CN210052686U - High-speed electromagnetic permanent magnet composite operating mechanism - Google Patents
High-speed electromagnetic permanent magnet composite operating mechanism Download PDFInfo
- Publication number
- CN210052686U CN210052686U CN201921455121.XU CN201921455121U CN210052686U CN 210052686 U CN210052686 U CN 210052686U CN 201921455121 U CN201921455121 U CN 201921455121U CN 210052686 U CN210052686 U CN 210052686U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- switching
- coil
- separating brake
- permanent magnet
- 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.)
- Active
Links
Images
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a compound operating mechanism of high-speed electromagnetism permanent magnetism, concretely relates to vacuum circuit breaker equipment technical field, including the separating brake bottom plate, separating brake bottom plate top is provided with combined floodgate roof, be provided with the urceolus between separating brake bottom plate and the combined floodgate roof, the urceolus includes sleeve and lower sleeve, upper sleeve and combined floodgate roof fixed connection, lower sleeve and separating brake bottom plate fixed connection, the inside cover of urceolus is equipped with moves the iron core, move the inside rigid connection of iron core and have the center pin, separating brake bottom plate and combined floodgate roof central point put and all run through and be provided with the perforation, the perforation on separating brake bottom plate and the combined floodgate roof is worn out respectively at the center pin both. The utility model discloses can realize the quick separating brake of circuit breaker, the separating brake time is within 7 milliseconds, is faster than the separating brake time of transformer substation, can avoid the trouble to pass through in theory, and then ensures that circuit failure takes place the back, and peripheral user power consumption is not influenced.
Description
Technical Field
The utility model relates to a vacuum circuit breaker equipment technical field, more specifically say, the utility model relates to a compound operating mechanism of high-speed electromagnetism permanent magnetism.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment, and the operating mechanism is a core component of the vacuum circuit breaker and is used for controlling the vacuum circuit breaker to be quickly switched on and switched off.
The traditional operating device adopts an electromagnetic or spring driving mode, the time consumption of closing and opening the brake is long, and the action discreteness is large.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a compound operating mechanism of high-speed electromagnetism permanent magnetism can realize the quick separating brake of circuit breaker, and the separating brake time is within 7 milliseconds, is faster than the separating brake time of transformer substation, can avoid the trouble to pass through in theory, and then ensures that the circuit fault takes place the back, and peripheral user power consumption is not influenced.
In order to achieve the above object, the utility model provides a following technical scheme: a high-speed electromagnetic permanent magnet composite operating mechanism comprises a switching-off bottom plate, a switching-on top plate is arranged at the top of the switching-off bottom plate, an outer barrel is arranged between the switching-off bottom plate and the switching-on top plate and comprises an upper sleeve and a lower sleeve which are fixedly connected, the lower sleeve is fixedly connected with the switching-off bottom plate, a movable iron core is sleeved inside the outer barrel, a central shaft is rigidly connected inside the movable iron core, through holes are respectively arranged at the central positions of the switching-off bottom plate and the switching-on top plate, two ends of the central shaft respectively penetrate through the through holes on the switching-off bottom plate and the switching-on top plate, a first coil hub is arranged between the movable iron core and an interlayer of the upper sleeve, a second coil hub is arranged between the movable iron core and the interlayer of the lower sleeve, a switching-off coil is fixedly arranged inside the first coil hub, an inner magnetic conduction ring, a permanent magnetic tile and an outer magnetic conduction disc are sequentially and respectively arranged between the first coil hub and the second coil hub, and the permanent magnetic tile is fixedly arranged on the outer side of the inner magnetic conduction ring.
In a preferred embodiment, the outer cylinder, the opening bottom plate and the closing top plate are all made of metal materials.
In a preferred embodiment, the number of the permanent magnet tiles is provided in plurality, and the permanent magnet tiles are uniformly arranged on the outer side of the inner magnetic conductive ring.
In a preferred embodiment, the movable iron core is a solid iron cylinder.
In a preferred embodiment, the opening coil and the closing coil are both electromagnetic coils.
In a preferred embodiment, the first coil boss and the second coil boss are symmetrically arranged.
In a preferred embodiment, the distance between the closing top plate and the opening bottom plate is greater than the height of the movable iron core.
In a preferred embodiment, the central shaft is made of a metallic material.
The utility model discloses a technological effect and advantage:
1. the operation mechanism is faster and more stable than the existing operation mechanism;
2. the operating mechanism can realize the rapid opening of the breaker, the opening time is within 7 milliseconds and is faster than that of a transformer substation, and the fault ride-through can be avoided theoretically, so that the power consumption of peripheral users is not influenced after circuit faults occur;
3. the operating mechanism can realize the rapid and stable switching-on of the circuit breaker and can realize the synchronous phase selection switching-on of high-voltage loads.
4. The device can be switched off at a high speed when a circuit fails, and the damage to the circuit breaker and a next-stage cable caused by heat accumulation can be remarkably reduced.
5. The high-speed operation performance of the device can be widely applied to other industrial fields.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present invention.
Fig. 2 is an exploded view of the overall structure of the present invention.
Fig. 3 is a schematic structural view of the inner magnetic conductive ring and the permanent magnetic tile of the present invention.
Fig. 4 is the utility model discloses a closing roof structure schematic diagram.
Fig. 5 is a schematic structural view of the separating brake bottom plate of the present invention.
Fig. 6 is a schematic structural view of the movable iron core and the central shaft of the present invention.
Fig. 7 is a partial structure sectional view of the inner magnetic conductive ring, the permanent magnetic tile and the outer magnetic conductive disc of the present invention.
The reference signs are: the magnetic switch comprises a switch-off bottom plate 1, a switch-on top plate 2, an outer cylinder 3, an upper sleeve 301, a lower sleeve 302, a movable iron core 4, a central shaft 5, a through hole 6, a first coil hub 7, a second coil hub 8, a switch-off coil 9, a switch-on coil 10, an inner magnetic conductive ring 11, a permanent magnetic tile 12 and an outer magnetic conductive disc 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The high-speed electromagnetic permanent magnet composite operating mechanism shown in fig. 1-7 comprises a switching-off bottom plate 1, a switching-on top plate 2 is arranged at the top of the switching-off bottom plate 1, an outer barrel 3 is arranged between the switching-off bottom plate 1 and the switching-on top plate 2, the outer barrel 3 comprises an upper sleeve 301 and a lower sleeve 302, the upper sleeve 301 is fixedly connected with the switching-on top plate 2, the lower sleeve 302 is fixedly connected with the switching-off bottom plate 1, a movable iron core 4 is sleeved inside the outer barrel 3, a central shaft 5 is rigidly connected inside the movable iron core 4, through holes 6 are arranged at the central positions of the switching-off bottom plate 1 and the switching-on top plate 2, two ends of the central shaft 5 respectively penetrate through the through holes 6 on the switching-off bottom plate 1 and the switching-on top plate 2, a first coil hub 7 is arranged between the movable iron core 4 and an interlayer of the upper sleeve 301, and a, an opening coil 9 is fixedly arranged inside the first coil hub 7, a closing coil 10 is fixedly arranged inside the second coil hub 8, an inner magnetic conduction ring 11, a permanent magnet tile 12 and an outer magnetic conduction disc 13 are sequentially and respectively arranged between the first coil hub 7 and the second coil hub 8, and the permanent magnet tile 12 is fixedly arranged on the outer side of the inner magnetic conduction ring 11;
the outer cylinder 3, the opening bottom plate 1 and the closing top plate 2 are all made of metal materials;
the number of the permanent magnet tiles 12 is multiple, and the permanent magnet tiles 12 are uniformly arranged on the outer side of the inner magnetic conductive ring 11;
the movable iron core 4 is a solid iron cylinder;
the opening coil 9 and the closing coil 10 are both electromagnetic coils;
the first coil hub 7 and the second coil hub 8 are symmetrically arranged;
the distance between the closing top plate 2 and the opening bottom plate 1 is greater than the height of the movable iron core 4;
the central shaft 5 is made of a metal material.
The implementation mode is specifically as follows: when the utility model is used, when the operating mechanism is not electrified, the permanent magnetic tile 12, the inner magnetic ring 11, the outer magnetic disc 13, the outer cylinder 3 and the closing top plate 2 or the opening bottom plate 1 form a magnetic loop, and the movable iron core 4 is magnetized in the magnetic loop and then naturally adsorbed at the position of the closing top plate 2 or the opening bottom plate 1;
in a closing state, the movable iron core 4 is adsorbed on the closing top plate 2, when the closing is carried out, the power supply of the opening coil 9 is switched on to form a reverse strong magnetic field, the original magnetic force of the movable iron core 4 is counteracted, the movable iron core 4 is pushed to move downwards at a high speed, and meanwhile, the magnetic field formed by the movable iron core 4 due to the magnetization of the permanent magnetic tiles 12 is firstly attenuated, then is reversed and enhanced, and is finally adsorbed on the opening bottom plate 1 to realize a stable state;
under the separating brake state, move iron core 4 and adsorb in separating brake bottom plate 1, during the combined floodgate, switch-on combined floodgate coil 10 power forms reverse strong magnetic field, offset and move the original magnetic force of iron core 4, and promote to move the high-speed upward movement of iron core 4, and simultaneously, move iron core 4 because of the magnetic field attenuation of 12 magnetizations of permanent magnetism tile formation earlier, then reversal and reinforcing, finally adsorb at combined floodgate roof 2, realize the stable state, and move the high-speed motion of iron core 4, can drive the high-speed separating brake of 5 drive circuit breakers of center pin, combined floodgate, this embodiment has specifically solved among the prior art, traditional operating means takes the drive mode of electromagnetism or spring, close, the consuming time of separating brake is longer, the big problem of the discreteness.
The utility model discloses the theory of operation:
referring to the attached drawings 1-7 of the specification, when the operating mechanism is not powered on, the permanent magnetic tile 12, the inner magnetic conductive ring 11, the outer magnetic conductive disc 13, the outer cylinder 3 and the closing top plate 2 or the opening bottom plate 1 form a magnetic loop, and the movable iron core 4 is magnetized in the magnetic loop and then naturally adsorbed at the position of the closing top plate 2 or the opening bottom plate 1; in a closing state, the movable iron core 4 is adsorbed on the closing top plate 2, when the closing is carried out, the power supply of the opening coil 9 is switched on to form a reverse strong magnetic field, the original magnetic force of the movable iron core 4 is counteracted, the movable iron core 4 is pushed to move downwards at a high speed, and meanwhile, the magnetic field formed by the movable iron core 4 due to the magnetization of the permanent magnetic tiles 12 is firstly attenuated, then is reversed and enhanced, and is finally adsorbed on the opening bottom plate 1 to realize a stable state; and under the state of opening the brake, the movable iron core 4 is adsorbed on the opening bottom plate 1, when closing the brake, the power supply of the closing coil 10 is switched on to form a reverse strong magnetic field, the original magnetic force of the movable iron core 4 is counteracted, and the movable iron core 4 is pushed to move upwards at a high speed, meanwhile, the magnetic field formed by the movable iron core 4 due to the magnetization of the permanent magnetic tiles 12 is firstly attenuated, then is reversed and enhanced, and is finally adsorbed on the closing top plate 2, so that the stable state is realized.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a compound operating mechanism of high-speed electromagnetism permanent magnetism, includes separating brake bottom plate (1), its characterized in that: the switching-on/switching-off device is characterized in that a switching-on top plate (2) is arranged at the top of the switching-off bottom plate (1), an outer barrel (3) is arranged between the switching-off bottom plate (1) and the switching-on top plate (2), the outer barrel (3) comprises an upper sleeve (301) and a lower sleeve (302), the upper sleeve (301) is fixedly connected with the switching-on top plate (2), the lower sleeve (302) is fixedly connected with the switching-off bottom plate (1), a movable iron core (4) is sleeved in the outer barrel (3), a central shaft (5) is rigidly connected in the movable iron core (4), through holes (6) are formed in the central positions of the switching-off bottom plate (1) and the switching-on top plate (2), two ends of the central shaft (5) penetrate through the through holes (6) in the switching-off bottom plate (1) and the switching-on top plate (2) respectively, a first, move and be provided with second coil wheel hub (8) between the intermediate layer of iron core (4) and lower sleeve (302), first coil wheel hub (7) inside fixed be provided with separating brake coil (9), second coil wheel hub (8) inside fixed be provided with closing coil (10), magnetic ring (11), permanent magnetism tile (12) and outer magnetic disk (13) are provided with respectively in proper order between first coil wheel hub (7) and second coil wheel hub (8), the outside of magnetic ring (11) including permanent magnetism tile (12) fixed setting.
2. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the outer cylinder (3), the opening bottom plate (1) and the closing top plate (2) are all made of metal materials.
3. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the number of the permanent magnet tiles (12) is set to be a plurality, and the permanent magnet tiles (12) are uniformly arranged on the outer side of the inner magnetic conduction ring (11).
4. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the movable iron core (4) is a solid iron cylinder.
5. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the opening coil (9) and the closing coil (10) are both electromagnetic coils.
6. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the first coil hub (7) and the second coil hub (8) are symmetrically arranged.
7. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the distance between the closing top plate (2) and the opening bottom plate (1) is larger than the height of the movable iron core (4).
8. The high-speed electromagnetic permanent magnet compound operating mechanism according to claim 1, characterized in that: the central shaft (5) is made of a metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455121.XU CN210052686U (en) | 2019-09-03 | 2019-09-03 | High-speed electromagnetic permanent magnet composite operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455121.XU CN210052686U (en) | 2019-09-03 | 2019-09-03 | High-speed electromagnetic permanent magnet composite operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210052686U true CN210052686U (en) | 2020-02-11 |
Family
ID=69399104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921455121.XU Active CN210052686U (en) | 2019-09-03 | 2019-09-03 | High-speed electromagnetic permanent magnet composite operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210052686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429000A (en) * | 2019-09-03 | 2019-11-08 | 刘世峰 | A kind of compound operating mechanism of high speed electromagnetic permanent magnetism |
-
2019
- 2019-09-03 CN CN201921455121.XU patent/CN210052686U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429000A (en) * | 2019-09-03 | 2019-11-08 | 刘世峰 | A kind of compound operating mechanism of high speed electromagnetic permanent magnetism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201788887U (en) | Direct-acting vacuum breaker equipped with bistable permanent-magnetic operating mechanism | |
| CN107946133B (en) | Quick separating brake mechanism and hybrid alternating current circuit breaker | |
| CN203481122U (en) | Rapid vacuum switch and power grid system | |
| CN102426975A (en) | Permanent magnetic operation mechanism | |
| CN201112159Y (en) | Automatic changeover using permanent magnetic operating mechanism | |
| CN210052686U (en) | High-speed electromagnetic permanent magnet composite operating mechanism | |
| CN101901718A (en) | Direct-acting vacuum circuit breaker with bistable permanent magnet actuators | |
| CN102983017A (en) | Three-position switch | |
| CN204289246U (en) | A kind of vacuum interrupter of subsidiary operating mechanism | |
| CN116631806A (en) | Deep fusion magnetic control type column vacuum circuit breaker | |
| CN202473642U (en) | Bistable dissymmetrical permanent magnet operating mechanism | |
| CN203456369U (en) | Fixedly-sealed type vacuum circuit breaker | |
| CN202339884U (en) | Permanent operating mechanism | |
| CN202736828U (en) | Indoor AC high-voltage vacuum circuit breaker | |
| CN206370727U (en) | Dual power supply fast-switching switch | |
| CN201503828U (en) | Electromagnetic trip | |
| CN100468588C (en) | Dynamic three coil type double-steady permanent magnetic operating mechanism | |
| CN206864389U (en) | A kind of permanent magnetic actuator vacuum circuit breaker dual signal detection means | |
| CN220774257U (en) | Asymmetric magnetic control operating mechanism | |
| CN205487932U (en) | Outdoor interchange high pressure permanent magnetism vacuum circuit breaker | |
| CN205943923U (en) | Permanent magnetism device for circuit breaker | |
| CN101335152A (en) | Method for enhance speed of permanent magnet mechanism of vacuum circuit-breaker and permanent magnet mechanism | |
| CN105161351A (en) | Vacuum circuit breaker | |
| CN110660609A (en) | Indoor vacuum circuit breaker | |
| CN113782353B (en) | Novel CPS rotary electromagnetic operating mechanism and working method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |