CN115060936A - Experimental auxiliary device of general type arrester resistance card - Google Patents
Experimental auxiliary device of general type arrester resistance card Download PDFInfo
- Publication number
- CN115060936A CN115060936A CN202210833266.9A CN202210833266A CN115060936A CN 115060936 A CN115060936 A CN 115060936A CN 202210833266 A CN202210833266 A CN 202210833266A CN 115060936 A CN115060936 A CN 115060936A
- Authority
- CN
- China
- Prior art keywords
- support column
- insulation
- height adjusting
- upper plate
- support columns
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Thermistors And Varistors (AREA)
Abstract
The invention discloses a universal arrester resistance chip test auxiliary device in the technical field of arrester test equipment, which comprises an upper plate and a lower plate, wherein two groups of height adjusting support columns are arranged between the upper plate and the lower plate, the two groups of height adjusting support columns are symmetrically distributed in the left-right direction, the bottom ends of the two groups of height adjusting support columns are fixedly connected with the lower plate, the top ends of the two groups of height adjusting support columns are abutted against the upper plate, a clamping screw is arranged on the upper plate in a screwed mode, and the lower end of the clamping screw is connected with the top end of the height adjusting support column in a screwed mode. The lightning arrester resistance card measuring device has the advantages of being simple in structure, small in size, light in weight, convenient to carry, capable of saving cost and the like.
Description
Technical Field
The invention relates to the technical field of lightning arrester test equipment, in particular to a universal lightning arrester resistor disc test auxiliary device.
Background
The metal oxide arrester is an important device for ensuring the reliable operation of a power system. The zinc oxide resistor disc has good nonlinear volt-ampere characteristics. However, due to the combined action of electricity and heat, overvoltage, moisture and other influences, the resistor disc will be aged, so that the performance of the lightning arrester is deteriorated, and the safe operation of a power system is threatened. It is often necessary to apply a pressure test to the resistive sheet to determine its aging.
The existing test equipment can only test the metal oxide lightning arrester with the voltage class of 35kV or above, and if the metal oxide lightning arrester with the voltage class of below 35kV, a cable sheath protector or a lightning arrester resistor disc with each voltage class needs to be tested, special test equipment needs to be used, and extra cost is increased. If the high-voltage class direct current high voltage generating device is forcibly used for testing low-voltage lightning arrester equipment, certain personnel electric shock risks and equipment damage probability exist.
Based on the above, the invention designs a universal lightning arrester resistance card test auxiliary device to solve the above problems.
Disclosure of Invention
The invention aims to provide a universal lightning arrester resistor disc test auxiliary device to solve the technical problem.
In order to realize the purpose, the invention provides the following technical scheme: the utility model provides an experimental auxiliary device of general type arrester resistance card, includes upper plate and lower plate, be provided with two sets of altitude mixture control support columns, it is two sets of between upper plate and the lower plate altitude mixture control support column bilateral symmetry distributes and sets up, and is two sets of altitude mixture control support column bottom with lower plate fixed connection, the top with the upper plate butt, the spiro union is provided with clamping screw on the upper plate, the clamping screw lower extreme with altitude mixture control support column top spiro union.
Preferably, the height control support column is syllogic extending structure, contains first insulation support column, second insulation support column and internal thread insulation post, swing joint between first insulation support column and the second insulation support column, swing joint between second insulation support column and the internal thread insulation post.
Preferably, the first insulating support column and the second insulating support column are fixed through a lower insulating buckle, and the second insulating support column and the internal thread insulating column are fixed through an upper insulating buckle.
Preferably, a metal conductive insert block is arranged on one side edge of the upper plate and one side edge of the lower base plate, and the two groups of height adjusting support columns are distributed on two sides of the metal conductive insert block in a bilateral symmetry mode.
Preferably, the middle parts of the upper plate and the lower plate are provided with connecting threaded holes, and the upper threaded hole and the lower threaded hole are coaxial holes.
Compared with the prior art, the invention has the beneficial effects that:
the lightning arrester resistance card height adjusting device adjusts different support heights through the height adjusting support columns, and can be suitable for parameter measurement of lightning arrester resistance cards with different sizes and different numbers.
The invention can be used for parameter measurement of the high-voltage cable sheath protector through the connecting threaded holes formed in the upper plate and the lower plate.
