CN205159010U - Pivot potentiometre that sealing performance is good - Google Patents
Pivot potentiometre that sealing performance is good Download PDFInfo
- Publication number
- CN205159010U CN205159010U CN201520560249.8U CN201520560249U CN205159010U CN 205159010 U CN205159010 U CN 205159010U CN 201520560249 U CN201520560249 U CN 201520560249U CN 205159010 U CN205159010 U CN 205159010U
- Authority
- CN
- China
- Prior art keywords
- closure gasket
- gasket groove
- rotating shaft
- casing
- fixed pin
- 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 - Fee Related
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- Adjustable Resistors (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The utility model discloses a pivot potentiometre that sealing performance is good, include: lower casing and last casing, vacuole formation between lower casing and the last casing, cavity internal layout has the pivot, electrically conductive revolving fragment, first fixed pin piece, the pin piece is fixed to the second, move pin piece and the ARC resistance body, the both ends at the ARC resistance body are connected respectively to the fixed pin piece of first fixed pin piece and second, the axle sleeve upward has on the casing, the pivot cooperatees with the axle sleeve, the casing bottom has a circular recess down, first sealed annular has on the inner wall of axle sleeve, sealed annular of second and the sealed annular of third, the inside of first sealed annular is equipped with first sealing washer, the inside of the sealed annular of second is equipped with the second sealing washer, the inside of the sealed annular of third is equipped with the third sealing washer, go up the casing and pass through bolted connection down between the casing, and the junction has rubber sheet gasketing. In this way, the utility model has the advantages of simple and reasonable structure, have the sealing performance of preferred, guarantee the performance of potentiometre.
Description
Technical field
The utility model relates to potentiometer technical field, particularly relates to a kind of rotating shaft potentiometer of good seal performance.
Background technology
Potentiometer be there are three exits, resistive element that resistance can regulate by certain Changing Pattern.Potentiometer is made up of resistive element and moveable brush usually.
Potentiometer is installed in the enterprising enforcement use of various equipment, plays regulating action.The sealing property of potentiometer and the useful life of potentiometer closely bound up, sealing property is bad, and dust, steam etc. can be caused to enter potentiometer inside, reduces useful life of potentiometer.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of rotating shaft potentiometer of good seal performance, simple and reasonable, has preferably sealing property, ensures the serviceability of potentiometer.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: the rotating shaft potentiometer providing a kind of good seal performance, comprise: lower house and upper shell, cavity is formed between described lower house and upper shell, described cavity inside is furnished with rotating shaft, conduction revolving fragment, first fixed pin sheet, second fixed pin sheet, dynamic pin sheet and circular arc resistance body, described first fixed pin sheet and the second fixed pin sheet are connected to the two ends of circular arc resistance body, described upper shell has axle sleeve, described rotating shaft matches with axle sleeve, there is bottom described lower house a circular groove, match with described circular groove in the bottom of described rotating shaft, the inwall of described axle sleeve has the first closure gasket groove, second closure gasket groove and the 3rd closure gasket groove, the inside of described first closure gasket groove is provided with the first sealing ring, the inside of described second closure gasket groove is provided with the second sealing ring, the inside of described 3rd closure gasket groove is provided with the 3rd sealing ring, be bolted between described upper shell and lower house, and junction has rubber sheet gasketing.
In the utility model preferred embodiment, described first closure gasket groove, the second closure gasket groove and the 3rd closure gasket groove spaced set from top to bottom.
In the utility model preferred embodiment, the equal indention in upper and lower surfaces of described rubber sheet gasketing.
The beneficial effects of the utility model are: the rotating shaft potentiometer of the utility model good seal performance, simple and reasonable, have preferably sealing property, ensure the serviceability of potentiometer.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of rotating shaft potentiometer one preferred embodiment of the utility model good seal performance.
In accompanying drawing, the mark of each parts is as follows: 1, lower house, and 2, upper shell, 3, axle sleeve, 4, rotating shaft, 5, circular groove, the 6, first closure gasket groove, the 7, second closure gasket groove, the 8, the 3rd closure gasket groove, 9, the first sealing ring, the 10, second sealing ring, the 11, the 3rd sealing ring.
Embodiment
Be clearly and completely described to the technical scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model embodiment comprises:
A kind of rotating shaft potentiometer of good seal performance, comprise: lower house 1 and upper shell 2, cavity is formed between described lower house and upper shell, described cavity inside is furnished with rotating shaft, conduction revolving fragment, the first fixed pin sheet, the second fixed pin sheet, dynamic pin sheet and circular arc resistance body, and described first fixed pin sheet and the second fixed pin sheet are connected to the two ends of circular arc resistance body.
Described upper shell 2 has axle sleeve 3, described rotating shaft 4 matches with axle sleeve 3, there is bottom described lower house 1 circular groove 5, match with described circular groove 5 in the bottom of described rotating shaft 4, make rotating shaft 4 can flexible rotating, rotating shaft 4 is with moving conductive revolving fragment to rotate, and conduction revolving fragment contacts with circular arc resistance body and connects, thus realizes the regulating action of potentiometer.
The inwall of described axle sleeve 3 have the first closure gasket groove 6, second closure gasket groove 7 and the 3rd closure gasket groove 8, the inside of described first closure gasket groove is provided with the first sealing ring 9, the inside of described second closure gasket groove is provided with the second sealing ring 10, the inside of described 3rd closure gasket groove is provided with the 3rd sealing ring 11, described first sealing ring 9, second sealing ring 10 and the 3rd sealing ring 11 make potentiometer have preferably sealing property, ensure that potentiometer has preferably serviceability.
Be bolted between described upper shell 1 and lower house 2, and junction has rubber sheet gasketing, enhance the sealing property of potentiometer.
Preferably, described first closure gasket groove 6, second closure gasket groove 7 and the 3rd closure gasket groove 8 spaced set from top to bottom.
Preferably, the equal indention in upper and lower surfaces of described rubber sheet gasketing, makes the sealing property of rubber sheet gasketing better.
The beneficial effects of the utility model are: the rotating shaft potentiometer of the utility model good seal performance, simple and reasonable, have preferably sealing property, ensure the serviceability of potentiometer.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; 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 (3)
1. the rotating shaft potentiometer of a good seal performance, it is characterized in that, comprise: lower house and upper shell, cavity is formed between described lower house and upper shell, described cavity inside is furnished with rotating shaft, conduction revolving fragment, first fixed pin sheet, second fixed pin sheet, dynamic pin sheet and circular arc resistance body, described first fixed pin sheet and the second fixed pin sheet are connected to the two ends of circular arc resistance body, described upper shell has axle sleeve, described rotating shaft matches with axle sleeve, there is bottom described lower house a circular groove, match with described circular groove in the bottom of described rotating shaft, the inwall of described axle sleeve has the first closure gasket groove, second closure gasket groove and the 3rd closure gasket groove, the inside of described first closure gasket groove is provided with the first sealing ring, the inside of described second closure gasket groove is provided with the second sealing ring, the inside of described 3rd closure gasket groove is provided with the 3rd sealing ring, be bolted between described upper shell and lower house, and junction has rubber sheet gasketing.
2. the rotating shaft potentiometer of good seal performance according to claim 1, is characterized in that, described first closure gasket groove, the second closure gasket groove and the 3rd closure gasket groove spaced set from top to bottom.
3. the rotating shaft potentiometer of good seal performance according to claim 1, is characterized in that, the equal indention in upper and lower surfaces of described rubber sheet gasketing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520560249.8U CN205159010U (en) | 2015-07-30 | 2015-07-30 | Pivot potentiometre that sealing performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520560249.8U CN205159010U (en) | 2015-07-30 | 2015-07-30 | Pivot potentiometre that sealing performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159010U true CN205159010U (en) | 2016-04-13 |
Family
ID=55694677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520560249.8U Expired - Fee Related CN205159010U (en) | 2015-07-30 | 2015-07-30 | Pivot potentiometre that sealing performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070431A (en) * | 2015-07-30 | 2015-11-18 | 常州市武进凯利达电子有限公司 | Rotary shaft potentiometer with good sealing performance |
-
2015
- 2015-07-30 CN CN201520560249.8U patent/CN205159010U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070431A (en) * | 2015-07-30 | 2015-11-18 | 常州市武进凯利达电子有限公司 | Rotary shaft potentiometer with good sealing performance |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20160730 |