CN206991856U - A kind of environment-protecting cabinet inlet-outlet line insulator - Google Patents
A kind of environment-protecting cabinet inlet-outlet line insulator Download PDFInfo
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- CN206991856U CN206991856U CN201720851396.XU CN201720851396U CN206991856U CN 206991856 U CN206991856 U CN 206991856U CN 201720851396 U CN201720851396 U CN 201720851396U CN 206991856 U CN206991856 U CN 206991856U
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Abstract
The utility model discloses a kind of environment-protecting cabinet inlet-outlet line insulator, including connecting tube, the surface of the connecting tube is fixedly connected with insulation sleeve, connection arc sleeve is fixedly connected with the top of the insulation sleeve, the surface of the insulation sleeve is arranged with insulating ceramic film, the bottom of the insulation sleeve is fixedly connected with insulating disc, and extinguishing arc head is fixedly connected with the right side of insulating disc, and the position that the bottom of insulating disc and correspondence connect arc sleeve is fixedly connected with steel pin.When the utility model flows through capacitance current in trouble point, extinguishing arc head can provide inductive current and compensate, and current in the fault point is down to below 10A, be advantageous to restrike after preventing arc light zero passage, reach the purpose of arc extinguishing, the probability that amplitude overvoltage occurs is reduced, prevents accident from further expanding, passes through the cooperation of insulation sleeve, insulating ceramic film and extinguishing arc head, solves environment-protecting cabinet in use, due to humid environment, easily there is creepage phenomenon, the problem of so as to influence environment-protecting cabinet service life.
Description
Technical field
Technical field of electricity is the utility model is related to, specially a kind of environment-protecting cabinet inlet-outlet line insulator.
Background technology
Insulator is a kind of special insulation control, can be played an important role in overhead transmission line, between one's early years absolutely
Edge is used for electric pole, and the one end for being slowly developed in high type high-tension bus-bar connection tower has hung the insulator of many plate-likes, and it is
In order to increase creep age distance, generally it is made up of glass or ceramics, is just insulator, insulator should not be born due to environment and electricity
Lotus condition change caused by various electromechanical stress and fail, otherwise insulator would not produce great effect, will damage
The use of evil whole piece circuit and service life, insulator, which is generally divided into, can puncture type and puncture-proof, can be divided into post by structure
Formula（Pillar）Insulator, suspension insulator, pin insulator, shackle insulator, strain insulator, anti-fouling type, insulator and set
Bushing insulator, be divided into line insulator and power station, apparatus insulator again by application scenario, wherein for circuit to puncture type exhausted
Edge has pin type, butterfly, disc suspension, and puncture-proof has cross-arm and rod insulator, for power station, electrical equipment to puncture type exhausted
Edge has pedestal type post, Hollow Pillar and a sleeve pipe, and puncture-proof has a rod pillar and container insulator, in overhead transmission line it is used absolutely
Edge, conventional has pin insulator, shackle insulator, suspension insulator, porcelain pole arm, rod insulator and strain insulator
Deng, and existing insulator is generally used for high-tension bus-bar or power station, and environment-protecting cabinet is in use, due to humid environment, holds
Easily there is creepage phenomenon, so as to have impact on the service life of environment-protecting cabinet, therefore, it is proposed that a kind of environment-protecting cabinet inlet-outlet line insulate
Son.
Utility model content
The purpose of this utility model is to provide a kind of environment-protecting cabinet inlet-outlet line insulator, possesses good insulation preformance, avoid ring
The advantages of creepage phenomenon occurs for cabinet is protected, solves environment-protecting cabinet in use, due to humid environment, easily occurs climbing electricity now
As the problem of so as to influence environment-protecting cabinet service life.
