CN210925630U - Adjustable resistor convenient for observing resistance value - Google Patents
Adjustable resistor convenient for observing resistance value Download PDFInfo
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- CN210925630U CN210925630U CN201921499146.XU CN201921499146U CN210925630U CN 210925630 U CN210925630 U CN 210925630U CN 201921499146 U CN201921499146 U CN 201921499146U CN 210925630 U CN210925630 U CN 210925630U
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- adjustable resistor
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Abstract
The utility model discloses an adjustable resistor convenient to observe resistance, which comprises a base, the center of base is provided with the axis of rotation, the fixed cover of lower part fixedly connected with of axis of rotation, top one side fixedly connected with brush of fixed cover, the outer end top sliding connection of brush has the resistance card, the lower part of fixed cover is rotated and is connected with the go-between, the upper portion fixedly connected with toothed disc of axis of rotation, one side meshing of toothed disc is connected with the calibrated scale, one side of base is provided with first curved foot, one side that first curved foot was kept away from to the base is provided with the curved foot of second and the curved foot of third respectively, the utility model relates to the technical field of resistance. This adjustable resistor convenient to observe resistance has solved traditional adjustable resistor its resistance regulation and can only accomplish to increase or turn down, can't know concrete resistance range, realizes using the problem that has great limitation.
Description
Technical Field
The utility model relates to the technical field of resistance, specifically be an adjustable resistor convenient to observe resistance.
Background
The adjustable resistor is also called a variable resistor, the adjustable resistor is a type of resistor, and the resistance value of the adjustable resistor can be manually adjusted to meet the requirements of a circuit. The carbon film adjustable resistor is small in size and wide in adjusting range, and is widely applied to small electric products, but the traditional adjustable resistor is adjusted in a rotating mode, the resistance value of the traditional adjustable resistor can only be adjusted to be large or small, the specific resistance value range cannot be known, and the application has great limitation.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an adjustable resistor convenient to observe resistance has solved its resistance of traditional adjustable resistor and has adjusted and can only accomplish to transfer greatly or transfer for a short time, can't know specific resistance scope, realizes using the problem that has great limitation.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an adjustable resistor convenient to observe resistance, includes the base, the center of base is provided with the axis of rotation, the fixed cover of lower part fixedly connected with of axis of rotation, top one side fixedly connected with brush of fixed cover, the outer end top sliding connection of brush has the resistance card, the lower part of fixed cover is rotated and is connected with the go-between, the upper portion fixedly connected with toothed disc of axis of rotation, one side meshing of toothed disc is connected with the calibrated scale.
Preferably, the top of the rotating shaft is fixedly connected with a rubber cover, and the bottom of the rotating shaft is fixedly connected with a packaging block.
Preferably, a first curved pin is arranged on one side of the base, a second curved pin and a third curved pin are respectively arranged on one side, away from the first curved pin, of the base, the inner end of the first curved pin is fixedly connected with the surface of the connecting ring, and the inner ends of the second curved pin and the third curved pin are respectively fixedly connected with two ends of the resistance card.
Preferably, the resistance card adopts a circular arc design, the surface of the resistance card is fixedly connected with the inner wall of the base through the clamping seat, and the rotating shaft is located at the center of the resistance card.
Preferably, the center of calibrated scale rotates and is connected with the connecting axle, the top of connecting axle and the inner wall fixed connection of base, the observation groove has been seted up at the top of base and the position corresponding with the calibrated scale.
Preferably, both sides of the rotating shaft are rotatably connected with the inner wall of the base, and a rotating groove is formed in the top of the rubber cover.
(III) advantageous effects
The utility model provides an adjustable resistor convenient to observe resistance. Has the following beneficial effects:
this adjustable resistor convenient to observe resistance drives the toothed disc through the axis of rotation and rotates, and then drives the calibrated scale and rotate to can definitely derive the brush rotation distance, realize inserting circuit resistance card length, reach concrete resistance range, satisfy the actual regulation demand.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective view of the present invention;
fig. 3 is a bottom view of the structure of the present invention;
fig. 4 is a schematic view of the working principle of the present invention.
In the figure: the device comprises a base 1, a rotating shaft 2, a fixing sleeve 3, an electric brush 4, a resistance card 5, a connecting ring 6, a gear disc 7, a dial 8, a rubber cover 9, a packaging block 10, a first curved pin 11, a second curved pin 12, a third curved pin 13, a clamping seat 14, a connecting shaft 15, an observation groove 16 and a rotating groove 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an adjustable resistor convenient for observing resistance value comprises a base 1, a rotating shaft 2 is arranged at the center of the base 1, a fixed sleeve 3 is fixedly connected to the lower portion of the rotating shaft 2, an electric brush 4 is fixedly connected to one side of the top of the fixed sleeve 3, a resistor disc 5 is slidably connected to the top of the outer end of the electric brush 4, the resistor disc is slidably connected with the electric brush 4, the resistor disc is convenient to insert in length and reach resistance adjustment, a connecting ring 6 is rotatably connected to the lower portion of the fixed sleeve 3, the resistor disc is connected with a first curved pin, the movable electrode is convenient to insert, a gear disc 7 is fixedly connected to the upper portion of the rotating shaft 2, a dial 8 is connected to one side of the gear disc 7 in a meshed mode, the practice adjustment resistance value is displayed through gear meshing transmission, a rubber cover 9 is fixedly connected to the top of the rotating shaft 2, a packaging block, one side of the base 1 far away from the first curved pin 11 is respectively provided with a second curved pin 12 and a third curved pin 13, the inner end of the first curved pin 11 is fixedly connected with the surface of the connecting ring 6, the inner ends of the second curved pin 12 and the third curved pin 13 are respectively fixedly connected with two ends of the resistance card 5, so that the requirements of circuit connection and structure adjustment are facilitated, the resistance card 5 adopts an arc design, the surface of the resistance card 5 is fixedly connected with the inner wall of the base 1 through a clamping seat 14, the rotating shaft 2 is positioned at the center of the resistance card 5, the center of the dial 8 is rotatably connected with a connecting shaft 15, the top of the connecting shaft 15 is fixedly connected with the inner wall of the base 1, the structural strength is increased, the stability of the device is ensured, an observation groove 16 is formed in the top of the base 1 and a position corresponding to the dial 8, so that the resistance value is convenient to observe, two sides of the rotating shaft 2, the rotation adjustment can be conveniently realized by matching with a screwdriver.
During the use, be connected first curved foot 11, the curved foot 12 of second and the curved foot 13 of third and circuit board fixedly, during resistance adjustment, rotate groove 17 through screwdriver cooperation and drive the rotation of gluing lid 9, gluing lid 9 drives axis of rotation 2 and rotates, axis of rotation 2 drives toothed disc 7 and fixed cover 3 simultaneously and rotates, fixed cover 3 drives brush 4 and slides along resistive patch 5, realize changing the length that resistive patch 5 inserts the circuit, realize resistance adjustment, toothed disc 7 drives calibrated scale 8 and rotates, realize the resistance through observing groove 16 and show.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An adjustable resistor convenient to observe resistance, includes base (1), its characterized in that: the center of base (1) is provided with axis of rotation (2), the fixed cover of lower part fixedly connected with (3) of axis of rotation (2), top one side fixedly connected with brush (4) of fixed cover (3), the outer end top sliding connection of brush (4) has resistance card (5), the lower part of fixed cover (3) is rotated and is connected with go-between (6), the upper portion fixedly connected with toothed disc (7) of axis of rotation (2), one side meshing of toothed disc (7) is connected with calibrated scale (8).
2. An adjustable resistor for facilitating resistance observation according to claim 1, wherein: the top fixedly connected with of axis of rotation (2) is glued lid (9), the bottom fixedly connected with encapsulation piece (10) of axis of rotation (2).
3. An adjustable resistor for facilitating resistance observation according to claim 1, wherein: one side of base (1) is provided with first curved foot (11), one side that first curved foot (11) were kept away from in base (1) is provided with curved foot of second (12) and the curved foot of third (13) respectively, the inner of first curved foot (11) is connected with the fixed surface of go-between (6), the inner of the curved foot of second (12) and the curved foot of third (13) respectively with the both ends fixed connection of resistance card (5).
4. An adjustable resistor for facilitating resistance observation according to claim 1, wherein: the resistance card (5) is designed in an arc shape, the surface of the resistance card (5) is fixedly connected with the inner wall of the base (1) through the clamping seat (14), and the rotating shaft (2) is located at the center of the resistance card (5).
5. An adjustable resistor for facilitating resistance observation according to claim 1, wherein: the center of calibrated scale (8) is rotated and is connected with connecting axle (15), the top of connecting axle (15) and the inner wall fixed connection of base (1), observation groove (16) have been seted up at the top of base (1) and with the corresponding position of calibrated scale (8).
6. An adjustable resistor for facilitating resistance observation according to claim 2, wherein: the both sides of axis of rotation (2) all are connected with the inner wall rotation of base (1), the top of gluing lid (9) is provided with rotates groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499146.XU CN210925630U (en) | 2019-09-10 | 2019-09-10 | Adjustable resistor convenient for observing resistance value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499146.XU CN210925630U (en) | 2019-09-10 | 2019-09-10 | Adjustable resistor convenient for observing resistance value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925630U true CN210925630U (en) | 2020-07-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921499146.XU Active CN210925630U (en) | 2019-09-10 | 2019-09-10 | Adjustable resistor convenient for observing resistance value |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925630U (en) |
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2019
- 2019-09-10 CN CN201921499146.XU patent/CN210925630U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 Room 101, building 45, Dayun software Town, 8288 Longgang Avenue, he'ao community, Yuanshan street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Guangdong precision Dragon Electronic Technology Co.,Ltd. Address before: 518000 1-4 / F, No.2 Xincun Road, Zhangbei Er village, Ailian community, Longcheng street, Longgang District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Jinglong Electronic Technology Co.,Ltd. |
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| CP03 | Change of name, title or address |