CN203910373U - Potentiometer for protecting leading-out terminal contact pieces from fracture - Google Patents
Potentiometer for protecting leading-out terminal contact pieces from fracture Download PDFInfo
- Publication number
- CN203910373U CN203910373U CN201420300902.2U CN201420300902U CN203910373U CN 203910373 U CN203910373 U CN 203910373U CN 201420300902 U CN201420300902 U CN 201420300902U CN 203910373 U CN203910373 U CN 203910373U
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- China
- Prior art keywords
- protection
- movable contact
- hole
- potentiometer
- contact spring
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Abstract
The utility model discloses a potentiometer for protecting leading-out terminal contact pieces from fracture. The potentiometer comprises a foundation bed, a resistor body, fixed contact pieces, a movable contact piece, a rotary driver plate and a protective rubber sleeve, wherein the resistor body is fixed on the end surface of the foundation bed; the two ends of the foundation bed are fixedly equipped with the fixed contact pieces; the movable contact piece is arranged between the fixed contact pieces; the movable contact piece and the fixed contact pieces are respectively connected with the resistor body; one end of the protective rubber sleeve is fixed on the front end surface of the foundation bed; fixed contact piece protective through holes and a movable contact piece protective through hole are formed in the protective rubber sleeve; one end of the movable contact piece and one ends of the fixed contact pieces are correspondingly sleeved with the movable contact piece protective through hole and the fixed contact piece protective through holes, and connection pieces are arranged at the other ends of the movable contact piece and the fixed contact pieces. By virtue of the way, the wiring contact piece ends of the potentiometer are firm and stable, and the leading-out terminal contact pieces are effectively prevented from fracture.
Description
Technical field
The utility model relates to potentiometer field, particularly relates to the anti-fracture potentiometer of a kind of protection exit contact.
Background technology
Potentiometer is to have three exits, the resistive element that resistance can regulate by certain Changing Pattern.Potentiometer is a kind of of variable resistance.Normally by resistive element and rotation or sliding system, formed, by a moving contact, on resistive element, move, obtain part Voltage-output.When brush moves along resistive element, at output, obtain resistance value or the voltage that becomes certain relation with displacement, be the circuit element often using.But when potentiometer is installed, exit contact need to be connected with other circuit elements, because exit contact is frivolous, easily causes fracture, damage the normal use of potentiometer impact.
Utility model content
The technical problem that the utility model mainly solves is to provide the anti-fracture potentiometer of a kind of protection exit contact, can make more firm stable of potentiometer wiring contact end, effectively prevents the fracture of exit contact.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of protection exit contact anti-fracture potentiometer, comprise: pedestal, resistive element, fixed touching plate, movable contact spring, revolving dial and protection gum cover, described resistive element is fixed on described pedestal end face, described pedestal two ends are fixedly installed described fixed touching plate, described movable contact spring is located between described fixed touching plate, described movable contact spring is connected respectively described resistive element with described fixed touching plate, described protection gum cover one end is fixed on described pedestal front end face, in described protection gum cover, offer fixed touching plate protection through hole and movable contact spring protection through hole, described movable contact spring and described fixed touching plate one end respectively correspondence are socketed in described movable contact spring protection through hole and described fixed touching plate protection through hole, described movable contact spring and the described fixed touching plate other end are provided with lug plate.
In preferred embodiment of the utility model, described pedestal central authorities are provided with described revolving dial, and described revolving dial one end connects described movable contact spring, and the described revolving dial other end connects described resistive element by conduction slide plate.
In preferred embodiment of the utility model, described fixed touching plate protection through hole correspondence is opened in described protection gum cover two ends, and it is central that described movable contact spring protection through hole correspondence is opened in described protection gum cover.
In preferred embodiment of the utility model, described fixed touching plate protection through hole and described movable contact spring protection through hole are all ellipticity through hole.
In preferred embodiment of the utility model, described lug plate central authorities offer open interior.
In preferred embodiment of the utility model, flexible 0 °-90 ° of described protection gum cover.
The beneficial effects of the utility model are: the utility model can make more firm stable of potentiometer wiring contact end, effectively prevent the fracture of exit contact.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also according to these accompanying drawings, obtain other accompanying drawing, wherein:
Fig. 1 is the structural representation of anti-fracture potentiometer one preferred embodiment of the utility model protection exit contact;
Fig. 2 protects the structural representation of gum cover one preferred embodiment shown in being;
In accompanying drawing, the mark of each parts is as follows: 1, pedestal; 2, resistive element; 3, fixed touching plate; 4, movable contact spring; 5, revolving dial; 6, protection gum cover; 7, fixed touching plate protection through hole; 8, movable contact spring protection through hole; 9, lug plate; 10, conduction slide plate; 11, open interior.
Embodiment
Below the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, the utility model embodiment comprises:
The anti-fracture potentiometer of a kind of protection exit contact, comprise: pedestal 1, resistive element 2, fixed touching plate 3, movable contact spring 4, revolving dial 5 and protection gum cover 6, described resistive element 2 is fixed on described pedestal 1 end face, described pedestal 1 two ends are fixedly installed described fixed touching plate 3, described movable contact spring 4 is located between described fixed touching plate 3, described movable contact spring 4 is connected respectively described resistive element 2 with described fixed touching plate 3, described protection gum cover 6 one end are fixed on described pedestal 1 front end face, in described protection gum cover 6, offer fixed touching plate protection through hole 7 and movable contact spring protection through hole 8, described movable contact spring 4 and described fixed touching plate 3 one end respectively correspondence are socketed in described movable contact spring protection through hole 8 and described fixed touching plate protection through hole 7, described movable contact spring 4 and described fixed touching plate 3 other ends are provided with lug plate 9.
In addition, described pedestal 1 central authorities are provided with described revolving dial 5, and described revolving dial 5 one end connect described movable contact spring 4, and described revolving dial 5 other ends connect described resistive element 2 by conduction slide plate 10.
In addition, described fixed touching plate protection through hole 7 correspondences are opened in described protection gum cover 6 two ends, and described movable contact spring protection through hole 8 correspondences are opened in described protection gum cover 6 central authorities.
In addition, described fixed touching plate protection through hole 7 and described movable contact spring protection through hole 8 are all ellipticity through hole.
In addition, described lug plate 9 central authorities offer open interior 11.
In addition, described protection gum cover 6 is flexible 0 °-90 °.
Operation principle of the present utility model is for to be fixed on resistive element 2 on pedestal 1 end face, pedestal 1 two ends are fixedly installed fixed touching plate 3, movable contact spring 4 is located between fixed touching plate 3, fixed touching plate 3 contact resistance bodies 2, pedestal 1 central authorities are provided with revolving dial 5, revolving dial 5 one end connect movable contact spring 4, revolving dial 5 other ends are by conduction slide plate 10 contact resistance bodies 2, protection gum cover 6 one end are fixed on pedestal 1 front end face, in protection gum cover 6, offer fixed touching plate protection through hole 7 and movable contact spring protection through hole 8, fixed touching plate protection through hole 7 correspondences are opened in protection gum cover 6 two ends, movable contact spring protection through hole 8 correspondences are opened in protection gum cover 6 central authorities, fixed touching plate protection through hole 7 and movable contact spring protection through hole 8 are all ellipticity through hole, movable contact spring 4 and fixed touching plate 3 one end respectively correspondence are socketed in movable contact spring protection through hole 8 and fixed touching plate protection through hole 7, flexible 0 °-90 ° of protection gum cover 6, protection gum cover 6 can be so that potentiometer wiring contact end firm stable more, prevent the fracture of exit contact.
Movable contact spring 4 and fixed touching plate 3 other ends are provided with lug plate 9, and lug plate 9 central authorities offer open interior 11, and lug plate 9 can be so that be connected with other circuit elements.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. protect the anti-fracture potentiometer of exit contact for one kind, it is characterized in that, comprise: pedestal, resistive element, fixed touching plate, movable contact spring, revolving dial and protection gum cover, described resistive element is fixed on described pedestal end face, described pedestal two ends are fixedly installed described fixed touching plate, described movable contact spring is located between described fixed touching plate, described movable contact spring is connected respectively described resistive element with described fixed touching plate, described protection gum cover one end is fixed on described pedestal front end face, in described protection gum cover, offer fixed touching plate protection through hole and movable contact spring protection through hole, described movable contact spring and described fixed touching plate one end respectively correspondence are socketed in described movable contact spring protection through hole and described fixed touching plate protection through hole, described movable contact spring and the described fixed touching plate other end are provided with lug plate.
2. the anti-fracture potentiometer of protection exit contact according to claim 1; it is characterized in that; described pedestal central authorities are provided with described revolving dial, and described revolving dial one end connects described movable contact spring, and the described revolving dial other end connects described resistive element by conduction slide plate.
3. the anti-fracture potentiometer of protection exit contact according to claim 1, is characterized in that, described fixed touching plate protection through hole correspondence is opened in described protection gum cover two ends, and it is central that described movable contact spring protection through hole correspondence is opened in described protection gum cover.
4. the anti-fracture potentiometer of protection exit contact according to claim 1, is characterized in that, described fixed touching plate protection through hole and described movable contact spring protection through hole are all ellipticity through hole.
5. the anti-fracture potentiometer of protection exit contact according to claim 1, is characterized in that, described lug plate central authorities offer open interior.
6. the anti-fracture potentiometer of protection exit contact according to claim 1, is characterized in that, flexible 0 °-90 ° of described protection gum cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300902.2U CN203910373U (en) | 2014-06-09 | 2014-06-09 | Potentiometer for protecting leading-out terminal contact pieces from fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300902.2U CN203910373U (en) | 2014-06-09 | 2014-06-09 | Potentiometer for protecting leading-out terminal contact pieces from fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203910373U true CN203910373U (en) | 2014-10-29 |
Family
ID=51784630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420300902.2U Expired - Fee Related CN203910373U (en) | 2014-06-09 | 2014-06-09 | Potentiometer for protecting leading-out terminal contact pieces from fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203910373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008829A (en) * | 2014-06-09 | 2014-08-27 | 常州市零伍壹玖电子有限公司 | Potentiometer for preventing fracture of contact chip at leading-out terminal |
-
2014
- 2014-06-09 CN CN201420300902.2U patent/CN203910373U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104008829A (en) * | 2014-06-09 | 2014-08-27 | 常州市零伍壹玖电子有限公司 | Potentiometer for preventing fracture of contact chip at leading-out terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20150609 |
|
| EXPY | Termination of patent right or utility model |