To achieve the above object, the utility model provides following technical scheme：A kind of environment-protecting cabinet inlet-outlet line insulator, including
Connecting tube, the surface of the connecting tube are fixedly connected with insulation sleeve, connection arc sleeve are fixedly connected with the top of the insulation sleeve,
The surface of the insulation sleeve is arranged with insulating ceramic film, and the bottom of the insulation sleeve is fixedly connected with insulating disc, the insulating disc
Right side be fixedly connected with extinguishing arc head, the position of the bottom of the insulating disc and corresponding connection arc sleeve is fixedly connected with steel pin.
Preferably, the top of the insulating disc and fixing groove is offered positioned at the front of extinguishing arc head.
Preferably, the top of the insulating disc and the first neck is offered positioned at the back side of extinguishing arc head.
Preferably, the right side opening of the connection arc sleeve is provided with the second neck.
Preferably, the surface of the connection inside pipe wall is provided with wearing layer.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model is by there is provided insulation sleeve and insulating ceramic film, improving the insulating capacity of insulator, avoiding
There is creepage phenomenon in environment-protecting cabinet inlet-outlet line, by being when single-phase earthing event occurs for power network there is provided the effect of extinguishing arc head, extinguishing arc head
After barrier, capacitance current is flowed through in trouble point, and extinguishing arc head provides inductive current and compensated, current in the fault point is down to below 10A, have
Beneficial to being restriked after preventing arc light zero passage, reach the purpose of arc extinguishing, reduce the probability that amplitude overvoltage occurs, prevent accident from entering one
Step expands, and by the cooperation of insulation sleeve, insulating ceramic film and extinguishing arc head, solves environment-protecting cabinet in use, due to environment
Humidity, easily there is creepage phenomenon, the problem of so as to influence environment-protecting cabinet service life.
2nd, the utility model is by there is provided fixing groove, facilitating staff that insulator is fixed, by there is provided
First neck and the second neck, facilitate staff to install insulator, while ensure that the stability of insulator, pass through
There is provided wearing layer, the abrasive resistance of connecting tube is improved, so as to extend the service life of insulator.
Brief description of the drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is the utility model top view.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2, a kind of environment-protecting cabinet inlet-outlet line insulator, including connecting tube 1, the surface of connecting tube 1 is referred to be fixedly connected
There is insulation sleeve 2, the top of insulation sleeve 2 is fixedly connected with connection arc sleeve 3, and the surface of insulation sleeve 2 is arranged with insulating ceramic film 4,
The bottom of insulation sleeve 2 is fixedly connected with insulating disc 5, and the right side of insulating disc 5 is fixedly connected with extinguishing arc first 6, the bottom of insulating disc 5 and
The position of corresponding connection arc sleeve 3 is fixedly connected with steel pin 7, the top of insulating disc 5 and is offered positioned at the front of extinguishing arc first 6 solid
Determine groove 8, by there is provided fixing groove 8, facilitating staff that insulator is fixed, the top of insulating disc 5 and be located at extinguishing arc
First 6 back side offers the first neck 9, and the right side opening of connection arc sleeve 3 is provided with the second neck 10, by the way that there is provided the first neck
9 and second neck 10, facilitate staff that insulator to be installed, while the stability of insulator is ensure that, in connecting tube 1
The surface of wall is provided with wearing layer 11, by there is provided wearing layer 11, improving the abrasive resistance of connecting tube 1, so as to extend
The service life of insulator, by there is provided insulation sleeve 2 and insulating ceramic film 4, improving the insulating capacity of insulator, avoiding ring
Protect cabinet inlet-outlet line and creepage phenomenon occur, by being when single-phase earthing event occurs for power network there is provided the effect of extinguishing arc first 6, extinguishing arc first 6
After barrier, capacitance current is flowed through in trouble point, and the first 6 offer inductive current of extinguishing arc compensates, and current in the fault point is down to below 10A,
Be advantageous to restrike after preventing arc light zero passage, reach the purpose of arc extinguishing, reduce the probability that amplitude overvoltage occurs, prevent accident from entering
One step expands, and by the cooperation of insulation sleeve 2, insulating ceramic film 4 and extinguishing arc first 6, solves environment-protecting cabinet in use, due to
Humid environment, easily there is creepage phenomenon, the problem of so as to influence environment-protecting cabinet service life.
In use, by there is provided insulation sleeve 2 and insulating ceramic film 4, improving the insulating capacity of insulator, avoiding environmental protection
There is creepage phenomenon in cabinet inlet-outlet line, by being when singlephase earth fault occurs for power network there is provided the effect of extinguishing arc first 6, extinguishing arc first 6
Afterwards, capacitance current is flowed through in trouble point, and the first 6 offer inductive current of extinguishing arc compensates, current in the fault point is down to below 10A, have
Beneficial to being restriked after preventing arc light zero passage, reach the purpose of arc extinguishing, reduce the probability that amplitude overvoltage occurs, prevent accident from entering one
Step expands, and by the cooperation of insulation sleeve 2, insulating ceramic film 4 and extinguishing arc first 6, solves environment-protecting cabinet in use, due to ring
Border is moist, creepage phenomenon easily occurs, the problem of so as to influence environment-protecting cabinet service life.
In summary：The environment-protecting cabinet inlet-outlet line insulator, made pottery by connecting tube 1, insulation sleeve 2, connection arc sleeve 3, insulation
The cooperation of ceramics 4, insulating disc 5, extinguishing arc first 6 and steel pin 7, solves environment-protecting cabinet in use, due to humid environment, easily
There is creepage phenomenon, the problem of so as to influence environment-protecting cabinet service life.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of environment-protecting cabinet inlet-outlet line insulator, including connecting tube（1）, it is characterised in that：The connecting tube（1）Surface fix
It is connected with insulation sleeve（2）, the insulation sleeve（2）Top be fixedly connected with connection arc sleeve（3）, the insulation sleeve（2）Table
Surface cover is provided with insulating ceramic film（4）, the insulation sleeve（2）Bottom be fixedly connected with insulating disc（5）, the insulating disc（5）'s
Right side is fixedly connected with extinguishing arc head（6）, the insulating disc（5）Bottom and corresponding connection arc sleeve（3）Position be fixedly connected
There is steel pin（7）.
A kind of 2. environment-protecting cabinet inlet-outlet line insulator according to claim 1, it is characterised in that：The insulating disc（5）Top
Portion and it is located at extinguishing arc head（6）Front offer fixing groove（8）.
A kind of 3. environment-protecting cabinet inlet-outlet line insulator according to claim 1, it is characterised in that：The insulating disc（5）Top
Portion and it is located at extinguishing arc head（6）The back side offer the first neck（9）.
A kind of 4. environment-protecting cabinet inlet-outlet line insulator according to claim 1, it is characterised in that：The connection arc sleeve（3）
Right side opening be provided with the second neck（10）.
A kind of 5. environment-protecting cabinet inlet-outlet line insulator according to claim 1, it is characterised in that：The connecting tube（1）Inwall
Surface be provided with wearing layer（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720851396.XU CN206991856U (en) | 2017-07-14 | 2017-07-14 | A kind of environment-protecting cabinet inlet-outlet line insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720851396.XU CN206991856U (en) | 2017-07-14 | 2017-07-14 | A kind of environment-protecting cabinet inlet-outlet line insulator |
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| Publication Number | Publication Date |
|---|---|
| CN206991856U true CN206991856U (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720851396.XU Active CN206991856U (en) | 2017-07-14 | 2017-07-14 | A kind of environment-protecting cabinet inlet-outlet line insulator |
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| CN (1) | CN206991856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019161554A1 (en) * | 2018-02-24 | 2019-08-29 | Abb Schweiz Ag | Post insulator and method for manufacturing the same |
-
2017
- 2017-07-14 CN CN201720851396.XU patent/CN206991856U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019161554A1 (en) * | 2018-02-24 | 2019-08-29 | Abb Schweiz Ag | Post insulator and method for manufacturing the same |
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