CN214428413U - Potentiometer - Google Patents
Potentiometer Download PDFInfo
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- CN214428413U CN214428413U CN202120167223.2U CN202120167223U CN214428413U CN 214428413 U CN214428413 U CN 214428413U CN 202120167223 U CN202120167223 U CN 202120167223U CN 214428413 U CN214428413 U CN 214428413U
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- base
- plate
- knob
- shaft core
- assembly
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Abstract
The utility model discloses a potentiometer, include: a knob assembly, the knob assembly comprising: the knob comprises a knob shell and a base arranged in the knob shell, wherein the knob shell is detachably connected with the base; the base assembly is arranged in the knob shell, the base is located between the knob shell and the base assembly, and the base assembly is detachably connected with the base. The utility model discloses its rotatory shell can be dismantled with the base and be connected for the various occasions of adaptation, and with each part rotation 180 degrees on the holding chamber in the base and the base, realize the holding chamber to the lug translation, realize under the unchangeable condition of space size in holding chamber, enlarged the base and kept away from the one side of lug and the installation space between one side of keeping away from the lug in the shell of button.
Description
Technical Field
The utility model relates to an electronic components's technical field especially relates to a potentiometer.
Background
A potentiometer is an electronic component which is widely used, and the structure thereof varies greatly according to the manufacturing.
The base of the potentiometer in the prior art is fixedly connected with the knob seat, so that only the potentiometer matched with the whole potentiometer is replaced when potentiometers of different sizes need to be used in different places, and moreover, the installation space between one side of the base, far away from the lug plate, of the existing potentiometer and one side, far away from the lug plate, of the button seat is smaller or the space in the base is smaller, so that parts needing to be used are high in processing difficulty, and the production cost is high.
Disclosure of Invention
To the above-mentioned problem that current potentiometre exists, aim at providing a potentiometre now, its rotatory shell can be dismantled with the base and be connected for various occasions of adaptation, and with the rotatory 180 degrees of each part on the holding chamber in the base and the base, realize the holding chamber to the lug translation, realize under the unchangeable condition of space size in holding chamber, enlarged the base and kept away from the one side of lug and the button shell in the installation space between the one side of keeping away from the lug.
The specific technical scheme is as follows:
a potentiometer, comprising:
a knob assembly, the knob assembly comprising: the knob comprises a knob shell and a base arranged in the knob shell, wherein the knob shell is detachably connected with the base;
the base assembly is arranged in the knob shell, the base is located between the knob shell and the base assembly, and the base assembly is detachably connected with the base.
In the potentiometer, the central position of the base is provided with the shaft core, one end of the shaft core is detachably connected with the knob shell, and the other end of the shaft core is detachably connected with the base component.
The potentiometer as described above, wherein the base assembly comprises: the base and an at least lug, the other end of axle core with the connection can be dismantled to the base, the one end of lug is located the periphery of base.
In the above potentiometer, the base has a base plate, the base plate includes a first plate and a second plate arranged in parallel, the shaft core is located between the first plate and the second plate, the second plate is located between the shaft core and the lug, and a distance from a central axis of the shaft core to the first plate is smaller than a distance from the central axis of the shaft core to the second plate.
The above potentiometer, wherein the base assembly further comprises:
the cam is arranged at the other end of the shaft core;
one end of the movable contact piece and the static contact piece are respectively arranged on the inner wall of the base plate, and the cam is in transmission connection with the middle part of the movable contact piece;
one contact is arranged on the static contact piece, the other contact is arranged on the other end of the movable contact piece, and the two contacts are opposite.
The above potentiometer, wherein the base assembly further comprises: the fastening ring is connected with the other end of the shaft core in a locking mode, and the shaft core on the base is fixedly connected with the base through the fastening ring.
The potentiometer, wherein the substrate further comprises: two ends of the first plate are respectively connected with one ends of the two third plates, two ends of the second plate are respectively connected with the other ends of the two third plates, and a containing cavity is formed by the first plate, the second plate and the two third plates in a surrounding manner.
In the potentiometer, at least one reed is arranged between the base and the base component, and the reed is fixedly connected with the plurality of pillars on the base in a riveting manner.
In the potentiometer, the knob housing is inserted into one end of the shaft core.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the rotary shell of the utility model is detachably connected with the base and is used for adapting to various occasions;
(2) the utility model discloses rotating each part 180 degrees on the holding chamber in the base and the base, realizing that the holding chamber is to the lug translation, under the unchangeable condition of space size in realization holding chamber, having enlarged the base and kept away from the one side of lug and the installation space between one side of lug in keeping away from the lug in one side of lug and the button shell, when satisfying the installation space size, each part in the base still can remain the size of the correspondence on the prior art, can not increase the processing degree of difficulty, can not increase manufacturing cost.
Drawings
Fig. 1 is a schematic view of an overall structure of a potentiometer according to the present invention;
fig. 2 is a cross-sectional view of the overall structure of a potentiometer according to the present invention;
fig. 3 is an exploded schematic view of a potentiometer according to the present invention;
fig. 4 is a schematic view of the overall structure of a potentiometer according to the present invention;
in the drawings: 1. a knob assembly; 2. a base assembly; 3. a knob housing; 4. a base; 5. a shaft core; 6. a base; 7. a lug plate; 8. a substrate; 9. a movable contact spring; 10. a static contact piece; 11. a first plate; 12. a second plate; 13. a third plate; 14. a cam; 15. a fastening ring; 16. an accommodating cavity; 17. a reed; 18. a column; 19. a limiting block; 20. a jack; 21. a limiting groove; 22. a protrusion; 23. an installation space; 24. and (4) a contact.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model relates to an overall structure schematic diagram of potentiometer, fig. 2 is the utility model relates to an overall structure cross-sectional view of potentiometer, fig. 3 is the utility model relates to a decomposition structure schematic diagram of potentiometer, fig. 4 is the utility model relates to an overall structure schematic diagram of potentiometer, as shown in fig. 1 to fig. 4, show a potentiometer of preferred embodiment, include: knob subassembly 1 and base subassembly 2, knob subassembly 1 includes: knob shell 3 and locate base 4 in knob shell 3, knob shell 3 can dismantle with base 4 and be connected, and base subassembly 2 is located knob shell 3, and base 4 is located between knob shell 3 and base subassembly 2, and base subassembly 2 can dismantle with base 4 and be connected.
Further, as a preferred embodiment, a shaft core 5 is disposed at the center of the base 4, one end of the shaft core 5 is detachably connected with the knob housing 3, and the other end of the shaft core 5 is detachably connected with the base assembly 2.
Preferably, the base 4 and the shaft core 5 are of an integral structure.
Further, as a preferred embodiment, the base assembly 2 includes: the base 6 and at least one lug 7, the other end of axle core 5 and base 6 can be dismantled and be connected, and the periphery of base 6 is located to the one end of lug 7.
Further, as a preferred embodiment, the base plate 8 is provided on the base 6, the base plate 8 includes a first plate 11 and a second plate 12 arranged in parallel, the shaft core 5 is located between the first plate 11 and the second plate 12, the second plate 12 is located between the shaft core 5 and the lug 7, and a distance from a central axis of the shaft core 5 to the first plate 11 is smaller than a distance from the central axis of the shaft core 5 to the second plate 12.
Preferably, the base 6 and the base plate 8 are of a unitary structure.
The switch position in the base 6 of the utility model is located between the shaft core 5 and the lug 7.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 to 4, the base assembly 2 further includes: the shaft core comprises a cam 14, a movable contact piece 9, a static contact piece 10 and two contacts 24, wherein the cam 14 is arranged at the other end of the shaft core 5, one end of the movable contact piece 9 and the static contact piece 10 are respectively arranged on the inner wall of the base plate 6, the cam 14 is in transmission connection with the middle of the movable contact piece 9, one contact 24 is arranged on the static contact piece 10, the other contact 24 is arranged at the other end of the movable contact piece 9, and the two contacts 24 are opposite to each other.
Preferably, the lugs 7 are welding locations.
Preferably, the movable contact piece 9 and the static contact piece 10 are in a switch position.
The utility model discloses a switch position is place on this side that is close to three welding position, has practiced thrift the space, is favorable to arranging of circuit board.
The utility model discloses a knob can part, is favorable to standardizing, uses more in a flexible way, is favorable to production and storage.
In a further embodiment of the present invention, the base assembly 2 further comprises: the fastening ring 15, the fastening ring 15 is connected with the other end lock of the axle core 5, the axle core 5 on the base 4 is fixedly connected with the base 6 through the fastening ring 15.
In a further embodiment of the present invention, the substrate 8 further comprises: two ends of the first plate 11 are respectively connected with one end of the two third plates 13, two ends of the second plate 12 are respectively connected with the other end of the two third plates 13, and a containing cavity 16 is formed by the first plate 11, the second plate 12 and the two third plates 13 in a surrounding manner.
Preferably, the movable contact piece 9, the fixed contact piece 10, the cam 14 and the fastening ring 15 are positioned in the accommodating cavity 16.
Preferably, one end of the movable contact piece 9 is mounted on one third plate 13, and the stationary contact piece 10 is mounted on the other third plate 13.
The utility model discloses a further embodiment is equipped with an at least reed 17 between base 4 and the base subassembly 2, a plurality of posts 18 riveting fixed connection on reed 17 and the base 4.
In a further embodiment of the present invention, the knob housing 3 is inserted into one end of the shaft core 5. Preferably, the knob housing 3 and the shaft core 5 can also be clamped and connected in other detachable connection modes.
Preferably, the cam 14 is inserted into the other end of the shaft core 5, the side wall of one end of the shaft core 5 is provided with a limiting block 19, the cross section of the other end of the shaft core 5 is arranged in a D shape, the central position of the knob shell 3 is provided with a jack 20, the side wall of the jack 20 is provided with a limiting groove 21, the jack 20 is inserted into one end of the shaft core 5, and the limiting block 19 is in limiting fit with the limiting groove 21.
Preferably, the receptacle 20 is kidney-shaped.
Preferably, the movable contact 9 has a projection 22 in the middle, and the cam 14 is in driving engagement with the projection 22.
Preferably, the number of lugs 7 is three.
The utility model discloses a its rotating housing 3 can be dismantled with base 6 and be connected for the various occasions of adaptation.
The utility model discloses with each part rotation 180 degrees on the holding chamber 16 in the base 6 and the base 6, realize holding chamber 16 to lug 7 translation, realize under the unchangeable condition in the space size in holding chamber 16, enlarged base 6 and kept away from the one side of lug 7 and kept away from installation space 23 between one side of lug 7 in the shell 3 of button, when satisfying the installation space size, each part in the base 6 still can remain the size of the correspondence on the prior art, can not increase the processing degree of difficulty, can not increase manufacturing cost.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (9)
1. A potentiometer, comprising:
a knob assembly, the knob assembly comprising: the knob comprises a knob shell and a base arranged in the knob shell, wherein the knob shell is detachably connected with the base;
the base assembly is arranged in the knob shell, the base is located between the knob shell and the base assembly, and the base assembly is detachably connected with the base.
2. The potentiometer according to claim 1, wherein a shaft core is disposed at a central position of the base, one end of the shaft core is detachably connected with the knob housing, and the other end of the shaft core is detachably connected with the base assembly.
3. A potentiometer according to claim 2, wherein the base assembly comprises: the base and an at least lug, the other end of axle core with the connection can be dismantled to the base, the one end of lug is located the periphery of base.
4. The potentiometer according to claim 3, wherein the base has a base plate thereon, the base plate comprises a first plate and a second plate arranged in parallel, the shaft core is located between the first plate and the second plate, the second plate is located between the shaft core and the lug, and a distance from a central axis of the shaft core to the first plate is smaller than a distance from the central axis of the shaft core to the second plate.
5. The potentiometer according to claim 4, wherein the base assembly further comprises:
the cam is arranged at the other end of the shaft core;
one end of the movable contact piece and the static contact piece are respectively arranged on the inner wall of the base plate, and the cam is in transmission connection with the middle part of the movable contact piece;
one contact is arranged on the static contact piece, the other contact is arranged on the other end of the movable contact piece, and the two contacts are opposite.
6. The potentiometer according to claim 5, wherein the base assembly further comprises: the fastening ring is connected with the other end of the shaft core in a locking mode, and the shaft core on the base is fixedly connected with the base through the fastening ring.
7. A potentiometer according to claim 4, wherein the substrate further comprises: two ends of the first plate are respectively connected with one ends of the two third plates, two ends of the second plate are respectively connected with the other ends of the two third plates, and a containing cavity is formed by the first plate, the second plate and the two third plates in a surrounding manner.
8. A potentiometer according to claim 3, wherein at least one spring is disposed between the base and the base assembly, and the spring is fixedly connected to a plurality of posts on the base by riveting.
9. A potentiometer according to claim 2, wherein the knob housing is inserted into one end of the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120167223.2U CN214428413U (en) | 2021-01-21 | 2021-01-21 | Potentiometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120167223.2U CN214428413U (en) | 2021-01-21 | 2021-01-21 | Potentiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214428413U true CN214428413U (en) | 2021-10-19 |
Family
ID=78057867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120167223.2U Active CN214428413U (en) | 2021-01-21 | 2021-01-21 | Potentiometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214428413U (en) |
-
2021
- 2021-01-21 CN CN202120167223.2U patent/CN214428413U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |