CN110716114A - Insulating rod withstand voltage test appurtenance - Google Patents
Insulating rod withstand voltage test appurtenance Download PDFInfo
- Publication number
- CN110716114A CN110716114A CN201911193279.9A CN201911193279A CN110716114A CN 110716114 A CN110716114 A CN 110716114A CN 201911193279 A CN201911193279 A CN 201911193279A CN 110716114 A CN110716114 A CN 110716114A
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- Prior art keywords
- rod
- rods
- insulating
- withstand voltage
- insulating rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1263—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses an auxiliary tool for a withstand voltage test of an insulating rod, which comprises supporting upright rods, placing frames vertically installed on the supporting upright rods at intervals, brackets fixedly installed on the placing frames, grounding rods fixedly connected between the supporting upright rods and positioned on the side parts of the placing frames, grounding wires arranged on the grounding rods and connected between the insulating rods and the ground, and high-voltage connecting wires arranged on the supporting upright rods and connected with the insulating rods. The invention is used for placing the insulating rod and replacing a grounding wire to apply voltage and ground, thereby ensuring the placing reliability of the insulating rod and the good contact between the pressurizing and the grounding. The auxiliary tool for the withstand voltage test of the insulating rod is simple to use, time consumed by repeatedly winding the test grounding wire is saved, and the problem of poor contact is avoided. The insulating rod after the insulating rod withstand voltage test auxiliary tool is fixed is stacked and placed firmly, and the possibility of falling does not exist. The bracket of the auxiliary tool for the withstand voltage test of the insulating rod adopts an oval groove design, so that when the insulating rod is placed, good contact can be guaranteed no matter how thick the insulating rod is.
Description
Technical Field
The invention relates to the technical field of power transformation maintenance tools, in particular to an auxiliary tool for a withstand voltage test of an insulating rod.
Background
The insulating tool is a unified name of an insulating tool composition specially used in an electric power system, can be used for live working, live overhaul and live maintenance working tools, and a common insulating tool comprises an insulating operating rod and a tool made of an insulating pipe or a rod with an end part accessory. Generally comprises an operating rod, a wire binding rod, a hook head rod and a universal operating rod.
The insulating rod is an indispensable safety construction appliance for electric work, plays an important role in insulation between a human body and high voltage, and is related to safety of people, a power grid and equipment. In order to ensure the reliability of the insulating pull rod, a periodic voltage withstand test needs to be performed.
In our daily work, the service life of the insulating rod is different from the service frequency, in order to ensure that the insulating rod can be used safely and normally, for some insulating rods which are long in service time, high in service frequency or unclean and unsmooth in surface, a voltage withstand test must be carried out to detect the safety of the insulating rod, the voltage withstand test is a destructive test and large in danger test project, a tester needs to make certain safety measures before the test, personal and equipment accidents in the test process are prevented from being caused, an insulating rod test frame is a safe safety protection measure, but the existing insulating rod test frame mainly has the following two problems:
on one hand, because the number of the insulating rods is large, a plurality of insulating rods are often tested together each time; the method of manually stacking the insulating rod and winding the ground wire is adopted in the traditional test, so that the problems that the insulating rod and the ground wire are not wound and are not in real contact, and the insulating rod is stacked and has risks of collapse and falling exist.
During the voltage withstand test of the insulating rod, the insulating rod is not firmly fixed, so that the contact between the conductor and the insulating rod is not tight, the contact area is small, the voltage withstand test result of the insulating rod is inaccurate, and certain potential safety hazard exists;
on the other hand, the test length of the insulating rod is specified by the test regulations of the electric power safety tools, and a process of measuring the test length of the insulating rod is required before each insulating rod voltage-withstanding test, so that time and labor are wasted, and the efficiency is low.
If the problems cannot be effectively treated and solved, the insulation rod with potential safety hazards can be used by field workers, the safety of the field workers can be endangered, even personal injuries and deaths or power grid accidents are caused, and great loss is caused to families and units.
Therefore, it is desirable to provide an auxiliary tool for withstand voltage test of an insulating rod, which solves the above problems.
Disclosure of Invention
The invention aims to provide an auxiliary tool for an insulation rod withstand voltage test, which is used for placing an insulation rod and replacing a grounding wire to apply voltage and ground, and ensures the placing reliability of the insulation rod and the good performance of pressurization and ground contact.
The utility model provides an insulator spindle withstand voltage test appurtenance, including supporting the pole setting, vertical interval installs the frame of putting in the pole setting of supporting, fixed mounting is put the bracket on the frame, fixed connection is between supporting the pole setting and is located the earthing rod of putting a lateral part, the setting is on the earthing rod and is connected the earth connection between insulator spindle and the ground and set up the high-voltage line of connecting the insulator spindle in supporting the pole setting.
As a further improvement of the invention, the placing frame comprises two longitudinal rods which are parallel to each other and a transverse rod which is fixedly connected between the two longitudinal rods;
the transverse rods are perpendicular to the longitudinal rods, the brackets are fixed on the transverse rods, and the number of the brackets of one transverse rod is more than two.
As a further improvement of the invention, the device also comprises a fixed guide rail fixed on the inner side of the supporting vertical rod, a track groove is arranged on the fixed guide rail, and a sliding block in sliding fit with the track groove is fixedly arranged at the bottom of the longitudinal rod.
As a further improvement of the invention, the upper end of the supporting upright stanchion is fixedly connected with a protective cover positioned above the uppermost layer placing rack.
As a further improvement of the invention, the protective cover is a horizontal plate or an inverted V-shaped plate, and the outer edge of the protective cover covers the outer edge of the supporting upright.
As a further improvement of the invention, through holes are formed in the grounding rod, the number of the through holes is the same as the number of layers of the placing frame, the through holes correspond to the positions of the insulating rods on the placing frame, and a connecting rod penetrates through the through holes and connects the grounding connecting wire and the insulating rods into a passage.
As a further improvement of the invention, the support vertical rod is provided with a abdication through hole, the abdication through hole corresponds to the position of the insulating rod on the placing frame, a wiring rod is inserted in the abdication through hole, and the wiring rod connects the high-voltage connecting wire with the insulating rod.
As a further improvement of the invention, the junction pole comprises a pole body penetrating through the abdicating through hole and a pole cap fixed at the end part of the pole body and positioned outside the supporting vertical pole, and the section of the pole cap is larger than the aperture of the abdicating through hole.
As a further improvement of the invention, the connecting rod and the connecting rod are both made of copper, and the rod cap is made of insulating materials.
As a further improvement of the invention, the lower end of the supporting upright rod is fixedly connected with a ground pin so as to improve the stability of the device placed on the ground.
Compared with the prior art, the invention has the following beneficial effects:
the invention is used for placing the insulating rod and replacing a grounding wire to apply voltage and ground, thereby ensuring the placing reliability of the insulating rod and the good contact between the pressurizing and the grounding.
The auxiliary tool for the withstand voltage test of the insulating rod is simple to use, time consumed by repeatedly winding the test grounding wire is saved, and the problem of poor contact is avoided. The insulating rod after the insulating rod withstand voltage test auxiliary tool is fixed is stacked and placed firmly, and the possibility of falling does not exist.
The bracket of the auxiliary tool for the withstand voltage test of the insulating rod adopts an oval groove design, so that when the insulating rod is placed, good contact can be guaranteed no matter how thick the insulating rod is.
The auxiliary tool for the withstand voltage test of the insulating rod can achieve the following steps:
1. the withstand voltage test time of the insulating rod is greatly reduced, and the test efficiency is improved.
2. The insulating rod is guaranteed not to fall off during testing, and therefore safety of the testing is guaranteed.
3. The connection part of pressurization and grounding is in good contact in the test work, the test quality is ensured, unqualified insulating rods are found in time, and the test reliability is improved.
Drawings
FIG. 1 is a schematic front view of a first embodiment of the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1;
FIG. 3 is a schematic front view of a second embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 5 is a schematic structural view of the rack of the present invention;
FIG. 6 is a schematic side view of the second embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a second grounding rod according to an embodiment of the present invention;
fig. 8 is an enlarged view of the portion B of fig. 7.
In the drawings, there is shown in the drawings,
10 insulating rods, 11 supporting vertical rods, 12 ground feet, 13 placing frames, 14 fixed guide rails, 15 brackets, 16 track grooves, 17 sliding blocks, 18 protective covers, 19 grounding rods, 20 high-voltage connecting wires, 21 grounding connecting wires, 22 connecting rods, 23 connecting rods, 24 abdicating through holes, 131 longitudinal rods, 132 transverse rods, 231 rod bodies and 232 rod caps.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. 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 application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
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 application 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 have 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 orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Example one
As shown in figures 1, 2 and 5;
the utility model provides an insulator spindle withstand voltage test appurtenance, including supporting pole setting 11, vertical interval installs the shelf 13 on supporting pole setting 11, fixed mounting is the bracket 15 on shelf 13, fixed connection is between supporting pole setting 11 and is located the earth bar 19 of shelf 13 lateral part, the setting is connected earth 23 between insulator spindle 10 and the ground and the setting is on supporting pole setting 11 and is connected the high voltage line 20 of insulator spindle 10 on the earth bar 19.
Further, the holding frame 13 comprises two longitudinal rods 131 parallel to each other and a transverse rod 132 fixedly connected between the two longitudinal rods 131;
the transverse rods 132 are perpendicular to the longitudinal rods 131, the brackets 15 are fixed to the transverse rods 132, and the number of the brackets 15 of one transverse rod 132 is two or more.
Further, the device also comprises a fixed guide rail 14 fixed on the inner side of the supporting vertical rod 11, a track groove 16 is arranged on the fixed guide rail 14, and a sliding block 17 in sliding fit with the track groove 16 is fixedly arranged at the bottom of the longitudinal rod 131.
Example two
As shown in fig. 3 and 5-8;
on the basis of the structure of the embodiment, the upper end of the supporting upright 11 is fixedly connected with a protective cover 18 positioned above the uppermost shelving rack 13. The protective cover 18 is a horizontal plate, and the outer edge of the protective cover 18 covers the outer edge of the supporting upright 11.
The grounding rod 19 is provided with through holes, the number of the through holes is the same as the number of layers of the placing frame 13, the through holes correspond to the positions of the insulating rods 10 on the placing frame 13, the connecting rods 22 are inserted into the through holes, and the grounding connecting wires 21 and the insulating rods 10 are connected into a passage through the connecting rods 22.
Furthermore, a yielding through hole 24 is formed in the supporting vertical rod 11, the yielding through hole 24 corresponds to the position of the insulating rod 10 on the placing frame 13, a wiring rod 23 is inserted into the yielding through hole 24, and the wiring rod 23 connects the high-voltage connecting line 20 with the insulating rod 10.
Further, the terminal rod 23 includes the body of rod 231 and the pole cap 232 of fixing at the body of rod 231 tip and being located the support pole setting 11 outside that run through in the through-hole 24 of stepping down, the cross-section of pole cap 232 is greater than the aperture of the through-hole 24 of stepping down.
Further, the connecting rod 22 and the connecting rod 23 are both made of copper.
EXAMPLE III
As shown in fig. 4 and 5;
on the basis of the structure of the embodiment, the upper end of the supporting upright 11 is fixedly connected with a protective cover 18 positioned above the uppermost shelving rack 13. The protective cover 18 is an inverted V-shaped plate, and the outer edge of the protective cover 18 covers the outer edge of the support upright 11.
Further, in the first to third embodiments, the lower end of the supporting upright 11 is fixedly connected with a ground pin 12 to improve the stability of placing on the ground.
The auxiliary tool for the withstand voltage test of the insulating rod is simple to use, time consumed by repeatedly winding the ground wire in the test is saved, and the problem of poor contact is avoided. The insulating rod after the insulating rod withstand voltage test auxiliary tool is fixed is stacked and placed firmly, and the possibility of falling does not exist.
The bracket 15 adopts the design of oval recess, and when the insulator spindle was put, no matter thickness can guarantee good contact.
The foregoing examples, while indicating preferred embodiments of the invention, are given by way of illustration and description, but are not intended to limit the invention solely thereto; it is specifically noted that those skilled in the art or others will be able to make local modifications within the system and to make modifications, changes, etc. between subsystems without departing from the structure of the present invention, and all such modifications, changes, etc. fall within the scope of the present invention.
Claims (10)
1. The utility model provides an insulator spindle withstand voltage test appurtenance which characterized in that: the device comprises supporting upright rods (11), placing frames (13) arranged on the supporting upright rods (11) at vertical intervals, brackets (15) fixedly arranged on the placing frames (13), grounding rods (19) fixedly connected between the supporting upright rods (11) and located on the side portions of the placing frames (13), grounding wires (23) arranged on the grounding rods (19) and connected between insulating rods (10) and the ground, and high-voltage connecting wires (20) arranged on the supporting upright rods (11) and connected with the insulating rods (10).
2. The auxiliary tool for the withstand voltage test of the insulating rod as claimed in claim 1, wherein: the placing frame (13) comprises two longitudinal rods (131) which are parallel to each other and a transverse rod (132) which is fixedly connected between the two longitudinal rods (131);
the transverse rods (132) are perpendicular to the longitudinal rods (131), the brackets (15) are fixed on the transverse rods (132), and the number of the brackets (15) of one transverse rod (132) is more than two.
3. An insulating rod withstand voltage test auxiliary tool according to claim 2, characterized in that: still including fixing fixed guide (14) in supporting pole setting (11) inboard, be provided with track recess (16) on fixed guide (14), longitudinal rod (131) bottom is fixed be provided with track recess (16) sliding fit's sliding block (17).
4. An insulating rod withstand voltage test auxiliary tool according to claim 3, characterized in that: the upper end fixedly connected with of supporting pole setting (11) is located the protective cover (18) of the topside frame (13) top of putting.
5. The auxiliary tool for the withstand voltage test of the insulating rod as claimed in claim 4, wherein: the protective cover (18) is a horizontal plate or an inverted V-shaped plate, and the outer edge of the protective cover (18) covers the outer edge of the supporting vertical rod (11).
6. The auxiliary tool for the withstand voltage test of the insulating rod as claimed in claim 4, wherein: the grounding rod (19) is provided with through holes, the number of the through holes is the same as the number of layers of the placing frame (13), the through holes correspond to the positions of the insulating rods (10) on the placing frame (13), the connecting rods (22) penetrate through the through holes, and the grounding connecting wires (21) are connected with the insulating rods (10) through the connecting rods (22) to form a passage.
7. An insulating rod withstand voltage test auxiliary tool according to claim 6, characterized in that: offer on support pole setting (11) and let a position through-hole (24), and let a position through-hole (24) and put insulator spindle (10) position on frame (13) corresponding, it has terminal rod (23) to let a position through-hole (24) interlude, and terminal rod (23) are connected high-voltage connection (20) and insulator spindle (10).
8. An insulating rod withstand voltage test auxiliary tool according to claim 7, characterized in that: the terminal rod (23) including run through body of rod (231) in stepping down through-hole (24) and fix at body of rod (231) tip and be located the pole cap (232) that support pole setting (11) outside, the cross-section of pole cap (232) is greater than the aperture of stepping down through-hole (24).
9. An insulating rod withstand voltage test auxiliary tool according to claim 8, characterized in that: the connecting rod (22) and the connecting rod (23) are both made of copper.
10. An insulation bar withstand voltage test auxiliary tool according to any one of claims 1 to 9, wherein: the lower extreme fixedly connected with lower margin (12) of support pole setting (11) to improve and place subaerial stability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193279.9A CN110716114A (en) | 2019-11-28 | 2019-11-28 | Insulating rod withstand voltage test appurtenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193279.9A CN110716114A (en) | 2019-11-28 | 2019-11-28 | Insulating rod withstand voltage test appurtenance |
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| CN110716114A true CN110716114A (en) | 2020-01-21 |
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| CN201911193279.9A Pending CN110716114A (en) | 2019-11-28 | 2019-11-28 | Insulating rod withstand voltage test appurtenance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113687198A (en) * | 2021-08-24 | 2021-11-23 | 国网河北省电力有限公司沧州供电分公司 | Insulating rod withstand voltage test appurtenance |
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Application publication date: 20200121 |