CN204680594U - A kind of rotary switch - Google Patents
A kind of rotary switch Download PDFInfo
- Publication number
- CN204680594U CN204680594U CN201520195296.7U CN201520195296U CN204680594U CN 204680594 U CN204680594 U CN 204680594U CN 201520195296 U CN201520195296 U CN 201520195296U CN 204680594 U CN204680594 U CN 204680594U
- Authority
- CN
- China
- Prior art keywords
- ring terminal
- brush
- terminal
- axle core
- axle sleeve
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- 238000001746 injection moulding Methods 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 241000278713 Theora Species 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005476 soldering Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Abstract
A kind of rotary switch, relates to electronic switch.Comprise axle sleeve, axle core, brush, body, an inner ring terminal and multiple outer rings terminal, axle core retainer plate is located in axle sleeve, and axle sleeve and axle core are shaped with switch position structure; Brush is installed in axle core and rotates with axle core; Inner ring terminal and outer ring terminal injection moulding are in the diapire of body, and the switch contact end of inner ring terminal and outer ring terminal exposes the inner surface of body diapire, the protruding body diapire of switching signal output of inner ring terminal and outer ring terminal; Brush keeps conductive contact with the switch contact end of inner ring terminal in rotation, and the switch contact end of brush and each outer ring terminal is in the conversion disconnecting or connect; Axle sleeve and body snapping and pass through wave soldering again.Terminal is combined with body firmly, and there will not be terminal to loosen phenomenon in using, switch contact performance is excellent.Product hermeticity can improve, dustproof and waterproof, and inner hardware is not easy oxidation.Brush and axle core are riveted and are adopted fool-proof design, improve production efficiency.
Description
Technical field
The utility model relates to electronic switch, espespecially a kind of rotary switch.
Background technology
Rotary switch is generally variable connector, have many uses, as the baking box in household electrical appliances, washing machine, coffee machine etc., also have in communication equipment, instrument and meter, plant equipment, carry out function switching by rotating different driving switch, each gear corresponds to a fixing function., there is following drawback in existing rotary switch:
One, terminal and body split riveting after assembling again, cause the assembly hole of terminal and body to have certain interval, and split the gap shrinks splitting riveting position and body apertures that riveting just makes terminal, but still there is gap at other position, therefore product easily occurs that after scolding tin terminal loosens, and causes product loose contact.
Its two, the mode that axle sleeve and body adopt button bit to assemble, four hooks (being positioned on body) in its fastening structure interlock with 4 the corresponding through holes be positioned on axle sleeve, there is gap in assembling face, therefore product seal is poor, cannot dustproof and waterproof, and inner hardware is easily oxidized.
Summary of the invention
The utility model technical issues that need to address overcome existing rotary switch terminal easily to loosen problem, and the problem of product seal difference, provides a kind of rotary switch.Its terminal is combined with body firmly, and the sealing of product improves.
For this reason, the technical scheme of a kind of rotary switch of the utility model is as follows:
A kind of rotary switch, comprise axle sleeve, axle core, brush, body, an inner ring terminal and multiple outer rings terminal, axle core retainer plate is located in axle sleeve, and axle sleeve and axle core are shaped with switch position structure; Brush is installed in axle core and rotates with axle core; Body be one end have the end other end open wide cylinder-shaped, inner ring terminal and outer ring terminal all comprise switch contact end and switching signal output, multiple outer rings terminal is arranged in a circle, inner ring terminal is positioned at the inner ring of outer ring terminal, inner ring terminal and outer ring terminal injection moulding are in the diapire of body, and the switch contact end of inner ring terminal and outer ring terminal exposes the inner surface of body diapire, the protruding body diapire of switching signal output of inner ring terminal and outer ring terminal; Brush keeps conductive contact with the switch contact end of inner ring terminal in rotation, and the switch contact end of brush and each outer ring terminal is in the conversion disconnecting or connect.
Technique scheme is further elaborated:
Axle sleeve and body snapping, and again by welding.
The location fastening structure of fastening structure for ease of assembling of axle sleeve and body, the barrel ora terminalis that this location fastening structure comprises body is shaped with 4 boss, and on the ora terminalis that axle sleeve is relative with body, open system 4 shrinkage pools, 4 boss on body and 4 shrinkage pools of axle sleeve, its individuality is respectively 3 large 1 little fool proof combinations.
The described ultrasonic waves that is welded as welds.
The switch position structure that axle sleeve and axle core are shaped with comprises the gear hole that radial hole, spring, steel ball and the inwall at axle sleeve that axle core is shaped with are shaped with, spring and steel ball are installed on radial hole from inside to outside successively, and steel ball falls into gear hole with the rotation of axle core and produces gear feel; Gear hole is arranged in a circle and corresponding with the quantity of outer ring terminal and position.
Sheathed sealing ring between axle sleeve and axle core.
The way of contact of the switch contact end of brush and outer ring terminal is non-shorting formula or short-circuit type, and non-shorting formula refers to that first and last outer ring terminal disconnects, then connects next outer ring terminal; After short-circuit type finger leads to next outer ring terminal, then disconnect with last outer ring terminal.
Brush is shaped with 2 brush pawls or 3 brush pawls.
Brush and axle core are riveted, and axle core are shaped with thicker another two carefully a little riveting columns, and brush is shaped with larger another less two riveted holes corresponding with two riveting columns.
The beneficial effects of the utility model are:
One, by injection moulding by plastic for terminal in body diapire, cause terminal to be combined with body firmly, there will not be terminal to loosen phenomenon in using, switch contact performance is excellent.
Its two, the mode that axle sleeve and body adopt button bit fool proof to assemble, then adopt ultrasonic waves to weld, therefore product hermeticity can improve, dustproof and waterproof, inner hardware is not easy oxidation, and product extends useful life.
Its three, can sheathed sealing ring between axle sleeve and axle core, be also beneficial to and improve product hermeticity energy.
They are four years old, brush and axle core are riveted and are adopted fool-proof design, axle core are shaped with thicker another two carefully a little riveting columns, and brush is shaped with larger another less two riveted holes corresponding with two riveting columns, the position of only wrongly installed brush in assembling can be put, enhance productivity.
Its five, the way of contact of the switch contact end of brush and outer ring terminal is non-shorting formula or short-circuit type, and purposes is wider.
Accompanying drawing explanation
Fig. 1 is the utility model decomposing schematic representation;
Fig. 2 is that the utility model is assembled into overall schematic perspective view;
Fig. 3 is that schematic diagram riveted by brush and axle core;
Fig. 4 is brush schematic diagram.
In figure: 1, axle sleeve; 2, axle core; 21, riveting column; 3, radial hole; 4, spring; 5, steel ball; 6, brush; 61, riveted holes; 62, brush pawl; 7, body; 8, boss; 9, inner ring terminal; 10, outer ring terminal; 11, sealing ring; 101, switch contact end; 102, switching signal output.
Embodiment
Embodiment of the present utility model is introduced below in conjunction with accompanying drawing.
As shown in Figures 1 and 2, a kind of rotary switch, comprise axle sleeve 1, axle core 2, brush 6, body 7, inner ring terminal 9 and multiple outer rings terminal 10, axle core 2 is sheathed in axle sleeve 1, and axle sleeve 1 and axle core 2 are shaped with switch position structure; Brush 6 is installed in axle core 2 and rotates with axle core 2; Body 7 has the end other end to open wide in one end cylinder-shaped, inner ring terminal 9 and outer ring terminal 10 all comprise switch contact end 101 and switching signal output 102, multiple outer rings terminal 10 is arranged in a circle, inner ring terminal 9 is positioned at the inner ring of outer ring terminal 10, inner ring terminal 9 and outer ring terminal 10 injection moulding are in the diapire of body 7, and the switch contact end 101 of inner ring terminal 9 and outer ring terminal 10 exposes the inner surface of body 7 diapire, switching signal output 102 protruding body 7 diapire of inner ring terminal 9 and outer ring terminal 10; Brush 6 keeps conductive contact with the switch contact end 101 of inner ring terminal 9 in rotation, and brush 6 is the conversion disconnecting or connect with the switch contact end 101 of each outer ring terminal 10.
Axle sleeve 1 and body 7 snapping, and again by welding.
The location fastening structure of fastening structure for ease of assembling of axle sleeve 1 and body 7, the barrel ora terminalis that this location fastening structure comprises body 7 is shaped with 4 boss 8, and on the ora terminalis that axle sleeve 1 is relative with body, open system 4 shrinkage pools, 4 boss 8 on body 7 and 4 shrinkage pools of axle sleeve 1, its individuality is respectively 3 large 1 little fool proof combinations.
The described ultrasonic waves that is welded as welds.
As shown in Figure 1, the switch position structure that axle sleeve 1 and axle core 2 are shaped with comprises the gear hole that radial hole 3, spring 4, steel ball 5 and the inwall at axle sleeve 1 that axle core 2 is shaped with are shaped with, spring 4 and steel ball 5 are installed on radial hole 3 from inside to outside successively, and steel ball 5 falls into gear hole with the rotation of axle core and produces gear feel; Gear hole is arranged in a circle and corresponding with the quantity of outer ring terminal 10 and position.
Sheathed sealing ring 11 between axle sleeve 1 and axle core 2.
Brush 6 is non-shorting formula or short-circuit type with the way of contact of the switch contact end of outer ring terminal 10, and non-shorting formula refers to that first and last outer ring terminal 10 disconnects, then connects next outer ring terminal 10; After short-circuit type finger leads to next outer ring terminal 10, then disconnect with last outer ring terminal 10.
As shown in Figure 4, brush 6 is shaped with 2 brush pawls 62 or 3 brush pawls 62.
As shown in Figures 3 and 4, brush 6 and axle core 2 are riveted, and axle core 2 are shaped with thicker another two carefully a little riveting columns 21, and brush 6 is shaped with larger another less two riveted holes 61 corresponding with two riveting columns 21.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, every above embodiment is done according to technical spirit of the present utility model any amendment, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (9)
1. a rotary switch, comprise axle sleeve (1), axle core (2), brush (6), body (7), an inner ring terminal (9) and multiple outer rings terminal (10), axle core (2) is sheathed in axle sleeve (1), and axle sleeve (1) and axle core (2) are shaped with switch position structure, brush (6) is installed in axle core (2) and rotates with axle core (2), it is characterized in that: body (7) has the end other end to open wide in one end cylinder-shaped, inner ring terminal (9) and outer ring terminal (10) all comprise switch contact end (101) and switching signal output (102), multiple outer rings terminal (10) are arranged in a circle, inner ring terminal (9) is positioned at the inner ring of outer ring terminal (10), inner ring terminal (9) and outer ring terminal (10) injection moulding are in the diapire of body (7), and the switch contact end (101) of inner ring terminal (9) and outer ring terminal (10) exposes the inner surface of body (7) diapire, the protruding body of switching signal output (7) diapire of inner ring terminal (9) and outer ring terminal (10), brush (6) keeps conductive contact with the switch contact end (101) of inner ring terminal (9) in rotation, and brush (6) is the conversion disconnecting or connect with the switch contact end (101) of each outer ring terminal (10).
2. a kind of rotary switch according to claim 1, is characterized in that: axle sleeve (1) and body (7) snapping, and again by welding.
3. a kind of rotary switch according to claim 2, it is characterized in that: the location fastening structure of fastening structure for ease of assembling of axle sleeve (1) and body (7), the barrel ora terminalis that this location fastening structure comprises body (7) is shaped with 4 boss (8), and system 4 shrinkage pools are opened on the ora terminalis that axle sleeve (1) is relative with body, 4 boss (8) on body (7) and 4 shrinkage pools of axle sleeve (1), its individuality is respectively 3 large 1 little fool proof combinations.
4. a kind of rotary switch according to claim 2, is characterized in that: described in be welded as ultrasonic waves welding.
5. a kind of rotary switch according to claim 1, it is characterized in that: the switch position structure that axle sleeve (1) and axle core (2) are shaped with comprises the gear hole that radial hole (3), spring (4), steel ball (5) and the inwall at axle sleeve (1) that axle core (2) is shaped with are shaped with, spring (4) and steel ball (5) are installed on radial hole (3) from inside to outside successively, and steel ball (5) falls into gear hole with the rotation of axle core and produces gear feel; Gear hole is arranged in a circle and corresponding with the quantity of outer ring terminal (10) and position.
6. a kind of rotary switch according to claim 1, is characterized in that: sheathed sealing ring (11) between axle sleeve (1) and axle core (2).
7. a kind of rotary switch according to claim 1, is characterized in that: brush (6) is non-shorting formula or short-circuit type with the way of contact of the switch contact end of outer ring terminal (10).
8. a kind of rotary switch according to claim 1, is characterized in that: brush (6) is shaped with 2 brush pawls (62) or 3 brush pawls (62).
9. a kind of rotary switch according to claim 1, it is characterized in that: brush (6) and axle core (2) are riveted, axle core (2) is shaped with thicker another two carefully a little riveting columns (21), brush (6) is shaped with larger another less two riveted holes (61) corresponding with two riveting columns (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195296.7U CN204680594U (en) | 2015-04-02 | 2015-04-02 | A kind of rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520195296.7U CN204680594U (en) | 2015-04-02 | 2015-04-02 | A kind of rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204680594U true CN204680594U (en) | 2015-09-30 |
Family
ID=54180267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520195296.7U Active CN204680594U (en) | 2015-04-02 | 2015-04-02 | A kind of rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204680594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108320978A (en) * | 2018-03-23 | 2018-07-24 | 广西钦州福晟电子有限公司 | A kind of rotary coding switch |
-
2015
- 2015-04-02 CN CN201520195296.7U patent/CN204680594U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108320978A (en) * | 2018-03-23 | 2018-07-24 | 广西钦州福晟电子有限公司 | A kind of rotary coding switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 523000, No. 51 Jinchuan Road, Xiegang Town, Dongguan City, Guangdong Province Patentee after: Dongguan Linjiwei Technology Co.,Ltd. Address before: No.12-523000, Yugang Town, Fengquan City, Guangdong Province Patentee before: DONGGUAN LINJVE INDUSTRY INVESTMENTS Co.,Ltd. |
|
| CP03 | Change of name, title or address |