CN201032620Y - Electromagnetic drive permanent-magnet holding mechanism - Google Patents
Electromagnetic drive permanent-magnet holding mechanism Download PDFInfo
- Publication number
- CN201032620Y CN201032620Y CNU2007201036576U CN200720103657U CN201032620Y CN 201032620 Y CN201032620 Y CN 201032620Y CN U2007201036576 U CNU2007201036576 U CN U2007201036576U CN 200720103657 U CN200720103657 U CN 200720103657U CN 201032620 Y CN201032620 Y CN 201032620Y
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- Prior art keywords
- outer yoke
- iron core
- cover plate
- electromagnetic drive
- moving iron
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- 230000007246 mechanism Effects 0.000 title abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 230000005389 magnetism Effects 0.000 claims description 25
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to an electromagnetic driving permanent magnet latching mechanism, which comprises an outer yoke body. A lower yoke cover plate is arranged at the bottom end of the outer yoke body, a dummy club extending into the outer yoke body is arranged on the upper surface of the lower yoke cover plate, the dummy club is equipped with a through hole along the vertical direction, a force transmission axle penetrated through the outer yoke body is inserted into the through hole, a movable core is installed and fixed on the force transmission axle, the lower end surface of the movable core is stuck with the upper end surface of an electromagnetic coil, a plurality of permanent magnets are evenly distributed and fixed between the outer side wall of an inner yoke sleeve and the inner side wall of the outer yoke body, a current coil is arranged between the upper part inside the outer yoke body and the upper part of the movable core, and an upper yoke cover plate is arranged at the top end of the outer yoke body. The utility model aims at providing an electromagnetic driving permanent magnet latching mechanism with low failure rate, compact structure and less magnetic leakage of the magnetic circuit, and has high utilization ratio to the magnetic energy of the permanent magnets.
Description
Technical field
The utility model relates to a kind of Electromagnetic Drive permanent magnetism maintaining body.
Background technology
Existing Electromagnetic Drive permanent magnetism maintaining body is because the defective aspect magnetic Circuit Design makes that the magnetic circuit leakage field is more, and is lower to the magnetic energy utilization rate of permanent magnet.The function of existing Electromagnetic Drive permanent magnetism maintaining body is also comparatively single, minute, close a floodgate put in place after, also need usually to keep branch, "on" position to the solenoid galvanization, cause waste of electric energy thus.In addition, owing to exist prejudice habitually, all be set with on the power conduction axis of existing Electromagnetic Drive permanent magnetism maintaining body and be used for compression spring that the power conduction axis is upwards resetted, speed reduced when this not only caused the power conduction axis to move downward, break down easily, and increased production cost of products.
The utility model content
The purpose of this utility model is to provide a kind of failure rate low, compact conformation, and the magnetic circuit leakage field is few, the Electromagnetic Drive permanent magnetism maintaining body high to the magnetic energy utilization rate of permanent magnet.
Electromagnetic Drive permanent magnetism maintaining body of the present utility model, comprise the outer yoke body, the bottom of outer yoke body is provided with the lower yoke cover plate, the upper surface of lower yoke cover plate has the boss that stretches in the outer yoke body, boss vertically is provided with through hole, be fitted with the power conduction axis that runs through described outer yoke body in the through hole, be mounted with moving iron core on the power conduction axis, paste mutually with the upper surface of boss the lower surface of moving iron core, the bottom of boss and moving iron core is set with solenoid, the middle part of moving iron core is set with the inner yoke cover, paste mutually with the upper surface of solenoid the lower surface of inner yoke cover, be fixed with a plurality of permanent magnets in uniform way between the madial wall of the lateral wall of inner yoke cover and described outer yoke body, be provided with current coil between the top in the outer yoke body and the top of moving iron core, the top of described outer yoke body is provided with the upper magnet yoke cover plate.
Electromagnetic Drive permanent magnetism maintaining body of the present utility model, wherein said solenoid is the solenoid of two-tap.
Adopt between the Electromagnetic Drive permanent magnetism maintaining body of the present utility model, wherein said moving iron core and described power conduction axis to be threaded, the power conduction axis adopts stainless steel or copper alloy or aluminum alloy materials to make.
Electromagnetic Drive permanent magnetism maintaining body of the present utility model, wherein said permanent magnet adopts respectively and is adhesively fixed.
Electromagnetic Drive permanent magnetism maintaining body of the present utility model, wherein said lower yoke cover plate and upper magnet yoke cover plate adopt screw respectively.
Electromagnetic Drive permanent magnetism maintaining body of the present utility model in use, close a floodgate if desired, can utilize control circuit to give solenoid instantaneous feeding forward current, the magnetic field that solenoid produces will attract moving iron core order motion down, the lower surface of Yun Dong moving iron core can be pasted mutually with the upper surface of boss down, solenoid outage then, moving iron core then can keep the state that pastes mutually with the upper surface of boss under the effect of a plurality of magnetic field of permanent magnet, and the power conduction axis is in the next state, the order of power conduction axis is closed a floodgate and is finished, owing to no longer including electric current, passes through solenoid in process subsequently, so but saves energy.Carry out separating brake if desired, can utilize control circuit to give solenoid and/or give the instantaneous feeding reverse current of current coil, solenoid and/or will cause a plurality of magnetic field of permanent magnet that the sucking action of boss is weakened instantaneous to the magnetic field that current coil produces, moving iron core will move up, the power conduction axis of order is in upper state, the power conduction axis can act on switching-off device, thereby makes separating brake finish.Because the upper surface of lower yoke cover plate has the boss that stretches in the outer yoke body, boss vertically is provided with through hole, be fitted with the power conduction axis that runs through described outer yoke body in the through hole, be mounted with moving iron core on the power conduction axis, paste mutually with the upper surface of boss the lower surface of moving iron core, the bottom of boss and moving iron core is set with solenoid, the middle part of moving iron core is set with the inner yoke cover, paste mutually with the upper surface of solenoid the lower surface of inner yoke cover, between the madial wall of the lateral wall of inner yoke cover and described outer yoke body, be fixed with a plurality of permanent magnets in uniform way, be provided with current coil between the top in the outer yoke body and the top of moving iron core, so its compact conformation, the magnetic circuit leakage field is few, Electromagnetic Drive permanent magnetism maintaining body of the present utility model can either be realized galvanic instantaneous closing, sub-switching operation, can realize that again the instantaneous of alternating current close, sub-switching operation, can also realize computer networking control, and can improve and close, the fail safe of on/off operation mechanism and reliability, owing to do not had to be used for compression spring that the power conduction axis is upwards resetted on the power conduction axis, also can reduce breakdown rate and manufacturing cost.
Other details of Electromagnetic Drive permanent magnetism maintaining body of the present utility model and characteristics can just can be cheer and bright by reading the embodiment hereinafter encyclopaedize in conjunction with the accompanying drawings.
Description of drawings
Fig. 1 is the main pseudosection of the structural representation of the utility model Electromagnetic Drive permanent magnetism maintaining body.
Embodiment
As shown in Figure 1, Electromagnetic Drive permanent magnetism maintaining body of the present utility model, comprise outer yoke body 3, the bottom of outer yoke body 3 adopts screw that lower yoke cover plate 2 is arranged, the upper surface of lower yoke cover plate 2 has the boss 11 that stretches in the outer yoke body 3, boss 11 vertically is provided with through hole 12, be fitted with the power conduction axis 1 that runs through described outer yoke body 3 in the through hole 12, be mounted with moving iron core 6 on the power conduction axis 1, paste mutually with the upper surface of boss 11 lower surface of moving iron core 6, the bottom of boss 11 and moving iron core 6 is set with solenoid 13, the middle part of moving iron core 6 is set with inner yoke cover 7, paste mutually with the upper surface of solenoid 13 lower surface of inner yoke cover 7, employing in uniform way is adhesively fixed with a plurality of permanent magnets 5 between the madial wall of the lateral wall of inner yoke cover 7 and outer yoke body 3, be provided with the current coil 9 around moving iron core 6 tops between the top of top in outer yoke body 3 and moving iron core 6, the top of outer yoke body 3 adopts screw that upper magnet yoke cover plate 10 is arranged.
Above-mentioned solenoid 13 is the solenoid of two-tap.The project organization of the solenoid 13 of two-tap can make the applicable performance of Electromagnetic Drive permanent magnetism maintaining body of the present utility model increase.
Adopt between above-mentioned moving iron core 6 and the power conduction axis 1 to be threaded, power conduction axis 1 adopts stainless steel or copper alloy or aluminum alloy materials to make.Power conduction axis 1 adopts stainless steel or copper alloy or aluminum alloy materials to make; Frictional resistance and remanent magnetism suction when purpose is that reducing 1 of power conduction axis moves up and down, the useful life of improving related components.
Electromagnetic Drive permanent magnetism maintaining body of the present utility model in use, close a floodgate if desired, can utilize control circuit to give solenoid 13 instantaneous feeding forward currents, the magnetic field that solenoid 13 produces will attract moving iron core 6 to move down, the lower surface of Yun Dong moving iron core 6 can be pasted mutually with the upper surface of boss 11 down, solenoid 13 outages then, moving 6 of iron cores can keep the state that pastes mutually with the upper surface of boss 11 under the effect in a plurality of permanent magnets 5 magnetic fields, and power conduction axis 1 is in the next state, 1 order of power conduction axis is closed a floodgate and is finished, owing to no longer including electric current, passes through solenoid 13 in process subsequently, so but saves energy.Carry out separating brake if desired, can utilize control circuit to give solenoid 13 and/or give current coil 9 instantaneous feeding reverse currents, solenoid 13 and/or the magnetic field of producing for current coil 9 will cause a plurality of permanent magnets 5 magnetic fields that the sucking action of boss 11 is weakened instantaneous, moving iron core 6 will move up, make power conduction axis 1 be in upper state, power conduction axis 1 can act on switching-off device 8, thereby makes separating brake finish.Electromagnetic Drive permanent magnetism maintaining body of the present utility model can either be realized galvanicly instantaneously closing, sub-switching operation, can realize alternating current again instantaneously close, sub-switching operation, can also realize computer networking control, and can improve close, the fail safe and the reliability of on/off operation mechanism, reduce the maintenance and the manufacturing cost of equipment.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and scope are limited; do not breaking away under the utility model design concept prerequisite; common engineers and technicians make the technical solution of the utility model in this area various modification and improvement; all should fall into protection range of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.
Claims (5)
1. Electromagnetic Drive permanent magnetism maintaining body, it is characterized in that comprising outer yoke body (3), the bottom of outer yoke body (3) is provided with lower yoke cover plate (2), the upper surface of lower yoke cover plate (2) has the boss (11) that stretches in the outer yoke body (3), boss (11) vertically is provided with through hole (12), be fitted with the power conduction axis (1) that runs through described outer yoke body (3) in the through hole (12), be mounted with moving iron core (6) on the power conduction axis (1), paste mutually with the upper surface of boss (11) lower surface of moving iron core (6), the bottom of boss (11) and moving iron core (6) is set with solenoid (13), the middle part of moving iron core (6) is set with inner yoke cover (7), paste mutually with the upper surface of solenoid (13) lower surface of inner yoke cover (7), between the madial wall of the lateral wall of inner yoke cover (7) and described outer yoke body (3), be fixed with a plurality of permanent magnets (5) in uniform way, be provided with current coil (9) between the top of top in outer yoke body (3) and moving iron core (6), the top of described outer yoke body (3) is provided with upper magnet yoke cover plate (10).
2. Electromagnetic Drive permanent magnetism maintaining body according to claim 1 is characterized in that described solenoid (13) is the solenoid of two-tap.
3. Electromagnetic Drive permanent magnetism maintaining body according to claim 2 is characterized in that adopting between described moving iron core (6) and the described power conduction axis (1) being threaded, and power conduction axis (1) adopts stainless steel or copper alloy or aluminum alloy materials to make.
4. Electromagnetic Drive permanent magnetism maintaining body according to claim 3 is characterized in that described permanent magnet (5) adopts respectively to be adhesively fixed.
5. Electromagnetic Drive permanent magnetism maintaining body according to claim 4 is characterized in that described lower yoke cover plate (2) and upper magnet yoke cover plate (10) adopt screw respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201036576U CN201032620Y (en) | 2007-02-16 | 2007-02-16 | Electromagnetic drive permanent-magnet holding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201036576U CN201032620Y (en) | 2007-02-16 | 2007-02-16 | Electromagnetic drive permanent-magnet holding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201032620Y true CN201032620Y (en) | 2008-03-05 |
Family
ID=39164508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201036576U Expired - Fee Related CN201032620Y (en) | 2007-02-16 | 2007-02-16 | Electromagnetic drive permanent-magnet holding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201032620Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944457A (en) * | 2010-09-07 | 2011-01-12 | 宝鸡众力通用电器有限公司 | Magnetic latching electromagnet with state detection function |
| CN102543589A (en) * | 2011-12-27 | 2012-07-04 | 中国振华集团群英无线电器材厂 | Current magnetic holding relay |
| CN113903636A (en) * | 2021-10-19 | 2022-01-07 | 厦门理工学院 | Permanent magnet release and its control circuit |
-
2007
- 2007-02-16 CN CNU2007201036576U patent/CN201032620Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101944457A (en) * | 2010-09-07 | 2011-01-12 | 宝鸡众力通用电器有限公司 | Magnetic latching electromagnet with state detection function |
| CN101944457B (en) * | 2010-09-07 | 2012-12-05 | 宝鸡众力通用电器有限公司 | Magnetic latching electromagnet with state detection function |
| CN102543589A (en) * | 2011-12-27 | 2012-07-04 | 中国振华集团群英无线电器材厂 | Current magnetic holding relay |
| CN113903636A (en) * | 2021-10-19 | 2022-01-07 | 厦门理工学院 | Permanent magnet release and its control circuit |
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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: 20080305 Termination date: 20110216 |