CN203026426U - Simple knob switch - Google Patents
Simple knob switch Download PDFInfo
- Publication number
- CN203026426U CN203026426U CN 201220753339 CN201220753339U CN203026426U CN 203026426 U CN203026426 U CN 203026426U CN 201220753339 CN201220753339 CN 201220753339 CN 201220753339 U CN201220753339 U CN 201220753339U CN 203026426 U CN203026426 U CN 203026426U
- Authority
- CN
- China
- Prior art keywords
- knob
- rotating disk
- contact
- metal contact
- circuit board
- 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 - Lifetime
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model relates to a simple knob switch. A knob turntable comprises a control end and a linkage end; a plurality of metal contact pad support points are arranged on the linkage end face of the knob turntable; a plurality of gear position clamping grooves are formed in the periphery of the linkage end of the knob turntable; a spindle is arranged in the middle of the linkage end of the knob turntable; metal contact pads are sleeved on the spindle in a close matching manner; knob turntable location holes and knob cover cap location holes are formed in a circuit board corresponding to the linkage end of the knob turntable in an adapting manner; inner side contact rings and outer side contact rings are arranged on the circuit board; the inner ends of the metal contact pads are in contact with the inner side contact rings all the time; and the outer ends of the metal contact pads are in contact with one of contact points on the outer side contact rings. The simple knob switch is novel in design, simple in structure, compact in connection, reliable in performance and convenient to mount, and can be used for achieving product function selection or gear selection during positive rotation and contrarotation in a circuit.
Description
Technical field
The utility model relates to a kind of switch, relates in particular to a kind of function selection that is applicable to be used in various electric equipment productss product, perhaps the simple and easy rotary switch of gear selection.
Background technology
Switch has all played conclusive effect in a lot of places, can control the break-make of electric equipment products, therefore it is very important that the service behaviour of switch itself just seems, and do not have on the market at present an a switch that can be applicable to various electric equipment productss, even have, function is also mostly single, and the function that can't not only reach switch is selected but also the gear that can reach switch is selected, structure arrange also not rationally, performance is unreliable, use is inconvenient, brings great puzzlement to the user.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, and a kind of simple in structure, dependable performance and simple and easy rotary switch convenient for assembly are provided.
for achieving the above object, the utility model adopts a kind of simple and easy rotary switch, comprise two knob rotating disks, two knob cover caps, two metal contact pieces and a circuit board, described knob covers and is formed with two installing spaces, described knob rotating disk is adaptive to be arranged in the installing space that knob covers, described knob rotating disk comprises manipulation end and interlock end, described manipulation end sees through the outer face that is formed on the knob cover cap after the installing space that knob covers, the interlock end of knob rotating disk is formed in the inner installing space of knob cover cap, be provided with a plurality of metal contact piece strong points on the interlock end face of described knob rotating disk, outer the placing of the interlock end of knob rotating disk is formed with a plurality of gear positions draw-in grooves, in the middle of rectifying, the interlock of knob rotating disk is provided with a main shaft, described metal contact piece close-fitting is set on main shaft, adaptive knob rotating disk location hole and the knob cover cap location hole of being provided with on the position of corresponding knob rotating disk interlock end on described circuit board, also be provided with inboard contact ring and outside contact ring on described circuit board, inboard contact ring is a whole circle, outside contact ring is a plurality of contact points, the inner of described metal contact piece contacts with inboard contact ring all the time, the outer end of metal contact piece contacts with one of them contact point on the contact ring of the outside all the time.
The utility model further arranges again, is provided with 4 metal contact piece strong points on the interlock end face of knob rotating disk, and outer the placing of the interlock end of knob rotating disk is formed with 4 gear positions draw-in grooves, and the outside contact ring on circuit board comprises 4 contact points.
The utility model further arranges again, and four jiaos of the inner faces of described knob cover cap are provided with four anchor points, and the both sides at the inner face of knob cover cap respectively are provided with a column, and the top of column is formed with barb.
The utility model further arranges again, and described metal contact piece adopts and covers silver-colored beryllium-bronze, and covering silver-colored face is contact-making surface, and two contact points are arranged on metal contact piece, is respectively used to inboard contact ring and outside contact ring on the contact circuit plate.
Circuit board and knob cover cap are fixed by installing hole and location hole, be printed with the medial and lateral contact ring on circuit board, consist of with metal contact piece and contact, outside contact ring can be divided into according to the numbers of gear steps of rotary switch a plurality of contact points, each contact point is a gear, and the external contact of metal contact piece contacts with one of them contact point all the time; The metal contact piece strong point can be fixed on the knob rotating disk metal contact piece reliably, guarantee the knob rotating disk in the knob process on metal contact piece and circuit board circuit reliably contact; The gear positions draw-in groove makes the knob rotating disk that the gear of some be arranged in rotation process; Knob has covered anchor point and barb, be used for fixed knob cover cap and knob rotating disk, after the assembling of knob rotating disk and metal contact piece and knob cover cap, the location hole of metal contact piece and location notch snap in each positioning support support point on the knob rotating disk, the gear backstay that knob covers is stuck in gear positions draw-in groove on the knob rotating disk, snaps in the combination that can complete rotary switch in circuit board knob cover cap installing hole after assembling is completed.
In sum, the beneficial effects of the utility model are: simple and easy rotary switch is novel in design, simple in structure, connects compactness, dependable performance, easy for installation and realize the selection of product function or the selection of gear can be in order to dextrorotation in circuit, derotation the time.
Description of drawings
Fig. 1 is the general assembly structural representation of the utility model embodiment.
Fig. 2 is the structure chart of the knob cover cap of the utility model embodiment.
Fig. 3 is the stereogram of the knob rotating disk of the utility model embodiment.
Fig. 4 is the stereogram of the utility model embodiment metal contact piece.
Fig. 5 is the schematic diagram of the utility model embodiment circuit board.
Embodiment
as shown in Fig. 1-5, specific embodiment of the utility model is simple and easy rotary switch, is made of knob rotating disk 1, knob cover cap 2, metal contact piece 3, PCB circuit board 4, its basic functional principle is: as shown in Figure 5, the installing hole 41 of the knob cover cap 2 on PCB circuit board 4 and location hole 42, the position that is used for fixed knob cover cap 2, knob rotating disk location hole 43 on PCB circuit board 4 is used for the knob central shaft 11 of fixed knob rotating disk 1, be printed with inboard contact ring 44 and outside contact ring 45 on PCB circuit board 4, inboard contact ring 44 is an integral body, all the time contact with the inboard contact ring 44 of metal contact piece 3, outside contact ring 45 can be divided into according to the numbers of gear steps of rotary switch a plurality of contact points, each contact point is a gear, the external contact 31 of metal contact piece 3 contacts with one of them contact point all the time, as shown in Figure 3: the metal contact piece strong point 12, gear positions draw-in groove 13 are arranged on knob rotating disk 1, the metal contact piece strong point 23 can reliably be fixed on knob rotating disk 1 metal contact piece 3, guarantee knob rotating disk 1 in the knob process on metal contact piece 3 and PCB circuit board 4 circuit reliably contact, gear positions draw-in groove 13 makes knob rotating disk 1 that the gear of some be arranged in rotation process, and its quantity can be divided equally knob rotating disk 1 according to the quantity of gear, and knob rotating disk 1 adopts the lower polyformaldehyde POM material of coefficient of friction, as shown in Figure 2: knob has covered anchor point 21, hold-down hook 22, knob rotating disk installing hole 23, is used for fixed knob cover cap 2 and knob rotating disk 1, and knob cover cap 2 adopts the lower polyformaldehyde POM material of coefficient of friction, as shown in Figure 4: metal contact piece 3 adopt coefficient of elasticity higher cover silver-colored beryllium-bronze, covering silver-colored face is contact-making surface, two contact points 31 are arranged on metal contact piece 3, be respectively used to contact inboard contact ring 44 and outside contact ring 45 on PCB circuit board 4, the location hole 32 on metal contact piece 3 and location notch 33 reliably are positioned at metal contact piece 3 on knob rotating disk 1, as shown in Figure 1, after the assembling of knob rotating disk 1 and metal contact piece 3 and knob cover cap 2, the location hole 32 of metal contact piece 3 and location notch 33 snap in each positioning support support point on knob rotating disk 1, gear backstay on knob cover cap 1 is stuck in gear positions draw-in groove 13 on knob rotating disk 1, after completing, assembling snaps in the combination that to complete rotary switch in PCB circuit board 4 knob cover cap installing holes 41, by above-mentioned setting, simple and easy rotary switch is novel in design, simple in structure, connect compact, dependable performance, easy for installation and can be in order to dextrorotation in circuit, realize the selection of product function or the selection of gear during derotation.
Claims (4)
1. simple and easy rotary switch, it is characterized in that: simple and easy rotary switch comprises two knob rotating disks, two knob cover caps, two metal contact pieces and a circuit board, described knob covers and is formed with two installing spaces, described knob rotating disk is adaptive to be arranged in the installing space that knob covers, described knob rotating disk comprises manipulation end and interlock end, described manipulation end sees through the outer face that is formed on the knob cover cap after the installing space that knob covers, the interlock end of knob rotating disk is formed in the inner installing space of knob cover cap, be provided with a plurality of metal contact piece strong points on the interlock end face of described knob rotating disk, outer the placing of the interlock end of knob rotating disk is formed with a plurality of gear positions draw-in grooves, in the middle of rectifying, the interlock of knob rotating disk is provided with a main shaft, described metal contact piece close-fitting is set on main shaft, adaptive knob rotating disk location hole and the knob cover cap location hole of being provided with on the position of corresponding knob rotating disk interlock end on described circuit board, also be provided with inboard contact ring and outside contact ring on described circuit board, inboard contact ring is a whole circle, outside contact ring is a plurality of contact points, the inner of described metal contact piece contacts with inboard contact ring all the time, the outer end of turnover contact contacts with one of them contact point on the contact ring of the outside all the time.
2. simple and easy rotary switch according to claim 1, it is characterized in that: be provided with 4 metal contact piece strong points on the interlock end face of knob rotating disk, outer the placing of the interlock end of knob rotating disk is formed with 4 gear positions draw-in grooves, and the outside contact ring on circuit board comprises 4 contact points.
3. simple and easy rotary switch according to claim 1 and 2 is characterized in that: four jiaos of the inner faces of described knob cover cap are provided with four anchor points, and the both sides at the inner face of knob cover cap respectively are provided with a column, and the top of column is formed with barb.
4. simple and easy rotary switch according to claim 3 is characterized in that: described metal contact piece adopts and covers silver-colored beryllium-bronze, and covering silver-colored face is contact-making surface, and two contact points are arranged on metal contact piece, is respectively used to inboard contact ring and outside contact ring on the contact circuit plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220753339 CN203026426U (en) | 2012-12-17 | 2012-12-17 | Simple knob switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220753339 CN203026426U (en) | 2012-12-17 | 2012-12-17 | Simple knob switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026426U true CN203026426U (en) | 2013-06-26 |
Family
ID=48650388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220753339 Expired - Lifetime CN203026426U (en) | 2012-12-17 | 2012-12-17 | Simple knob switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474054A (en) * | 2013-09-04 | 2013-12-25 | 瑞安市中联电声乐器有限公司 | Gear control switch for electric guitar |
-
2012
- 2012-12-17 CN CN 201220753339 patent/CN203026426U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474054A (en) * | 2013-09-04 | 2013-12-25 | 瑞安市中联电声乐器有限公司 | Gear control switch for electric guitar |
| CN103474054B (en) * | 2013-09-04 | 2014-12-10 | 瑞安市中联电声乐器有限公司 | Gear control switch for electric guitar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325600, No. twelve, No. 231, No. 2, Yueqing industrial center, Zhejiang, Baofeng (Zhejiang Mechanical & Electrical Co., Ltd.) Patentee after: ZHEJIANG DELING TECHNOLOGY Co.,Ltd. Address before: 325600, No. twelve, No. 231, No. 2, Yueqing industrial center, Zhejiang, Baofeng (Zhejiang Mechanical & Electrical Co., Ltd.) Patentee before: ZHEJIANG DELING SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |