CN208781768U - A kind of built-in isolation knife structure of outdoor pole top switch - Google Patents
A kind of built-in isolation knife structure of outdoor pole top switch Download PDFInfo
- Publication number
- CN208781768U CN208781768U CN201821407156.1U CN201821407156U CN208781768U CN 208781768 U CN208781768 U CN 208781768U CN 201821407156 U CN201821407156 U CN 201821407156U CN 208781768 U CN208781768 U CN 208781768U
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- isolation knife
- outlet
- insulation booth
- major loop
- line
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Abstract
The utility model discloses a kind of built-in isolation knife structures of outdoor pole top switch, including aluminum alloy base and the aluminium alloy housing matched with aluminum alloy base, it is enclosed when aluminium alloy housing is fastened on aluminum alloy base and forms covering mounted box, side-by-side series are equipped with multiple isolation knife major loop drive mechanisms in outer packaging cartridge, left outlet terminal is equipped in isolation knife major loop drive mechanism left end, right outlet terminal is equipped in isolation knife major loop drive mechanism right end, left voltage sensor is equipped on isolation knife major loop drive mechanism, right voltage sensor, left current sensor is equipped in left outlet terminal inner end, right current sensor is equipped in right outlet terminal inner end；Covering mounted box and two layers of insulation booth setting, generally case structure, built-in isolation knife and voltage/current sensor, main transmission are linearisation arrangement, and electric field strength is uniform, and arc-chutes use vacuum interrupter, and dielectric is using environmentally friendly gas-insulated.
Description
Technical field
The utility model belongs to on-pole switch technical field, in particular to the built-in isolation knife of a kind of outdoor pole top switch
Structure.
Background technique
Outdoor pole top switch is substantially based on ZW32 type, ZW20 type, FZW28 type at present, and wherein ZW32 type, ZW20 type are family
Outer pole-mounted circuit breaker, isolation knife are external；FZW28 type is outdoor load switch, built in isolation knife.Above-mentioned on-pole switch is in power distribution network
In belong to primary equipment, directly act on transmission line of electricity, in order to preferably power distribution network be made to work, also need be equipped with monitoring set
Standby, control equipment etc., and these equipment are known as secondary device.Although these primary equipments and secondary device combination, pass through
Intelligent power distribution may be implemented in modern science and technology, but equipment interface mismatches, and compatibility, scalability, interchangeability are poor, realizes complete
Intelligent power distribution have a difficulty.Therefore in response to the application work of " 13 " Distribution Automation Construction, a kind of distribution one is needed
The novel on-pole switch that secondary device blends.
Utility model content
The utility model aim is the provision of built in a kind of outdoor pole top switch that one secondary device of distribution blends uses
Formula isolation knife structure；It is adopted the technical scheme that in order to achieve the above objectives:
A kind of built-in isolation knife structure of outdoor pole top switch, including aluminum alloy base and with aluminum alloy base match
The aluminium alloy housing of conjunction encloses when aluminium alloy housing is fastened on aluminum alloy base and forms covering mounted box, in outer packaging cartridge
Side-by-side series are equipped with multiple isolation knife major loop drive mechanisms, outside isolation knife major loop drive mechanism left end is equipped with and stretches out to the left
The left outlet terminal of packaging cartridge is equipped with the right leading-out terminal for stretching out covering mounted box to the right in isolation knife major loop drive mechanism right end
Son is equipped on isolation knife major loop drive mechanism for measuring the left voltage sensor of left outlet terminal voltage, for measuring
The right voltage sensor of right outlet terminal voltage is equipped with left current sensor in left outlet terminal inner end, in right outlet terminal
End is equipped with right current sensor；
The isolation knife major loop drive mechanism includes insulation booth, is equipped with to go out for a left side for left side outlet in insulation booth left end
Line mouth is equipped with the right line outlet for right side outlet in insulation booth right end, left conduct piece is equipped in left line outlet, in right outlet
It is equipped with right conduct piece in mouthful, isolation knife is equipped between left line outlet and right line outlet, the isolation knife includes tool apron, rotating knife
Lock and disconnecting link contact, the tool apron and disconnecting link contact are each attached in insulation booth, and disconnecting link contact and right conduct piece are electrically connected,
Arc-chutes are fixed in insulation booth, the static contact of arc-chutes and left conduct piece are electrically connected, the moving contact and rotating knife of arc-chutes
Lock is electrically connected by soft conductive sheet, at the same be equipped in insulation booth with moving contact it is coaxially connected for driving moving contact to transport
Dynamic insulated pull rod；
The left outlet terminal is plugged in left line outlet, and right outlet terminal is plugged in right line outlet, left voltage sensor
Device and left conduct piece are electrically connected, and right voltage sensor and right conduct piece are electrically connected.
