CN204441113U - Reactance vacuum bar shaped on load tap changer - Google Patents

Reactance vacuum bar shaped on load tap changer Download PDF

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Publication number
CN204441113U
CN204441113U CN201520136111.5U CN201520136111U CN204441113U CN 204441113 U CN204441113 U CN 204441113U CN 201520136111 U CN201520136111 U CN 201520136111U CN 204441113 U CN204441113 U CN 204441113U
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CN
China
Prior art keywords
bar shaped
mounting plate
insulated mounting
slide block
guide post
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.)
Withdrawn - After Issue
Application number
CN201520136111.5U
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Chinese (zh)
Inventor
李萍
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.)
Shanghai Huaming Power Equipment Co Ltd
Original Assignee
Shanghai Huaming Power Equipment Co Ltd
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 Shanghai Huaming Power Equipment Co Ltd filed Critical Shanghai Huaming Power Equipment Co Ltd
Priority to CN201520136111.5U priority Critical patent/CN204441113U/en
Application granted granted Critical
Publication of CN204441113U publication Critical patent/CN204441113U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Disclosed in the utility model, reactance vacuum bar shaped on load tap changer, comprises the insulated mounting plate be arranged on Connection Block, insulated mounting plate is provided with three-phase static contact component and three-phase vacuum bubbles group; On guide post, slide arrangement has three slide blocks, intrinsic moving contact mount pad on each slide block, and the lower end of three moving contact mount pads extends in three-phase static contact component respectively; The bar shaped cam that three slide blocks are coupled together, on bar shaped cam, interval is configured with some projections, these protruding moved end actions driving vacuum bubbles, be characterized in linear electric motors are installed on Connection Block, described linear electric motors drive one of them slide block to carry out straight reciprocating motion along described guide post, and this slide block also carries out straight reciprocating motion along described guide post by other two slide blocks of described bar shaped cam driven.The transmission mechanism of reactance vacuum bar shaped on load tap changer of the present utility model eliminates bevel gearing of the prior art, and make structure more simple, cost is lower.

Description

Reactance vacuum bar shaped on load tap changer
Technical field
The utility model includes on-load shunting switch technical field, particularly reactance vacuum bar shaped on load tap changer.
Background technology
MR company of Germany has applied for the Chinese invention patent of following application number in China: 1, application number is 201380020450.0, and denomination of invention is " on load tap changer "; 2, application number is 201380020745.8, and denomination of invention is " on load tap changer "; 3, application number is 201380020207.9, and denomination of invention is " on load tap changer "; 4, application number is 201380020742.4, and denomination of invention is " on load tap changer ".The claimed core of above-mentioned four patents of invention is exactly selector osculating element and for handling by means of common described motor drive without the switching device interruptedly switched, make when do not have middle connect accumulator realize the switching device that the actuation movement of motor drive imported at least one selector osculating element described and is used for without interruptedly switching.
But its motor drive is all drive a central screw mandrel by means of bevel gearing in above-mentioned four applications for a patent for invention; Each slide has an independent feed screw nut; Feed screw nut's acting in conjunction of screw mandrel and each slide; And rotational motion can be converted to synchronously vertically moving of multiple slide, selector contact not only movable thus but also vacuum switch tube can be handled.
Therefore all there is complicated mechanism, problem that cost is high in the technical scheme of above-mentioned four applications for a patent for invention.
Utility model content
Technical problem to be solved in the utility model is for existing on load tap changer complicated mechanism, and cost is higher and the reactance vacuum bar shaped on load tap changer of designs simplification that proposes.
Technical problem to be solved in the utility model can be achieved through the following technical solutions:
Reactance vacuum bar shaped on load tap changer, comprising:
A connecting seat;
One to be arranged on described Connection Block bottom surface and insulated mounting plate in list structure, and described insulated mounting plate has relative first surface and second and on described insulated mounting plate, offers a closed at both ends along its length and the elongated slot of through first surface and second;
Be arranged on the three-phase static contact component below described insulated mounting plate first surface along described insulated mounting plate length direction interval, in every phase static contact component, be configured with some fixed contacts along described insulated mounting plate length direction interval;
At least one guide post extended along described insulated mounting plate length direction, the two ends of described guide post are supported on the first surface two ends along its length of described insulated mounting plate by guide rod support;
Three slide blocks of slide arrangement on described guide post, each slide block is fixed with a moving contact mount pad, the lower end of three moving contact mount pads extends in three-phase static contact component respectively, and the position extended in corresponding phase static contact component at each moving contact mount pad is configured with moving contact; In handoff procedure, described moving contact is driven by described slide block, moving contact mount pad and slides to another fixed contact by a fixed contact;
One is configured in the outside of described insulated mounting plate second and the bar shaped cam coupled together by connector by described three slide blocks, described bar shaped cam extends along the length direction of described insulated mounting plate, is configured with some projections at the upper limb interval of described bar shaped cam;
The three-phase vacuum bubbles group on described insulated mounting plate second is arranged on along described insulated mounting plate length direction interval, every phase vacuum bubbles group is two vacuum bubbles, the moved end of each vacuum bubbles is driven by the difference projection on the bar shaped cam of movement, it is characterized in that: also comprise:
One is arranged on the linear electric motors on described Connection Block bottom surface, described linear electric motors drive one of them slide block to carry out straight reciprocating motion along described guide post, and this slide block also carries out straight reciprocating motion along described guide post by other two slide blocks of described bar shaped cam driven.
In a preferred embodiment of the present utility model, the output shaft of described linear electric motors is a pull bar, and described pull bar is connected with described slide block and promotes this slide block and carries out straight reciprocating motion along described guide post.
In a preferred embodiment of the present utility model, the output shaft of described linear electric motors is a screw mandrel, and in described slide block, be configured with nut, described screw mandrel drives this slide block to carry out straight reciprocating motion along described guide post by described nut.
In a preferred embodiment of the present utility model, described connector is through the elongated slot on described insulated mounting plate.
In a preferred embodiment of the present utility model, be configured with connecting rod, be configured with roller in the upper end of described connecting rod in the moved end of each vacuum bubbles, when described bar shaped cam moves, described roller rolls on the upper limb of described bar shaped cam.
In a preferred embodiment of the present utility model, every phase static contact component comprises a pair supporting bracket and a fixed contact mounting panel, and the two ends of described fixed contact mounting panel are supported on the first surface of described insulated mounting plate near the place of described insulated mounting plate lower edge by a pair supporting bracket; Certain gap is left between the back side of described fixed contact mounting panel and the first surface of described insulated mounting plate; Described some fixed contact intervals are arranged on described fixed contact mounting panel.
Owing to have employed technical scheme as above, the transmission mechanism of reactance vacuum bar shaped on load tap changer of the present utility model eliminates bevel gearing of the prior art, and make structure more simple, cost is lower.
Accompanying drawing explanation
Fig. 1 is reactance vacuum bar shaped on load tap changer structural representation (inclination certain angle) of the present utility model.
Fig. 2 is the utility model reactance vacuum bar shaped on load tap changer Facad structure schematic diagram.
Fig. 3 is the utility model reactance vacuum bar shaped on load tap changer structure schematic diagram.
Embodiment
See Fig. 1 to Fig. 3, the reactance vacuum bar shaped on load tap changer provided in figure, comprises a Connection Block 100, and the bottom surface of Connection Block 100 is provided with the insulated mounting plate 300 that is list structure.
Insulated mounting plate 300 has relative front 310 and the back side 320, and the place near upper limb on insulated mounting plate 300 offers a closed at both ends and the elongated slot 340 at through front 310 and the back side 320 along its length.
Along insulated mounting plate 300 length direction interval, three-phase static contact component 410,420,430 is installed near the place of insulated mounting plate 300 lower edge in the front 310 of insulated mounting plate 300.
Every phase static contact component 410,420,430 comprises a pair supporting bracket 411,412,421,422,431,432 and fixed contact mounting panel 413,423,433, and the two ends of fixed contact mounting panel 413,423,433 are supported on the front 310 of insulated mounting plate 300 near the place of insulated mounting plate 300 lower edge by a pair supporting bracket 411,412,421,422,431,432; Certain gap is left between the back side of fixed contact mounting panel 413,423,433 and the front 310 of insulated mounting plate 300; Some fixed contact 414,424,434 intervals are arranged on fixed contact mounting panel 413,423,433.
The reactance vacuum bar shaped on load tap changer provided in figure has two guide posts 510,520, and the two ends of two guide posts 510,520 are supported on two ends along its length, insulated mounting plate 300 front 310 by a pair guide rod support 530,540.A pair guide rod support 530,540 is parallel to each other and extends along insulated mounting plate 300 length direction.
At a pair guide post 510, three slide blocks 610 are configured with to interval sliding on 520, 620, 630, at each slide block 610, 620, a moving contact mount pad 640 is fixed with on 630, 650, 660, three moving contact mount pads 640, 650, the lower end of 660 extends into three-phase static contact component 410 respectively, 420, fixed contact mounting panel 413 in 430, 423, in gap between the back side of 433 and the front 310 of insulated mounting plate 300, at each moving contact mount pad 640, 650, 660 extend into three-phase static contact component 410, 420, fixed contact mounting panel 413 in 430, 423, position in gap between the back side of 433 and the front 310 of insulated mounting plate 300 is configured with moving contact 641, 651, 661.In handoff procedure, moving contact 641,651,661 by slide block 610,620,630, moving contact mount pad 640,650,660 drives and slides to another fixed contact 414,424,434 by a fixed contact 414,424,434.
The reactance vacuum bar shaped on load tap changer provided in figure also comprises a bar shaped cam 700, bar shaped cam 700 is configured in the outside at insulated mounting plate 300 back side 320 and is coupled together by connector by three slide blocks 610,620,630, and connector is through the elongated slot 340 on insulated mounting plate 300.Bar shaped cam 700 extends along the length direction of insulated mounting plate 300 and follows a middle slide block 620 and moves and drive other two slide blocks 610,630 to move simultaneously.Some protruding 740 are configured with at the upper limb interval of bar shaped cam 700.
Along between insulated mounting plate 300 length direction, three-phase vacuum bubbles group 810 is separated with at the back side 320 of insulated mounting plate 300, 820, 830, every phase vacuum bubbles group 810, 820, 830 is two vacuum bubbles 811, 812, 821, 822, 831, 832, each vacuum bubbles 811, 812, 821, 822, 831, the moved end of 832 is configured with connecting rod 813, 814, 823, 824, 833, 834, at connecting rod 813, 814, 823, 824, 833, the upper end of 834 is configured with roller 815, 816, 825, 826, 835, 836, when bar shaped cam 700 moves, roller 815, 816, 825, 826, 835, 836 roll on the upper limb of bar shaped cam 700.By protruding 740 drivings of the difference on the bar shaped cam 700 of movement according to certain sequential action.
Feature of the present utility model is exactly that driving mechanism adopts linear electric motors 200, linear electric motors 200 drive slide block 620 to carry out straight reciprocating motion along a pair guide post 510,520, and slide block 620 then drives two other slide block 610,630 to carry out straight reciprocating motion along a pair guide post 510,520 by bar shaped cam 700.
The mode that linear electric motors 200 drive slide block 620 to carry out straight reciprocating motion along a pair guide post 510,520 has following two kinds, a kind of be the output shaft of linear electric motors 200 is a pull bar (not shown), pull bar is connected with slide block 620, push rod, when the axis of linearly motor 200 carries out straight reciprocating motion, promotes slide block 620 and carries out straight reciprocating motion along a pair guide post 510,520.Another is the output shaft of linear electric motors 200 is a screw mandrel 210, a nut is configured with in slide block 620, linear electric motors 200 drive screw mandrel 210 to rotate, the rotary motion passband of screw mandrel 210 moves nut and carries out straight reciprocating motion along the axis of screw mandrel 210, and the straight reciprocating motion of nut is then with movable slider 620 to carry out straight reciprocating motion along a pair guide post 510,520.
The utility model adopts linear electric motors 200 to be used as driving mechanism, eliminates bevel gearing of the prior art, and make structure more simple, cost is lower.

Claims (6)

1. reactance vacuum bar shaped on load tap changer, comprising:
A connecting seat;
One to be arranged on described Connection Block bottom surface and insulated mounting plate in list structure, and described insulated mounting plate has relative first surface and second and on described insulated mounting plate, offers a closed at both ends along its length and the elongated slot of through first surface and second;
Be arranged on the three-phase static contact component below described insulated mounting plate first surface along described insulated mounting plate length direction interval, in every phase static contact component, be configured with some fixed contacts along described insulated mounting plate length direction interval;
At least one guide post extended along described insulated mounting plate length direction, the two ends of described guide post are supported on the first surface two ends along its length of described insulated mounting plate by guide rod support;
Three slide blocks of slide arrangement on described guide post, each slide block is fixed with a moving contact mount pad, the lower end of three moving contact mount pads extends in three-phase static contact component respectively, and the position extended in corresponding phase static contact component at each moving contact mount pad is configured with moving contact; In handoff procedure, described moving contact is driven by described slide block, moving contact mount pad and slides to another fixed contact by a fixed contact;
One is configured in the outside of described insulated mounting plate second and the bar shaped cam coupled together by connector by described three slide blocks, described bar shaped cam extends along the length direction of described insulated mounting plate, is configured with some projections at the upper limb interval of described bar shaped cam;
The three-phase vacuum bubbles group on described insulated mounting plate second is arranged on along described insulated mounting plate length direction interval, every phase vacuum bubbles group is two vacuum bubbles, the moved end of each vacuum bubbles is driven by the difference projection on the bar shaped cam of movement, it is characterized in that: also comprise:
One is arranged on the linear electric motors on described Connection Block bottom surface, described linear electric motors drive one of them slide block to carry out straight reciprocating motion along described guide post, and this slide block also carries out straight reciprocating motion along described guide post by other two slide blocks of described bar shaped cam driven.
2. reactance vacuum bar shaped on load tap changer as claimed in claim 1, it is characterized in that, the output shaft of described linear electric motors is a pull bar, and described pull bar is connected with described slide block and promotes this slide block and carries out straight reciprocating motion along described guide post.
3. reactance vacuum bar shaped on load tap changer as claimed in claim 1, it is characterized in that, the output shaft of described linear electric motors is a screw mandrel, and in described slide block, be configured with nut, described screw mandrel drives this slide block to carry out straight reciprocating motion along described guide post by described nut.
4. reactance vacuum bar shaped on load tap changer as claimed in claim 1, is characterized in that, described connector is through the elongated slot on described insulated mounting plate.
5. reactance vacuum bar shaped on load tap changer as claimed in claim 1, it is characterized in that, be configured with connecting rod in the moved end of each vacuum bubbles, be configured with roller in the upper end of described connecting rod, when described bar shaped cam moves, described roller rolls on the upper limb of described bar shaped cam.
6. reactance vacuum bar shaped on load tap changer as claimed in claim 1, it is characterized in that, every phase static contact component comprises a pair supporting bracket and a fixed contact mounting panel, and the two ends of described fixed contact mounting panel are supported on the first surface of described insulated mounting plate near the place of described insulated mounting plate lower edge by a pair supporting bracket; Certain gap is left between the back side of described fixed contact mounting panel and the first surface of described insulated mounting plate; Described some fixed contact intervals are arranged on described fixed contact mounting panel.
CN201520136111.5U 2015-03-10 2015-03-10 Reactance vacuum bar shaped on load tap changer Withdrawn - After Issue CN204441113U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520136111.5U CN204441113U (en) 2015-03-10 2015-03-10 Reactance vacuum bar shaped on load tap changer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520136111.5U CN204441113U (en) 2015-03-10 2015-03-10 Reactance vacuum bar shaped on load tap changer

Publications (1)

Publication Number Publication Date
CN204441113U true CN204441113U (en) 2015-07-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520136111.5U Withdrawn - After Issue CN204441113U (en) 2015-03-10 2015-03-10 Reactance vacuum bar shaped on load tap changer

Country Status (1)

Country Link
CN (1) CN204441113U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104810168A (en) * 2015-03-10 2015-07-29 上海华明电力设备制造有限公司 Reactance type vacuum bar-shaped on-load tap switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104810168A (en) * 2015-03-10 2015-07-29 上海华明电力设备制造有限公司 Reactance type vacuum bar-shaped on-load tap switch

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GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20150701

Effective date of abandoning: 20170426