CN208225729U - A kind of operation positioning device for off circuit tap changer - Google Patents
A kind of operation positioning device for off circuit tap changer Download PDFInfo
- Publication number
- CN208225729U CN208225729U CN201620625439.8U CN201620625439U CN208225729U CN 208225729 U CN208225729 U CN 208225729U CN 201620625439 U CN201620625439 U CN 201620625439U CN 208225729 U CN208225729 U CN 208225729U
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- positioning
- shaft
- disk
- operation handle
- convex
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Abstract
The utility model discloses a kind of operation positioning devices for 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, positioning disk is set with outside ring flange, the positioning bumps mechanism being mutually matched is equipped between the operation handle and positioning disk, 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 a kind of operation positioning devices for 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, positioning disk is circumferentially positioned in ring flange and to be set with thereon, is distributed on position fixing handle and positioning disk 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 goes to required pressure regulation gear positions, the handle being raised are put down, in spring force
Under effect, convex gear insertion recess is relocated.It has basic operation positioning function in structure, but its operating handle is not strong
And do not have automatic reset function, and drive gap cannot be overcome, it is more demanding to the switch accuracy of manufacture.It has to lift when operation
It is rotated further by while handle.
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
There is the operation positioning device of high, the easy to operate off circuit tap changer of automatic reset function, positioning accuracy.
The technology employed by the present utility model is a kind of operation positioning device for off circuit tap changer,
Including ring flange, shaft is coated 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 is connected by axial elasticity slipping mechanism with shaft sliding, under operation handle
End, which is equipped with to extend, connects disk, is set with positioning disk outside the lower end of ring flange, extends and connect between disk and positioning disk equipped with mutual
The positioning bumps mechanism matched is equipped with positioning convex platform or location dimples extending the lower end surface for connecing disk, sets in the upper surface of positioning disk
There are location dimples or positioning convex platform, positioning convex platform and location dimples phase configuration, constitutes and position concave-convex mechanism, 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, rotation is to setting
After determining gear, under the action of the screen resilience of axial elasticity slipping mechanism, the location dimples for positioning concave-convex mechanism and positioning
Boss 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, the upper section of the operation handle is tubular, and interlude is matched with shaft, and lower section is tubular
Extension connects disk, is equipped with positioning convex platform or location dimples in the end of lower section.
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 positioning disk and ring flange are equipped in the upper end of positioning disk
Seal arrangement, periphery and shield seal arrangement.
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, gear position digital is equipped on positioning disk or in operation handle, in operation handle or positioning disk
Circumferential side wall be equipped with gear indication index corresponding with gear position digital 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 positioning disk and operation handle of the utility model, when needing to shift gears,
By operation handle rotating shaft, the location dimples for positioning concave-convex mechanism and positioning convex platform separation, rotation to setting gear
Afterwards, under the action of reset spring, the location dimples for positioning concave-convex mechanism and positioning convex platform intermeshing realize that tap is opened
The auto-reset function of pass will not generate error accumulation, and positioning accuracy is high, be widely used in no excitation disk, bar shaped tap is opened
It closes.
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.
3, when positioning convex platform, the setting of pit flank angle are reasonable, do not have to lift handle and directly operate when operation is shifted gears
Shift, it is easier that tune connects gear.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model.
Fig. 2 is the top view of positioning disk in Fig. 1.
Fig. 3 is the C-C cross-sectional view in Fig. 2.
Fig. 4 is D-D 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 1-4, a kind of operation positioning device for off circuit tap changer comprising ring flange 10, in method
Shaft 6 is coated in the centre bore of blue disk 10, the upper end of shaft 6 is connected with operation handle 4, and the upper section of the operation handle 4 is
Tubular, interlude is matched by axial elasticity slipping mechanism and shaft with shaft, and lower section is that tubular extension connects disk.In ring flange
Positioning disk 11 is set with outside 10 lower end, the upper end of the positioning disk 11 is equipped with locking nut 7, locking nut 7 and ring flange 10
It is threadedly coupled, is equipped with sealing ring 12 in the inside of positioning disk 11 and flangeseal configures, be equipped in the outside of positioning disk 11 close
Seal and 1 phase configuration of shield.Extending the positioning bumps mechanism for connecing and being equipped with and being mutually matched between disk and positioning disk 11, it is described fixed
The lower end surface (or upper surface of positioning disk) for extending and connecing disk is arranged in the positioning convex platform 9 of the concave-convex mechanism in position, and location dimples 14 are corresponding
The upper surface (or extending the lower end surface for connecing disk) of positioning disk 11 is set, wherein the side wall of location dimples 14 and positioning convex platform 9 is logical
Inclined-plane or skew surface cooperation are crossed, i.e., the cross-sectional shape of positioning convex platform 9 can be trapezoidal, spherical arc shape, cone or other curves
Shape makes relatively easily to be detached between positioning convex platform 9 and location dimples 14 when rotation process handle.Under this positioning device
End can be connected with strip-shape tap switch or dish type tap switch ontology 13.
In the present embodiment, the axial elasticity slipping mechanism include the reset spring 3 being sleeved in shaft 6 and be installed on turn
Positioning pin 5 on axis, the both ends of the reset spring 3 are respectively with operation handle 4 and in 2 phase of fixing piece of 6 upper end of shaft setting
It abuts, axial slippage slot phase configuration positioning pin 5 and be arranged in operation handle.Wherein, fixing piece is to be installed in shaft
The retaining ring 2 of end.
In the present embodiment, the quantity of positioning convex platform or location dimples 14 is one or more groups of, number and gear quantity one
It causes or at multiple proportion, arc-shaped distribution or is circumferentially distributed on positioning disk, with location dimples 14 in circle in the present embodiment figure
It is illustrated for week is symmetrical.
In the present embodiment, the operation handle 4 and positioning disk 11 is all made of nylon or engineering plastics are made.
It is described to position determining for concave-convex mechanism when by shaft 6 described in the direct rotary motion of operation handle when needing to shift gears
Position pit 14 and positioning convex platform 9 separate, after rotation to setting gear, under the action of reset spring 3, and the concave-convex mechanism of the positioning
Location dimples 14 and positioning convex platform 9 be intermeshed, make it have auto-reset function.It is equipped in the circumferential edges of positioning disk 11
Gear position digital is equipped with gear instruction 8 in operation handle outer circumferential walls, after finishing changing gear, pointed by observation gear instruction 8
Gear position digital 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.
Claims (9)
1. a kind of operation positioning device for off circuit tap changer comprising ring flange is worn in the centre bore of ring flange
Equipped with shaft, the upper end of shaft is connected with operation handle, it is characterised in that: the operation handle is sleeved in shaft, and is passed through
Axial elasticity slipping mechanism is connected with shaft sliding, is equipped with extension in the lower end of operation handle and connects disk, outside the lower end of ring flange
It is set with positioning disk, extends the positioning bumps mechanism for connecing and being equipped with and being mutually matched between disk and positioning disk, is connect under disk extending
End face be equipped with positioning convex platform or location dimples, the upper surface of positioning disk be equipped with location dimples or positioning convex platform, positioning convex platform with
Location dimples phase configuration constitutes and positions concave-convex mechanism, described when rotating the shaft by operation handle when needing to shift gears
Location dimples and the positioning convex platform separation for positioning concave-convex mechanism, after rotation to setting gear, in returning for axial elasticity slipping mechanism
Under the action of elastic force, the location dimples for positioning concave-convex mechanism and positioning convex platform intermeshing.
2. a kind of operation positioning device for off circuit tap changer according to claim 1, it is characterised in that: described
The side wall of the location dimples and positioning convex platform that position concave-convex mechanism is cooperated by inclined-plane or skew surface.
3. a kind of operation positioning device for off circuit tap changer according to claim 1, it is characterised in that: described
The cross-sectional shape for positioning the positioning convex platform of concave-convex mechanism is trapezoidal, spherical arc shape, cone, the shape and convex of location dimples
The shape of platform matches.
4. a kind of operation positioning device for off circuit tap changer according to claim 1 or 2 or 3, feature exist
In: the upper section of the operation handle is tubular, and interlude is matched with shaft, and lower section is that tubular extension connects disk, connects disk in extension
End be equipped with positioning convex platform or location dimples.
5. a kind of operation positioning device for off circuit tap changer according to claim 1 or 2 or 3, feature exist
In: the axial elasticity slipping mechanism includes the reset spring being sleeved in shaft and is installed in shaft positioning pin or key,
The both ends of the reset spring are abutted against with operation handle and in the fixing piece of shaft upper end setting respectively, the positioning pin or key
With the axial slippage slot phase configuration being arranged in operation handle.
6. a kind of operation positioning device for off circuit tap changer according to claim 1 or 2 or 3, feature exist
In: it is equipped with locking nut in the upper end of positioning disk, the inner end of the positioning disk and flangeseal configure, periphery and shield
Seal arrangement.
7. a kind of operation positioning device for off circuit tap changer according to claim 1 or 2 or 3, feature exist
Be in: the positioning convex platform for positioning concave-convex mechanism it is one or more groups of, the number of the positioning convex platform for positioning concave-convex mechanism with
Gear quantity is consistent or at multiple proportion, arc-shaped distribution or circumferentially symmetrical.
8. a kind of operation positioning device for off circuit tap changer according to claim 1 or 2 or 3, feature exist
In: it is equipped with gear position digital on positioning disk or in operation handle, is equipped with and gear in the circumferential side wall of operation handle or positioning disk
Number indicates corresponding gear Warning Mark.
9. a kind of operation positioning device for off circuit tap changer according to claim 1 or 2 or 3, feature exist
In: the lower end of the operation positioning device is connected with dish type or strip-shape tap switch ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625439.8U CN208225729U (en) | 2016-06-22 | 2016-06-22 | A kind of operation positioning device for off circuit tap changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625439.8U CN208225729U (en) | 2016-06-22 | 2016-06-22 | A kind of operation positioning device for off circuit tap changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208225729U true CN208225729U (en) | 2018-12-11 |
Family
ID=64531807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620625439.8U Active CN208225729U (en) | 2016-06-22 | 2016-06-22 | A kind of operation positioning device for off circuit tap changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208225729U (en) |
-
2016
- 2016-06-22 CN CN201620625439.8U patent/CN208225729U/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: 20200106 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 |