Preferably, the monitoring device for observing isolation knife working condition is equipped in outer packaging cartridge.
Preferably, rotation disconnecting link is hinged by articulated shaft with tool apron, is fixed with the first line shaft on rotation disconnecting link, described
First line shaft and articulated shaft are coaxially disposed；The first line shaft integrated molding of each isolation knife major loop drive mechanism is coaxially set
It sets as same the first line shaft of root.
It preferably, further include driving device, the driving device includes pedestal, and the second power is rotatably connected on pedestal
Axis is fixed with swing component on the second line shaft, and connecting rod, the connection are equipped between swing component and insulated pull rod free end
The both ends of bar are hinged with swing component and insulated pull rod free end respectively；Second line shaft of each isolation knife major loop drive mechanism
Being integrally formed coaxial arrangement is with the second line shaft of root.
Preferably, the insulation booth includes the first insulation booth and the second insulation booth, and left line outlet is arranged in the first insulation booth
On, right line outlet is arranged on the second insulation booth, and left conduct piece, arc-chutes, insulated pull rod, tool apron and rotation disconnecting link are wrapped by
In the first insulation booth；Disconnecting link contact, right conduct piece are covered by the second insulation booth.
Preferably, the plenum chamber for placing spring operating mechanism, the operating machine of the spring are provided in outer packaging cartridge
Structure provides power source to the rotation of the first line shaft, the second line shaft.
It is had the beneficial effect that possessed by the utility model and is built in the major loops drive mechanism such as isolation knife, arc-chutes absolutely
In edge box, the insulation distance in structure is reduced, electric field strength is uniformly distributed, and is conducive to integral miniaturization design, is also avoided
Its whole naked leakage is conducive to safe and reliable longtime running in power grid except environment.Further, in order to avoid leakage current
Generation, need apparent air fracture, insulation booth be designed as the first insulation booth and the second insulation booth, thus by corresponding portion
It is coated in corresponding insulation booth.
Covering mounted box and two layers of insulation booth setting, generally case structure, built-in isolation knife and voltage/current sensor,
Main transmission is linearisation arrangement, and electric field strength is uniform, and arc-chutes use vacuum interrupter, and dielectric is exhausted using environmentally friendly gas
Edge.Conduction stretches out coupling part and reduces air layer, increases length, far from distance through walls, complete machine partial discharge quantity is made to be less than 20PC.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 be in Fig. 1 along A-A to separating brake when cross-sectional view；
Fig. 3 be Fig. 1 in along A-A to close a floodgate when cross-sectional view.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of outdoor pole top switch with built-in isolation knife structure, including aluminum alloy base 11 with
And the aluminium alloy housing 13 matched with aluminum alloy base 11, the enclosing when aluminium alloy housing 13 is fastened on aluminum alloy base 11
Into covering mounted box 1, rubber seal can also be set between aluminium alloy housing 13 and aluminum alloy base 11, in outer packaging cartridge
Side-by-side series are equipped with multiple isolation knife major loop drive mechanisms in 1, are equipped in isolation knife major loop drive mechanism left end and stretch to the left
The left outlet terminal 3 of packaging cartridge 1 out is equipped with the right side for stretching out covering mounted box 1 to the right in isolation knife major loop drive mechanism right end
Outlet terminal 7 is equipped with the left voltage sensor for measuring left 3 voltage of outlet terminal on isolation knife major loop drive mechanism
15, for measuring the right voltage sensor 16 of right 7 voltage of outlet terminal, left current sensor is equipped in left 3 inner end of outlet terminal
14, right 7 inner end of outlet terminal be equipped with right current sensor 6, wherein a left current sensor 14 also can be set and to institute
3 electric current of left outlet terminal of some isolation knife major loop drive mechanisms measures, a right current sensor 6 is arranged and to institute
Some isolation knife major loop drive mechanisms are measured by 2 outlet terminal, 7 electric current；
The isolation knife major loop drive mechanism includes insulation booth 28, is equipped in 28 left end of insulation booth for left side outlet
Left line outlet 12 is equipped with the right line outlet 19 for right side outlet in 28 right end of insulation booth, leads in left line outlet 12 equipped with a left side
Electric part 14 is equipped with right conduct piece 17 in right line outlet 19, and isolation knife, institute are equipped between left line outlet 12 and right line outlet 19
Stating isolation knife includes tool apron (unlabeled in figure), rotation disconnecting link 9 and disconnecting link contact 18, and the tool apron and disconnecting link contact 18 are fixed
In insulation booth 28, disconnecting link contact 18 and right conduct piece 17 are electrically connected, and arc-chutes 27, arc-chutes are fixed in insulation booth 28
27 static contact 26 and left conduct piece 14 are electrically connected by rigid conductive piece 29, the moving contact 25 and rotation disconnecting link of arc-chutes 27
9 by soft conductive sheet 24 be electrically connected, while in insulation booth 28 be equipped with moving contact 25 it is coaxially connected for drive it is dynamic
The insulated pull rod 23 that contact 25 moves；The left outlet terminal 3 is plugged in left line outlet 12, and right outlet terminal 7 is plugged on the right side
In line outlet 19, left voltage sensor 15 is electrically connected with left conduct piece 14, and right voltage sensor 16 and right conduct piece 17 are electrical
Connection.
Wherein, rotation disconnecting link 9 is hinged by articulated shaft with tool apron, is fixed with the first line shaft 10, institute on rotation banister 9
The first line shaft 10 is stated to be coaxially disposed with articulated shaft；First line shaft 10 of each isolation knife major loop drive mechanism is integrally formed
Coaxial arrangement is with the first line shaft of root 10；It further include the driving device being additionally provided with for driving insulated pull rod 23 to move,
The driving device includes pedestal 21, and the second line shaft 8 is rotatably connected on pedestal 21, is fixed on the second line shaft 8
Swing component 20, is equipped with connecting rod 22 between 23 free end of swing component 20 and insulated pull rod, and the both ends of the connecting rod 22 are distinguished
It is hinged with swing component 20 and 23 free end of insulated pull rod；The one of the second line shaft 8 of each isolation knife major loop drive mechanism at
Type coaxial arrangement is with the second line shaft of root 8.
Further, in order to avoid the generation of leakage current, apparent air fracture is needed, the insulation booth 23 includes first
Insulation booth and the second insulation booth, left line outlet 12 are arranged on the first insulation booth, and right line outlet 19 is arranged on the second insulation booth,
And left conduct piece 14, arc-chutes 27, insulated pull rod 23, tool apron and rotation disconnecting link 9 are covered by the first insulation booth；Disconnecting link contact
18, right conduct piece 17 is covered by the second insulation booth.
The plenum chamber 2 for placing spring operating mechanism is provided in outer packaging cartridge 1, the spring operating mechanism is to
The rotation of one line shaft 10, the second line shaft 8 provides power source, so that integral miniaturization, intelligence.On the other hand, exist
The monitoring device 5 for observing isolation knife working condition is equipped in covering mounted box 1, can clearly see isolation knife whether disconnect or
The state of closure.
When the utility model is used, as depicted in figs. 1 and 2, spring operating mechanism is dynamic to the first line shaft 10 and second
Power axis 8 has the function of individually or controls simultaneously that specific spring operating mechanism can be using device in the prior art come real
It is existing, it can also be realized by individually designed, this power source part is not belonging to the content of the requires of the utility model protection；Work as needs
When combined floodgate, the first line shaft 10 first rotates clockwise drive rotation disconnecting link 9 and rotates clockwise and be closed with disconnecting link contact 18, most
8 counter-clockwise swing of the second line shaft drives insulated pull rod 23 to move downward static contact 26 and arc extinguishing so that arc-chutes 27 afterwards
The moving contact 25 of room 27 is in contact and forms conducting circuit.
As shown in figure 3,8 clockwise oscillation of the second line shaft first drives insulated pull rod 23 to transport to the right when needing separating brake
It is dynamic so that the static contact 26 of arc-chutes 27 and the moving contact 25 of arc-chutes 27 pull open to form vacuum fracture arc extinguishing, last first
Line shaft 10 rotates counterclockwise drive rotation disconnecting link 9 and rotates counterclockwise and separate with disconnecting link contact 18 and that circuit is connected to be disconnected
Open state.
The major loops drive mechanism such as isolation knife, arc-chutes is built in insulation booth, the insulation distance in structure is reduced,
Electric field strength is uniformly distributed, and is conducive to integral miniaturization design, is also avoided its whole naked leakage except environment, is conducive in electricity
Safe and reliable longtime running in net.Further, in order to avoid the generation of leakage current, apparent air fracture is needed, it will be exhausted
Edge box is designed as the first insulation booth and the second insulation booth, so that corresponding portion is coated in corresponding insulation booth.
Two layers of insulation set of covering mounted box and insulation booth, generally case structure, built-in isolation knife and voltage/current sensing
Device, main transmission are linearisation arrangement, and electric field strength is uniform, and arc-chutes use vacuum interrupter, and dielectric is using environmentally friendly gas
Insulation.Conduction stretches out coupling part and reduces air layer, increases length, far from distance through walls, is less than complete machine partial discharge quantity
20PC。
The present embodiment not makes any form of restriction shape of the invention, material, structure etc., all according to this hair
Bright technical spirit any simple modification, equivalent change and modification to the above embodiments, belong to the technology of the present invention side
The protection scope of case.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is only the present invention and simplified description for ease of description, rather than indicates or imply signified device
Or element must have a particular orientation, construct and operate for specific orientation, thus should not be understood as in present invention protection
The limitation of appearance.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
But these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；To the greatest extent
Pipe is with reference to the foregoing embodiments described in detail the utility model, those skilled in the art should understand that: its
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equal
Replacement, but these are modified or replaceed, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side
The spirit and scope of case.
Claims (6)
1. a kind of built-in isolation knife structure of outdoor pole top switch, which is characterized in that closed including aluminum alloy base and with aluminium
The aluminium alloy housing that golden pedestal matches encloses when aluminium alloy housing is fastened on aluminum alloy base and forms covering mounted box,
Side-by-side series are equipped with multiple isolation knife major loop drive mechanisms in covering mounted box, are equipped in isolation knife major loop drive mechanism left end
The left outlet terminal for stretching out covering mounted box to the left, is equipped in isolation knife major loop drive mechanism right end and stretches out covering mounted box to the right
Right outlet terminal, on isolation knife major loop drive mechanism be equipped with for measure left outlet terminal voltage left voltage sensor,
For measuring the right voltage sensor of right outlet terminal voltage, it is equipped with left current sensor in left outlet terminal inner end, is gone out on the right side
Line terminals inner end is equipped with right current sensor；
The isolation knife major loop drive mechanism includes insulation booth, is equipped with the left outlet for left side outlet in insulation booth left end
Mouthful, it is equipped with the right line outlet for right side outlet in insulation booth right end, left conduct piece is equipped in left line outlet, in right line outlet
It is interior to be equipped with right conduct piece, isolation knife is equipped between left line outlet and right line outlet, the isolation knife includes tool apron, rotation disconnecting link
And disconnecting link contact, the tool apron and disconnecting link contact are each attached in insulation booth, disconnecting link contact and right conduct piece are electrically connected, exhausted
Arc-chutes are fixed in edge box, the static contact of arc-chutes and left conduct piece are electrically connected, the moving contact and rotation disconnecting link of arc-chutes
Be electrically connected by soft conductive sheet, at the same be equipped in insulation booth with moving contact it is coaxially connected for driving moving contact to move
Insulated pull rod；
The left outlet terminal is plugged in left line outlet, and right outlet terminal is plugged in right line outlet, left voltage sensor with
Left conduct piece is electrically connected, and right voltage sensor and right conduct piece are electrically connected.
2. the built-in isolation knife structure of outdoor pole top switch according to claim 1, which is characterized in that in outer packaging cartridge
The interior monitoring device being equipped with for observing isolation knife working condition.
3. the built-in isolation knife structure of outdoor pole top switch according to claim 1, which is characterized in that rotation disconnecting link with
Tool apron is hinged by articulated shaft, is fixed with the first line shaft on rotation disconnecting link, first line shaft is coaxially set with articulated shaft
It sets；It is with the first line shaft of root that first line shaft of each isolation knife major loop drive mechanism, which is integrally formed coaxial arrangement,.
4. the built-in isolation knife structure of outdoor pole top switch according to claim 3, which is characterized in that further include driving
Device, the driving device include pedestal, and the second line shaft is rotatably connected on pedestal, and pendulum is fixed on the second line shaft
Moving part, is equipped with connecting rod between swing component and insulated pull rod free end, the both ends of the connecting rod respectively with swing component and exhausted
Edge pull rod free end is hinged；It is same root that second line shaft of each isolation knife major loop drive mechanism, which is integrally formed coaxial arrangement,
Second line shaft.
5. the built-in isolation knife structure of outdoor pole top switch according to any one of claims 1 to 4, which is characterized in that
The insulation booth includes the first insulation booth and the second insulation booth, and left line outlet is arranged on the first insulation booth, right line outlet setting
On the second insulation booth, and left conduct piece, arc-chutes, insulated pull rod, tool apron and rotation disconnecting link are covered by the first insulation booth；
Disconnecting link contact, right conduct piece are covered by the second insulation booth.
6. the built-in isolation knife structure of outdoor pole top switch according to claim 5, which is characterized in that in outer packaging cartridge
It is inside provided with the plenum chamber for placing spring operating mechanism, the spring operating mechanism is to the first line shaft, the second line shaft
Rotation provide power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821407156.1U CN208781768U (en) | 2018-08-30 | 2018-08-30 | A kind of built-in isolation knife structure of outdoor pole top switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821407156.1U CN208781768U (en) | 2018-08-30 | 2018-08-30 | A kind of built-in isolation knife structure of outdoor pole top switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208781768U true CN208781768U (en) | 2019-04-23 |
Family
ID=66159115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821407156.1U Expired - Fee Related CN208781768U (en) | 2018-08-30 | 2018-08-30 | A kind of built-in isolation knife structure of outdoor pole top switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208781768U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065403A (en) * | 2018-08-30 | 2018-12-21 | 许昌永新电气有限公司 | A kind of built-in isolation knife structure of intelligent on-pole switch in open air |
| CN113192789A (en) * | 2021-03-24 | 2021-07-30 | 天津平高智能电气有限公司 | On-pole isolating switch and wiring terminal thereof |
| CN113391133A (en) * | 2021-06-24 | 2021-09-14 | 上海凌至物联网有限公司 | High-voltage bushing tap grounding detection and online monitoring device and method |
-
2018
- 2018-08-30 CN CN201821407156.1U patent/CN208781768U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065403A (en) * | 2018-08-30 | 2018-12-21 | 许昌永新电气有限公司 | A kind of built-in isolation knife structure of intelligent on-pole switch in open air |
| CN109065403B (en) * | 2018-08-30 | 2023-12-01 | 许昌豫盛昌电气股份有限公司 | Built-in isolation knife structure for outdoor intelligent pole-mounted switch |
| CN113192789A (en) * | 2021-03-24 | 2021-07-30 | 天津平高智能电气有限公司 | On-pole isolating switch and wiring terminal thereof |
| CN113391133A (en) * | 2021-06-24 | 2021-09-14 | 上海凌至物联网有限公司 | High-voltage bushing tap grounding detection and online monitoring device and method |
| CN113391133B (en) * | 2021-06-24 | 2024-06-28 | 上海凌至物联网有限公司 | High-voltage bushing end screen grounding detection and on-line monitoring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190423 Termination date: 20190830 |