CN205544082U - Wall bushing with relay protection - Google Patents
Wall bushing with relay protection Download PDFInfo
- Publication number
- CN205544082U CN205544082U CN201620087106.4U CN201620087106U CN205544082U CN 205544082 U CN205544082 U CN 205544082U CN 201620087106 U CN201620087106 U CN 201620087106U CN 205544082 U CN205544082 U CN 205544082U
- Authority
- CN
- China
- Prior art keywords
- insulator
- outdoor
- walls
- adpting flange
- indoor
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a wall bushing with relay protection, include sleeve pipe body, indoor insulator, current transformer, outdoor insulator, wear wall mounting panel and flange, carry out fixed connection through flange between indoor insulator and the outdoor insulator, indoors insulator and outdoor insulator all set up the wiring board with flange's disconnected end, the center that flange was crossed to sleeve pipe body level, the both ends of sleeve pipe body penetrate the cavity of indoor insulator and the cavity of outdoor insulator respectively, and the wiring board is still connected to the tip of sleeve pipe body, the sleeve pipe body includes central contact tube and the electric capacity core of parcel in central copper outside of tubes portion. By adopting the above structure, the utility model, need alone operation alone can realize high voltage transmission lines's the reason string handle of wearing wall operation and high -voltage line to the device can turn into high voltage transmission lines's heavy current the undercurrent, and it is practical with protection device to supply with the measuring instrument, measure high voltage transmission lines that the wall located whether normally work more convenient.
Description
Technical field
The utility model relates to power domain, in particular it relates to have the wall bushing of relay protection.
Background technology
Capacitive type wall bushing is mainly used in power plant, transformer station the wallboard guiding high pressure or super-pressure wire through building, as conduction current-carrying and the insulation of high pressure wallboard over the ground and be mechanically fixed use.Capacitive type wall bushing is divided into vertical and horizontal two kinds, is all-sealed structure.Existing wall bushing is when carrying out operation through walls, can only be held in the hand, if also to pull high-voltage line to pass wall-through hole, if high-voltage line is wound around simultaneously always, need extra workman to carry out below coordinating the operation through walls that could jointly complete high-voltage line, reduce efficiency.Additionally; existing wall pipe is all directly through high-voltage conducting wires; and high-tension electricity is to cannot directly access measurement and protection device; but we need to measure the electric current of the high-tension line accessed sometimes; check that installing high-tension line the most normally works; the high-tension line of part the most through walls the most normally works, and present wall pipe does not reaches such requirement.
Utility model content
Technical problem to be solved in the utility model is to provide the wall bushing with relay protection; this device i.e. has only to the reason line operation of an individually operated operation through walls that can realize high-tension line of people and high-voltage line; and the big electric current of high-tension line can be converted into small area analysis by this device; supply measuring instruments and protection device are practical, and the high-tension line measuring place through walls the most normally works more convenient.
The technical scheme in the invention for solving the above technical problem is: have the wall bushing of relay protection; including sleeve body, indoor insulator, current transformer, outdoor insulator, installing plate through walls and adpting flange; it is fixedly connected by adpting flange between described indoor insulator and outdoor insulator; indoors the front of motor of insulator and outdoor insulator and adpting flange is respectively provided with terminal plate; outdoor insulator and the front of motor of adpting flange also set up conservator and brute spring, conservator and brute spring and are respectively positioned between terminal plate and outdoor insulator；Described sleeve body level crosses the center of adpting flange, and the two ends of sleeve body respectively penetrate cavity and the cavity of outdoor insulator of indoor insulator, and the end of sleeve body is also connected with terminal plate；Described sleeve body includes center conductive copper pipe and is wrapped in the capacitor core outside the copper pipe of center, described indoor insulator also sets up current transformer and installing plate through walls on the connection end of adpting flange, on the outer wall of installing plate right angle setting insulator indoors through walls, installing plate through walls is between current transformer and adpting flange, and current transformer overlaps indoors on insulator.The access of current transformer; high electric current in high-tension line can be converted to low current in proportion; the secondary side of current transformer just can directly connect measuring instruments, carry out relay protection etc.; thus conveniently high-tension line is detected; the high-tension line of part the most through walls whether safe operation, then coordinate with relay, is short-circuited or during overload fault at circuit; signal cut faulty circuit, the safety of protection electric power system is provided to relay system.Wall bushing is when carrying out operation through walls, owing to installing plate through walls pushes down metope, even if not grasping wall bushing, wall-through hole does not haves the situation of downward landing yet, when pulling high-voltage line to pass wall-through hole, if high-voltage line is wound around, only wall-through hole need to be allowed to stay on the wall, the high-voltage line being wound around is managed straight operation again, it is not necessary to extra workman coordinates the operation through walls that can complete high-voltage line, improves operating efficiency.
Described installing plate through walls is symmetrical about indoor insulator, also sets up chute on installing plate through walls, arranges the tip support that can slide up and down in chute.When uneven near wall, when inconvenient installing plate through walls is fixed, the tip support being positioned at installing plate chute through walls can be moved up and down, find the position being beneficial to fix on metope, then tip support is inserted on body of wall, avoiding wall bushing landing, conveniently measure circuit, whether detection circuit there is exception.
Two of described indoor insulator is respectively provided with tip support.Fixing more firm.
Described indoor insulator is also vertically arranged fuel tank on the connection end of adpting flange, and fuel tank crosses indoor insulator, and indoors the bottom of insulator also sets up bleeder plug.After the oil in sleeve pipe expands, can be flowed under the effect of the pressure in fuel tank, it is to avoid the oil of expansion produces huge pressure to casing wall, damages sleeve pipe by pressure.
Described outdoor insulator also sets up measurement lead terminal with the connection end of adpting flange, measures lead terminal and is connected with capacitor core.Capacitor core is aluminium foil as pole plate, the series connection concentric circles bulk capacitor that forms as contrasted between solid dielectric using oil compression cable paper.
Multi-turn it is uniformly distributed for holding the annular expenditure parts of transformer oil on described indoor insulator and outdoor insulator.Facilitate the uniform oil in reserve of inside pipe casing, increase storage oil and contacting between capacitor core.
Described conservator is provided with for vacuumizing the hole with immersion oil.The oil in the annular expenditure parts of distribution on indoor insulator and outdoor insulator is made in can penetrate sleeve body, to participate in the oil circulation of whole sleeve pipe.
Being provided with terminal plate end on described outdoor insulator and also set up grading ring, grading ring is positioned at the outside of terminal plate.Ensure firmly connecting and safety of terminal plate.
To sum up, the beneficial effects of the utility model are:
1, the access of current transformer; high electric current in high-tension line can be converted to low current in proportion; conveniently high-tension line is detected; particularly detect the high-tension line whether safe operation of part through walls; coordinate with relay again; it is short-circuited or during overload fault at circuit, provides signal cut faulty circuit, the safety of protection electric power system to relay system.
2, wall bushing is when carrying out operation through walls, owing to installing plate through walls pushes down metope, even if not grasping wall bushing, wall-through hole does not haves the situation of downward landing yet, when pulling high-voltage line to pass wall-through hole, if high-voltage line is wound around, only wall-through hole need to be allowed to stay on the wall, the high-voltage line being wound around is managed straight operation again, it is not necessary to extra workman coordinates the operation through walls that can complete high-voltage line, improves operating efficiency.
3, when uneven near wall, when inconvenient installing plate through walls is fixed, the tip support being positioned at installing plate chute through walls can be moved up and down, find the position being beneficial to fix on metope, then tip support is inserted on body of wall, avoiding wall bushing landing, conveniently measure circuit, whether detection circuit there is exception.
Accompanying drawing explanation
Fig. 1 is sectional view of the present utility model.
Mark and corresponding parts title in accompanying drawing: 1, sleeve body；2, indoor insulator；3, current transformer；4, installing plate through walls；5, fuel tank；6, outdoor insulator；7, terminal plate；8, adpting flange；9, bleeder plug；10, lead terminal is measured；11, tip support.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is made detailed description further, but embodiment of the present utility model is not limited to this.
Embodiment 1:
As shown in Figure 1, the utility model includes sleeve body 1, indoor insulator 2, current transformer 3, outdoor insulator 6, installing plate through walls 4 and adpting flange 8, it is fixedly connected by adpting flange 8 between described indoor insulator 2 and outdoor insulator 6, indoors the front of motor of insulator 2 and outdoor insulator 6 and adpting flange 8 is respectively provided with terminal plate 7, outdoor insulator 6 and the front of motor of adpting flange 8 also set up conservator and brute spring, conservator and brute spring and are respectively positioned between terminal plate 7 and outdoor insulator 6；Described sleeve body 1 level crosses the center of adpting flange 10, and the two ends of sleeve body 1 respectively penetrate cavity and the cavity of outdoor insulator 6 of indoor insulator 2, and the end of sleeve body 1 is also connected with terminal plate 7；Described sleeve body 1 includes center conductive copper pipe and is wrapped in the capacitor core outside the copper pipe of center, described indoor insulator 2 also sets up current transformer 3 and installing plate through walls 4 on the connection end of adpting flange 8, on the outer wall of installing plate 4 right angle setting insulator 2 indoors through walls, installing plate 4 through walls is between current transformer 3 and adpting flange 8, and current transformer 3 overlaps indoors on insulator 2.
Capacitor core therein is capacitor, conduit centered by one end of capacitor, and the other end is drawn by the measurement lead terminal on coupling sleeve.Under the effect of series capacitor, the radial and axial Electric Field Distribution of sleeve pipe is uniform.The insulator external insulation as sleeve pipe and the container of oil storage so that it is built-in electrical insulation is not by the erosion of ambient atmosphere.
The access of current transformer; high electric current in high-tension line can be converted to low current in proportion; the secondary side of current transformer just can directly connect measuring instruments, carry out relay protection etc.; thus conveniently high-tension line is detected; the high-tension line of part the most through walls whether safe operation, then coordinate with relay, is short-circuited or during overload fault at circuit; signal cut faulty circuit, the safety of protection electric power system is provided to relay system.Wall bushing is when carrying out operation through walls, owing to installing plate through walls pushes down metope, even if not grasping wall bushing, wall-through hole does not haves the situation of downward landing yet, when pulling high-voltage line to pass wall-through hole, if high-voltage line is wound around, only wall-through hole need to be allowed to stay on the wall, the high-voltage line being wound around is managed straight operation again, it is not necessary to extra workman coordinates the operation through walls that can complete high-voltage line, improves operating efficiency.
Embodiment 2:
The present embodiment increases following technical characteristic on the basis of embodiment 1: installing plate 4 through walls is symmetrical about indoor insulator 2, also sets up chute on installing plate 4 through walls, arranges the tip support 11 that can slide up and down in chute.When uneven near wall, when inconvenient installing plate through walls is fixed, the tip support being positioned at installing plate chute through walls can be moved up and down, find the position being beneficial to fix on metope, then tip support is inserted on body of wall, avoiding wall bushing landing, conveniently measure circuit, whether detection circuit there is exception.
Two of described indoor insulator 2 is respectively provided with tip support 11.
Embodiment 3:
The present embodiment increases following technical characteristic on the basis of above-described embodiment: indoor insulator 2 is also vertically arranged fuel tank 2 on the connection end of adpting flange 8, and fuel tank 2 crosses indoor insulator 2, and indoors the bottom of insulator 2 also sets up bleeder plug 9.After the oil in sleeve pipe expands, can be flowed under the effect of the pressure in fuel tank, it is to avoid the oil of expansion produces huge pressure to casing wall, damages sleeve pipe by pressure.
Outdoor insulator 6 also sets up measurement lead terminal 10 with the connection end of adpting flange 8, measures lead terminal 10 and is connected with capacitor core.
Multi-turn it is uniformly distributed for holding the annular expenditure parts of transformer oil on indoor insulator 2 and outdoor insulator 6.
Conservator is provided with for vacuumizing the hole with immersion oil.The oil in the annular expenditure parts of distribution on indoor insulator and outdoor insulator is made in can penetrate sleeve body, to participate in the oil circulation of whole sleeve pipe.
Being provided with terminal plate 7 end on outdoor insulator 6 and also set up grading ring, grading ring is positioned at the outside of terminal plate 7.
As it has been described above, the utility model can preferably be realized.
The above; it it is only preferred embodiment of the present utility model; not the utility model is done any pro forma restriction, every according to technical spirit of the present utility model, above example is made any simple modification, equivalent variations, within each falling within protection domain of the present utility model.
Claims (8)
1. there is the wall bushing of relay protection, it is characterized in that, including sleeve body (1), indoor insulator (2), current transformer (3), outdoor insulator (6), installing plate through walls (4) and adpting flange (8), it is fixedly connected by adpting flange (8) between described indoor insulator (2) and outdoor insulator (6), indoors the front of motor of insulator (2) and outdoor insulator (6) and adpting flange (8) is respectively provided with terminal plate (7), outdoor insulator (6) also sets up conservator and brute spring with the front of motor of adpting flange (8), conservator and brute spring are respectively positioned between terminal plate (7) and outdoor insulator (6)；Described sleeve body (1) level crosses the center of adpting flange (10), and the two ends of sleeve body (1) respectively penetrate cavity and the cavity of outdoor insulator (6) of indoor insulator (2), and the end of sleeve body (1) is also connected with terminal plate (7)；Described sleeve body (1) includes center conductive copper pipe and is wrapped in the capacitor core outside the copper pipe of center, described indoor insulator (2) also sets up current transformer (3) and installing plate through walls (4) on the connection end of adpting flange (8), on the outer wall of installing plate through walls (4) right angle setting insulator indoors (2), installing plate through walls (4) is positioned between current transformer (3) and adpting flange (8), and current transformer (3) overlaps indoors on insulator (2).
The wall bushing with relay protection the most according to claim 1; it is characterized in that; described installing plate through walls (4) is symmetrical about indoor insulator (2), also sets up chute on installing plate through walls (4), arranges the tip support (11) that can slide up and down in chute.
The wall bushing with relay protection the most according to claim 2, it is characterised in that two of described indoor insulator (2) is respectively provided with tip support (11).
The wall bushing with relay protection the most according to claim 1; it is characterized in that; described indoor insulator (2) is also vertically arranged fuel tank (2) on the connection end of adpting flange (8); fuel tank (2) crosses indoor insulator (2), and indoors the bottom of insulator (2) also sets up bleeder plug (9).
The wall bushing with relay protection the most according to claim 1, it is characterised in that described outdoor insulator (6) also sets up measurement lead terminal (10) with the connection end of adpting flange (8), measures lead terminal (10) and is connected with capacitor core.
The wall bushing with relay protection the most according to claim 1, it is characterised in that be uniformly distributed multi-turn on described indoor insulator (2) and outdoor insulator (6) for holding the annular expenditure parts of transformer oil.
The wall bushing with relay protection the most according to claim 1, it is characterised in that described conservator is provided with for vacuumizing the hole with immersion oil.
The wall bushing with relay protection the most according to claim 1, it is characterised in that being provided with terminal plate (7) end on described outdoor insulator (6) and also set up grading ring, grading ring is positioned at the outside of terminal plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620087106.4U CN205544082U (en) | 2016-01-29 | 2016-01-29 | Wall bushing with relay protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620087106.4U CN205544082U (en) | 2016-01-29 | 2016-01-29 | Wall bushing with relay protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205544082U true CN205544082U (en) | 2016-08-31 |
Family
ID=56771912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620087106.4U Expired - Fee Related CN205544082U (en) | 2016-01-29 | 2016-01-29 | Wall bushing with relay protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205544082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300174A (en) * | 2016-01-29 | 2017-01-04 | 四川行之智汇知识产权运营有限公司 | Relay protection type wall bushing |
-
2016
- 2016-01-29 CN CN201620087106.4U patent/CN205544082U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300174A (en) * | 2016-01-29 | 2017-01-04 | 四川行之智汇知识产权运营有限公司 | Relay protection type wall bushing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105510645B (en) | A kind of mode of connection of Integral three-phase power transformer automatic detection | |
| CN204314342U (en) | Transformer online monitoring end shield of high-voltage bushing adapter | |
| CN103267934B (en) | A kind of Portable direct current test discharging rod | |
| CN205544082U (en) | Wall bushing with relay protection | |
| CN106300174A (en) | Relay protection type wall bushing | |
| CN203721919U (en) | Grounding wire used for cable plugging head of box type transformer | |
| CN204142947U (en) | Secondary terminals shorting stub is used in mutual inductor test | |
| CN104316736B (en) | Combined insulated lead for switch cabinet power-frequency and alternating-current withstand voltage test | |
| CN204241608U (en) | A kind of leakage current testing cassete | |
| CN103646753B (en) | The amorphous alloy transformer of a kind of 35kV and following high and low pressure side outlet | |
| CN203951151U (en) | The European front connector of 10kV | |
| CN203644509U (en) | Amorphous alloy transformer at 35 kV and below and with outgoing lines on high-voltage side and low-voltage side | |
| CN203951150U (en) | The European rear joint of 10kV | |
| CN208767139U (en) | A kind of transformer with lightning protection function | |
| CN209461764U (en) | Changeover plug is used in a kind of measurement | |
| CN208570982U (en) | A kind of air switch front end connector | |
| CN203519814U (en) | Multipurpose junction box for secondary voltage drop test line | |
| CN203787265U (en) | Transformer sleeve provided with intelligent measuring terminal | |
| CN106291050B (en) | A kind of mounting device of the optics overvoltage sensor for transmission line of electricity | |
| CN105510646B (en) | A kind of mode of connection of single-phase integral type power transformer automatic detection | |
| CN206400166U (en) | Cable fitting more than a kind of double cable OPGW of transformer station's single pole | |
| CN204255997U (en) | Switch cubicle industrial frequency AC withstand voltage test combined insulation goes between | |
| CN105301298B (en) | Separated time fixture for power transformer automatic detection | |
| CN202549598U (en) | Bus bar type electronic mutual inductor adopting aviation plug binding post | |
| CN110376423A (en) | A kind of electric power apparatus examination high voltage electroscope |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170129 |