CN110646651A - Electric power high voltage metering box - Google Patents
Electric power high voltage metering box Download PDFInfo
- Publication number
- CN110646651A CN110646651A CN201910926409.9A CN201910926409A CN110646651A CN 110646651 A CN110646651 A CN 110646651A CN 201910926409 A CN201910926409 A CN 201910926409A CN 110646651 A CN110646651 A CN 110646651A
- Authority
- CN
- China
- Prior art keywords
- conductive
- high voltage
- box body
- sealing cover
- voltage metering
- 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.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Insulating Bodies (AREA)
Abstract
The invention provides an electric power high voltage metering box, comprising: the box body is provided with a mounting seat at the top, the mounting seat is provided with a mounting hole, and a conductive screw is inserted in the mounting hole; the conductive screw is provided with an inserting conductive section inserted into the box body and a stretching conductive section stretching out of the box body; an insulating ceramic sleeve is sleeved outside the extended conducting section; a transparent sealing cover is covered outside the insulating porcelain sleeve; the upper section extending out of the conductive section is provided with an upper thread, and the upper thread extends out of the insulating porcelain sleeve and is fixedly installed through a nut; a wire connecting end is arranged between the nut and the insulating ceramic sleeve; the inserting conductive section is provided with a baffle ring; the inserted conductive section between the baffle ring and the mounting seat is sleeved with a spring. Through the cooperation of the conductive screw and the limiting base, the rotation of the screw in the installation process is effectively prevented, and the loosening of the internal nut is avoided. The lifting adjustment can facilitate wiring, and the upper end nut is always in a tensioning state by matching with the tensioning spring and is not easy to loosen.
Description
Technical Field
The invention relates to the field of electric power high-voltage metering boxes, in particular to an electric power high-voltage metering box.
Background
At present, the outdoor high-voltage metering box has faults caused by the reasons of sun, rain, lightning, human factors and the like all the year round, and the faults are mainly reflected in that a coil is burnt out, and the wiring of a conductive screw of a primary wiring end and a secondary wiring end is loosened, rusted and oxidized. When the conductive screw of high-voltage metering box is installed, because the internal coupling nut that becomes flexible of misoperation, this electric shock resistance increase of coupling nut back that becomes flexible makes once produce the voltage difference between inlet wire and the play line, causes insulation breakdown, leads to the measurement to be out of alignment.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an electric power high-voltage metering box, which comprises: the box body is provided with a mounting seat at the top, the mounting seat is provided with a mounting hole, and a conductive screw is inserted in the mounting hole;
the conductive screw is provided with an inserting conductive section inserted into the box body and a stretching conductive section stretching out of the box body;
an insulating ceramic sleeve is sleeved outside the extended conducting section; a transparent sealing cover is covered outside the insulating porcelain sleeve;
the upper section extending out of the conductive section is provided with an upper thread, and the upper thread extends out of the insulating porcelain sleeve and is fixedly installed through a nut; a wire connecting end is arranged between the nut and the insulating ceramic sleeve;
the inserting conductive section is provided with a baffle ring;
the inserted conductive section between the baffle ring and the mounting seat is sleeved with a spring.
It should be further noted that the side of the box body is connected with a threaded rod, and the threaded rod is connected with a crank;
the threaded rod is connected with a shear type bracket; the top of the scissor type bracket is provided with a top plate, and the bottom of the scissor type bracket is provided with a bottom plate;
the scissor type bracket is provided with two sets of hinged connecting rods which are symmetrically arranged; the threaded rod is connected to the hinging parts of the two sets of hinging connecting rods;
the bottom plate is fixedly arranged in the box body;
the top plate is connected with the bottom end of the inserted conductive segment.
It should be further noted that a limiting base is arranged at the joint of the conductive screw and the mounting hole.
It is further noted that the bottom of the transparent sealing cover is provided with a fixed base;
the transparent sealing cover is connected to the mounting base through the fixing base and the bolts.
Further, the mounting seat is provided with an air hole; the air hole is arranged in the insulating porcelain sleeve.
It is further noted that the transparent sealing cover is covered on the upper part of the insulating porcelain sleeve;
the transparent sealing cover is connected with the upper part of the insulating porcelain sleeve through threads;
and a sealing ring is arranged at the connecting part of the transparent sealing cover and the insulating ceramic sleeve.
It should be further noted that the side wall of the transparent sealing cover is provided with a one-way air inlet valve and a one-way air outlet valve.
It should be further noted that the mounting hole is a square hole; the inserted conductive section is a square rod matched with the square hole.
According to the technical scheme, the invention has the following advantages:
in the electric power high-voltage metering box, the tensioning force of the spring is utilized to enable the nut to be in a tensioning state all the time after being fastened, and the nut cannot loosen. The height of the conductive screw rod is adjusted by shaking the threaded rod by the crank, and the conductive screw rod is jacked up to facilitate the wiring at the upper end during installation.
Through the cooperation of the conductive screw and the limiting base, the rotation of the screw in the installation process is effectively prevented, and the loosening of the internal nut is avoided. The lifting adjustment can facilitate wiring, and the upper end nut is always in a tensioning state by matching with the tensioning spring and is not easy to loosen.
The problem that due to the fact that the connecting nut inside the metering device is loosened due to misoperation, the electric shock resistance is increased after the connecting nut is loosened, voltage difference is generated between the primary incoming line and the outgoing line, insulation breakdown is caused, and metering is inaccurate is avoided.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, 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 structural diagram of an electric high-voltage metering box;
fig. 2 is a schematic structural diagram of an electric power high-voltage metering box.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments and drawings. 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 scope of protection of this patent.
It will be understood that when an element or layer is referred to as being "on," connected to, "or" coupled to "another element or layer, it can be directly on, connected or coupled to the other element or layer, and intervening elements or layers may also be present. In contrast, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element or layer, there are no intervening elements or layers present. Like numbers refer to like elements throughout. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Spatially relative terms such as "under …", "below", "lower", "above", "over", and the like, as may be used herein for ease of description, describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative terms used herein should be interpreted accordingly.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The invention relates to an electric power high voltage metering box, as shown in figure 1 and figure 2, comprising: the box body 1 is provided with a mounting seat 2 at the top of the box body 1, the mounting seat 2 is provided with a mounting hole, and a conductive screw 3 is inserted into the mounting hole; the conductive screw 3 is provided with an inserted conductive section 4 inserted into the box body 1 and an extended conductive section 5 extending out of the box body 1; an insulating porcelain bushing 6 is sleeved outside the extended conducting section 5; a transparent sealing cover 7 is covered outside the insulating porcelain sleeve 6; the upper section extending out of the conductive section 5 is provided with an upper thread, the upper thread extends out of the insulating porcelain sleeve 6 and is fixedly installed through a nut 9; a lead connecting end 13 is arranged between the nut 9 and the insulating porcelain sleeve 6; the inserting conductive section 4 is provided with a baffle ring 11; the inserted conducting segment 4 between the baffle ring 11 and the mounting seat 2 is sleeved with a spring 12. The nut 9 is always in a tensioned state after being fastened by the tension force of the spring and cannot be loosened.
The side part of the box body 1 is connected with a threaded rod 14, and the threaded rod 14 is connected with a crank 15; the threaded rod 14 is connected with a scissor type bracket 16; a top plate 17 is arranged at the top of the scissor type bracket 16, and a bottom plate 18 is arranged at the bottom of the scissor type bracket 16; the scissor type bracket 16 is provided with two sets of hinged connecting rods 19 which are symmetrically arranged; the threaded rod 14 is connected to the articulation of two sets of articulated links 19; the bottom plate 18 is fixedly arranged in the box body 1; the top plate 17 is connected to the bottom end of the interposed conductive segment 4.
The threaded rod 14 is shaken by the crank 15 to realize the height adjustment of the conductive screw 3, and the conductive screw is firstly jacked up during installation, so that the wiring is convenient to be connected.
The connection part of the conductive screw 3 and the mounting hole is provided with a limiting base 21. Through the cooperation of the conductive screw and the limiting base, the rotation of the screw in the installation process is effectively prevented, and the loosening of the internal nut is avoided. The lifting adjustment can facilitate wiring, and the upper end nut is always in a tensioning state by matching with the tensioning spring and is not easy to loosen.
The mounting hole is a square hole; the inserted conductive segment 4 is a square rod matched with the square hole. This prevents rotation of the conductive screw 3 which would cause the nut 9 to rotate, thereby causing the wire connecting end 13 to come loose.
The transparent sealing cover 7 in the invention has two structural forms.
One is as follows: the bottom of the transparent sealing cover 7 is provided with a fixed base 22; the transparent sealing cover 7 is connected to the mounting base 2 by a fixing base 22 and bolts. The transparent sealing cover 7 covers the conductive screw 3 and the insulating porcelain sleeve 6, namely, the conductive screw 3 and the insulating porcelain sleeve 6 are all covered.
In the other structure, a transparent sealing cover 7 is covered on the upper part of the insulating porcelain sleeve 6; the transparent sealing cover 7 is connected with the upper part of the insulating porcelain sleeve 6 through threads; and a sealing ring is arranged at the connecting part of the transparent sealing cover 7 and the insulating porcelain sleeve 6. The side wall of the transparent sealing cover 7 is provided with a one-way air inlet valve 31 and a one-way air outlet valve 32. This reduces the area of the transparent sealing cover 7.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An electric high voltage metering box, characterized by comprising: the box body (1), the top of the box body (1) is provided with a mounting seat (2), the mounting seat (2) is provided with a mounting hole, and a conductive screw (3) is inserted into the mounting hole;
the conductive screw (3) is provided with an inserting conductive section (4) inserted into the box body (1) and a stretching conductive section (5) stretching out of the box body (1);
an insulating porcelain bushing (6) is sleeved outside the extended conducting section (5); a transparent sealing cover (7) is covered outside the insulating porcelain sleeve (6);
the upper section extending out of the conductive section (5) is provided with an upper thread, and the upper thread extends out of the insulating porcelain sleeve (6) and is fixedly installed through a nut (9); a lead connecting end (13) is arranged between the nut (9) and the insulating porcelain sleeve (6);
a baffle ring (11) is arranged on the inserting conductive section (4);
the inserted conductive section (4) between the baffle ring (11) and the mounting seat (2) is sleeved with a spring (12).
2. An electric high voltage metering tank according to claim 1,
the side part of the box body (1) is connected with a threaded rod (14), and the threaded rod (14) is connected with a crank (15);
the threaded rod (14) is connected with a scissor type bracket (16); a top plate (17) is arranged at the top of the scissor type bracket (16), and a bottom plate (18) is arranged at the bottom of the scissor type bracket (16);
the scissor type bracket (16) is provided with two sets of hinged connecting rods (19) which are symmetrically arranged; the threaded rod (14) is connected to the hinging parts of the two sets of hinging connecting rods (19);
the bottom plate (18) is fixedly arranged in the box body (1);
the top plate (17) is connected with the bottom end of the inserted conductive segment (4).
3. An electric high voltage metering tank according to claim 1 or 2,
and a limiting base (21) is arranged at the joint of the conductive screw (3) and the mounting hole.
4. An electric high voltage metering tank according to claim 1 or 2,
a fixed base (22) is arranged at the bottom of the transparent sealing cover (7);
the transparent sealing cover (7) is connected to the mounting base (2) through a fixed base (22) and a bolt.
5. An electric high voltage metering tank according to claim 1 or 2,
the mounting seat (2) is provided with an air hole (23); the air hole (23) is arranged inside the insulating porcelain sleeve (6).
6. An electric high voltage metering tank according to claim 1 or 2,
the transparent sealing cover (7) is covered on the upper part of the insulating porcelain sleeve (6);
the transparent sealing cover (7) is connected with the upper part of the insulating porcelain sleeve (6) through threads;
and a sealing ring is arranged at the connecting part of the transparent sealing cover (7) and the insulating porcelain sleeve (6).
7. An electric high voltage metering tank according to claim 6,
the side wall of the transparent sealing cover (7) is provided with a one-way air inlet valve (31) and a one-way air outlet valve (32).
8. An electric high voltage metering tank according to claim 1 or 2,
the mounting hole is a square hole; the inserted conductive section (4) is a square rod matched with the square hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910926409.9A CN110646651B (en) | 2019-09-27 | 2019-09-27 | Electric power high voltage metering box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910926409.9A CN110646651B (en) | 2019-09-27 | 2019-09-27 | Electric power high voltage metering box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110646651A true CN110646651A (en) | 2020-01-03 |
| CN110646651B CN110646651B (en) | 2022-02-15 |
Family
ID=69011773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910926409.9A Active CN110646651B (en) | 2019-09-27 | 2019-09-27 | Electric power high voltage metering box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110646651B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2369250Y (en) * | 1999-04-21 | 2000-03-15 | 周干国 | Dry all sealed high voltage electric power meter |
| CN201174321Y (en) * | 2007-09-07 | 2008-12-31 | 陕西华西电力机械制造有限公司 | Screw connected electric power capacitor lead wire ceramic busing |
| US20130186683A1 (en) * | 2012-01-23 | 2013-07-25 | General Electric Company | High Voltage Bushing Assembly |
| CN207319885U (en) * | 2017-09-03 | 2018-05-04 | 萍乡市长岭电瓷制造有限公司 | A kind of high-tension insulating bushing of protection against electric shock |
| CN208173941U (en) * | 2018-04-21 | 2018-11-30 | 山东鲁能光大电力器材有限公司 | A kind of double end connecting terminal |
| CN209249262U (en) * | 2019-01-10 | 2019-08-13 | 天津兴达电气科技有限公司 | A kind of transformer bushing |
-
2019
- 2019-09-27 CN CN201910926409.9A patent/CN110646651B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2369250Y (en) * | 1999-04-21 | 2000-03-15 | 周干国 | Dry all sealed high voltage electric power meter |
| CN201174321Y (en) * | 2007-09-07 | 2008-12-31 | 陕西华西电力机械制造有限公司 | Screw connected electric power capacitor lead wire ceramic busing |
| US20130186683A1 (en) * | 2012-01-23 | 2013-07-25 | General Electric Company | High Voltage Bushing Assembly |
| CN207319885U (en) * | 2017-09-03 | 2018-05-04 | 萍乡市长岭电瓷制造有限公司 | A kind of high-tension insulating bushing of protection against electric shock |
| CN208173941U (en) * | 2018-04-21 | 2018-11-30 | 山东鲁能光大电力器材有限公司 | A kind of double end connecting terminal |
| CN209249262U (en) * | 2019-01-10 | 2019-08-13 | 天津兴达电气科技有限公司 | A kind of transformer bushing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110646651B (en) | 2022-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104685707B (en) | Antenna assembly | |
| CN203839535U (en) | Steerable grounding bar for power maintenance | |
| CN110646651B (en) | Electric power high voltage metering box | |
| CN209104379U (en) | A kind of connecting terminal of Fast Installation | |
| CN207625267U (en) | The lightning protection device of 10kV distribution lines | |
| CN112038161B (en) | Intelligent pole-mounted circuit breaker | |
| CN209625935U (en) | A kind of lightning protection electric porcelain insulator | |
| CN218940327U (en) | Mounting and fastening structure for internal element of high-voltage power distribution cabinet | |
| CN109119779B (en) | A kind of multi-functional full adaptation earthing clamp | |
| CN220394244U (en) | Portable self-anchored upright post cap | |
| CN208820074U (en) | A kind of multi-functional full adaptation earthing clamp | |
| CN208444694U (en) | The top waterproof construction of lightning arrester base | |
| CN209308388U (en) | Guard rail rod for cable platform | |
| CN216528723U (en) | Device is changed to outdoor strut type fuse of 35 kilovolts of high pressure | |
| CN208521772U (en) | A kind of tap switch down-lead bracket on oil-immersed type transformer | |
| CN111917094A (en) | Multifunctional line overvoltage protection device and lightning protection method thereof | |
| CN201149982Y (en) | Line-standing code | |
| CN203826594U (en) | Steerable ground rod wire clamp | |
| CN219937919U (en) | Zinc oxide lightning arrester | |
| CN210744284U (en) | Waterproof joint for mounting screw | |
| CN212412686U (en) | Power metering box inlet wire cable auxiliary installation device | |
| CN205487636U (en) | Electronic transformer mounting bracket | |
| CN211348316U (en) | Auxiliary device for lightning arrester direct current test | |
| CN220209924U (en) | Mounting cross arm device for lightning arrester of power transmission pole tower | |
| CN105448588B (en) | Tripping spring erection support and the breaker for using the erection support |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |