CN203536308U - Magnetic circuit system for magnetic latching relay - Google Patents
Magnetic circuit system for magnetic latching relay Download PDFInfo
- Publication number
- CN203536308U CN203536308U CN201320632996.9U CN201320632996U CN203536308U CN 203536308 U CN203536308 U CN 203536308U CN 201320632996 U CN201320632996 U CN 201320632996U CN 203536308 U CN203536308 U CN 203536308U
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- armature
- magnetic
- contact portion
- assembly
- magnetic conductor
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Abstract
A magnetic circuit system for a magnetic latching relay comprises a magnetic circuit driving module group and a movable magnetizer module group, wherein the magnetic circuit driving module group comprises a coil pipe assembly and a stationary magnetizer assembly, the coil pipe assembly comprises a coil framework and an excitation coil, the inside of the coil framework is provided with an axially extended coil pipe cavity, the excitation coil is wound on the coil framework, and the stationary magnetizer assembly comprises a common contact portion and first and second contact portions; the movable magnetizer module group comprises a module group framework, an armature assembly and a permanent magnet, the armature assembly comprises a first armature and a second armature which are both approximately U-shaped, and the permanent magnet is clamped between the first armature and the second armature; and the common contact portion of the stationary magnetizer assembly is positioned between the first armature and the second armature, and the movable magnetizer module group is driven to move linearly during a process that a condition that one armature of the armature assembly is attached to one side surface of the common contact portion is changed to another condition that the other armature is attached to the other side surface of the common contact portion.
Description
[technical field]
The utility model relates to magnetic latching relay technical field, or rather, relates to a kind of magnetic latching relay magnetic circuit system.
[background technology]
Magnetic latching relay is that a kind of closure or the off-state magnetic force that only permanent magnet produces in coil magnetic circuit system keep, and the mutual conversion between closure and off-state only depends on the electric control device that causes armature component motion after the forward of certain width or reverse impulse voltage drive coil magnetic circuit system coil and then complete reed osculating element open and close.
The name that the prior art relevant to the utility model refers to Granted publication on January 25th, 2006 is called No. ZL99816612.X, the Chinese patent of " with the latching magnetic relay assembly of linear motor ", this patent has disclosed a kind of latching magnetic relay assembly, comprise a magnetic relay motor sub-assembly, an actuator and a contact bridge assembly, described relay motor sub-assembly comprises an elongated coil pipe, and described coil pipe within it portion has axially extended cavity and has magnet exciting coil wound thereon; One is the ferromagnetic framework of U-shaped, and described ferromagnetic framework has a plurality of extending axially in cavity and extending through the iron core part of described cavity in described coil pipe that are placed on; With the first and second contact portion, described the first and second contact portions are partly extended perpendicular to described iron core, and exceed described motor sub-assembly; Described actuator comprises on the ferromagnetic post that may be operably coupled to the first and second U-shapeds and the actuator frame on permanent magnet, described the first ferromagnetic post is mounted to and covers described the second ferromagnetic post, described permanent magnet is clipped between the two, locate that described actuator makes described the second ferromagnetic post between the first and second contact portions of ferromagnetic framework and described the first ferromagnetic post covers and face toward two contact portions of relay motor, described the first and second ferromagnetic posts are connected in relative contact portion; Described contact bridge assembly comprises a releasing bridge and a spring, described contact bridge is made and be may be operably coupled to described actuator by electric conducting material, described spring is connected on described contact bridge, the movement of actuator or driving contact bridge contact with a pair of direct contact point with respect to described contact bridge, described contact bridge is as the conductive channel between two contact points, or drive described contact bridge and described contact point to disengage, the motion of described actuator is driven by relay motor.In this scheme, its magnetic relay motor sub-assembly is by the coil pipe that is wound with magnet exciting coil, U-iron magnet frame frame and be a plurality ofly placed on extending axially in cavity in described coil pipe, and extend through the iron core part of described cavity, described iron core part is completely independently with U-iron magnet frame frame, in the relay course of work, we can not form the magnetic circuit of a sealing while finding to cause the magnetic circuit system of relay to work due to the double-body bike design of iron core and U-iron magnet frame frame, there is leakage field problem to a certain degree, thereby reduced the operating efficiency of relay, when an onesize actuating force is provided, existence due to leakage field, need larger power input, on the other hand, because iron core part is to be only fixed through described coil pipe cavity, when relay switches frequently between closed and disconnected state, can cause described core slackness, affect the reliability of relay.Therefore be necessary the magnetic circuit system of existing relay to improve.
[utility model content]
The technical problem that the utility model solves be overcome prior art deposit protect problem, provide a kind of simple in structure, conversion efficiency is high, and reliable and stable magnetic latching relay magnetic circuit system.
The utility model is achieved through the following technical solutions: a kind of magnetic latching relay magnetic circuit system, comprise that magnetic circuit drives module and movable magnetic conductor module, described magnetic circuit drives module to comprise coil pipe assembly and the static magnetic conductor assembly of E font, wherein said coil pipe assembly comprises a coil rack, magnet exciting coil and a conduction connector, in coil rack inside, there is axially extended coil pipe cavity, described magnet exciting coil is wound on coil rack, one end of described conduction connector is connected with the end of a thread of magnet exciting coil, one end is for being connected with control circuit in addition, described static magnetic conductor assembly comprises through the public contact portion of magnetic conductor of coil pipe cavity and the magnetic conductor first be arrangeding in parallel with public contact portion that is enclosed in coil pipe assembly lateral surface, the second contact portion, described movable magnetic conductor module comprises module framework, armature component and permanent magnet, described armature component comprises first, second armature all roughly taking the shape of the letter U, described first, second armature be arranged in parallel, described permanent magnet is clipped between first, second armature, makes to be all with and to be magnetic on the first and second armature, the public contact portion of the static magnetic conductor assembly of described E font is between the first armature and the second armature, first, second contact portion of this assembly also covers respectively and faces toward first, second armature, an armature of described armature component and side adhesive of described public contact portion change in another armature and another side attracting process of described public contact portion, and described armature component moves linearly and drives described movable magnetic conductor module to move linearly together.
Further, the static magnetic conductor assembly of described E font by two and together and the identical U-shaped magnetic conductor of structure form.
Further, described U-shaped magnetic conductor is narrower than another side arm in parallel through the side arm of coil pipe cavity.
Further, described U-shaped magnetic conductor is contour through the side arm of coil pipe cavity another side arm in parallel.
Further, the static magnetic conductor assembly of the described E font structure that is formed in one, narrower than another two side arms in parallel through the side arm of coil pipe cavity.
Further, the static magnetic conductor assembly of the described E font structure that is formed in one, contour with another two side arms in parallel through the side arm of coil pipe cavity.
Further, the described permanent magnet in described armature component is clipped between first, second armature, and magnet magnetic polarity direction faces respectively first, second armature.
Further, the described permanent magnet in described armature component is clipped between first, second armature, and permanent magnet can the side's of being body, can be also cylinder.
Further, in described armature component first, second armature structure identical.
Further, in described armature component during the complete adhesive of public contact portion of the first armature and magnetic conductor assembly, the also just adhesive of the second contact portion of the second armature and described static magnetic conductor assembly; When the complete adhesive of public contact portion of the second armature and described static magnetic conductor assembly, the also just adhesive of the first contact portion of the first armature and static magnetic conductor assembly.
Compared with prior art, the utility model, by quiet magnetic conductor is arranged to E shape, forms the magnetic circuit of a sealing while making whole magnetic circuit system work, reduced magnetic flux leakage, thereby promoted the conversion efficiency of relay.The structural design of the quiet magnetic conductor of double-U-shaped E shape structure has also increased the fixing fastness of magnetic conductor simultaneously, has promoted the reliability of relay work.
[accompanying drawing explanation]
Fig. 1 is the perspective exploded view that in the utility model, magnetic drives module.
Fig. 2 is the schematic perspective view that in the utility model, magnetic drives module and movable magnetic conductor module combination.
Fig. 3 is the orthographic drawing of Fig. 2.
Fig. 4 is the operation principle schematic diagram of the quiet magnetic conductor assembly of dual U-shaped.
Fig. 5 is integrated the operation principle schematic diagram of the quiet magnetic conductor assembly of type E shape.
Fig. 6 is the schematic perspective view of a kind of U-shaped magnetic conductor in the utility model.
Fig. 7 is the schematic perspective view of another kind of U-shaped magnetic conductor in the utility model.
Fig. 8 is the schematic perspective view of another U-shaped magnetic conductor in the utility model.
[embodiment]
See also Fig. 1 to Fig. 5, a kind of magnetic latching relay of the utility model comprises that with magnetic circuit system magnetic drives module 1 and movable magnetic conductor module 2, described magnetic drives module 1 to comprise coil pipe assembly 11 and the static magnetic conductor assembly 12 of E font, described coil pipe assembly 11 comprises magnet exciting coil 111, coil rack 112 and conduction connector 113, in coil rack 112 inside, there is axially extended coil pipe cavity 110, described magnet exciting coil 111 is wound on coil rack 112, one end of described conduction connector 113 is connected with the end of a thread of magnet exciting coil 111, one end is for being connected with control circuit in addition, described static magnetic conductor assembly 12 comprises through the public contact portion 121 of described coil pipe cavity 110 and is arranged in described coil pipe 11 outsides and first, second contact portion 122,123 that described public contact portion 121 be arranged in parallel, described static magnetic conductor assembly 12 by two and together and the identical U-shaped magnetic conductor 120 of structure form or the structure 120 ' that is formed in one.Refer to Fig. 6 and Fig. 7, described U-shaped magnetic conductor 120 is contour through the side arm 124 of coil pipe cavity 110 another side arm 125 in parallel.To refer to Fig. 8, in order reducing costs, and to meet the reliability of relay work, at described U-shaped magnetic conductor 120, through the side arm 124 of coil pipe cavity 110, also can be designed to narrower than another side arm 125 in parallel.Similarly, the static magnetic conductor assembly of described E font can be designed to narrower or contour than another two side arms in parallel through the side arm of coil pipe cavity than also.
Described movable magnetic conductor module 2 comprises movable magnetic conductor module framework 20, armature component 21 and permanent magnet 22, described movable magnetic conductor module framework 20 comprises that a frame base 200 for fixed armature assembly 21 and permanent magnet 22 and is for the cavity 201 of relay contact bridge assembly 3 is installed, and described frame base 200 and cavity 201 are arranged side by side along movable magnetic conductor module framework 200 length directions.Described armature component 21 comprises first, second armature 211,212 all roughly taking the shape of the letter U, described first, second armature 211,212 be arranged in parallel, described permanent magnet 22 is clipped between first, second armature 211,212, make to be all with and to be magnetic on the first and second armature 211,212, in the present embodiment, described first, second armature 211,212 structures are identical, and described permanent magnet 22 can the side's of being body or cylinder; The public contact portion 121 of the static magnetic conductor assembly 12 of described E font is between the first armature 211 and the second armature 212, described first, second contact portion 122,123 also covers respectively and faces toward first, second armature 211,212, an armature of described armature component 21 and 121 1 side adhesives of described public contact portion change in another armature and described public contact portion 121 another side attracting process, and described armature component 21 moves linearly and drives described movable magnetic conductor module 2 to move linearly together.
The utility model, by quiet magnetic conductor is arranged to E shape, forms the magnetic circuit of a sealing while making whole magnetic circuit system work, reduced magnetic flux leakage, has promoted the conversion efficiency of relay.The structural design of the quiet magnetic conductor of double-U-shaped E shape structure or one-piece type E shape structure has also increased the fixing fastness of magnetic conductor simultaneously, has promoted the reliability of relay work.
More than describing is only embodiment of the present utility model, forgives and can understand, and is not departing under the prerequisite of the utility model design, within all should being included in technical conceive of the present utility model to simple modification of the present utility model and replacement.
Claims (10)
1. a magnetic latching relay magnetic circuit system, comprise that magnetic circuit drives module and movable magnetic conductor module, it is characterized in that: described magnetic circuit drives module to comprise coil pipe assembly and the static magnetic conductor assembly of E font, described coil pipe assembly comprises a coil rack, magnet exciting coil and a conduction connector, in coil rack inside, there is axially extended coil pipe cavity, described magnet exciting coil is wound on coil rack, one end of described conduction connector is connected with the end of a thread of magnet exciting coil, one end is for being connected with control circuit in addition, described static magnetic conductor assembly comprises through the public contact portion of magnetic conductor of coil pipe cavity and the magnetic conductor first be arrangeding in parallel with public contact portion that is enclosed in coil pipe assembly lateral surface, the second contact portion, described movable magnetic conductor module comprises module framework, armature component and permanent magnet, described armature component comprises first, second armature all roughly taking the shape of the letter U, described first, second armature be arranged in parallel, described permanent magnet is clipped between first, second armature, makes to be all with and to be magnetic on the first and second armature, the public contact portion of the static magnetic conductor assembly of described E font is between the first armature and the second armature, first, second contact portion of this assembly also covers respectively and faces toward first, second armature, an armature of described armature component and side adhesive of described public contact portion change in another armature and another side attracting process of described public contact portion, and described armature component moves linearly and drives described movable magnetic conductor module to move linearly together.
2. magnetic latching relay magnetic circuit system as claimed in claim 1, is characterized in that: the static magnetic conductor assembly of described E font by two and together and the identical U-shaped magnetic conductor of structure form.
3. magnetic circuit system as claimed in claim 2, is characterized in that: described U-shaped magnetic conductor is narrower than another side arm in parallel through the side arm of coil pipe cavity.
4. magnetic latching relay magnetic circuit system as claimed in claim 2, is characterized in that: described U-shaped magnetic conductor is contour through the side arm of coil pipe cavity another side arm in parallel.
5. magnetic latching relay magnetic circuit system as claimed in claim 1, is characterized in that: the static magnetic conductor assembly of the described E font structure that is formed in one, and narrower than another two side arms in parallel through the side arm of coil pipe cavity.
6. magnetic latching relay magnetic circuit system as claimed in claim 1, is characterized in that: the static magnetic conductor assembly of the described E font structure that is formed in one, and contour with another two side arms in parallel through the side arm of coil pipe cavity.
7. magnetic latching relay magnetic circuit system as claimed in claim 1, is characterized in that: the described permanent magnet in described armature component is clipped between first, second armature, and magnet magnetic polarity direction faces respectively first, second armature.
8. magnetic latching relay magnetic circuit system as claimed in claim 1, is characterized in that: the described permanent magnet in described armature component is clipped between first, second armature, and permanent magnet can the side's of being body, can be also cylinder.
9. magnetic latching relay magnetic circuit system as claimed in claim 1, is characterized in that: in described armature component first, second armature structure identical.
10. magnetic latching relay magnetic circuit system as claimed in claim 1, it is characterized in that: in described armature component during the complete adhesive of public contact portion of the first armature and magnetic conductor assembly, the also just adhesive of the second contact portion of the second armature and described static magnetic conductor assembly; When the complete adhesive of public contact portion of the second armature and described static magnetic conductor assembly, the also just adhesive of the first contact portion of the first armature and static magnetic conductor assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320632996.9U CN203536308U (en) | 2013-10-14 | 2013-10-14 | Magnetic circuit system for magnetic latching relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320632996.9U CN203536308U (en) | 2013-10-14 | 2013-10-14 | Magnetic circuit system for magnetic latching relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203536308U true CN203536308U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320632996.9U Expired - Fee Related CN203536308U (en) | 2013-10-14 | 2013-10-14 | Magnetic circuit system for magnetic latching relay |
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| Country | Link |
|---|---|
| CN (1) | CN203536308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971994A (en) * | 2014-05-22 | 2014-08-06 | 安徽千恩智能科技股份有限公司 | Magnetic latching relay |
-
2013
- 2013-10-14 CN CN201320632996.9U patent/CN203536308U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103971994A (en) * | 2014-05-22 | 2014-08-06 | 安徽千恩智能科技股份有限公司 | Magnetic latching relay |
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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 |
Granted publication date: 20140409 Termination date: 20161014 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |