CN104766688B - Novel combined type connecting structure for high-speed electromagnet core and shell - Google Patents
Novel combined type connecting structure for high-speed electromagnet core and shell Download PDFInfo
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- CN104766688B CN104766688B CN201510200032.0A CN201510200032A CN104766688B CN 104766688 B CN104766688 B CN 104766688B CN 201510200032 A CN201510200032 A CN 201510200032A CN 104766688 B CN104766688 B CN 104766688B
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- iron core
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Abstract
A novel combined type connecting structure for a high-speed electromagnet core and a shell comprises a plurality of silicon steel sheets and an iron core seat provided with a radial through groove. The silicon steel sheets are embedded in the radial through groove to form an iron core combined piece, the length of the silicon steel sheets is M, the length of the radial through groove is N, and the outer diameter D of an annular coil groove meets the following relational expression that M is larger than D and smaller than or equal to N. A pair of notches are formed in the two side faces of the iron core combined piece, a pair of semicircular grooves are formed in the two sides of the notches, the groove opening ends of the semicircular grooves are communicated with the notches, the silicon steel sheets and the iron core seat are welded into an integral structure at the notches, the annular coil groove is formed in the end face of the iron core combined piece, a circular groove corresponding to the semicircular grooves is formed in the inner wall of the shell, and an epoxy glue filling cavity is formed between the semicircular grooves and the annular groove. The novel combined type connecting structure is simple in structure and low in machining cost, a stable embedding structure is formed in the filling cavity after poured epoxy glue becomes dry and hard, and connection is stable and reliable.
Description
Technical field
The present invention relates to a kind of electromagnet structure, especially a kind of Combined iron core of high-speed electro-magnet and housing couple
Structure.
Background technology
High-speed electro-magnet is the crucial control performer in diesel electric-controlled injection system dispatch control system.In diesel engine
Its effect in electronic control injection system is carried out the instruction of system ECU, and manipulation pump valve closure completes fuel oil and precisely sprays.Require electromagnetism
Ferrum possesses the characteristics such as fast response time, eddy-current loss low, electromagnetic attraction is big, small volume.
Number a kind of combined high-speed electro-magnet iron core is disclosed for 20082063803.1 Chinese utility model patent, wrapped
Silicon steel sheet stack component, circular iron core seat, non-magnetic metal-coating are included, three kinds of parts constitute a group by bonding or welding manner
Zoarium, assembly end face is provided with a toroid ring recess.Number disclose identical for 200810044712.8 Chinese invention patent
The manufacture method of the combinations thereof formula high-speed electro-magnet iron core of structure.The shortcoming of this structure is that structure is more complicated, three kinds of parts
After connection（Bonding or welding）Annular groove processing can be just carried out, its draw bail firmness is poor, is easily damaged in the course of processing viscous
Connect or welding structure, its processing method efficiency is low, defect rate is high.A kind of simpler high speed electromagnetic of assembling structure is needed in production
The draw bail of ferrum iron core and housing.
The content of the invention
The problem to be solved in the present invention is to provide the draw bail of a kind of novel combination type high-speed electro-magnet iron core and housing,
Its assembling structure is simple, and stabilized structure, processing cost is low.
The present invention adopts the following technical scheme that, including several pieces stalloys, be provided with radially through groove outer formation cylinder ferrum
Core print seat, housing, described several pieces stalloys are superimposed with each other, and embedded radially through groove is interior to form iron core molectron, and iron core molectron end face sets
There is a toroid ring recess, the housing is a cover for seat, and the iron core molectron is sheathed in housing, the length of the stalloy
Degree M, length N of the radially through groove, the outer diameter D of the toroid ring recess meet following relational expression：D ＜ M≤N, iron core combination
The two sides of part radially groove bearing of trend constitute a pair of breach, and the iron core molectron outer wall of a pair of breach both sides is provided with a pair
Semi-ring connected in star, notch end and the breach 15 of semi-ring connected in star connect, and several pieces stalloys lead to iron core base in a pair of indentation, theres
Cross argon arc welding to be welded as a whole structure, the inner walls are provided with annular groove corresponding with semi-ring connected in star, semi-ring connected in star
Filled cavity is constituted between annular groove, filling intracavity is filled with epoxy glue, chimeric knot is formed in filled cavity after epoxy glue is dry and hard
Structure.
Its principle is：The iron core molectron of the present invention is superimposed with each other in embedded radially through groove by several pieces stalloys and is formed, institute
State length M of stalloy, length N of the radially through groove, the outer diameter D of the toroid ring recess and meet following relational expression：D ＜ M
≤ N, stalloy is the equivalently-sized rectangular sheet of length and width, and embedded the filling up in radially through groove of several pieces stalloys forms iron core molectron
（Cylindrical structure is not reduced into completely）, iron core molectron two sides a pair of breach of self-assembling formation, in iron core molectron two sides
Indentation, there welded by argon arc welding, several pieces stalloys become one structure with iron core base.After iron core molectron is welded and fixed,
Toroid ring recess for assembling coil can be processed in the end face of iron core molectron.Using said structure, iron core molectron
Manufacturing procedure is reduced, and assembles electric magnet（Iron core molectron is assembled with housing）When, the breach of its both sides naturally constitutes epoxy glue
Perfusing hole, a pair of semi-ring connected in stars are formed due to interrupting in indentation, there in the outer wall open loop groove of iron core molectron, due to half
Notch end and the breach of annular groove connects, the annular groove formation filled cavity corresponding with semi-ring connected in star of inner walls,
Epoxy glue can be poured into full of filled cavity from breach, and firm embedded structure is formed in filled cavity after epoxy glue is dry and hard.
The invention has the advantages that：
1st, iron core molectron simple structure, processing cost is low, and stalloy cuts and once completes, and stock utilization is high.
2nd, its assembling structure is simple, couples solid and reliable.When iron core molectron is with shell assembling bonding, its both sides natural shape
Into breach constitute the perfusing hole of epoxy glue, its perfusion facilitates smooth, and firm being fitted together to is formed in filled cavity after epoxy glue is dry and hard
Structure.
Description of the drawings
Fig. 1 is the iron core molectron cross section structure diagram of an embodiment of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is iron core holder structure（Not yet process semi-ring connected in star）Schematic diagram.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is single, rectangular piece silicon steel structure schematic diagram.
Fig. 6 is the assembling structure schematic diagram of several pieces rectangle stalloys and iron core base.
Fig. 7 is the top view of Fig. 6.
Fig. 8 is a kind of embodiment of iron core molectron（D ＜ M=N）Dimensional structure diagram.
Fig. 9 is iron core molectron another kind embodiment（D ＜ M ＜ N）Dimensional structure diagram.
Figure 10 is the embodiment stereochemical structure of iron core molectron and a kind of confined state of housing（Office is cutd open）Schematic diagram.
In figure：Stalloy 11, iron core base 12, radially through groove 13, iron core molectron 14, breach 15, annular slot coil 16, shell
Body 17, coil 18, semi-ring connected in star 19, annular groove 20.
Specific embodiment
As shown in Figures 1 to 10, an embodiment of the present invention includes several pieces stalloys 11, is provided with the profile of radially through groove 13
Into iron core base 12, the housing 17 of cylinder, described several pieces stalloys 11 are superimposed with each other, and embedded radially through groove 13 is interior to form iron core group
Component 14, the end face of iron core molectron 15 is provided with a toroid ring recess 16, and the housing 17 is a cover for seat, the iron core combination
Part 14 is sheathed in housing 17, length M of the stalloy 11, length N of the radially through groove 13, the toroid ring recess 16
Outer diameter D meet following relational expression：D ＜ M=N, iron core molectron 14 radially the bearing of trend of groove 13 two sides constitute a pair
Breach 15, the outer wall of iron core molectron 14 of a pair of both sides of breach 15 is provided with a pair of semi-ring connected in stars 19, the groove of semi-ring connected in star 19
Mouthful end connects with breach 15, and several pieces stalloys 11 and iron core base 12 are welded as a whole knot at a pair of breach 15 by argon arc welding
Structure, the inwall of the housing 17 is provided with annular groove 20 corresponding with semi-ring connected in star 19, semi-ring connected in star 19 and annular groove 20
Between constitute filled cavity, filling intracavity is filled with epoxy glue, and embedded structure is formed in filled cavity after epoxy glue is dry and hard.Fig. 9 is ferrum
Another kind of embodiment of core assembly（D ＜ M ＜ N）Dimensional structure diagram.
Its principle is：The iron core molectron 14 of the present invention is superimposed with each other shape in embedded radially through groove 13 by several pieces stalloys 11
Into length M of the stalloy 11, length N of the radially through groove 13, the outer diameter D of the toroid ring recess 16 meet as follows
Relational expression：D ＜ M≤N, stalloy 11 is the equivalently-sized rectangular sheet of length and width, and several pieces stalloys 11 are embedded to fill up radially through groove 13
Interior formation iron core molectron 14（Cylindrical structure is not reduced into completely）, a pair of the breach of two sides self-assembling formation of iron core molectron 14
15, welded by argon arc welding at the breach 15 of the two sides of iron core molectron 14, several pieces stalloys 11 become with iron core base 12
Integrative-structure.After iron core molectron 14 is welded and fixed, you can process for assembling coil 18 in the end face of iron core molectron 14
Toroid ring recess 16.Using said structure, the manufacturing procedure of iron core molectron 14 is reduced, and assembles electric magnet（Iron core molectron
14 assemble with housing 17）When, the breach 15 of its both sides naturally constitutes the perfusing hole of epoxy glue, opens in the outer wall of iron core molectron 14
Annular groove forms a pair of semi-ring connected in stars 19 due to interrupting at breach 15, due to notch end and the breach 15 of semi-ring connected in star 19
Connect, the formation filled cavity corresponding with semi-ring connected in star 19 of annular groove 20 of the inwall of housing 17, epoxy glue can be from breach 15
Pour into full of filled cavity, firm embedded structure is formed in filled cavity after epoxy glue is dry and hard.
The present invention is not limited to the concrete structure of above-described embodiment, and the equivalent transformation of other homogeneous structures each falls within the present invention
Protection domain within.
Claims (1)
1. a kind of draw bail of novel combination type high-speed electro-magnet iron core and housing, including several pieces stalloys, it is provided with radially logical
Iron core base, the housing of the outer formation cylinder of groove, described several pieces stalloys are superimposed with each other, and embedded radially through groove is interior to form iron core group
Component, iron core molectron end face is provided with a toroid ring recess, and the housing is a cover for seat, and the iron core molectron is sheathed on
In housing, it is characterised in that：Length M of the stalloy, length N of the radially through groove, the outer diameter D of the toroid ring recess
Meet following relational expression：D ＜ M≤N, iron core molectron radially groove bearing of trend two sides constitute a pair of breach, a pair
The iron core molectron outer wall of breach both sides is provided with a pair of semi-ring connected in stars, and notch end and the breach of semi-ring connected in star connect, number
Piece stalloy and iron core base are welded as a whole structure in a pair of indentation, theres by argon arc welding, and the inner walls are provided with and semi-circular
The corresponding annular groove of groove, constitutes filled cavity between semi-ring connected in star and annular groove, filling intracavity is filled with epoxy glue, ring
Embedded structure is formed after oxygen glue is dry and hard in filled cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510200032.0A CN104766688B (en) | 2015-04-26 | 2015-04-26 | Novel combined type connecting structure for high-speed electromagnet core and shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510200032.0A CN104766688B (en) | 2015-04-26 | 2015-04-26 | Novel combined type connecting structure for high-speed electromagnet core and shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104766688A CN104766688A (en) | 2015-07-08 |
| CN104766688B true CN104766688B (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510200032.0A Expired - Fee Related CN104766688B (en) | 2015-04-26 | 2015-04-26 | Novel combined type connecting structure for high-speed electromagnet core and shell |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367288B (en) * | 2017-07-27 | 2023-11-21 | 宁波中车时代传感技术有限公司 | Preparation method of miniature fluxgate sensor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57143807A (en) * | 1981-03-02 | 1982-09-06 | Daihen Corp | Iron core for stationary electrical equipment |
| CN200959264Y (en) * | 2006-10-01 | 2007-10-10 | 徐林昌 | High-speed vortex laminated electric magnet core |
| CN101364478B (en) * | 2008-06-16 | 2011-05-18 | 易军 | Manufacturing method for combined high-speed electro-magnet iron core |
| CN201717076U (en) * | 2010-07-19 | 2011-01-19 | 零八一电子集团四川力源电子有限公司 | Combined iron core of electromagnet |
| CN204516535U (en) * | 2015-04-26 | 2015-07-29 | 零八一电子集团四川力源电子有限公司 | The draw bail of novel combination type high-speed electro-magnet iron core and housing |
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- 2015-04-26 CN CN201510200032.0A patent/CN104766688B/en not_active Expired - Fee Related
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| CN104766688A (en) | 2015-07-08 |
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