CN204632642U - Stretching structure, button and keyboard - Google Patents
Stretching structure, button and keyboard Download PDFInfo
- Publication number
- CN204632642U CN204632642U CN201520308793.3U CN201520308793U CN204632642U CN 204632642 U CN204632642 U CN 204632642U CN 201520308793 U CN201520308793 U CN 201520308793U CN 204632642 U CN204632642 U CN 204632642U
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- CN
- China
- Prior art keywords
- stretching structure
- guide part
- button
- axle housing
- projection
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- 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.)
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Abstract
The utility model discloses a kind of stretching structure.It comprises the axle core that an axle housing and is placed in described axle housing inside; Described axle housing is a hollow housing with inwall, and described inner wall lower extends the first guide part, and described inwall is upwards the second guide part from described first guide part between the openend of axle housing; Described axle core comprises integrated first sliding component and the second sliding component, and described first sliding component runs through described first guide part, and described second sliding component runs through described second guide part.The utility model also discloses a kind of button and the keyboard that comprise above-mentioned stretching structure.The axle housing of the utility model stretching structure and axle core have employed the two-orbit structure of two place's guiding, button is not easily tilted in reciprocatory movement, also just makes the frictional dissipation between axle core and axle housing reduce.Button of the present utility model and keyboard have employed above-mentioned stretching structure, extend useful life, save resource.
Description
Technical field
The utility model relates to a kind of stretching structure.
The utility model also relates to a kind of button and keyboard.
Background technology
In prior art, the working method of the button on keyboard is that user passes through pressing keycap to touch the keyboard switch on base plate, and then make activation signal be passed to processor place, after the push action of keyboard completes, between keycap and base plate, elastic component just provides restoring force that keycap is recoiled to initial position.Generally speaking, the top of base plate is provided with the cover plate that has multiple through hole, described keycap is moved reciprocatingly by above-mentioned through hole, is provided with groove for sliding or projection at described through hole, is provided with projection or groove with the surrounding of the axle core that keycap is connected is then corresponding with it.
But, in use adopt the easy run-off the straight of button of this kind of single slide rail via design to cause axle core and through-hole wall to be swiped, cause two part frictions and loss causes greatly button to damage, and then cause shorten the useful life of keyboard.
Utility model content
The utility model provides the stretching structure that a kind of button not easily tilts.
The utility model additionally provide a kind of apply above-mentioned stretching structure, there is button compared with the long life and keyboard.
The utility model solves the problems of the technologies described above adopted technical scheme:
The utility model provides a kind of stretching structure, and it comprises: an axle housing and is placed in the axle core of described axle housing inside; Described axle housing is a hollow housing with inwall, and described inner wall lower extends the first guide part, and described inwall is upwards the second guide part from described first guide part between the openend of axle housing; Described axle core comprises the first integrated sliding component and the second sliding component, and described first sliding component runs through described first guide part, and described second sliding component runs through described second guide part.
As the further improvement of technique scheme, described inwall is provided with one first button bit, and the peripheral correspondence of described axle core is provided with first grab be interlocked with described first button bit.
As the further improvement of technique scheme, described first button bit is provided with the first guiding surface, and described first grab is provided with the second guiding surface matched with described first guiding surface; The openend of described axle housing is provided with the 3rd guiding surface, and described first grab is provided with the 4th guiding surface matched with described 3rd guiding surface.
As the further improvement of technique scheme, described first guide part is arranged along the axis direction perpendicular to described axle housing, its surface is provided with at least one first pilot hole, and described first sliding component correspondence is provided with at least one for running through the first projection of described first pilot hole.
As the further improvement of technique scheme, described second guide part comprises at least one the first gathering sill arranged along the axis direction of described axle housing, and described second sliding component correspondence comprises at least one the second projection matched with described first gathering sill.
As the further improvement of technique scheme, described stretching structure also comprises the spring to being located between axle core and the first guide part.
As the further improvement of technique scheme, the free end of described first sliding component is provided with the first accommodation space for placing described spring.
As the further improvement of technique scheme, the centre of described first guide part is provided with the 3rd projection of being inserted in for spring one end, the inner surface of described first accommodation space is provided with the 4th projection of being inserted in for the spring other end, and described 3rd projection is provided with the second pilot hole passed for the 4th projection.
The utility model provides a kind of button, and it comprises the keycap that a stretching structure as above and one and described stretching structure are connected.
As the further improvement of technique scheme, described keycap has a press surface and a connecting surface relative with described press surface, described connecting surface is provided with cross recessed groove, the free end correspondence of described second sliding component is provided with criss-cross 5th projection, and described recessed groove is connected with the 5th protruding interference fit.
The utility model additionally provides a kind of keyboard, and it comprises: plate in, and it is provided with at least one positioning through hole; One base plate, it is placed in below described plate; At least one button as above, it is fixedly arranged on described positioning through hole upper end; And at least one elastic component, it is located between described button and base plate, for providing the back stretch of button.
As the further improvement of technique scheme, described axle housing has the outer wall relative with described inwall, and the lower end of described outer wall is provided with one second grab, and described middle plate lower surface is provided with second button bit for being interlocked with described second grab; Described outer wall surface is provided with the 6th projection of position-limiting action together, and described 6th projection abuts with the upper end of described positioning through hole.
As the further improvement of technique scheme, described second grab is provided with the 5th guiding surface.
The beneficial effects of the utility model are:
The axle housing of the utility model stretching structure and axle core have employed the two-orbit structure of two place's guiding, button is not easily tilted in reciprocatory movement, also just makes the frictional dissipation between axle core and axle housing reduce.Button of the present utility model and keyboard have employed above-mentioned stretching structure, extend useful life, save resource.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model keyboard;
Fig. 2 is the fractionation structural representation of the utility model keyboard;
Fig. 3 is the structural representation of the utility model keyboard (in figure, keyboard only illustrates a button);
Fig. 4 is the structural representation of the utility model keyboard (not containing keycap and elastic component);
Fig. 5 is the full sectional view of the utility model keyboard (not containing keycap and elastic component);
Fig. 6 is the structural representation of the utility model button;
Fig. 7 is the structural representation of the utility model stretching structure;
Fig. 8 is the full sectional view of the utility model stretching structure.
Embodiment
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.Obviously; described embodiment is a part of embodiment of the present utility model, instead of whole embodiment, based on embodiment of the present utility model; other embodiments that those skilled in the art obtains under the prerequisite not paying creative work, all belong to the scope of the utility model protection.In addition, all connection/annexations related in patent, not singly refer to that component directly connects, and refer to and according to concrete performance, can connect auxiliary by adding or reducing, and form more excellent draw bail.Each technical characteristic in the utility model, can combination of interactions under the prerequisite of not conflicting conflict.
First please refer to Fig. 1, Fig. 2 and Fig. 3, the utility model keyboard comprises: plate 500, base plate (not drawing in figure), at least one button and at least one elastic component 600 in one, above-mentioned button comprises axle housing 100, axle core 200, spring 300 and a keycap 400, described axle housing 100, axle core 200 and spring 300 form a stretching structure, and this stretching structure is for supporting keycap 400.Wherein, passive base plate is placed in the orlop of keyboard, described base plate is provided with circuit board, middle plate 500 is connected formation one for placing the space of elastic component 600 with described base plate, axle housing 100 and middle plate 500 are connected, axle core 200 is placed in axle housing 100 inside and can moves reciprocatingly relative to axle housing 100, and keycap 400 is fixed on the upper end of described axle core 200.In a preferred embodiment, elastic component 600 is the silica gel push-button of one " volcanic crater " structure.In the present embodiment, the concrete course of work of keyboard is as follows: when button 400 be subject to external pressure effect move downward time, be with moving axis core 200 in the inner slide downward of axle housing 100 and elastic component 600 is depressed, the now circuit ON of keyboard, after push action completes, under the resilience force effect of elastic component 600, keycap 400 moves upward and gets back to initial position, in the process, spring 300 1 aspect can avoid axle core 200 to touch mutually with middle plate 500, on the other hand can assisted Extraction for the back stretch of keycap 400.
Please with reference to Fig. 3, Fig. 4 and Fig. 5.Axle housing 100 is a hollow housing with inwall 110 and outer wall 120, and the lower end of described outer wall 120 is provided with one second grab 181, and described second grab 181 is provided with the 5th guiding surface 181 being convenient to assemble.Middle plate 500 is provided with at least one positioning through hole 510, the corresponding button of each positioning through hole 510, and middle plate 500 lower surface is provided with second button bit 520 for being interlocked with described second grab 181; Described outer wall 120 surface is provided with the 6th projection 190 of position-limiting action together, and the described 6th protruding 190 abuts with the upper end of described positioning through hole 510.So, if there is the non-functional situation of button in user in use keyboard, it is new to change only to need whole button to dismantle, namely the keycap 400 shown in Fig. 3 and stretching structure (axle housing 100, axle core 200 and spring 300) are together changed, such keyboard just can continue to use, and efficiently avoid the waste of resource.
The structural representation of the utility model button is shown please with reference to Fig. 4 and Fig. 6, Fig. 6.As mentioned before, the utility model button comprises axle housing 100, axle core 200, spring 300 and a keycap 400.Described keycap 400 has a press surface 410 and a connecting surface 420 relative with press surface 410, described connecting surface 420 is provided with cross recessed groove 430, the free end correspondence of axle core 200 is provided with criss-cross 5th projection 260, and described recessed groove 430 is connected with the 5th protruding 260 interference fit.It should be noted that, keycap 400 in the present embodiment has multiple with the attachment of axle core 200, such as but not limited to bonding, riveted joint etc., even can by one-body molded to keycap 400 and axle core 200, not only can improve the structural strength of keyboard entirety thus, also can reduce manufacture and assembly cost simultaneously.
Please with reference to Fig. 3 to Fig. 8.The utility model stretching structure comprises axle housing 100, axle core 200 and a spring 300.
The first guide part is extended in inwall 110 bottom of described axle housing 100, and described inwall 110 is upwards the second guide part from described first guide part between the openend 140 of axle housing 100; Described axle core 200 comprises the first integrated sliding component and the second sliding component, and described first sliding component runs through described first guide part, and described second sliding component runs through described second guide part.In the present embodiment, described first guide part is arranged along the axis direction perpendicular to described axle housing 100, its surface is provided with at least one first pilot hole 150, and described first sliding component correspondence is provided with at least one for running through the first projection 220 of described first pilot hole 150; Described second guide part comprises at least one the first gathering sill 160 arranged along the axis direction of described axle housing 100, and described second sliding component correspondence comprises at least one the second projection 230 matched with described first gathering sill 160.
The inwall 110 of axle housing 100 is provided with one first button bit 130, and the peripheral correspondence of described axle core 200 is provided with first grab 210 be interlocked with described first button bit 130.Described first button bit 130 is provided with the first guiding surface 131, and described first grab 210 is provided with the second guiding surface 211 matched with described first guiding surface 131; The openend 140 of described axle housing 100 is provided with the 3rd guiding surface 141, and described first grab 210 is provided with the 4th guiding surface 212 matched with described 3rd guiding surface 141.The effect of above-mentioned 4 guiding surfaces is all be convenient to the mounting or dismounting between axle core 200 and axle housing 100.
Described spring 300 is to being located between axle core 200 and the first guide part, and the free end of the first sliding component of axle core 200 is provided with the first accommodation space 240 for placing described spring 300.The centre of described first guide part is provided with the 3rd projection 170 of being inserted in for spring 300 one end, the inner surface of described first accommodation space 240 is provided with the 4th projection 250 of being inserted in for spring 300 other end, and described 3rd projection 170 is provided with the second pilot hole 171 passed for the 4th projection 250.
More than that better enforcement of the present utility model is illustrated, but the utility model is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (13)
1. a stretching structure, is characterized in that, comprising: an axle housing and is placed in the axle core of described axle housing inside;
Described axle housing is a hollow housing with inwall, and described inner wall lower extends the first guide part, and described inwall is upwards the second guide part from described first guide part between the openend of axle housing;
Described axle core comprises the first integrated sliding component and the second sliding component, and described first sliding component runs through described first guide part, and described second sliding component runs through described second guide part.
2. stretching structure as claimed in claim 1, is characterized in that: described inwall is provided with one first button bit, and the peripheral correspondence of described axle core is provided with first grab be interlocked with described first button bit.
3. stretching structure as claimed in claim 2, it is characterized in that: described first button bit is provided with the first guiding surface, described first grab is provided with the second guiding surface matched with described first guiding surface; The openend of described axle housing is provided with the 3rd guiding surface, and described first grab is provided with the 4th guiding surface matched with described 3rd guiding surface.
4. stretching structure as claimed in claim 1, it is characterized in that: described first guide part is arranged along the axis direction perpendicular to described axle housing, its surface is provided with at least one first pilot hole, and described first sliding component correspondence is provided with at least one for running through the first projection of described first pilot hole.
5. stretching structure as claimed in claim 1, it is characterized in that: described second guide part comprises at least one the first gathering sill arranged along the axis direction of described axle housing, described second sliding component correspondence comprises at least one the second projection matched with described first gathering sill.
6. stretching structure as claimed in claim 1, is characterized in that: described stretching structure also comprises the spring to being located between axle core and the first guide part.
7. stretching structure as claimed in claim 6, is characterized in that: the free end of described first sliding component is provided with the first accommodation space for placing described spring.
8. stretching structure as claimed in claim 7, it is characterized in that: the centre of described first guide part is provided with the 3rd projection of being inserted in for spring one end, the inner surface of described first accommodation space is provided with the 4th projection of being inserted in for the spring other end, and described 3rd projection is provided with the second pilot hole passed for the 4th projection.
9. a button, is characterized in that: comprise just like the stretching structure described in any one of claim 1 to 8 and one and the keycap that is connected of described stretching structure.
10. button as claimed in claim 9, it is characterized in that: described keycap has a press surface and a connecting surface relative with described press surface, described connecting surface is provided with cross recessed groove, the free end correspondence of described second sliding component is provided with criss-cross 5th projection, and described recessed groove is connected with the 5th protruding interference fit.
11. 1 kinds of keyboards, is characterized in that, comprising: plate in, and it is provided with at least one positioning through hole; One base plate, it is placed in below described plate; At least one button as claimed in claim 10, it is fixedly arranged on described positioning through hole upper end; And at least one elastic component, it is located between described button and base plate, for providing the back stretch of button.
12. keyboards as claimed in claim 11, is characterized in that: described axle housing has the outer wall relative with described inwall, the lower end of described outer wall is provided with one second grab, and described middle plate lower surface is provided with second button bit for being interlocked with described second grab; Described outer wall surface is provided with the 6th projection of position-limiting action together, and described 6th projection abuts with the upper end of described positioning through hole.
13. keyboards as claimed in claim 12, is characterized in that: described second grab is provided with the 5th guiding surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308793.3U CN204632642U (en) | 2015-05-13 | 2015-05-13 | Stretching structure, button and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308793.3U CN204632642U (en) | 2015-05-13 | 2015-05-13 | Stretching structure, button and keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204632642U true CN204632642U (en) | 2015-09-09 |
Family
ID=54051643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520308793.3U Expired - Fee Related CN204632642U (en) | 2015-05-13 | 2015-05-13 | Stretching structure, button and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204632642U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106847596A (en) * | 2015-12-03 | 2017-06-13 | 致伸科技股份有限公司 | Button link block and the keyboard with the button link block |
| CN109673113A (en) * | 2019-01-08 | 2019-04-23 | 莱芜职业技术学院 | A kind of mapping geography information quality control system |
-
2015
- 2015-05-13 CN CN201520308793.3U patent/CN204632642U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106847596A (en) * | 2015-12-03 | 2017-06-13 | 致伸科技股份有限公司 | Button link block and the keyboard with the button link block |
| CN109673113A (en) * | 2019-01-08 | 2019-04-23 | 莱芜职业技术学院 | A kind of mapping geography information quality control system |
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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 |
Granted publication date: 20150909 Termination date: 20160513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |