CN203535572U - Improved Bluetooth wireless keyboard - Google Patents
Improved Bluetooth wireless keyboard Download PDFInfo
- Publication number
- CN203535572U CN203535572U CN201320631090.5U CN201320631090U CN203535572U CN 203535572 U CN203535572 U CN 203535572U CN 201320631090 U CN201320631090 U CN 201320631090U CN 203535572 U CN203535572 U CN 203535572U
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- CN
- China
- Prior art keywords
- stainless steel
- steel substrates
- keyboard
- leading portion
- wireless keyboard
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- Expired - Fee Related
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Abstract
An improved Bluetooth wireless keyboard comprises a frame, a keyboard circuit and more than two keys. The keyboard circuit comprises a Bluetooth wireless communication module and a power source inside, the keyboard circuit is arranged in the frame, the keys are arranged in the frame, the portion, below each key, of the frame is provided with an elastic contact switch, each elastic contact switch is connected with the keyboard circuit through an electric conductor of the elastic contact switch, each key comprises a stainless steel sheet, the front section of each stainless steel sheet and the bottom face of the frame are fixed, an included angle is formed between the middle section of each stainless steel sheet and the front section of the stainless steel sheet, the middle section of each stainless steel sheet is punched downwards to form a circular protruding point, each circular protruding point is located above the corresponding elastic contact switch, and a keycap is connected to the rear portion of each stainless steel sheet. According to the improved Bluetooth wireless keyboard, each elastic contact switch on a circuit board is pushed through the circular protruding point in the middle section of the corresponding stainless steel sheet, so that the elastic conduct switches are in contact with each other and are turned on, the thickness of the keyboard is reduced, the height stroke and touch feeling are kept appropriate, the service life is long, and cost is low.
Description
Technical field:
The utility model relates to electricity field, relates in particular to keyboard, particularly a kind of improved blue teeth wireless keyboard.
Background technology:
In prior art, panel computer and notebook computer be for improving portability and dirigibility, extensively adopts independently keyboard as input media, and preferably adopt bluetooth radio module to realize the push button signalling transmission of keyboard and panel computer and notebook computer.Because keyboard thickness is larger, be difficult to reduce to the thickness of consumer's expectation, even if reaching under the state of product thickness limit, the height stroke of button dwindles greatly, affects feel, in addition, the cost of manufacture of frivolous keyboard is higher, push button longevity end, and thoughts and feelings rate is low.
Summary of the invention:
The purpose of this utility model is to provide a kind of improved blue teeth wireless keyboard, and described this improved blue teeth wireless keyboard will solve blue teeth wireless keyboard thickness in prior art and be difficult to attenuate, button height stroke is little, feel is poor technical matters.
This improved blue teeth wireless keyboard of the present utility model, comprise a framework, the button of a keyboard circuit and two above numbers, in described keyboard circuit, include blue tooth wireless communication module and power supply, keyboard circuit is arranged in described framework, described key arrangement is in framework, in the framework of any one button below, be distributed with a resilient contact switch, resilient contact switch described in any one is all connected with keyboard circuit by electric conductor separately, wherein, button described in any one all comprises a stainless steel substrates separately, the leading portion of described stainless steel substrates is fixedly connected with the circuit board of bottom surface person's keyboard circuit of framework, between the stage casing of stainless steel substrates and leading portion, be provided with angle, in the stage casing of stainless steel substrates, punching press downwards has a boss point, described boss point is positioned at the top of described resilient contact switch, the back segment of stainless steel substrates is connected with a keycap.
Further, between the stage casing of stainless steel substrates and back segment, be provided with angle.
Further, the leading portion of stainless steel substrates is parallel to the bottom surface of framework.
Further, the back segment of stainless steel substrates and the leading portion of stainless steel substrates are parallel.
Further, the upside of the leading portion of stainless steel substrates is provided with a positioning pressuring plate.
Further, the thickness of stainless steel substrates is between 0.2mm～0.5mm.
Further, the angle between stainless steel substrates leading portion and stage casing is 11 degree, and the stage casing of stainless steel substrates and the angle between back segment are 170 degree.
Further, the diameter of boss point be 1.0mm, highly for 0.5mm.
Further, the width in stainless steel substrates stage casing is less than the width of stainless steel substrates leading portion or stainless steel substrates back segment.
Further, in the adjacent in stainless steel substrates leading portion and stage casing, be provided with a through hole.
Concrete, the keyboard circuit described in the utility model, blue tooth wireless communication module and resilient contact switch all can adopt known schemes of the prior art, and relevant above-mentioned known technology, does not repeat them here.Preferably, resilient contact switch adopts top to be domed contact switch.
Principle of work of the present utility model is: the leading portion of stainless steel substrates is fixedly connected with the circuit board of person's keyboard circuit on circuit board, back segment at stainless steel substrates, utilizes lever principle, makes the boss point in stainless steel substrates stage casing obtain larger downward acting force, thereby promote the resilient contact switch of below, make its contact conducting, unclamp after stainless steel substrates back segment, stainless steel substrates elasticity is recovered, boss point departs from resilient contact switch, resilient contact switch resets, and circuit disconnects, and completes and once presses circulation.The through hole arranging in the adjacent in stainless steel substrates leading portion and stage casing, can improve the feel while pressing.
The utility model and prior art are compared, and its effect is actively with obvious.The utility model is provided with the lever button that stainless steel substrates forms in blue teeth wireless keyboard, utilize the boss point in stainless steel substrates stage casing to promote the resilient contact switch on circuit board, make its contact conducting, the thickness of pressing structure is little, when using the property contact switch of 0.2mm～0.4mm stroke, the stroke of pressing structure can reduce to 0.5mm～0.9mm, thereby greatly reduced the thickness of keyboard, reaching under the state of product thickness limit, keep applicable height stroke and feel, life-span is long, and cost is few.
Accompanying drawing explanation:
Fig. 1 is the plan structure schematic diagram of improved blue teeth wireless keyboard of the present utility model.
Fig. 2 is the forward part section plan structure schematic diagram of improved blue teeth wireless keyboard of the present utility model.
Fig. 3 is the plan structure schematic diagram of a button in improved blue teeth wireless keyboard of the present utility model.
Fig. 4 is a button in the improved blue teeth wireless keyboard of the present utility model structural representation when normality.
Fig. 5 is a button in the improved blue teeth wireless keyboard of the present utility model structural representation after pressing.
Embodiment:
Embodiment 1:
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, improved blue teeth wireless keyboard of the present utility model, comprise a framework 14, the button 15 of a keyboard circuit (not shown) and two above numbers, in described keyboard circuit, include blue tooth wireless communication module and power supply, keyboard circuit is arranged in described framework 14, described button 15 is arranged in framework 14, in the framework 14 of any one button 15 below, be distributed with a resilient contact switch 7, resilient contact switch 7 described in any one is all connected with keyboard circuit by electric conductor separately, wherein, button 15 described in any one all comprises a stainless steel substrates 1 separately, the leading portion 11 of described stainless steel substrates 1 is fixedly connected with the bottom surface of framework 14 or the circuit board of keyboard circuit, between the stage casing 12 of stainless steel substrates 1 and leading portion 11, be provided with angle, in the stage casing 12 of stainless steel substrates 1, punching press downwards has a boss point 4, described boss point 4 is positioned at the top of described resilient contact switch 7, the back segment 13 of stainless steel substrates 1 is connected with a keycap 6.
Further, between the stage casing 12 of stainless steel substrates 1 and back segment 13, be provided with angle.
Further, the leading portion 11 of stainless steel substrates 1 is parallel to the bottom surface of framework 14.
Further, the back segment 13 of stainless steel substrates 1 and the leading portion 11 of stainless steel substrates 1 are parallel.
Further, the upside of the leading portion 11 of stainless steel substrates 1 is provided with a positioning pressuring plate 5.
Further, the thickness of stainless steel substrates 1 is between 0.2mm～0.5mm.
Further, the angle between stainless steel substrates 1 leading portion 11 planes and stage casing 12 is 11 degree, and stage casing 12 and the angle between back segment 13 of stainless steel substrates 1 are 170 degree.
Further, stainless steel substrates 1 leading portion 11 is fixedly connected on a circuit board, is fixedly installed a resilient contact switch 7 on described circuit board, and described boss point 4 is positioned at the upside of described resilient contact switch 7.
Further, the diameter of boss point 4 be 1.0mm, highly for 0.5mm.
Further, the width in stainless steel substrates 1 stage casing 12 is less than the width of stainless steel substrates 1 leading portion 11 or stainless steel substrates 1 back segment 13.
Further, in the adjacent in stainless steel substrates 1 leading portion 11 and stage casing 12, be provided with a through hole 9.
The principle of work of the present embodiment is: the leading portion 11 of stainless steel substrates 1 is fixed on the bottom surface of framework 14 or the circuit board of keyboard circuit, back segment 13 at stainless steel substrates 1, utilize lever principle, make the boss point 4 in stainless steel substrates 1 stage casing 12 obtain larger downward acting force, thereby promote the resilient contact switch 7 of below, make its contact conducting, unclamp after stainless steel substrates 1 back segment 13, stainless steel substrates 1 elasticity is recovered, boss point 4 departs from resilient contact switch 7, resilient contact switch 7 resets, and circuit disconnects, and completes and once presses circulation.The through hole 9 arranging in the adjacent in stainless steel substrates 1 leading portion 11 and stage casing 12, can improve the feel while pressing.
Claims (10)
1. an improved blue teeth wireless keyboard, comprise a framework, the button of a keyboard circuit and two above numbers, in described keyboard circuit, include blue tooth wireless communication module and power supply, keyboard circuit is arranged in described framework, described key arrangement is in framework, in the framework of any one button below, be distributed with a resilient contact switch, resilient contact switch described in any one is all connected with keyboard circuit by electric conductor separately, it is characterized in that: the button described in any one all comprises a stainless steel substrates separately, the leading portion of described stainless steel substrates is fixedly connected with the circuit board of bottom surface person's keyboard circuit of framework, between the stage casing of stainless steel substrates and leading portion, be provided with angle, in the stage casing of stainless steel substrates, punching press downwards has a boss point, described boss point is positioned at the top of described resilient contact switch, the back segment of stainless steel substrates is connected with a keycap.
2. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: between the stage casing of stainless steel substrates and back segment, be provided with angle.
3. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the leading portion of stainless steel substrates is parallel to the bottom surface of framework.
4. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the back segment of stainless steel substrates is parallel with the leading portion of stainless steel substrates.
5. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the upside of the leading portion of stainless steel substrates is provided with a positioning pressuring plate.
6. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the thickness of stainless steel substrates is between 0.2mm～0.5mm.
7. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the angle between stainless steel substrates leading portion and stage casing is 11 degree, and the stage casing of stainless steel substrates and the angle between back segment are 170 degree.
8. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the diameter of boss point is 1.0mm, is highly 0.5mm.
9. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: the width in stainless steel substrates stage casing is less than the width of stainless steel substrates leading portion or stainless steel substrates back segment.
10. improved blue teeth wireless keyboard as claimed in claim 1, is characterized in that: in the adjacent in stainless steel substrates leading portion and stage casing, be provided with a through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631090.5U CN203535572U (en) | 2013-10-14 | 2013-10-14 | Improved Bluetooth wireless keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320631090.5U CN203535572U (en) | 2013-10-14 | 2013-10-14 | Improved Bluetooth wireless keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203535572U true CN203535572U (en) | 2014-04-09 |
Family
ID=50421763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320631090.5U Expired - Fee Related CN203535572U (en) | 2013-10-14 | 2013-10-14 | Improved Bluetooth wireless keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203535572U (en) |
-
2013
- 2013-10-14 CN CN201320631090.5U patent/CN203535572U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140409 Termination date: 20171014 |