CN115674236A - Loose arm paw of universal joint of ring main unit switch - Google Patents
Loose arm paw of universal joint of ring main unit switch Download PDFInfo
- Publication number
- CN115674236A CN115674236A CN202210881839.5A CN202210881839A CN115674236A CN 115674236 A CN115674236 A CN 115674236A CN 202210881839 A CN202210881839 A CN 202210881839A CN 115674236 A CN115674236 A CN 115674236A
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- Prior art keywords
- handle
- universal joint
- main unit
- ring main
- flexible shaft
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- 210000000078 claw Anatomy 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 230000009916 joint effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
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Abstract
The invention discloses a movable arm paw of a switch universal joint of a ring main unit, which comprises a universal joint structure, a flexible shaft structure and a paw structure, wherein the flexible shaft structure is arranged in the universal joint structure, one end of the flexible shaft structure is fixedly connected with the paw structure, the other end of the flexible shaft structure is connected with a motor coupler, the paw structure comprises a first handle, a second handle, an elastic part, a connecting and fixing part and a rotating shaft, the first handle and the second handle are respectively and movably connected with one end of the connecting and fixing part through the rotating shaft, the other end of the connecting and fixing part is fixedly connected with one end of the flexible shaft structure, one end of the elastic part is connected with the first handle, and the other end of the elastic part is connected with the second handle; the safety of electrical operation is carried out to the looped netowrk cabinet when having realized improving.
Description
Technical Field
The invention relates to the technical field of safe operation power equipment, in particular to a movable arm paw of a switch universal joint of a ring main unit.
Background
There are all kinds of distribution network cabinet intervals (switching station) among the power equipment, operating personnel need carry out manual operation to these interval switches every day, unable electric operation, and its leading cause, firstly the cabinet type of looped netowrk cabinet is older, does not possess electric operating mechanism, secondly the looped netowrk cabinet that possesses electric operating mechanism takes place the defect, can't realize electric operation. The operation of the ring main unit is a work with higher risk, and once arcing occurs in the ring main unit, the ring main unit can be burnt out or even exploded to hurt operators.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the movable arm paw of the universal joint of the ring main unit switch, which realizes the improvement of the safety of the ring main unit during the electrical operation.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a looped netowrk cabinet switch universal joint activity arm hand claw, including the universal joint structure, flexible axle structure and hand claw structure, flexible axle structrual installation is in the inside of universal joint structure, the one end and the hand claw structure of flexible axle structure carry out fixed connection, the other end and the motor coupling of flexible axle structure are connected, the hand claw structure includes first handle, the second handle, elastomeric element, connect mounting and pivot, first handle and second handle carry out swing joint through pivot and the one end of being connected the mounting respectively, the other end of connecting the mounting carries out fixed connection with the one end of flexible axle structure, elastomeric element's one end is connected with first handle, elastomeric element's the other end and second handle are connected.
Further, the elastic component is a tension spring.
Furthermore, the other end of the connecting and fixing piece is fixedly connected with one end of the flexible shaft structure, and the fixed connection mode is an inlaid structure fixing mode.
Further, a looped netowrk cabinet switch universal joint activity arm hand claw still includes the screw, is equipped with fixed screw hole in the one end of the flexible axle structure that carries out fixed connection with the other end of being connected the mounting, screws up through the screw and fixes the fastening nature that improves between the other end of being connected the mounting and the one end of flexible axle structure.
Furthermore, the other end of the flexible shaft structure is provided with a coupling joint for being connected with a motor coupling.
The invention has the beneficial effects that: a movable arm paw of a universal joint of a switch of a ring main unit realizes the improvement of the safety when the ring main unit is electrically operated; through the adjustment of the universal joint, the ring main units of different types can be electrically operated; through the hand claw structure, conveniently snatch looped netowrk cabinet switch, can carry out electrical operation to the looped netowrk cabinet of different grade type.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a movable arm paw of a universal joint of a ring main unit switch according to the present invention;
FIG. 2 is a schematic view of a claw structure of a movable arm claw of a universal joint of a switch of a ring main unit according to the present invention;
fig. 3 is a schematic structural diagram of a flexible shaft of a movable arm paw of a universal joint of a switch of a ring main unit.
The attached drawings are as follows:
1-paw structure, 101-rotating shaft, 102-elastic component, 103-connecting fixing piece, 2-flexible shaft, 201-connecting piece female die, 202-screw hole, 203-coupling joint and 3-universal joint.
Detailed Description
The embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
The first embodiment is as follows:
the utility model provides a looped netowrk cabinet switch universal joint activity arm hand claw, including the universal joint structure, flexible axle structure and hand claw structure, flexible axle structrual installation is in the inside of universal joint structure, fixed connection is carried out with the hand claw structure to the one end of flexible axle structure, the other end and the motor coupling of flexible axle structure are connected, the hand claw structure includes first handle, the second handle, elastomeric element, connect mounting and pivot, first handle and second handle carry out swing joint through pivot and the one end of being connected the mounting respectively, the other end of connecting the mounting carries out fixed connection with the one end of flexible axle structure, elastomeric element's one end is connected with first handle, elastomeric element's the other end is connected with the second handle.
The elastic member may be an elastic member such as a tension spring.
The first handle and the second handle are respectively movably connected with one end of the connecting and fixing part through a rotating shaft, and the first handle and the second handle are in a pincer shape.
One end of the flexible shaft structure is fixedly connected with the paw structure, namely the other end of the connecting and fixing piece is fixedly connected with one end of the flexible shaft structure, and the fixed connection mode can be a mosaic structure fixing mode; for example, the other end of the connecting and fixing member is provided with a male connector die in an outer hexagonal cylinder shape (or other shapes, triangular cylinder shape, quadrangular cylinder shape, pentagonal cylinder shape \8230;) and one end of the flexible shaft structure is provided with a female connector die in an inner hexagonal cylinder shape adapted to the male connector in the outer hexagonal cylinder shape at the other end of the connecting and fixing member, i.e., the male connector die in the outer hexagonal cylinder shape at the other end of the connecting and fixing member is fixedly connected with the female connector die in the inner hexagonal cylinder shape at one end of the flexible shaft structure.
In order to further improve the fastening between the other end of connecting the mounting and the one end of flexible axle structure, a looped netowrk cabinet switch universal joint activity arm hand claw still includes the screw, is equipped with fixed screw hole at the one end of the flexible axle structure that carries out fixed connection with the other end of connecting the mounting, and the quantity in fixed screw hole of the one end of flexible axle structure decides according to actual in service behavior, further improves the fastening between the other end of connecting the mounting and the one end of flexible axle structure through the screw tightening is fixed.
The other end of the flexible shaft structure is connected with a motor coupler, and a coupler joint is arranged at the other end of the flexible shaft structure and used for being connected with the motor coupler.
When the ring main unit switch is used, the first handle and the second handle are pressed to open the chuck, the first handle and the second handle are loosened after the chuck is placed on a switch handle of the ring main unit switch, the switch handle is clamped by the first handle and the second handle, the flexible shaft structure is driven to rotate through the power mechanism, and therefore the hand claw is driven to rotate, and the electrical operation of the ring main unit switch is achieved.
In the description of the present invention, it should be noted that the terms "first" and "second" are used only for distinguishing between the descriptions and are not to be construed as indicating or implying relative importance.
The above description is for illustrative purposes only and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention should be included within the scope of the present invention as defined by the appended claims.
Claims (5)
1. The utility model provides a looped netowrk cabinet switch universal joint activity arm hand claw, a serial communication port, including universal joint structure, flexible axle structure and hand claw structure, flexible axle structrual installation carries out fixed connection in the inside of universal joint structure, the one end and the hand claw structure of flexible axle structure, the other end and the motor coupling joint of flexible axle structure, the hand claw structure includes first handle, second handle, elastomeric element, connection mounting and pivot, swing joint is carried out through pivot and the one end of being connected the mounting respectively to first handle and second handle, fixed connection is carried out with the one end of flexible axle structure to the other end of connecting the mounting, elastomeric element's one end is connected with first handle, elastomeric element's the other end is connected with the second handle.
2. The ring main unit switch gimbal movable arm gripper as claimed in claim 1, wherein the elastic member is a tension spring.
3. The ring main unit switch universal joint movable arm paw as claimed in claim 1, wherein the other end of the connecting and fixing member is fixedly connected with one end of the flexible shaft structure, and the fixed connection mode is a splicing structure fixing mode.
4. The ring main unit switch universal joint movable arm paw as claimed in claim 3, further comprising a screw, wherein a fixing screw hole is formed in one end of the flexible shaft structure fixedly connected with the other end of the connecting and fixing member, and the screw is tightened to fixedly improve tightness between the other end of the connecting and fixing member and one end of the flexible shaft structure.
5. The ring main unit switch universal joint movable arm paw as claimed in claim 1, wherein a coupling joint is arranged at the other end of the flexible shaft structure and used for being connected with a motor coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210881839.5A CN115674236A (en) | 2022-07-26 | 2022-07-26 | Loose arm paw of universal joint of ring main unit switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210881839.5A CN115674236A (en) | 2022-07-26 | 2022-07-26 | Loose arm paw of universal joint of ring main unit switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115674236A true CN115674236A (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210881839.5A Pending CN115674236A (en) | 2022-07-26 | 2022-07-26 | Loose arm paw of universal joint of ring main unit switch |
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2022
- 2022-07-26 CN CN202210881839.5A patent/CN115674236A/en active Pending
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