CN203644579U - Hand-operated opening device of monostable permanent magnetic mechanism - Google Patents
Hand-operated opening device of monostable permanent magnetic mechanism Download PDFInfo
- Publication number
- CN203644579U CN203644579U CN201320635943.2U CN201320635943U CN203644579U CN 203644579 U CN203644579 U CN 203644579U CN 201320635943 U CN201320635943 U CN 201320635943U CN 203644579 U CN203644579 U CN 203644579U
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- permanent magnetic
- magnetic mechanism
- monostable permanent
- major axis
- cam
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- 230000014759 maintenance of location Effects 0.000 claims description 8
- 238000007514 turning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000002153 concerted effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a hand-operated opening device of a monostable permanent magnetic mechanism comprising a casing (11), a hand-operated opening shaft (6) disposed in the casing (11), and a handle (3) disposed on the outer side of the casing (11). The handle (3) is fixedly connected with the hand-operated opening shaft (6), which is provided with a cam (13). A monostable permanent magnetic mechanism (2) and an opening spring (10) are disposed in the casing (11). One end of the monostable permanent magnetic mechanism (2) is connected with a long shaft (8), and the long shaft (8) is provided with a baffle plate (7) opposite to the cam (13). One end of the opening spring (10) is connected with the long shaft (8), and the other end of the opening spring (10) is connected with the casing (11). The hand-operated opening device has advantages of simple structure, convenient operation, small friction resistance, small mechanical damage, and ability of realizing hand-operated opening under emergency condition.
Description
Technical field
The utility model relates to permanent magnet mechanism, more particularly, relates to a kind of manual switching-off device of Monostable permanent magnetic mechanism.
Background technology
In recent years, the switch with permanent-magnet operating mechanism is simple in structure with it, and parts are few, and the life-span is long, can frequent operation etc. advantage be widely used in electric power system distribution field.In traditional spring mechanism keeping by mechanical lock buckle, manual brake separating is realized than being easier to, but it is more difficult in permanent-magnet operating mechanism, to realize manual brake separating.What be mostly at present that permanent-magnet manipulating mechanism adopts is the afterburning method of machinery, but these hand gears still exist larger shortcoming and defect, and main manifestations is complicated mechanism, regulates difficulty, and frictional resistance is large, and mechanical damage is serious.
Summary of the invention
The technical problems to be solved in the utility model is, a kind of manual switching-off device of being convenient to installation and adjusting, frictional resistance is little, mechanical damage is little Monostable permanent magnetic mechanism is provided.
The utility model solves the technical scheme that its technical problem adopts: the manual switching-off device of constructing a kind of Monostable permanent magnetic mechanism, comprise cabinet, be arranged on hand split axle and the handle that is arranged on described cabinet outside in described cabinet, described handle is fixedly connected with described hand split axle, described hand split axle is provided with cam, in described cabinet, be also provided with Monostable permanent magnetic mechanism and tripping spring, the front end extension bar of described Monostable permanent magnetic mechanism one end is connected with major axis, described major axis is provided with the baffle plate relative with described cam, one end of described tripping spring is connected with described major axis, the other end of described tripping spring is connected with described cabinet, described tripping spring acts on pulling force on described major axis and the closing retention force opposite direction of described Monostable permanent magnetic mechanism, in the time rotating described handle, thrust and the described closing retention force opposite direction of described cam to described baffle plate.
In the manual switching-off device of Monostable permanent magnetic mechanism described in the utility model, described cam has two, divides the both sides that are located at described major axis.
In the manual switching-off device of Monostable permanent magnetic mechanism described in the utility model, described hand split axle is also connected with back-moving spring, described hand split axle is provided with connecting rod, described Monostable permanent magnetic mechanism is provided with back-moving spring axle, on the fixing described connecting rod in one end of described back-moving spring, the other end is fixed on described back-moving spring axle.
In the manual switching-off device of Monostable permanent magnetic mechanism described in the utility model, the both sides of described major axis are respectively equipped with has strong market potential, on having strong market potential described in one end of described tripping spring is fixed on.
In the manual switching-off device of Monostable permanent magnetic mechanism described in the utility model, the other end of described Monostable permanent magnetic mechanism is provided with minor axis.
In the manual switching-off device of Monostable permanent magnetic mechanism described in the utility model, described Monostable permanent magnetic mechanism and described major axis are threaded connection.
In the manual switching-off device of Monostable permanent magnetic mechanism described in the utility model, described major axis and described baffle plate are threaded connection.
Implement the manual switching-off device of Monostable permanent magnetic mechanism of the present utility model, there is following beneficial effect:
1, in the time that emergency needs manual brake separating, operator only need use less power turning handle, handle rotates by hand split axle band moving cam, make cam promote baffle plate, make the front extension bar of Monostable permanent magnetic mechanism start stressed by major axis, in the time of the active force of major axis and the closing retention force of making a concerted effort to be greater than permanent magnet mechanism of tripping spring, permanent magnet mechanism moves, thereby realizes the manual brake separating of permanent magnet mechanism.The utility model is simple in structure, easy to operate.
2, cam contacts with baffle plate, thereby has avoided the direct friction of cam and major axis, has reduced mechanical damage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the vertical view of the manual switching-off device of the utility model Monostable permanent magnetic mechanism;
Fig. 2 is the axonometric drawing of the manual switching-off device of the utility model Monostable permanent magnetic mechanism;
Fig. 3 is the scheme of installation of back-moving spring;
Fig. 4 is the end view of Fig. 3.
Embodiment
Understand for technical characterictic of the present utility model, object and effect being had more clearly, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1 and Figure 2, the manual switching-off device of Monostable permanent magnetic mechanism of the present utility model comprises cabinet 11, hand split axle 6, handle 3, Monostable permanent magnetic mechanism 2, major axis 8 and tripping spring 10.
Hand split axle 6 is arranged in cabinet 11, and hand split axle 6 is provided with cam 13, and handle 3 is arranged on cabinet 11 outsides, and handle 3 is fixedly connected with hand split axle 6, and turning handle 3 can be with and start split axle 6 and rotate.Monostable permanent magnetic mechanism 2 is arranged in cabinet 11, and the front end extension bar of Monostable permanent magnetic mechanism 2 one end is connected with major axis 8.Major axis 8 is also arranged in cabinet 11, and major axis 8 is provided with the baffle plate relative with cam 13 7, when cam 13 rotates, can promote baffle plate 7.One end of tripping spring 10 is connected with major axis 8, and the other end of tripping spring 10 is connected with cabinet 11.Tripping spring 10 acts on pulling force on major axis 8 and the closing retention force opposite direction of Monostable permanent magnetic mechanism 2.In the time of turning handle 3, thrust and the closing retention force opposite direction of cam 13 to baffle plate 7.
In the time that emergency needs manual brake separating, operator only need use less power turning handle 3, handle 3 is with moving cam 13 to rotate by hand split axle 6, make cam 13 promote baffle plate 7, make the front extension bar of Monostable permanent magnetic mechanism 2 start stressed by major axis 8, in the time of the active force of major axis 8 and the closing retention force of making a concerted effort to be greater than permanent magnet mechanism of tripping spring 10, permanent magnet mechanism moves, thereby realizes the manual brake separating of permanent magnet mechanism.The utility model can adopt strip handle 3, has increased the arm of force of handle 3, uses less power just can make cam 13 rotate, simple to operate.Cam 13 directly contacts with baffle plate 7, thereby has avoided the direct friction of cam 13 with major axis 8, has reduced mechanical damage.
Further, cam 13 has two, and the hand split axle 6 in the present embodiment is vertical with major axis 8, and 13 points, two cams are located at the both sides of major axis 8, avoid producing location conflicts.
As shown in Figure 3, Figure 4, further, hand split axle 6 is also connected with back-moving spring 4.Hand split axle 6 is provided with connecting rod 12, and Monostable permanent magnetic mechanism 2 is provided with back-moving spring axle 5, and on one end fixed connecting rod 12 of back-moving spring 4, the other end is fixed on back-moving spring axle 5.Back-moving spring 4 provides and has made the counter-rotational restoring force of hand split axle 6, in the time of release handle 3, and under the effect of back-moving spring 4, can self-return, thus guarantee that manual operation can frequent cycle operation in fixing angle.
Further, the both sides of major axis 8 are respectively equipped with has strong market potential 9, and one end of tripping spring 10 is fixed on has strong market potential on 9.Tripping spring 10 in the present embodiment has two, and 9 settings vertical with major axis 8 of having strong market potential are easy for installation.
Further, the other end of Monostable permanent magnetic mechanism 2 is provided with minor axis 1.On minor axis 1 and major axis 8, all leave installing hole, arrange one on minor axis 1, major axis 8 arranges two.The effect of this installing hole is in the time of assembling circuit breaker, to carry out chain connection with the insulated tension pole of pole part of circuit breaker, thereby drive the moving contact of vacuum interrupter to carry out divide-shut brake motion.Three installing holes are corresponding with the three-phase pole of circuit breaker respectively.
Further, Monostable permanent magnetic mechanism 2 is threaded connection with major axis 8, and major axis 8 is threaded connection with baffle plate 7, and front end extension bar and the major axis 8 of Monostable permanent magnetic mechanism 2 one end are also threaded connection.Adopt the connected mode of multisection type, be convenient to install and regulate, thus lower to the requirement on machining accuracy to part, reduce manufacturing cost, also make the manual brake separating operation of permanent magnet mechanism more laborsaving simultaneously.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; not departing from the scope situation that the utility model aim and claim protect, also can make a lot of forms, within these all belong to protection of the present utility model.
Claims (6)
1. the manual switching-off device of a Monostable permanent magnetic mechanism, it is characterized in that, comprise cabinet (11), be arranged on the hand split axle (6) in described cabinet (11) and be arranged on the handle (3) outside described cabinet (11), described handle (3) is fixedly connected with described hand split axle (6), described hand split axle (6) is provided with cam (13), in described cabinet (11), be also provided with Monostable permanent magnetic mechanism (2) and tripping spring (10), the front end extension bar of described Monostable permanent magnetic mechanism (2) one end is connected with major axis (8), described major axis (8) is provided with the baffle plate (7) relative with described cam (13), one end of described tripping spring (10) is connected with described major axis (8), the other end of described tripping spring (10) is connected with described cabinet (11), described tripping spring (10) acts on pulling force on described major axis (8) and the closing retention force opposite direction of described Monostable permanent magnetic mechanism (2), in the time rotating described handle (3), thrust and the described closing retention force opposite direction of described cam (13) to described baffle plate (7), described hand split axle (6) is also connected with back-moving spring (4), described hand split axle (6) is provided with connecting rod (12), described Monostable permanent magnetic mechanism (2) is provided with back-moving spring axle (5), the fixing described connecting rod (12) in one end of described back-moving spring (4) is upper, and the other end is fixed on described back-moving spring axle (5).
2. the manual switching-off device of Monostable permanent magnetic mechanism according to claim 1, is characterized in that, described cam (13) has two, divides the both sides that are located at described major axis (8).
3. the manual switching-off device of Monostable permanent magnetic mechanism according to claim 1, is characterized in that, the both sides of described major axis (8) are respectively equipped with have strong market potential (9), described in one end of described tripping spring (10) is fixed on, has strong market potential on (9).
4. the manual switching-off device of Monostable permanent magnetic mechanism according to claim 1, is characterized in that, the other end of described Monostable permanent magnetic mechanism (2) is provided with minor axis (1).
5. the manual switching-off device of Monostable permanent magnetic mechanism according to claim 1, is characterized in that, described Monostable permanent magnetic mechanism (2) is threaded connection with described major axis (8).
6. the manual switching-off device of Monostable permanent magnetic mechanism according to claim 1, is characterized in that, described major axis (8) is threaded connection with described baffle plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320635943.2U CN203644579U (en) | 2013-10-15 | 2013-10-15 | Hand-operated opening device of monostable permanent magnetic mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320635943.2U CN203644579U (en) | 2013-10-15 | 2013-10-15 | Hand-operated opening device of monostable permanent magnetic mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203644579U true CN203644579U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320635943.2U Expired - Fee Related CN203644579U (en) | 2013-10-15 | 2013-10-15 | Hand-operated opening device of monostable permanent magnetic mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203644579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103515121A (en) * | 2013-10-15 | 2014-01-15 | 国家电网公司 | Manual opening device of monostable permanent magnetic mechanism |
| CN104637705A (en) * | 2014-11-28 | 2015-05-20 | 深圳市安普智信电气有限公司 | Permanent magnet actuator capable of realizing electric-manual opening and closing and applied in ring main unit |
-
2013
- 2013-10-15 CN CN201320635943.2U patent/CN203644579U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103515121A (en) * | 2013-10-15 | 2014-01-15 | 国家电网公司 | Manual opening device of monostable permanent magnetic mechanism |
| CN104637705A (en) * | 2014-11-28 | 2015-05-20 | 深圳市安普智信电气有限公司 | Permanent magnet actuator capable of realizing electric-manual opening and closing and applied in ring main unit |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 |