CN203950698U - A kind of visible rotating double-break contact device - Google Patents
A kind of visible rotating double-break contact device Download PDFInfo
- Publication number
- CN203950698U CN203950698U CN201420360873.9U CN201420360873U CN203950698U CN 203950698 U CN203950698 U CN 203950698U CN 201420360873 U CN201420360873 U CN 201420360873U CN 203950698 U CN203950698 U CN 203950698U
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- CN
- China
- Prior art keywords
- contact
- moving contact
- shell
- groove
- side cover
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000010791 quenching Methods 0.000 claims abstract description 20
- 230000000171 quenching effect Effects 0.000 claims abstract description 20
- 239000012634 fragment Substances 0.000 claims description 8
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000013016 damping Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
A kind of visible rotating double-break contact device comprises: shell, moving contact component, paired fixed contact, iron core, arc quenching plate and form, moving contact component is fixed in shell by axis hole, fixed contact is located at the groove in the shell left and right sides, iron core is connected with fixed contact, arc quenching plate is located in the draw-in groove in shell, and form is connected with case surface is embedded.Wherein, moving contact component comprises: rotating shaft and moving contact sheet, and the axle core of rotating shaft is provided with axle core hole, and moving contact sheet is connected with axle core hole plug-in type, and one end of moving contact sheet and fixed contact is clamped and connected.The utility model is to provide a kind of creepage distance that increases in the confined space with the box-like contact apparatus difference of tradition row, utilize the relation of dynamic/static contact, moving contact is switched back and forth within the scope of a radian, there is closed and disconnected position, thereby effectively overcome the stress of electric repulsion to contact, the arcing that effectively overcomes damping vibration and cause, thus improve the contact life-span and improve and connect breaking capacity.
Description
Technical field
The utility model relates to field of switches, is specifically related to a kind of visible rotating double-break contact device.
Background technology
The principle of the switch drive mode of traditional clapper-type is to adopt the mode of bouncing between contact to carry out closed and disconnected.This technology is the problem aspect 3 of major embodiments in practice process.
One, bounces design and makes to sacrifice a large amount of spaces in order to meet the creepage distance needs of national standard, and it is too fat to move that whole device can seem, cost obtains unnecessary rising.
Its two, bounce design and can cause wearing and tearing between contact aggravation, reduced the life-span of product, electric arc also can further increase the weight of the loss of contact to a certain extent simultaneously.
Its three, bouncing design needs very large physics power, can further raise manufacturing cost, has potential security risk simultaneously.
Therefore, in order to address the above problem, very urgent to the improvement of contact apparatus.
Utility model content
The purpose of this utility model is, a kind of visible rotating double-break contact device is provided, to overcome the existing above-mentioned shortcoming and defect of prior art.
A kind of visible rotating double-break contact device, it is characterized in that, comprise: shell, moving contact component, paired fixed contact, iron core, arc quenching plate and form, described moving contact component is fixed in shell by axis hole, described fixed contact is located at the groove in the shell left and right sides, described iron core is connected with fixed contact, and described arc quenching plate is located in the draw-in groove in shell, and described form is connected with case surface is embedded;
Wherein, described moving contact component comprises: rotating shaft and moving contact sheet, and the axle core of described rotating shaft is provided with axle core hole, and described moving contact sheet is connected with axle core hole plug-in type, and one end of described moving contact sheet and fixed contact is clamped and connected.
Further, described shell comprises: the first side cover, the second side cover, axis hole, groove, draw-in groove and form groove, described the first side cover is connected with the second side cover splicing, described axis hole runs through the middle part of the first side cover and the second side cover, described groove is located at the two ends, left and right of the first side cover and the second side cover, described bayonet slot ring is located at around axis hole, and described form groove is located in the top of the first side cover and the second side cover.
Further, described moving contact component also comprises: with shell fragment, moving contact compressing tablet and the moving contact supporter that axle core hole plug-in type is connected, described shell fragment, moving contact sheet and moving contact compressing tablet are symmetrically set in from the inside to the outside the two ends of moving contact supporter centered by axle core hole.
Further, described fixed contact diagonal centered by moving contact component is symmetrically set in shell, one end of described fixed contact is provided with fixing hole, the other end of the middle-end of described fixed contact is provided with contact chip, the middle-end of described fixed contact is connected with groove is embedded, the middle-end of described fixed contact is provided with iron core hole, and described iron core hole is connected with iron core plug-in type.
Further, described arc quenching plate is a plurality of, and described arc quenching plate is located in draw-in groove.
The beneficial effects of the utility model:
The utility model is to provide a kind of creepage distance that increases in the confined space with the box-like contact apparatus difference of tradition row, utilize the relation of dynamic/static contact, moving contact is switched back and forth within the scope of a radian, there is closed and disconnected position, thereby effectively overcome the stress of electric repulsion to contact, the arcing that effectively overcomes damping vibration and cause, thus improve the contact life-span and improve and connect breaking capacity.
Accompanying drawing explanation
Fig. 1 is explosive view of the present utility model.
Fig. 2 is closure state figure of the present utility model.
Fig. 3 is off-state figure of the present utility model.
Fig. 4 is the structure chart of moving contact component.
Reference numeral:
Shell 100, the first side cover 110, the second side cover 120, axis hole 130, groove 140, draw-in groove 150 and form groove 160.
Moving contact component 200, rotating shaft 210, axle core hole 211, moving contact sheet 220, shell fragment 230, moving contact compressing tablet 240 and moving contact supporter 250.
Fixed contact 300, fixing hole 310, contact chip 320, iron core hole 330, iron core 400, arc quenching plate 500 and form 600.
Embodiment
Below in conjunction with specific embodiment, the utility model is done to progressive explanation.Should be understood that following examples are only for the utility model is described but not for limiting scope of the present utility model.
Embodiment 1
Fig. 1 is explosive view of the present utility model.Fig. 2 is closure state figure of the present utility model.Fig. 3 is off-state figure of the present utility model.Fig. 4 is the structure chart of moving contact component.
As shown in Figure 1, a kind of visible rotating double-break contact device comprises: shell 100, moving contact component 200, paired fixed contact 300, iron core 400, arc quenching plate 500 and form 600, moving contact component 200 is fixed in shell 100 by axis hole 130, fixed contact 300 is located at the groove 140 in shell 100 left and right sides, iron core 400 is connected with fixed contact 300, arc quenching plate 500 is located in the draw-in groove 150 in shell 100, and form 600 is connected with shell 100 surface embedded types;
As shown in Figure 4, wherein, moving contact component 200 comprises: rotating shaft 210 and moving contact sheet 220, and the axle core of rotating shaft 210 is provided with axle core hole 211, and moving contact sheet 220 is connected with axle core hole 211 plug-in types, and moving contact sheet 220 is clamped and connected with one end of fixed contact 300.Moving contact component 200 also comprises: with shell fragment 230, moving contact compressing tablet 240 and the moving contact supporter 250 that axle core hole 211 plug-in types are connected, shell fragment 230, moving contact sheet 220 and moving contact compressing tablet 240 are symmetrically set in from the inside to the outside the two ends of moving contact supporter 250 centered by axle core hole 211.
Shell 100 comprises: the first side cover 110, the second side cover 120, axis hole 130, groove 140, draw-in groove 150 and form groove 160, the first side cover 110 is connected with the second side cover 120 splicings, axis hole 130 runs through the middle part of the first side cover 110 and the second side cover 120, groove 140 is located at the two ends, left and right of the first side cover 110 and the second side cover 120, draw-in groove 150 is located on around axis hole 130, and form groove 160 is located in the top of the first side cover 110 and the second side cover 120.
One end of fixed contact 300 is provided with fixing hole 310, the other end of the middle-end of fixed contact 300 is provided with contact chip 320, the middle-end of fixed contact 300 is connected with groove 140 is embedded, and the middle-end of fixed contact 300 is provided with iron core hole 330, and iron core hole 330 is connected with iron core 400 plug-in types.
Arc quenching plate 500 is a plurality of, and arc quenching plate 500 is located in draw-in groove 150, and in the present embodiment, arc quenching plate is symmetrical each 4,8 altogether.
Compare with traditional clapper-type contact apparatus, the utility model provides a kind of contact apparatus that increases creepage distance in the confined space, utilize the relation of dynamic/static contact, effectively overcome the stress of electric repulsion to contact, the arcing that effectively overcomes damping vibration and cause, thus improve the contact life-span and improve and connect breaking capacity.
The utility model is by the rotation mode switch of entering.The rotating shaft 210 of being located at axis hole 130 is rotatable, axle core hole 211 on axis hole 130 is fixed with moving contact sheet 220, fixed form is that moving contact compressing tablet 240 and shell fragment 230 add moving contact sheet 220 to hold and touch, then symmetrical centered by moving contact supporter 250, then inserting axle core hole 211 completes fixing, make 2 to be fixed with between moving contact sheet 220 and to have certain distance, form a groove shape structure.
As shown in Figure 2, fixed contact 300 diagonal centered by moving contact component 200 is symmetrically set in shell 100, therefore when with external force rotation moving contact component 200, the groove that moving contact sheet 220 forms contacts with the mode of fixed contact 300 with clamping, until moving contact sheet contacts completely with the contact chip 320 of fixed contact 300, represent make position.
As shown in Figure 3, by contact assembly 200 opposite spins, moving contact sheet 220 and fixed contact 300 are separated completely, and the distance keeping reach the electrical isolation requirement of design, expression open position.
It is in rotary manner simultaneously and 2 fixed contact 300 closed and disconnecteds that this design makes moving contact sheet 220, traditional clapper-type contact apparatus is owing to being the closed and disconnected of single position, therefore need a certain amount of creepage distance, and the utility model is owing to being two contact design, therefore each contact only needs the creepage distance of half just can reach nation's security standard, so closes or the mode of translation has been saved mass efficient space than traditional bat.
The utility model is designed with and is surrounded on axis hole 130, be located at the arc quenching plate 500 of draw-in groove 150, middle-end at fixed contact 300 is provided with iron core hole 330 simultaneously, make iron core 400 can insert connection, as shown in Figure 1, iron core 400 arc quenching plates 500 are pressed close to very much, in the process of above-mentioned closed and disconnected, iron core 400 plays striking to arc quenching plate 500, arc quenching plate 500 extinguish arcs, the form of bouncing compared with traditional clapper-type contact apparatus is compared, its wearing and tearing to contact are the wearing and tearing that cause far below bouncing, thereby effectively protect moving contact component 200 and fixed contact 300, effectively extend the dynamic/static contact life-span.
Also be designed with form 600, above process can be passed through the clear observation of form, plays the effect of monitoring, guarantees that it normally works.
On the other hand, the design of rotation formula does not need clapper-type contact apparatus such yet, need to design its physics power bouncing of enough startups, and the production cost of whole device is greatly reduced.
Above embodiment of the present utility model is illustrated, but the utility model is as limit, only otherwise depart from aim of the present utility model, the utility model can also have various variations.
Claims (5)
1. a visible rotating double-break contact device, it is characterized in that, comprise: shell (100), moving contact component (200), paired fixed contact (300), iron core (400), arc quenching plate (500) and form (600), described moving contact component (200) is fixed in shell (100) by axis hole (130), described fixed contact (300) is located at the groove (140) in shell (100) left and right sides, described iron core (400) is connected with fixed contact (300), described arc quenching plate (500) is located in the draw-in groove (150) in shell (100), described form (600) is connected with shell (100) surface embedded type,
Wherein, described moving contact component (200) comprising: rotating shaft (210) and moving contact sheet (220), the axle core of described rotating shaft (210) is provided with axle core hole (211), described moving contact sheet (220) is connected with axle core hole (211) plug-in type, and described moving contact sheet (220) is clamped and connected with one end of fixed contact (300).
2. a kind of visible rotating double-break contact device according to claim 1, it is characterized in that: described shell (100) comprising: the first side cover (110), the second side cover (120), axis hole (130), groove (140), draw-in groove (150) and form groove (160), splicing is connected described the first side cover (110) with the second side cover (120), described axis hole (130) runs through the middle part of the first side cover (110) and the second side cover (120), described groove (140) is located at the two ends, left and right of the first side cover (110) and the second side cover (120), described draw-in groove (150) is located on axis hole (130) around, described form groove (160) is located in the top of the first side cover (110) and the second side cover (120).
3. a kind of visible rotating double-break contact device according to claim 1, it is characterized in that: described moving contact component (200) also comprises: the shell fragment (230), moving contact compressing tablet (240) and the moving contact supporter (250) that are connected with axle core hole (211) plug-in type, described shell fragment (230), moving contact sheet (220) and moving contact compressing tablet (240) are symmetrically set in from the inside to the outside the two ends of moving contact supporter (250) centered by axle core hole (211).
4. a kind of visible rotating double-break contact device according to claim 1, it is characterized in that: described fixed contact (300) diagonal centered by moving contact component (200) is symmetrically set in shell (100), one end of described fixed contact (300) is provided with fixing hole (310), the other end of the middle-end of described fixed contact (300) is provided with contact chip (320), the middle-end of described fixed contact (300) and embedded connection of groove (140), the middle-end of described fixed contact (300) is provided with iron core hole (330), and described iron core hole (330) is connected with iron core (400) plug-in type.
5. a kind of visible rotating double-break contact device according to claim 1, is characterized in that: described arc quenching plate (500) is for a plurality of, and described arc quenching plate (500) is located in draw-in groove (150).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360873.9U CN203950698U (en) | 2014-07-01 | 2014-07-01 | A kind of visible rotating double-break contact device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360873.9U CN203950698U (en) | 2014-07-01 | 2014-07-01 | A kind of visible rotating double-break contact device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950698U true CN203950698U (en) | 2014-11-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420360873.9U Expired - Fee Related CN203950698U (en) | 2014-07-01 | 2014-07-01 | A kind of visible rotating double-break contact device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104036977A (en) * | 2014-07-01 | 2014-09-10 | 上海行创电气有限公司 | Visual rotary double-breakpoint contact device |
-
2014
- 2014-07-01 CN CN201420360873.9U patent/CN203950698U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104036977A (en) * | 2014-07-01 | 2014-09-10 | 上海行创电气有限公司 | Visual rotary double-breakpoint contact device |
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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 |
Granted publication date: 20141119 |