CN220710187U - Locking spring piece for isolating switch - Google Patents
Locking spring piece for isolating switch Download PDFInfo
- Publication number
- CN220710187U CN220710187U CN202322447962.9U CN202322447962U CN220710187U CN 220710187 U CN220710187 U CN 220710187U CN 202322447962 U CN202322447962 U CN 202322447962U CN 220710187 U CN220710187 U CN 220710187U
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- China
- Prior art keywords
- shaft hole
- sheet body
- reinforcing unit
- locking spring
- hole
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 47
- 238000005452 bending Methods 0.000 claims description 26
- 238000003466 welding Methods 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 description 7
- 238000004080 punching Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Abstract
The utility model discloses a locking spring piece for an isolating switch, which structurally comprises an annular part and a mandrel connecting piece connected with the annular part, wherein the mandrel connecting piece comprises a sheet body, a shaft hole is formed in the sheet body, a reinforcing unit positioned at the shaft hole is arranged on the sheet body, so that the contact area between the mandrel connecting piece and a mandrel of the isolating switch is increased through the reinforcing unit, and the reinforcing unit is provided with an encircling structure consistent with the shaft hole in configuration.
Description
Technical Field
The utility model relates to the technical field of spring pieces, in particular to a locking spring piece for an isolating switch.
Background
The rotary isolating switch is used for preventing or allowing current to flow in the electrified state, so that a part of the power distribution device, which is required to be powered off, is reliably isolated from a live part; the locking spring component is arranged in the control mechanism of the rotary isolating switch, and in the working process of the control mechanism of the rotary isolating switch, the locking spring component is required to bear impact force, so that high requirements are put on the structure of the locking spring component.
Currently, chinese patent publication No. CN107248469B discloses a locking spring member and a rotary isolating switch, which includes: the annular component is provided with a through hole and a notch extending along the radial direction of the through hole, and the notch is communicated with the through hole; the mandrel connecting piece comprises a fixing part and a mounting part which are connected with each other, the mandrel connecting piece is connected with the annular part through the fixing part, the mounting part is arranged in the through hole, the mounting part comprises a disc body and more than two mandrel matching bulges, the disc body is provided with a positioning hole, the axis of the positioning hole is coincident with or parallel to the axis of the through hole, and the more than two mandrel matching bulges surround the positioning hole, are arranged at intervals and extend from the edge of the disc body adjacent to the positioning hole along the axial direction of the positioning hole; the mandrel connecting piece of the rotary isolating switch utilizes transition fit or interference fit between the fit protrusions and the mandrel, can ensure the stability of connection between the fit protrusions and the mandrel and rotation synchronism, and has the advantages that the fit protrusions are multiple, and no connection relation (gaps exist between the protrusions), so that the structural strength of the mandrel is common, the mandrel can generate rotation stress when rotating, the rotation stress can be conducted to the fit protrusions, the fit protrusions are of bending structures, deformation and bending can be easily generated after the mandrel is stressed, the use fatigue of the fit protrusions is easily caused after long-time use, the service life is influenced, and the fit stability of the mandrel is also influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a locking spring piece for an isolating switch so as to solve the technical problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a locking spring spare for isolator, is including annular part and the dabber connecting piece that is connected with annular part, the dabber connecting piece includes the lamellar body and has seted up the shaft hole on the lamellar body, is provided with the reinforcing unit that is located shaft hole department on the lamellar body to increase the area of contact of dabber connecting piece and rotatory isolator dabber through the reinforcing unit, the reinforcing unit has the structure of surrounding unanimous with the shaft hole configuration.
The utility model is further provided with: the reinforcing unit is a bending piece integrally formed with the sheet body, one end of the bending piece, which is close to the sheet body, forms a bending section, the bending piece is provided with a reinforcing hole matched with the shaft hole, and the bending piece is tightly attached to the sheet body in a bending state and the reinforcing hole is aligned with the shaft hole.
The utility model is further provided with: the reinforcing unit is a surrounding frame, the surrounding frame and the shaft hole are coaxially arranged, a surrounding hole matched with the shaft hole is formed in the middle of the reinforcing unit, and the surrounding frame and the sheet body are fixedly connected in a welding mode.
The utility model is further provided with: the reinforcing unit is a circular plate, surrounding holes matched with the shaft holes are formed in the center of the circular plate, at least two riveting holes are formed in the upper surface of the circular plate at equal intervals on the periphery of the shaft holes, and a plurality of riveting heads matched with the riveting holes are arranged on one side of the circular plate and fixedly connected with the circular plate in a riveting mode.
The utility model is further provided with: the number of the riveting holes and the riveting heads is four.
The utility model is further provided with: the shaft holes may be triangular, rectangular or hexagonal.
The utility model is further provided with: the mandrel connecting piece and the reinforcing unit are made of metal materials.
In summary, the utility model has the following beneficial effects: through setting up the area of contact that the reinforcing unit increased dabber connecting piece and rotatory isolator dabber, and the reinforcing unit is for the structure of surrounding unanimous with the shaft hole configuration makes the reinforcing member realize surrounding spacing to the dabber, effectively improves the cooperation stability between dabber connecting piece and the dabber, improves the life of reinforcing member simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of another embodiment of a mandrel connector according to the present utility model;
FIG. 3 is a schematic view of a mandrel connector according to another embodiment of the present utility model;
fig. 4 is a schematic diagram illustrating the structure of fig. 3 in a split manner.
Reference numerals: 1. an annular member; 10. a mandrel connection; 2. a sheet body; 20. a shaft hole; 3. bending the sheet; 30. a bending section; 31. reinforcing holes; 4. enclosing and closing a frame; 40. enclosing the hole; 5. a wafer; 50. surrounding the hole; 51. riveting holes; 52. and (5) riveting.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a locking spring member for a disconnecting switch according to an embodiment of the present utility model includes an annular member 1 and a mandrel connecting member 10 connected to the annular member 1, where the mandrel connecting member 10 includes a sheet 2, a shaft hole 20 is formed in the sheet 2, a reinforcing unit located at the shaft hole 20 is disposed on the sheet 2, so as to increase a contact area between the mandrel connecting member 10 and a mandrel of the disconnecting switch through the reinforcing unit, and the reinforcing unit has an enclosing structure consistent with a configuration of the shaft hole 20.
When the locking spring piece is used, the locking spring piece comprises an annular component 1 and an axle center connecting piece connected with the annular component 1, the annular component 1 is fixedly connected with the axle center connecting piece 10 through two rivets, the contact area between the axle center connecting piece 10 and the rotary isolating switch axle is increased through the arrangement of the reinforcing unit, and the reinforcing unit is of a surrounding structure consistent with the axle hole 20 in configuration, so that the reinforcing piece surrounds the axle center to limit, the matching stability between the axle center connecting piece 10 and the axle center is effectively improved, and the service life of the reinforcing piece is prolonged.
The reinforcing unit is a bending piece 3 integrally formed with the sheet body 2, one end, close to the sheet body 2, of the bending piece 3 forms a bending section 30, a reinforcing hole 31 matched with the shaft hole 20 is formed in the bending piece 3, the bending piece 3 is tightly attached to the sheet body 2 in a bending state, and the reinforcing hole 31 is aligned with the shaft hole 20.
When the reinforcing unit is used, the reinforcing unit is the bending piece 3 integrally formed with the sheet body 2, the mandrel connecting piece 10 is obtained by one-time punching through punching equipment during processing, the reinforcing hole 31 is punched and formed during punching, and then the bending piece is directly bent along the bending end until one side of the bending piece is tightly attached to the sheet body 2.
The reinforcing unit is a surrounding frame 4, the surrounding frame 4 and the shaft hole 20 are coaxially arranged, a surrounding hole 40 matched with the shaft hole 20 is formed in the middle of the surrounding frame, and the surrounding frame 4 and the sheet body 2 are fixedly connected in a welding mode.
When in use, the reinforcing unit is a surrounding frame 4, and the surrounding frame 4 is welded with the sheet body 2 through spot welding equipment, and the welding connection mode can effectively enhance the connection strength of the reinforcing unit and the sheet body 2.
The reinforcing unit is a circular plate 5, a surrounding hole 50 matched with the shaft hole 20 is formed in the center of the circular plate 5, at least two riveting holes 51 are formed in the upper surface of the sheet body 2, which is located at the periphery of the shaft hole 20 at equal intervals, a plurality of riveting heads 52 matched with the riveting holes 51 are arranged on one side of the circular plate 5, and the circular plate is fixedly connected with the sheet body 2 in a riveting mode.
When the sheet metal connecting structure is used, the reinforcing unit is a sheet metal 5, and when the sheet metal connecting structure is installed, each rivet 52 of the sheet metal 5 is aligned with and pressed into a corresponding number of rivet holes 51 on the sheet metal 2, the connecting mode is in place in one step, and the connecting stability between the sheet metal 2 and the sheet metal 5 is ensured;
furthermore, the disc 5 can be allowed to be removed by riveting connection, so that the disc 5 is convenient to maintain and replace independently.
The number of the rivet holes 51 and the rivet heads 52 is four.
When the riveting die 52 and the riveting holes 51 are used, the production and manufacturing cost of the workpiece is increased when the number of the riveting die 52 and the riveting holes 51 is too large, and the connection strength between the workpieces is easily affected when the number of the riveting die 52 and the riveting holes 51 is too small.
The shaft aperture 20 may be triangular, rectangular or hexagonal.
In use, the shaft bore 20 may be triangular rectangular or hexagonal to accommodate connection mating with different mandrels.
The mandrel connector 10 and the reinforcing unit are made of metal materials.
When the mandrel connector 10 and the reinforcing unit are made of metal materials, the integral self strength can be effectively improved, the load impact bearing capacity is improved, the mandrel connector is not easy to damage, and the service life is prolonged.
Also, the terms pointed out by the present utility model are as follows: the directional or positional relationships indicated by the terms "front", "rear", "vertical", "horizontal", etc., are based on the directional or positional relationships shown in the drawings, are merely for convenience in describing the utility model and to simplify the description, and are not indicative or implying that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed to limit the scope of the utility model.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (7)
1. A locking spring member for a disconnector, comprising an annular member (1) and a spindle connection (10) connected to the annular member (1), characterized in that: the mandrel connecting piece (10) comprises a sheet body (2) and a shaft hole (20) is formed in the sheet body (2), a reinforcing unit located at the shaft hole (20) is arranged on the sheet body (2) so as to increase the contact area between the mandrel connecting piece (10) and the mandrel of the rotary isolating switch through the reinforcing unit, and the reinforcing unit is provided with a surrounding structure consistent with the configuration of the shaft hole (20).
2. The locking spring member for a disconnector of claim 1, characterized in that: the reinforcing unit is a bending piece (3) integrally formed with the sheet body (2), one end, close to the sheet body (2), of the bending piece (3) forms a bending section (30), a reinforcing hole (31) matched with the shaft hole (20) is formed in the bending piece (3), and the bending piece (3) is tightly attached to the sheet body (2) in a bending state, and the reinforcing hole (31) is aligned with the shaft hole (20).
3. The locking spring member for a disconnector of claim 1, characterized in that: the reinforcing unit is a surrounding frame (4), the surrounding frame (4) and the shaft hole (20) are coaxially arranged, a surrounding hole (40) matched with the shaft hole (20) is formed in the middle of the surrounding frame, and the surrounding frame (4) and the sheet body (2) are fixedly connected in a welding mode.
4. The locking spring member for a disconnector of claim 1, characterized in that: the reinforcing unit is a disc (5), a surrounding hole (50) matched with the shaft hole (20) is formed in the center of the disc (5), at least two riveting holes (51) are formed in the upper surface of the sheet body (2) at equal intervals on the periphery of the shaft hole (20), and a plurality of riveting heads (52) matched with the riveting holes (51) are arranged on one side of the disc (5) and fixedly connected with the sheet body (2) in a riveting mode.
5. The locking spring member for a disconnector of claim 4, characterized in that: the number of the rivet holes (51) and the rivet heads (52) is four.
6. The locking spring member for a disconnector of claim 1, characterized in that: the shaft hole (20) may be triangular, rectangular or hexagonal.
7. The locking spring member for a disconnector of claim 1, characterized in that: the mandrel connecting piece (10) and the reinforcing unit are made of metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322447962.9U CN220710187U (en) | 2023-09-08 | 2023-09-08 | Locking spring piece for isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322447962.9U CN220710187U (en) | 2023-09-08 | 2023-09-08 | Locking spring piece for isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220710187U true CN220710187U (en) | 2024-04-02 |
Family
ID=90440339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322447962.9U Active CN220710187U (en) | 2023-09-08 | 2023-09-08 | Locking spring piece for isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220710187U (en) |
-
2023
- 2023-09-08 CN CN202322447962.9U patent/CN220710187U/en active Active
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