CN210037872U - Plug-in type wiring device for replacing lightning arrester monitor - Google Patents
Plug-in type wiring device for replacing lightning arrester monitor Download PDFInfo
- Publication number
- CN210037872U CN210037872U CN201821533150.9U CN201821533150U CN210037872U CN 210037872 U CN210037872 U CN 210037872U CN 201821533150 U CN201821533150 U CN 201821533150U CN 210037872 U CN210037872 U CN 210037872U
- Authority
- CN
- China
- Prior art keywords
- terminal
- arrester monitor
- plug
- lightning arrester
- monitor
- 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.)
- Active
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 12
- 238000012360 testing method Methods 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Abstract
The utility model relates to a pull out termination that inserts formula and change arrester monitor, termination is including the arrester monitor and the arrester monitor terminal box that can plug each other and connect, its characterized in that: the rear terminal of the lightning arrester monitor is a plug-in plug, the lightning arrester monitor junction box comprises a first terminal connected with a grounding end of the lightning arrester and a second terminal connected with the ground potential, and the plug can be inserted into a socket of the lightning arrester monitor junction box to be connected with the first terminal and the second terminal. The wiring device is convenient and practical, time-saving and labor-saving, and the technical effect of being capable of quickly replacing the lightning arrester monitor in an electrified way is achieved.
Description
Technical Field
The utility model relates to an arrester monitoring technology field especially relates to a pull out termination of inserting change arrester monitor.
Background
The lightning arrester monitor (also called lightning arrester leakage current and action recorder) is an instrument matched with zinc oxide lightning arrester in high-voltage alternating-current power system, said instrument is series-connected in the grounding circuit of lightning arrester, and the milliammeter in the monitor is used for monitoring leakage current peak value passed through the lightning arrester under the condition of operating voltage, and can judge that the interior of lightning arrester is affected with damp or not, and its element is abnormal or not.
However, in the prior art, the components and installation diagrams of the lightning arrester monitor in the power grid are generally shown in fig. 1-2, and the lightning arrester online monitor is prone to internal moisture during normal operation, so that the operation condition of the lightning arrester cannot be normally monitored. According to the state maintenance guide of the Q/GDW453 metal oxide lightning arrester of the national grid enterprise standard, the national grid No. 2005 & lt173 & gt 110 & ltsupplement & gt 750Kv lightning arrester maintenance standard requires that when the lightning arrester leakage current meter has the conditions of water inflow and moisture, cracking of a glass cover plate, inaccurate indication, stuck pointers and the like, the maintenance strategy is B-type maintenance, the period is within three months, the maintenance content is replacement of the lightning arrester leakage current meter, and according to the state maintenance standard, the B-type maintenance is power failure maintenance, so that the lightning arrester leakage current meter is damaged and needs to be replaced by power failure within three months. Therefore, in the daily operation and maintenance of equipment, the following practical difficulties exist in the replacement of the lightning arrester monitor connected by the bolt and the nut in power failure:
1. the power failure of the equipment is difficult. Because most of arresters are installed in the outgoing line side of the transformer substation line, the fact that the arresters are powered off means that the whole line is changed into maintenance, and the power supply reliability of users is greatly reduced.
2. The replacement period is long. The first work ticket is handled in case of power failure, and the first work ticket is subjected to power failure operation in the early stage, safety measure setting, work ticket issuing, work ending, later-stage power restoration and the like. The time around the conservative estimate is about three hours.
3. The construction process is troublesome. The lightning arrester monitor is seemingly simple to replace, only two sets of screws need to be disassembled, but once the screws of the monitor are rusted, gas welding cutting has to be used, the operation of firing is involved, and the process flow is troublesome.
Aiming at the technical problems, the invention provides the connecting device for replacing the arrester monitor in a pull-plug type by transforming and improving the structure of the arrester monitor, so that the monitor can be changed from the prior bolt-nut connection into the pull-plug type connection, the purpose of quickly replacing the arrester in a charged state is achieved, and the arrester monitor can be replaced by a single person in a short time within two minutes, thereby improving the safety and the rapidity of replacing the arrester monitor, saving the cost of replacing equipment, and greatly improving the convenience and the practicability of maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a plug-in type changes termination of arrester monitor to improve security, the rapidity that the arrester monitor was changed, saved the cost of equipment change, and improved the convenient practicality of maintenance greatly.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pull out termination that inserts formula and change arrester monitor, termination is including the arrester monitor and the arrester monitor terminal box that can plug each other and connect, its characterized in that: the rear terminal of the lightning arrester monitor is a plug-in plug, the lightning arrester monitor junction box comprises a first terminal connected with a grounding end of the lightning arrester and a second terminal connected with the ground potential, and the plug can be inserted into a socket of the lightning arrester monitor junction box to be connected with the first terminal and the second terminal.
Furthermore, the socket of the lightning arrester monitor junction box is a double-hole socket, the plug of the lightning arrester monitor is a double-head plug, one end of the wiring end of the double-hole socket is connected with the first wiring end of the lightning arrester monitor junction box, and the other end of the wiring end of the double-hole socket is connected with the second wiring end.
Furthermore, the interior of the double-hole socket also comprises a compression spring and a copper sheet.
Furthermore, the double-end plug is an upper horizontal rod-shaped or copper plate-shaped protruding male connector and a lower horizontal rod-shaped or copper plate-shaped protruding male connector.
Further, the socket is fixed in the arrester monitor junction box by a fastener.
Further, the lightning arrester monitor also comprises a leakage current detector and a counter.
Furthermore, the socket of the lightning arrester monitor junction box also comprises a travel switch, the upper end of the travel switch is connected with the first wiring terminal, and the lower end of the travel switch is connected with the second wiring terminal.
Through the institutional advancement to arrester monitor to do after test items such as relevant contact resistance test, dampproofing test in order to verify its reliability through electric test mechanism, the utility model discloses compare with prior art, its beneficial effect includes:
1. and the replacement is carried out without power failure. Greatly reduces the power failure risk of the equipment and greatly improves the power supply reliability.
2. Greatly reducing the labor intensity. The electric heating cooker can be replaced only by simply pulling and inserting without firing or screwing screws.
3. The working time is shortened, and the working efficiency is improved. The operation time of two or three hours is only one or two minutes at present; work done by three or four people now can be done by only one person. Completely fool-proof operation.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 is a view of installation of a lightning arrester in the prior art;
fig. 2 is a front view and a side view of a lightning arrester monitor according to the prior art;
fig. 3 is a front view of a terminal box of a lightning arrester monitor according to an embodiment of the present invention;
fig. 4 is a left side view of the arrester monitor according to the embodiment of the present invention, namely, a drawing for changing the rear terminal into a plug-in type;
fig. 5 is an assembled perspective view of the surge arrester monitor of fig. 4 inserted into the junction box of fig. 3.
Description of reference numerals: 1. a lightning arrester monitor junction box; 2. a first terminal; 3. a second terminal; 4. a body of the arrester monitor; 5. a double-ended plug.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
The present embodiment proposes a plug-in type lightning arrester monitor replacement wiring device, as shown in fig. 3 to 5, which includes a lightning arrester monitor junction box 1 shown in fig. 3 and a body of a lightning arrester monitor 4 shown in fig. 4.
As shown in fig. 3, the lightning arrester monitor terminal box 1 includes a first terminal 2 located at an upper portion of the terminal box 1 and a second terminal 3 located at a lower portion of the terminal box 1, the first terminal 2 being connectable to a lightning arrester ground terminal, and the second terminal 3 being connectable to ground to form a ground terminal; in addition, a double-hole socket structure (not shown in fig. 3, please refer to fig. 5) for plugging and unplugging the lightning arrester monitor 4 is included in the right side or the inside of the lightning arrester monitor junction box 1; the junction box 1 can be regular square or cylindrical, and can also be in other irregular three-dimensional shapes, as long as the lightning arrester monitor junction box 1 can be stably connected with the lightning arrester monitor 4 body in a plugging and unplugging manner, and before the junction box 1 is used, relevant contact resistance tests, moisture-proof tests and other test items need to be carried out through an electrical test mechanism, so that the reliability of the junction box is ensured.
As shown in fig. 4, in order to make the arrester monitor terminal box 1 and the arrester monitor 4 pull out and insert and connect, the utility model discloses in also having carried out the transformation of adaptability to the body of arrester monitor 4, it has carried out processing transformation to arrester monitor rear portion terminal, change its rear portion terminal into the double-end plug 5 of pulling out and inserting the type, for example can be with its rear portion processing for two horizontal rod-like or copper plate's protruding public connectors from top to bottom, its double-end plug 5 can carry out the pull out and insert of signal of telecommunication with the diplopore socket structure of arrester monitor 4 and be connected, thereby introduce the signal of telecommunication of arrester earthing terminal in the arrester monitor 4, with form a signal of telecommunication route to ground, through the leakage current peak value of arrester under the monitoring operating voltage through the milliammeter in the arrester monitor 4.
As shown in fig. 5, the combined plug-in connection diagram of the lightning arrester monitor terminal box 1 and the lightning arrester monitor 4 includes a compression spring and a copper sheet which are sequentially connected in a double-hole socket structure in the lightning arrester monitor terminal box 1 to form a plug-in buffer structure, so that the lightning arrester monitor terminal box 1 can be stably plugged into the lightning arrester monitor 4.
In addition, a travel switch (not shown in the figure) is additionally arranged in the double-hole socket of the lightning arrester monitor junction box 1, when the lightning arrester monitor 4 is not inserted, the travel switch is closed, the upper end of the travel switch is connected with a lightning arrester grounding end by connecting a first terminal 2, the lower end of the travel switch is grounded by connecting a second terminal 3, an internal circuit is conducted, and the leakage current of the lightning arrester grounding end forms a ground loop through the junction box 1. When the lightning arrester monitor 4 is inserted into the junction box 1, the travel switch is turned on, the first terminal and the second terminal form an open circuit, the circuit is grounded through the lightning arrester monitor 4, and the leakage current of the grounding end of the lightning arrester forms a grounding loop through the lightning arrester monitor 4.
On the basis of the above-described embodiment, the first terminal 2 and the second terminal 3 are respectively connected to the double-hole socket of the lightning arrester monitor terminal block 1 in the present embodiment, so that the first terminal 2 and the second terminal 3 are connected to the double-headed plug 5.
On the basis of the above embodiment, the first terminal 2 and the second terminal 3 are respectively connected inside the two-hole socket of the arrester monitor junction box 1 in this embodiment, and when the connection is made by plugging, the first terminal 2 and the second terminal 3 are simultaneously connected with the double-head plug 5, and finally, the leakage current of the arrester ground terminal can be measured by the milliammeter in the arrester monitor connected with the two plugs of the double-head plug 5.
The utility model discloses in carried out simple transformation to the arrester monitor to for the structure is inserted to pulling out of adaptation arrester monitor, designed arrester monitor terminal box and introduced the signal of telecommunication safely, it is little that it reforms transform the work load, its termination both convenient practicality, has also reached labour saving and time saving and can electrified quick replacement's technological effect.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Claims (7)
1. The utility model provides a plug-in type changes termination of arrester monitor, termination is including arrester monitor and the arrester monitor terminal box that can plug connection each other, its characterized in that: the rear terminal of the lightning arrester monitor is a plug-in plug, the lightning arrester monitor junction box comprises a first terminal connected with a grounding end of the lightning arrester and a second terminal connected with the ground potential, and the plug can be inserted into a socket of the lightning arrester monitor junction box to be connected with the first terminal and the second terminal.
2. The wiring device according to claim 1, wherein the socket of the arrester monitor terminal block is a double-hole socket, the plug of the arrester monitor is a double-headed plug, and one end of the terminals of the double-hole socket is connected to the first terminal of the arrester monitor terminal block and the other end thereof is connected to the second terminal.
3. The wiring lug of claim 2, wherein the interior of the duplex receptacle further comprises a compression spring and a contact conductor.
4. The wiring device of claim 2, wherein the double-ended plug is a male connector having two horizontal bars or a copper plate.
5. The wiring lug of claim 1, wherein the receptacle is secured in the arrester monitor junction box by a fastener.
6. The wiring lug of claim 1, further comprising a leakage current detector and a counter in the surge arrester monitor.
7. The wiring device according to claim 1, wherein the socket of the lightning arrester monitor terminal box further includes a travel switch therein, an upper end of the travel switch being connected to the first terminal, and a lower end of the travel switch being connected to the second terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821533150.9U CN210037872U (en) | 2018-09-19 | 2018-09-19 | Plug-in type wiring device for replacing lightning arrester monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821533150.9U CN210037872U (en) | 2018-09-19 | 2018-09-19 | Plug-in type wiring device for replacing lightning arrester monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210037872U true CN210037872U (en) | 2020-02-07 |
Family
ID=69342251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821533150.9U Active CN210037872U (en) | 2018-09-19 | 2018-09-19 | Plug-in type wiring device for replacing lightning arrester monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210037872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115097168A (en) * | 2022-06-23 | 2022-09-23 | 国网湖北省电力有限公司宜昌供电公司 | Multifunctional wiring device for live-line test of lightning arrester |
-
2018
- 2018-09-19 CN CN201821533150.9U patent/CN210037872U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115097168A (en) * | 2022-06-23 | 2022-09-23 | 国网湖北省电力有限公司宜昌供电公司 | Multifunctional wiring device for live-line test of lightning arrester |
| CN115097168B (en) * | 2022-06-23 | 2023-10-31 | 国网湖北省电力有限公司宜昌供电公司 | Multifunctional wiring device for live test of lightning arrester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208736907U (en) | One kind, which does not power off, changes watt-hour meter device | |
| CN210037872U (en) | Plug-in type wiring device for replacing lightning arrester monitor | |
| CN205621932U (en) | Multiple type of removable formula power connector | |
| CN204992272U (en) | Dual supply massive quantity power supply and high expanded pull -out type measuring equipment that does not repeat of low meter that supplies | |
| CN203895633U (en) | Short circuit grounding wire suitable for box transformer substation and electricity distribution room | |
| CN213337883U (en) | Insulation inspection device of closed bus duct | |
| CN207730810U (en) | A kind of three-phase electric energy meter joint termination | |
| CN114236246A (en) | System and method for detecting backup capability of FTU (fiber to the Unit) super capacitor | |
| CN202794504U (en) | Pull-plug type electric energy meter field verifying safe connecting box | |
| CN215262135U (en) | Transformer oil temperature measuring device and transformer | |
| CN201289990Y (en) | Multifunctional low voltage distribution box | |
| CN211743552U (en) | American case becomes inlet wire cable earthing device | |
| CN203911002U (en) | Grounding line device | |
| CN208608417U (en) | A kind of novel cable plug is extracted and insertion safety device | |
| CN202815071U (en) | High-voltage live detection indication system | |
| CN208352659U (en) | Socket | |
| CN203434308U (en) | Variable universal ground wire assembly | |
| CN216696470U (en) | Capacitance backup capability detection device | |
| CN109291814A (en) | A kind of Intelligent charging device for electric vehicles and working method | |
| CN204089012U (en) | A kind of armored mid-set metal closed switch cabinet earthing device | |
| CN206041016U (en) | Practical earth connection in indoor GIS terminal | |
| CN204992273U (en) | Expanded pull -out type measuring equipment that does not repeat of dual power supply | |
| CN205159676U (en) | Socket | |
| CN114023592B (en) | High-voltage circuit breaker | |
| CN204925177U (en) | But plug -in electric wire connection port and terminal box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |