CN207082388U - A kind of linear sliding potentiometer - Google Patents
A kind of linear sliding potentiometer Download PDFInfo
- Publication number
- CN207082388U CN207082388U CN201720781789.8U CN201720781789U CN207082388U CN 207082388 U CN207082388 U CN 207082388U CN 201720781789 U CN201720781789 U CN 201720781789U CN 207082388 U CN207082388 U CN 207082388U
- Authority
- CN
- China
- Prior art keywords
- pusher
- lower house
- positioning
- resistor stripe
- linear sliding
- 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)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model discloses a kind of linear sliding potentiometer, including upper shell, lower house, resistor stripe and pusher, the medial surface of the upper shell is provided with guide runner, the bottom of the pusher is connected with brush portion, the section in the brush portion is in half elliptic, the resistor stripe is arranged in lower house, the resistor stripe is provided with stopper slot, the lower sidewalls of the pusher are provided with spring eye, compression spring and ball are provided with the spring eye, the side of the lower house is provided with positioning runner, the positioning runner is provided with positioning hole, the positioning hole is uniformly arranged on along its length, the positioning hole cooperates with stopper slot and set, the position of pusher is limited.The utility model can be accurately defined to position of the pusher in regulation stall on resistor stripe, made its regulation to electric current and voltage more accurate and improved service life.
Description
Technical field
It the utility model is related to potentiometer technical field, more particularly to a kind of linear sliding potentiometer.
Background technology
Potentiometer is a kind of adjustable electronic component, and it is rotated by a resistive element and one or sliding system forms.
It is several that potentiometer on the market according to construction is roughly divided into rotary, individual pen formula, multiple circles and rectilinearly-moved slide type etc., works as resistive element
Two fixed contacts between an additional voltage when, by rotating or sliding system changes position of the contact on resistive element,
The voltage with movable contact position into certain relation can be obtained between movable contact and fixed contact.Potentiometer is commonly used as
Divider, rheostat and current controller etc., it is widely used in measuring instrument, facsimile machine, duplicator, printer and sensor
Etc. industry.
But the potentiometer with sliding system often occurs that sliding handle easily loosens, sliding handle is connected built on the sand with resistance, is caused
It is inaccurate to adjust voltage and current, it is impossible to the position of sliding handle is accurately defined in the sliding process of regulation stall so that
The service life of slide potentiometer substantially reduces.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of linear sliding potentiometer reasonable in design, energy
It is enough that position of the pusher in regulation stall on resistor stripe is accurately defined.
To achieve the above object, the utility model provides following technical scheme：
A kind of linear sliding potentiometer, it is characterised in that：Including upper shell, lower house, resistor stripe and pusher, it is described on
Housing is provided with slot, and the head of the pusher is set through slot, and the medial surface of the upper shell, which is provided with, leads
Chute, the pusher are slidably connected with guide runner, and the bottom of the pusher is connected with brush portion, the brush portion
Section is in half elliptic, and the resistor stripe is arranged in lower house, and the resistor stripe is provided with stopper slot, and the stopper slot uses
Set with the shape that brush portion matches, the lower sidewalls of the pusher are provided with spring eye, and pressure is provided with the spring eye
Contracting spring and ball, the ball are located at the outside of compression spring, and the side of the lower house is provided with positioning runner, the positioning
Chute is provided with positioning hole, and the positioning hole is uniformly arranged on along its length, and the positioning hole cooperates with stopper slot and set
Put, the position of pusher is limited.
By using above-mentioned technical proposal：Because pusher bottom is connected with the brush portion that section is in half elliptic, and
Resistor stripe is provided with the stopper slot that shape matches with brush portion so that its position can when being slided on resistor stripe for pusher
Limited；And the setting of lower casing body side surface positioning runner so that ball can position in the sliding process of pusher
Moved in chute, until the mutual cooperation with positioning hole so that slide more steady, smoothness, gear regulation is more accurate；Due to
Positioning hole cooperates with stopper slot and set so that when the stopper slot on resistor stripe is defined to the bottom position of pusher
While, positioning hole can be limited to the lateral location of pusher so that pusher its position in regulation stall
It can obtain more accurately limiting, it is also not in situation about significantly loosening after permanent use to make pusher so that
Regulation of the potentiometer to electric current and voltage keeps outstanding stabilization and accuracy, improves the service life of slide potentiometer.
It is of the present utility model to be further arranged to：Rubber blanket is installed between the pusher and guide runner.
By using above-mentioned technical proposal：Due to the setting of rubber blanket so that pusher and guide runner are slidably connected
More smooth-going and stably.
It is of the present utility model to be further arranged to：Blind hole is offered on the madial wall of the lower house, is filled out in the blind hole
Filled with sorbing material.
By using above-mentioned technical proposal：Sorbing material in the blind hole, can strong adsorption slide potentiometer exist
Caused moisture and dust during long-time use so that slide potentiometer is less prone to undesirable condition, improves it and uses the longevity
Life.
It is of the present utility model to be further arranged to：The lower end of the upper shell is provided with groove, institute with lower house touching position
State and sealing gasket is installed in groove.
By using above-mentioned technical proposal：The setting of sealing gasket so that the mating connection of upper shell and lower house is more steady
Gu it is less prone to situation about locally loosening.
Brief description of the drawings
Using accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not formed to of the present utility model
Any restrictions, on the premise of not paying creative work, can also be according to following attached for one of ordinary skill in the art
Figure obtains other accompanying drawings：
Fig. 1 is a kind of schematic cross-sectional view of linear sliding potentiometer of the utility model；
Fig. 2 is a kind of structural representation of linear sliding potentiometer of the utility model；
Fig. 3 is a kind of stereogram of the pusher of linear sliding potentiometer of the utility model.
In figure：1- upper shells, 2- lower houses, 3- resistor stripes, 4- pushers, 5- guide runners, 6- brushes portion, 7- are spacing
Groove, 8- spring eyes, 9- compression springs, 10- balls, 11- positioning runners, 12- positioning holes, 13- sorbing materials, 14- sealing gaskets.
Embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with the accompanying drawings and have
The utility model is described in further detail body embodiment, it is necessary to explanation is, in the case where not conflicting, the application's
Feature in embodiment and embodiment can be mutually combined.
As shown in Figures 1 to 3, a kind of linear sliding potentiometer, including upper shell 1, lower house 2, resistor stripe 3 and pusher 4,
The upper shell 1 is provided with slot, and the head of the pusher 4 is set through slot, the inner side of the upper shell 1
Face is provided with guide runner 5, and the pusher 4 is slidably connected with guide runner 5, and the bottom of the pusher 4 is connected with brush portion
6, the section in the brush portion 6 is in half elliptic, and the resistor stripe 3 is arranged in lower house 1, and the resistor stripe 3 is provided with limit
Position groove 7, the stopper slot 7 are set using the shape to match with brush portion 6, and the lower sidewalls of the pusher 4 are provided with bullet
Spring hole 8, the spring eye 8 is interior to be provided with compression spring 9 and ball 10, and the ball 10 is located at the outside of compression spring 9, under described
The side of housing 2 is provided with positioning runner 11, and the positioning runner 11 is provided with positioning hole 12, and the positioning hole 12 is along its length
On be uniformly arranged, the positioning hole 12 and stopper slot 7, which cooperate, to be set, and the position of pusher 4 is limited.Due to cunning
The dynamic bottom of push rod 4 is connected with the brush portion 6 that section is in half elliptic, and resistor stripe 3 is provided with what shape matched with brush portion 3
Stopper slot 7 so that pusher 4 can be limited its position when being slided on resistor stripe 3；And the positioning of the side of lower house 2 is slided
The setting of groove 11 so that ball 10 can move in the sliding process of pusher 4 in positioning runner 11, until with positioning
The mutual cooperation in hole 12 so that slide more steady, smoothness, gear regulation is more accurate；Due to positioning hole 12 and the phase of stopper slot 7
Mutually it is equipped with so that while the stopper slot 7 on resistor stripe 3 is defined to the bottom position of pusher 4, positioning hole
12 can be limited to the lateral location of pusher 4 so that its position in regulation stall of pusher 4 can obtain more
Add accurate restriction, it is also not in situation about significantly loosening after permanent use to make pusher 4 so that potentiometer is to electricity
The regulation of stream and voltage keeps outstanding stabilization and accuracy, improves the service life of slide potentiometer.
Preferably, rubber blanket is installed between the pusher 4 and guide runner 5 so that pusher 4 and guide runner 5
Be slidably connected more smooth-going and stably.
Preferably, blind hole is offered on the madial wall of the lower house 2, sorbing material 13 is filled with the blind hole, makes
It being capable of strong adsorption slide potentiometer caused moisture and dust during long-time use so that slide potentiometer is not easy
There is undesirable condition, improve its service life.
Preferably, the lower end of the upper shell 1 is provided with groove with the touching position of lower house 2, is provided with the groove close
Packing 14 so that the mating connection of upper shell 1 and lower house 2 is more firm, is less prone to situation about locally loosening.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (4)
- A kind of 1. linear sliding potentiometer, it is characterised in that：Including upper shell, lower house, resistor stripe and pusher, the upper casing Body is provided with slot, and the head of the pusher is set through slot, and the medial surface of the upper shell is provided with slide guide Groove, the pusher are slidably connected with guide runner, and the bottom of the pusher is connected with brush portion, and the brush portion is cut Face is in half elliptic, and the resistor stripe is arranged in lower house, and the resistor stripe is provided with stopper slot, the stopper slot use with The shape that brush portion matches is set, and the lower sidewalls of the pusher are provided with spring eye, and compression is provided with the spring eye Spring and ball, the ball are located at the outside of compression spring, and the side of the lower house is provided with positioning runner, and the positioning is slided Groove is provided with positioning hole, and the positioning hole is uniformly arranged on along its length, and the positioning hole cooperates with stopper slot and set, The position of pusher is limited.
- A kind of 2. linear sliding potentiometer according to claim 1, it is characterised in that：Between the pusher and guide runner Rubber blanket is installed.
- A kind of 3. linear sliding potentiometer according to claim 1, it is characterised in that：Opened up on the madial wall of the lower house There is blind hole, sorbing material is filled with the blind hole.
- A kind of 4. linear sliding potentiometer according to claim 1, it is characterised in that：The lower end of the upper shell and lower house Touching position is provided with groove, and sealing gasket is provided with the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781789.8U CN207082388U (en) | 2017-06-30 | 2017-06-30 | A kind of linear sliding potentiometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720781789.8U CN207082388U (en) | 2017-06-30 | 2017-06-30 | A kind of linear sliding potentiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207082388U true CN207082388U (en) | 2018-03-09 |
Family
ID=61426883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720781789.8U Expired - Fee Related CN207082388U (en) | 2017-06-30 | 2017-06-30 | A kind of linear sliding potentiometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207082388U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110808514A (en) * | 2019-11-13 | 2020-02-18 | 扬州市君瑞企业管理有限公司 | Guiding device for connecting rail of seamless sliding contact line |
| CN112648013A (en) * | 2020-12-25 | 2021-04-13 | 河北煤炭科学研究院有限公司 | Electrode conversion tool for direct current method instrument |
| CN112687440A (en) * | 2019-10-18 | 2021-04-20 | 曾信弘 | Variable resistance component and mechanical regulating device |
-
2017
- 2017-06-30 CN CN201720781789.8U patent/CN207082388U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112687440A (en) * | 2019-10-18 | 2021-04-20 | 曾信弘 | Variable resistance component and mechanical regulating device |
| CN112687440B (en) * | 2019-10-18 | 2023-05-30 | 曾信弘 | Variable resistor assembly and mechanical regulating device |
| CN110808514A (en) * | 2019-11-13 | 2020-02-18 | 扬州市君瑞企业管理有限公司 | Guiding device for connecting rail of seamless sliding contact line |
| CN110808514B (en) * | 2019-11-13 | 2020-12-25 | 扬州市君瑞企业管理有限公司 | Guiding device for connecting rail of seamless sliding contact line |
| CN112648013A (en) * | 2020-12-25 | 2021-04-13 | 河北煤炭科学研究院有限公司 | Electrode conversion tool for direct current method instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20190630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |