CN202549750U - Spring operation mechanism and breaker - Google Patents
Spring operation mechanism and breaker Download PDFInfo
- Publication number
- CN202549750U CN202549750U CN2012200696902U CN201220069690U CN202549750U CN 202549750 U CN202549750 U CN 202549750U CN 2012200696902 U CN2012200696902 U CN 2012200696902U CN 201220069690 U CN201220069690 U CN 201220069690U CN 202549750 U CN202549750 U CN 202549750U
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- spring
- energy storage
- board
- indicator board
- energy
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Abstract
The utility model discloses a spring operation mechanism and a breaker. The spring operation mechanism comprises a clamping plate, an energy storage shaft, a connecting lever, an energy storage spring, a first indication board and a second indication board, wherein the connecting lever and the energy storage shaft form an integer or the connecting lever is fixedly connected with the energy storage shaft; the connecting lever comprises a spring hanging part which is integrally arranged with the energy storage part, and a connection part for connecting the spring hanging part and the energy storage shaft; one end of the energy storage spring is connected with the spring hanging part; the other end of the energy storage spring is fixed at the clamping plate; when the energy storage shaft is driven to rotate so as to drive the rotation of the connecting lever, the energy storage spring can be stretched by the spring part; the first indication board is fixed at the clamping plate; and the second indication board is fixed on the spring hanging part and can move following with the rotation of the connecting lever to shield the first indication board. Because the second indication board can move following with the rotation of the connecting lever to shield the first indication board placed on the clamping plate so as to show the end of an energy storage, the accuracy of an indication result is greatly improved; the indication style is simple; and the first indication board and the second indication board are convenient in installment and firm in fixture, so that the reliability is greatly improved.
Description
Technical field
The utility model relates to a kind of control of electrical equipment technology, particularly a kind of spring operating mechanism and circuit breaker.
Background technology
Circuit breaker is a switchgear important in the electric power system, undertaking the double action of control and protective circuit, and operating mechanism is the important component part of circuit breaker, and separating brake, the feed motion of circuit breaker are all realized through operating mechanism.According to operation principle, the operating mechanism of circuit breaker can be divided into hydraulic actuating mechanism and spring operating mechanism, and wherein, spring operating mechanism has advantages such as lower, the simple in structure and long service life of cost, is widely used in market.
In spring operating mechanism, stored energy mechanism is as one of vitals, and its effect is that the power with the dynamical system input is stored in the energy-stored spring, so as when breaker closing to move the rapid release energy.For the operation indication is provided to the operator, stored energy mechanism is provided with the energy storage indicating device usually, in order to show the energy storage state of energy-stored spring.
A kind of spring energy-storage indicating device of operating mechanism is disclosed in the prior art.Referring to shown in Figure 1, this device comprises: axle 8, energy storage driving wheel 4, double-screw bolt 7, shift fork 6, indicating arm 3 and energy storage direction board 2.When energy storage driving wheel 4 rotates counterclockwise, drive axle 8 and rotate counterclockwise with double-screw bolt 7, fork 6 rotates counterclockwise simultaneously; Indicating arm 3 is one with fork 6 welderings; Arrow on the energy storage direction board 2 is fixedly connected with indicating arm 3, thereby arrow is rotated counterclockwise, and realizes deixis.
The utility model content
In view of this, the utility model provides a kind of spring operating mechanism and circuit breaker, has further improved spring energy-storage indication result's accuracy.
Therefore,, a kind of spring operating mechanism is provided, has comprised: clamping plate according to the utility model one embodiment; The energy storage axle; Connecting lever, one-body molded with the energy storage axle or be fixedly connected, comprise the extension spring portion that is provided with the energy storage eccentric shaft and will hang the connecting portion that spring portion is connected with the energy storage axle; Energy-stored spring, an end is connected with extension spring portion, and the other end is fixed in clamping plate, and when the energy storage axle was driven in rotation the rotation of drive connecting lever, said energy-stored spring can be hung spring portion and stretched; First indicator board is fixed in clamping plate; Second indicator board is fixed in and hangs in the spring portion, can move to the rotation of connecting lever and block first indicator board.
Can find out that from technique scheme owing to comprise first indicator board and second indicator board in the spring operating mechanism of the utility model embodiment, second indicator board is fixed in to be hung in the spring portion; Can move to the rotation of connecting lever and shelter from first indicator board that is positioned on the clamping plate and finish with the expression energy storage; Indication result's accuracy improves greatly, and indicating mode is comparatively simple; First indicator board and second indicator board are easy for installation, fixed, and reliability improves greatly.
Optional, have not energy storage sign figure layer on said first indicator board, then work as second indicator board and shelter from first indicator board, the operator can't see not energy storage sign, the expression energy storage finishes;
Perhaps, have energy storage sign figure layer on said second indicator board, then work as second indicator board and shelter from first indicator board, the operator sees the energy storage sign, and the expression energy storage finishes;
Can also be, have not energy storage sign figure layer on said first indicator board, have energy storage sign figure layer on said second indicator board, then the operator can obtain the energy storage state information of energy-stored spring more intuitively.
Preferably; Said extension spring portion comprises: hang spring portion's body and spring-hanging board, wherein, rotatable being arranged at of said spring-hanging board hung spring portion body; And said spring-hanging board has the spring of extension hole, and an end spring silk that is connected with extension spring portion of said energy-stored spring penetrates extension spring hole and spring-hanging board is fixed.Like this, spring-hanging board can rotate adjustment with the flexible of rotation of hanging spring portion and energy-stored spring, makes the energy-stored spring linear telescopic, and it is more accurate that the energy storage result shows, and the installation of this structure energy-stored spring is comparatively convenient.
Preferable, said extension spring portion body is a multidiameter, and said spring-hanging board is through the rotatable shaft shoulder place that is sheathed on multidiameter of securing member, and such structural design is convenient to production and processing and assembling.
Preferable, said second indicator board is fixed in spring-hanging board, and such second indicator board is positioned on the flexible direction of energy-stored spring, and the indication result is more accurately, intuitively.
Another embodiment of the utility model; A kind of circuit breaker also is provided, has comprised the spring operating mechanism described in the aforementioned techniques scheme, accuracy is higher as a result, indicating mode is comparatively simple to have the energy storage indication; Structure is easy to assembly, fixed, and reliability is than advantages such as height.
Description of drawings
To make those of ordinary skill in the art more know the above-mentioned of the utility model and other feature and advantage through describe the preferred embodiment of the utility model in detail with reference to accompanying drawing below, in the accompanying drawing:
Fig. 1 is a prior art spring energy-storage indicating device structural representation;
Fig. 2 is the spring operating mechanism structural representation (energy-stored spring is energy storage not) of the utility model embodiment;
Fig. 3 is the spring operating mechanism structural representation (energy-stored spring energy storage end) of the utility model embodiment.
Wherein, drawing reference numeral is following:
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, below lift embodiment to the utility model further explain.
Fig. 2 and Fig. 3 have schematically shown according to the spring operating mechanism of an embodiment of the utility model, having comprised: clamping plate 11, energy storage axle 12, connecting lever 13, energy-stored spring 14, first indicator board 15 and second indicator board 16, wherein,
Said connecting lever 13 and energy storage axle 12 are one-body molded or be fixedly connected, comprise with the energy storage axle 12 eccentric extension spring 13a of portion that are provided with will hang the connecting portion 13b that the 13a of spring portion is connected with energy storage axle 12; One end of said energy-stored spring 14 is connected with the extension spring 13a of portion, and the other end is fixed in clamping plate 11, and when energy storage axle 12 was driven in rotation 13 rotations of drive connecting lever, said energy-stored spring 14 can be hung the spring 13a of portion and stretch; Said first indicator board 15 is fixed in clamping plate 11; Said second indicator board 16 is fixed in to be hung on the spring 13a of portion, can move to the rotation of connecting lever 13 and block first indicator board 15.
In the spring operating mechanism of the utility model embodiment, comprise first indicator board 15 and second indicator board, 16, the second indicator boards 16 simultaneously and be fixed on the extension spring 13a of portion; Can move to the rotation of connecting lever 13 and shelter from first indicator board 15 that is positioned on the clamping plate 11 and finish with the expression energy storage; Indication result's accuracy improves greatly, and indicating mode is comparatively simple; First indicator board 15 and second indicator board 16 are easy for installation, fixed, and reliability improves greatly.
Usually, spring operating mechanism adopts the clamping plate type structure, and energy storage motor, drive part, combined floodgate cam and power shaft, output shaft etc. are arranged in the clamping plate, make the each several part reasonable stress, good stability, and as shown in Figures 2 and 3, energy storage axle 12 stretches out in clamping plate 11.Connecting lever 13 can with the 12 one machine-shapings of energy storage axle, also can be connected through key with energy storage axle 12; The concrete shape of connecting lever 13 is not limit, and for example, hangs spring 13a of portion and connecting portion 13b and is the axle shape, and is L-shaped; Perhaps, connecting portion 13b is the colyliform of eccentric rotation etc., is not limited thereto.
Can on first indicator board 15 or second indicator board 16, corresponding sign be set; For example; Can be, have not energy storage sign figure layer 15a on said first indicator board 15, then work as second indicator board 16 and shelter from first indicator board 15; The operator can't see not energy storage sign, and the expression energy storage finishes; Perhaps can be, have energy storage sign figure layer 16a on said second indicator board 16, then work as second indicator board 16 and shelter from first indicator board 15, the operator sees the energy storage sign, and the expression energy storage finishes.Energy storage sign and energy storage sign can not be pattern, literal or the color of difference each other, can be at least two kinds combination in the pattern of difference each other, literal, the color yet.
Please continue referring to figs. 2 and 3 shown in; Preferably, have not energy storage sign figure layer 15a on said first indicator board 15, have energy storage sign figure layer 16a on said second indicator board 16; The operator can obtain the energy storage information of energy-stored spring 14 more intuitively like this, that is:
When energy-stored spring 14 do not have flexible, not during energy storage, what see at first indicator board, 15 places is energy storage sign not;
When energy-stored spring 14 was stretched, is in the thermal energy storage process, what see at first indicator board, 15 places was energy storage sign not;
When energy-stored spring 14 was stretched to desired location, energy storage end, second indicator board 16 blocked first indicator board 15, and what see at first indicator board, 15 places is the energy storage sign.
In Fig. 2 and embodiment shown in Figure 3; The said extension spring 13a of portion comprises: hang spring body 130a of portion and spring-hanging board 131a; Wherein, Said spring-hanging board 131a is rotatable to be arranged at and to hang the spring body 130a of portion, and said spring-hanging board 131a has the spring of extension hole 132a, said energy-stored spring 14 with hang that an end spring silk that the spring 13a of portion is connected penetrates extension spring hole 132a and spring-hanging board 131a fixes.Like this, spring-hanging board 131a can rotate adjustment with the flexible of rotation of hanging the spring 13a of portion and energy-stored spring 14, makes energy-stored spring 14 linear telescopics, and it is more accurate that the energy storage result shows, and, hang spring hole 132a structure and make the installation of energy-stored spring comparatively convenient.Preferably the said extension spring body 130a of portion is designed to multidiameter, said spring-hanging board 131a is through the securing member 17 rotatable shaft shoulder places that are sheathed on multidiameter, and such structural design is convenient to production and processing and assembling.
Said second indicator board, 16 preferred immobilization are in spring-hanging board 131a, and such second indicator board 16 is positioned on the flexible direction of energy-stored spring 14, and the indication result more accurately, intuitively.
In Fig. 2 and embodiment shown in Figure 3; Energy-stored spring 14 finishes from the free state to the energy storage; Connecting lever 13 just turns over 180 degree; But the utility model never is limited to this embodiment, and the position of the angle that connecting lever 13 turns over, first indicator board 15 and second indicator board 16 can be designed according to energy storage size needs.
Another embodiment of the utility model; A kind of circuit breaker also is provided, has comprised the spring operating mechanism described in the aforementioned techniques scheme, accuracy is higher as a result, indicating mode is comparatively simple to have the energy storage indication; Structure is easy to assembly, fixed, and reliability is than advantages such as height.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (8)
1. a spring operating mechanism is characterized in that, comprising:
Clamping plate (11);
Energy storage axle (12);
Connecting lever (13), said connecting lever (13) is one-body molded with said energy storage axle (12) or be fixedly connected, and comprises and the eccentric extension spring portion (13a) and the connecting portion (13b) that said extension spring portion (13a) is connected with said energy storage axle (12) that is provided with of said energy storage axle (12);
Energy-stored spring (14); One end of said energy-stored spring (14) is connected with said extension spring portion (13a); The other end is fixed in said clamping plate (11), and when said energy storage axle (12) was driven in rotation the said connecting lever of drive (13) rotation, said energy-stored spring (14) can be stretched by said extension spring portion (13a);
First indicator board (15), said first indicator board (15) is fixed in said clamping plate (11);
Second indicator board (16), said second indicator board (16) are fixed in the said extension spring portion (13a), can move to the rotation of said connecting lever (13) and block said first indicator board (15).
2. spring operating mechanism as claimed in claim 1 is characterized in that, has not energy storage sign figure layer (15a) on said first indicator board (15).
3. spring operating mechanism as claimed in claim 1 is characterized in that, has energy storage sign figure layer (16a) on said second indicator board (16).
4. spring operating mechanism as claimed in claim 1 is characterized in that, has not energy storage sign figure layer (15a) on said first indicator board (15), has energy storage sign figure layer (16a) on said second indicator board (16).
5. spring operating mechanism as claimed in claim 1 is characterized in that, said extension spring portion (13a) comprising: hang spring portion's body (130a) and spring-hanging board (131a), wherein,
The rotatable said extension spring portion's body (130a) that is arranged at of said spring-hanging board (131a); And said spring-hanging board (131a) has the spring hole (132a) of extension, and it is fixing with said spring-hanging board (131a) that an end spring silk that is connected with said extension spring portion (13a) of said energy-stored spring (14) penetrates said extension spring hole (132a).
6. spring operating mechanism as claimed in claim 5 is characterized in that, said extension spring portion's body (130a) is a multidiameter, and said spring-hanging board (131a) is through the rotatable shaft shoulder place that is sheathed on said multidiameter of securing member (17).
7. spring operating mechanism as claimed in claim 5 is characterized in that, said second indicator board (16) is fixed in said spring-hanging board (131a).
8. a circuit breaker is characterized in that, comprises like each described spring operating mechanism in the claim 1～7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200696902U CN202549750U (en) | 2012-02-28 | 2012-02-28 | Spring operation mechanism and breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200696902U CN202549750U (en) | 2012-02-28 | 2012-02-28 | Spring operation mechanism and breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202549750U true CN202549750U (en) | 2012-11-21 |
Family
ID=47170339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200696902U Expired - Fee Related CN202549750U (en) | 2012-02-28 | 2012-02-28 | Spring operation mechanism and breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202549750U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449313A (en) * | 2016-09-13 | 2017-02-22 | 泰豪科技(深圳)电力技术有限公司 | Circuit breaker |
| CN109599300A (en) * | 2018-11-08 | 2019-04-09 | 谢垚峰 | Cooperated and the closing spring loading device of stable breaker with pressing bracket aisle |
-
2012
- 2012-02-28 CN CN2012200696902U patent/CN202549750U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449313A (en) * | 2016-09-13 | 2017-02-22 | 泰豪科技(深圳)电力技术有限公司 | Circuit breaker |
| CN106449313B (en) * | 2016-09-13 | 2018-04-10 | 泰豪科技(深圳)电力技术有限公司 | Breaker |
| CN109599300A (en) * | 2018-11-08 | 2019-04-09 | 谢垚峰 | Cooperated and the closing spring loading device of stable breaker with pressing bracket aisle |
| CN109599300B (en) * | 2018-11-08 | 2021-02-26 | 谢垚峰 | Closed spring loading device of circuit breaker stabilized by pressing support walkway |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20140228 |