CN1869893B - Magnetic suspension key structure - Google Patents
Magnetic suspension key structure Download PDFInfo
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- CN1869893B CN1869893B CN200510073761A CN200510073761A CN1869893B CN 1869893 B CN1869893 B CN 1869893B CN 200510073761 A CN200510073761 A CN 200510073761A CN 200510073761 A CN200510073761 A CN 200510073761A CN 1869893 B CN1869893 B CN 1869893B
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- magnet assembly
- magnetic
- key structure
- magnetic suspension
- suspension key
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Abstract
A key structure of magnetic suspension type consists of the first magnetic component with the first pin joint unit, a support structure with its the first end being pin-jointed with the first pin joint unit, the second magnetic component set on support structure as its the second pin joint unit being pin-jointed with the second end of support structure. It is featured as holding a distance betweenthe second magnetic component and the first magnetic component when magnetism of the first magnetic component to the second magnetic component is excluded.
Description
Technical field
The present invention relates to a kind of press-key structure, particularly a kind of magnetic suspension key structure.
Background technology
Keyboard is wherein a kind of input media of the input media of electronic installation or computer equipment, and it utilizes the button on the finger presses keyboard to import data.When pushing the button of keyboard, the user pushes this button downwards, to import the data of this button representative then with its finger contact keycap.
See also Fig. 1, it shows the exploded view of known press-key structure.This press-key structure 100 generally from top to bottom is made of along central shaft 109 keycap 101, supporting construction 103, film 120 and base plate 130, wherein has elastic parts 125 at keycap 101 and supporting construction 103.Generally be provided with articulated section 131,133 and 135 on the base plate 130.Film 120 is located on the base plate 130, and wherein film 120 is provided with circuit, and film 120 is provided with a plurality of openings 121 corresponding to articulated section 131,133 and 135 places, to expose the articulated section 131,133 and 135 of below.Be provided with supporting construction 103 on film 120, this supporting construction 103 for example can be made up of the bracing frame 105 that intersect to articulate and 107, and its first end 111 is articulated in aforesaid articulated section 131,133 and 135.Be provided with keycap 101 on supporting construction 103, the lower surface of keycap 101 is provided with a plurality of articulated sections 113 and 115, to be articulated in second end 112 of supporting construction 103.Elastic parts 125 generally is located between film 120 and the keycap 101, when elastic parts 125 is compressed, but the electrical contact on the conductiving point contact membrane 120 in the elastic parts 125, to import the data of this button representative.
Yet, when electronic installation or computer equipment during towards light, thin, short, little principle design, the keyboard of known electronic installation or computor-keyboard are under use or non-working condition, the button of its press-key structure 100 is subject to elastic parts 125 and must be maintained at certain altitude, this causes electronic installation, the bottleneck of for example notebook computer, or computer equipment in the size reduction design.Secondly, known elastic parts 125 is in the problem that also can produce elastic fatigue after the use of a period of time.
For this reason, be necessary to develop a kind of press-key structure in fact, to overcome all restrictions that electronic installation or computer equipment are met with in the size reduction design.
Summary of the invention
One of purpose of the present invention is exactly to disclose a kind of magnetic suspension key structure, and it utilizes two groups of magnet assemblies repelling each other or the phase adhesive each other, controls the lifting of keycap.
According to above-mentioned purpose of the present invention, a kind of magnetic suspension key structure is proposed.This magnetic suspension key structure comprises first magnet assembly at least, be articulated in the supporting construction on first magnet assembly and be articulated in second magnet assembly on the supporting construction.First magnet assembly is provided with at least one first articulated section, first end of supporting construction is articulated in aforementioned first articulated section, and at least one second articulated section of second magnet assembly is articulated in second end of aforementioned supporting construction, one of them is suitable for wherein said first magnet assembly and described second magnet assembly carrying out reversal of magnetism, makes described first magnet assembly inhale mutually with described second magnet assembly or repel each other; When first magnet assembly and second magnet assembly are magnetic when repelling each other, second magnet assembly and first magnet assembly are at a distance of a distance.
According to a preferred embodiment of the present invention, the first above-mentioned magnet assembly comprises the permanent magnetism plate at least, and second magnet assembly comprises keycap and magnetic at least. and magnetic can have temporary magnetism, for example by second electromagnetic component, electromagnet is for example controlled the magnetic of first magnetic.
According to a preferred embodiment of the present invention, the first above-mentioned magnet assembly comprises the temporary magnetism plate and first electromagnetic component at least, and wherein first electromagnetic component for example can be electromagnet.Second magnet assembly comprises the permanent magnetism keycap at least, perhaps comprises keycap and magnetic at least.The material of magnetic for example can be permanent magnet, maybe can pass through second electromagnetic component, electromagnet for example, the magnetic of control magnetic.
According to a preferred embodiment of the present invention, also comprise film at least, it is arranged on above-mentioned first magnet assembly.
According to a preferred embodiment of the present invention, for example above-mentioned supporting construction can be made up of first bracing frame and second bracing frame that intersection articulates.
According to a preferred embodiment of the present invention, above-mentioned magnetic suspension key structure is applicable to the keyboard or the computor-keyboard of for example electronic installation.
When using above-mentioned magnetic suspension key structure, it utilizes two groups of magnet assemblies repelling each other or the phase adhesive each other, replaces the elastic parts of known press-key structure, with the lifting of control keycap, reduce the button height of non-working condition thus, and then reduce the shared space of press-key structure significantly.
Description of drawings
Fig. 1 shows the exploded view of known press-key structure;
Fig. 2 shows the exploded view according to the magnetic suspension key structure of a preferred embodiment of the present invention;
Fig. 3 A shows the magnetic suspension key structure sectional view in use according to a preferred embodiment of the present invention;
Fig. 3 B shows the sectional view of magnetic suspension key structure when not using according to a preferred embodiment of the present invention; And
Fig. 3 C shows the sectional view of the magnetic suspension key structure of another preferred embodiment according to the present invention.
Wherein, description of reference numerals is as follows:
100: press-key structure 101: keycap 103: supporting construction
105: bracing frame 107: bracing frame 109: central shaft
112: the second ends 113 of 111: the first ends: articulated section
115: articulated section 120: film 121: opening
125: elastic parts 130: base plate 131: articulated section
133: articulated section 135: articulated section 200: press-key structure
200a: the first magnet assembly 200b: second magnet assembly 201: keycap
202: magnetic 203: supporting construction 205: bracing frame
207: bracing frame 209: 211: the first ends of central shaft
215: the second articulated sections, 213: the second articulated sections of 212: the second ends
220: film 221: opening 230: base plate
235: the first articulated sections, 233: the first articulated sections, 231: the first articulated sections
240: the first electromagnetic component D: distance
Embodiment
Magnetic suspension key structure of the present invention is applicable to the keyboard or the computor-keyboard of electronic installation, and it utilizes two groups of magnet assemblies repelling each other or the phase adhesive each other, controls the lifting of keycap. following cooperation Fig. 2 to Fig. 3 C describes magnetic suspension key structure of the present invention in detail.
See also Fig. 2, it shows the exploded view according to the magnetic suspension key structure of a preferred embodiment of the present invention.This magnetic suspension key structure 200 comprises along from bottom to top the first magnet assembly 200a of central shaft 209 at least, is articulated in the supporting construction 203 on the first magnet assembly 200a and is articulated in the second magnet assembly 200b on the supporting construction 203.
Magnetic suspension key structure of the present invention is characterised in that, utilizes two groups of magnet assemblies repelling each other or the phase adhesive each other, controls the lifting of keycap.In specific words, in an embodiment who illustrates for example, the first magnet assembly 200a can have permanent magnetism, and the second magnet assembly 200b then has temporary magnetism.Know clearly it, the first magnet assembly 200a comprises base plate 230 at least, and this base plate 230 is the permanent magnetism plate, and for example can be provided with a plurality of first articulated sections 231,233 and 235 on the base plate 230.Though articulated section herein is an example with three, the present invention is not limited to this.Those skilled in the art according to common practise as can be known, the first magnet assembly 200a also can comprise film 220 at least, its be arranged at the top.Film 220 inside are provided with circuit, and film 220 is provided with a plurality of openings 221 corresponding to first articulated section 231,233 and 235 places, to expose first articulated section 231,233 and 235 of below.Secondly, the first magnet assembly 200a is provided with supporting construction 203, and this supporting construction 203 for example can be made up of bracing frame 205 and bracing frame 207 that intersection articulates, and its first end 211 is articulated in aforesaid first articulated section 231,233 and 235.In addition, supporting construction 203 is provided with the second magnet assembly 200b, this second magnet assembly 200b comprises keycap 201 and magnetic 202 at least, wherein magnetic 202 can have temporary magnetism, for example (for clarity sake by electromagnetic component, be called " second electromagnetic component " below) (not shown), as electromagnet, the magnetic of control magnetic 202.The lower surface of keycap 201 is provided with a plurality of second articulated sections 213 and 215, to be articulated in second end 212 of supporting construction 203, structure as shown in Figure 2.
See also Fig. 3 A, it shows the magnetic suspension key structure sectional view in use according to a preferred embodiment of the present invention.When the keyboard of electronic installation or computor-keyboard during in user mode, for example electronic installation is that opening or computer are when user mode, the magnetic of the second electromagnetic component (not shown) may command magnetic 202 of above-mentioned example and base plate 230 (for example permanent magnetism plate) repel each other, promptly the first magnet assembly 200a and the second magnet assembly 200b are that magnetic is repelled each other, make the second magnet assembly 200b and the first magnet assembly 200a at a distance of a distance D, be beneficial to the action that the user imports by magnetic suspension key structure 200 of the present invention.
See also Fig. 3 B, it shows the sectional view of magnetic suspension key structure when not using according to a preferred embodiment of the present invention.When the keyboard of electronic installation or computor-keyboard during at non-working condition, for example electronic installation is that closed condition or computer are in off position the time, the magnetic of the second electromagnetic component (not shown) may command magnetic 202 of above-mentioned example and base plate 230 (for example permanent magnetism plate) adhesive mutually, promptly the first magnet assembly 200a is magnetic adhesive mutually with the second magnet assembly 200b, thus, can reduce the button height of magnetic suspension key structure 200 of the present invention, and then reduce the shared space of this magnetic suspension key structure 200 significantly at non-working condition.
See also Fig. 3 C, it shows the sectional view of the magnetic suspension key structure of another preferred embodiment according to the present invention. in the embodiment that another illustrates for example, the first magnet assembly 200a can have temporary magnetism, the second magnet assembly 200b then can have permanent magnetism or temporary magnetism. know clearly it, the first magnet assembly 200a comprises the base plate 230 and first electromagnetic component 240 at least, electromagnet for example, wherein base plate 230 has temporary magnetism, and first electromagnetic component 240 is in order to the magnetic of control base plate 230. also be provided with at least one articulated section on the base plate 230, this articulated section is as described in the precedent, not repeating them here. the first magnet assembly 200a also can comprise film 220 at least, it is arranged at the top, wherein film 220 is also as described in the precedent, do not repeat them here. secondly, the first magnet assembly 200a is provided with supporting construction 203, this supporting construction 203 is also as described in the precedent, do not repeat them here. in addition, supporting construction 203 is provided with the second magnet assembly 200b, this second magnet assembly 200b comprises the keycap 201 with permanent magnetism at least, perhaps comprise keycap 201 and magnetic 202 at least, wherein magnetic 202 for example can be permanent magnet, maybe can pass through the second electromagnetic component (not shown), electromagnet for example, the magnetic of control magnetic 202. the lower surface of keycap 201 also is provided with a plurality of articulated sections (not shown) to be articulated in supporting construction 203.
Please consult Fig. 3 C again, when the keyboard of electronic installation or computor-keyboard during in user mode, for example electronic installation is that opening or computer are when user mode, the magnetic of first electromagnetic component, the 240 may command base plates 230 of above-mentioned example is to repel each other with the keycap 201 with permanent magnetism, promptly the first magnet assembly 200a and the second magnet assembly 200b are that magnetic is repelled each other, make the second magnet assembly 200b and the first magnet assembly 200a at a distance of a distance D, be beneficial to the action that the user imports by magnetic suspension key structure 200 of the present invention.Another kind of mode, the magnetic of first electromagnetic component, the 240 may command base plates 230 of above-mentioned example is to repel each other with the magnetic 202 with permanent magnetism, promptly the first magnet assembly 200a and the second magnet assembly 200b are that magnetic is repelled each other, and make the second magnet assembly 200b and the first magnet assembly 200a at a distance of a distance D.Perhaps, synchronously the magnetic of controlling the first magnet assembly 200a and the second magnet assembly 200b respectively by first electromagnetic component 240 and the second electromagnetic component (not shown) is that magnetic is repelled each other, and makes the second magnet assembly 200b and first a magnet assembly 200a distance D apart.
In brief, magnetic suspension key structure of the present invention utilizes two groups of magnet assemblies repelling each other or the phase adhesive each other, replaces the elastic parts of known press-key structure, controls the lifting of keycap.The present invention has not only overcome the elastic fatigue problem of elastic parts, has also reduced the button height of non-working condition, and then reduces the shared space of press-key structure significantly.
By the preferred embodiment of the invention described above as can be known, use magnetic suspension key structure of the present invention, its advantage is: utilize two groups of magnet assemblies each other repel each other or the phase adhesive replaces the elastic parts of known press-key structure, control the lifting of keycap, reduce the button height of non-working condition thus, and then reduced the shared space of press-key structure significantly.
Though the present invention discloses as above with a plurality of preferred embodiments; but it is not to be used to limit the present invention; those skilled in the art without departing from the spirit and scope of the present invention; can do various changes and retouching to magnetic suspension key structure of the present invention, so protection scope of the present invention should be as the criterion with the scope that appended claims was defined.
Claims (10)
1. magnetic suspension key structure is characterized in that comprising:
One first magnet assembly, wherein said first magnet assembly is provided with at least one first articulated section;
One supporting construction, first end of described supporting construction is articulated in described first articulated section; And
One second magnet assembly, described second magnet assembly is arranged on the described supporting construction, and at least one second articulated section of described second magnet assembly is articulated in second end of described supporting construction, one of them is suitable for wherein said first magnet assembly and described second magnet assembly carrying out reversal of magnetism, makes described first magnet assembly inhale mutually with described second magnet assembly or repel each other;
When described first magnet assembly and the described second magnet assembly magnetic were repelled each other, described second magnet assembly and described first magnet assembly were at a distance of a distance.
2. magnetic suspension key structure as claimed in claim 1, wherein said first magnet assembly comprises a permanent magnetism plate at least.
3. magnetic suspension key structure as claimed in claim 2, wherein said second magnet assembly comprises a keycap and a magnetic at least.
4. magnetic suspension key structure as claimed in claim 3, wherein said magnetic are controlled a magnetic of described magnetic by an electromagnetic component.
5. magnetic suspension key structure as claimed in claim 4, wherein said electromagnetic component are an electromagnet.
6. magnetic suspension key structure as claimed in claim 1, wherein said first magnet assembly comprise a base plate and one first electromagnetic component at least.
7. magnetic suspension key structure as claimed in claim 6, wherein said second magnet assembly comprises a permanent magnetism keycap at least.
8. magnetic suspension key structure as claimed in claim 6, wherein said second magnet assembly comprises a keycap and a magnetic at least.
9. magnetic suspension key structure as claimed in claim 8, wherein said magnetic has permanent magnetism.
10. magnetic suspension key structure as claimed in claim 8, wherein said magnetic are controlled the magnetic of described magnetic by one second electromagnetic component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510073761A CN1869893B (en) | 2005-05-24 | 2005-05-24 | Magnetic suspension key structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510073761A CN1869893B (en) | 2005-05-24 | 2005-05-24 | Magnetic suspension key structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1869893A CN1869893A (en) | 2006-11-29 |
| CN1869893B true CN1869893B (en) | 2010-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510073761A Active CN1869893B (en) | 2005-05-24 | 2005-05-24 | Magnetic suspension key structure |
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| Country | Link |
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| CN (1) | CN1869893B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499380B (en) * | 2008-01-29 | 2011-11-02 | 联想(北京)有限公司 | Keyboard and computer with automatic keyboard touch regulation function |
| CN102880297A (en) * | 2011-07-14 | 2013-01-16 | 富泰华工业（深圳）有限公司 | Keyboard |
| CN103853324A (en) * | 2012-12-04 | 2014-06-11 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN103065842B (en) * | 2012-12-28 | 2015-05-06 | 苏州达方电子有限公司 | Press key |
| CN104201029B (en) * | 2014-08-29 | 2016-08-24 | 苏州达方电子有限公司 | Press-key structure |
| CN104599884B (en) * | 2015-01-28 | 2016-11-30 | 山东大学 | Magnetic suspension keyboard that a kind of spring curve is variable and method of work thereof |
| CN105047456A (en) * | 2015-08-12 | 2015-11-11 | 昆山高健电子工业有限公司 | Magnetic levitation key structure |
| CN111725017B (en) * | 2020-06-11 | 2022-11-01 | 歌尔科技有限公司 | Key control method, electronic device and readable storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6761494B2 (en) * | 2002-01-24 | 2004-07-13 | Darfon Electronics Corp. | Button apparatus with a complex elastic unit |
-
2005
- 2005-05-24 CN CN200510073761A patent/CN1869893B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6761494B2 (en) * | 2002-01-24 | 2004-07-13 | Darfon Electronics Corp. | Button apparatus with a complex elastic unit |
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| Publication number | Publication date |
|---|---|
| CN1869893A (en) | 2006-11-29 |
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