CN208753194U - A kind of magnetic press key - Google Patents
A kind of magnetic press key Download PDFInfo
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- CN208753194U CN208753194U CN201821185331.7U CN201821185331U CN208753194U CN 208753194 U CN208753194 U CN 208753194U CN 201821185331 U CN201821185331 U CN 201821185331U CN 208753194 U CN208753194 U CN 208753194U
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- magnetic element
- magnetic
- shaft body
- key
- middle shaft
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Abstract
A kind of magnetic press key, including key, circuit board, the Hall sensor being electrically connected with circuit board, shell and reset spring, middle shaft body, the first magnetic element, the second magnetic element, third magnetic element in shell, the middle shaft body upper section sequentially pass through from the bottom to top the second magnetic element, the first magnetic element and with insertion housing top end by key connection；The middle shaft body lower section from top to bottom sequentially passes through reset spring and third magnetic element；The second magnetic element magnetic is in the bottom surface of the first magnetic element, when key passes through the first magnetic element, and the second magnetic element is pushed to move along close third magnetic element direction, second magnetic element acts on impingement baffles by the magnetic of third magnetic element, and makes the second magnetic element and third magnetic element magnetic attraction attachment.This magnetic press key paragraph sense is strong, and feel is excellent, by one-time-reach-place when key pressing, is not necessarily to repetitive operation, saves the time.
Description
Technical field
The utility model relates to key field, espespecially a kind of magnetic press key.
Background technique
Keyboard is a kind of instruction and data input unit for operating equipment operation, can be by English words by keyboard
Mother, number, punctuation mark etc. are input in computer, to issue order, input data etc. to computer.By working principle point
Keyboard can be divided into: keyboard is divided into mechanical keyboard, membrane keyboard, electric silica gel keyboard, capacitor keyboard.
Currently, common keyboard is all touch-tone, but feel is bad mostly, and sound very little when pressing can not
Know whether that the response time is long by place, it is often necessary to which repetitive operation wastes time.
Utility model content
To solve the above problems, the utility model provides a kind of magnetic press key.This magnetic press key feel is excellent, paragraph
Sense is strong, and by one-time-reach-place when key pressing, the response time is short, is not necessarily to repetitive operation, saves the time.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: magnetic press key, including key, electricity
Road plate, the Hall sensor being electrically connected with circuit board, shell and reset spring, middle shaft body, the first magnetic in shell
Property element, third magnetic element, axial charging the second magnetic element, wherein first magnetic element is located at the magnetic member of third
Right above part, the middle shaft body be equipped be by axis ontological distinction two sections baffle, the middle shaft body upper section by
Under it is supreme sequentially pass through the second magnetic element, the first magnetic element and with insertion housing top end by key connection, second magnetic
Property element can move between baffle and the first magnetic element bottom surface along the axis direction of middle shaft body；The middle shaft body lower section by
Reset spring and third magnetic element are sequentially passed through under；The position of the Hall sensor is not higher than the described first magnetic member
The position of part；Second magnetic element and the first magnetic element magnetic make key pass through the first magnetic member by pushing key
Part pushes the second magnetic element to move along close to third magnetic element direction, and the second magnetic element passes through the magnetic of third magnetic element
Suction acts on impingement baffles, and makes the second magnetic element and third magnetic element magnetic, at the same third magnetic element be magnetized and
So that Hall sensor is connected.
Specifically, the shell includes upper cover, pedestal, upper cover outside side is equipped with fluting, the base exterior side
Side is equipped with holding section corresponding with fluting, the upper cover and the pedestal and is mutually clamped by fluting and holding section.
Specifically, the pedestal lower end is equipped with along the protrusion extended far from pedestal direction, the circuit board is equipped with and protrusion
Corresponding connecting hole, the protrusion insertion connecting hole are connect with circuit board.
Specifically, being equipped with the first groove and the second groove inside the protrusion, first groove is placed in the second groove
Portion, and flushed at the first groove and the second groove upward opening；The bottom surface of baffle, the reset are against at the top of the reset spring
Spring bottom is pressed together on the second groove floor；The middle shaft body is plugged in first groove when doing downward reciprocating motion
Portion, and middle shaft body bottom surface is bonded with the first groove floor.
Specifically, the third magnetic element is equipped with fixation hole, the chassis interior is equipped with corresponding with fixation hole solid
Fixed column, the third magnetic element are fixed on chassis interior by fixed column.
Specifically, being electrically connected with light emitting diode on the circuit board.
Specifically, the first magnetic element material and the third magnetic element material are silicon steel sheet, described second
Magnetic element material is permanent magnet.
The utility model has the beneficial effects that: the utility model in key under the situation not being under pressure, second
Magnetic element is maintained at axis topmost and contacts with the first magnetic element；The second magnetic is pushed when key passes through the first magnetic element
Property element along moving close to third magnetic element direction, the second magnetic element hits gear by the magnetic effect of third magnetic element
Plate generates downward paragraph sense, and makes the second magnetic element and third magnetic element magnetic attraction attachment baffle, the magnetic member of magnetization third
Part makes Hall sensor generate Continuity signal；After the utility model uses long-time, handfeel of keys is varied less, and the service life is super
Long, the response time is very short.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the A-A sectional view of the utility model.
Fig. 3 is the stereoscopic schematic diagram of the utility model.
Drawing reference numeral explanation: 1. keys；2. upper cover；3. the first magnetic element；4. the second magnetic element；5. baffle；6. multiple
Position spring；7. third magnetic element；8, pedestal；9. light emitting diode；10. Hall sensor；11. circuit board；12. fluting；13.
Middle shaft body；14. holding section；15. protrusion；16. the first groove；17. fixed column；18. connecting hole；19. fixation hole；20. the
Two grooves.
Specific embodiment
It please refers to shown in Fig. 1-3, the utility model is about a kind of magnetic press key, including key 1, circuit board 11 and electricity
Hall sensor 10, shell and the reset spring 6 in shell, the middle shaft body 13, first that road plate 11 is electrically connected are magnetic
Element 3, third magnetic element 7, axial charging the second magnetic element 4, wherein first magnetic element 3 be located at third magnetism
Right above element 7, the middle shaft body 13 is equipped with the baffle 5 that middle shaft body 13 is divided into two sections, the axis sheet
13 upper section of body sequentially passes through the second magnetic element 4, the first magnetic element 3 from the bottom to top and connects with the key 1 of insertion housing top end
It connects, second magnetic element 4 can move between 3 bottom surface of baffle 5 and the first magnetic element along the axis direction of middle shaft body 13
It is dynamic；13 lower section of middle shaft body from top to bottom sequentially passes through reset spring 6 and third magnetic element 7；The Hall sensor
10 position is not higher than the position of first magnetic element 3, and the position of the Hall sensor 10 is not less than the third magnetic
The position of property element 7；(in this embodiment, the position of Hall sensor 10 is set as not less than third magnetic element 7
Position；And in fact, the position of Hall sensor 10 can be slightly below third magnetic element 7, i.e. third magnetic element 7 can be realized
Be connected Hall sensor 10 both can) 4 magnetic of the second magnetic element in the bottom surface of the first magnetic element 3, passes through and pushes key
1, so that key 1 is passed through the first magnetic element 3 and the second magnetic element 4 is pushed to move along close to 7 direction of third magnetic element, the second magnetic
Property element 4 impingement baffles 5 acted on by the magnetic of third magnetic element 7, and make the second magnetic element and 4 third magnetic elements
7 magnetic attraction attachments.(in this embodiment, 4 magnetic of the second magnetic element is in the bottom surface of the first magnetic element 3；And conduct
Another embodiment can be equipped with the through-hole of corresponding second magnetic element 4, and the second magnetic element 4 on the first magnetic element 3
It is entrenched in corresponding through-hole, then by pushing key 1, key 1 is made to pass through the through-hole in the first magnetic element 3 and pushing the
Two magnetic elements 4 are moved along close to 7 direction of third magnetic element).
As in preference the utility model the first magnetic element 3, the second magnetic element 4, third magnetic element 7 material
Material is preferably silicon steel sheet, permanent magnet, silicon steel sheet, and the first magnetic element 3,7 material of third magnetic element are preferably but not limited to silicon steel
Piece, other are easy to magnetize, and are easy to the material to demagnetize, and 4 material of the second magnetic element is preferably but not limited to permanent magnet, other energy
Enough materials for providing magnetism also may be used；In key 1 under the situation not being under pressure, the second magnetic 4, member is maintained at axis sheet
13 topmost of body is simultaneously contacted with the first magnetic element 3；Push the second magnetic element 4 along leaning on when key 1 passes through the first magnetic element 3
Nearly 7 direction of third magnetic element is mobile, and the second magnetic element 3 acts on impingement baffles 5 by the magnetic of third magnetic element 7, produces
Raw downward paragraph sense, and make the second magnetic element 4 and 7 magnetic attraction attachment baffle 5 of third magnetic element, magnetize third magnetic element
7 make Hall sensor 10 generate Continuity signal；After the utility model uses long-time, 1 feel of key is varied less, and the service life is super
Long, the response time is very short.
Specifically, the shell includes upper cover 2, pedestal 8, the 2 outside side of upper cover is equipped with fluting 12, the pedestal 8
External side, which is equipped with, passes through fluting 12 and 14 phase of holding section with 12 corresponding holding sections 14 of fluting, the upper cover 2 and the pedestal 8
Mutually engaging.
The design that upper cover 2 and pedestal 8 are mutually clamped using fluting 12 and holding section 14 in above scheme, is conducive on fixed
The position of lid 2 and pedestal 8.
Specifically, the key 1 includes 1 lower part of 1 top of key and key, 1 top of key is extended to outside shell
Portion, 1 lower part of key are inserted into upper cover, and the top of the middle shaft body 13 is inserted into 1 lower part of key.
Key 1 includes 1 lower part of 1 top of key and key in above scheme, and 1 top of key is convenient to press key 1
Operation, 1 lower part of key is conducive to the operation for responding 1 top of key inside the shell.
Specifically, 8 lower end of pedestal is equipped with along the protrusion 15 extended far from 8 direction of pedestal, the circuit board 11 is equipped with
Connecting hole 18 corresponding with protrusion 15, the protrusion 15 are inserted into connecting hole 18 and are connect with circuit board 11.
Since each key 1 corresponds to an independent switch in above scheme, the design of protrusion 15 is conducive to pedestal
8 and circuit board 11 connection, and facilitate carry out circuit response.
Specifically, being equipped with the first groove 16 and the second groove 20 inside the protrusion 15, first groove 16 is placed in the
Inside two grooves 20, and flushed at the first groove 16 and 20 upward opening of the second groove；Gear is against at the top of the reset spring 6
The bottom surface of plate 5,6 bottom of reset spring are pressed together on 20 bottom surface of the second groove；The middle shaft body 13 does downward reciprocal fortune
It is plugged on when dynamic inside first groove 16, and 13 body bottom surface of axis sheet is bonded with 16 bottom surface of the first groove.
In above scheme the design of the first groove 16 be in order to accommodate downwards move reciprocatingly when middle shaft body 13, second
The design of groove 20 is the operation for facilitating key 1 to press in order to keep away a reset spring 6；6 top and bottom position of reset spring
Design be conducive to save space, reset spring 6 can react in time when key 1 also being facilitated to press；Shaft body 13 in the middle
When bottom surface is bonded with 16 bottom surface of the first groove, key 1 completes the movement pressed.
Specifically, the third magnetic element 7 is equipped with fixation hole 19, it is right with fixation hole 19 to be equipped with inside the pedestal 9
The fixed column 17 answered, the third magnetic element 7 are fixed on inside pedestal 8 by fixed column 17.
The design of fixation hole 19 and fixed column 17 is conducive to fixed third magnetic element 7 in above scheme, prevents to move
Position.
Specifically, being electrically connected with light emitting diode 9 on the circuit board 11.
The design of light emitting diode 9 is used in above scheme, when power supply is connected, light emitting diode 9 can be lighted, even if
Also keyboard can accurately be operated in dark conditions, the color of light emitting diode 9 can change when key 1 is pressed
Become, enhances experience sense.
Specifically, 3 material of the first magnetic element and 7 material of third magnetic element are silicon steel sheet, described
Two magnetic elements, 4 material is magnet.
First magnetic element 3 in above scheme, the second magnetic element 4, third magnetic element 7 material be preferably silicon steel
Piece, permanent magnet, silicon steel sheet, magnet are conducive to provide magnetism, and silicon steel sheet is easy to magnetize, and are also easy to demagnetize.
The operating principle of the utility model:
Under the situation not being under pressure, the second magnetic element 4 is maintained at middle 13 topmost of shaft body and with key 1
The contact of one magnetic element 3；Push the second magnetic element 4 along close to third magnetic element 7 when key 1 passes through the first magnetic element 3
When direction is mobile, the second magnetic element 4 acts on impingement baffles 5 by the magnetic of third magnetic element 7, generates downward paragraph sense,
And making the second magnetic element 4 and 7 magnetic attraction attachment baffle 5 of third magnetic element, magnetization third magnetic element 7 makes Hall sensor
10 generate Continuity signal；After unclamping key 1, reset spring 6 will push the second magnetic element 4 and separate simultaneously with third magnetic element 7
It continues to move up, and makes 3 magnetic attraction attachment of the second magnetic element 4 and the first magnetic element, at this moment can be grasped next time
Make.
Embodiment of above is only that preferred embodiments of the present invention are described, not to the utility model
Range be defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel to this
The various changes and improvements that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine
It protects in range.
Claims (7)
1. a kind of magnetic press key, it is characterised in that: including key, circuit board, with circuit board be electrically connected Hall sensor,
Shell and reset spring in shell, middle shaft body, the first magnetic element, third magnetic element, axial charging second
Magnetic element, wherein first magnetic element is located at right above third magnetic element, the middle shaft body is equipped with axis
Ontological distinction is the baffle of two sections, and the middle shaft body upper section sequentially passes through the second magnetic element, the first magnetic from the bottom to top
Property element and with insertion housing top end by key connection, second magnetic element can along middle shaft body axis direction in baffle and
It is moved between first magnetic element bottom surface；The middle shaft body lower section from top to bottom sequentially passes through reset spring and the magnetic member of third
Part；The position of the Hall sensor is not higher than the position of first magnetic element；Second magnetic element and the first magnetic
Property element magnetic so that key is passed through the first magnetic element by pushing key and push the second magnetic element along magnetic close to third
Component orientation is mobile, and the second magnetic element acts on impingement baffles by the magnetic of third magnetic element, and makes the second magnetic member
Part and third magnetic element magnetic, while third magnetic element is magnetized and Hall sensor is connected.
2. a kind of magnetic press key according to claim 1, it is characterised in that: the first magnetic element material and described
Third magnetic element material is silicon steel sheet, and the second magnetic element material is permanent magnet.
3. a kind of magnetic press key according to claim 1, it is characterised in that: be electrically connected on the circuit board luminous
Diode.
4. a kind of magnetic press key according to claim 1, it is characterised in that: the shell includes upper cover, and pedestal is described
Side is equipped with fluting outside upper cover, and the base exterior side is equipped with holding section corresponding with fluting, the upper cover and the bottom
Seat is mutually clamped by fluting and holding section.
5. a kind of magnetic press key according to claim 4, it is characterised in that: the pedestal lower end is equipped with along far from pedestal
The protrusion that direction extends, the circuit board are equipped with connecting hole corresponding with protrusion, and the protrusion insertion connecting hole and circuit board connect
It connects.
6. a kind of magnetic press key according to claim 5, it is characterised in that: be equipped with inside the protrusion the first groove and
Second groove, first groove is placed in the second inside grooves, and flushes at the first groove and the second groove upward opening；It is described
The bottom surface of baffle is against at the top of reset spring, the reset spring bottom is pressed together on the second groove floor；The middle shaft body is done
First inside grooves are plugged on when downward reciprocating motion, and middle shaft body bottom surface is bonded with the first groove floor.
7. a kind of magnetic press key according to claim 4, it is characterised in that: the third magnetic element, which is equipped with, to be fixed
Hole, the chassis interior are equipped with fixed column corresponding with fixation hole, and the third magnetic element is fixed on pedestal by fixed column
It is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821185331.7U CN208753194U (en) | 2018-07-25 | 2018-07-25 | A kind of magnetic press key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821185331.7U CN208753194U (en) | 2018-07-25 | 2018-07-25 | A kind of magnetic press key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208753194U true CN208753194U (en) | 2019-04-16 |
Family
ID=66057754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821185331.7U Active CN208753194U (en) | 2018-07-25 | 2018-07-25 | A kind of magnetic press key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208753194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11817278B2 (en) | 2021-04-29 | 2023-11-14 | Darfon Electronics Corp. | Magnetic type keyswitch |
-
2018
- 2018-07-25 CN CN201821185331.7U patent/CN208753194U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11817278B2 (en) | 2021-04-29 | 2023-11-14 | Darfon Electronics Corp. | Magnetic type keyswitch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 Room 201, building 1, 28 jinyuling Road, Dongcheng Street, Dongguan City, Guangdong Province Patentee after: DONGGUAN JINGYANG ELECTRONICS AND TECHNOLOGY Co.,Ltd. Address before: 523000 No. 509, area B, Datang e-commerce center, Taixin Road, pailouji community, Wanjiang street, Dongguan City, Guangdong Province (cluster registration) Patentee before: DONGGUAN JINGYANG ELECTRONICS AND TECHNOLOGY Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |