CN204905163U - Electromagnetic relay's magnetic force system - Google Patents
Electromagnetic relay's magnetic force system Download PDFInfo
- Publication number
- CN204905163U CN204905163U CN201520459866.9U CN201520459866U CN204905163U CN 204905163 U CN204905163 U CN 204905163U CN 201520459866 U CN201520459866 U CN 201520459866U CN 204905163 U CN204905163 U CN 204905163U
- Authority
- CN
- China
- Prior art keywords
- yoke
- armature
- iron core
- magnetic force
- bending
- 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
Landscapes
- Electromagnets (AREA)
Abstract
The utility model discloses an electromagnetic relay's magnetic force system, include: coil, iron core, yoke and armature. The yoke includes interconnect's first portion and second portion, the second portion of yoke is connected to the first end of iron core, the first portion of yoke is followed the length direction of iron core extend and with the coil spacing is opened. Armature include with the main part that the terminal surface is relative and the follow of the second end of iron core the main part portion of bending of angle on schedule of bending, and the portion of bending of armature sets up facing of the first portion of yoke the inboard of iron core, and with the end portion of the first portion of yoke is relative. The utility model discloses in, the sectional area of the magnet gap between armature and the yoke is injectd by the surface in the face of the yoke of the portion of bending of armature to can increase the sectional area of the magnet gap between armature and the yoke through the surface area of the increase portion of bending, just so can conveniently increase the yoke and do all can to the electromagnetic attraction of armature.
Description
Technical field
The utility model relates to a kind of electromagnetic relay, particularly relate to a kind of electromagnetic relay magnetic force systems.
Background technology
The magnetic force systems of electromagnetic relay generally comprises iron core, coil, yoke and armature.Iron core is through coil, and yoke is connected with one end of iron core, and armature is arranged on the other end of iron core and relative with the end face of the other end of iron core.
In existing electromagnetic relay, the surface of armature and the end face of yoke are relatively and contact with the seamed edge of yoke, therefore, in the magnetic circuit of existing electromagnetic relay, the sectional area of the magnetic gap between armature and yoke is limited by the area of the end face of yoke, and the sectional area of the magnetic gap that is between armature and yoke is limited by the thickness of yoke.In order to increase the sectional area of the magnetic gap between armature and yoke, some manufacturing firms are in the design of yoke, and by thick for the seamed edge upsetting contacted with armature of yoke, to increase magnetic gap sectional area, but this can cause manufacturing process complicated, reduces production efficiency.
Utility model content
The purpose of this utility model is intended at least one aspect solving the above-mentioned problems in the prior art and defect.
An object of the present utility model is the magnetic force systems providing a kind of electromagnetic relay, and it can increase the sectional area of the magnetic gap between armature and yoke, thus can increase the electromagnetic attraction to armature.
According to an aspect of the present utility model, a kind of magnetic force systems of electromagnetic relay is provided, comprises: coil; Iron core, through described coil, has relative first end and the second end; Yoke, is connected with the first end of described iron core; And armature, be arranged on the second end place of described iron core.Described yoke comprises interconnective Part I and Part II, and the Part II of described yoke is connected to the first end of described iron core, and the Part I of described yoke extends along the length direction of described iron core and opens with described coil spacing.Described armature comprises the main part relative with the end face of the second end of described iron core and the bending part from described main part bending predetermined angular; And the bending part of described armature is arranged on the inner side facing described iron core of the Part I of described yoke, and relative with the terminal part of the Part I of described yoke.
According to the embodiment of an exemplary of the present utility model, aforementioned predetermined angular can in the scope of 70 degree to 110 degree.
According to the embodiment of another exemplary of the present utility model, aforementioned predetermined angular can in the scope of 80 degree to 100 degree.
According to the embodiment of another exemplary of the present utility model, aforementioned predetermined angular can in the scope of 85 degree to 95 degree.
According to the embodiment of another exemplary of the present utility model, described bending part can from described main part bending roughly 90 degree.
According to the embodiment of another exemplary of the present utility model, the bending part of described armature contacts with the interior lateral edges of the end face of the terminal part of the Part I of described yoke, and described armature is rotated around lateral edges in the end face of the terminal part of the Part I of described yoke.
According to the embodiment of another exemplary of the present utility model, the main part of described iron core to described armature produces the first electromagnetic attraction; The bending part of described yoke to described armature produces the second electromagnetic attraction; And relative to the pivot point of described armature, described first electromagnetic attraction and described second electromagnetic attraction produce the torque of equidirectional.
According to the embodiment of another exemplary of the present utility model, the sectional area of the magnetic gap between described yoke and described armature is limited by the surface area of the bending part relative with described yoke of described armature.
According to the embodiment of another exemplary of the present utility model, the Part I of described yoke and the axis of described coil almost parallel; And the Part II of described yoke is substantially vertical with the axis of described coil.
According to the embodiment of another exemplary of the present utility model, the Part II of described yoke is formed a pilot hole, and the first end of described iron core inserts in described pilot hole, thus described yoke and described iron core is interconnected.
According to the embodiment of another exemplary of the present utility model, the width of the width of the terminal part of the Part I of described yoke and the bending part of described armature is roughly equal.
According to the embodiment of another exemplary of the present utility model, the cross section of described iron core is rounded, oval or polygon.
According to the embodiment of another exemplary of the present utility model, the Part I of described yoke is straight tabular.
According to the embodiment of another exemplary of the present utility model, the length of the Part I of described yoke is substantially equal to the length of described iron core.
According to the embodiment of another exemplary of the present utility model, the terminal part of the Part I of described yoke relative to the main part of the Part I of described yoke towards the direction bending away from described iron core, to increase the spacing between the terminal part of the Part I of described yoke and described coil.
According to the embodiment of another exemplary of the present utility model, described armature bending part on the outside of described iron core, be formed with a wall recessed; And the interior lateral edges of the terminal part of the Part I of described yoke be positioned at the wall of described armature recessed in.
In the electromagnetic relay of the embodiment of the utility model each exemplary aforementioned, the sectional area of the magnetic gap between armature and yoke is limited by the surface in the face of yoke of the bending part of armature, thus the sectional area of the magnetic gap between armature and yoke can be increased by the surface area increasing bending part, this makes it possible to increase the electromagnetic attraction of yoke to armature easily.
In addition, in the embodiment of the utility model each exemplary aforementioned, the manufacture of electromagnetic relay is very simple, and cost is low, volume is little.
By the description hereinafter done the utility model with reference to accompanying drawing, other object of the present utility model and advantage will be apparent, and can help there is comprehensive understanding to the utility model.
Accompanying drawing explanation
Fig. 1 shows the assembling schematic diagram of iron core, coil, yoke and armature according to the electromagnetic relay of the embodiment of an exemplary of the present utility model;
Fig. 2 shows the decomposing schematic representation of the iron core of the electromagnetic relay in Fig. 1, coil, yoke and armature;
Fig. 3 shows the assembling schematic diagram of iron core, coil, yoke and armature according to the electromagnetic relay of the embodiment of another exemplary of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.In the description, same or analogous drawing reference numeral indicates same or analogous parts.The explanation of following reference accompanying drawing to the utility model execution mode is intended to make an explanation to overall utility model design of the present utility model, and not should be understood to one restriction of the present utility model.
In addition, in the following detailed description, for ease of explaining, many concrete details have been set forth to provide the complete understanding to this disclosure embodiment.But significantly, one or more embodiment also can be implemented when not having these details.In other cases, known construction and device diagrammatically embodies to simplify accompanying drawing.
According to general technical design of the present utility model, a kind of magnetic force systems of electromagnetic relay is provided, comprises: coil; Iron core, through described coil, has relative first end and the second end; Yoke, is connected with the first end of described iron core; And armature, be arranged on the second end place of described iron core.Described yoke comprises interconnective Part I and Part II, and the Part II of described yoke is connected to the first end of described iron core, and the Part I of described yoke extends along the length direction of described iron core and opens with described coil spacing.Described armature comprises the main part relative with the end face of the second end of described iron core and the bending part from described main part bending predetermined angular; And the bending part of described armature is arranged on the inner side facing described iron core of the Part I of described yoke, and relative with the terminal part of the Part I of described yoke.
Fig. 1 shows the assembling schematic diagram of iron core 100, coil 200, yoke 300 and armature 400 according to the electromagnetic relay of the embodiment of an exemplary of the present utility model; Fig. 2 shows the decomposing schematic representation of the iron core 100 of the electromagnetic relay in Fig. 1, coil 200, yoke 300 and armature 400.
In an embodiment of the present utility model, disclose a kind of magnetic force systems of electromagnetic relay.As depicted in figs. 1 and 2, the magnetic force systems of this electromagnetic relay comprises iron core 100, coil 200, yoke 300 and armature 400.Iron core 100 through coil 200, and has first end 101 and second end 102 relative with first end 101.Yoke 300 is connected with the first end 101 of iron core.Armature 400 is arranged on the second end 102 place of iron core, and relative with the end face of the second end 102 of iron core.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, yoke 300 comprises roughly orthogonal Part I 301 and Part II 302.Part I 301 and the Part II 302 of yoke 300 are interconnected, and whole yoke 300 is in L shape roughly.
As depicted in figs. 1 and 2, the Part II 302 of yoke 300 is connected to the first end 101 of iron core 100, and the Part I 301 of yoke 300 to extend and spaced apart with coil 200 along the length direction of iron core 100.
As depicted in figs. 1 and 2, in the embodiment of an exemplary of the present utility model, armature 400 comprises the main part 402 relative with the end face of the second end 102 of iron core 100 and the bending part 401 from main part 402 roughly bending 90 degree.The bending part 401 of armature 400 is arranged on the inner side facing iron core 100 of the Part I 301 of yoke 300, and relative with the terminal part 310 of the Part I 301 of yoke 300.
Like this, as depicted in figs. 1 and 2, in the illustrated embodiment in which, the sectional area of the magnetic gap between yoke 300 and armature 400 is limited by the surface area of the bending part 401 relative with yoke 300 of armature 400.Therefore, it is possible to increased the sectional area of the magnetic gap between armature and yoke by the surface area increasing bending part, this makes it possible to increase the electromagnetic attraction of yoke to armature easily.
In the illustrated embodiment in which, the bending part 401 of armature 400 bends roughly 90 degree from main part 402.But the utility model is not limited to illustrated embodiment, the bending part 401 of armature 400 can in the scope of 70 degree to 110 degree relative to the bending angle of main part 402, preferably, in the scope of 80 degree to 100 degree, more preferably, in the scope of 85 degree to 95 degree.
As depicted in figs. 1 and 2, in an embodiment of the present utility model, the bending part 401 of armature 400 contacts with the interior lateral edges 312 of the end face 311 of the terminal part 310 of the Part I 301 of yoke 300, makes armature 400 using lateral edges 312 in the end face 311 of the terminal part 310 of the Part I 301 of yoke 300 as pivot point.That is, armature 400 rotates around lateral edges 312 in the end face 311 of the terminal part 310 of the Part I 301 of yoke 300.
In the illustrated embodiment in which, as shown in 1 and Fig. 2, the main part 402 of iron core 100 pairs of armature 400 produces the first electromagnetic attraction F1.The bending part 401 of yoke 300 pairs of armature 400 produces the second electromagnetic attraction F2.Like this, relative to the pivot point of armature 400, the first electromagnetic attraction F1 and the second electromagnetic attraction F2 produces the torque of equidirectional, thus can increase the electromagnetic force torque to armature 400 when not increasing the volume of whole electromagnetic relay.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, the Part I 301 of yoke 300 is almost parallel with the axis of coil 200, and the Part II 302 of yoke 300 is substantially vertical with the axis of coil 200.Iron core 100 has identical axis with coil 200.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, the Part II 302 of yoke 300 is formed with a pilot hole 320, in the first end 101 plugging in fitting hole 320 of iron core 100, thus yoke 300 and iron core 100 is interconnected.
As depicted in figs. 1 and 2, in the embodiment of an exemplary of the present utility model, the width of the width of the terminal part 310 of the Part I 301 of yoke 300 and the bending part 401 of armature 400 is roughly equal;
As depicted in figs. 1 and 2, in the illustrated embodiment in which, the cross section of iron core 100 is rectangle, but the utility model is not limited to illustrated embodiment, and the cross section of iron core 100 can be rounded or oval.
As depicted in figs. 1 and 2, in the illustrated embodiment in which, the Part I 301 of yoke 300 is in straight tabular.
Fig. 3 shows the assembling schematic diagram of iron core 100 ', coil 200 ', yoke 300 ' and armature 400 ' according to the electromagnetic relay of the embodiment of another exemplary of the present utility model.
As shown in Figure 3, in the embodiment shown in fig. 3, the terminal part 310 ' of the Part I 301 ' of yoke 300 ' relative to the main part of the Part I 301 ' of yoke 300 ' towards the direction bending away from iron core 100 ', to increase the spacing between the terminal part 310 ' of the Part I 301 ' of yoke 300 ' and coil 200 '.Like this, the distance between the bending part 401 ' of armature 400 ' and coil 200 ' and iron core 100 ' can be increased, can effectively prevent the bending part 401 ' of armature 400 ' from contacting when rotating or colliding coil 200 ' and iron core 100 '.
Please continue see Fig. 3, in the embodiment shown in fig. 3, armature 400 ' bending part 401 ' on the outside of iron core 100 ', be formed with a wall recessed 412 '.The interior lateral edges 312 ' of the end face 311 ' of the terminal part 310 ' of the Part I 301 ' of yoke 300 ' is positioned in the wall recessed 412 ' of armature 400 '.Like this, can guarantee that armature 400 ' rotates around the interior lateral edges 312 ' of yoke 300 ', and can not relative to yoke 300 ' slippage.
In addition to the foregoing, the electromagnetic relay shown in Fig. 3 is substantially identical with the electromagnetic relay shown in Fig. 1 with Fig. 2, for simplicity, no longer repeats the content of same section.
It will be appreciated by those skilled in the art that, embodiment described above is all exemplary, and those skilled in the art can make improvements, when the conflict of the structure described in various embodiment in not recurring structure or principle, independent assortment can be carried out.
Although be illustrated the utility model by reference to the accompanying drawings, embodiment disclosed in accompanying drawing is intended to carry out exemplary illustration to the utility model preferred implementation, and can not be interpreted as one restriction of the present utility model.
Although some embodiments of this overall utility model design have been shown and explanation, those skilled in the art will appreciate that, when not deviating from principle and the spirit of this overall utility model design, can make a change these embodiments, scope of the present utility model is with claim and their equivalents.
It should be noted that word " comprises " and do not get rid of other element or step, word "a" or "an" is not got rid of multiple.In addition, any element numbers of claim should not be construed as restriction scope of the present utility model.
Claims (16)
1. a magnetic force systems for electromagnetic relay, comprising:
Coil (200);
Iron core (100), through described coil (200), has relative first end (101) and the second end (102);
Yoke (300), is connected with the first end (101) of described iron core; With
Armature (400), is arranged on the second end (102) place of described iron core,
Wherein, described yoke (300) comprises interconnective Part I (301) and Part II (302), the Part II (302) of described yoke (300) is connected to the first end (101) of described iron core (100), the Part I (301) of described yoke (300) to extend and spaced apart with described coil (200) along the length direction of described iron core (100)
It is characterized in that:
Described armature (400) comprises the main part (402) relative with the end face of second end (102) of described iron core (100) and the bending part (401) from described main part (402) bending predetermined angular; And
The bending part (401) of described armature (400) is arranged on the inner side facing described iron core (100) of the Part I (301) of described yoke (300), and relative with the terminal part (310) of the Part I (301) of described yoke (300).
2. the magnetic force systems of electromagnetic relay according to claim 1, is characterized in that: described predetermined angular is in the scope of 70 degree to 110 degree.
3. the magnetic force systems of electromagnetic relay according to claim 2, is characterized in that: described predetermined angular is in the scope of 80 degree to 100 degree.
4. the magnetic force systems of electromagnetic relay according to claim 3, is characterized in that: described predetermined angular is in the scope of 85 degree to 95 degree.
5. the magnetic force systems of electromagnetic relay according to claim 4, is characterized in that: described bending part (401) is spent from described main part (402) bending roughly 90.
6. the magnetic force systems of electromagnetic relay according to claim 1, is characterized in that:
The bending part (401) of described armature (400) contacts with the interior lateral edges (312) of the end face (311) of the terminal part (310) of the Part I (301) of described yoke (300), makes described armature (400) using the interior lateral edges (312) of the end face of the terminal part of the Part I of described yoke (300) (301) (310) (311) as pivot point.
7. the magnetic force systems of electromagnetic relay according to claim 6, is characterized in that:
The main part (402) of described iron core (100) to described armature (400) produces the first electromagnetic attraction (F1);
The bending part (401) of described yoke (300) to described armature (400) produces the second electromagnetic attraction (F2); And
Relative to the pivot point of described armature (400), described first electromagnetic attraction (F1) and described second electromagnetic attraction (F2) produce the torque of equidirectional.
8. the magnetic force systems of electromagnetic relay according to claim 1, is characterized in that:
The sectional area of the magnetic gap between described yoke (300) and described armature (400) is limited by the surface area of the bending part (401) relative with described yoke (300) of described armature (400).
9. the magnetic force systems of electromagnetic relay according to claim 1, is characterized in that:
The Part I (301) of described yoke (300) is almost parallel with the axis of described coil (200); And
The Part II (302) of described yoke (300) is substantially vertical with the axis of described coil (200).
10. the magnetic force systems of electromagnetic relay according to claim 1, is characterized in that:
The Part II (302) of described yoke (300) is formed a pilot hole (320), the first end (101) of described iron core (100) inserts in described pilot hole (320), thus described yoke (300) and described iron core (100) is interconnected.
The magnetic force systems of 11. electromagnetic relays according to claim 1, is characterized in that:
The width of the width of the terminal part (310) of the Part I (301) of described yoke (300) and the bending part (401) of described armature (400) is roughly equal.
The magnetic force systems of 12. electromagnetic relays according to claim 1, is characterized in that: the cross section of described iron core (100) is rounded, oval or polygon.
The magnetic force systems of 13. electromagnetic relays according to claim 1, is characterized in that: the Part I (301) of described yoke (300) is in straight tabular.
The magnetic force systems of 14. electromagnetic relays according to claim 1, is characterized in that:
The length of the Part I (301) of described yoke (300) is substantially equal to the length of described iron core (100).
The magnetic force systems of 15. electromagnetic relays according to claim 1, is characterized in that:
The terminal part (310 ') of the Part I (301 ') of described yoke (300 ') relative to the main part of the Part I (301 ') of described yoke (300 ') towards the direction bending away from described iron core (100 '), to increase the spacing between the terminal part (310 ') of the Part I (301 ') of described yoke (300 ') and described coil (200 ').
The magnetic force systems of 16. electromagnetic relays according to claim 1 or 15, is characterized in that:
Described armature (400 ') bending part (401 ') on the outside of described iron core (100 '), be formed with a wall recessed (412 '); And
The interior lateral edges (312 ') of the terminal part (310 ') of the Part I (301 ') of described yoke (300 ') is positioned in the wall recessed (412 ') of described armature (400 ').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459866.9U CN204905163U (en) | 2015-06-30 | 2015-06-30 | Electromagnetic relay's magnetic force system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459866.9U CN204905163U (en) | 2015-06-30 | 2015-06-30 | Electromagnetic relay's magnetic force system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204905163U true CN204905163U (en) | 2015-12-23 |
Family
ID=54927322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520459866.9U Active CN204905163U (en) | 2015-06-30 | 2015-06-30 | Electromagnetic relay's magnetic force system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204905163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328444A (en) * | 2015-06-30 | 2017-01-11 | 泰科电子(深圳)有限公司 | Magnetic force system of electromagnetic relay |
| CN110088870A (en) * | 2016-12-21 | 2019-08-02 | 安电株式会社 | Electromagnetic relay |
-
2015
- 2015-06-30 CN CN201520459866.9U patent/CN204905163U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328444A (en) * | 2015-06-30 | 2017-01-11 | 泰科电子(深圳)有限公司 | Magnetic force system of electromagnetic relay |
| CN106328444B (en) * | 2015-06-30 | 2019-05-10 | 泰科电子(深圳)有限公司 | The magnetic force systems of electromagnetic relay |
| CN110088870A (en) * | 2016-12-21 | 2019-08-02 | 安电株式会社 | Electromagnetic relay |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9908424B2 (en) | Wireless charging system | |
| CN204905163U (en) | Electromagnetic relay's magnetic force system | |
| CN103928806A (en) | Compact connector | |
| CN102810792A (en) | Plug connector | |
| CN102868239A (en) | Stator core, motor and method for manufacturing motor | |
| CN106328444A (en) | Magnetic force system of electromagnetic relay | |
| JP2002025674A (en) | Connection terminal | |
| CN104184001B (en) | Micro coaxial cable connector assembly | |
| US10396610B2 (en) | Laminated core arrangement and electric machine with such a laminated core arrangement | |
| JP2011182488A (en) | Motor core, and method of assembling the same | |
| JP2012115005A (en) | Laminated split stator core | |
| KR20150094014A (en) | Laminated Stator Core with Split Yoke and Method for Manufacturing the Stator Core | |
| CN203813367U (en) | Bottom case for combined outlet box | |
| JP6841868B2 (en) | Contact for direct plug-in connector and direct plug-in connector | |
| CN204906327U (en) | Network filter subassembly | |
| CN202888488U (en) | Board-to-board connector | |
| CN206259526U (en) | Conducting terminal and connector | |
| CN101266873A (en) | Non crystal iron core connector structure | |
| CN204615058U (en) | Plug connector male end and plug connector female end | |
| CN203476948U (en) | Structure for temporary component assembling | |
| CN209169594U (en) | A kind of steady type plastic core for commutator screening | |
| CN210404214U (en) | Floating connector | |
| CN217115757U (en) | Six-pole rotor magnetic pole punching sheet | |
| CN203351776U (en) | Connection terminal | |
| US10326226B2 (en) | Contact with a first cylindrical section, a second cylindrical section, and a transition section and a connector using the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |