CN206194631U - Three station load switch - Google Patents
Three station load switch Download PDFInfo
- Publication number
- CN206194631U CN206194631U CN201621337790.3U CN201621337790U CN206194631U CN 206194631 U CN206194631 U CN 206194631U CN 201621337790 U CN201621337790 U CN 201621337790U CN 206194631 U CN206194631 U CN 206194631U
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- Prior art keywords
- contact
- moving contact
- support
- load switch
- knob
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- 230000003068 static effect Effects 0.000 claims abstract description 21
- 230000005283 ground state Effects 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Elimination Of Static Electricity (AREA)
Abstract
The utility model provides a pair of three station load switch, include: a support sets up an at least a set of three -workers' bit switch subassembly and a stop device on this support, three -workers' bit switch subassembly includes: static contact, grounding contact and moving contact, the moving contact articulates on the support through a pivot, the pivot is still worn to establish on the support surface and is connected a knob, the rotation of knob drives the rotatory and then change operating condition of moving contact, and is easy and simple to handle, the rotation of moving contact is carried on spacingly through an insulating part that has the arc long slot bore, simple structure is effectual.
Description
Technical field
The utility model is related to electric switch field, and in particular to a kind of simple structure, three easy to operate station loads are opened
Close.
Background technology
Three-station is usually used in fully closed combined electric unit（GIS）Or compound electric apparatus（PASS）In, it is not one independent
Product.It is usually used in ring main unit.So-called three station refers to three operating positions：The closing position that 1 disconnecting switch main fracture is connected
Put, the separate isolated location of 2 main fractures, the earthing position of 3 ground side.Three-station be exactly in fact incorporate disconnecting switch and
The function of both earthed switches, and completed by a knife, mechanical latching can be thus realized, prevent the powered conjunction ground of major loop
Knife, because one can only be a position knife, and not as traditional disconnecting switch, operator is operator, and ground knife is ground knife, two knives
Between may go out maloperation.And tri-station isolating switch is a knife, one is at a time the operating position of knife
Uniquely, it, in main switch closing position, is exactly in isolated location or earthing position not to be.
Three-station by in-house hard mechanical interlocking structure ensure the three-station intelligence ground connection-point
Switch between lock-closing position, but hard mechanical interlocking structure is complicated, high cost, and easily break down, need improvement badly.
Utility model content
Therefore, the utility model provides a kind of simple structure, easy to operate three-stations load switch.
To reach above-mentioned purpose, a kind of three-stations load switch that the utility model is provided, including：One section is in " C " shape
Or the support of class " C " shape, it is arranged at least one set of three-station component and a stopping means on the support；
The three-station component includes：It is fixedly installed on the stationary contact of one end of support and an electrode tip of external power supply
Head, the other end for being fixedly installed on support and to should static contact grounding contact and be hinged on support simultaneously by a rotating shaft
The moving contact of another electrode tip of external power supply, the rotating shaft is also located in rack surface and connects a knob, the knob
Rotation drives rotating shaft rotation, and then drives moving contact to divide in the ground state electrically connected with grounding contact formation, in hanging
Switching is rotated between lock state and the "on" position electrically connected with static contact formation；
The stopping means is an insulating part, and the insulating part is provided with an arc long slot bore, the moving contact and insulating part
One end formed be hinged, the arc long slot bore have near the moving contact first port and the second end away from the moving contact
Mouthful, the support is provided with a fixed part and is located in the arc long slot bore of insulating part, when the moving contact is in hanging dividing
During lock state, the fixed position is in the arc long slot bore between first port and second port；The moving contact is by separating brake
State is rotated when the ground state for electrically connecting is formed with grounding contact, and the fixed part is contacted at the second end of arc long slot bore
On mouth so limit moving contact continue rotate；The moving contact is rotated to forming the combined floodgate for electrically connecting with static contact by gate-dividing state
During state, the fixed part is contacted in the first port of arc long slot bore and then limits moving contact and continues to rotate.
A kind of preferred scheme of the present utility model, the three-station component is provided with multigroup, multigroup three-station group
Part is disposed side by side on support.
Further, the moving contact of multigroup three-station component is arranged in same rotating shaft.
Another preferred scheme of the present utility model, the support of the correspondence knob position is provided with three draw-in grooves, described
Knob is provided with an Access Division, and in rotary course, its Access Division is connected in three draw-in grooves knob successively, and respectively to should
The ground state of three-station component, gate-dividing state and "on" position.
Another preferred scheme of the present utility model, the grounding contact is provided with a groove, and the moving contact protrusion sets
The movable contact block of one and the groove fit is put, when moving contact is moved to grounding contact direction, its movable contact block is connected to ground connection and touches
The groove of head is interior and then grounding contact is electrically connected with moving contact formation.
Another preferred scheme of the present utility model, cave inward one " u "-shaped draw-in groove of setting on the static contact, described dynamic
When contact is moved to the static contact direction, moving contact is connected in the " u "-shaped draw-in groove of static contact and then forms electrical connection.
The technical scheme provided by the utility model, is had the advantages that：
The moving contact is hinged on support by a rotating shaft, and the rotating shaft is also located in rack surface and connects a rotation
Button, the rotation of the knob drives moving contact rotation and then changes working condition, easy to operate；The rotation of moving contact is by a tool
The insulating part for having arc long slot bore carries out spacing, simple structure, and effect is good.
Brief description of the drawings
Fig. 1 show front view of the three-stations load switch in ground state in embodiment；
Fig. 2 show side view of the three-stations load switch in ground state in embodiment；
Fig. 3 show side view of the three-stations load switch in gate-dividing state in embodiment；
Fig. 4 show side view of the three-stations load switch in "on" position in embodiment.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with accompanying drawing.These accompanying drawings are in the utility model is disclosed
A part for appearance, it is mainly used to illustrate embodiment, and running of the associated description of specification to explain embodiment can be coordinated former
Reason.Coordinate and refer to these contents, those of ordinary skill in the art will be understood that other possible implementation methods and this practicality are new
The advantage of type.Component in figure is not necessarily to scale, and similar element numbers are conventionally used to indicate similar component.
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
Referring to figs. 1 to shown in Fig. 4, in wherein Fig. 1, the structure of stopping means, one kind that the utility model is provided have been saved
Three-stations load switch, including：One section is disposed side by side on three group of three station on the support 10 in the support 10 of class " C " shape
Switch module and a stopping means；The three-station component includes：It is fixedly installed on one end of support 10 and external electricity
The extreme static contact 20 of the negative electricity in source, the other end for being fixedly installed on support 10 and to should static contact 20 grounding contact 40 with
And the simultaneously moving contact 30 of the positive electricity end of external power supply is hinged over the mount 10 by a rotating shaft 50, wherein, three group of three station is opened
The moving contact 30 for closing component is arranged in same rotating shaft 50, and the rotating shaft 50 is also located in the surface of support 10 and connects a knob
60, the rotation of the knob 60 drives rotating shaft 50 to rotate, and then drives moving contact 30 forming what is electrically connected with grounding contact 40
Ground state（As shown in Figure 1 and Figure 2）, in hanging gate-dividing state（As shown in Figure 3）And electrically connected with the formation of static contact 20
"on" position（As shown in Figure 4）Between rotate switching.
The stopping means is an insulating part 70, and the material of the insulating part 70 is plastics, and the insulating part 70 is provided with an arc
Shape long slot bore 71, the moving contact 30 is formed with one end of insulating part 70 and is hinged, and the arc long slot bore 71 has dynamic near this
The first port of contact and the second port away from the moving contact, the support 10 are provided with a fixed part 11 and are located in insulating part
In 70 arc long slot bore 71, when the moving contact 30 is in hanging gate-dividing state, the fixed part 11 is located at first end
In arc long slot bore 71 between mouth and second port；The moving contact 30 is rotated to grounding contact 40 by gate-dividing state and is formed
During the ground state of electrical connection, the fixed part 11 contact in the second port of arc long slot bore 71 so that limit moving contact after
Continuous rotation；The moving contact 30 is rotated when the "on" position for electrically connecting is formed with static contact 20 by gate-dividing state, the fixation
Portion 11 contacts in the first port of arc long slot bore 71 and then limits moving contact and continues to rotate.
In the present embodiment, fixed part 11 can be along the short-distance movement about 10 of the support in Fig. 2 to Fig. 4, it is ensured that in combined floodgate shape
During state（As shown in Figure 4）, fixed part 11 will not stop that moving contact 30 and static contact 20 are formed and electrically connect.In other embodiments,
Fixed part 11 may be provided at the inner end of support 10, as long as increasing the length of arc long slot bore 71.This is that simple machinery is set,
It is that those skilled in the art can grasp easily, will not be described in detail herein.
In the present embodiment, the support of the correspondence knob position is provided with three draw-in grooves（It is not shown）, on the knob 60
It is provided with an Access Division（It is not shown）, in rotary course, its Access Division 60 is connected in three draw-in grooves knob 60 successively, and respectively
To should the ground state of three-station component, gate-dividing state and "on" position.This kind setting is the one kind in knob field
Common setting, is that those skilled in the art can grasp easily, be will not be described in detail herein.
In the present embodiment, the grounding contact 40 is provided with a groove（It is not shown）, the protrusion of the moving contact 30 setting one
With the movable contact block 31 of the groove fit, when moving contact 30 is moved to the direction of grounding contact 40, its movable contact block 31 is connected to and connects
The groove of ground contact 40 is interior and then grounding contact 40 is electrically connected with the formation of moving contact 30.
In the present embodiment, cave inward one " u "-shaped draw-in groove 21 of setting on the static contact 20, and the moving contact 30 is quiet to this
When the direction of contact 20 is moved, moving contact 30 is connected in the " u "-shaped draw-in groove 21 of static contact 20 and then forms electrical connection.
In the present embodiment, the section of support 10 is in class " C " shape structure, in other embodiments, it would however also be possible to employ " C " shape knot
The structure such as structure or " V " shape；As long as the structure with opposite end.
In the present embodiment, three groups of three-station components are arranged side by side on support 10, in other embodiments, can individually set
One group is put, or more multigroup three-station component is set, to meet real needs.
The technical scheme provided by the utility model, the moving contact is hinged on support by a rotating shaft, described turn
Axle is also located in rack surface and connects a knob, and the rotation of the knob drives moving contact rotation and then changes working condition,
It is easy to operate；The rotation of moving contact carries out spacing, simple structure by an insulating part with arc long slot bore, and effect is good.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, not departing from the spirit and scope of the present utility model that appended claims are limited, in form and details
On the utility model can be made a variety of changes, be protection domain of the present utility model.
Claims (6)
1. a kind of three-stations load switch, it is characterised in that including：One section is arranged in " C " shape or the support of class " C " shape
At least one set of three-station component and a stopping means on the support；
The three-station component includes：Be fixedly installed on support one end and external power supply an electrode tip static contact,
Be fixedly installed on support the other end and to should static contact grounding contact and be hinged on support and outer by a rotating shaft
Connect the moving contact of another electrode tip of power supply, the rotating shaft is also located in rack surface and connects a knob, the knob turns
It is dynamic to drive rotating shaft rotation, and then moving contact is driven in the ground state electrically connected with grounding contact formation, in hanging separating brake
Switching is rotated between state and the "on" position electrically connected with static contact formation；
The stopping means is an insulating part, and the insulating part is provided with an arc long slot bore, and the moving contact is formed with insulating part
It is hinged, the arc long slot bore has the first port and the second port away from the moving contact near the moving contact, the branch
Erection has a fixed part and is located in the arc long slot bore of insulating part, when the moving contact is in hanging gate-dividing state,
The fixed position is in the arc long slot bore between first port and second port；The moving contact by gate-dividing state rotate to
When forming the ground state for electrically connecting with grounding contact, the fixed part is contacted in the second port of arc long slot bore and then limited
Braking contact continues to rotate；The moving contact is rotated when the "on" position for electrically connecting is formed with static contact by gate-dividing state, institute
State fixed part and contact in the first port of arc long slot bore and then limit moving contact and continue to rotate.
2. three-stations load switch according to claim 1, it is characterised in that：The three-station component is provided with many
Group, multigroup three-station component is disposed side by side on support.
3. three-stations load switch according to claim 2, it is characterised in that：The moving contact of multigroup three-station component
It is arranged in same rotating shaft.
4. three-stations load switch according to claim 1, it is characterised in that：Set on the support of the correspondence knob position
There are three draw-in grooves, the knob is provided with an Access Division, in rotary course, its Access Division is connected to three draw-in grooves to knob successively
It is interior, and respectively to should the ground state of three-station component, gate-dividing state and "on" position.
5. three-stations load switch according to claim 1, it is characterised in that：The grounding contact is provided with a groove,
The moving contact protrusion sets the movable contact block of one and the groove fit, and when moving contact is moved to grounding contact direction, it is dynamic tactile
Headstock is connected in the groove of grounding contact and then grounding contact is formed with moving contact and electrically connects.
6. three-stations load switch according to claim 1, it is characterised in that：Cave inward setting one on the static contact
" u "-shaped draw-in groove, when the moving contact is moved to the static contact direction, moving contact be connected in the " u "-shaped draw-in groove of static contact and then
Form electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621337790.3U CN206194631U (en) | 2016-12-07 | 2016-12-07 | Three station load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621337790.3U CN206194631U (en) | 2016-12-07 | 2016-12-07 | Three station load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206194631U true CN206194631U (en) | 2017-05-24 |
Family
ID=58723148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621337790.3U Active CN206194631U (en) | 2016-12-07 | 2016-12-07 | Three station load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206194631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473649A (en) * | 2022-03-09 | 2022-05-13 | 江苏徐工工程机械研究院有限公司 | Electrolyte plasma polishing assembly and electrolyte plasma polishing device |
-
2016
- 2016-12-07 CN CN201621337790.3U patent/CN206194631U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473649A (en) * | 2022-03-09 | 2022-05-13 | 江苏徐工工程机械研究院有限公司 | Electrolyte plasma polishing assembly and electrolyte plasma polishing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 361009 First Floor, Room 01, No. 51 Tong'an Garden, Tong'an Industrial Concentration Zone, Xiamen City, Fujian Province Patentee after: Xiamen Hongxin Electrical Technology Co., Ltd. Address before: Room 01, Room 51, Tong'an Garden, Tong'an District, Xiamen City, Fujian Province, 361000 Patentee before: XIAMEN HONGXIN ELECTRIC COMPLETE SET CO., LTD. |