CN105023707B - Magnetic attraction device - Google Patents
Magnetic attraction device Download PDFInfo
- Publication number
- CN105023707B CN105023707B CN201510489541.XA CN201510489541A CN105023707B CN 105023707 B CN105023707 B CN 105023707B CN 201510489541 A CN201510489541 A CN 201510489541A CN 105023707 B CN105023707 B CN 105023707B
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- CN
- China
- Prior art keywords
- permanent magnet
- electromagnet
- joint portion
- mating surface
- bonded block
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
Abstract
The invention discloses a kind of magnetic attraction device, it is arranged on two part junctions, the joint portion of an at least part sets adhesive permanent magnet or permanent magnet and groups of electromagnets fit in two bonded block, and the joint portion of another part sets the assembly of permanent magnet, electromagnet or permanent magnet and electromagnet.Permanent magnet is toroidal magnet, it is fixedly installed on the mating surface of bonded block, axis direction extension of the magnetic line of force along annular, the electromagnet is arranged in permanent magnet, be fixedly installed on the mating surface of bonded block, and with surface and opposite magnetic line of force direction that permanent magnet is concordant.The plug division of protrusion and depression is particularly provided with the joint portion of bonded block, and then the plane positioning of joint portion can be conducive to.Because the magnetic line of force of electromagnet and permanent magnet is in opposite direction, and then the polarity that goes out of same surface exhibits of same part is different, once electromagnet starts, its different repulsion is by the suction between overcoming permanent magnet.
Description
Technical field
The present invention relates to a kind of coupling apparatus of daily life field articles for use, more particularly to one kind is in two part joint portion institutes
The magnetic attraction device used.
Background technology
Usually in seen article, the article combined by multi-part is more and more, and be common in the market
Article is fixedly mounted, also gradually towards split type transport and carrying, the direction then assembled is developed, especially modularization is produced
Product, thus quick assembly and connection and rapid disassembling structural development are quickly.For simple attachment structure, magnetic attracting connected mode
The most universal, because either permanent magnet or electromagnet all quite prosperities at present, the suction-combining force of magnetic force is also increasingly
Greatly.Thus magnetic attraction structure is using being a not only simple but also practical method in connection between the parts, such as at present most
Conventional cell gate inhibition, magnetic force door, magnetic key operated lock etc..These are all to use electromagnet on door, are locked by electromagnetically the suction-combining force
The firmly gate of cell or resident family.But the application of this structure is also only limitted to electromagnet at present, it is impossible to use permanent magnet, because
Although it is laborious time-consuming can be needed to overcome the magnetic force of permanent magnet when opening with adhesive using permanent magnet, thus can only
The source of magnetic attracting power using electromagnet as magnetic key operated lock.Usually magnetic key operated lock locking is to need to be powered, thus causes electricity
The consumption of power.
In addition, magnetic attracting device is also usually used in the small article of daily life field, it is simple if desired for carrying out
Easy-to-assemble small electric apparatus product, it is sometimes desirable to which two parts or multiple parts are assembled by magnetic attracting.And magnetic is inhaled
It, without excessively complicated mechanical structure, is only to be embedded in permanent magnet on connection contact surface i.e. to attach together the benefit matched somebody with somebody to be
Can, and connection surface can be various planes or curved surface.
But above-mentioned magnetic attraction structure but has some unvanquishable defects, first is that permanent magnet magnetic field intensity is consolidated
It is fixed, it is impossible to disappear or recover quickly, thus strong magnetic body attracts each other after adhesive when in use, the suction-combining force is very powerful, very
Certain difficulty can be also produced to when separating manually, then needs larger space to realize by moving in parallel to separate, thus
Be not suitable for the occasion in smaller space；Second is whether to be required for a magnetic attracting mistake in assembling or when disassembling
Journey, because this process magnetic response speed is very fast, so that the action of people can not be in time sometimes, is likely to result in group
Fill the rapid adhesive of adhesive contact surface and the danger situation such as tong in attracting process to occur, produce certain security implication.
In view of the foregoing, the present inventor, which devises, a can overcome the magnetic attraction device of drawbacks described above completely.
The content of the invention
It is an object of the invention to provide a kind of magnetic attraction device, being combined using permanent magnet with electromagnet is made
With puzzlement when overcoming attracting device assembling and disassembling.
The purpose of the present invention is achieved through the following technical solutions：
The magnetic attraction device of the present invention is generally located on two part junctions.
One of its typical end scheme is：The joint portion for being arranged on an at least part in part junction, bonded block is set
The assembly of ring shape permanent magnet and electromagnet is put, the joint portion of another part sets permanent magnet.The ring shape permanent magnet
It is arranged on the mating surface of bonded block, the magnetic line of force extends along the direction perpendicular to mating surface, the electromagnet is arranged on
In permanent magnet ring, it is fixedly installed on the mating surface of bonded block, the magnetic line of force extends along the direction perpendicular to mating surface,
Set with permanent magnet opposite polarity；Electromagnet has the plug division for protruding from permanent magnet surface, corresponding another part knot
Conjunction portion is provided with grafting depression.
In magnetic attraction device described above, the permanent magnet that another part joint portion is set can be for annular forever
Long magnet, grafting depression is the intermediate annular space of ring shape permanent magnet.
In magnetic attraction device described above, the permanent magnet that another part joint portion is set can also be circle
Section permanent magnet, grafting, which is recessed, is arranged on the middle part of circular cross-section permanent magnet.
The two of typical technical solution are：The joint portion for being arranged on an at least part in part junction, bonded block is set
The assembly of ring shape permanent magnet and electromagnet, the joint portion of another part sets electromagnet.The ring shape permanent magnet is set
On the mating surface of bonded block, the magnetic line of force extends along the direction perpendicular to mating surface, and the electromagnet is arranged on forever
In magnet ring, it is fixedly installed on the mating surface of bonded block, the magnetic line of force extends along the direction perpendicular to mating surface, and forever
Long magnet polarity is reversed, and electromagnet has the plug division for protruding from permanent magnet surface, corresponding another part joint portion
It is provided with grafting depression.
In magnetic attraction device described above, the armature for the electromagnet that another part joint portion is set can be ring
Tee section, ring section centre position is grafting recess.
In magnetic attraction device described above, the armature for the electromagnet that another part joint portion is set can be circle
The grafting recess of indent is set in the middle of tee section, circular cross-section.
The three of typical technical solution are：Part junction is arranged on, the joint portion of each bonded block sets annular permanent
The assembly of magnet and electromagnet.The ring shape permanent magnet is arranged on the mating surface of bonded block, and the magnetic line of force is along vertically
Extend in the direction of mating surface.The electromagnet is arranged in permanent magnet ring, is fixedly installed on the combination table of bonded block
On face, the magnetic line of force extends along the direction perpendicular to mating surface；The electromagnet is set with permanent magnet opposite polarity.Wherein extremely
The electromagnet of a few bonded block has the plug division for protruding from permanent magnet surface, and corresponding another part joint portion is provided with
Grafting is recessed.
The setting for the magnetic attraction device that the permanent magnet set by the present invention is mutually combined with electromagnet, particularly exists
The joint portion of bonded block is provided with the plug division of protrusion and depression, and then can be conducive to the plane positioning of joint portion.In electricity
During magnet access failure power supply, electromagnet does not work and does not produce magnetive attraction namely, thus above-mentioned bonded block it is unassembled it
It is preceding or after assembly is completed, can be without using electromagnet.And after being completed, permanent magnetic is then relied between bonded block
The magnetic attracting power of body is close to be fixedly installed together.
Electromagnet power supply can be then connected when disassembling, such electromagnet will produce magnetic, because the electromagnet is produced
The magnetic line of force it is parallel and in opposite direction with the magnetic line of force that permanent magnet is produced, and then can set electromagnet part with it is another
A kind of repulsion is produced between the permanent magnet of part joint portion, this repulsion can overcome forever to a certain extent or even completely
The suction-combining force between magnet, and then can easily disassemble.
And in assembling, switched on power using electromagnet, can be easily and easily by two corresponding permanent magnets pair
Electromagnet power supply is cut off after neat again, electromagnet magnetic disappears, and then positions permanent magnet adhesive and then make bonded block close
Connection.The phenomenon of bonded block mating surface moment adhesive thus can be overcome, it is to avoid the damage such as tong is produced because of strength adhesive
Evil occurs.
Brief description of the drawings
Fig. 1 is the magnetic attraction device cross-sectional view of the embodiment of the present invention 1；
Fig. 2 is the magnetic attraction device end face structural representation of the embodiment of the present invention 1；
Fig. 3 is the magneticaction direction schematic diagram of the embodiment of the present invention 1；
Fig. 4 is the magnetic attraction device cross-sectional view of the embodiment of the present invention 2；
Fig. 5 is the magnetic attraction device cross-sectional view of the embodiment of the present invention 3；
Fig. 6 is the magnetic attracting device with fixed structure of the present invention.
Embodiment
The present invention is explained in detail with specific embodiment below in conjunction with the accompanying drawings, but the explanation is only limitted to skill of the present invention
Explaining in detail for art scheme, is not intended to limit the scope of the invention.
Embodiment 1：
As shown in Figure 1 and Figure 2, it is a kind of magnetic attraction apparatus structure schematic diagram of the present invention.
Prepare two connection members 1 and 6 combined, joint face forms concordant connection surface 5 and 10, in the connection surface
Ring shape permanent magnet 4 and 9 is inlayed on 5 and 10 respectively, and electromagnetism is provided with the ring of respective ring shape permanent magnet 4 and 9
Body iron core 3 and 8, magnet coil 2 and 7 is provided with corresponding to the inner peripheries of iron core 3 and 8, meeting after the magnet coil 2 and 7 is powered
Iron core 3 and 8 is set to produce magnetic field.
As shown in figure 3, the magnetic line of force direction of the ring shape permanent magnet 4 and 9 is perpendicular to the surface of connection surface 5 and 10,
That is the end face of ring shape permanent magnet 4 and 9 is one of the two poles of the earth of permanent magnet.In order to realize that it is permanent that two connection members pass through
Magnet adhesive connection is, it is necessary to which permanent magnet polarity on part 1 and 5 is different is correspondingly arranged.In such as Fig. 3 in connection member 1 forever
The N poles of long magnet 4 are arranged on the outside of connecting end surface, and the S of the permanent magnet 9 of connection member 5 is arranged on the outside of connecting end surface.So
Structure be in order to two connection members in the presence of in two permanent magnets 4 and 9, there is a natural attraction between the sexes adhesive connect.It is annular in Fig. 3
The magnetic force at the position of permanent magnet 4 and 9 is inwardly mutually adhesive.
As shown in figure 3, and for electromagnet, it should the magnetic line of force direction of electromagnet is set with permanent magnet
The magnetic line of force is parallel, and setting in opposite direction.In Fig. 3, due to the N poles for the permanent magnet 4 that the connection surface 5 of connection member 1 is set
For outside, then the connection surface of the iron core 3 of electromagnet is then arranged to S poles, the S poles of the electromagnet just with other connecting portion
The polarity of the ring shape permanent magnet 9 of part, i.e. connection member 6 is identical to be set.And for the electromagnet that connection member 1 is set,
The one side that then iron core after energization 8 should be shown as into N poles is arranged on connection table surface 10.In order to realize the light of two connection members
Pine assembling, the electromagnet of connection member 1 and 6 needs to set power on to switch respectively, and can not simultaneously turn on energization and use.
The not circuit connecting mode of remittance abroad magnet coil 2 and 7 in accompanying drawing, because circuit connecting mode is not the present invention
Inventive point, and those skilled in the art can realize easily, thus need not repeat.
Above-mentioned structure when in use, needs to switch on power the magnet coil 2 of the electromagnet of connection member before such as assembling
Afterwards, it just generates magnetic field.And the polarity of the magnetic field and the polarity on the surface of ring shape permanent magnet 9 of connection member 6 are same, then exist
Can produce certain repulsive interaction during being linked and packed, this repulsive interaction can offset to a certain extent connection member 1 and 6 it
Between permanent magnet 4 and 9 magnetic attracting power, and then reduce assembly difficulty.Cut off the electricity supply after assembling, just can lean on two companies
The suction-combining force between the ring shape permanent magnet 4 and 9 set between relay part 1 and 6, adhesive positioning, completes assembly connection.And if
When needing to disassemble, then the power supply of one of connection member is again switched on, magnetic repulsion force is produced again, overcome magnetic attracting power, and then
Make to disassemble difficulty reduction.
Embodiment 2：
As shown in figure 4, the present embodiment is a kind of change on the basis of embodiment 1, it is base substantially with embodiment 1
Plinth, except that ring shape permanent magnet 9 is no longer set in the connection surface 10 of connection member 6, but circular permanent magnet,
I.e. one of connection member does not set electromagnet.This structure namely only sets electromagnet and annular permanent in connection member 1
The combination of magnet.Because when each connection member sets electromagnet, power supply connection and switch are also a kind of relative complex
Structure, and realization effect when only need side electromagnet just can, therefore the present embodiment set singular association part electromagnet, knot
The simpler practicality of structure, can also overcome defect of the prior art.
Embodiment 3：
As shown in figure 5, the present embodiment is a kind of change on the basis of embodiment 2, it is base substantially with embodiment 2
Plinth, the connection surface 10 in right-hand side assembly 6 is same as Example 2, the difference is that connection member 1 no longer sets permanent magnetic
Body, replaces permanent magnet 4 by the electromagnet iron core 3 that expands, is all ferrimagnet for electromagnet iron core 3, thus it has
By the characteristic of magnet adhesive, connection member 6 permanent magnet 9 close to when also or produce the suction-combining force, and then adhesive is positioned, only not
Cross the suction-combining force relatively small.It is permanent magnet 9 material is thus formed side, opposite side is the structure of electromagnet, in assembling
With electromagnet power supply is turned on when disassembling, will directly produce repulsion, be more readily separated the two.
As shown in fig. 6, in the structure of the present invention, electromagnet iron core 3 can also be made to the structure for protruding from connection surface 5
12, while setting the surface texture 11 of indent at the corresponding position of ring shape permanent magnet 9 of connection member 6, form one kind and patch
Positioner, for after by magnetic attraction, realizing plane positioning function.
The magnetic attraction device of the present invention, is to set corresponding electromagnet on the part connected in permanent magnet adhesive,
The difficulty when magnetic field produced after energization is to offset the suction-combining force between permanent magnet, and then can reduce assembling and disassemble.
Claims (7)
1. a kind of magnetic attraction device, is arranged on part junction, it is characterised in that：At least combination of a part in bonded block
Portion sets the assembly of ring shape permanent magnet and electromagnet, and the joint portion of another part sets permanent magnet；The annular is permanent
Magnet is arranged on the mating surface of bonded block, and the magnetic line of force extends along the direction perpendicular to mating surface, and the electromagnet is set
Put in permanent magnet ring, be fixedly installed on the mating surface of bonded block, the magnetic line of force is along perpendicular to the direction of mating surface
Extension, is set with permanent magnet opposite polarity；Electromagnet has the plug division for protruding from permanent magnet surface, corresponding another portion
Part joint portion is provided with grafting depression.
2. magnetic attraction device according to claim 1, it is characterised in that：It is permanent that another part joint portion is set
Magnet is ring shape permanent magnet, and grafting depression is the intermediate annular space of ring shape permanent magnet.
3. magnetic attraction device according to claim 1, it is characterised in that：It is permanent that another part joint portion is set
Magnet is circular cross-section permanent magnet, and grafting, which is recessed, is arranged on the middle part of circular cross-section permanent magnet.
4. a kind of magnetic attraction device, is arranged on part junction, it is characterised in that：At least combination of a part in bonded block
Portion sets the assembly of ring shape permanent magnet and electromagnet, and the joint portion of another part sets electromagnet；The annular permanent magnetic
Body is arranged on the mating surface of bonded block, and the magnetic line of force extends along the direction perpendicular to mating surface, and the electromagnet is set
In permanent magnet ring, it is fixedly installed on the mating surface of bonded block, magnetic line of force edge is prolonged perpendicular to the direction of mating surface
Stretch, set with permanent magnet opposite polarity, electromagnet has the plug division for protruding from permanent magnet surface, corresponding another part
Joint portion is provided with grafting depression.
5. magnetic attraction device according to claim 4, it is characterised in that：The electromagnetism that another part joint portion is set
The armature of body is ring section, and ring section centre position is grafting recess.
6. magnetic attraction device according to claim 4, it is characterised in that：The electromagnetism that another part joint portion is set
The armature of body is the grafting recess that indent is set in the middle of circular cross-section, circular cross-section.
7. a kind of magnetic attraction device, is arranged on part junction, it is characterised in that：The joint portion of each bonded block sets ring
The assembly of shape permanent magnet and electromagnet；The ring shape permanent magnet is arranged on the mating surface of bonded block, the magnetic line of force
Extend along the direction perpendicular to mating surface；The electromagnet is arranged in permanent magnet ring, is fixedly installed on bonded block
On mating surface, the magnetic line of force extends along the direction perpendicular to mating surface；The electromagnet is set with permanent magnet opposite polarity；
The electromagnet of the bonded block of wherein at least one has the plug division for protruding from permanent magnet surface, corresponding another part joint portion
It is provided with grafting depression.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510489541.XA CN105023707B (en) | 2015-08-11 | 2015-08-11 | Magnetic attraction device |
| PCT/CN2016/077217 WO2017024800A1 (en) | 2015-08-11 | 2016-03-24 | Magnetic attraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510489541.XA CN105023707B (en) | 2015-08-11 | 2015-08-11 | Magnetic attraction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105023707A CN105023707A (en) | 2015-11-04 |
| CN105023707B true CN105023707B (en) | 2017-10-17 |
Family
ID=54413601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510489541.XA Active CN105023707B (en) | 2015-08-11 | 2015-08-11 | Magnetic attraction device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105023707B (en) |
| WO (1) | WO2017024800A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105023707B (en) * | 2015-08-11 | 2017-10-17 | 深圳市新宜康科技有限公司 | Magnetic attraction device |
| CN105976973A (en) * | 2016-04-29 | 2016-09-28 | 南京晨光艺术工程有限公司 | Connecting apparatus for foam models |
| CN112712988A (en) * | 2020-12-11 | 2021-04-27 | 广州金南磁性材料有限公司 | Positioning adsorption magnet and preparation method and application thereof |
| CN114068135A (en) * | 2021-11-24 | 2022-02-18 | 杭州千石科技有限公司 | Single-face multi-pole annular magnetizing magnetic sheet for magnetic attraction |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19721502A1 (en) * | 1996-05-24 | 1997-11-27 | Renishaw Plc | Magnetic holding device |
| CN101699580A (en) * | 2009-11-03 | 2010-04-28 | 武汉福星科技发展有限公司 | Permanent magnet device capable of controlling magnetic force by changing magnetic circuit structure |
| CN201473170U (en) * | 2009-05-08 | 2010-05-19 | 岳阳鸿升电磁科技有限公司 | Permanent-magnetic electromagnet |
| CN103377793A (en) * | 2012-04-30 | 2013-10-30 | 波音公司 | Clamp assembly including permanent magnets and coils for selectively magnetizing and demagnetizing the magnets |
| CN204904956U (en) * | 2015-08-11 | 2015-12-23 | 深圳市新宜康科技有限公司 | Magnetic force actuation device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005340703A (en) * | 2004-05-31 | 2005-12-08 | Fuji Electric Holdings Co Ltd | Release type electromagnetic solenoid |
| CN101311487A (en) * | 2007-05-23 | 2008-11-26 | 大连智安科技有限公司 | Permanent electromagnetic lock |
| CN203943217U (en) * | 2014-06-12 | 2014-11-19 | 崔永婧 | A kind of chest that is applicable to financial check, cashier's cheque keeping |
| KR101498864B1 (en) * | 2014-07-04 | 2015-03-05 | 최태광 | Magnetic substance holding device |
| CN105023707B (en) * | 2015-08-11 | 2017-10-17 | 深圳市新宜康科技有限公司 | Magnetic attraction device |
-
2015
- 2015-08-11 CN CN201510489541.XA patent/CN105023707B/en active Active
-
2016
- 2016-03-24 WO PCT/CN2016/077217 patent/WO2017024800A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19721502A1 (en) * | 1996-05-24 | 1997-11-27 | Renishaw Plc | Magnetic holding device |
| CN201473170U (en) * | 2009-05-08 | 2010-05-19 | 岳阳鸿升电磁科技有限公司 | Permanent-magnetic electromagnet |
| CN101699580A (en) * | 2009-11-03 | 2010-04-28 | 武汉福星科技发展有限公司 | Permanent magnet device capable of controlling magnetic force by changing magnetic circuit structure |
| CN103377793A (en) * | 2012-04-30 | 2013-10-30 | 波音公司 | Clamp assembly including permanent magnets and coils for selectively magnetizing and demagnetizing the magnets |
| CN204904956U (en) * | 2015-08-11 | 2015-12-23 | 深圳市新宜康科技有限公司 | Magnetic force actuation device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017024800A1 (en) | 2017-02-16 |
| CN105023707A (en) | 2015-11-04 |
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Address after: 518100 Guangdong city of Shenzhen province Baoan District manhole Street Xinsha road Xin Industrial Zone Xintian 6 workshop Patentee after: Shenzhen Xinyi Kang Polytron Technologies Inc Address before: 518100 Guangdong city of Shenzhen province Baoan District manhole Street Xinsha road Xin Industrial Zone Xintian 6 workshop Patentee before: Innokin Technology Co., Ltd. |
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