CN105895405A - Operating and positioning apparatus of non-excitation tap switch - Google Patents
Operating and positioning apparatus of non-excitation tap switch Download PDFInfo
- Publication number
- CN105895405A CN105895405A CN201610458752.1A CN201610458752A CN105895405A CN 105895405 A CN105895405 A CN 105895405A CN 201610458752 A CN201610458752 A CN 201610458752A CN 105895405 A CN105895405 A CN 105895405A
- Authority
- CN
- China
- Prior art keywords
- positioning
- ring flange
- connector
- rotating shaft
- tap changer
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The invention discloses an operating and positioning apparatus of a non-excitation tap switch. The operating and positioning apparatus comprises a flange plate, wherein a rotary shaft is arranged in the center hole of the flange plate in a penetration manner; the upper end of the rotary shaft is connected with an operating handle; the operating and positioning apparatus is characterized in that a connecting part is arranged at the upper end of the flange plate; the connecting part is arranged on the rotary shaft in a sleeving manner, and is glidingly connected with the rotary shaft through an axial gliding mechanism; a reset spring is arranged between the connecting part and the operating handle; a positioning concave-convex mechanism with mutually-matched positioning concave pits and positioning bosses is arranged between the flange plate and the connecting part; when a gear-shifting operation is needed, the rotary shaft is rotated through the operating handle, and the positioning concave pits are separated from the positioning bosses of the positioning concave-convex mechanism; and after the gear is rotated to the set gear, the positioning concave pits and the positioning bosses of the positioning concave-convex mechanism are mutually meshed under the effect of the reset spring. By adoption of the operating and positioning apparatus, the mounting and debugging precision and the positioning precision of the switch can be dramatically improved; a strong operation hand feeling is realized; and the operational performance of the switch is optimized, so that the operating and positioning apparatus can be widely applicable to non-excitation disk-shaped and strip-shaped tap switches.
Description
Technical field
The present invention relates to the operation positioner of a kind of off circuit tap changer.
Background technology
Patent CN202678145 discloses a kind of tap switch control mechanism, including the behaviour connecting shunting switch movable contact system
Vertical pole, ring flange, position fixing handle, position spring, protective cover, position fixing handle is circumferentially positioned in stick and be set with on it, method
Blue dish is circumferentially positioned in ring flange and be set with on it, is distributed several convex shelves matched and recessed on position fixing handle and ring flange respectively
Shelves, convex shelves embed recessed shelves location.It needs when gearshift to carry position fixing handle, and location spring-compressed energy storage is afterburning, convex shelves and recessed
Shelves disengage, and position fixing handle imposes moment of torsion and goes to required pressure regulation gear positions, put down the handle being raised, under spring force,
Convex shelves embed recessed shelves and reorientate.It structurally possesses basic operation positioning function, but its operating handle the most by force and does not possesses
Automatic reset function, it is impossible to overcome drive gap, requires higher to the switch accuracy of manufacture.
Summary of the invention
The technical problem to be solved is that the not enough offer one existed for above-mentioned prior art has automatic homing merit
Energy, the operation positioner of the off circuit tap changer that positioning precision is high.
The technical solution adopted in the present invention is: the operation positioner of a kind of off circuit tap changer, and it includes ring flange,
Being coated with rotating shaft in the centre bore of ring flange, the upper end of rotating shaft connects operation handle, it is characterised in that: in the upper end of ring flange
Being provided with connector, described connector is sleeved in rotating shaft, and is connected with rotating shaft sliding, at connector by axial slip mechanism
And it is provided with back-moving spring between operation handle, between ring flange and connector, is provided with the concavo-convex mechanism in the location being mutually matched, when
When needing gearshift, when rotating described rotating shaft by operation handle, location dimples and the positioning boss of the concavo-convex mechanism in described location divide
From, rotate to set position, under the effect of back-moving spring, the location dimples of the concavo-convex mechanism in described location and positioning boss phase
Engagement mutually.
By technique scheme, the location dimples of the concavo-convex mechanism in described location is joined by inclined-plane or skew surface with the sidewall of positioning boss
Close.
By technique scheme, the shape of cross section of the positioning boss of the concavo-convex mechanism in described location is trapezoidal, spherical arc shape, circular cone
Shape, the shape of location dimples and the mating shapes of positioning boss.
By technique scheme, the positioning boss of the concavo-convex mechanism in described location is arranged on the upper surface of ring flange or the lower end of connector
Face, location dimples is correspondingly arranged at the lower surface of connector or the upper surface of ring flange.
By technique scheme, described operation handle is L-type handle, and it includes fixing end and upset end, described fixing end with turn
Axle be connected, one end of described upset end is hinged with fixing end, the other end with at ring flange or/and connector periphery setting
Locating slot arranges mutually.
By technique scheme, described axial slip mechanism includes the back-moving spring being sleeved in rotating shaft and determining of being installed in rotating shaft
Position pin or key, the two ends of described back-moving spring abut against with operation handle and connector respectively, described alignment pin or key be connected
The axial slip groove phase configuration offered in part.
By technique scheme, the lower end of described positioner is connected with strip-shape tap switch or dish type shunting switch.
By technique scheme, the curved distribution of positioning boss of the concavo-convex mechanism in described location or be circumferentially distributed.
By the quantity of the pit matched on technique scheme, the boss of ring flange upper end or pit and connector or boss with
Numbers of gear steps is consistent or becomes multiple symmetrical relations.
By technique scheme, ring flange is provided with gear numeral or gear instruction, is provided with gear numeral and handle at connector
On gear Warning Mark is set.
Having the beneficial effect that acquired by the present invention
1, by positioning the configuration of concavo-convex mechanism between ring flange and the connector of the present invention, when needs are shifted gears, manipulator is passed through
Handle rotating shaft, the location dimples of the concavo-convex mechanism in described location separates with positioning boss, rotates to set position, at reset bullet
Under the effect of spring, the location dimples of the concavo-convex mechanism in described location and positioning boss engage each other the merit that automatically resets realizing shunting switch
Can, error accumulation will not be produced, positioning precision is high, is widely used in without excitation disk, strip-shape tap switch.
2, by arranging the concavo-convex mechanism in location and axial slip mechanism, the initial moment of switch gear shift operation is relatively big and has feel,
When arriving another gear, under the effect of back-moving spring, location dimples engages each other with positioning boss, it may have the strongest location
Feel, can increase substantially installation and debugging precision, strengthens contact automatic reset function, optimizes the serviceability of switch, strengthening
The reliability of operation.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present invention.
Fig. 2 be in Fig. 1 A-A to sectional view.
Fig. 3 is the top view of ring flange in the present invention.
Fig. 4 be in Fig. 3 C-C to sectional view.
Fig. 5 be in Fig. 1 D-D to sectional view.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.
As Figure 1-5, the operation positioner of a kind of off circuit tap changer, it includes ring flange 9, at ring flange 9
Being coated with rotating shaft 3 in centre bore, the upper end of rotating shaft 3 connects operation handle 1, and the upper end of ring flange 9 is provided with connector
6, described connector 6 is sleeved in rotating shaft 3, and is connected with rotating shaft 3 sliding by elastic axially slipping mechanism, described axially
Slipping mechanism includes the back-moving spring 2 being sleeved in rotating shaft 3 and the alignment pin 5 being installed in rotating shaft, described back-moving spring 2
Two ends abut against with operation handle 1 and connector 6 respectively, described alignment pin 5 and the axial slip groove phase offered in connector
Configuration.Axial sealing ring and trim ring 13 is installed, configuration lock jack panel 8, locking screw above trim ring 13 in the lower section of ring flange 9
The female 8 screw thread phase configuration arranged with ring flange periphery.The location being mutually matched it is provided with concavo-convex between ring flange 9 and connector 6
Mechanism, the positioning boss 12 of the concavo-convex mechanism in described location is arranged on the lower surface of connector 6 (or upper surface of ring flange), fixed
Position pit 7 is correspondingly arranged at the upper surface (or lower surface of connector) of ring flange 9, wherein, location dimples 7 and convex
The sidewall of platform 12 is coordinated by inclined-plane or skew surface, i.e. the shape of cross section of positioning boss 12 can be rectangle, trapezoidal, ball arc
Shape or cone etc., the shape of location dimples and the mating shapes of positioning boss, when the torsional forces of operation handle acts on connection
Time on part 6, make relatively easily to depart between positioning boss and location dimples.Being configured with protective cover 10 outside trim ring 12, this is fixed
The lower end of position device can be connected with strip-shape tap switch or dish type shunting switch body 11.
In the present embodiment, described operation handle is L-type handle, and it includes fixing end and upset end, described fixing end and rotating shaft phase
Even, one end of described upset end is hinged with fixing end, is provided with gear and observes groove 14, set on ring flange on connector
Having gear groove 15, when described upset end inwardly overturns, its lower end inserts on the gear groove 15 on ring flange.On connector
It is provided with gear cue mark 4.
In the present embodiment, positioning boss or location dimples 7 are distributed in circumferencial direction in sector, and tooth cross section is trapezoidal.The present embodiment
Figure illustrates as a example by location dimples 7 is the most symmetrical on connector, ring flange is provided with gear numeral, when
So numeral may also be arranged on trim ring.The number of the positioning boss of the concavo-convex mechanism in described location is consistent with numbers of gear steps or becomes multiple to close
System.I.e. on flange location dimples or boss can be one or two be 180 ° symmetrical.
In the present embodiment, described connector and positioning boss use nylon or engineering plastics to make.
When needs are shifted gears, when rotating described rotating shaft 3 by operation handle, the location dimples 7 of the concavo-convex mechanism in described location is with fixed
Position boss 12 separates, and rotates to set position, and under the effect of back-moving spring 2, the location of the concavo-convex mechanism in described location is recessed
Hole 7 and positioning boss 12 engage each other so that it is have auto-reset function.
The present invention by increasing substantially the installation and debugging precision of switch, positioning precision, operating handle is strong, optimize the use of switch
Performance, is widely used in without on excitation disk, strip-shape tap switch.
Claims (10)
1. an operation positioner for off circuit tap changer, it includes ring flange, is coated with in the centre bore of ring flange
Rotating shaft, the upper end of rotating shaft connects operation handle, it is characterised in that: connector, described connection it is provided with in the upper end of ring flange
Part is sleeved in rotating shaft, and is connected with rotating shaft sliding by elastic axially slipping mechanism, is provided with phase between ring flange with connector
The concavo-convex mechanism in location of coupling mutually, when needs are shifted gears, when rotating described rotating shaft by operation handle, the concavo-convex mechanism in described location
Location dimples separate with positioning boss, rotate to after set position, under the resilience force effect of the axial slipping mechanism of elasticity, institute
State and position the location dimples of concavo-convex mechanism and positioning boss engages each other.
The operation positioner of a kind of off circuit tap changer the most according to claim 1, it is characterised in that: described fixed
The position location dimples of concavo-convex mechanism is coordinated by inclined-plane or skew surface with the sidewall of positioning boss.
The operation positioner of a kind of off circuit tap changer the most according to claim 1, it is characterised in that: described fixed
The shape of cross section of the positioning boss of the concavo-convex mechanism in position is rectangle, trapezoidal, spherical arc shape, cone, and the shape of location dimples is with fixed
The mating shapes of position boss.
The operation positioner of a kind of off circuit tap changer the most according to claim 1, it is characterised in that: described fixed
The positioning boss of the concavo-convex mechanism in position is arranged on the upper surface of ring flange or the lower surface of connector, and location dimples is correspondingly arranged at connection
The lower surface of part or the upper surface of ring flange.
5., according to the operation positioner of a kind of off circuit tap changer described in claim 1 or 2 or 3, its feature exists
In: described operation handle is L-type handle, and it includes fixing end and upset end, and described fixing end is connected with rotating shaft, described upset
End one end be hinged with fixing end, the other end with at ring flange or/and connector periphery setting locating slot arrange mutually.
6., according to the operation positioner of a kind of off circuit tap changer described in claim 1 or 2 or 3, its feature exists
In: described axial slip mechanism includes the back-moving spring being sleeved in rotating shaft and the alignment pin being installed in rotating shaft or key, described multiple
The two ends of position spring abut against with operation handle and connector respectively, and described alignment pin or key are axial sliding with offer in connector
Move groove phase configuration.
7. according to the operation positioner of a kind of off circuit tap changer described in described in claim 1 or 2 or 3, its feature
It is: the lower end of described positioner is connected with strip-shape tap switch or dish type shunting switch.
8., according to the operation positioner of a kind of off circuit tap changer described in claim 1 or 2 or 3, its feature exists
In the curved distribution of positioning boss of: the concavo-convex mechanism in described location or circumferentially it is distributed.
9., according to the operation positioner of a kind of off circuit tap changer described in claim 1 or 2 or 3, its feature exists
In: the boss of ring flange upper end or pit are consistent with numbers of gear steps with the quantity of the pit matched on connector or boss or become
Multiple symmetrical relations.
10. according to the operation positioner of a kind of off circuit tap changer described in claim 1 or 2 or 3, it is characterised in that:
Ring flange is provided with gear numeral or gear instruction, is provided with in gear numeral and handle at connector and gear Warning Mark is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458752.1A CN105895405A (en) | 2016-06-22 | 2016-06-22 | Operating and positioning apparatus of non-excitation tap switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610458752.1A CN105895405A (en) | 2016-06-22 | 2016-06-22 | Operating and positioning apparatus of non-excitation tap switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105895405A true CN105895405A (en) | 2016-08-24 |
Family
ID=56718180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610458752.1A Pending CN105895405A (en) | 2016-06-22 | 2016-06-22 | Operating and positioning apparatus of non-excitation tap switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105895405A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922802A (en) * | 2018-05-30 | 2018-11-30 | 国家电网公司 | A kind of load ratio bridging switch is quickly transferred the files device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000150263A (en) * | 1998-10-15 | 2000-05-30 | Maschinenfabrik Reinhausen Gmbh | Contact for load tap selector |
| CN2469531Y (en) * | 2001-03-28 | 2002-01-02 | 刘刚 | Contact positioner of transformer tap switch |
| CN202434356U (en) * | 2012-02-22 | 2012-09-12 | 浙江省三门腾龙电器有限公司 | Tap switch |
| CN203415471U (en) * | 2013-07-23 | 2014-01-29 | 浙江腾龙电器有限公司 | Bar-shaped tap switch |
-
2016
- 2016-06-22 CN CN201610458752.1A patent/CN105895405A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000150263A (en) * | 1998-10-15 | 2000-05-30 | Maschinenfabrik Reinhausen Gmbh | Contact for load tap selector |
| CN2469531Y (en) * | 2001-03-28 | 2002-01-02 | 刘刚 | Contact positioner of transformer tap switch |
| CN202434356U (en) * | 2012-02-22 | 2012-09-12 | 浙江省三门腾龙电器有限公司 | Tap switch |
| CN203415471U (en) * | 2013-07-23 | 2014-01-29 | 浙江腾龙电器有限公司 | Bar-shaped tap switch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922802A (en) * | 2018-05-30 | 2018-11-30 | 国家电网公司 | A kind of load ratio bridging switch is quickly transferred the files device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160824 |
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| RJ01 | Rejection of invention patent application after publication |