CN206163227U - Improved rotary potentiometer - Google Patents
Improved rotary potentiometer Download PDFInfo
- Publication number
- CN206163227U CN206163227U CN201620965102.1U CN201620965102U CN206163227U CN 206163227 U CN206163227 U CN 206163227U CN 201620965102 U CN201620965102 U CN 201620965102U CN 206163227 U CN206163227 U CN 206163227U
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- CN
- China
- Prior art keywords
- improved rotary
- rotating shaft
- rotary potentiometer
- contact spring
- sleeve
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- 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.)
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Abstract
The utility model discloses an improved rotary potentiometer, including pivot and the combination of resistance card axle sleeve, the below of pivot is provided with the shaft hole, the upper end surface of pivot is provided with the insertion groove, thread shaft sleeve has been cup jointed to the outside of pivot, the resistance board sets up in thread shaft sleeve, the one end of resistance board is connected with binding post, the base is connected bottom thread shaft sleeve, the inside of base is provided with contact spring, the last contact that is equipped with of contact spring, contact one end is connected with contact spring, the other end sets up in the shaft hole of pivot, the combination of resistance card axle sleeve utilizes the injection molding machine with its whole with thread shaft sleeve injection moulding formation with binding post the resistance board in the resistance card base, the below of base is provided with an ability and lives the whole bottom parcel of resistance card base axle sleeve combination, and can protect inside tail -hood and hou gai, this improved rotary potentiometer, convenient assembling is swift, connects reliably, the stable performance, high pressure resistant effectual, sealing performance is high, has prolonged the life of potentiometre.
Description
Technical field
The utility model is related to technical field of electronic accessory, specially a kind of improved rotary potentiometer.
Background technology
Potentiometer is a kind of electronic devices and components of application quite popularization, on market potentiometer switch be widely used in it is various not
With starting voltage switching, volume control action is come in electrical equipment, wherein a rotational potentiometer, its resistor disc pedestal and threaded sleeve point
Injection is opened, the structure that the connecting pin of metal cover board and rear casing for being molded threaded sleeve is connected, and also potentiometer is long again
After time use, due to poor sealing, dust is easily entered in inside so that occur the noisy of friction between rotating shaft and resistance board
Sound, and this rotational potentiometer poor work stability, high pressure resistant effect is bad, and poor sealing performance shortens making for potentiometer
With the life-span, the reliability of potentiometer work is reduced, and it is relatively costly.
Utility model content
For problem above, the utility model provides a kind of improved rotary potentiometer, by arranging resistor disc axle sleeve
Combination etc. can be with the problem in effectively solving background technology.
For achieving the above object, the utility model provides following technical scheme：A kind of improved rotary potentiometer, including turn
Axle and resistor disc sleeve combination, are provided with axis hole below the rotating shaft, the upper end face of the rotating shaft is provided with insertion groove
Make assembling more quick, the outside of the rotating shaft is socketed with threaded sleeve, the threaded sleeve is internally provided with resistance board,
Drive threaded sleeve to rotate by rotating shaft, so as to changing the resistance value of resistance board, one end of resistance board be connected with outward
The binding post of portion's device connection, the bottom of the threaded sleeve is provided with pedestal, and pedestal is internally provided with contact spring,
Contact spring is provided with contact, and contact one end is connected with contact spring, and the other end is arranged in the axis hole of rotating shaft, resistor disc axle sleeve
Combination is itself and threaded sleeve injection mo(u)lding to be formed the resistance board in resistor disc pedestal and binding post using injection machine
Overall, so as to strengthen the sealing of potentiometer, one is provided with below the pedestal can be by the whole of resistor disc sleeve combination
Individual bottom wraps, and the tail-hood and bonnet inside protecting.
As a kind of preferred technical scheme of the utility model, metal stopper piece is socketed with the rotating shaft.
As a kind of preferred technical scheme of the utility model, on the pedestal fixed block is provided with.
Used as a kind of preferred technical scheme of the utility model, the contact spring is fixed on pedestal by rivet.
Used as a kind of preferred technical scheme of the utility model, the tail-hood and bonnet are fixed by rivet.
Used as a kind of preferred technical scheme of the utility model, the resistance board, threaded sleeve are uniformly and symmetrically distributed.
Compared with prior art, the beneficial effects of the utility model are：A kind of improved rotary potentiometer, by arranging
There is insertion groove so that easy to assembly quick, by the way that resistance board, binding post and threaded sleeve injection mo(u)lding are made for an entirety
Sealing property raising, and the connection reliability of binding post and external devices are obtained, stable performance, high pressure resistant effect is good, extends
The service life of potentiometer.
Description of the drawings
Fig. 1 is the utility model structure structure chart；
Fig. 2 is the utility model resistor disc sleeve combination structural representation.
In figure：1- insertion grooves；2- rotating shafts；3- binding posts；4- contact springs；5- metal stopper pieces；6- bonnets；8- tails
Lid；9- rivets；10- pedestals；11- contacts；12- resistance versions；13- resistor disc sleeve combinations；14- threaded sleeves.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Embodiment：
Fig. 1, Fig. 2 are referred to, the utility model provides a kind of technical scheme：A kind of improved rotary potentiometer, including turn
Axle 2 and resistor disc sleeve combination 13, the lower section of the rotating shaft 2 is provided with axis hole, and the upper end face of the rotating shaft 2 is provided with insertion
Making assembling more quick, the outside of the rotating shaft 2 is socketed with threaded sleeve 14 to groove 1, and the inside of the threaded sleeve 15 sets
Resistance board 12 is equipped with, drives threaded sleeve 15 to rotate by rotating shaft 2, so as to changing the resistance value of resistance board 12, resistance
One end of plate 12 is connected with the binding post 3 being connected with external devices, and the bottom of the threaded sleeve 14 is provided with pedestal 10,
Pedestal 10 is internally provided with contact spring 4, and contact spring 4 is provided with contact 11, the one end of contact 11 is connected with contact spring 4,
The other end is arranged in the axis hole of rotating shaft 2, and resistor disc sleeve combination 13 is by the resistance board 12 and terminals in resistor disc pedestal
The entirety that son 3 is formed itself and the injection mo(u)lding of threaded sleeve 14 using injection machine, it is described so as to strengthen the sealing of potentiometer
The lower section of pedestal 10 is provided with one and can wrap the whole bottom of resistor disc sleeve combination 13, and the tail-hood inside protecting
8 and bonnet 6.
Metal stopper piece 5 is socketed with the rotating shaft 2；Fixed block is provided with the pedestal 10；The contact spring 4 leads to
Cross rivet 9 to be fixed on pedestal 10；The tail-hood 8 and bonnet 6 are fixed by rivet 9；The resistance board 12, threaded sleeve 14 are equal
It is even symmetrical.
Operation principle of the present utility model：When using, bonnet 6 and tail-hood 8 are opened, external devices are connected with binding post 3
Connect, now show the initial value of potentiometer, if resistance value need to be changed, rotatable rotating shaft 2, rotating shaft 2 drives the screw thread being socketed in
Axle sleeve 14, and touch the contact 11 in axis hole so that the contact spring 4 on pedestal moves to change in the presence of rotating shaft 2
The resistance of resistance board 12, metal stopper piece 5 can fix contact spring 4 so that resistance keeps constant, after the completion of use, close
Bonnet 6 and tail-hood 8 are closed, prevents dust from entering.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of improved rotary potentiometer, including rotating shaft（2）With resistor disc sleeve combination（13）, it is characterised in that：Described turn
Axle（2）Lower section be provided with axis hole, the rotating shaft（2）Upper end face be provided with insertion groove（1）To make assembling more quick,
The rotating shaft（2）Outside be socketed with threaded sleeve（14）, the threaded sleeve（15）Be internally provided with resistance board（12）, lead to
Cross rotating shaft（2）Drive threaded sleeve（15）Rotate, so as to changing resistance board（12）Resistance value, resistance board（12）One
End is connected with the binding post being connected with external devices（3）, the threaded sleeve（14）Bottom be provided with pedestal（10）, base
Seat（10）Be internally provided with contact spring（4）, contact spring（4）It is provided with contact（11）, contact（11）One end and contact spring
Piece（4）Connection, the other end is arranged on rotating shaft（2）Axis hole in, resistor disc sleeve combination（13）It is by the electricity in resistor disc pedestal
Baffle-wall（12）With binding post（3）Using injection machine by itself and threaded sleeve（14）The entirety that injection mo(u)lding is formed, so as to strengthen
The sealing of potentiometer, the pedestal（10）Lower section be provided with one can be by resistor disc sleeve combination（13）Whole bottom
Wrap, and the tail-hood inside protecting（8）And bonnet（6）.
2. a kind of improved rotary potentiometer according to claim 1, it is characterised in that：The rotating shaft（2）On be socketed with
Metal stopper piece（5）.
3. a kind of improved rotary potentiometer according to claim 1, it is characterised in that：The pedestal（10）On be provided with
Fixed block.
4. a kind of improved rotary potentiometer according to claim 1, it is characterised in that：The contact spring（4）Pass through
Rivet（9）It is fixed on pedestal（10）On.
5. a kind of improved rotary potentiometer according to claim 1, it is characterised in that：The tail-hood（8）And bonnet（6）
By rivet（9）It is fixed.
6. a kind of improved rotary potentiometer according to claim 1, it is characterised in that：The resistance board（12）, screw thread
Axle sleeve（14）It is uniformly and symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965102.1U CN206163227U (en) | 2016-08-29 | 2016-08-29 | Improved rotary potentiometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620965102.1U CN206163227U (en) | 2016-08-29 | 2016-08-29 | Improved rotary potentiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206163227U true CN206163227U (en) | 2017-05-10 |
Family
ID=58649789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620965102.1U Active CN206163227U (en) | 2016-08-29 | 2016-08-29 | Improved rotary potentiometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206163227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755185A (en) * | 2020-07-09 | 2020-10-09 | 四川航天烽火伺服控制技术有限公司 | Angle potentiometer |
-
2016
- 2016-08-29 CN CN201620965102.1U patent/CN206163227U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755185A (en) * | 2020-07-09 | 2020-10-09 | 四川航天烽火伺服控制技术有限公司 | Angle potentiometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210106 Address after: No.16 Fengxiang East Road, Fenghuangling District, economic development zone, Zizhong County, Neijiang City, Sichuan Province Patentee after: Sichuan Huajing Chuangke Electronic Technology Co.,Ltd. Address before: Chisheng Industrial Zone, Nanwu village, Houjie Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN SHANGLI ELECTRONIC TECHNOLOGY Co.,Ltd. |