CN216145473U

CN216145473U - Module potentiometer

Info

Publication number: CN216145473U
Application number: CN202121145109.6U
Authority: CN
Inventors: 张中洲
Original assignee: Guangdong Shichuang Technology Co ltd
Current assignee: Guangdong Shichuang Technology Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-03-29
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a module potentiometer, which comprises a shell, a bottom cover, a resistor base body, a rotating shaft, an electric brush carrier and an electric brush, wherein the resistor base body, the rotating shaft, the electric brush carrier and the electric brush are arranged in the shell; the resistance base member joint is on the casing, is provided with a plurality of logical line holes on the casing side, and many external lines pass and lead to the line hole and be connected with the brush carrier in brush carrier bottom, and the bottom sets up the resistance base member bottom on the casing inboard, and the bottom will set up including the external lines of casing all wraps up through the colloid, drives brush carrier and brush through the pivot and rotates on the resistance base member to the output angle of external output pivot.

Description

Module potentiometer

Technical Field

The utility model relates to the field of potentiometers, in particular to a module potentiometer.

Background

The angle sensor is a sensor installed on a machine and used for obtaining the real-time rotating part angle of the machine, and is widely applied to various machines and equipment, so that the machine and the equipment can be effectively helped to know the real-time running position of the machine, most of the existing module potentiometers are complex in structure, the cost is relatively high, and therefore the module potentiometers which are simple in structure, good in waterproof and dustproof effects and relatively low in production cost are needed.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a module potentiometer which has a simple structure, good waterproof and dustproof effects and relatively low production cost.

The utility model provides a module potentiometer, which comprises a shell, a resistor matrix, a rotating shaft, an electric brush carrier and an electric brush, wherein the resistor matrix is arranged on the shell; the resistor base body, the rotating shaft, the electric brush carrier and the electric brush are arranged in the shell, the resistor base body further comprises a bottom cover formed by glue pouring, the electric brush carrier is arranged at the bottom of the rotating shaft and fixedly connected with the rotating shaft, and the electric brush is arranged on the electric brush carrier; the resistance base member joint is in on the casing, be provided with a plurality of logical line holes on the casing side, many external lines pass logical line hole be in brush carrier bottom with the brush carrier is connected, the bottom sets up on the casing inboard resistance base member bottom, the bottom will set up through the colloid including external lines in the casing all wraps up, through the pivot drives the brush carrier with the brush is in rotate on the resistance base member to the output angle of pivot is to outer output.

Preferably, the top of the resistor base body is provided with an outer ring resistor and an inner ring resistor, the inner ring resistor is a closed circular ring, the outer ring resistor is a circular ring with a notch at the edge, and two ends of the outer ring resistor and the inner ring resistor are respectively connected with the three external circuits.

Preferably, a riveting column is arranged in the middle of the bottom of the rotating shaft, a riveting groove is arranged in the middle of the brush carrier, and the riveting column and the riveting groove are matched to fix the brush carrier at the bottom of the rotating shaft in a riveting mode, so that the rotating shaft is fixed on the shell.

Preferably, the brush is fixed to the brush carrier by riveting.

Preferably, a fixing groove is formed in the side surface of the shell, and the module potentiometer can be connected and fixed on a fixed object through the fixing groove.

The module potentiometer of the utility model has the beneficial effects that:

1. compared with the prior design, the design that the resistance matrix of the back-off electric brush is arranged below and the electric brush is arranged above can effectively reduce the abrasion of the electric brush tentacle, thereby prolonging the service life of the electric brush tentacle and improving the reliability of the product.

2. The connection structure is mostly connected by adopting a riveted structure, so that the problem caused by welding or other connection is reduced, and the use reliability of the product can be effectively improved.

3. The actual resistance of the outer ring resistor can be obtained in real time by arranging the input head and the two output heads on the outer ring resistor, so that the precision of a product can be improved.

4. The fixing grooves are formed in the side faces of the shell, so that the module potentiometer can be connected and fixed with a product which needs to be connected more easily, and the use is more convenient.

5. Form the bottom through the mode that uses the encapsulating and replace traditional bottom, can save the cost of manufacturing cost and die sinking, and dustproof and water-proof effects is better.

Drawings

FIG. 1 is a schematic structural diagram of a module potentiometer according to the present invention;

FIG. 2 is a bottom view of the brush carrier of the modular potentiometer of the present invention;

FIG. 3 is a bottom view of the resistor substrate of the modular potentiometer of the present invention;

FIG. 4 is a top view of the resistor substrate of the modular potentiometer of the present invention;

reference numbers in the figures: 1. the device comprises a shell, a rotating shaft, a brush carrier, a resistor base body, a bottom cover, a first connector, a second connector, a third connector, a fourth connector, a fifth connector, a sixth connector, a fourth connector, a sixth connector, a fifth connector, a sixth connector, a fourth connector, a sixth connector, a fourth connector, a sixth connector, a fourth connector, a sixth, a fourth connector, a sixth, a fourth, a sixth, a fourth, a sixth, a fourth, a sixth, a fourth, a sixth, a.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 4, an embodiment of a module potentiometer according to the present invention is provided:

a module potentiometer comprises a shell 1, a bottom cover 5, a resistor base body 4, a rotating shaft 2, a brush carrier 3 and a brush 7. The rotating shaft 2, the electric brush carrier 3 and the electric brush 7 are arranged in the shell 1, the electric brush carrier 3 is arranged at the bottom of the rotating shaft 2 and fixedly connected with the rotating shaft 2, and the electric brush 7 is arranged on the electric brush carrier 3; the resistor base body 4 is clamped on the shell 1. The bottom cover 5 is formed by glue pouring and is arranged at the bottom of the electric brush carrier 3 and fixedly connected with the shell 1.

2 side middle sections of pivot are provided with spacing fixture block, and 2 bottoms of pivot are provided with riveting post 21, are provided with riveting groove 31 in the middle of the brush carrier 3, through using riveting post 21 and the cooperation of riveting groove 31 to fix brush carrier 3 in 2 bottoms of pivot through the riveted mode, and make pivot 2 fix on casing 1 through spacing fixture block and the cooperation of brush carrier 3.

Brush 7 sets up in brush carrier 3 bottom, is provided with the brush riveting hole on brush 7, is provided with brush carrier fixed column on the brush carrier 3, and brush 7 is fixed on brush carrier fixed column through riveted mode. Two brush tentacles are arranged at the bottom of the brush 7.

Be provided with two fixed slot 41 on the resistance base member 4 side, be provided with two fixed fixture blocks on the casing 1 side, thereby resistance base member 4 passes through fixed fixture block and the cooperation joint of fixed slot 41 on casing 1. An outer ring resistor 42 and an inner ring resistor 43 are arranged on the top of the resistor base body 4, the inner ring resistor 43 is a closed circular ring, the outer ring resistor 42 is a circular ring with a notch on the side surface, two ends of the outer ring resistor 42 and the inner ring resistor 43 are respectively connected with a first connector 44, a second connector 45 and a third connector 46, and the three connectors are respectively connected with an external circuit 6 arranged on the outer side of the shell 1. Two brush tentacles on the brush 7 are respectively contacted with the outer ring resistor 42 and the inner ring resistor 43.

Wherein the resistance between the first connector 44 and the second connector 45 is the actual resistance of the outer ring resistor 42, and the resistance between the first connector 44 and the third connector 46 is the resistance of the outer ring resistor 42 between the first connector 44 and the brush feeler in contact with the outer ring resistor 42.

The side surface of the shell 1 is provided with a fixing groove 11, and the module potentiometer can be connected and fixed on a fixed object through the fixing groove 11.

After the resistor base body 4 is clamped and fixed on the shell 1, the external circuit 6 penetrates through the connecting hole to be connected with the first connector 44, the second connector 45 and the third connector at the bottom of the resistor base body 4 respectively, then a bottom cover is formed in a glue pouring mode, and the external circuit, the first connector, the second connector and the third connector are connected and sealed in glue of the bottom cover.

The module potentiometer of the utility model has the beneficial effects that:

1. compared with the prior design, the design of the back-off electric brush has the advantages that the resistor base body 4 is arranged on the lower side, and the electric brush 7 is arranged on the upper side, so that the abrasion of an electric brush tentacle can be effectively reduced, the service life of the electric brush tentacle is prolonged, and the reliability of a product is improved.

3. By arranging one input head and two output heads on the outer ring resistor 41, the actual resistance of the outer ring resistor 41 can be obtained in real time, so that the precision of the product can be improved.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.

Claims

1. A module potentiometer comprises a shell, a resistor matrix, a rotating shaft, an electric brush carrier and an electric brush; the resistor base body, the rotating shaft, the electric brush carrier and the electric brush are arranged in the shell, and the resistor base body is characterized by further comprising a bottom cover formed by glue pouring, wherein the electric brush carrier is arranged at the bottom of the rotating shaft and fixedly connected with the rotating shaft, and the electric brush is arranged on the electric brush carrier; the resistance base member joint is in on the casing, be provided with a plurality of logical line holes on the casing side, many external lines pass logical line hole be in brush carrier bottom with the brush carrier is connected, the bottom sets up on the casing inboard resistance base member bottom, the bottom will set up through the colloid including external lines in the casing all wraps up, through the pivot drives the brush carrier with the brush is in rotate on the resistance base member to the output angle of pivot is to outer output.

2. The module potentiometer according to claim 1, wherein the resistor base body is provided with an outer ring resistor and an inner ring resistor on the top, the inner ring resistor is a closed circular ring, the outer ring resistor is a circular ring with a notch on the edge, and two ends of the outer ring resistor and the inner ring resistor are respectively connected with the three external lines.

3. The module potentiometer according to claim 1, wherein a riveting column is arranged in the middle of the bottom of the rotating shaft, a riveting groove is arranged in the middle of the brush carrier, and the riveting column and the riveting groove are matched to fix the brush carrier on the bottom of the rotating shaft in a riveting manner, so that the rotating shaft is fixed on the shell.

4. A modular potentiometer according to claim 1, wherein the brushes are fixed to the brush carrier by riveting.

5. The modular potentiometer according to claim 1, wherein the housing has a retaining groove formed in a side thereof, and the modular potentiometer is adapted to be coupled to a fixture via the retaining groove.