CN2708488Y - Rotating shaft type magnetic system with a shape of character n - Google Patents
Rotating shaft type magnetic system with a shape of character n Download PDFInfo
- Publication number
- CN2708488Y CN2708488Y CN 200420066033 CN200420066033U CN2708488Y CN 2708488 Y CN2708488 Y CN 2708488Y CN 200420066033 CN200420066033 CN 200420066033 CN 200420066033 U CN200420066033 U CN 200420066033U CN 2708488 Y CN2708488 Y CN 2708488Y
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- yoke
- armature
- conductive board
- magnetic conductive
- rotating shaft
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Abstract
Disclosed is a rotating shaft type magnetic system with a shape of character n used in contactors, composed of a column attraction coil, a column iron core, an armature, yoke irons, a magnetic conduction plate, a shaft, a rivet and a bolt. The main plane of the magnetic conduction plate is vertically installed in the contactor, and both ends of the top of the magnetic conduction plate faced to the bottom plate of the contactor are respectively fixed with a yoke iron. The armature is installed between the two yoke irons, and the armature is connected with the yoke irons by the shaft; the attraction coil and the iron core are fixed lower end of the magnetic conduction plate; the magnetic conduction plate is closely contacted with one plane of the iron core after attracting; the yoke irons, the attraction coil and the iron core are vertically provided with the magnetic conduction plate; after connecting yoke irons with the magnetic conduction plate, a ' n ' shape forms from overlooking; the upper edge is the magnetic conduction plate, and two side edges are yoke irons. The utility model overcomes the defects of the exiting 'L' magnet assembly with poor in earthquake resistance and durability.
Description
Technical field
The utility model relates to a kind of clapper-type D.C. contactor of controlling the field, particularly relates to a kind of magnetic system of clapper-type D.C. contactor.
Background technology
At present, the clapper-type D.C. contactor mainly adopts " L " shape magnetic system, and this system relies on the armature homing action after back-moving spring is finished coil blackout, causes the contact to disconnect.Armature is when making homing action, and its corner angle rotate around the fulcrum on " L " shape magnetic system.Because the restriction of structure and volume, the corner angle of armature can not be completely fixed, and have the displacement of 6 degrees of freedom when it rotates.Therefore, resistance to shock is relatively poor and easy to wear as the corner angle of rotating fulcrum.
This shows that above-mentioned existing " L " shape magnetic system has many defectives, and demands urgently being improved.
Because above-mentioned existing " L " shape magnetic system can't provide the good shock resistance and the defective of durability effect, the design people is based on abundant practical experience and professional knowledge, actively studied innovation, through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Technical problem underlying to be solved in the utility model is, overcomes the defective that existing " L " shape magnetic system exists, and a kind of rotary shaft " π " font magnetic system of new structure is provided, and it is fixed on armature on the rotation axis that has only one degree of freedom.
The utility model solves its technical problem underlying and realizes by the following technical solutions.According to rotary shaft " π " the font magnetic system that the utility model proposes, constitute by annulated column shape sucking coil, cylindrical core, armature, yoke, magnetic conductive board, rotating shaft, rivet and bolt, the primary flat of magnetic conductive board is vertically installed in contactor, and each fixedly is equipped with a yoke towards the both sides, top of contactor base plate one side for it; Armature is installed between two yokes, and armature is connected by rotating shaft with yoke.
The utility model solves its technical problem and can also adopt following technical measures further to realize.
Aforesaid rotary shaft " π " font magnetic system, the primary flat of wherein said magnetic conductive board fixedly is being equipped with sucking coil and iron core towards the bottom of contactor base plate one side, and magnetic conductive board closely contacts with a plane of iron core; Yoke, sucking coil and all vertical installation the unshakable in one's determination with magnetic conductive board.
Aforesaid rotary shaft " π " font magnetic system respectively has a circular hole on the wherein said yoke; Yoke is with after magnetic conductive board is connected, and overlook to lacking " mouth " font on base: the top is a magnetic conductive board, and dual-side is a yoke.
Aforesaid rotary shaft " π " font magnetic system, wherein said armature is the rectangle band iron; This armature is fixed with rotating shaft at two sides that contact with yoke; The rotating shaft of armature both sides is through in the circular hole of aforementioned yoke; Armature is installed between two yokes, forms the shape that " door " word becomes " door bolt " word; When sucking coil was switched on, armature was in the position parallel with magnetic conductive board by adhesive, and a primary flat of armature closely contacts with another plane of iron core; The external boundary of yoke is longer than in the upper end of armature, is used to connect the moving contact part on the contactor.
Aforesaid rotary shaft " π " font magnetic system, wherein said rotating shaft can but be not limited to be fixed on the armature with rivet.
Aforesaid rotary shaft " π " font magnetic system, wherein said yoke, sucking coil and iron core can but be not limited to be fixed by bolts on the magnetic conductive board.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the utility model utilizes the yoke shape of " π " font, kept attracting the magnetic loop of armature, utilize rotating shaft to replace the corner angle rotating fulcrum, reduced the displacement that the wearing and tearing that slide displacement causes, vibration cause, the mechanical endurance of having improved the resistance to shock of contactor and having improved contactor.
In sum, the utility model rotary shaft " π " font magnetic system, it is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the D.C. contactor combination assumption diagram under the utility model.
Fig. 2 A is a front view of the present utility model.
Fig. 2 B is an end view of the present utility model.
Fig. 2 C is a vertical view of the present utility model.
Fig. 3 is a magnetic loop schematic diagram of the present utility model.
Fig. 4 is a title explanation schematic diagram of the present utility model.
Among the figure: 1. go up 3. times main fixed contact 4. quiet arc contacts 5. moving contacts 21. bolts 22. bolts 23. magnetic conductive boards 24. sucking coils 25. armature 26. 27. yokes, 28. rotating shafts, 29. rivets unshakable in one's determination of main fixed contact 2. contactor base plates
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment of rotary shaft " π " font magnetic system, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
See also shown in Figure 1, D.C. contactor is made up of last main fixed contact 1, base plate 2, following main fixed contact 3, quiet arc contact 4, moving contact 5 and the utility model rotary shaft " π " font magnetic system, wherein, rotary shaft " π " font magnetic system mainly comprises: magnetic circuit part and action part, its magnetic circuit part mainly is made up of magnetic conductive board 23, sucking coil 24, iron core 26 and yoke 27, and its action part mainly is made up of armature 25 and rotating shaft 28.
See also shown in Fig. 2 A, Fig. 2 B, Fig. 2 C, the utility model rotary shaft " π " font magnetic system, the yoke 27 that connects two parallel placements by a magnetic conductive board 23, accompany an armature 25 between two yokes 27, armature 25 both sides respectively have a rotating shaft 28, and rotating shaft 28 is contained in the hole on the yoke 27; When being in attracting state, armature 25 is parallel with magnetic conductive board 23.At this moment, the closed magnetic path shown in the dotted line in iron core 26 and coil 24, magnetic conductive board 23, yoke 27, the armature 25 common pie graphs 3.The width of yoke 27 is less than the length of magnetic conductive board 23, and the length of yoke 27 is greater than the length of iron core 26 and the thickness sum of armature 25.Yoke 27 is installed in the primary flat of magnetic conductive board 23 in the both sides, top towards contactor base plate one side, the primary flat of magnetic conductive board 23 is being installed iron core 26 and coil 24 towards the bottom of contactor base plate one side, yoke 27 is fixing by bolt 21 with magnetic conductive board 23, and iron core 26 and coil 24 are fixing by bolt 22 with magnetic conductive board 23.Magnetic conductive board 23 is longer than in the upper end of armature 25, is used to connect the moving contact part on the contactor, and rotating shaft 28 is fixed on the armature both sides by rivet 29.
See also shown in Figure 4ly, it is the 90 degree rotation diagrams of Fig. 2 C, and as can be seen, the shape that is made of jointly magnetic conductive board and yoke is similar to " π " word, so rotary shaft " π " the font magnetic system that is called of the present utility model.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, current at the integrated circuit industry high speed development particularly, the function of several integrated circuits is integrated in the integrated circuit has become very usual thing, can realize multiple model also being arranged with a kind of integrated circuit of function, in every case be to any simple modification that above embodiment did (for example use major function identical and integrated circuit that model is different) according to technical spirit of the present utility model, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (6)
1, a kind of rotary shaft " π " font magnetic system, has annulated column shape sucking coil (24), cylindrical core (26), armature (25), it is characterized in that: also have yoke (27), magnetic conductive board (23), rotating shaft (28), rivet (29) and bolt (21,22), the primary flat of magnetic conductive board is vertically installed in contactor, and each fixedly is equipped with a yoke (27) towards the both sides, top of contactor base plate (2) one side for it; Armature (25) is installed between two yokes (27), and armature (25) is connected by rotating shaft (28) with yoke (27).
2, rotary shaft according to claim 1 " π " font magnetic system, the primary flat that it is characterized in that wherein said magnetic conductive board (23) fixedly is being equipped with sucking coil (24) and (26) unshakable in one's determination towards the bottom of contactor base plate (2) one side, and magnetic conductive board after the adhesive (23) closely contacts with a plane of (26) unshakable in one's determination; Yoke (27), sucking coil (24) and (26) unshakable in one's determination all with the vertical installation of magnetic conductive board (23).
3, rotary shaft according to claim 1 " π " font magnetic system is characterized in that respectively having a circular hole on the wherein said yoke (27); Yoke (27) is with after magnetic conductive board (23) is connected, and overlook to lacking " mouth " font on base: the top is magnetic conductive board (23), and dual-side is yoke (27).
4, rotary shaft according to claim 1 " π " font magnetic system is characterized in that wherein said armature (25) is the rectangle band iron; This armature (25) is fixed with rotating shaft (28) at two sides that contact with yoke (27); The rotating shaft (28) of armature (25) both sides is through in the circular hole of aforementioned yoke (27); After armature (25) is installed between two yokes (27), form the shape that " door " word becomes " door bolt " word; When sucking coil was switched on, armature (25) was in and the parallel position of magnetic conductive board (23) by adhesive, and a primary flat of armature (25) closely contacts with another plane of (26) unshakable in one's determination; The external boundary of yoke (27) is longer than in the upper end of armature (25), is used to connect the moving contact part of contactor.
5, rotary shaft according to claim 4 " π " font magnetic system, it is characterized in that wherein said rotating shaft (28) can but be not limited to be fixed on the armature with rivet (29).
6, rotary shaft according to claim 1 " π " font magnetic system, it is characterized in that wherein said yoke (27), sucking coil (24) and (26) unshakable in one's determination can but be not limited to be fixed by bolts on the magnetic conductive board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420066033 CN2708488Y (en) | 2004-06-16 | 2004-06-16 | Rotating shaft type magnetic system with a shape of character n |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420066033 CN2708488Y (en) | 2004-06-16 | 2004-06-16 | Rotating shaft type magnetic system with a shape of character n |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2708488Y true CN2708488Y (en) | 2005-07-06 |
Family
ID=34852350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420066033 Expired - Fee Related CN2708488Y (en) | 2004-06-16 | 2004-06-16 | Rotating shaft type magnetic system with a shape of character n |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2708488Y (en) |
-
2004
- 2004-06-16 CN CN 200420066033 patent/CN2708488Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Designer after: Wang Changan Designer after: Li Wenguang Designer after: Xiao Yinli Designer before: Wang Changan Designer before: Li Wenguang |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: DESIGNER; FROM: WANG ZHANGAN LI WENGUANG TO: WANG ZHANGAN LI WENGUANG XIAO YINLI |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |