CN206179755U - Load switch switch -fuse combination electrical equipment's isolation control device - Google Patents
Load switch switch -fuse combination electrical equipment's isolation control device Download PDFInfo
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- CN206179755U CN206179755U CN201621146535.0U CN201621146535U CN206179755U CN 206179755 U CN206179755 U CN 206179755U CN 201621146535 U CN201621146535 U CN 201621146535U CN 206179755 U CN206179755 U CN 206179755U
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- Prior art keywords
- connecting lever
- main shaft
- switch
- stage clip
- control device
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Abstract
The utility model discloses a load switch switch -fuse combination electrical equipment's isolation control device, it is including opening/closing switch device, secondary status holding device and state holding device, a plurality of opening/closing switch device, secondary status holding device and the state holding device all fix on the main shaft of combined electrical apparatus, the utility model discloses load switch switch -fuse combination electrical equipment's isolation control device passes through the divide -shut brake that opening/closing switch device realized the combined electrical apparatus, and the distance is cut -off greatly to its simple structure, minimum, and realize the auto -lock making isolator's switch motion reliable and stable through state holding device and supplementary encapsulation holding device.
Description
Technical field
The utility model is related to high-voltage switch field, more particularly to the isolation control of switch-fuse combination
Device processed.
Background technology
In the on high-tension side relaying configuration of the transformer of one-end substation, box-type substation and ring network power supply etc., new energy
The special switch-fuse combination in source is with quite varied.In combined electrical apparatus, typically circuit is changed by disconnecting switch and connected
Connect, or make circuit or equipment and isolated from power.Disconnecting switch should meet：1. disconnecting switch should meet the insulation distance of regulation requirement
Indicate with significantly disconnecting；2. disconnecting switch should have enough heat endurance and dynamic stability, prevent because of electrodynamic effect
And disconnect automatically；3. the structure of disconnecting switch should be as simple as possible, and action is reliable.4. disconnecting switch should meet five anti-interlockings
Require.At this stage most of combined electrical apparatuses cannot preferably realize above-mentioned condition.
Utility model content
The purpose of this utility model is that and provide switch-fuse combination in order to solve the above problems
Isolation control device.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of isolation control device of switch-fuse combination, including switching off/on device and state holding dress
Put, multiple switching off/on devices and the state holding device are each attached on the main shaft of the combined electrical apparatus；
The switching off/on device includes input terminal, insulator, the first connecting lever, insulated tension pole, copper bar and pole, institute
State insulator and the pole be arranged in parallel and is fixedly installed on the framework of the combined electrical apparatus, the main shaft is located at institute
State between insulator and the pole, the input terminal is arranged on the lower end of the insulator, the pole
Lower end is provided with copper outlet, and the first end of the copper bar is hinged with the copper outlet, and the second end of the copper bar is arranged on described
The lower section of input terminal, first connecting lever is linear structure, and the inner of first connecting lever is fixedly connected with the main shaft, institute
The outer end and the first end of the insulated tension pole for stating the first connecting lever is hinged, in the second end of the insulated tension pole and the copper bar
End is hinged.
The state holding device includes the second connecting lever, stop screw, Limit screw, connecting plate, main stage clip and bent plate, described
Stop screw, the Limit screw and the bent plate are fixedly connected with the framework of the combined electrical apparatus, and the stop screw sets
Put in the lower section of the main shaft, the Limit screw is arranged on the top of the main shaft, second connecting lever is V-structure, institute
The middle-end for stating the second connecting lever is fixedly connected with the main shaft, and the outside of the first arm of second connecting lever can be with the Limit screw
Against the outside of the second arm of second connecting lever can be with the stop screw against outside the first arm of second connecting lever
End is hinged with the connecting plate, and the main stage clip is fixedly installed between the connecting plate and the bent plate, and the main stage clip is all the time
In compressive state.
Further, the isolation control device also includes secondary status holding meanss, the secondary status holding meanss bag
The 3rd connecting lever, push rod, fixed block and auxiliary stage clip are included, the fixed block is fixedly connected and is arranged on the framework of the combined electrical apparatus
The top of the main shaft, the 3rd connecting lever is linear structure, and the first end of the push rod is cut with scissors with the outer end of the 3rd connecting lever
Connect, the second end of the push rod through the through hole being arranged in the fixed block and with the fixed block slidable connection, it is described
Auxiliary stage clip is arranged between the first end of the push rod and the fixed block, and the auxiliary stage clip is in all the time compressive state.
Further, the isolation control device also includes microswitch and cam, and the cam is fixed with the main shaft
Connection, the microswitch is arranged on the lower section of the cam, and the contact of the microswitch connects with the projection of the cam
Touch.
Preferably, it is provided with fastening stage clip on the screw at the second end of the copper bar.
The beneficial effects of the utility model are：
The isolation control device of the utility model switch-fuse combination is realized combining by switching off/on device
The division of electrical equipment, its simple structure, minimum cut-off distance are big；And by state holding device and auxiliary encapsulation holding meanss reality
Existing self-locking, makes the switch motion of disconnecting switch reliable and stable.
Description of the drawings
Fig. 1 is the front view of the isolation control device of switch-fuse combination described in the utility model, in figure
For gate-dividing state；
Fig. 2 is the top view of the isolation control device of switch-fuse combination described in the utility model, in figure
For gate-dividing state；
Fig. 3 is the top view of the isolation control device of switch-fuse combination described in the utility model, in figure
For "on" position；
Fig. 4 is the structural representation at the second end of copper bar described in the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail：
As shown in Figure 1, Figure 2 and Figure 3, the isolation control dress of a kind of switch-fuse combination of the utility model
Put, including switching off/on device, secondary status holding meanss and state holding device, multiple switching off/on devices, secondary status keep
Device and state holding device are each attached on the main shaft 7 of combined electrical apparatus；
Switching off/on device includes input terminal 1, insulator 2, the first connecting lever 3, insulated tension pole 18, copper bar 19 and pole
16, insulator 2 and pole 16 be arranged in parallel and are fixedly installed on the framework of combined electrical apparatus, and main shaft 7 is located at the He of insulator 2
Between pole 16, input terminal 1 is arranged on the lower end of insulator 2, and the lower end of pole 16 is provided with copper outlet 17, copper
The first end of row 19 is hinged with copper outlet 17, and the second end of copper bar 19 is arranged on the lower section of input terminal 1, and the first connecting lever 3 is line
Property structure, the inner of the first connecting lever 3 is fixedly connected with main shaft 7, and the outer end of the first connecting lever 3 is cut with scissors with the first end of insulated tension pole 18
Connect, the second end and the middle-end of copper bar 19 of insulated tension pole 18 are hinged；
State holding device includes the second connecting lever 4, stop screw 5, Limit screw 10, connecting plate 13, main stage clip 14 and bent plate
15, stop screw 5, Limit screw 10 and bent plate 15 are fixedly connected with the framework of combined electrical apparatus, and stop screw 5 is arranged on main shaft
7 lower section, Limit screw 10 is arranged on the top of main shaft 7, and the second connecting lever 4 is V-structure, the middle-end of the second connecting lever 4 with it is described
Main shaft 7 is fixedly connected, and the outside of the first arm of the second connecting lever 4 can be with Limit screw 10 against outside the second arm of the second connecting lever 4
Side can be with stop screw 5 against the outer end of the first arm of the second connecting lever 4 is hinged with connecting plate, and main stage clip 14 is fixedly installed on connecting plate
Between 13 and bent plate 15, and main stage clip 14 is in all the time compressive state.
Secondary status holding meanss include the 3rd connecting lever 8, push rod 9, fixed block 11 and auxiliary stage clip 12, fixed block 11 with combine
The frame articulation of electrical equipment and the top of main shaft 7 is arranged on, the 3rd connecting lever 8 is linear structure, the inner and the main shaft 7 of the 3rd connecting lever 8
It is fixedly connected, the first end of push rod 9 is hinged with the outer end of the 3rd connecting lever 8, the second end of push rod 9 passes through and is arranged in fixed block 11
Through hole and with the slidable connection of fixed block 11, auxiliary stage clip 12 is arranged between the first end of push rod 9 and fixed block 11, and auxiliary pressure
Spring 12 is in all the time compressive state.
Cam 6 is fixedly connected with main shaft 7, and microswitch is arranged on the lower section of cam 6, and contact and the cam of microswitch
6 bump contact, by the projection of cam 6 against or be not against the contact of microswitch, realizing the control to microswitch.
As shown in figure 4, be provided with fastening stage clip 20 on the screw at the second end of copper bar 19, between copper bar 19 using copper sheathing and
Screw is fastened, and fastening stage clip 20 is inlayed on the screw of one end of the close input terminal 1 of copper bar 19, is subject to copper bar 19 inside
The power of compression, copper bar 19 is in close contact with input terminal 1 during combined floodgate, reduces contact resistance, increases the heat endurance of disconnecting switch
And dynamic stability.
The operation principle of the isolation control device of the utility model switch-fuse combination is as follows：
Conducting element includes input terminal 1, copper outlet 17, copper bar 19, and it is manufactured using fine copper, and in electroplating surface
Silver, fully ensures that its superior electric conductivity.
When closing by hand is carried out, i.e., when rotating clockwise main shaft 7 according to the position of Fig. 1, switching off/on device carries out following
Motion, the first connecting lever 3 is rotated clockwise, and the rotate counterclockwise of insulated tension pole 18 is driven, so that copper bar 19 is with the hinge of its first end
Contact rotate counterclockwise is closed a floodgate；State holding device carries out following motion, and the second connecting lever 4 turns clockwise, and drive is won in succession 13 inverse
Hour hands rotate, and eventually arrive at position as shown in Figure 3, and connecting plate 13 and main stage clip 14 are from bent plate 15 and the lower section of the line of main shaft 7
It is moved to the top of the line of bent plate 15 and main shaft 7,14 pairs of the second connecting levers 4 of main stage clip continue to one and clockwise hold
Continuous active force, realizes that "on" position keeps；Secondary status holding meanss carry out following motion, and the 3rd connecting lever 8 turns clockwise, Gu
The position for determining block 11 does not change, the rotate counterclockwise of push rod 9, eventually arrives at the position shown in Fig. 3, and push rod 9 and auxiliary stage clip 12 are by fixing
The right side of fixed block 11 and the line of main shaft 7 is moved on the left of block 11 and the line of main shaft 7,12 pairs of the second connecting levers 8 of auxiliary stage clip are aided in
Apply a clockwise continuous action power, in fact present condition keeps auxiliary.
When main shaft 7 is rotated to closing position, copper bar 19 is contacted with input terminal 1, and the first connecting lever 3 connects with Limit screw 10
Touch, make the first connecting lever 3, main shaft 7 and whole device no longer continue to move towards the direction closed a floodgate；Simultaneously the elastic force of main stage clip 14 is made
For the second connecting lever 4, auxiliary stage clip 12 acts on the 3rd connecting lever 8 so that main shaft 7 has the tendency for turning clockwise, so that
Whole isolating device has the trend towards the motion of combined floodgate direction, does not return again to gate-dividing state, and realizing closing a floodgate keeps.
In the same manner, for the disconnecting switch closed a floodgate, when needing to carry out sub-switching operation to it, rotate counterclockwise main shaft 7 makes
The rotate counterclockwise of first connecting lever 3, drives insulated tension pole 18, copper bar 19 to be rotated clockwise to open position, after reaching open position,
First connecting lever 3 is with stop screw 5 against the elastic force for making whole device stop motion, main stage clip 14 acts on the second connecting lever 4, auxiliary
Stage clip 12 acts on the 3rd connecting lever 8, makes main shaft 7 have the trend towards the motion of separating brake direction, so as to realize that separating brake keeps.
The technical solution of the utility model is not limited to the restriction of above-mentioned specific embodiment, every according to skill of the present utility model
The technology deformation that art scheme is made, each falls within protection domain of the present utility model.
Claims (4)
1. the isolation control device of a kind of switch-fuse combination, it is characterised in that：Including switching off/on device and shape
State holding meanss, multiple switching off/on devices and the state holding device are each attached on the main shaft of the combined electrical apparatus；
The switching off/on device includes input terminal, insulator, the first connecting lever, insulated tension pole, copper bar and pole, described exhausted
Edge and the pole be arranged in parallel and are fixedly installed on the framework of the combined electrical apparatus, and the main shaft is located at described exhausted
Between edge and the pole, the input terminal is arranged on the lower end of the insulator, the lower end of the pole
Copper outlet is provided with, the first end of the copper bar is hinged with the copper outlet, and the second end of the copper bar is arranged on the inlet wire
The lower section of terminal, first connecting lever is linear structure, and the inner of first connecting lever be fixedly connected with the main shaft, described the
The outer end of one connecting lever is hinged with the first end of the insulated tension pole, and the second end of the insulated tension pole is cut with scissors with the middle-end of the copper bar
Connect；
The state holding device includes the second connecting lever, stop screw, Limit screw, connecting plate, main stage clip and bent plate, described spacing
Screw, the Limit screw and the bent plate are fixedly connected with the framework of the combined electrical apparatus, and the stop screw is arranged on
The lower section of the main shaft, the Limit screw is arranged on the top of the main shaft, and second connecting lever is V-structure, and described the
The middle-end of two connecting levers is fixedly connected with the main shaft, and the outside of the first arm of second connecting lever can be supported with the Limit screw
Lean on, the outside of the second arm of second connecting lever can be with the stop screw against the outer end of the first arm of second connecting lever
It is hinged with the connecting plate, the main stage clip is fixedly installed between the connecting plate and the bent plate, and the main stage clip is located all the time
In compressive state.
2. the isolation control device of switch-fuse combination according to claim 1, it is characterised in that：Also
Including secondary status holding meanss, the secondary status holding meanss include the 3rd connecting lever, push rod, fixed block and auxiliary stage clip, institute
The frame articulation for stating fixed block and the combined electrical apparatus and the top for being arranged on the main shaft, the 3rd connecting lever is linear junction
Structure, the inner of the 3rd connecting lever is fixedly connected with the main shaft, the outer end of the first end of the push rod and the 3rd connecting lever
Be hinged, the second end of the push rod through the through hole being arranged in the fixed block and with the fixed block slidable connection, institute
State auxiliary stage clip to be arranged between the first end of the push rod and the fixed block, the auxiliary stage clip is in all the time compressive state.
3. the isolation control device of switch-fuse combination according to claim 1, it is characterised in that：Also
Including microswitch and cam, the cam is fixedly connected with the main shaft, and the microswitch is arranged under the cam
Side, and the bump contact of the contact of the microswitch and the cam.
4. the isolation control device of switch-fuse combination according to claim 1, it is characterised in that：Institute
Fastening stage clip is provided with the screw at the second end for stating copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621146535.0U CN206179755U (en) | 2016-10-21 | 2016-10-21 | Load switch switch -fuse combination electrical equipment's isolation control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621146535.0U CN206179755U (en) | 2016-10-21 | 2016-10-21 | Load switch switch -fuse combination electrical equipment's isolation control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206179755U true CN206179755U (en) | 2017-05-17 |
Family
ID=58680743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621146535.0U Expired - Fee Related CN206179755U (en) | 2016-10-21 | 2016-10-21 | Load switch switch -fuse combination electrical equipment's isolation control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206179755U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571091A (en) * | 2019-09-25 | 2019-12-13 | 北京合锐清合电气有限公司 | Interlocking mechanism of ZW32 type pole switch isolation knife and switch mechanism |
-
2016
- 2016-10-21 CN CN201621146535.0U patent/CN206179755U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571091A (en) * | 2019-09-25 | 2019-12-13 | 北京合锐清合电气有限公司 | Interlocking mechanism of ZW32 type pole switch isolation knife and switch mechanism |
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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 |
Granted publication date: 20170517 Termination date: 20171021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |