CN203134675U - Three-station breaker - Google Patents
Three-station breaker Download PDFInfo
- Publication number
- CN203134675U CN203134675U CN 201320137467 CN201320137467U CN203134675U CN 203134675 U CN203134675 U CN 203134675U CN 201320137467 CN201320137467 CN 201320137467 CN 201320137467 U CN201320137467 U CN 201320137467U CN 203134675 U CN203134675 U CN 203134675U
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- CN
- China
- Prior art keywords
- vacuum bubbles
- contact
- circuit breakers
- driving mechanism
- main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model provides a three-station breaker, which comprises a driving mechanism, a connecting block (11), a grounding contact (10) and a vacuum tube lower main connection member (2), an upper static contact (13) is provided on the vacuum tube lower main connection member (2), a lower static contact (6) is provided on one end of the connecting block (11), a movable contact (12) is provided at the other end of the connecting block (11), the driving mechanism, is connected to the connecting block (11), and the driving mechanism drives the movable contact (12) of the connecting block (11) to connect with the grounding contact (10) or the upper static contact (13) at different work states. The three-station breaker has the advantages of compact structure, small land occupation, reliable performance, safe power supply, reduced cost and free maintenance.
Description
Technical field
The utility model relates to electric equipment, relates in particular to three station circuit breakers.
Background technology
The main inflation cabinet ring network power supply pattern that adopts in the present urban electricity supply network, the ring network power supply pattern can improve the reliability of power supply, and the user can obtain power supply from ring main unit looped network unit side, the power failure area of minimizing accident; Inflating switch cabinet is exactly the medium-voltage equipment for ring network power supply, and indoor, the outdoor power supply that designs in present most of urban electricity supply network is owing to the nervous reason of land used, designing requirement miniaturization, lightness development, and require the power distribution cabinet of design non-maintaining.
Complex structure, floor space are big but three present stations open circuit, and the manufacturing cost height influences the quality of product.
The utility model content
In order to solve the problems of the prior art, the utility model provides a kind of three station circuit breakers.
The utility model provides a kind of three station circuit breakers, comprise main connector under driving mechanism, contiguous block, grounding contact, the vacuum bubbles, main connector is provided with upper static contact under the described vacuum bubbles, described contiguous block one end is following fixed contact, the described contiguous block other end is moving contact, described driving mechanism links to each other with described contiguous block, and the moving contact that described driving mechanism drives described contiguous block contacts with described grounding contact or described upper static contact respectively at the different operating state.
As further improvement of the utility model, described driving mechanism comprises driving main shaft, rotating shaft arm, connecting rod, described rotating shaft arm one end links to each other with described driving main shaft, and the described rotating shaft arm other end and described connecting rod flexibly connect, and described connecting rod links to each other with described contiguous block.
As further improvement of the utility model, this three stations circuit breaker also comprises fixed contact fixed mount down, described fixed contact down is installed on the described fixed contact fixed mount down, and described fixed contact down can be swung at described fixed contact fixed mount down under the driving of described driving mechanism.
As further improvement of the utility model, this three stations circuit breaker also comprises the ground connection copper bar, and described grounding contact is installed in described ground connection copper bar top.
As further improvement of the utility model, this three stations circuit breaker also comprises ground connection copper bar strut, and described ground connection copper bar strut one end connects described fixed contact fixed mount down, and the described ground connection copper bar strut other end connects described ground connection copper bar.
As further improvement of the utility model, the described rotating shaft arm other end and described connecting rod are connected through the hinge together.
As further improvement of the utility model, described connecting rod is the brace with radian.
As further improvement of the utility model, this three stations circuit breaker also comprises main coupling assembly on on-load switch installing rack, vacuum bubbles supporting plate, the vacuum bubbles, main connector is installed on the described on-load switch installing rack under the described vacuum bubbles, described vacuum bubbles supporting plate is installed on the described on-load switch installing rack, and described vacuum bubbles supporting plate is positioned at main connector top under the described vacuum bubbles, and main coupling assembly is installed in described vacuum bubbles supporting plate top on the described vacuum bubbles.
As further improvement of the utility model, this three stations circuit breaker also comprises rotating shaft fixed mount, main shaft, breaker cam, described rotating shaft fixed mount is installed on the described on-load switch installing rack, described main shaft is installed on the described on-load switch installing rack, described breaker cam links to each other with described main shaft, and described breaker cam can rotate at described main shaft.
As further improvement of the utility model, this three stations circuit breaker also comprises spring, and main coupling assembly outer surface is set with described spring on the described vacuum bubbles.
The beneficial effects of the utility model are: three station circuit breakers of the present utility model have that compact conformation, floor space are little, dependable performance, power supply safety, reduce cost, advantage such as non-maintaining.
Description of drawings
Fig. 1 is three station circuit breakers outage ground state structural representation of the present utility model.
Fig. 2 is three station breaker open operation off-position structural representations of the present utility model.
Fig. 3 is three station circuit breakers outage "on" position structural representation of the present utility model.
Embodiment
As shown in Figure 1 to Figure 3, the utility model discloses a kind of three station circuit breakers, comprise main connector 2 under driving mechanism, contiguous block 11, grounding contact 10, the vacuum bubbles, main connector 2 is provided with upper static contact 13 under the described vacuum bubbles, described contiguous block 11 1 ends are following fixed contact 6, described contiguous block 11 other ends are moving contact 12, described driving mechanism links to each other with described contiguous block 11, and the moving contact 12 that described driving mechanism drives described contiguous block 11 contacts with described grounding contact 10 or described upper static contact 13 respectively at the different operating state.
Described driving mechanism comprises driving main shaft 5, rotating shaft arm 4, connecting rod 3, and described rotating shaft arm 4 one ends link to each other with described driving main shaft 5, and described rotating shaft arm 4 other ends and described connecting rod 3 flexibly connect, and described connecting rod 3 links to each other with described contiguous block 11.
This three stations circuit breaker also comprises fixed contact fixed mount 7 down, and described fixed contact 6 down is installed on the described fixed contact fixed mount 7 down, and described fixed contact 6 down can be swung at described fixed contact fixed mount 7 down under the driving of described driving mechanism.
This three stations circuit breaker also comprises ground connection copper bar 9, and described grounding contact 10 is installed in described ground connection copper bar 9 tops.
This three stations circuit breaker also comprises ground connection copper bar strut 8, and described ground connection copper bar strut 8 one ends connect described fixed contact fixed mount 7 down, and described ground connection copper bar strut 8 other ends connect described ground connection copper bar 9.
Described rotating shaft arm 4 other ends and described connecting rod 3 are connected through the hinge together.
Described connecting rod 3 is for having the brace of radian.
This three stations circuit breaker also comprises main coupling assembly 25 on on-load switch installing rack 1, vacuum bubbles supporting plate 21, the vacuum bubbles, main connector 2 is installed on the described on-load switch installing rack 1 under the described vacuum bubbles, described vacuum bubbles supporting plate 21 is installed on the described on-load switch installing rack 1, and described vacuum bubbles supporting plate 21 is positioned at main connector 2 tops under the described vacuum bubbles, and main coupling assembly 25 is installed in described vacuum bubbles supporting plate 21 tops on the described vacuum bubbles.
This three stations circuit breaker also comprises rotating shaft fixed mount 20, main shaft 16, breaker cam 19, described rotating shaft fixed mount 20 is installed on the described on-load switch installing rack 1, described main shaft 16 is installed on the described on-load switch installing rack 1, described breaker cam 19 links to each other with described main shaft 16, and described breaker cam 19 can rotate at described main shaft 16.
This three stations circuit breaker also comprises spring 17, and main coupling assembly 25 outer surfaces are set with described spring 17 on the described vacuum bubbles.
This three stations circuit breaker also comprises vacuum bubbles fixed mount 22, and this vacuum bubbles fixed mount 22 is installed on the on-load switch installing rack 1, and this three stations circuit breaker also comprises vacuum interrupter 14 and be flexible coupling 15 that spring 17 is installed on the spring base 18.
During use, by operation rotating shaft arm 4 drivening rods 3, moving contact 12 realize with vacuum bubbles under the upper static contact 13 of main connector 2 connect energising, outage, be grounded contact 10 with fixed contact 6 UNICOM's ground connection down in addition.
Existing city is in the distribution design, and increasing scheme requires to save the area, conventional 10KV for distributor breaker at a distance of be 210mm, thereby this 1000mm of requirement cabinet size is dark when being contained in the cabinet, the width minimum is 750mm.Of the present utility model three station circuit breakers of the present utility model require cabinet size 750mm dark when being contained in the cabinet at a distance of being 150mm, and the width minimum is 325mm, and then can thrifty land area.
Three station circuit breakers of the present utility model have that compact conformation, floor space are little, dependable performance, power supply safety, reduce cost, advantage such as non-maintaining.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. station circuit breaker, it is characterized in that: comprise driving mechanism, contiguous block (11), grounding contact (10), main connector (2) under the vacuum bubbles, main connector (2) is provided with upper static contact (13) under the described vacuum bubbles, described contiguous block (11) one ends are following fixed contact (6), described contiguous block (11) other end is moving contact (12), described driving mechanism links to each other with described contiguous block (11), and the moving contact (12) that described driving mechanism drives described contiguous block (11) contacts with described grounding contact (10) or described upper static contact (13) respectively at the different operating state.
2. three station circuit breakers according to claim 1, it is characterized in that: described driving mechanism comprises driving main shaft (5), rotating shaft arm (4), connecting rod (3), described rotating shaft arm (4) one ends link to each other with described driving main shaft (5), described rotating shaft arm (4) other end and described connecting rod (3) flexibly connect, and described connecting rod (3) links to each other with described contiguous block (11).
3. three station circuit breakers according to claim 2, it is characterized in that: this three stations circuit breaker also comprises fixed contact fixed mount (7) down, described fixed contact (6) down is installed on the described fixed contact fixed mount (7) down, and described fixed contact (6) down can be swung at described fixed contact fixed mount (7) down under the driving of described driving mechanism.
4. three station circuit breakers according to claim 3, it is characterized in that: this three stations circuit breaker also comprises ground connection copper bar (9), described grounding contact (10) is installed in described ground connection copper bar (9) top.
5. three station circuit breakers according to claim 4, it is characterized in that: this three stations circuit breaker also comprises ground connection copper bar strut (8), described ground connection copper bar strut (8) one ends connect described fixed contact fixed mount (7) down, and described ground connection copper bar strut (8) other end connects described ground connection copper bar (9).
6. three station circuit breakers according to claim 5, it is characterized in that: described rotating shaft arm (4) other end and described connecting rod (3) are connected through the hinge together.
7. three station circuit breakers according to claim 6 is characterized in that: described connecting rod (3) is for having the brace of radian.
8. according to each described three station circuit breakers of claim 1 to 7, it is characterized in that: this three stations circuit breaker also comprises on-load switch installing rack (1), vacuum bubbles supporting plate (21), main coupling assembly (25) on the vacuum bubbles, main connector (2) is installed on the described on-load switch installing rack (1) under the described vacuum bubbles, described vacuum bubbles supporting plate (21) is installed on the described on-load switch installing rack (1), and described vacuum bubbles supporting plate (21) is positioned at main connector (2) top under the described vacuum bubbles, and main coupling assembly (25) is installed in described vacuum bubbles supporting plate (21) top on the described vacuum bubbles.
9. three station circuit breakers according to claim 8, it is characterized in that: this three stations circuit breaker also comprises rotating shaft fixed mount (20), main shaft (16), breaker cam (19), described rotating shaft fixed mount (20) is installed on the described on-load switch installing rack (1), described main shaft (16) is installed on the described on-load switch installing rack (1), described breaker cam (19) links to each other with described main shaft (16), and described breaker cam (19) can rotate in described main shaft (16).
10. three station circuit breakers according to claim 9, it is characterized in that: this three stations circuit breaker also comprises spring (17), main coupling assembly (25) outer surface is set with described spring (17) on the described vacuum bubbles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137467 CN203134675U (en) | 2013-03-25 | 2013-03-25 | Three-station breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137467 CN203134675U (en) | 2013-03-25 | 2013-03-25 | Three-station breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203134675U true CN203134675U (en) | 2013-08-14 |
Family
ID=48942626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320137467 Expired - Fee Related CN203134675U (en) | 2013-03-25 | 2013-03-25 | Three-station breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203134675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112233929A (en) * | 2020-09-14 | 2021-01-15 | 江苏大烨智能电气股份有限公司 | Three-station isolated circuit breaker switch |
-
2013
- 2013-03-25 CN CN 201320137467 patent/CN203134675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112233929A (en) * | 2020-09-14 | 2021-01-15 | 江苏大烨智能电气股份有限公司 | Three-station isolated circuit breaker switch |
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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: 20130814 Termination date: 20170325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |