CN207883573U - A kind of keyboard - Google Patents
A kind of keyboard Download PDFInfo
- Publication number
- CN207883573U CN207883573U CN201820261800.2U CN201820261800U CN207883573U CN 207883573 U CN207883573 U CN 207883573U CN 201820261800 U CN201820261800 U CN 201820261800U CN 207883573 U CN207883573 U CN 207883573U
- Authority
- CN
- China
- Prior art keywords
- fixed frame
- covering
- keyboard
- keycap
- key
- 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.)
- Expired - Fee Related
Links
- 238000013507 mapping Methods 0.000 claims abstract description 45
- 239000004033 plastic Substances 0.000 claims description 7
- 239000000428 dust Substances 0.000 abstract description 13
- 238000004140 cleaning Methods 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Landscapes
- Input From Keyboards Or The Like (AREA)
Abstract
The utility model is suitable for machinery equipment field, provides a kind of keyboard, the keyboard includes：Lower cover；Pcb board on the lower lid；It is fixedly connected with the lower cover, the fixed frame for fixing the pcb board, the fixed frame is equipped with key hole；It can be covered on the fixed frame, the covering being detachably connected with the fixed frame, multiple pressable key mappings are provided on the covering, the key mapping is corresponded with the key hole on the fixed frame；And multiple keycaps for being removably connected to the key mapping outer surface.By the way that a covering is arranged on fixed frame, and the covering with fixed frame by being detachably connected, therefore when removing keycap, it can be directly by dismantling covering, it realizes integrated removal, reduces waste of time, and only need cleaning covering and keycap, it is cleared up without the circuit to bottom, therefore convenient for clearing up dust.
Description
Technical field
The utility model belongs to machinery equipment field more particularly to a kind of keyboard.
Background technology
With the development of science and technology and internet it is universal, the terminal devices such as computer have come into thousand ten thousand
Family becomes an essential part in people's live and work, and keyboard is as the most common input unit of electronic device
One of, it is widely used in computer, electronic instrument and various terminal equipment.
Existing keyboard is due to being typically to use independent key cap of key set structure, in use, by pressing keycap,
So that the electrical contact of keycap and keyboard, and then push button signalling is generated, realize information input, but it is removable due to keycap
Dynamic property, causes, can not be closed between keycap and keyboard, there are certain gaps, therefore can not play the role of water proof and dust proof, adopt
With independent press-key structure, when dismounting, need the dismounting of one keycap of a keycap, can not integrated removal, take very much, and tear open
Also inconvenience is cleared up after unloading.
Utility model content
The utility model provides a kind of keyboard, it is intended to solve it is existing in the prior art can not integrated removal, and after dismantling
The problem of inconvenience cleaning.
The utility model is realized in this way a kind of keyboard, including：
Lower cover；
Pcb board on the lower lid；
It is fixedly connected with the lower cover, the fixed frame for fixing the pcb board, the fixed frame is equipped with key hole；
It can be covered on the fixed frame, the covering being detachably connected with the fixed frame, be arranged on the covering
There are multiple pressable key mappings, the key mapping to be corresponded with the key hole on the fixed frame；And
Multiple keycaps for being removably connected to the key mapping outer surface.
Preferably, the covering is coordinated with the keycap by way of clamping.
Preferably, the bottom of the keycap is provided with hook, is provided in the key mapping and the matched card of the hook
Button.
Preferably, the key mapping is retractable structure, and the bottom of the key mapping is provided with contact stud, when the key mapping by
When pressed by external force, the contact stud passes through the key hole, is contacted with the pcb board.
Preferably, the keycap bottom is provided with contact stud, and the key mapping is provided with the appearance for accommodating the contact stud
Receive hole, when the keycap is by pressed by external force, the contact stud passes through the receiving hole and the key hole, and described
Pcb board contacts.
Preferably, sleeve is provided on the pcb board, the fixed frame can be embedded at the fixation in the sleeve by one
Axis is connect with the pcb board.
Preferably, the keyboard further include at least two buckle, the lower cover in the width direction on be oppositely arranged at least one
Group with the hook being clasped, the covering in the width direction on be oppositely arranged at least one set be clasped with described
Hook so that the covering is fixedly connected with the lower cover.
Preferably, the lower cover is connected through a screw thread with the fixed frame.
Preferably, the covering is plastic parts, and the keycap is plastic parts.
In the utility model embodiment, a kind of keyboard, including lower cover are provided；Pcb board on the lower lid；
It is fixedly connected with the lower cover, the fixed frame for fixing the pcb board；The fixed frame is equipped with key hole；It can be covered in
On the fixed frame, the covering being detachably connected with the fixed frame is provided with multiple pressable key mappings on the covering,
The key mapping is corresponded with the key hole on the fixed frame；And multiple keys for being removably connected to the key mapping outer surface
Cap.By on fixed frame be arranged a covering, and the covering with fixed frame by being detachably connected, therefore dismounting key
When cap, can directly by dismantle covering, can with integrated removal, reduce waste of time, and only need cleaning covering with
And keycap, it is cleared up without the circuit to bottom, therefore convenient for clearing up dust.
Description of the drawings
Fig. 1 is a kind of explosive view for keyboard that the utility model embodiment provides；
Fig. 2 is a kind of structural schematic diagram for keycap that the utility model embodiment provides；
Fig. 3 is a kind of structural schematic diagram for covering that the utility model embodiment provides；
Fig. 4 is a kind of structural schematic diagram for lower cover that the utility model embodiment provides.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In the utility model embodiment, by the way that the covering being detachably connected with fixed frame, and the covering is arranged
On be provided with multiple key mappings, the outer surface of the key mapping can be detachably connected with keycap, therefore when removing keycap, can directly be led to
Dismounting covering is crossed, waste of time can be reduced with integrated removal, and only need cleaning covering and keycap, be not necessarily to
The circuit of bottom is cleared up, therefore convenient for clearing up dust.
The embodiment of the present invention is described in detail below by way of specific embodiment.
Referring to Fig. 1, the utility model embodiment provides a kind of keyboard, including lower cover 10；On the lower cover 10
Pcb board (not shown)；It is fixedly connected with lower cover 10, the fixed frame 20 for fixing pcb board；Fixed frame 20 is equipped with button
Hole 21；It can be covered on fixed frame 20, the covering 30 being detachably connected with fixed frame 20, be provided on covering 30 multiple
Pressable key mapping 31, key mapping 31 are corresponded with the key hole 21 on fixed frame 20；And multiple it is removably connected to key mapping 31
The keycap 40 of outer surface.
In the utility model embodiment, by the way that a covering is arranged on fixed frame, and the covering and fixed frame are logical
It crosses and is detachably connected, therefore when removing keycap, can reduce the time with integrated removal directly by dismantling covering
Waste, and only need cleaning covering and keycap, is cleared up without the circuit to bottom, thus convenient for dust into
Row cleaning.
Referring to Fig. 2, Fig. 3, in the utility model embodiment, covering 30 is coordinated with keycap 40 by way of clamping,
Specifically, the bottom of keycap 40 is provided with hook 41, be provided in key mapping 31 with the matched buckle 311 of hook 41, work as installation
When keycap 40, keycap 40 can be nested under the effect of external force on 31 outer surface of key mapping, and the hook 41 can be with the buckle 311
Clamping structure is formed, it is simple in structure, it is easy to disassemble.
Wherein, which is at least 2, and corresponding buckle 311 is also at least 2, by the way that at least two phase interworking is arranged
The hook 41 and buckle 311 of conjunction can make keycap 40 and covering stable connection, be not susceptible to move.
Referring to Fig. 1, Fig. 2, Fig. 3 in one embodiment of the utility model, key mapping 31 is retractable structure, the key mapping 31
Bottom be provided with contact stud, when key mapping 31 is by pressed by external force, the contact stud pass through key hole 21, contacted with pcb board.Make
For a kind of embodiment, may be provided with rubber cap on the pcb board, when the keycap 40 for the outer surface for being set in the key mapping 31 receive it is outer
When power presses, the position of the key mapping 31 is moved, and is driven contact stud to move down and is contacted with the rubber cap and give the rubber cap
Apply pressure, until, which contacts with the pcb board, forms contact signal, at this point, when cancelling the external force for being applied to keycap,
Rubber cap restores normal condition under the action of elastic deformation, and contact stud is driven to move up, and keycap restores home position, this
When, complete primary information input operation.
