CN114388202A - Drainage ring with self-locking function - Google Patents
Drainage ring with self-locking function Download PDFInfo
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- CN114388202A CN114388202A CN202111501718.5A CN202111501718A CN114388202A CN 114388202 A CN114388202 A CN 114388202A CN 202111501718 A CN202111501718 A CN 202111501718A CN 114388202 A CN114388202 A CN 114388202A
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- locking function
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- 239000012212 insulator Substances 0.000 claims abstract description 40
- 238000012806 monitoring device Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 9
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000013480 data collection Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
Abstract
The invention relates to the technical field of power monitoring equipment, and discloses a drainage ring with a self-locking function, which comprises a first half ring and a second half ring, wherein the first half ring and the second half ring are closed into a circular ring and are clamped at a ground potential end of an insulator; one end of the first half ring is rotatably connected with one end of the second half ring through a connecting piece; the other end of the second half ring is provided with a guide table connected with the other end of the first half ring, the other end of the first half ring is provided with an indent structure matched with the guide table, and the other end of the first half ring is provided with a self-locking pin for automatically closing and fixing the two half rings; the bottom of first semi-ring and second semi-ring is provided with the recess that holds the data acquisition line, is provided with the conduction component of being connected with the data acquisition line on second semi-ring or the first semi-ring, and the conduction component is used for going out the conductivity information transmission on the insulator surface that the data acquisition line was gathered. The invention has the beneficial effects that: can realize electrified installation and dismantlement to the installation is firm reliable.
Description
Technical Field
The invention relates to the technical field of power monitoring equipment, in particular to a drainage ring with a self-locking function.
Background
The pollution flashover voltage always threatens the safe and stable operation of a power system, and accurate pollution degree evaluation is the basis of pollution flashover prevention and control work. And an intelligent pollution monitoring and early warning system is utilized to monitor the conductivity of the surface of the insulator in real time, a pollution flashover early warning model is established, and the pollution state is evaluated and early warned on line. The intelligent pollution monitoring and early warning system collects the conductivity on the insulator through the front-end monitoring device drainage ring, transmits data to the system, and performs online judgment, so that the on-site actual pollution degree condition of the high-voltage transmission line is judged, and corresponding treatment is performed. Therefore, the tapping ring needs to be firmly mounted on the high-voltage insulator.
The current drainage ring needs to be manually installed on a high-voltage insulator, is additionally installed on the high-voltage insulator as a drainage ring in a front-end monitoring device of an intelligent pollution monitoring and early warning system, and is often required to be installed and detached in an electrified mode. Therefore, the safety of workers and the firmness of installation on the high-voltage insulator in the installation process of the drainage ring are problems to be solved well.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the drainage ring with the self-locking function, which can realize the electrified installation and disassembly and is firm and reliable in installation.
In order to achieve the purpose, the invention provides the following technical scheme:
a drainage ring with a self-locking function comprises a first half ring and a second half ring, wherein the first half ring and the second half ring are closed to form a circular ring and are clamped at a ground potential end of an insulator; one end of the first half ring is rotatably connected with one end of the second half ring through a connecting piece; the other end of the second half ring is provided with a guide table connected with the other end of the first half ring, the other end of the first half ring is provided with an inwards concave structure matched with the guide table, and the other end of the first half ring is provided with a self-locking pin which automatically closes and fixes the two half rings; the bottom of first semi-ring and second semi-ring is provided with the recess that holds data acquisition line, be provided with the conduction component of being connected with data acquisition line on second semi-ring or the first semi-ring, the conduction component is used for going out the conductivity information on the insulator surface that data acquisition line gathered.
Furthermore, the upper part of the guide table is provided with a sawtooth-shaped groove; the self-locking pin is arranged on the first semi-ring through the pressure spring, and after the ring is closed, the lower end of the self-locking pin falls into the zigzag groove to be clamped, so that self-locking is completed.
Furthermore, the upper end of the self-locking pin is provided with a hole for pulling the self-locking pin upwards through a tool, the tool is inserted into the hole, the self-locking pin is pulled upwards, the drainage ring is automatically opened, and the electric disassembly work of the drainage ring is completed.
Further, the lower surface of the guide table is provided with a rubber pad, and the rubber pad is arranged to prevent vibration between the first half ring and the second half ring.
Further, still include the torsional spring, the torsional spring sets up on the connecting piece, and sets up in the centre of first semi-ring and second semi-ring. The torsion spring applies pressure to the inner sides of the first half ring and the second half ring, so that the free state of the drainage ring is an open state.
Further, the connecting piece is a first bolt.
Further, still include at least three and set up in the pole of hugging closely of first semi-ring and second semi-ring inboard through the pressure spring equipartition, the tip of embracing the pole is the boss type, and point to the drainage ring center. The pressure spring presses the holding rod to the inner side of the drainage ring. The clasping rod presses towards the high-voltage insulator in the loop closing process, the high-voltage insulator reacts on the high-voltage insulator, the clasping rod moves outwards along the radial direction of the drainage ring, and the clasping rod clasps the high-voltage insulator under the action of the pressure spring.
Furthermore, the end part of the clasping rod is a cone frustum, and when clasping, the cone frustum is clamped in a gap between an umbrella skirt of the high-voltage insulator and the ground potential end so as to prevent the axial relative movement between the diversion ring and the high-voltage insulator.
Furthermore, the opening at the other end of the first semi-ring is a V-shaped opening, and the guide table is a V-shaped table matched with the V-shaped opening. The V-shaped opening and the V-shaped guide table are arranged to prevent the first half ring and the second half ring from axially shaking.
Further, the conducting component is a second bolt, the lower end of the second bolt is connected with the data acquisition line, and the upper end of the second bolt is connected into the front end monitoring device through a lead. After the installation of the drainage ring is completed, the conductivity of the surface of the high-voltage insulator is collected through the data collection line, and data are transmitted to the front-end detection device through the second bolt connecting line, so that the data collection is completed.
Further, the second bolt is arranged on the second half ring.
Furthermore, a boss is arranged on the outer side of the first half ring or the second half ring, and the boss is matched and connected with an operation tool when an operator performs remote operation; the operation tool is connected with the drainage ring through the boss, and after an operator places the drainage ring at the end of the insulator ground potential through the operation tool, the operation tool is operated to enable the first half ring and the second half ring to be closed.
Compared with the prior art, the invention provides a drainage ring with a self-locking function, which has the following beneficial effects:
(1) according to the drainage ring, an operator directly operates the installation tool at the far end to place the drainage ring at the ground potential end of the high-voltage insulator and operates the drainage ring to close the ring, and during ring closing, the drainage ring is directly self-locked through the matching arrangement of the self-locking pin and the serrated groove on the drainage ring, so that the phenomenon that the drainage ring is directly operated to be fastened on the high-voltage insulator under the condition of electrification by a worker is avoided, and the safety of the operator is guaranteed.
(2) According to the drainage ring, the clasping rod is arranged on the inner side of the drainage ring, and the pressure spring on the clasping rod is used for clasping the ground potential end of the insulator under the action of the pressure spring; in addition, the cone frustum at the front end of the holding rod is clamped in a gap between the ground potential end of the insulator and the umbrella skirt, so that the axial relative motion between the drainage ring and the high-voltage insulator is prevented, and the installation firmness is improved.
(3) The drainage ring is fixedly installed through the clasping ring, so that the drainage ring is not limited by the size of a high-voltage insulator, and the universality is stronger.
(4) According to the drainage ring, the arrangement of the bottom groove and the second bolt is adopted, so that the information acquired by the data acquisition line is transmitted to the interior of the front-end monitoring device, and the problem of front-end data acquisition of an intelligent pollution monitoring and early warning system is solved.
Drawings
FIG. 1 is a schematic top view of a natural state of a flow directing ring according to the present invention;
FIG. 2 is a schematic diagram of the structure of the drainage ring in a natural state;
FIG. 3 is a schematic view of the structure of the drainage ring in a natural state;
FIG. 4 is a schematic perspective view of the natural state of the current-guiding ring of the present invention;
FIG. 5 is a schematic front view of the structure of the current-guiding ring mounted on the insulator;
FIG. 6 is a right side view of FIG. 5;
fig. 7 is a schematic perspective view of the drainage ring of the present invention mounted on an insulator.
The reference numerals in the figures have the meaning:
1. the device comprises a first half ring, 1-1 parts of a V-shaped opening, 2 parts of a second half ring, 2-1 parts of a sawtooth-shaped groove, 3 parts of a first bolt, 4 parts of a torsion spring, 5 parts of a self-locking pin, 5-1 parts of a hole, 6 parts of a guide table, 7 parts of a rubber pad, 8 parts of a holding rod, 9 parts of a second bolt, 10 parts of a data acquisition line, 11 parts of a boss, 12 parts of an insulator umbrella skirt, 13 parts of a ground potential end.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may also include different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the claimed invention.
Example 1
As shown in fig. 1 to 7, the current guiding ring of the present invention includes a first half ring 1 and a second half ring 2, wherein the first half ring 1 and the second half ring 2 are closed into a circular ring and are clamped at a ground potential end 13 of an insulator; one end of the first half ring 1 is rotationally connected with one end of the second half ring 2 through a connecting piece; the other end of the second half ring 2 is provided with a guide table 6 connected with the other end of the first half ring 1, the other end of the first half ring 1 is provided with an indent structure matched with the guide table 6, and the other end of the first half ring 1 is provided with a self-locking pin 5 which automatically closes and fixes the two half rings; the bottom of the first half ring 1 and the bottom of the second half ring 2 are provided with grooves for accommodating the data acquisition lines 10, the second half ring 2 or the first half ring 1 is provided with a conducting member connected with the data acquisition lines 10, and the conducting member is used for transmitting conductivity information of the surface of the insulator acquired by the data acquisition lines 10.
In a specific embodiment of the present embodiment, the upper portion of the guide table 6 is provided with a saw-toothed groove 2-1; the self-locking pin 5 is arranged on the first semi-ring 1 through a pressure spring, and after the ring is closed, the lower end of the self-locking pin 5 falls into the zigzag groove 2-1 to be clamped, so that self-locking is completed.
In a specific implementation manner of the embodiment, the upper end of the self-locking pin 5 is provided with a hole 5-1 for pulling the self-locking pin 5 upwards through a tool, the tool is inserted into the hole 5-1, the self-locking pin 5 is pulled upwards, the drainage ring is automatically opened, and the electric disassembly work of the drainage ring belt is completed.
In one embodiment of this embodiment, the lower surface of the guide table 6 is provided with a rubber pad 7, and the rubber pad 7 is provided to prevent vibration between the first half ring 1 and the second half ring 2.
In a specific implementation manner of this embodiment, the half-ring connector further includes a torsion spring 4, and the torsion spring 4 is disposed on the connecting member and is disposed between the first half-ring 1 and the second half-ring 2. The torsion spring 4 applies pressure to the inner sides of the first half ring 1 and the second half ring 2, so that the free state of the diversion ring is an open state.
Preferably, the connection is a first bolt 3.
In a specific implementation manner of this embodiment, the drainage device further includes at least three clasping rods 8 uniformly distributed on the inner sides of the first half ring 1 and the second half ring 2 via compression springs, and an end of each clasping rod 8 is in a boss shape and points to the center of the drainage ring. The pressure spring presses the clasping rod 8 to the inner side of the drainage ring. The clasping rod 8 presses to the high-voltage insulator in the loop closing process, the high-voltage insulator reacts on the high-voltage insulator, the clasping rod 8 moves outwards along the radial direction of the drainage ring, and the clasping rod 8 clasps the high-voltage insulator after the acting force of the pressure spring.
In a specific embodiment of this embodiment, the end of the clasping rod 8 is a truncated cone, and when clasping, the truncated cone is clamped in the gap between the shed 12 of the high-voltage insulator and the ground potential end 13 to prevent the axial relative movement between the current guiding ring and the high-voltage insulator.
In one embodiment of this embodiment, the concave structure is a V-shaped opening 1-1 at the other end of the first half ring 1, and the guiding platform 6 is a V-shaped platform matching with the V-shaped opening 1-1. The V-shaped opening 1-1 and the V-shaped guide table 6 are arranged to prevent the first half ring 1 and the second half ring 2 from axially shaking.
Preferably, the conducting component is a second bolt 9, the lower end of the second bolt 9 is connected with the data acquisition line 10, and the upper end is connected into the front end monitoring device through a lead. After the installation of the drainage ring is completed, the conductivity of the surface of the high-voltage insulator is collected through the data collection line 10, and data is transmitted into the front-end detection device through the second bolt 9 connecting line, so that the data collection is completed.
Preferably, the second bolt 9 is arranged on the second half ring 2.
In a specific embodiment of the present embodiment, a boss 11 is disposed on an outer side of the first half ring 1 or the second half ring 2, and the boss 11 is disposed to be matched and connected with an operating tool when an operator performs a remote operation; an operating tool is connected with the drainage ring of the invention through a boss 11, and after an operator places the drainage ring on an insulator ground potential end 13 through the operating tool, the operating tool is operated to enable the first half ring 1 and the second half ring 2 to be closed.
Preferably, the boss 11 is provided on the outside of the first half-ring 1.
It is noted that, in the present application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a drainage ring of self-locking function in area which characterized in that: the insulator comprises a first half ring and a second half ring, wherein the first half ring and the second half ring are closed into a circular ring and are clamped at the ground potential end of the insulator; one end of the first half ring is rotatably connected with one end of the second half ring through a connecting piece; the other end of the second half ring is provided with a guide table connected with the other end of the first half ring, the other end of the first half ring is provided with an inwards concave structure matched with the guide table, and the other end of the first half ring is provided with a self-locking pin which automatically closes and fixes the two half rings; the bottom of first semi-ring and second semi-ring is provided with the recess that holds data acquisition line, be provided with the conduction component of being connected with data acquisition line on second semi-ring or the first semi-ring, the conduction component is used for going out the conductivity information on the insulator surface that data acquisition line gathered.
2. The diversion ring with the self-locking function according to claim 1, wherein: the upper part of the guide table is provided with a sawtooth-shaped groove; the self-locking pin is arranged on the first semi-ring through the pressure spring, and after the ring is closed, the lower end of the self-locking pin falls into the zigzag groove to be clamped, so that self-locking is completed.
3. The diversion ring with the self-locking function according to claim 1, wherein: the upper end of the self-locking pin is provided with a hole for pulling the self-locking pin upwards through a tool.
4. The diversion ring with the self-locking function according to claim 1, wherein: the lower surface of the guide table is provided with a rubber pad.
5. The diversion ring with the self-locking function according to claim 1, wherein: still include the torsional spring, the torsional spring sets up on the connecting piece, and sets up in the centre of first semi-ring and second semi-ring.
6. The diversion ring with the self-locking function according to claim 1, wherein: the drainage ring is characterized by further comprising at least three clamping rods which are uniformly distributed on the inner sides of the first half ring and the second half ring through pressure springs, and the end portions of the clamping rods are boss-shaped and point to the center of the drainage ring.
7. The diversion ring with the self-locking function according to claim 6, wherein: the end part of the holding rod is a cone frustum.
8. The diversion ring with the self-locking function according to claim 1, wherein: the opening of the other end of the first semi-ring is a V-shaped opening, and the guide table is a V-shaped table matched with the V-shaped opening.
9. The diversion ring with the self-locking function according to claim 1, wherein: the conducting component is a second bolt, the lower end of the second bolt is connected with the data acquisition line, and the upper end of the second bolt is connected into the front end monitoring device through a lead.
10. The diversion ring with the self-locking function according to claim 9, wherein: the second bolt is arranged on the second half ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501718.5A CN114388202B (en) | 2021-12-09 | 2021-12-09 | Drainage ring with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501718.5A CN114388202B (en) | 2021-12-09 | 2021-12-09 | Drainage ring with self-locking function |
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| Publication Number | Publication Date |
|---|---|
| CN114388202A true CN114388202A (en) | 2022-04-22 |
| CN114388202B CN114388202B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111501718.5A Active CN114388202B (en) | 2021-12-09 | 2021-12-09 | Drainage ring with self-locking function |
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| 秦始皇兵马俑博物馆《论丛》编委会: "《秦文化论丛 第六辑》", 西北大学出版社, pages: 8 * |
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