CN102456457A - Direct sliding type potentiometer - Google Patents
Direct sliding type potentiometer Download PDFInfo
- Publication number
- CN102456457A CN102456457A CN2010105286011A CN201010528601A CN102456457A CN 102456457 A CN102456457 A CN 102456457A CN 2010105286011 A CN2010105286011 A CN 2010105286011A CN 201010528601 A CN201010528601 A CN 201010528601A CN 102456457 A CN102456457 A CN 102456457A
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- housing
- sliding
- sliding axle
- linear sliding
- insulation board
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- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a direct sliding type potentiometer. The direct sliding type potentiometer comprises a shell, a sliding shaft moving in the shell and an outgoing bus installed on the shell, wherein the shell is internally provided with a resistor body assembly; the resistor body assembly comprises an insulation plate provided with a conductor rail and three mounting lines mounted on the insulation plate, and the three mounting lines are converged at the outgoing bus position; one end of the sliding shaft stretches into the interior of the shell, and one end, stretching into the interior of the shell, of the sliding shaft is provided with an electric brush assembly; the electric brush assembly comprises a sliding block fixed on the sliding shaft; a reed is fixed on the sliding block; the reed is connected with the electric brush; and the electric brush is contacted with the conductor rail on the insulation plate. According to the invention, the effective conversion of linear displacement and an electronic signal can be achieved through the direct sliding type potentiometer; and the direct sliding type potentiometer has the advantages of high linearity, long rotating service life, good smoothness and high reliability, and is convenient for use and popularization.
Description
Technical field
The present invention relates to a kind of potentiometer, particularly a kind of linear sliding potentiometer.
Background technology
Potentiometer is a kind of new electronic component; Have characteristics such as rotational life height, linearity index height, reliability index height; Be a kind ofly can satisfy complete machines such as Aeronautics and Astronautics and precision instrumentation, vehicle position sensor; At the advanced person's of aspect active demands such as high life, highly reliable, high-performance, long-life electronic component, also be the high-accuracy potentiometer of the servo applications of the accurate electronics of a kind of suitable needs, mechanical output performance.Its output is linear with rotating shaft position, can realize moving to from machinery the conversion of electronic signal.Advantage is that flatness is good, definition is excellent, resistance to wear good, rotational life is long, moving noise is little, reliability is high, resistance to chemical attack.
Along with development of science and technology, potentiometer has been obtained relatively significant progress as angle displacement sensor, but studies and make seldom as linear displacement transducer.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, a kind of linear sliding potentiometer is provided.The present invention can realize effective conversion of straight-line displacement and electronic signal.And its linearity is high, rotational life is long, flatness is good, reliability is high, easy to use, be convenient to promote the use of.
For realizing above-mentioned purpose; The technical scheme that the present invention adopts is: linear sliding potentiometer is characterized in that: comprise housing, the sliding axle that can in housing, move and be installed in the bus of drawing on the housing, in the said housing resistor element is installed; Said resistor element comprises the insulation board that is provided with conductor rail and is installed in three hookup wires on the insulation board; Said three hookup wires come together in draws bus, and an end of said sliding axle extend into enclosure interior, and the end that said sliding axle extend into enclosure interior is equipped with brush assembly of electric; Said brush assembly of electric comprises the slide block that is fixed on the sliding axle; Be fixed with reed on the said slide block, said reed is connected with brush, and said brush contacts with conductor rail on the insulation board.
Above-mentioned linear sliding potentiometer is equipped with stop nut on the said sliding axle and between said slide block and housing.
Above-mentioned linear sliding potentiometer, said insulation board outside is with outer cover.
Above-mentioned linear sliding potentiometer, said hull outside is provided with back-up ring, and said back-up ring passes through screw on housing.
Above-mentioned linear sliding potentiometer, said brush assembly of electric also comprises the nut that is installed in the sliding axle end.
Above-mentioned linear sliding potentiometer, said junction of drawing bus and housing is provided with lining.
Above-mentioned linear sliding potentiometer, said junction of drawing bus and housing is provided with packing ring.
Above-mentioned linear sliding potentiometer, the part that said sliding axle contacts with housing is coated with lubricating grease.
Above-mentioned linear sliding potentiometer, said insulation board is processed by the DAP resin, and said brush adopts the hexa-atomic alloy silk of noble metal to process.
The present invention compared with prior art has the following advantages: the present invention can realize the conversion of straight-line displacement and electronic signal.Its linearity is high, rotational life is long, flatness is good, reliability is high, easy to use, be convenient to promote the use of.Can limit the displacement of sliding axle through stop nut, in case sliding axle breaks away from housing when work; Outer cover can play protective action to this potentiometer integral body, immerses with dust protection; Lubricating grease can make sliding axle in housing, better move; Because insulation board is processed by the DAP resin, the DAP resin is very excellent in the performance of aspects such as electrical characteristic, dimensional stability, thermal endurance, moisture-proof and chemical stability, and its polymer film densification, any surface finish are like mirror.The resistance to wear of this resistive element is outstanding, and rotational life can reach up to ten million times, and its flatness is good, contact reliability is good, resolving power is high.Brush is selected the hexa-atomic alloy silk making of noble metal preferably of elasticity and non-oxidizability for use; Have good resistance to wear and high reliability; Be coated with lubricating oil on the strip conductor, guaranteed brush and strip conductor excellent contact, and further improved its anti-wear performance.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention.
Description of reference numerals:
The 1-sliding axle; The 2-screw; The 3-housing;
The 4-insulation board; The 5-outer cover; The 6-packing ring;
7-draws bus; The 8-lining; The 9-nut;
The 10-brush; The 11-spring washer; The 12-slide block;
The 13-stop nut; 14-lubricating grease; The 15-back-up ring.
Embodiment
A kind of linear sliding potentiometer as shown in Figure 1; Comprise housing 3, the sliding axle 1 that can in housing 3, move and be installed in and draw bus 7 on the housing 3; In the said housing 3 resistor element is installed, said resistor element comprises the insulation board 4 that is provided with conductor rail and is installed in three hookup wires on the insulation board 4 that said three hookup wires come together in draws bus 7; One end of said sliding axle 1 extend into housing 3 inside; And said sliding axle 1 extend into housing 3 inner ends brush assembly of electric is installed, and said brush assembly of electric comprises the slide block 12 that is fixed on the sliding axle 1, is fixed with reed on the said slide block 12; Said reed is connected with brush 10, and said brush 10 contacts with conductor rail on the insulation board 4.On the said sliding axle 1 and between said slide block 12 and housing 3 stop nut 13 is installed.Said insulation board 4 outsides are with outer cover 5.Said housing 3 arranged outside have back-up ring 15, and said back-up ring 15 is fixed on the housing 3 through screw 2.Said brush assembly of electric also comprises the nut 9 that is installed in sliding axle 1 end.Said junction of drawing bus 7 and housing 3 is provided with lining 8.Said junction of drawing bus 7 and housing 3 is provided with packing ring 6.The part that said sliding axle 1 contacts with housing 3 is coated with lubricating grease 14.Said insulation board 4 is processed by the DAP resin.
During use, sliding axle 1 moves in housing 3 and does rectilinear motion, thereby drives brush 10 through slide block 12, and brush 10 moves on the insulation board that has conductor rail 4, thereby through three hookup wire output signals of telecommunication, accomplishes rectilinear motion is converted into the signal of telecommunication.On the said sliding axle 1 and between said slide block 12 and housing 3 stop nut 13 is installed, can limits the displacement of sliding axle 1, in case sliding axle 1 breaks away from housing 3 when work through stop nut 13; Said insulation board 4 outsides are with outer cover 5, can play protective action to this potentiometer integral body, immerse with dust protection; Said housing 3 arranged outside have back-up ring 15, and said back-up ring 15 is fixed on the housing 3 through screw 2, has strengthened the bulk strength of potentiometer; The part that said sliding axle 1 contacts with housing 3 is coated with lubricating grease 14, and sliding axle 1 is better moved in housing 3; Be provided with elastic washer 11 between said nut 9 and the slide block 12; Said insulation board 4 is processed by the DAP resin; Said brush 10 adopts the hexa-atomic alloy silk of noble metal to process; Because insulation board 4 is processed by the DAP resin, the DAP resin is very excellent in the performance of aspects such as electrical characteristic, dimensional stability, thermal endurance, moisture-proof and chemical stability, and its polymer film densification, any surface finish are like mirror.The resistance to wear of this resistive element is outstanding, and rotational life can reach up to ten million times, and its flatness is good, contact reliability is good, resolving power is high.Brush 10 is selected the hexa-atomic alloy silk making of noble metal preferably of elasticity and non-oxidizability for use; Have good resistance to wear and high reliability; Be coated with lubricating oil on the strip conductor, guaranteed brush 10 and strip conductor excellent contact, and further improved its anti-wear performance.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit all still belongs in the protection range of technical scheme of the present invention any simple modification, change and equivalent structure transformation that above embodiment did according to the present invention.
Claims (9)
1. linear sliding potentiometer; It is characterized in that: comprise housing (3), the sliding axle (1) that can in housing (3), move and be installed in and draw bus (7) on the housing (3); Said housing is equipped with resistor element in (3), and said resistor element comprises the insulation board (4) that is provided with conductor rail and be installed in three hookup wires on the insulation board (4) that said three hookup wires come together in draws bus (7); One end of said sliding axle (1) extend into housing (3) inside; And said sliding axle (1) extend into the inner end of housing (3) brush assembly of electric is installed, and said brush assembly of electric comprises the slide block (12) that is fixed on the sliding axle (1), and said slide block is fixed with reed on (12); Said reed is connected with brush (10), and said brush (10) contacts with conductor rail on the insulation board (4).
2. linear sliding potentiometer according to claim 1 is characterized in that: said sliding axle (1) is gone up and between said slide block (12) and housing (3), stop nut (13) is installed.
3. linear sliding potentiometer according to claim 1 is characterized in that: said insulation board (4) outside is with outer cover (5).
4. linear sliding potentiometer according to claim 1 is characterized in that: said housing (3) arranged outside has back-up ring (15), and said back-up ring (15) is fixed on the housing (3) through screw (2).
5. linear sliding potentiometer according to claim 1 is characterized in that: said brush assembly of electric also comprises the nut (9) that is installed in sliding axle (1) end.
6. linear sliding potentiometer according to claim 1 is characterized in that: said junction of drawing bus (7) and housing (3) is provided with lining (8).
7. linear sliding potentiometer according to claim 6 is characterized in that: said junction of drawing bus (7) and housing (3) is provided with packing ring (6).
8. linear sliding potentiometer according to claim 1 is characterized in that: the part that said sliding axle (1) contacts with housing (3) is coated with lubricating grease (14).
9. linear sliding potentiometer according to claim 1 is characterized in that: said insulation board (4) is processed by the DAP resin, and said brush (10) adopts the hexa-atomic alloy silk of noble metal to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105286011A CN102456457A (en) | 2010-11-01 | 2010-11-01 | Direct sliding type potentiometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105286011A CN102456457A (en) | 2010-11-01 | 2010-11-01 | Direct sliding type potentiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102456457A true CN102456457A (en) | 2012-05-16 |
Family
ID=46039538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105286011A Pending CN102456457A (en) | 2010-11-01 | 2010-11-01 | Direct sliding type potentiometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102456457A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015090198A1 (en) | 2013-12-18 | 2015-06-25 | 江苏多维科技有限公司 | Non-contact marked potentiometer |
| CN105070441A (en) * | 2015-07-30 | 2015-11-18 | 常州市武进凯利达电子有限公司 | Linear sliding potentiometer |
| CN109215911A (en) * | 2018-10-13 | 2019-01-15 | 台州量子电子科技有限公司 | A kind of linear potentiometer for measurement |
-
2010
- 2010-11-01 CN CN2010105286011A patent/CN102456457A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015090198A1 (en) | 2013-12-18 | 2015-06-25 | 江苏多维科技有限公司 | Non-contact marked potentiometer |
| CN105070441A (en) * | 2015-07-30 | 2015-11-18 | 常州市武进凯利达电子有限公司 | Linear sliding potentiometer |
| CN109215911A (en) * | 2018-10-13 | 2019-01-15 | 台州量子电子科技有限公司 | A kind of linear potentiometer for measurement |
| CN109215911B (en) * | 2018-10-13 | 2023-12-26 | 台州量子电子科技有限公司 | Linear potentiometer for measurement |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120516 |