CN107967979A - A kind of perseverance thrust dual-push electromagnetic iron - Google Patents
A kind of perseverance thrust dual-push electromagnetic iron Download PDFInfo
- Publication number
- CN107967979A CN107967979A CN201711453681.7A CN201711453681A CN107967979A CN 107967979 A CN107967979 A CN 107967979A CN 201711453681 A CN201711453681 A CN 201711453681A CN 107967979 A CN107967979 A CN 107967979A
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- Prior art keywords
- core
- coil
- electromagnetic iron
- dual
- push electromagnetic
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 34
- 239000004744 fabric Substances 0.000 claims description 9
- 239000003973 paint Substances 0.000 claims description 8
- 230000001154 acute effect Effects 0.000 claims description 5
- -1 cylinder Chemical compound 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000035772 mutation Effects 0.000 abstract description 3
- 238000007598 dipping method Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 4
- 239000004922 lacquer Substances 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/16—Rectilinearly-movable armatures
- H01F7/1607—Armatures entering the winding
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
Abstract
The invention discloses a kind of permanent thrust dual-push electromagnetic iron, quiet core including cylinder, positioned at the cylinder both ends, the cylinder forms cavity with the quiet core, coil is provided with the cavity, dynamic core is provided with the coil, the cylinder, quiet core, the axis of coil and dynamic core coincide, and the dynamic core is step-like anchor ring close to the end face of the quiet core, and the quiet core is provided with close to the end face of the dynamic core and is engaged step-like protrusion with the step-like anchor ring.The present invention permanent thrust dual-push electromagnetic iron it is reasonable in design, thrust is steady, and electromagnetic force rate of rise is small, no mutation, and operating noise is low；Initial thrust is big, and safety coefficient is high, may be used at the occasion of electromagnetic force demand bigger；In band-type brake state, electromagnetic force is big, declutches more reliable；The braking response time is fast, and reaction is quick, more reliably.
Description
Technical field
The present invention relates to elevator technology field, and in particular to one kind is suitable for elevator traction machine and escalator driving master
The permanent thrust dual-push electromagnetic iron of braking system on machine.
Background technology
With the rapid development of social economy and the continuous improvement of lives of the people level, elevator becomes in daily life
One indispensable part, and elevator traction machine is an important composition component of elevator.One of them of elevator traction machine
Core component is dual-push electromagnetic iron.
Existing dual-push electromagnetic iron is as shown in Figure 1, quiet core 2 including cylinder 1, positioned at 1 both ends of cylinder, cylinder 1 and quiet core 2
Cavity is formed, coil 3 is provided with cavity, dynamic core 4 is provided with coil 3.It with the following drawback that：1st, electromagnet is working
During, the gap with dynamic core and quiet core diminishes, and electromagnetic push change drastically increases, and work of electromagnet noise becomes larger；2nd, it is electric
For magnet in dynamic core and quiet core gap very little, electromagnetic push is very big, and causing electromagnet, electromagnet reaction speed is opposite in dead electricity
It is slower；3rd, for electromagnet when starting to work, electromagnet thrust is smaller.
The content of the invention
In view of this, in order to overcome prior art the defects of, the object of the present invention is to provide a kind of permanent thrust pair to push away electromagnetism
Iron, its is reasonable in design, and thrust is steady, and operating noise is low；And initial thrust is big, safety coefficient is high；The braking response time is fast,
Reaction is quick.
In order to achieve the above object, the present invention uses following technical solution：
A kind of perseverance thrust dual-push electromagnetic iron, including cylinder, the quiet core positioned at the cylinder both ends, the cylinder and the quiet core shape
Into cavity, coil is provided with the cavity, is provided with dynamic core in the coil, the cylinder, quiet core, coil and dynamic core
Axis coincides, and the dynamic core is step-like anchor ring close to the end face of the quiet core, and the quiet core is close to the end face of the dynamic core
It is provided with and is engaged step-like protrusion with the step-like anchor ring.
Preferably, the step-like anchor ring is arranged on the side away from the axis on the dynamic core.
Preferably, the step-like anchor ring is two-stage, including the first order step away from the axis and close to described
The second level step of axis.
It is further preferred that the first order step is inclined-plane.
It is further preferred that the inclined-plane is no more than 16 ° with the acute angle that horizontal plane is formed.
Specifically, the inclined-plane is 8 ° with the acute angle that horizontal plane is formed.
Preferably, the dynamic core is armature.
Preferably, the coil is exoskeletal coil.Exoskeletal coil has the following advantages：1. it can effectively reduce electromagnetism
Iron temperature rise：Coil forms the entirety of fastening after dipping lacquer, heat-sinking capability is enhanced, so as to reduce temperature rise；2. improve coil
Mechanical strength：When coil is powered, electromagnetic force vibration can be produced, the time is grown, and conducting wire may be scratched, and coil is formed after dipping lacquer
The entirety of fastening, avoids the possibility that conducting wire is scratched；3. improve the moisture resistivity of coil：Since coil forms the whole of fastening
Body, moisture moisture are not easy to immerse；4. improve electrical strength：After vacuum paint dipping, coil inside space is filled up by insulated paint, is improved
The insulation electrical performance of coil, while coil surface is not easy adhering dust and other foreign matters etc..
It is further preferred that the exoskeletal coil includes the insulation of internally positioned enameled wire and the parcel enameled wire
Cloth, is filled with insulated paint in the gap of the adjacent enameled wire.
It is further preferred that the empire cloth is glass fabric.
Compared with prior art, the invention has the beneficial effects that：
1st, permanent thrust dual-push electromagnetic iron of the invention is reasonable in design, and thrust is steady, and electromagnetic force rate of rise is small, nothing
Mutation, operating noise are low；
2nd, the initial thrust of permanent thrust dual-push electromagnetic iron of the invention is big, and safety coefficient is high, may be used at electromagnetic force demand bigger
Occasion；
3rd, for permanent thrust dual-push electromagnetic iron of the invention in band-type brake state, electromagnetic force is big, declutches more reliable；
4th, the braking response time of permanent thrust dual-push electromagnetic iron of the invention is fast, and reaction is quick, more reliably.
Brief description of the drawings
Fig. 1 is the sectional view of dual-push electromagnetic iron in the prior art；
Fig. 2 is the sectional view of the dual-push electromagnetic iron of the preferred embodiment of the present invention；
Fig. 3 be the preferred embodiment of the present invention dual-push electromagnetic iron in exoskeletal coil sectional view；
Fig. 4 is the parameter designing figure of l-G simulation test in embodiment two；
Fig. 5 is the simulation experiment result of dual-push electromagnetic iron in the prior art；
Fig. 6 is the simulation experiment result of the dual-push electromagnetic iron of the preferred embodiment of the present invention；
Wherein：Cylinder -1, quiet core -2, step-like protrusion -21, coil -3, enameled wire -31, empire cloth -32, move core -4, the first order
Step -41, second level step -42, declutch handle -5.
Embodiment
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment one
As Figure 2-3, a kind of permanent thrust dual-push electromagnetic iron of the present embodiment, including cylinder 1, the quiet core positioned at 1 both ends of cylinder
2, cylinder 1 forms cavity with quiet core 2, is provided with coil 3 in cavity, dynamic core 4, cylinder 1, quiet core 2, coil 3 are provided with coil 3
And the axis of dynamic core 4 coincides.Dynamic core 4 is armature.
Dynamic core 4 is step-like anchor ring close to the end face of quiet core 2, and step-like anchor ring is arranged on one away from axis on dynamic core 4
Side.Quiet core 2 is provided with close to the end face of dynamic core 4 and step-like raised 21 is engaged with step-like anchor ring.
Step-like anchor ring in the present embodiment is two-stage, including the first order step 41 close to coil 3 and remote coil 3
Second level step 42, wherein first order step 41 is inclined-plane, and inclined-plane is no more than 16 ° with the acute angle that horizontal plane is formed, this implementation
Example is preferably 8 °.
As shown in figure 3, the coil in the present embodiment is exoskeletal coil 3, exoskeletal coil 3 includes internally positioned enamel-cover
Line 31 and the empire cloth 32 for wrapping up enameled wire 31, filled with absolutely by way of vacuum paint dipping in the gap of adjacent enameled wire 31
Edge paint.Empire cloth 32 in the present embodiment is preferably glass fabric.
Exoskeletal coil has the following advantages：1. it can effectively reduce electromagnet temperature rise：Coil forms fastening after dipping lacquer
It is overall, heat-sinking capability is enhanced, so as to reduce temperature rise；2. improve the mechanical strength of coil：When coil is powered, electricity can be produced
Magnetic force vibrates, and the time is grown, and conducting wire may be scratched, and coil forms the entirety of fastening after dipping lacquer, avoids conducting wire and is scratched
Possibility；3. improve the moisture resistivity of coil：Since coil forms the entirety of fastening, moisture moisture is not easy to immerse；4. improve electricity
Gas intensity：After vacuum paint dipping, coil inside space is filled up by insulated paint, improves the insulation electrical performance of coil, while coil
Surface is not easy adhering dust and other foreign matters etc..
Embodiment two
Using Ansys Maxwell softwares to the prior art shown in permanent the thrust dual-push electromagnetic iron and Fig. 1 in embodiment one
Electromagnet carry out l-G simulation test, simulate under actual operating conditions, calculate electromagnet electromagnetic force and dynamic core and quiet core apart from it
Between relation, the major parameter of experiment is excitation number of ampere turns, and the present embodiment is according to the actual conditions selected as 1322A of coil, electricity
Stream direction is positive direction, sees Fig. 4, and result of the test is shown in Fig. 5-6.
Abscissa in Fig. 5-6 represents the displacement distance of dynamic core 4（mm）, when abscissa is 0mm, move the end face distance of core 4
Quiet core 2 is maximum；The value of abscissa is more next long-range, represents dynamic core 4 and is increasingly closer to quiet core 2；When abscissa is 2.25mm,
The end face of dynamic core 4 is minimum value apart from quiet core 2.Ordinate represents electromagnetic force（N）.
Fig. 5-6 shows：When abscissa is 0mm, the electromagnetic force of the permanent thrust dual-push electromagnetic iron in embodiment one referring now to
The electromagnetic force bigger of prior art electromagnet, and the electromagnetic force ascending curve slope of permanent thrust dual-push electromagnetic iron is small, electromagnetic force becomes
Change it is small, operation more stablize.
Three important indicators of electromagnetic push, braking response time and operating noise as electromagnet, determine to a certain extent
The performance of electromagnet is determined.The permanent thrust dual-push electromagnetic iron of the present invention makes electromagnetic push one by optimizing the magnetic circuit of electromagnet
In a relatively small scope, following effect is reached：Thrust is steady, no mutation, and operating noise is low；Initial thrust is big, peace
Overall coefficient is high；The braking response time is fast, and reaction is quick.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention, it is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of perseverance thrust dual-push electromagnetic iron, including cylinder, the quiet core positioned at the cylinder both ends, the cylinder and the quiet core
Cavity is formed, coil is provided with the cavity, dynamic core, the cylinder, quiet core, coil and dynamic core is provided with the coil
Axis coincide, it is characterised in that：The dynamic core is step-like anchor ring close to the end face of the quiet core, and the quiet core is close to institute
The end face for stating core is provided with and is engaged step-like protrusion with the step-like anchor ring.
A kind of 2. permanent thrust dual-push electromagnetic iron according to claim 1, it is characterised in that：The step-like anchor ring is arranged on
Side away from the axis on the dynamic core.
A kind of 3. permanent thrust dual-push electromagnetic iron according to claim 1, it is characterised in that：The step-like anchor ring is two
Level, including the first order step away from the axis and the second level step close to the axis.
A kind of 4. permanent thrust dual-push electromagnetic iron according to claim 3, it is characterised in that：The first order step is oblique
Face.
A kind of 5. permanent thrust dual-push electromagnetic iron according to claim 4, it is characterised in that：The inclined-plane is formed with horizontal plane
Acute angle be no more than 16 °.
A kind of 6. permanent thrust dual-push electromagnetic iron according to claim 4 or 5, it is characterised in that：The inclined-plane and horizontal plane
The acute angle of formation is 8 °.
A kind of 7. permanent thrust dual-push electromagnetic iron according to claim 1, it is characterised in that：The dynamic core is armature.
A kind of 8. permanent thrust dual-push electromagnetic iron according to claim 1-7 any one, it is characterised in that：The coil is
Exoskeletal coil.
A kind of 9. permanent thrust dual-push electromagnetic iron according to claim 8, it is characterised in that：The exoskeletal coil includes position
In being filled with insulated paint in internal enameled wire and the empire cloth of the parcel enameled wire, the gap of the adjacent enameled wire.
A kind of 10. permanent thrust dual-push electromagnetic iron according to claim 9, it is characterised in that：The empire cloth is glass fibers
Wei Bu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711453681.7A CN107967979B (en) | 2017-12-28 | Constant-thrust double-push electromagnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711453681.7A CN107967979B (en) | 2017-12-28 | Constant-thrust double-push electromagnet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107967979A true CN107967979A (en) | 2018-04-27 |
| CN107967979B CN107967979B (en) | 2024-06-04 |
Family
ID=
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006033149A1 (en) * | 2004-09-24 | 2006-03-30 | I. T. O. Co., Ltd. | Electromagnetic brake device |
| CN104240891A (en) * | 2014-09-28 | 2014-12-24 | 日立电梯电机（广州）有限公司 | Double-push hub type magnetic device |
| CN106960714A (en) * | 2017-04-06 | 2017-07-18 | 许昌学院 | A kind of compositely proportional electromagnet |
| CN206770666U (en) * | 2017-05-10 | 2017-12-19 | 常州市康士达机电有限公司 | A kind of solenoid directional control valve of engineering truck |
| CN207883424U (en) * | 2017-12-28 | 2018-09-18 | 苏州江南嘉捷电梯有限公司 | A kind of perseverance thrust dual-push electromagnetic iron |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006033149A1 (en) * | 2004-09-24 | 2006-03-30 | I. T. O. Co., Ltd. | Electromagnetic brake device |
| CN104240891A (en) * | 2014-09-28 | 2014-12-24 | 日立电梯电机（广州）有限公司 | Double-push hub type magnetic device |
| CN106960714A (en) * | 2017-04-06 | 2017-07-18 | 许昌学院 | A kind of compositely proportional electromagnet |
| CN206770666U (en) * | 2017-05-10 | 2017-12-19 | 常州市康士达机电有限公司 | A kind of solenoid directional control valve of engineering truck |
| CN207883424U (en) * | 2017-12-28 | 2018-09-18 | 苏州江南嘉捷电梯有限公司 | A kind of perseverance thrust dual-push electromagnetic iron |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181008 Address after: 215122 1 Exhibition Hall Road, Suzhou Industrial Park, Jiangsu Applicant after: SUZHOU SJEC OPTO-MECHANTRONICS TECHNOLOGY Co.,Ltd. Address before: 215122 1 Exhibition Hall Road, Suzhou Industrial Park, Suzhou, Jiangsu Applicant before: Suzhou Jiangnan Jiajie Electromechanical Technology Research Institute Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: 215122 1 Exhibition Hall Road, Suzhou Industrial Park, Jiangsu Applicant after: Suzhou Xili Technology Co.,Ltd. Address before: 215122 1 Exhibition Hall Road, Suzhou Industrial Park, Jiangsu Applicant before: SUZHOU SJEC OPTO-MECHANTRONICS TECHNOLOGY Co.,Ltd. Country or region before: China |
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