CN208225735U - The operation positioning device of off circuit tap changer - Google Patents
The operation positioning device of off circuit tap changer Download PDFInfo
- Publication number
- CN208225735U CN208225735U CN201620625945.7U CN201620625945U CN208225735U CN 208225735 U CN208225735 U CN 208225735U CN 201620625945 U CN201620625945 U CN 201620625945U CN 208225735 U CN208225735 U CN 208225735U
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- positioning
- shaft
- convex
- operation handle
- ring flange
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model discloses a kind of operation positioning devices of off circuit tap changer, it includes ring flange, shaft is coated in the centre bore of ring flange, the upper end of shaft is connected with operation handle, it is characterized by: the operation handle is sleeved in shaft, and it is connected by axial elasticity slipping mechanism with shaft sliding, the positioning bumps mechanism being mutually matched is equipped between the operation handle and ring flange, when needing to shift gears, when rotating the shaft by operation handle, the location dimples for positioning concave-convex mechanism and positioning convex platform separation, after rotation to setting gear, under the action of the screen resilience of axial elasticity slipping mechanism, the location dimples for positioning concave-convex mechanism and positioning convex platform intermeshing.The utility model by the installation and debugging precision for increasing substantially switch, positioning accuracy, operating handle is strong, optimizes the service performance of switch, has auto-reset function, be widely used in no excitation disk, on strip-shape tap switch.
Description
Technical field
The utility model relates to the operation positioning devices of off circuit tap changer.
Background technique
A kind of tap switch control mechanism, including connection tap switch moving contact system are disclosed in patent CN202678145
The control stick of system, ring flange, position fixing handle, retaining spring, protective cover, position fixing handle is circumferentially positioned in control stick and to be set with it
On, ring flange is circumferentially positioned in ring flange and to be set with thereon, is distributed on position fixing handle and ring flange and several to be matched respectively
Convex gear and recess, convex gear insertion recess positioning.It needs above to mention position fixing handle in shift, and retaining spring compressed energy-storage reinforces,
Convex gear and recess disengage, and position fixing handle imposes torque and go to required pressure regulation gear positions, to just putting down the handle being raised afterwards,
Under spring-force driven dual, convex gear insertion recess is relocated.It has basic operation positioning function, but its manipulator in structure
Feel not strong and do not have automatic reset function, drive gap cannot be overcome, it is more demanding to the switch accuracy of manufacture.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of tool in view of the deficiency of the prior art
The operation positioning device for the off circuit tap changer for having automatic reset function, positioning accuracy high.
The technology employed by the present utility model is the operation positioning device of off circuit tap changer comprising flange
Disk, is coated with shaft in the centre bore of ring flange, and the upper end of shaft is connected with operation handle, it is characterised in that: the operation
Taper knob is connected in the shaft, and through axial elasticity slipping mechanism with shaft sliding, the operation handle and ring flange it
Between be equipped with the positioning bumps mechanism that is mutually matched, when needing to shift gears, when rotating the shaft by operation handle, the positioning
The location dimples and positioning convex platform of concave-convex mechanism separate, after rotation to setting gear, in the screen resilience of axial elasticity slipping mechanism
Under the action of, the location dimples for positioning concave-convex mechanism and positioning convex platform intermeshing.
According to the above technical scheme, the side wall of the location dimples for positioning concave-convex mechanism and positioning convex platform passes through inclined-plane or oblique
Curved surface cooperation.
According to the above technical scheme, the cross-sectional shape of the positioning convex platform for positioning concave-convex mechanism is trapezoidal, spherical arc shape, circle
Taper, the shape of location dimples and the shape of positioning convex platform match.
According to the above technical scheme, lower end surface or the flange of operation handle is arranged in the positioning convex platform for positioning concave-convex mechanism
The upper surface of disk, location dimples are correspondingly arranged at the upper surface of ring flange or the lower end surface of operation handle.
According to the above technical scheme, the axial elasticity slipping mechanism includes the reset spring being sleeved in shaft and is installed on
Positioning pin or key in shaft, the both ends of the reset spring are respectively with operation handle and in the fixing piece phase of shaft upper end setting
Abutting, the positioning pin or key and the axial slippage slot phase configuration being arranged in operation handle.
According to the above technical scheme, locking nut, the inner end of the ring flange and ring flange are equipped in the upper end of ring flange
Seal arrangement.
According to the above technical scheme, the positioning convex platform for positioning concave-convex mechanism is one or symmetrical a pair.
According to the above technical scheme, the positioning convex platform for positioning concave-convex mechanism is one or more groups of, the concave-convex machine of the positioning
The number of the positioning convex platform of structure is consistent with gear quantity or at multiple proportion, arc-shaped distribution or circumferentially symmetrical.
According to the above technical scheme, on ring flange or operation handle is equipped with gear position digital, in operation handle or ring flange
Circumferential side wall gambling, which is won, is equipped with gear corresponding with gear position digital mark mark.
According to the above technical scheme, the lower end of the operation positioning device is connected with dish type or strip-shape tap switch ontology.
It is had the beneficial effect that acquired by the utility model
1, by positioning concave-convex mechanism configuration between the ring flange and operation handle of the utility model, when needing to shift gears,
Without lifting handle, but pass through direct operation handle rotating shaft, the location dimples and convex for positioning concave-convex mechanism
Platform separation, after rotation to setting gear, under the action of reset spring, the location dimples and convex for positioning concave-convex mechanism
The auto-reset function of tap switch is realized in platform intermeshing, will not generate error accumulation, and positioning accuracy is high, and operates letter
It is single.It is widely used in no excitation disk, strip-shape tap switch.
2, concave-convex mechanism and the axial slipping mechanism of elasticity are positioned by setting, the starting torque for switching gear shift operation it is larger and
There is feel, when reaching another gear, under the action of reset spring, location dimples and positioning convex platform are intermeshed, it may have very
Rival's sense, can increase substantially installation and debugging precision, optimize the service performance of switch, the stability of intensified operation.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model.
Fig. 2 is the cross-sectional view of A-A in Fig. 1.
Fig. 3 is the top view of ring flange in Fig. 1.
Fig. 4 is C-C cross-sectional view in Fig. 3.
Fig. 5 is the B-B cross-sectional view in Fig. 1.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figs. 1-5, the operation positioning device of off circuit tap changer comprising ring flange 8, in ring flange 8
Shaft 5 is coated in heart hole, the upper end of shaft 5 is connected with operation handle 3, and the upper section of the operation handle 3 is tubular, middle and lower sections
It is matched by axial elasticity slipping mechanism and shaft with shaft 5.The inner hole of the ring flange is sealed by sealing ring and shaft 5
Configuration, is set with pressing ring outside ring flange 8, is equipped with locking nut 7, locking nut 7 and 8 periphery of ring flange in the top of pressing ring
It is connected through a screw thread, the inside of the pressing ring passes through sealing ring and 8 seal arrangement of ring flange.Operation handle 3 and ring flange 8 it
Between be equipped with the positioning bumps mechanism that is mutually matched, the location dimples 12 for positioning concave-convex mechanism are arranged in 3 lower section of operation handle
Lower end surface (or upper surface of ring flange), positioning convex platform 11 is correspondingly arranged at upper surface (or the operation handle lower section of ring flange 8
Lower end surface), wherein the side wall of location dimples 12 and positioning convex platform 11 is cooperated by inclined-plane or skew surface, i.e. positioning convex platform 11
Cross-sectional shape can make convex when rotation process handle for trapezoidal, spherical arc shape, cone or other curve shapes
It is relatively easily detached between platform 11 and location dimples 12.The lower end of this positioning device can be opened with strip-shape tap switch or dish type tap
Ontology 10 is closed to be connected.
In the present embodiment, the axial elasticity slipping mechanism include the reset spring 2 being sleeved in shaft 5 and be installed on turn
Positioning pin 4 on axis, the both ends of the reset spring 2 offset with operation handle and in the fixing piece of shaft upper end setting respectively
It connects, axial slippage slot phase configuration positioning pin 4 and be arranged in operation handle.Wherein, fixing piece is to be installed in shaft end
The retaining ring 1 in portion.
In the present embodiment, the quantity of positioning convex platform 11 or location dimples 12 is one or more groups of, number and gear quantity
Consistent or at multiple proportion, arc-shaped distribution or circumferentially symmetrical on ring flange is also possible to and one or symmetrical
A pair, mainly depending on switch knob rotation angle range size.With circumferentially symmetrical point of location dimples 12 in the present embodiment figure
It is illustrated for cloth.
In the present embodiment, the operation handle 3 is made of nylon or engineering plastics.
When needing to shift gears, when rotating the shaft 5 by operation handle, the location dimples 12 for positioning concave-convex mechanism
It is separated with positioning convex platform 11, after rotation to setting gear, under the action of reset spring 2, the positioning for positioning concave-convex mechanism
Pit 12 and positioning convex platform 11 are intermeshed, and make it have auto-reset function.Gear is equipped in the circumferential edges of operation handle 3
Number is equipped with gear instruction 6 in ring flange outer circumferential walls, after finishing changing gear, gear number pointed by observation gear instruction 6
Word may know that gear where can be shown that tap change operation positioning device.
The utility model by the installation and debugging precision for increasing substantially switch, positioning accuracy, operating handle is strong, optimizes out
The service performance of pass is widely used in no excitation disk, on strip-shape tap switch.When being configured on Switch main body, roller is dynamic to be touched
When head, playback effect is more preferable.
Claims (9)
1. the operation positioning device of off circuit tap changer comprising ring flange is coated with shaft in the centre bore of ring flange,
The upper end of shaft is connected with operation handle, it is characterised in that: the operation handle is sleeved in shaft, and sliding by axial elasticity
Telephone-moving structure is connected with shaft sliding, and the positioning bumps mechanism being mutually matched is equipped between the operation handle and ring flange, described
The lower end surface of operation handle is arranged in for the positioning convex platform for positioning concave-convex mechanism or the upper surface of ring flange, location dimples are correspondingly arranged
In the upper surface of ring flange or the lower end surface of operation handle, when needing to shift gears, when rotating the shaft by operation handle, institute
The location dimples for positioning concave-convex mechanism and positioning convex platform separation are stated, after rotation to setting gear, in axial elasticity slipping mechanism
Under the action of screen resilience, the location dimples for positioning concave-convex mechanism and positioning convex platform intermeshing.
2. the operation positioning device of off circuit tap changer according to claim 1, it is characterised in that: the positioning is concave-convex
The location dimples of mechanism and the side wall of positioning convex platform are cooperated by inclined-plane or skew surface.
3. the operation positioning device of off circuit tap changer according to claim 1, it is characterised in that: the positioning is concave-convex
The cross-sectional shape of the positioning convex platform of mechanism is trapezoidal, spherical arc shape, cone, the shape of location dimples and the shape of positioning convex platform
Match.
4. the operation positioning device of off circuit tap changer according to claim 1 or 2 or 3, it is characterised in that: the axis
To the positioning pin or key that elastic slip mechanism includes the reset spring being sleeved in shaft and is installed in shaft, the reset bullet
The both ends of spring are abutted against with operation handle and in the fixing piece of shaft upper end setting respectively, the positioning pin or key in manipulator
The axial slippage slot phase configuration being arranged in handle.
5. the operation positioning device of off circuit tap changer according to claim 1 or 2 or 3, it is characterised in that: the method
The inside of blue disk is configured by sealing ring and rotating shaft sealing, is equipped with pressing ring in the periphery of ring flange, is equipped with lock in the upper end of pressing ring
Tight nut, the locking nut are threadedly coupled with ring flange, and the inside of the pressing ring and flangeseal configure.
6. the operation positioning device of off circuit tap changer according to claim 1 or 2 or 3, it is characterised in that: described fixed
The positioning convex platform of the concave-convex mechanism in position is one or more groups of, the number and gear quantity of the positioning convex platform for positioning concave-convex mechanism
Unanimously or at multiple proportion, arc-shaped distribution or circumferentially symmetrical.
7. the operation positioning device of off circuit tap changer according to claim 1 or 2 or 3, it is characterised in that: described fixed
The positioning convex platform of the concave-convex mechanism in position is one or symmetrical a pair.
8. the operation positioning device of off circuit tap changer according to claim 1 or 2 or 3, it is characterised in that: in flange
On disk or operation handle is equipped with gear position digital, is equipped in the circumferential side wall of operation handle or ring flange opposite with gear position digital mark
The gear cue mark answered.
9. the operation positioning device of off circuit tap changer according to claim 1 or 2 or 3, it is characterised in that: the behaviour
The lower end for making positioning device is connected with dish type or strip-shape tap switch ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625945.7U CN208225735U (en) | 2016-06-22 | 2016-06-22 | The operation positioning device of off circuit tap changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625945.7U CN208225735U (en) | 2016-06-22 | 2016-06-22 | The operation positioning device of off circuit tap changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208225735U true CN208225735U (en) | 2018-12-11 |
Family
ID=64531810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620625945.7U Active CN208225735U (en) | 2016-06-22 | 2016-06-22 | The operation positioning device of off circuit tap changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208225735U (en) |
-
2016
- 2016-06-22 CN CN201620625945.7U patent/CN208225735U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200103 Address after: 430223, No. 1, sunshine Avenue, temple Development Zone, Jiangxia District, Hubei, Wuhan Patentee after: Wuhan Taipu Transformer Changer Co., Ltd. Address before: 430223, No. 1, sunshine Avenue, temple Development Zone, Jiangxia District, Hubei, Wuhan Patentee before: Wuhan Taipu Lianhe Tap Switch Co., Ltd. |
|
| TR01 | Transfer of patent right |