CN209785845U - Double-drive quick switch - Google Patents
Double-drive quick switch Download PDFInfo
- Publication number
- CN209785845U CN209785845U CN201920818823.3U CN201920818823U CN209785845U CN 209785845 U CN209785845 U CN 209785845U CN 201920818823 U CN201920818823 U CN 201920818823U CN 209785845 U CN209785845 U CN 209785845U
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- China
- Prior art keywords
- iron core
- coil
- magnetic cylinder
- fixed
- control loop
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- 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.)
- Withdrawn - After Issue
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000009977 dual effect Effects 0.000 claims abstract description 12
- 230000003068 static effect Effects 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 14
- 238000004146 energy storage Methods 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 9
- -1 chemical engineering Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a dual drive fast switch, include by cylinder magnetic cylinder body and be fixed in respectively about the magnetic cylinder body last magnetic cylinder lid on the terminal surface, the magnetic cylinder that magnetic cylinder lid constitutes down, be equipped with quiet iron core in the magnetic cylinder, move iron core and drive coil, the drive coil includes first, two coils, moves the iron core and locates quiet iron core top, moves and is fixed with the transmission push rod on the iron core, the lower extreme of transmission push rod passes and moves the iron core and form combined floodgate operation end. The first coil is sleeved on the periphery of the movable iron core and fixed with the side wall of the magnetic cylinder, and the second coil is arranged on the periphery of the static iron core and fixed with the side wall of the magnetic cylinder. The dual-drive quick switch is controlled by the dual control units, and simultaneously sends a closing signal to the two control loops, and when one control loop breaks down, the other control loop can also ensure that the contactor is reliably closed. The two control loops are mutually independent control loops, and when one control loop breaks down, the other control loop is not influenced, so that the safe operation of the whole circuit system is ensured.
Description
Technical Field
the utility model belongs to the technical field of switch components and parts, specific saying so relates to a dual drive fast switch.
Background
The contactor is a rapid switching element, is divided into an alternating current contactor (voltage AC) and a direct current contactor (voltage DC), is widely applied to various fields of photovoltaic power generation, new energy, electric power systems, petroleum, chemical engineering, coal mines, metallurgy, electrified railways and the like, is mainly used for connecting a main loop or switching the main loop as a bypass switch, and the switching reliability of the contactor is related to the safe operation of the whole circuit system. However, the existing contactor is generally controlled by a single-coil control loop, and if the single control loop fails, the contactor cannot be reliably switched on, so that the safe operation of the whole circuit system is influenced.
Disclosure of Invention
In order to overcome the defects, the utility model provides a dual drive fast switch when a control circuit breaks down, can not influence another control circuit to ensure circuit system's safe operation.
The utility model discloses a solve the technical scheme that its technical problem adopted and be: a dual-drive quick switch comprises a magnetic cylinder, a static iron core, a movable iron core and a driving coil, wherein the static iron core, the movable iron core and the driving coil are arranged in the magnetic cylinder; the first coil, the first energy storage capacitor and the first control terminal are sequentially connected in series to form a first control loop; and the second coil, the second energy storage capacitor and the second control terminal are sequentially connected in series to form a second control loop.
As a further improvement, the first control circuit is provided with a first auxiliary switch, and the second control circuit is provided with a second auxiliary switch.
as a further improvement of the utility model, the magnetic cylinder comprises a cylindrical magnetic cylinder body and an upper magnetic cylinder cover and a lower magnetic cylinder cover which are respectively and fixedly arranged at the upper opening end and the lower opening end of the magnetic cylinder body.
As a further improvement of the present invention, the first coil and the second coil are fixed to the cylinder side wall, respectively.
as a further improvement of the utility model, a magnetic conduction ring is arranged between the two magnetic conduction rings.
As a further improvement, the transmission rod is fixed to the central axis of the movable iron core.
The utility model has the advantages that: the dual-drive quick switch is controlled by the dual control units, and simultaneously sends a closing signal to the two control loops, and when one control loop breaks down, the other control loop can also ensure that the contactor is reliably closed. The two control loops are mutually independent control loops, and when one control loop breaks down, the other control loop is not influenced, so that the safe operation of the whole circuit system is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
Fig. 2a is a schematic diagram of the first control loop operating independently to open the brake;
Fig. 2b is a schematic diagram of the switching-on state of the first control loop working alone according to the present invention;
Fig. 3a is a schematic diagram of the second control loop in the state of independent operation and opening;
Fig. 3b is a schematic diagram of the second control loop in a closing state when the second control loop works alone;
FIG. 4a is a schematic diagram of the first and second control loops of the present invention working together to open the brake;
fig. 4b is a schematic diagram of the first and second control circuits working together to close the switch.
The following description is made with reference to the accompanying drawings:
1-magnetic cylinder; 2-static iron core;
3-movable iron core; 4-transmission push rod;
41-closing operation end; 51-first coil;
52-second coil; 61-first control terminal;
62-second control terminal; 71-first energy storage capacitor;
72-second energy storage capacitor; 11-upper cylinder head;
12-lower cylinder head; 81-first auxiliary switch;
82-second auxiliary switch; 9-magnetic ring.
Detailed Description
The following description of a preferred embodiment of the present invention will be made in conjunction with the accompanying drawings. However, the scope of the present invention is not limited to the following embodiments, and all simple equivalent changes and modifications made by the claims and the contents of the specification are still included in the scope of the present invention.
referring to the attached drawing 1, for the utility model discloses a dual drive fast switch, include by the cylinder block and be fixed in respectively on the terminal surface about this cylinder block last cylinder lid 11, the magnetic cylinder 1 that magnetic cylinder lid 12 constitutes down, be equipped with quiet iron core 2 in the magnetic cylinder 1, move iron core 3 and drive coil, the drive coil includes first coil 51 and second coil 52, move iron core 3 and locate quiet iron core 2 top, move and be fixed with transmission push rod 4 on the center axis of iron core 3, the lower extreme of this transmission push rod 4 passes and moves iron core 3 and form closing operation end 41. The first coil sleeve 51 is arranged on the periphery of the movable iron core 3 and fixed with the side wall of the magnetic cylinder 1, and the second coil 52 is arranged on the periphery of the static iron core 2 and fixed with the side wall of the magnetic cylinder.
a first control terminal 61, a second control terminal 62, a first energy storage capacitor 71, a second energy storage capacitor 72, a first auxiliary switch 81 and a second auxiliary switch 82 are further provided, wherein the first coil 51, the first energy storage capacitor 71, the first control terminal 61 and the first auxiliary switch 81 are connected in series to form a first control loop; the second coil 52, the second energy-storage capacitor 72, the second control terminal 62 and the second auxiliary switch 82 are connected in series to form a second control loop. The first coil and the second coil are coaxially arranged, and a magnetic conductive ring 9 is arranged between the first coil and the second coil.
the dual-drive quick switch is provided with two sets of control loops, the two sets of control loops can work simultaneously or independently, and the specific working mode is described in detail below.
referring to fig. 2a, which is a switching-off state diagram when the first control circuit works alone, at this time, the second control circuit does not work (for example, a fault occurs), the first control circuit formed by the first coil 51, the first energy storage capacitor 71, the first control terminal 61 and the first auxiliary switch 81 works, when the first coil 51 is energized, a magnetic field is generated through the movable iron core, the magnetic cylinder and the static iron core, so that the movable iron core moves in a switching-on direction (downward in the drawing), the transmission push rod 4 is fixed on the movable iron core and moves together with the movable iron core, so that the switching-on operation end 41 at the lower end of the transmission push rod 4 moves downward to perform a switching-on operation, and thus the contactor is switched on, see fig. 2 b.
referring to fig. 3a, it is a diagram of a switching-off state when the second control circuit works alone, at this time, the first control circuit does not work (for example, a fault occurs), the second control circuit formed by the second coil 52, the second energy-storage capacitor 72, the second control terminal 62 and the second auxiliary switch 82 works, when the second coil 52 is energized, a magnetic field is generated through the movable iron core, the magnetic cylinder and the stationary iron core, so that the movable iron core moves in a switching-on direction (downward in the drawing), and the transmission push rod 4 is fixed to the movable iron core and moves together with the movable iron core, so that the switching-on operation end 41 at the lower end of the transmission push rod 4 moves downward to perform a switching-on operation, so as to switch on the contactor.
Referring to fig. 4a, a switching-off state diagram when the first control circuit and the second control circuit operate simultaneously is shown, at this time, the first control circuit and the second control circuit operate simultaneously, when the first coil and the second coil are energized, a magnetic field is generated through the movable iron core, the magnetic cylinder and the static iron core, the movable iron core moves in a switching-on direction (downward in the drawing), the transmission push rod 4 is fixed on the movable iron core and moves together with the movable iron core, so that the switching-on operation end 41 at the lower end of the transmission push rod 4 moves downward to perform a switching-on operation, and the contactor is switched on, see fig. 3 b.
Therefore, the double-drive quick switch is controlled by the double control units, the two control loops send closing signals simultaneously, and when one control loop breaks down, the other control loop can also enable the contactor to be reliably closed. The two control loops are mutually independent control loops, and when one control loop breaks down, the other control loop is not influenced, so that the safe operation of the whole circuit system is ensured.
Claims (6)
1. The utility model provides a dual drive fast switch, includes magnetic cylinder (1) and locates quiet iron core (2) in this magnetic cylinder, moves iron core (3) and drive coil, quiet iron core is fixed in the magnetic cylinder, it locates to move the iron core quiet iron core top, and should move the inside of iron core and be fixed with transmission push rod (4), and the lower extreme of this transmission push rod passes move the iron core and form closing operation end (41), its characterized in that: the driving coil comprises a first coil (51) and a second coil (52), the first coil is sleeved on the periphery of the movable iron core and fixed with the magnetic cylinder, and the second coil is sleeved on the periphery of the static iron core; a first control terminal (61), a second control terminal (62), a first energy storage capacitor (71) and a second energy storage capacitor (72) are further arranged, and the first coil, the first energy storage capacitor and the first control terminal are sequentially connected in series to form a first control loop; and the second coil, the second energy storage capacitor and the second control terminal are sequentially connected in series to form a second control loop.
2. the dual drive fast switch according to claim 1, wherein: and a first auxiliary switch (81) is arranged on the first control loop, and a second auxiliary switch (82) is arranged on the second control loop.
3. The dual drive fast switch according to claim 1, wherein: the magnetic cylinder comprises a cylindrical magnetic cylinder body, an upper magnetic cylinder cover (11) and a lower magnetic cylinder cover (12) which are respectively and fixedly arranged at the upper opening end and the lower opening end of the magnetic cylinder body.
4. The dual drive fast switch according to claim 1, wherein: the first coil and the second coil are fixed to the side wall of the cylinder respectively.
5. The dual drive fast switch according to claim 4, wherein: the first coil and the second coil are coaxially arranged, and a magnetic conductive ring (9) is arranged between the first coil and the second coil.
6. the dual drive fast switch according to claim 1, wherein: the transmission push rod (4) is fixed at the central axis position of the movable iron core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818823.3U CN209785845U (en) | 2019-06-03 | 2019-06-03 | Double-drive quick switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920818823.3U CN209785845U (en) | 2019-06-03 | 2019-06-03 | Double-drive quick switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209785845U true CN209785845U (en) | 2019-12-13 |
Family
ID=68788400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920818823.3U Withdrawn - After Issue CN209785845U (en) | 2019-06-03 | 2019-06-03 | Double-drive quick switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209785845U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110085486A (en) * | 2019-06-03 | 2019-08-02 | 昆山瑞普电气有限公司 | Double drive high-speed switch |
| CN111415838A (en) * | 2020-03-25 | 2020-07-14 | 嘉润电气科技有限公司 | Novel dual-drive double-coil single-phase contactor |
| CN110085486B (en) * | 2019-06-03 | 2024-05-28 | 昆山瑞普电气有限公司 | Dual-drive fast switch |
-
2019
- 2019-06-03 CN CN201920818823.3U patent/CN209785845U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110085486A (en) * | 2019-06-03 | 2019-08-02 | 昆山瑞普电气有限公司 | Double drive high-speed switch |
| CN110085486B (en) * | 2019-06-03 | 2024-05-28 | 昆山瑞普电气有限公司 | Dual-drive fast switch |
| CN111415838A (en) * | 2020-03-25 | 2020-07-14 | 嘉润电气科技有限公司 | Novel dual-drive double-coil single-phase contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191213 Effective date of abandoning: 20240528 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191213 Effective date of abandoning: 20240528 |