According to the invention, the resistor disc and the high-voltage cable sheath protector can be quickly and reliably fixed through the connection of the clamping screw and the internal thread insulating column, and the height adjusting range is more flexible and accurate.
The invention can realize the quick access of the testing power supply of the device through the metal conductive insertion blocks extending from the upper plate and the lower plate.
The invention can make the high-voltage grade direct-current high-voltage generating device be downward compatible, realizes the measurement of the metal oxide lightning arrester and the cable sheath protector of each voltage grade and the resistance discs of the lightning arresters with different sizes and numbers, realizes the rapid and reliable fixation of a test piece, and has the characteristics of simple structure, small volume, light weight, convenient carrying, cost saving and the like.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the device of the present invention
FIG. 2 is a schematic diagram of the overall top view of the apparatus of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the method comprises the following steps of 1-a metal conductive insert block, 2-a clamping screw, 3-an upper plate, 4-a first insulating support column, 5-a second insulating support column, 6-an internal thread insulating column, 7-a lower base plate, 8-a lower insulating buckle and 9-an upper insulating buckle.
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.
Referring to fig. 1-2, the present invention provides a technical solution: a universal lightning arrester resistance card test auxiliary device comprises an upper plate 3 and a lower plate 7, wherein two groups of height adjusting support columns are arranged between the upper plate 3 and the lower plate 7, the two groups of height adjusting support columns are arranged in a bilateral symmetry manner, the bottom ends of the two groups of height adjusting support columns are fixedly connected with the lower plate 7, the top ends of the two groups of height adjusting support columns are abutted against the upper plate 3, a clamping screw 2 is arranged on the upper plate 3 in a screwed manner, and the lower end of the clamping screw 2 is in screwed connection with the top ends of the height adjusting support columns; one side edge of the upper plate 3 and one side edge of the lower plate 7 are provided with metal conductive insertion blocks 1, and two groups of height adjusting support columns are distributed on the two sides of the metal conductive insertion blocks 1 in a bilateral symmetry manner; connecting threaded holes are formed in the middle of the upper plate 3 and the lower plate 7, and the upper threaded hole and the lower threaded hole are coaxial holes and are used for being fixedly connected and mounted with the high-voltage cable sheath protector during testing.
Specifically, the altitude mixture control support column is syllogic extending structure, contain first insulation support column 4, second insulation support column 5 and internal thread insulator column 6, swing joint between first insulation support column 4 and the second insulation support column 5, swing joint between second insulation support column 5 and the internal thread insulator column 6, it is fixed through lower insulating buckle 8 between first insulation support column 4 and the second insulation support column 5, it is fixed through last insulating buckle 9 between second insulation support column 5 and the internal thread insulator column 6.
Working principle embodiment:
before testing, firstly, the number of resistance cards or the height of a high-voltage cable sheath protector is determined, and the number of insulating support columns is selected. If the test piece is the arrester resistor disc, a plurality of arrester resistor discs are placed in the center of the lower bottom plate 7, the upper plate 3 is placed on the resistor disc, the clamping screws 2 are screwed, and the insufficient height of the insulating support columns is complemented by the locking screws, as shown in fig. 1. After the operation is finished, connecting the positive electrode of the power supply to the conductive metal insert block 1 extended from the upper plate 3; the conductive metal insert 1 of the lower base plate 4 is connected to ground potential.
If the test piece is the high-voltage cable sheath protector, screwing a lower end screw of the high-voltage cable sheath protector into a connecting threaded hole in the middle of the lower base plate 7, aligning a connecting threaded hole in the middle of the upper layer plate 3 with an upper end screw of the high-voltage cable sheath protector, and screwing; after the operation is finished, connecting the positive electrode of the power supply to the conductive metal insert block 1 extended from the upper plate 3; the conductive metal plug 1 of the lower base plate 4 is connected to ground potential.
In the description of the invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the invention is understood by those skilled in the art according to specific situations.
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 (5)
1. The utility model provides a experimental auxiliary device of general type arrester resistance card which characterized in that: the novel high-strength steel plate is characterized by comprising an upper plate and a lower plate, wherein two groups of height adjusting support columns are arranged between the upper plate and the lower plate, the height adjusting support columns are arranged in a bilateral symmetry manner, the bottom ends of the height adjusting support columns are fixedly connected with the lower plate, the top ends of the height adjusting support columns are abutted to the upper plate, clamping screws are arranged on the upper plate in a screwed mode, and the lower ends of the clamping screws are in screwed connection with the top ends of the height adjusting support columns.
2. The auxiliary device for testing the universal arrester resistor disc as claimed in claim 1, is characterized in that: the altitude mixture control support column is syllogic extending structure, contains first insulation support column, second insulation support column and internal thread insulation post, swing joint between first insulation support column and the second insulation support column, swing joint between second insulation support column and the internal thread insulation post.
3. The auxiliary device for testing the universal arrester resistor disc as claimed in claim 2, characterized in that: the first insulation support column and the second insulation support column are fixed through a lower insulation buckle, and the second insulation support column and the internal thread insulation column are fixed through an upper insulation buckle.
4. The auxiliary device for testing the universal arrester resistor disc as claimed in claim 1, is characterized in that: one side edge of the upper plate and one side edge of the lower base plate are provided with metal conductive insertion blocks, and the two groups of height adjusting support columns are symmetrically distributed on the two sides of the metal conductive insertion blocks.
5. The auxiliary device for testing the universal arrester resistor disc as claimed in claim 1, is characterized in that: the middle parts of the upper plate and the lower plate are provided with connecting threaded holes, and the upper threaded hole and the lower threaded hole are coaxial holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210833266.9A CN115060936A (en) | 2022-07-15 | 2022-07-15 | Experimental auxiliary device of general type arrester resistance card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210833266.9A CN115060936A (en) | 2022-07-15 | 2022-07-15 | Experimental auxiliary device of general type arrester resistance card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115060936A true CN115060936A (en) | 2022-09-16 |
Family
ID=83206828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210833266.9A Pending CN115060936A (en) | 2022-07-15 | 2022-07-15 | Experimental auxiliary device of general type arrester resistance card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115060936A (en) |
-
2022
- 2022-07-15 CN CN202210833266.9A patent/CN115060936A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104535804A (en) | Portable current transformer test clamp | |
| CN105116197A (en) | A fast wiring device for 750kV lightning arrester resistive current tests | |
| CN218727421U (en) | Experimental auxiliary device of general type arrester resistance card | |
| CN115060936A (en) | Experimental auxiliary device of general type arrester resistance card | |
| CN201171150Y (en) | Overvoltage protector for open-resistant lever for avoiding wire from breaking due to lightning stroke | |
| CN103134956A (en) | Fixture used for testing soft roll battery electrical performance | |
| CN106771386A (en) | A kind of electrical test thread guide devices for making somebody a mere figurehead electrical equipment | |
| CN204789889U (en) | Multi -functional high -voltage testing device | |
| CN215377099U (en) | Dampproofing anticorrosion zinc oxide arrester | |
| CN205484440U (en) | Arrester resistive current test wiring instrument | |
| CN204101638U (en) | A kind of 110kV combined type Zinc-Oxide Arrester does not remove high-voltage connection preventive trial connection circuit | |
| CN208753071U (en) | A kind of high voltage arrester | |
| CN112332119A (en) | Portable earthing device of power equipment | |
| CN207587459U (en) | A kind of Zinc-Oxide Arrester | |
| CN211554073U (en) | Fixing device for 10kV zinc oxide arrester test | |
| CN205920841U (en) | Take naked line clamp's flashover protector | |
| CN212111489U (en) | 10kV zinc oxide arrester test operation platform | |
| CN202564000U (en) | Integrated metal oxide lightning arrester | |
| CN109270339A (en) | A kind of pulse power test macro and method | |
| CN210742431U (en) | Self-stabilizing and pole-spacing-adjustable plate-to-plate breakdown device for laser ranging | |
| CN208568860U (en) | A kind of short-circuit line applied to Substation Electric Equipment mutual inductor secondary terminals | |
| CN207503740U (en) | A kind of electric lightning being easily installed | |
| CN214153379U (en) | Portable plug short circuit device | |
| CN219418681U (en) | Combined voltage transformer | |
| CN215378456U (en) | Photovoltaic distribution box circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |