CN201766035U - Magnetic circuit system of eccentrically-rotating asymmetry armature member - Google Patents
Magnetic circuit system of eccentrically-rotating asymmetry armature member Download PDFInfo
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- CN201766035U CN201766035U CN2010205199042U CN201020519904U CN201766035U CN 201766035 U CN201766035 U CN 201766035U CN 2010205199042 U CN2010205199042 U CN 2010205199042U CN 201020519904 U CN201020519904 U CN 201020519904U CN 201766035 U CN201766035 U CN 201766035U
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- armature
- rotatable
- coil
- circuit system
- magnetic circuit
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 235000000396 iron Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses a magnetic circuit system of an eccentrically-rotating asymmetry armature member, including a rotatable armature member, a heel piece, a coil and a coil rack; the rotatable armature member is composed of a first armature, a second armature, a steel magnet and a plastic member; wherein the steel magnet is arranged in between, the first armature and the second armature lean against two sides of the steel magnet; the plastic member is provided with a rotating shaft; the characteristic is that an axial cord of the rotating shaft is orthogonal to an intersection point of a transversal central line and a longitudinal non central line of the rotatable armature member. By means of said structure, a displacement of the rotatable armature member is relatively reduced in a longitudinal direction in a rotating process, namely loss component of an electromagnetic force is reduced in the longitudinal direction, an arm of force corresponding to an electromagnetic attraction can be increased under a condition that a distance between two heel pieces is definite, such that the required electromagnetic attraction is reduced when a countermoment is definite, so as to reduce power consumption of the coil and benefit to compact design of mechanism and structure.
Description
Technical Field
The utility model relates to a magnetic latching relay especially relates to a magnetic circuit of eccentric rotatory asymmetric armature part.
Background
The magnetic latching relay is a novel relay developed in recent years and is also an automatic switch. As with other electromagnetic relays, it acts to automatically turn on and off the circuit. The magnetic latching relay has the advantages that the normally closed state or the normally open state of the magnetic latching relay completely depends on the action of permanent magnetic steel, and the switching state of the magnetic latching relay is triggered by pulse electric signals with certain width to complete the switching. When the contact of the relay needs to be in an open or close state (namely, when a load is switched on or switched off), the relay only needs to excite the coil by positive (reverse) direct current pulse voltage, and the relay completes the state conversion of opening and closing in an instant. When the contact is in a holding state, the coil does not need to be electrified continuously, and the state of the relay can be maintained by the magnetic force of the permanent magnetic steel.
The structure of the existing magnetic latching relay mainly comprises a magnetic circuit system, a contact system, a pushing part and a base. As shown in fig. 1 and 2, the conventional magnetic circuit system generally includes a rotatable armature component 1 ', a yoke, a coil 33' and a coil frame 32 ', wherein the yoke is generally formed by two yoke pieces, namely a yoke 31' and a yoke 34 ', the coil 33' is formed by winding an enameled wire on the coil frame 32 ', one end of each of the two yokes, namely the yoke 31' and the yoke 34 ', is respectively inserted into a central hole of the coil frame 32' and is abutted against the central hole, and the other end of each of the yoke 31 'and the yoke 34' is respectively bent at one side of the coil frame 32 'to contain the enameled wire wound on the coil frame, namely the coil 33'; the rotatable armature component 1 ' is composed of a first armature 12 ', a second armature 13 ', a magnetic steel 11 ' and a plastic part 14 ', wherein the magnetic steel 11 ' is clamped between the first armature 12 ' and the second armature 13 ', namely the first armature 12 ' and the second armature 13 ' are arranged at two sides of the magnetic steel 11 ', and the first armature 12 ' and the second armature 13 ' are set to be symmetrical structures; the rotatable armature component 1 ' is formed by assembling a first armature 12 ', a second armature 13 ' and magnetic steel 11 ' together through a plastic piece 14 ', the rotatable armature component 1 ' is H-shaped, two openings of the H-shaped of the rotatable armature component 1 ' are respectively positioned at the positions matched with the other ends of two yokes, when the armature component 1 ' swings, the two ends of the first armature 12 ' and the second armature 13 ' are respectively and alternately jointed with the other ends of the two yokes, thus, the armature component 1 ' drives a pushing card to act, and then the pushing card drives a contact system to work, so as to realize the open or close state (i.e. switch-on or switch-off load) of a relay, a rotating shaft is arranged on the plastic piece 14 ', and the rotatable armature component 1 ' can swing by the rotating shaft; the rotation shaft is installed between the housing and the base or between the fixing frame and the base (when the fixing frame for fixing the rotation shaft is provided), the axis 2 ' of the rotation shaft of the prior art is usually located at the central symmetrical position of the rotatable armature component 1 ', that is, the axis 2 ' of the rotation shaft is orthogonal to the intersection point of the transverse center line X and the longitudinal center line Y of the rotatable armature component 1 ', and this design manner that the axis 2 ' of the rotation shaft is located at the central symmetrical position of the symmetrical armature can ensure the stroke balance of the armature component in the action resetting process, however, under the same rotation angle, the displacement of the pushing component along the longitudinal direction is larger, which is not favorable for the design and the structure compact design of the pushing mechanism.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, a magnetic circuit of eccentric rotatory asymmetric armature part is provided, establish the nodical department at the horizontal central line of rotatable armature part and vertical non-central line through the rotation axis with rotatable armature part, and establish two armatures into asymmetric structure, make rotatable armature part in the rotary motion process, displacement along vertical direction is less relatively, and under the certain condition of interval between two yokes, can increase the arm of force that electromagnetic suction corresponds, thereby reduce required electromagnetic suction under the certain condition of counter torque, thereby reach and reduce the coil consumption, and be favorable to the purpose of pushing mechanism and the design of compact structure.
The utility model provides a technical scheme that its technical problem adopted is: a magnetic circuit system of an eccentric rotationally asymmetric armature component includes a rotatable armature component, a yoke, a coil, and a bobbin; the yoke iron is composed of two bending sheets, the coil is formed by winding enameled wires on a coil frame, one end of each of the two yoke irons is respectively arranged in a central hole of the coil frame, and the other end of each of the two yoke irons is respectively bent at one side of the coil frame to contain the coil; the rotatable armature component consists of a first armature, a second armature, magnetic steel and a plastic part; the rotatable armature component assembles the first armature, the second armature and the magnetic steel together through a plastic part to form an H-shaped structure, wherein the magnetic steel is clamped in the middle, and the first armature and the second armature abut against two sides of the magnetic steel; two openings in the H-shape of the rotatable armature part are respectively positioned at the positions matched with the other ends of the two yokes, so that when the rotatable armature part swings, the two ends of the first armature and the second armature can be respectively and alternately attached to the other ends of the two yokes; a rotating shaft is arranged on the plastic part; the axis of the rotational axis is orthogonal to the intersection of the transverse centerline and the longitudinal non-centerline of the rotatable armature member.
The first armature and the second armature abut against two sides of the magnetic steel, and the first armature and the second armature are of asymmetric structures relative to the magnetic steel in the middle.
The rotating shaft on the plastic part is arranged on the outer side of the first armature.
The rotating shaft on the plastic part is arranged on the outer side of the second armature.
The beneficial effects of the utility model are that, owing to adopted and established the rotation axis of rotatable armature part in the crossing point department of the horizontal central line of quadrature in rotatable armature part and vertical non-central line, design into the mode that deviates from vertical central line along the horizontal direction of rotatable armature part promptly, make rotatable armature part in the rotary motion process, displacement along vertical direction is less relatively, the loss component of electromagnetic force in vertical direction has also just been reduced, and under the certain condition of interval between two yokes, can increase the arm of force that electromagnetic suction corresponds, thereby reduce required electromagnetic suction under the certain condition of counter torque, thereby reach and reduce the coil consumption, and be favorable to the purpose of pushing mechanism and compact structure design.
The present invention will be described in further detail with reference to the accompanying drawings and examples; the magnetic circuit system of the eccentric rotation asymmetric armature component of the present invention is not limited to the embodiments.
Drawings
Fig. 1 is a schematic diagram of a prior art magnetic circuit system with a symmetrical armature component;
fig. 2 is a schematic structural view of an armature component of a prior art magnetic circuit system;
fig. 3 is a schematic structural diagram of a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of an armature component according to a first embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second embodiment of the present invention;
fig. 6 is a schematic structural view of an armature component according to a second embodiment of the present invention.
Detailed Description
First embodiment, referring to fig. 3 and 4, a magnetic circuit system of an eccentric rotation asymmetric armature component according to the present invention includes a rotatable armature component 1, a yoke, a coil 33, and a coil frame 32; the yoke is composed of two bending pieces, namely a yoke 31 and a yoke 34, the coil 33 is composed of enameled wires wound on a coil frame 32, one end of each of the two yokes, namely the yoke 31 and the yoke 34, is respectively arranged in a central hole of the coil frame 32, and the other end of each of the two yokes, namely the yoke 31 and the yoke 34, is respectively bent at one side of the coil frame 32 to contain the coil 33; the rotatable armature component 1 consists of a first armature 12, a second armature 13, magnetic steel 11 and a plastic part 14; the rotatable armature component 1 is formed into an H shape by assembling a first armature 12, a second armature 13 and a magnetic steel 11 through a plastic part 14, wherein the magnetic steel 11 is clamped in the middle, and the first armature 12 and the second armature 13 are attached to two sides of the magnetic steel 11; the two openings in the H-shape of the rotatable armature part 1 are in a position to engage with the respective other ends of the two yokes, respectively, so that when the rotatable armature part 1 is swung, the two ends of the first armature 12 and the second armature 13 can alternately abut against the respective other ends of the two yokes, respectively; a rotating shaft is arranged on the plastic part 14; the axis 2 of the rotation shaft is orthogonal to the intersection of the transverse centre line X of the rotatable armature part and the longitudinal non-centre line Y1, i.e. is designed in such a way that it deviates from the longitudinal centre line Y in the transverse direction of the rotatable armature part.
Wherein,
the first armature 12 and the second armature 13 are attached to two sides of the magnetic steel 11, and the first armature 12 and the second armature 13 are in an asymmetric structure relative to the magnetic steel in the middle; that is, the length dimension of the first armature 12 in the longitudinal direction of the armature member is greater than the length dimension of the second armature 13 in the longitudinal direction of the armature member;
the rotational axis of the plastic part is arranged in the middle of the outer side of the first armature 12, i.e. the longitudinal non-center line Y1 is arranged on the outer side of the first armature 12, and the inner side of the first armature 12 is connected to the magnetic steel 11.
Because the rotating shaft axis 2 of the rotatable armature component 1 is arranged at the intersection point of the transverse central line X and the longitudinal non-central line Y1 which are orthogonal to the rotatable armature component 1, namely, the rotatable armature component is designed to deviate from the longitudinal central line Y along the transverse direction of the rotatable armature component, the displacement of the rotatable armature component along the longitudinal direction is relatively small in the rotating process, and under the condition that the distance between two pieces of yoke iron is fixed, namely, the distance between the other ends of the yoke iron 31 and the yoke iron 34 is fixed, the force arm corresponding to the electromagnetic attraction can be increased, so that the required electromagnetic attraction is reduced under the condition of certain counter moment, the power consumption of the coil is reduced, and the purposes of compact design of a pushing mechanism and a structure are facilitated.
In the second embodiment, referring to fig. 5 and 6, the magnetic circuit system of the eccentric rotation asymmetric armature component of the present invention is different from the first embodiment in that the rotation axis of the plastic component 14 is disposed in the middle of the outer side of the second armature 13. That is, the intersection of the transverse center line X of the rotatable armature member and the longitudinal non-center line Y2, where the axis 2 of the rotating shaft is orthogonal to the rotatable armature member, is designed to be offset from the longitudinal center line Y in the transverse direction of the rotatable armature member, the longitudinal non-center line Y2 is provided on the outer side of the second armature 13, and the inner side of the second armature 13 is connected to the magnetic steel 11.
The above embodiments are only used to further illustrate the magnetic circuit system of the eccentric rotation asymmetric armature component of the present invention, but the present invention is not limited to the embodiments, and any simple modification, equivalent change and modification made by the technical entity of the present invention to the above embodiments all fall into the protection scope of the technical solution of the present invention.
Claims (4)
1. A magnetic circuit system of an eccentric rotationally asymmetric armature component includes a rotatable armature component, a yoke, a coil, and a bobbin; the rotatable armature component consists of a first armature, a second armature, magnetic steel and a plastic part; the magnetic steel is clamped in the middle, and the first armature and the second armature are abutted against two sides of the magnetic steel; a rotating shaft is arranged on the plastic part; the method is characterized in that: the axis of the rotational axis is orthogonal to the intersection of the transverse centerline and the longitudinal non-centerline of the rotatable armature member.
2. A magnetic circuit system for an eccentrically rotationally asymmetric armature member according to claim 1, wherein: the first armature and the second armature abut against two sides of the magnetic steel, and the first armature and the second armature are of asymmetric structures relative to the magnetic steel in the middle.
3. A magnetic circuit system of an eccentric rotationally asymmetric armature component according to claim 1 or 2, characterized in that: the rotating shaft on the plastic part is arranged on the outer side of the first armature.
4. A magnetic circuit system of an eccentric rotationally asymmetric armature component according to claim 1 or 2, characterized in that: the rotating shaft on the plastic part is arranged on the outer side of the second armature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205199042U CN201766035U (en) | 2010-09-06 | 2010-09-06 | Magnetic circuit system of eccentrically-rotating asymmetry armature member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205199042U CN201766035U (en) | 2010-09-06 | 2010-09-06 | Magnetic circuit system of eccentrically-rotating asymmetry armature member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201766035U true CN201766035U (en) | 2011-03-16 |
Family
ID=43718645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205199042U Expired - Lifetime CN201766035U (en) | 2010-09-06 | 2010-09-06 | Magnetic circuit system of eccentrically-rotating asymmetry armature member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201766035U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013361A (en) * | 2010-09-06 | 2011-04-13 | 厦门宏发电力电器有限公司 | Magnetic circuit system of eccentric, rotary and asymmetric armature member |
| CN103137384A (en) * | 2013-01-31 | 2013-06-05 | 湖南航天经济发展有限公司 | Armature rotary type magnet maintenance magnetic circuit system |
-
2010
- 2010-09-06 CN CN2010205199042U patent/CN201766035U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102013361A (en) * | 2010-09-06 | 2011-04-13 | 厦门宏发电力电器有限公司 | Magnetic circuit system of eccentric, rotary and asymmetric armature member |
| CN102013361B (en) * | 2010-09-06 | 2012-12-12 | 厦门宏发电力电器有限公司 | Magnetic circuit system of eccentric, rotary and asymmetric armature member |
| CN103137384A (en) * | 2013-01-31 | 2013-06-05 | 湖南航天经济发展有限公司 | Armature rotary type magnet maintenance magnetic circuit system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110316 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |