforcing ring, and the initial termination of lead is fixed on the insulation press strip by clamp.

Described connection external member is the chute structure, promptly connects external member and is provided with chute, behind the selected adjusting terminal, adjusts fixedly connected external member by chute, connects and regulates terminal.

The utility model has the advantages that:

1. inductance coil and regulating winding have all adopted inside support ring and the outer annular-stiffer that axially is interspersed along coil, can improve mechanical strength greatly;

2. increased the restraint zone between coil and suspension bracket, insulation arm-tie and suspension bracket and the suspension bracket, and inductance coil and the shared suspension bracket of regulating winding, make suspension bracket and coil location more reliable, can further improve integrally-built stability;

3. inductance coil and regulating winding all adopt Open architecture, make it have good performance of heat dissipation and thermal stability;

4. adopt to connect the external member random position between inductance coil and the regulating winding and install, easy to adjust, guarantee that inductance value in controllable parameter, meets consumers' demand.

(4) description of drawings

Fig. 1 is a frame type dry hollow controllable reactor structural representation front view.

Fig. 2 is a frame type dry hollow controllable reactor structural representation vertical view.

Fig. 3 is a circuit connection diagram of the present utility model.

Fig. 4 is a regulating winding press strip structural representation.

Fig. 5 is the A view of Fig. 4.

Fig. 6 connects the external member structural representation.

Fig. 7 is the B view of Fig. 6.

Among the figure:

1. outlet terminal 2. regulating windings 3. inductance coils

4. restraint zone between restraint zone 6. beam arms between restraint zone 5. insulation arm-ties and beam arm between coil and beam arm

7. over sling 8. structure pressing plates 9. input terminals 10. insulation arm-ties

Connect 13. times suspension brackets of external member, 14 regulating winding fixing holes 11. regulate terminal 12.

15. connecting plate 16. insulation

tooth bar group

17a, 17b. reinforcing

ring

18a, 18b.

Support ring 19. clamps 20. press strip end connecting holes 21. insulation press strips 22. plain conductors

23. chute

(5) embodiment

Present embodiment is that inductance coil has the frame type dry hollow controllable reactor that four layers of winding and regulating winding have one deck winding, form by inductance coil 3, upper and

lower suspension bracket

7,13 and controllable adjustment device, insulation tooth bar group 16 and upper and

lower suspension bracket

7,13 by structure pressing plate 8 insulation engages fixed and by restraint zone 5 make inductance coil 3 and upper and

lower suspension bracket

7,13 one-tenths as a whole, upper and

lower suspension bracket

7,13 pass through to insulate arm-tie 10 and restraint zone 4 fixed; The controllable adjustment device by regulating winding 2 be connected external member 12 and constitute, regulating winding 2 is provided with regulates terminal 11 and outlet terminal 1, be connected and fixed regulating winding 2 by the fixing hole 14 on insulation press strip 21 end connecting holes 20 and the following suspension bracket 13, connect external member 11 and be fixed on down on the connecting plate 15 of suspension bracket 13; Be connected with the circuit of inductance coil 3 by regulating terminal 11 and being connected external member 12 formation regulating windings 2.

Inductance coil 3 every layer of winding are by the insulation flat aluminium wire that does not wait and around forming, the equal embedding of the lead of every layer of winding is around along in the teeth groove of equally distributed 42 the insulation tooth bar groups 16 of winding circumference, inductance coil 3 internal layers are provided with support ring 18a, skin is provided with reinforcing ring 17a, and the support ring 18a of internal layer and outer field reinforcing ring 17a axially are alternately distributed along coil; Regulating winding 2 windings then be by 22 embeddings of aluminium plain conductor around along forming in equally distributed 48 insulation press strip 21 teeth groove of circumference, its internal layer is provided with support ring 18b, skin is provided with reinforcing ring 17b, the initial termination of lead is fixed on the insulation press strip 21 by clamp 19; The coiling of inductance coil 3 and regulating winding 2 all is earlier with support ring 18a, b is inserted in winding former, again circumferentially with primary insulation press strip 21, make support ring 18a, b embeds in its transverse concave groove, lead is embedded respectively in each layer insulation press strip 21 grooves by design, between each layer insulation press strip 21 by boss and groove cooperate and the adhesive strip formation tooth bar of tooth bar junction between location structure, in external insulation press strip 21 outer felt around reinforcing ring 17a, b, with support ring 18a, b makes coil form the winding of a general frame structure along the axial arranged alternate of coil after the baking and curing.

Among this embodiment, upper and

lower suspension bracket

7,13 adopts six arm beams, weld between the Liang Yuliang, and in the junction one face down bonding connects hexagonal joint plate, there is twice restraint zone 6 to be fastened between each beam arm, make six arm suspension brackets form the overall fixed structure, Welding Structure pressing plate 8 below the outer end of each beam arm, have elongate recesses on the structure pressing plate 8 with press strip group engages fixed, one end of over sling 7 is welded with input terminal 9, fixing hole 14 fixed installation regulating windings are arranged on each beam of following suspension bracket 13, and the end of beam is welded with connecting plate 15, is electrically connected with regulating winding.Upper and

lower suspension bracket

7,13 and inductance coil are assembled, aim at winding corresponding insulation tooth bar group 16 by the elongate recesses on 12 structure pressing plates 8, with 12 restraint zones 4 inductance coil and upper and

lower suspension bracket

7,13 are fastened, with 12 restraint zones 5 six insulation arm-ties 10 are fastened with upper and

lower suspension bracket

7,13 simultaneously, paint-dipping drying solidifies the main body stable framework that the back forms reactor.

Among this embodiment, the connection external member 12 of controllable adjustment device is the chute structure, promptly connect external member 12 and be provided with chute 23, regulating winding is inserted in inductance coil, the six roots of sensation regulating winding press strip 21 that has end connecting hole 20 is close to following suspension bracket 13 6 beam arms, installs and fixes, confirm the adjusting terminal 11 that is suitable for after tested by fixing hole 14, adjust connection external member 12 by chute 23, with adjusted connection external member 12 regulating winding is electrically connected and mechanical connection with inductance coil at last.

Claims

1. a frame type dry hollow controllable reactor is characterized in that: be made up of inductance coil, upper and lower suspension bracket and controllable adjustment device; The structure of inductance coil adopts the insulated conductor embedding in the teeth groove of equally distributed insulation tooth bar group along the circumferential direction, the inboard support ring that embeds, the outer reinforcing ring that twines; Insulation tooth bar group makes inductance coil become as a whole with upper and lower suspension bracket with upper and lower suspension bracket by structure pressing plate insulation engages fixed and by restraint zone, and upper and lower suspension bracket is fixed by insulation arm-tie and restraint zone; The controllable adjustment device by regulating winding be connected external member and constitute, regulating winding is provided with regulates terminal and outlet terminal, be connected with the circuit of inductance coil by regulating terminal and being connected external member formation regulating winding, regulating winding be connected external member and all be fixed on down on the suspension bracket.

2. frame type dry hollow controllable reactor according to claim 1 is characterized in that: the support ring of inductance coil internal layer and outer field reinforcing ring axially are alternately distributed along coil.

3. frame type dry hollow controllable reactor according to claim 1 is characterized in that: restraint zone is arranged between inductance coil and the upper and lower suspension bracket, insulate between arm-tie and the upper and lower suspension bracket and between the upper and lower suspension bracket beam arm separately.

4. frame type dry hollow controllable reactor according to claim 1, it is characterized in that: the insulation press strip of insertion wire constitutes regulating winding by along the circumferential direction evenly distributing also, its internal layer is provided with support ring, and skin is provided with reinforcing ring, and the initial termination of lead is fixed on the insulation press strip by clamp.

5. frame type dry hollow controllable reactor according to claim 1 is characterized in that: connecting external member is the chute structure, promptly connects external member and is provided with chute, behind the selected adjusting terminal, adjusts fixedly connected external member by chute, connects and regulates terminal.