Wherein, concretely rubber material can occur elastic deformation, adopt the retractable structure when by pressed by external force
With rubber material, on the one hand can obstruct dust and moisture and keyboard is entered by key hole, on the other hand, cost compared with
It is low, and convenient for cleaning.
It, can by setting the key mapping 31 to retractable structure referring to Fig. 1, Fig. 2, Fig. 3 in the utility model embodiment
Gap is formed to avoid in the installation site of keycap 40 and key mapping 31, when in use, directly passes through the flexible and pcb board of key mapping 31
Contact signal is formed, therefore dust and moisture can be effectively prevent to enter keyboard, and simple in structure, keycap 40
It is easy to disassemble with key mapping 31, facilitate and is cleaned.
Referring to Fig. 1, Fig. 2, Fig. 3, in another embodiment of the utility model, 40 bottom of the keycap is provided with contact
Column, the key mapping 31 are provided with the receiving hole for accommodating the contact stud, and when keycap 40 is by pressed by external force, contact stud passes through should
Receiving hole and key hole 21, contact with pcb board.As an implementation, which can be bulge-structure, at this
The centrally disposed receiving hole for being useful for accommodating the contact stud of bulge-structure is provided with rubber cap on the pcb board, when the keycap 40
When by pressed by external force, which moves down under the drive of keycap, and is contacted with the rubber cap, while giving rubber cap
Apply the power acted on downwards, until the rubber cap is contacted with pcb board, formation contact signal is applied to keycap at this point, working as and cancelling
External force, rubber cap restore normal condition under the action of elastic deformation, contact stud are driven to move up, and keycap restores raw bits
It sets, at this point, completing primary information input operation.
In the utility model embodiment, by setting key mapping 31 to bulge-structure, installed in key mapping 31 and keycap 40
When, the top of key mapping 31 can be contacted with the inner surface of keycap 40, therefore, when having dust or moisture falls on keyboard, due to key
Position 41 has certain height, and therefore, dust and moisture will not enter keyboard, can effectively prevent dust and water
Point, and it is simple in structure, it is easy to disassemble, it can be easy to clean.
It, can be in key mapping 31 and key effectively dust to be avoided to enter keyboard with moisture in the utility model embodiment
Sealing ring is arranged in gap location between cap 40, and to prevent the entrance of dust and moisture, which can be rubber ring.
In the utility model embodiment, sleeve is provided on pcb board, fixed frame 20 can be embedded at the sleeve by one
In fixing axle connect with pcb board.Specifically, being provided with sleeve on pcb board, it is provided with through-hole on fixed frame 20, the sleeve
The through-hole is may pass through, and is embedded in the sleeve by fixing axle, is fixedly connected with the sleeve, so that pcb board and fixed frame 20
It is fixed together, is through the above way fixedly connected with pcb board with fixed frame 20, can be easy to disassemble, and will not be to PCB
Plate causes to damage, and improves the service life of pcb board, and occupied space is smaller, does not interfere with the overall volume of keyboard.
Referring to Fig. 1, Fig. 3, Fig. 4 in the utility model embodiment, keyboard further includes at least two buckle, and lower cover 10 is along width
Be oppositely arranged at least one set of hooks 11 with 50 cooperation of buckle on degree direction, covering 30 in the width direction on be oppositely arranged
At least one set of hooks 32 with 50 cooperation of buckle, so that covering 30 is fixedly connected with lower cover 10.When in use, keycap 40 can
It is detachably connected with covering 30, covering 30 can be covered on lower cover 10, and by buckling the cooperation with hook, will be covered
Part 30 is connected together with lower cover 10, simple in structure, and with dismounting.
In the utility model embodiment, lower cover 10 is connected through a screw thread with fixed frame 30.Specifically, being set on lower cover 10
Multiple threaded holes are equipped with, the threaded hole being oppositely arranged with its threaded hole is provided on fixed frame 30, when installed, are passed through
Screw rod passes through the threaded hole being arranged on fixed frame 30 and lower cover 10, and by nut check, forms a fixed connection.By using
Thread connecting mode is attached, can be easy to disassemble, and simple in structure, cost is relatively low, and fixed form is relatively stable.
In the utility model embodiment, covering 10 is plastic parts, and keycap 50 is also plastic parts.By using plastic cement
Part can be cleaned directly by water, convenient and efficient, and will not be caused to damage to keyboard, easy to operation.
In the utility model embodiment, by the way that the covering being detachably connected with fixed frame, and the covering is arranged
On be provided with multiple key mappings, the outer surface of the key mapping can be detachably connected with keycap, therefore when removing keycap, can directly be led to
Dismounting covering man is crossed, waste of time can be reduced with integrated removal, and only need cleaning covering and keycap, be not necessarily to
The circuit of bottom is cleared up, therefore convenient for clearing up dust.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (9)
1. a kind of keyboard, which is characterized in that the keyboard includes：
Lower cover；
Pcb board on the lower lid；
It is fixedly connected with the lower cover, the fixed frame for fixing the pcb board, the fixed frame is equipped with key hole；
It can be covered on the fixed frame, the covering being detachably connected with the fixed frame, be provided on the covering more
A pressable key mapping, the key mapping are corresponded with the key hole on the fixed frame；And
Multiple keycaps for being removably connected to the key mapping outer surface.
2. keyboard as described in claim 1, which is characterized in that the covering is matched with the keycap by way of clamping
It closes.
3. keyboard as claimed in claim 2, which is characterized in that the bottom of the keycap is provided with hook, is set in the key mapping
It is equipped with and the matched buckle of the hook.
4. keyboard as described in claim 1, which is characterized in that the key mapping is retractable structure, and the bottom of the key mapping is set
It is equipped with contact stud, when the key mapping is by pressed by external force, the contact stud passes through the key hole, is contacted with the pcb board.
5. keyboard as described in claim 1, which is characterized in that the keycap bottom is provided with contact stud, the key mapping setting
It is useful for accommodating the receiving hole of the contact stud, when the keycap is by pressed by external force, the contact stud passes through the receiving
Hole and the key hole, contact with the pcb board.
6. keyboard as described in claim 1, which is characterized in that be provided with sleeve on the pcb board, the fixed frame passes through one
The fixing axle that can be embedded in the sleeve is connect with the pcb board.
7. keyboard as described in claim 1, which is characterized in that the keyboard further includes at least two buckle, and the lower cover rim is wide
Be oppositely arranged on degree direction it is at least one set of with the hook being clasped, the covering in the width direction on be oppositely arranged
It is at least one set of with the hook being clasped so that the covering is fixedly connected with the lower cover.
8. keyboard as described in claim 1, which is characterized in that the lower cover is connected through a screw thread with the fixed frame.
9. keyboard as described in claim 1, which is characterized in that the covering is plastic parts, and the keycap is plastic parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820261800.2U CN207883573U (en) | 2018-02-23 | 2018-02-23 | A kind of keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820261800.2U CN207883573U (en) | 2018-02-23 | 2018-02-23 | A kind of keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207883573U true CN207883573U (en) | 2018-09-18 |
Family
ID=63498353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820261800.2U Expired - Fee Related CN207883573U (en) | 2018-02-23 | 2018-02-23 | A kind of keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207883573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410081A (en) * | 2021-06-22 | 2021-09-17 | 深圳市盈嘉讯实业有限公司 | Keyboard device |
-
2018
- 2018-02-23 CN CN201820261800.2U patent/CN207883573U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410081A (en) * | 2021-06-22 | 2021-09-17 | 深圳市盈嘉讯实业有限公司 | Keyboard device |
| CN113410081B (en) * | 2021-06-22 | 2022-06-28 | 深圳市盈嘉讯实业有限公司 | Keyboard device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 |