CN204857524U - Press -button switch - Google Patents
Press -button switch Download PDFInfo
- Publication number
- CN204857524U CN204857524U CN201520480963.6U CN201520480963U CN204857524U CN 204857524 U CN204857524 U CN 204857524U CN 201520480963 U CN201520480963 U CN 201520480963U CN 204857524 U CN204857524 U CN 204857524U
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- CN
- China
- Prior art keywords
- pedestal
- static contact
- button switch
- push
- groove
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Abstract
The utility model discloses a press -button switch, its technical scheme main points are including static contact, telescopic machanism and the setting base in the telescopic machanism below, telescopic machanism includes the end cover, end cover and base joint, static contact one end is buckled and is formed spacing portion, and the other end be the pin, be provided with bottom the base with the draw -in groove of static contact joint, the rigid coupling has the setting element on the base, the draw -in groove includes constant head tank that forms and the jack that is located the base bottom between setting element and the base bottom, spacing portion and constant head tank joint, pin and jack joint have reached the static contact and have connected stable effect.
Description
Technical field
The utility model relates to a kind of electrical equipment, and more particularly, it relates to a kind of push-button switch.
Background technology
The general structure of existing push-button switch comprises installing rack and is positioned at the connected switch case below installing rack, installing rack inner sleeve has the button spindle and ratchet that cooperatively interact, the lower end of button spindle is provided with and cogs, and cog adaptive with described ratchet, ratchet inner sleeve has button spring; Be provided with left static contact and right static contact in switch case, the lower end of button spring is against on movable contact spring.Press button spindle during use, ratchet is thereupon descending until ratchet redirect, again engages after rotating an angle with cogging of button spindle.By button spring, movable contact spring is pressed down, movable contact spring is contacted with left static contact, realize energising.Again press button spindle, again redirect, button spring resets, and movable contact spring and left static contact depart from, and recover reset condition.Specifically can application reference number be 201220372921.7 utility model patent, a kind of push-button switch, comprise telescoping mechanism and be arranged on the pedestal below telescoping mechanism, telescoping mechanism comprises end cap again, the rotating shaft being slidably arranged in the button spindle in end cap and being slidably arranged in button spindle, end cap and pedestal clamping, the inwall of end cap is provided with locator slide, pedestal is provided with the jack inserted for left static contact and right static contact (both are referred to as static contact) simultaneously, static contact is just fixed by the mode of grafting, static contact is not located fully, can inside indentation when static contact is subject to external force, or shake, static contact is caused to be connected instability with pedestal, static contact is connected with fixed contact, after the inside indentation of static contact, fixed contact can depart from, moving contact fixing on fixed contact and movable contact spring can not effectively be coordinated, fixed contact is connected stable not with moving contact.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is the push-button switch providing a kind of static contact stable connection.
For achieving the above object, the utility model provides following technical scheme: a kind of push-button switch, comprise static contact, telescoping mechanism and the pedestal be arranged on below telescoping mechanism, described telescoping mechanism comprises end cap, described end cap and pedestal clamping, described static contact one end is bent to form limiting section, the other end is pin, base bottom is provided with the draw-in groove with static contact clamping, described pedestal is connected with keeper, described draw-in groove comprises the location notch formed between keeper and base bottom and the jack being positioned at base bottom, described limiting section and location notch clamping, described pin and jack clamping.
Preferably, locating part comprises the first limiting plate and the second limiting plate, forms breach of stepping down between described first limiting plate and the second limiting plate.
Preferably, pin side stretch out be formed base bottom abut step.
Preferably, the side of draw-in groove is for snapping in mouth, and described card porch is provided with chamfering.
Preferably, end cap is provided with buckling groove, the outwardly formation fixture block of described pedestal sidewall, and described fixture block is provided with for facilitating fixture block to snap in bearing surface in buckling groove.
Preferably, the sidewall at pedestal top is provided with lead-in chamfered.
Preferably, the bottom of end cap is provided with the opening snapped in for pedestal, and described opening part is provided with inclined plane.
By adopting technique scheme, base bottom is provided with the draw-in groove with static contact clamping, pedestal is connected with locating part, draw-in groove comprises the location notch formed between locating part and base bottom and the jack being positioned at base bottom, limiting section and location notch clamping, pin and jack clamping, when static contact snaps in after in draw-in groove, the limiting section of static contact can be limited by keeper, make static contact can not to indentation in end cap, limiting section abuts with location notch sidewall fully, ensure that static contact can not shake, make fixed contact fixing on limiting section that dislocation be less likely to occur, ensure the stability that moving contact is connected with fixed contact.
Accompanying drawing explanation
Fig. 1 is pedestal and static contact exploded perspective view;
Fig. 2 is A portion enlarged drawing in Fig. 1;
Fig. 3 is push-button switch cutaway view;
Fig. 4 is B portion enlarged drawing in Fig. 3.
Reference numeral: 1, pedestal; 11, fixture block; 111, bearing surface; 12, lead-in chamfered; 2, draw-in groove; 21, location notch; 22, jack; 3, static contact; 31, limiting section; 32, pin; 33, step; 4, locating part; 41, the first limiting plate; 42, the second limiting plate; 5, to step down breach; 6, end cap; 61, buckling groove; 62, inclined plane.
Embodiment
With reference to accompanying drawing, the utility model push-button switch embodiment is described further.
A kind of push-button switch, comprise static contact 3, telescoping mechanism and the pedestal 1 be arranged on below telescoping mechanism, described telescoping mechanism comprises end cap 6, described end cap 6 and pedestal 1 clamping, described static contact 3 one end is bent to form limiting section 31, the other end is pin 32, the draw-in groove 2 with static contact 3 clamping is provided with bottom pedestal 1, pedestal 1 is connected with locating part 4, the location notch 21 that draw-in groove 2 is formed between comprising bottom locating part 4 and pedestal 1 and the jack 22 be positioned at bottom pedestal 1, limiting section 31 and location notch 21 clamping, pin 32 and jack 22 clamping, when static contact 3 snaps in after in draw-in groove 2, the limiting section 31 of static contact 3 can be limited by keeper, make static contact 3 can not to indentation in end cap 6, limiting section 31 abuts with location notch 21 sidewall fully, ensure that static contact 3 can not shake, make fixed contact fixing on limiting section 31 that dislocation be less likely to occur, ensure the stability that moving contact is connected with fixed contact.
Locating part 4 comprises the first limiting plate 41 and the second limiting plate 42, breach 5 of stepping down is formed between first limiting plate 41 and the second limiting plate 42, limiting section 31 and pin 32 turning point is fixed with the first limiting plate 41, the end of limiting section 31 is fixed with the second limiting plate 42, and breach 5 of stepping down between the two can be used for the placement of fixed contact, by above setting, the two ends of limiting section 31 can be fixed by the first limiting plate 41 and the second limiting plate 42, ensure that static contact 3 can not inwardly indentation, more can not produce and rock, ensure that the stability that static contact 3 connects.
Pin 32 side stretches out and is formed with the step 33 of abutting bottom pedestal 1, by above setting, by abutting of step 33 and pedestal 1, pedestal 1 pair of pin 32 plays further restriction effect, pedestal 1 gives static contact 3 certain support force, static contact 3 is connected more stable, be not easy generation and rock.
The side of draw-in groove 2 is for snapping in mouth, card porch is provided with chamfering, by above setting, chamfering plays certain guiding function, and when static contact 3 will snap in draw-in groove 2, static contact 3 can elder generation and chamfer contact, by relative slip, static contact 3 snaps in draw-in groove 2, convenient when snapping in like this, improves the installation effectiveness of static contact 3.
End cap 6 is provided with buckling groove 61, the outwardly formation fixture block 11 of pedestal 1 sidewall, fixture block 11 is provided with for facilitating fixture block 11 to snap in bearing surface 111 in buckling groove 61, by above setting, fixture block 11 fixes pedestal 1 with the clamping of buckling groove 61 phase, during clamping, the top of pedestal 1 and the inside of end cap 6 abut against, ensure fixing fastness, simultaneously, by the setting of bearing surface 111, when snapping in, end cap 6 first abuts against with the bearing surface 111 on fixture block 11, when fixture block 11 inwardly snaps in, there is relative sliding in both, the opening of end cap 6 can be strutted slightly by bearing surface 111, thus facilitate snapping in of fixture block 11, make the installation of pedestal 1 more convenient laborsaving.
The sidewall at pedestal 1 top is provided with lead-in chamfered 12, and by above setting, lead-in chamfered 12 also plays the effect of guiding, facilitates the insertion of pedestal 1, makes the convenient installation of pedestal 1.
The bottom of end cap 6 is provided with the opening snapped in for pedestal 1, opening part is provided with inclined plane 62, by above setting, by the setting on inclined plane 62, break-in expand opening, thus facilitate the installation of pedestal 1, simultaneously, install between hypsokinesis inclined-plane 62 and pedestal 1 and can form a breach, when needing to change the part in push-button switch, instrument (can be screwdriver etc.) can be used to insert in breach and prize, breach provides certain impetus, thus the dismounting of pedestal 1 can be facilitated, the efficiency improving maintenance and change.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. a push-button switch, the pedestal comprising static contact, telescoping mechanism and be arranged on below telescoping mechanism, described telescoping mechanism comprises end cap, described end cap and pedestal clamping, described static contact one end is bent to form limiting section, the other end is pin, it is characterized in that: described base bottom is provided with the draw-in groove with static contact clamping, described pedestal is connected with keeper, described draw-in groove comprises the location notch formed between keeper and base bottom and the jack being positioned at base bottom, described limiting section and location notch clamping, described pin and jack clamping.
2. push-button switch according to claim 1, is characterized in that: described locating part comprises the first limiting plate and the second limiting plate, forms breach of stepping down between described first limiting plate and the second limiting plate.
3. push-button switch according to claim 1, is characterized in that: described pin side stretches out and is formed with the step of base bottom abutting.
4. push-button switch according to claim 1, is characterized in that: the side of described draw-in groove is for snapping in mouth, and described card porch is provided with chamfering.
5. push-button switch according to claim 1, is characterized in that: described end cap is provided with buckling groove, the outwardly formation fixture block of described pedestal sidewall, and described fixture block is provided with for facilitating fixture block to snap in bearing surface in buckling groove.
6. push-button switch according to claim 1, is characterized in that: the sidewall at described pedestal top is provided with lead-in chamfered.
7. push-button switch according to claim 1, is characterized in that: the bottom of described end cap is provided with the opening snapped in for pedestal, and described opening part is provided with inclined plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480963.6U CN204857524U (en) | 2015-07-07 | 2015-07-07 | Press -button switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520480963.6U CN204857524U (en) | 2015-07-07 | 2015-07-07 | Press -button switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204857524U true CN204857524U (en) | 2015-12-09 |
Family
ID=54748051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520480963.6U Active CN204857524U (en) | 2015-07-07 | 2015-07-07 | Press -button switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204857524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845527A (en) * | 2016-09-19 | 2018-03-27 | 徐孝海 | A kind of mechanical keyboard switch and mechanical keyboard |
-
2015
- 2015-07-07 CN CN201520480963.6U patent/CN204857524U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845527A (en) * | 2016-09-19 | 2018-03-27 | 徐孝海 | A kind of mechanical keyboard switch and mechanical keyboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |