CN206497844U - A kind of key switch without hardware shell fragment - Google Patents
A kind of key switch without hardware shell fragment Download PDFInfo
- Publication number
- CN206497844U CN206497844U CN201720168384.7U CN201720168384U CN206497844U CN 206497844 U CN206497844 U CN 206497844U CN 201720168384 U CN201720168384 U CN 201720168384U CN 206497844 U CN206497844 U CN 206497844U
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- CN
- China
- Prior art keywords
- spring
- handle
- base
- rotating shaft
- shell fragment
- 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
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- 230000000694 effects Effects 0.000 abstract description 4
- 238000009527 percussion Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 235000019504 cigarettes Nutrition 0.000 abstract description 2
- 239000003989 dielectric material Substances 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000010301 surface-oxidation reaction Methods 0.000 abstract description 2
- 210000003739 neck Anatomy 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005693 optoelectronics Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
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- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
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- Toys (AREA)
Abstract
The utility model discloses a kind of key switch without hardware shell fragment, includes base, upper lid, handle, rotating shaft, the first spring and second spring；Enclosed between upper lid and base and be configured to accommodating cavity；The handle can be arranged in accommodating cavity up and downly, and handle has a press section and an axle portion.This product is made up of base, upper lid, handle, rotating shaft, the first spring and second spring, during use, in the presence of the first spring, rotating shaft moment drop to be formed percussion collision send sound, while show it is clear-cut by tactile paragraph sense.The utility model is simple in construction, not using the hardware shell fragment of conventional mechanical switch, it is to avoid hardware shell fragment because of materials variances or surface oxidation and caused by the bad problem of performance.Because the resilience of handle is directly controlled by second spring active force, the influence of the impedance dielectrics such as the cigarette ash debris in use environment has been resisted in enhancing, service life is substantially increased, effect is good and cost is low, so as to be brought convenience for the use of user.
Description
Technical field
The utility model is related to the key switch technical field in input equipment field, more particularly to keyboard, refers in particular to one
Plant the key switch without hardware shell fragment.
Background technology
Keyboard is generally divided into mechanical contact-type and optoelectronic switch formula, and wherein optoelectronic switch formula keyboard utilizes photoelectricity
RMD fing mode decoupling, substitutes mechanical contact-type structure, and it utilizes optical principle and photoelectric coupling technology, by infrared emission tube and infrared ray
Reception pipe forms the path of light, and light blocking part is carrying out the cut-out of light path and turned on to realize contactor to change circuit impedance.Phase
Than in other keyboards, optoelectronic switch formula keyboard long lifespan is varied less using handfeel of keys after long-time.
However, the problem of current button generally existing is complicated, and still can lack by tentacle sense in pressing
And sound, it is unobvious by sense of touch official to button, to using making troubles.Therefore, it is necessary to be improved to current button.
Utility model content
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide one kind without hardware to the utility model
The key switch of shell fragment, the problem of it can effectively solve existing press-key structure complexity and lack by tentacle sense and sound.
To achieve the above object, the utility model is using following technical scheme：
A kind of key switch without hardware shell fragment, includes base, upper lid, handle, rotating shaft, the first spring and the second bullet
Spring；Lid is fixedly connected with base on this, is enclosed between upper lid and base and has been configured to accommodating cavity；The handle can be set up and downly
In in accommodating cavity, handle has a press section and an axle portion, and the upper end of the press section protrudes upward lid, the lower end of the axle portion to
Lower stretching base；The rotating shaft can be sheathed on outside axle portion up and downly, and rotating shaft is located in accommodating cavity, and the lower surface of rotating shaft is butted on appearance
Put on the inner bottom surface of chamber；First spring housing is outside axle portion, and the first spring is located in accommodating cavity, the two ends difference of the first spring
It is butted on handle and rotating shaft, the first spring promotes rotating shaft movable downwards；The second spring is located in accommodating cavity, and the two of second spring
End is butted on handle and base respectively, and second spring promotes handle movable upwards, and the elastic force of second spring is more than the first spring
Elastic force.
It is preferred that, the left and right sides of the handle is provided with guiding neck, and the upper end radial symmetric of the rotating shaft is to extension
Guiding card column is extended with, two guiding card columns are caught in two guiding necks.
It is preferred that, the two guiding neck is symmetrical in 45 degree.
It is preferred that, the side of the handle is convexly equipped with positioning guide column, and the inwall of base is provided with slide rail, and positioning guide column is embedded in
It is in slide rail and up and down along slide rail.
It is preferred that, the lower end of the rotating shaft week side be convexly equipped with multiple boss, the inner bottom surface of the base be provided with it is multiple
Step is indexed, multiple boss coordinate with multiple indexing steps to be positioned.
It is preferred that, the inwall of the rotating shaft is convexly equipped with limited step, and the lower end of first spring, which is butted on limited step, determines
Position.
It is preferred that, the bottom of the base is provided with PCBA board, infrared emission tube is provided with the PCBA board and infrared
Line reception pipe, the infrared emission tube and infrared receiver tube are opposite to each other, and foregoing axle portion can be arranged at infrared up and downly
Between line transmitting tube and infrared receiver tube.
It is preferred that, the infrared emission tube is paster infrared emission tube, and the infrared receiver tube is paster infrared ray
Reception pipe.
It is preferred that, the lateral surface of the base is convexly equipped with buckle, and use is formed between the buckle and the flange of base top
In the neck of fixed panel.
It is preferred that, the upper lid is installed with base buckle to be connected.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme is understood：
This product is made up of base, upper lid, handle, rotating shaft, the first spring and second spring, simple in construction, uses process
In, in the presence of the first spring, rotating shaft moment drop to be formed percussion collision send sound, while also resulting in the sense of moment interim card
Feel, pressing feel is formed, so as to be brought convenience for the use of user.
More clearly to illustrate architectural feature of the present utility model and effect, come below in conjunction with the accompanying drawings with specific embodiment pair
The utility model is described in detail.
Brief description of the drawings
Fig. 1 is the assembling schematic perspective view of the preferred embodiment of the utility model；
Fig. 2 is the exploded view of the preferred embodiment of the utility model；
Fig. 3 is the sectional view of the preferred embodiment of the utility model；
Fig. 4 be the utility model preferred embodiment in base enlarged diagram；
Fig. 5 be the utility model preferred embodiment in base installation constant cross-section figure；
Fig. 6 be the utility model preferred embodiment in base top view；
Fig. 7 be the utility model preferred embodiment in handle enlarged diagram；
Fig. 8 be the utility model preferred embodiment in another angle of handle enlarged diagram；
Fig. 9 be the utility model preferred embodiment in rotating shaft enlarged diagram；
Figure 10 be the utility model preferred embodiment in rotating shaft sectional view.
Accompanying drawing identifier declaration：
10th, base 11, buckle
12nd, flange 13, slide rail
14th, indexing step 101, accommodating cavity
102nd, neck 20, upper lid
30th, handle 31, press section
32nd, axle portion 33, positioning guide column
34th, guiding neck 40, rotating shaft
41st, guiding card column 42, boss
43rd, limited step 50, the first spring
60th, second spring 70, panel
81st, PCBA board 82, infrared emission tube
83rd, infrared receiver tube
Embodiment
It refer to shown in Fig. 1 to Figure 10, that show the concrete structure of the preferred embodiment of the utility model, include
Base 10, upper lid 20, handle 30, rotating shaft 40, the first spring 50 and second spring 60.
Lid 20 is fixedly connected with base 10 on this, is enclosed between upper lid 20 and base 10 and has been configured to accommodating cavity 101；In this reality
Apply in example, the upper lid 20 is installed with the buckle of base 10 and is connected.The lateral surface of the base 10 is convexly equipped with buckle 11, the buckle 11
The neck 102 for fixed panel 70 is formed between the flange 12 at the top of base 10, the structure design of buckle 11 is triangle
Shape, and it is symmetrical, make the uniform force after installation, product can be steadily fixed in the middle of the hole of panel 70, it is to avoid cause production
Product are tilted, simple and convenient when insertion is with taking out.
The handle 30 can be arranged in accommodating cavity 101 up and downly, and handle 30 has a press section 31 and an axle portion 32,
The upper end of the press section 31 protrudes upward lid 20, and the lower end of the axle portion 32 extends downwardly from base 10, and axle portion 32 coordinates function will
Ask and be designed as rational diameter and length.In the present embodiment, the side of the handle 30 is convexly equipped with positioning guide column 33, base 10
Inwall be provided with slide rail 13, positioning guide column 33 be embedded in it is in slide rail 13 and up and down along slide rail 13, to slide up and down not
Off normal.
The rotating shaft 40 can be sheathed on outside axle portion 32 up and downly, and rotating shaft 40 is located in accommodating cavity 101, the lower end of rotating shaft 40
Face is butted on the inner bottom surface of accommodating cavity 101；In the present embodiment, the left and right sides of the handle 30 is provided with guiding neck
34, the upper end radial symmetric of the rotating shaft 40 has extended outward guiding card column 41, and two guiding card columns 41 are caught in two guiding necks 34
In, also, the two guiding neck 34 is symmetrical in 45 degree.The lower end week side of the rotating shaft 40 is convexly equipped with multiple boss 42, should
Multiple indexing steps 14 are provided with the inner bottom surface of base 10, multiple boss 42 coordinate with multiple indexing steps 14 to be positioned, with reality
Stepping is positioned during rotation now, and boss 42 and indexing step 14 are four；In addition, the inwall projection limited location of the rotating shaft 40
Step 43, the lower end of first spring 50, which is butted on limited step 43, to be positioned.
First spring 50 is sheathed on outside axle portion 32, and the first spring position 50 is in accommodating cavity 101, the two ends of the first spring 50
It is butted on respectively on handle 30 and rotating shaft 40, the first spring 50 promotes the activity downwards of rotating shaft 40.
The second spring 60 is located in accommodating cavity 101, and the two ends of second spring 60 are butted on handle 30 and base 10 respectively,
Second spring 60 promotes the activity upwards of handle 30, and the elastic force of second spring 60 is more than the elastic force of the first spring 50.
The bottom of the base 10 is provided with PCBA board 81, infrared emission tube 82 is provided with the PCBA board 81 and infrared
Line reception pipe 83, the infrared emission tube 82 and infrared receiver tube 83 are opposite to each other, and foregoing axle portion 32 can be set up and downly
It is placed between infrared emission tube 82 and infrared receiver tube 83.In the present embodiment, the infrared emission tube 82 is paster
Infrared emission tube, the infrared receiver tube 83 is paster infrared receiver tube.
The application method that the present embodiment is described in detail is as follows：
In use, in the presence of the first spring 50, the bottom surface of the rotating shaft 40 is adjacent to base 10, now, infrared emitting
Pipe 82 and infrared receiver tube 83 are opposite to each other；When user presses pressuring press handle 30, handle 30 declines, during decline, rotating shaft
The guiding card column 41 of 40 both sides can automatically rotate along the shape of guiding neck 34, decline certain altitude, rotating shaft 40 also rotates one
Determine angle, now the axle portion 32 of handle 30 drops to proper height, axle portion 32 is blocked in infrared emission tube 82 and connect with infrared ray
Between closed tube 83, substantial switch on and off function is formed；When loosening handle 30, in the presence of second spring 60, handle
30 reset upwards, meanwhile, the boss 42 of the bottom of rotating shaft 40 departs from the indexing step 14 of base 10 to be slid, then, in the first bullet
In the presence of spring 50, the moment of rotating shaft 40, which drops, to be formed percussion collision and sends sound, while also result in the sensation of moment interim card, is formed
Press feel.
Design focal point of the present utility model is：This product is by base, upper lid, handle, rotating shaft, the first spring and second spring
Composition, during use, in the presence of the first spring, rotating shaft moment drop to be formed percussion collision send sound, simultaneously present
It is clear-cut by tactile paragraph sense to go out.The utility model is simple in construction, not using the hardware shell fragment of conventional mechanical switch, it is to avoid five
Golden shell fragment because of materials variances or surface oxidation and caused by the bad problem of performance.Because the resilience of handle is directly made by second spring
Firmly control, the influence of the impedance dielectrics such as the cigarette ash debris in use environment has been resisted in enhancing, substantially increases service life, imitate
Fruit is good and cost is low, so as to be brought convenience for the use of user.
Technical principle of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and the limitation to the utility model protection domain can not be construed in any way.Based on explanation herein,
Those skilled in the art, which would not require any inventive effort, can associate other embodiments of the present utility model,
These modes are fallen within protection domain of the present utility model.
Claims (10)
1. a kind of key switch without hardware shell fragment, it is characterised in that：Include base, upper lid, handle, rotating shaft, the first spring
And second spring；Lid is fixedly connected with base on this, is enclosed between upper lid and base and has been configured to accommodating cavity；The handle can above and below
Actively it is arranged in accommodating cavity, handle has a press section and an axle portion, the upper end of the press section protrudes upward lid, the axle
The lower end in portion extends downwardly from base；The rotating shaft can be sheathed on outside axle portion up and downly, and rotating shaft is located in accommodating cavity, under rotating shaft
End face is butted on the inner bottom surface of accommodating cavity；First spring housing is outside axle portion, and the first spring is located in accommodating cavity, the first spring
Two ends be butted on respectively on handle and rotating shaft, the first spring promotes rotating shaft movable downwards；The second spring is located in accommodating cavity, the
The two ends of two springs are butted on handle and base respectively, and second spring promotes handle movable upwards, and the elastic force of second spring is more than
The elastic force of first spring.
2. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The left and right sides of the handle is all provided with
Guiding neck is equipped with, the upper end radial symmetric of the rotating shaft has extended outward guiding card column, and two guiding card columns are caught in two guiding cards
In groove.
3. the key switch as claimed in claim 2 without hardware shell fragment, it is characterised in that：The two guidings neck is in 45 degree pairs
Claim.
4. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The side of the handle is convexly equipped with fixed
Position guide pillar, the inwall of base is provided with slide rail, and positioning guide column is embedded in slide rail and up and down along slide rail.
5. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The lower end week side of the rotating shaft is convex
Provided with multiple boss, multiple indexing steps are provided with the inner bottom surface of the base, multiple boss coordinate fixed with multiple indexing steps
Position.
6. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The inwall projection of the rotating shaft is limited
Position step, the lower end of first spring, which is butted on limited step, to be positioned.
7. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The bottom of the base is provided with
Infrared emission tube and infrared receiver tube are provided with PCBA board, the PCBA board, the infrared emission tube and infrared receiver
Pipe is opposite to each other, and foregoing axle portion can be arranged between infrared emission tube and infrared receiver tube up and downly.
8. the key switch as claimed in claim 7 without hardware shell fragment, it is characterised in that：The infrared emission tube is paster
Infrared emission tube, the infrared receiver tube is paster infrared receiver tube.
9. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The lateral surface of the base is convexly equipped with
Buckle, is formed with the neck for fixed panel between the buckle and the flange of base top.
10. the key switch as claimed in claim 1 without hardware shell fragment, it is characterised in that：The upper lid is pacified with base buckle
Load connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720168384.7U CN206497844U (en) | 2017-02-24 | 2017-02-24 | A kind of key switch without hardware shell fragment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720168384.7U CN206497844U (en) | 2017-02-24 | 2017-02-24 | A kind of key switch without hardware shell fragment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206497844U true CN206497844U (en) | 2017-09-15 |
Family
ID=59806466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720168384.7U Expired - Fee Related CN206497844U (en) | 2017-02-24 | 2017-02-24 | A kind of key switch without hardware shell fragment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206497844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107831929A (en) * | 2017-12-06 | 2018-03-23 | 东莞市集贤电子有限公司 | A kind of optical mouse switch and the mouse with this switch |
-
2017
- 2017-02-24 CN CN201720168384.7U patent/CN206497844U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107831929A (en) * | 2017-12-06 | 2018-03-23 | 东莞市集贤电子有限公司 | A kind of optical mouse switch and the mouse with this switch |
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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: 20170915 |