CN203552980U - Key switch with lamp - Google Patents
Key switch with lamp Download PDFInfo
- Publication number
- CN203552980U CN203552980U CN201320679609.7U CN201320679609U CN203552980U CN 203552980 U CN203552980 U CN 203552980U CN 201320679609 U CN201320679609 U CN 201320679609U CN 203552980 U CN203552980 U CN 203552980U
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- Prior art keywords
- button
- contact
- led lamp
- key switch
- lamp
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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.)
- Expired - Lifetime
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- 230000003068 static effect Effects 0.000 claims abstract description 36
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 22
- 238000000926 separation method Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a key switch with a lamp, which comprises a base, a shell, a moving contact, a static contact, an LED lamp and a key, wherein the lower end of the shell is fixed on the base, the shell is provided with an accommodating cavity, the key is installed in the accommodating cavity in an upper and lower elastically sliding mode, the moving contact and the static contact are installed on the base, the LED lamp is installed on the shell, the lower end of the key is provided with a pushing part used for pushing the moving contact, and the pushing part is provided with a first bulge extending towards the side surface of the pushing part; the upper end of the moving contact is provided with an elastic part, the elastic part is provided with a second bulge corresponding to the first bulge and a moving contact point contacted with the static contact; and the static contact is provided with a static contact point corresponding to the moving contact point. Therefore, contact and separation of the moving contact and the static contact are controlled by using the key, on-off of the switch is indicated by the LED lamp, a user can judge whether the switch is switched on or off through on-off of the LED lamp, the structure is simple, and the operation is convenient.
Description
Technical field
The utility model relates to key switch art, refers in particular to a kind of band lamp key switch.
Background technology
Key switch is widely used in the various fields such as instrument, instrument, Medical Devices, electric power system, industrial automatic control, traditional key switch user in operating process cannot judge this key switch On/Off state intuitively, therefore the puzzlement of can doubling when user operates.At present, some key switches with lamp have been there are on the market, the key switching structure of this class band lamp is complicated, the technological process of production is various, because of the many scattered assembling difficulties that cause of parts, causes that production efficiency is low, cost is high, Batch orders is produced difficulty, be difficult to meet the need of market, and parts how easily to cause electric, mechanical performance is unstable, directly affects the quality of manufacturing enterprise and demand enterprise.Therefore, tackle this class switch structure with lamp and improve, to simplify its structure, make its production and assembly and more convenient to operate.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, its main purpose is to provide a kind of band lamp key switch, by utilization, press the contact of key control movable contact spring, static contact with separated, and whether connect with LED lamp indicator cock, user can put out by the bright of LED lamp, and judgement switch is connect or disconnect, simple in structure, easy to operate.
For achieving the above object, the utility model adopts following technical scheme:
A kind of band lamp key switch, comprise pedestal, housing, movable contact spring, static contact, LED lamp and button, this housing lower end is fixed on pedestal, in housing, be provided with a containing cavity, above-mentioned button can be installed in this containing cavity by upper and lower elastic sliding dynamic formula, and this movable contact spring and static contact are installed on respectively on pedestal, this LED lamp is installed on housing, wherein, described button lower end is provided with for pushing the pushing portion of movable contact spring, and this pushing portion is provided with first projection of extending to its side; This movable contact spring upper end has an elastic portion, is provided with and corresponding the second projection of above-mentioned the first projection and the moving contact for contacting with static contact in this elastic portion; On this static contact, be provided with the fixed contact corresponding with moving contact; When button is motionless, the first projection is against the second projection above, and moving contact is separated with fixed contact, and LED lamp does not work, and when button is pressed, the first projection slides to the second projection below, and moving contact and fixed contact contact, and LED lamp is bright.
As a kind of preferred version: be provided with two second projections in described elastic portion, moving contact is arranged between this two second projection, on described pushing portion, corresponding two second projections are provided with two first projections, and when button is not moving, two first projections are inconsistent with two second projections respectively.
As a kind of preferred version: be provided with a PCB circuit board on described pedestal, the conductive feet of above-mentioned static contact lower end and LED lamp is welded in respectively on this PCB circuit board.
As a kind of preferred version: be upwards vertically provided with a guide pillar on described pedestal, in button lower end, be vertically provided with a sleeve matching with this guide pillar downwards, this sleeve can slide up and down formula and be sheathed on guide pillar outside, and be provided with a spring in sleeve outer cover, this spring one end is butted on button, the other end is butted on pedestal, on above-mentioned PCB circuit board, is provided with a through hole, and this guide pillar, sleeve and spring are respectively through through hole.
As a kind of preferred version: be provided with the chute sliding for button in the containing cavity of described housing, be provided with the slide rail matching with this chute on button sidewall, this slide rail can be installed in chute by upper and lower slidingtype.
As a kind of preferred version: be provided with on described housing for the mounting groove that above-mentioned LED lamp is installed, LED lamp is flush-mounted in this mounting groove, and the light-guiding pillar for leaded light is installed in mounting groove, this light-guiding pillar is positioned at LED lamp top.
As a kind of preferred version: stretch out and be provided with the outer that prevents button bullet shrinking away from theshell body on described button outer wall, be provided with interior edge in the containing cavity of housing, when button is moving, button outer is butted in housing along upper.
As a kind of preferred version: described pedestal comprises a base plate and be integrally formed at the sidewall on this base plate, above-mentioned movable contact spring and static contact are installed on respectively on this sidewall, and stretch out outside base plate respectively movable contact spring and static contact lower end.
As a kind of preferred version: be provided with the first buckle on the sidewall of described pedestal, be provided with the first button hole matching with the first buckle on housing, this first buckle is stuck in the first button hole.
As a kind of preferred version: described button upper end is provided with a lid, is provided with the second buckle on button outer wall, is provided with the second button hole matching with the second buckle on lid, and this second buckle is stuck in the second button hole.
The utility model compared with prior art has obvious advantage and beneficial effect, particularly, as shown from the above technical solution, by utilization, press key control movable contact spring, the contact of static contact is with separated, and whether connect with LED lamp indicator cock, after actuation of keys, user can put out by the bright of LED lamp, judgement switch is connect or disconnect, this construction of switch is simple, easy to operate, in addition, LED lamp and static contact are welded in respectively on PCB circuit board, avoided arranging the part that both are directly electrically connected between LED lamp and static contact, simplified construction of switch, reduced part usage quantity, be convenient to production and assembly, reduced production cost, improved enterprise competitiveness.
For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, be described in detail.
Accompanying drawing explanation
Fig. 1 is the assembling schematic perspective view of the utility model;
Fig. 2 is the exploded perspective schematic diagram of the utility model;
Fig. 3 is the button of the utility model view while not pressing;
Fig. 4 is the button of the utility model view while pressing;
Fig. 5 is button, spring and the pedestal assembling schematic diagram of the utility model;
Fig. 6 is the movable contact spring schematic perspective view of the utility model.
accompanying drawing identifier declaration:
10, pedestal 11, base plate
111, guide pillar 12, sidewall
121, the first buckle 20, housing
21, the first button hole 22, containing cavity
221, interior along 222, chute
23, mounting groove 24, light-guiding pillar
30, PCB circuit board 31, through hole
40, LED lamp 50, button
51, slide rail 52, pushing portion
53, the first projection 54, sleeve
55, spring 56, outer
57, the second buckle 60, lid
61, the second button hole 70, movable contact spring
71, elastic portion 711, the second projection
712, moving contact 80, static contact
81, fixed contact.
Embodiment
As shown in Figures 1 to 6, a kind of band lamp key switch, comprises pedestal 10, housing 20, PCB circuit board 30, LED lamp 40, button 50, lid 60, movable contact spring 70 and static contact 80 to the utility model, wherein:
This pedestal 10 comprises a base plate 11 and is integrally formed at the sidewall 12 on this base plate 11, is provided with the first buckle 121 on this sidewall 12, is upwards vertically provided with a guide pillar 111 on base plate 11.
On these housing 20 lower end outer walls, be provided with said base 10 on the first button hole 21 of matching of the first buckle 121, this first buckle 121 is stuck in the first button hole 21, in this housing 20, be provided with a containing cavity 22, in this containing cavity 22, be provided with spacing interior along 221 and the chute 222 that slides for button 50 of button 50, containing cavity 22 arranged outside in housing 20 have the mounting groove 23 that above-mentioned LED lamp 40 is installed, LED lamp 40 is flush-mounted in this mounting groove 23, and the light-guiding pillar 24 for leaded light is installed in mounting groove 23, this light-guiding pillar 24 is positioned at LED lamp 40 tops.
This PCB circuit board 30 is installed on the base plate 11 of pedestal 10, and above-mentioned LED lamp 40 lower ends are welded on this PCB circuit board 30.
This button 50 can be installed in the containing cavity 22 of above-mentioned housing 20 by upper and lower slidingtype, is provided with the slide rail 51 matching with above-mentioned housing 20 internal chutes 222 on these button 50 sidewalls, and this slide rail 51 can be installed in chute 222 by upper and lower slidingtype; These button 50 lower ends are provided with for pushing the pushing portion 52 of above-mentioned movable contact spring 70, and this pushing portion 52 is provided with first projection 53 of extending to its side; These button 50 lower ends are vertically provided with a sleeve 54 matching with above-mentioned guide pillar 111 downwards, this sleeve 54 can slide up and down formula and be sheathed on guide pillar 111 outsides, and be provided with a spring 55 in sleeve 54 outer cover, these spring 55 one end are butted on button 50, the other end is butted on pedestal 10, is provided with the through hole 31 passing for this guide pillar 111, sleeve 54 and spring 55 on above-mentioned PCB circuit board 30; On button 50 outer walls, stretch out to be provided with and prevent that button 50 from playing the outer 56 of shrinking away from theshell body 20; In button 50 upper ends, one lid 60 is installed, is provided with the second buckle 57 on button 50 outer walls, be provided with the second button hole 61 matching with the second buckle 57 on lid 60, this second buckle 57 is stuck in the second button hole 61.
This movable contact spring 70 is fixed on the sidewall of said base 10, movable contact spring 70 lower ends stretch out in base plate 11 outsides, these movable contact spring 70 upper ends have an elastic portion 71, in this elastic portion 71, be provided with corresponding two second projections 711 of the first projection 53 of above-mentioned button 50 and between two second projections 711 moving contact 712 for contacting with static contact 80.
This static contact 80 is fixed on the sidewall 12 of said base 10, and stretch out outside base plate 11 static contact 80 lower ends, is provided with the fixed contact corresponding with the moving contact 712 of movable contact spring 70 81 on static contact 80, and static contact 80 lower ends and 30 welding of above-mentioned PCB circuit board.
The utility model principle is as follows: while not pressing button 50, under the elastic force effect that button 50 makes progress at spring 55, on it, on the first projection 53 and movable contact spring 70, the second projection 711 is inconsistent, and the moving contact 712 of movable contact spring 70 is separated with the fixed contact 81 of static contact 80, switch access failure, LED lamp 40 does not work; Push button 50 o'clock, on button 50, the first projection 53 moves down, stagger with the second projection 711 of movable contact spring 70, and the moving contact 712 of movable contact spring 70 and fixed contact 81 Elastic Contact of static contact 80, switch connection, LED lamp 40 is bright.
Design focal point of the present utility model is, by utilization, press key control movable contact spring, the contact of static contact is with separated, and whether connect with LED lamp indicator cock, after actuation of keys, user can put out by the bright of LED lamp, judgement switch is connect or disconnect, this construction of switch is simple, easy to operate, in addition, LED lamp and static contact are welded in respectively on PCB circuit board, avoided arranging the part that both are directly electrically connected between LED lamp and static contact, simplified construction of switch, reduced part usage quantity, be convenient to production and assembly, reduced production cost, improved enterprise competitiveness.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore all foundations technical spirit of the present utility model, to any trickle modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model.
Claims (10)
1. be with lamp key switch for one kind, comprise pedestal, housing, movable contact spring, static contact, LED lamp and button, this housing lower end is fixed on pedestal, in housing, be provided with a containing cavity, above-mentioned button can be installed in this containing cavity by upper and lower elastic sliding dynamic formula, and this movable contact spring and static contact are installed on respectively on pedestal, and this LED lamp is installed on housing, it is characterized in that: described button lower end is provided with for pushing the pushing portion of movable contact spring, this pushing portion is provided with first projection of extending to its side; This movable contact spring upper end has an elastic portion, is provided with and corresponding the second projection of above-mentioned the first projection and the moving contact for contacting with static contact in this elastic portion; On this static contact, be provided with the fixed contact corresponding with moving contact; When button is motionless, the first projection is against the second projection above, and moving contact is separated with fixed contact, and LED lamp does not work, and when button is pressed, the first projection slides to the second projection below, and moving contact and fixed contact contact, and LED lamp is bright.
2. be with according to claim 1 lamp key switch, it is characterized in that: in described elastic portion, be provided with two second projections, moving contact is arranged between this two second projection, on described pushing portion, corresponding two second projections are provided with two first projections, when button is not moving, two first projections are inconsistent with two second projections respectively.
3. be with according to claim 1 lamp key switch, it is characterized in that: on described pedestal, be provided with a PCB circuit board, the conductive feet of above-mentioned static contact lower end and LED lamp is welded in respectively on this PCB circuit board.
4. be with according to claim 3 lamp key switch, it is characterized in that: on described pedestal, be upwards vertically provided with a guide pillar, in button lower end, be vertically provided with a sleeve matching with this guide pillar downwards, this sleeve can slide up and down formula and be sheathed on guide pillar outside, and be provided with a spring in sleeve outer cover, and this spring one end is butted on button, and the other end is butted on pedestal, on above-mentioned PCB circuit board, be provided with a through hole, this guide pillar, sleeve and spring are respectively through through hole.
5. be with according to claim 1 lamp key switch, it is characterized in that: in the containing cavity of described housing, be provided with the chute sliding for button, be provided with the slide rail matching with this chute on button sidewall, this slide rail can be installed in chute by upper and lower slidingtype.
6. be with according to claim 1 lamp key switch, it is characterized in that: on described housing, be provided with for the mounting groove that above-mentioned LED lamp is installed, LED lamp is flush-mounted in this mounting groove, and the light-guiding pillar for leaded light is installed in mounting groove, and this light-guiding pillar is positioned at LED lamp top.
7. be with according to claim 1 lamp key switch, it is characterized in that: on described button outer wall, stretch out and be provided with the outer that prevents button bullet shrinking away from theshell body, be provided with interior edge in the containing cavity of housing, when button is not moving, button outer is butted in housing along upper.
8. be with according to claim 1 lamp key switch, it is characterized in that: described pedestal comprises a base plate and is integrally formed at the sidewall on this base plate, above-mentioned movable contact spring and static contact are installed on respectively on this sidewall, and stretch out outside base plate respectively movable contact spring and static contact lower end.
9. be with according to claim 8 lamp key switch, it is characterized in that: on the sidewall of described pedestal, be provided with the first buckle, be provided with the first button hole matching with the first buckle on housing, this first buckle is stuck in the first button hole.
10. be with according to claim 1 lamp key switch, it is characterized in that: described button upper end is provided with a lid, on button outer wall, be provided with the second buckle, be provided with the second button hole matching with the second buckle on lid, this second buckle is stuck in the second button hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320679609.7U CN203552980U (en) | 2013-10-31 | 2013-10-31 | Key switch with lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320679609.7U CN203552980U (en) | 2013-10-31 | 2013-10-31 | Key switch with lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203552980U true CN203552980U (en) | 2014-04-16 |
Family
ID=50471061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320679609.7U Expired - Lifetime CN203552980U (en) | 2013-10-31 | 2013-10-31 | Key switch with lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203552980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322937A (en) * | 2014-07-14 | 2016-02-10 | 松下知识产权经营株式会社 | Switch device |
| US20220139657A1 (en) * | 2020-11-04 | 2022-05-05 | Goldweal Far East Ltd. | Power switch with independent light-emitting chamber |
-
2013
- 2013-10-31 CN CN201320679609.7U patent/CN203552980U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322937A (en) * | 2014-07-14 | 2016-02-10 | 松下知识产权经营株式会社 | Switch device |
| CN105322937B (en) * | 2014-07-14 | 2019-04-23 | 松下知识产权经营株式会社 | Switching device |
| US20220139657A1 (en) * | 2020-11-04 | 2022-05-05 | Goldweal Far East Ltd. | Power switch with independent light-emitting chamber |
| US11587755B2 (en) * | 2020-11-04 | 2023-02-21 | Goldweal Far East Ltd. | Power switch with independent light-emitting chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: SiTu Jin Inventor before: Wu Fuxi |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170822 Address after: 523000 Guangdong province Dongguan City Songshan Lake high tech Industrial Development Zone, University Road No. 9 Eagle International Science and Technology Innovation Park Building No. 8 Building 2 Room 203 (cluster registration) Patentee after: Dongguan Jin way intelligent Mdt InfoTech Ltd. Address before: 523000 Guangdong City, Tangxia Province town of the Village Center Industrial Park Dongguan Kai Hua Electronics Co., Ltd. Patentee before: DONGGUAN CITY KAIHUA ELECTRONICS Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |