CN114388202B - Drainage ring with self-locking function - Google Patents
Drainage ring with self-locking function Download PDFInfo
- Publication number
- CN114388202B CN114388202B CN202111501718.5A CN202111501718A CN114388202B CN 114388202 B CN114388202 B CN 114388202B CN 202111501718 A CN202111501718 A CN 202111501718A CN 114388202 B CN114388202 B CN 114388202B
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- ring
- semi
- self
- drainage
- data acquisition
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- 239000012212 insulator Substances 0.000 claims abstract description 38
- 238000012806 monitoring device Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 238000013480 data collection Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission 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
- 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
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- 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
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 semi-ring and a second semi-ring, wherein the first semi-ring and the second semi-ring are closed to form a circular ring and are clamped at the ground potential end of an insulator; one end of the first semi-ring is rotationally connected with one end of the second semi-ring through a connecting piece; the other end of the second semi-ring is provided with a guide table connected with the other end of the first semi-ring, the other end of the first semi-ring is provided with a concave structure matched with the guide table, and the other end of the first semi-ring is provided with a self-locking pin for automatically closing and fixing the two semi-rings; the bottoms of the first semi-ring and the second semi-ring are provided with grooves for accommodating data acquisition wires, the second semi-ring or the first semi-ring is provided with a conducting member connected with the data acquisition wires, and the conducting member is used for transmitting out conductivity information of the insulator surface acquired by the data acquisition wires. The beneficial effects of the invention are as follows: the electrified installation and the disassembly can be realized, and the installation is firm and 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 the power system, and accurate pollution degree assessment is the basis of pollution flashover prevention and treatment 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, and a pollution flashover early warning model is established, so that the pollution state is evaluated on line and early warning is realized. The intelligent pollution monitoring and early warning system collects the conductivity of the insulator through the drainage ring of the front-end monitoring device, transmits data to the system, and judges on-line, so that the on-site actual pollution degree condition of the high-voltage transmission line is judged, and corresponding treatment is further carried out. Therefore, the drain ring needs to be firmly mounted on the high voltage insulator.
The existing drainage ring needs to be manually installed on a high-voltage insulator, and the drainage ring in a front-end monitoring device serving as an intelligent pollution monitoring and early warning system is additionally installed on the high-voltage insulator and often needs to be installed and disassembled in an electrified mode. Therefore, the safety of workers and the firmness of the drainage ring on the high-voltage insulator are problems to be solved well in the installation process of the drainage ring.
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 electrified installation and disassembly and is firm and reliable in installation.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the drainage ring with the self-locking function comprises a first semi-ring and a second semi-ring, wherein the first semi-ring and the second semi-ring are closed to form a ring, and are clamped at the ground potential end of an insulator; one end of the first semi-ring is rotationally connected with one end of the second semi-ring through a connecting piece; the other end of the second semi-ring is provided with a guide table connected with the other end of the first semi-ring, the other end of the first semi-ring is provided with a concave structure matched with the guide table, and the other end of the first semi-ring is provided with a self-locking pin for automatically closing and fixing the two semi-rings; the bottoms of the first semi-ring and the second semi-ring are provided with grooves for accommodating data acquisition wires, the second semi-ring or the first semi-ring is provided with a conducting member connected with the data acquisition wires, and the conducting member is used for transmitting out conductivity information of the insulator surface acquired by the data acquisition wires.
Further, the upper part of the guide table is provided with a saw-tooth groove; the self-locking pin is arranged on the first semi-ring through a pressure spring, and after the ring is closed, the lower end of the self-locking pin falls into the serrated groove to be clamped, so that self-locking is completed.
Further, a hole for pulling the self-locking pin upwards through a tool is formed in the upper end portion of the self-locking pin, the tool is inserted into the hole, the self-locking pin is pulled upwards, the drainage ring is automatically opened, and the live dismantling of the drainage ring is completed.
Further, the lower surface of guide table is provided with the rubber pad, and the setting of rubber pad is in order to prevent vibrations between first semi-ring and the second semi-ring.
Further, the device further comprises a torsion spring, wherein the torsion spring is arranged on the connecting piece and is arranged between the first semi-ring and the second semi-ring. The torsion spring applies pressure to the inner sides of the first semi-ring and the second semi-ring, so that the free state of the drainage ring is an open state.
Further, the connecting piece is a first bolt.
Further, the drainage device further comprises at least three enclasping rods which are uniformly arranged on the inner sides of the first semi-ring and the second semi-ring through pressure springs, and the end parts of the enclasping rods are boss-type and point to the center of the drainage ring. The pressure spring presses the holding rod to the inner side of the drainage ring. The clasping rod is pressed towards the high-voltage insulator in the ring closing process, the high-voltage insulator reacts to the clasping rod, the clasping rod moves outwards along the radial direction of the drainage ring, and the acting force of the pressure spring completes clasping of the clasping rod to clasp the high-voltage insulator.
Further, the end part of the enclasping rod is a truncated cone, and when enclasping, the truncated cone is clamped in a gap between the umbrella skirt of the high-voltage insulator and the ground potential end so as to prevent relative axial movement between the drainage ring and the high-voltage insulator.
Further, the concave structure is that the opening of the other end of the first half 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 semi-ring and the second semi-ring from shaking axially.
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 drainage ring is installed, the conductivity of the surface of the high-voltage insulator is collected through a data collection line, data are transmitted into the front end detection device through a second bolt connecting line, and data collection is completed.
Further, the second bolt is arranged on the second semi-ring.
Further, a boss is arranged on the outer side of the first semi-ring or the second semi-ring, and the boss is arranged to be connected with an operation tool in a matched manner when an operator remotely operates the operation tool; the operation tool is connected with the drainage ring through the boss, and after an operator places the drainage ring at the ground potential end of the insulator through the operation tool, the operation tool is operated to enable the first semi-ring and the second semi-ring to be closed.
Compared with the prior art, the invention provides the drainage ring with the self-locking function, which has the following beneficial effects:
(1) According to the drainage ring, an operator directly and remotely operates the mounting tool 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 when the drainage ring is closed, the drainage ring is directly self-locked through the matching arrangement of the self-locking pin and the serrated groove, so that the work that the drainage ring is directly operated to be fastened on the high-voltage insulator under the condition of manual electrification is avoided, and the safety of the operator is ensured.
(2) According to the drainage ring, the clamping rod and the pressure spring arranged on the clamping rod are used for clamping the ground potential end of the insulator under the action force of the pressure spring; in addition, the conical table at the front end of the holding rod is clamped in the gap between the ground potential end of the insulator and the umbrella skirt, so that the axial relative movement 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 holding ring, so that the drainage ring is not limited by the size of a high-voltage insulator, and has stronger universality.
(4) According to the drainage ring, the bottom groove and the second bolt are arranged, so that information acquired by the data acquisition line is transmitted to the inside of the front-end monitoring device, and the problem of front-end data acquisition of the intelligent pollution monitoring and early warning system is solved.
Drawings
FIG. 1 is a schematic top view of the drainage ring of the present invention in its natural state;
FIG. 2 is a schematic diagram of a right-side view structure of the drainage ring in a natural state;
FIG. 3 is a schematic view showing the structure of the drainage ring in a natural state;
FIG. 4 is a schematic view of a three-dimensional structure of the drainage ring in a natural state;
FIG. 5 is a schematic diagram showing the front view of the drainage ring of the present invention mounted to an 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 to an insulator.
The meaning of the reference numerals in the figures is:
1. the device comprises a first semi-ring, a V-shaped opening, a second semi-ring, a 2-1 saw-tooth groove, a 3 first bolt, a 4 torsion spring, a 5 self-locking pin, a 5-1 hole, a 6 guide table, a 7 rubber pad, a 8 enclasping rod, a 9 second bolt, a 10 data acquisition line, a 11 boss, a 12 insulator umbrella skirt, a 13 ground potential end.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may also include different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the protection of the present invention.
Example 1
As shown in fig. 1 to 7, the drainage ring of the invention comprises 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 semi-ring 1 is rotationally connected with one end of the second semi-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 a concave 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 for automatically closing and fixing the two half rings; the bottoms of the first semi-ring 1 and the second semi-ring 2 are provided with grooves for accommodating the data acquisition wires 10, the second semi-ring 2 or the first semi-ring 1 is provided with a conductive member connected with the data acquisition wires 10, and the conductive member is used for transmitting out conductivity information of the insulator surface acquired by the data acquisition wires 10.
In a specific implementation of the embodiment, the upper part of the guide table 6 is provided with a sawtooth-shaped 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 serrated groove 2-1 to be clamped, thus completing self-locking.
In a specific implementation manner of this embodiment, a hole 5-1 for pulling the self-locking pin 5 upwards by a tool is formed in the upper end portion of the self-locking pin 5, 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 live disassembling of the drainage ring is completed.
In a specific implementation of this embodiment, the lower surface of the guiding 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 device further includes a torsion spring 4, where the torsion spring 4 is disposed on the connecting piece 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 semi-ring 1 and the second semi-ring 2, so that the free state of the drainage 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 enclasping rods 8 which are all arranged on the inner sides of the first half ring 1 and the second half ring 2 through compression springs, and the end parts of the enclasping rods 8 are boss-shaped and point to the center of the drainage ring. The pressure spring presses the holding rod 8 to the inner side of the drainage ring. The enclasping rod 8 is pressed to the high-voltage insulator in the process of enclasping, and the high-voltage insulator reacts on the enclasping rod, so that the enclasping rod 8 moves outwards along the radial direction of the drainage ring, and the acting force of the pressure spring completes enclasping of the enclasping rod 8 on the high-voltage insulator.
In a specific implementation manner of this embodiment, the end of the clasping rod 8 is a truncated cone, and when clasping, the truncated cone is clamped in a gap between the umbrella skirt 12 and the ground potential end 13 of the high-voltage insulator, so as to prevent the axial relative movement between the drainage ring and the high-voltage insulator.
In a specific implementation manner of this embodiment, the concave structure is that the opening at the other end of the first half ring 1 is a V-shaped opening 1-1, and the guiding table 6 is a V-shaped table matched 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 semi-ring 1 and the second semi-ring 2 from shaking axially.
Preferably, the conductive member is a second bolt 9, the lower end of the second bolt 9 is connected with a data acquisition wire 10, and the upper end is connected into the front end monitoring device through a wire. After the drainage ring is installed, the conductivity of the surface of the high-voltage insulator is collected through a data collection line 10, data is transmitted into the front end detection device through a second bolt 9 connecting line, and data collection is completed.
Preferably, the second bolts 9 are provided on the second half-ring 2.
In a specific implementation manner of this embodiment, the outer side of the first half ring 1 or the second half ring 2 is provided with a boss 11, and the boss 11 is arranged to be in matching connection with an operation tool when an operator remotely operates the device; the operation tool is connected with the drainage ring of the invention through the boss 11, and after the operation worker places the drainage ring at the insulator ground potential end 13 through the operation tool, the operation tool is operated to enable the first semi-ring 1 and the second semi-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 this 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. Moreover, 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 one … …" does not exclude the presence of other like 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a take drainage ring of self-locking function which characterized in that: the insulator comprises a first semi-ring and a second semi-ring, wherein the first semi-ring and the second semi-ring are closed to form a circular ring and are clamped at the ground potential end of the insulator; one end of the first semi-ring is rotationally connected with one end of the second semi-ring through a connecting piece; the other end of the second semi-ring is provided with a guide table connected with the other end of the first semi-ring, the other end of the first semi-ring is provided with a concave structure matched with the guide table, and the other end of the first semi-ring is provided with a self-locking pin for automatically closing and fixing the two semi-rings; grooves for accommodating data acquisition wires are formed in the bottoms of the first semi-ring and the second semi-ring, and a conducting member connected with the data acquisition wires is arranged on the second semi-ring or the first semi-ring and used for transmitting conductivity information of the surface of an insulator acquired by the data acquisition wires; the upper part of the guide table is provided with a saw-tooth groove; the self-locking pin is arranged on the first semi-ring through a pressure spring, and after the ring is closed, the lower end of the self-locking pin falls into the serrated groove to be clamped, so that self-locking is completed; a rubber pad is arranged on the lower surface of the guide table; the concave structure is a V-shaped opening at the other end of the first half ring, and the guide table is a V-shaped table matched with the V-shaped opening; the outer side of the first semi-ring or the second semi-ring is provided with a boss.
2. The drainage ring with 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.
3. The drainage ring with self-locking function according to claim 1, wherein: the connecting piece is provided with a first semi-ring and a second semi-ring, and the connecting piece is provided with a connecting piece.
4. The drainage ring with self-locking function according to claim 1, wherein: the drainage device further comprises at least three enclasping rods which are uniformly arranged on the inner sides of the first semi-ring and the second semi-ring through pressure springs, and the end parts of the enclasping rods are boss-type and point to the center of the drainage ring.
5. The drainage ring with self-locking function according to claim 4, wherein: the end part of the enclasping rod is a truncated cone.
6. The drainage ring with 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.
7. The drainage ring with self-locking function according to claim 6, wherein: the second bolt is arranged on the second semi-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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114388202A CN114388202A (en) | 2022-04-22 |
| CN114388202B true CN114388202B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111501718.5A Active CN114388202B (en) | 2021-12-09 | 2021-12-09 | Drainage ring with self-locking function |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114388202A (en) | 2022-04-22 |
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