Quadruple tap-type carbon membrane potentiometer
A carbon film potentiometer and film potential technology, applied in the field of potentiometers, can solve the problems that it is difficult to adapt to miniaturization, thinning, multi-function and high reliability, and the rareness of coaxial multi-connected precision conductive potentiometers with center taps. , to achieve high reliability, high synchronization accuracy, and improve linear accuracy
Inactive Publication Date: 2014-08-20
CHANGZHOU CITY WUJIN DISTRICT KAILIDA ELECTRONICS
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Problems solved by technology
[0002] General potentiometers only have a simple structure, and it is difficult to meet the development needs of miniaturization, thinning, multi-function and high reliability today, and coaxial multi-connected precision conductive potentiometers with center taps are the most important in the development of potentiometers in my country. still rare
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[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0017] see figure 1 with figure 2 , the embodiment of the present invention includes:
[0018] A quadruple tapped carbon film potentiometer, comprising: quadruple carbon film potentiometer main body 1, four substrates with guide rails 2, four reed brackets 3, four contact reeds 4, eight brushes 5, one Central shaft 6, four insulating bushings 7 and two tight ball bearings 8, the outside of the quadruple carbon film potentiometer main body 1 is provided with a casing 9, the casing 9 includes a base and surrounding ...
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The invention discloses a quadruple tap-type carbon membrane potentiometer. The quadruple tap-type carbon membrane potentiometer comprises a quadruple carbon membrane potentiometer main body, four substrates with guide rails, four leaf spring supports, four contact leaf springs, eight electric brushes, a central shaft, four insulation shaft sleeves and two compact ball bearings, wherein the outer side of the quadruple carbon membrane potentiometer main body is provided with a shell having a carbon membrane and a cover plate, the shell is provided with a protruded conducting pin, the quadruple carbon membrane potentiometer main body is formed by superimposing four potentiometers, each of the quadruple potentiometer is provided with a pin and a central tap, the central shaft runs through the quadruple carbon membrane potentiometer main body and arranged in the center of the quadruple carbon membrane potentiometer, each substrate with the guide rail is provided with a pin and a side wall vertically running through the shell, each insulation shaft sleeve is circumferentially fixed outside the central shaft, the leaf spring support is respectively adhered onto the each insulation shaft sleeve, the leaf spring support is externally connected with the contact leaf spring, and the contact leaf spring is electrically connected with the pin. Through the way, the quadruple tap-type carbon membrane potentiometer has the characteristics of high adjusting precision and long service life.
Description
technical field [0001] The invention relates to the field of potentiometers, in particular to a quadruple tap carbon film potentiometer. Background technique [0002] General potentiometers only have a simple structure, and it is difficult to meet the development needs of miniaturization, thinning, multi-function and high reliability today, and coaxial multi-connected precision conductive potentiometers with center taps are the most important in the development of potentiometers in my country. Still rare. Contents of the invention [0003] The technical problem mainly solved by the present invention is to provide a four-tap carbon film potentiometer, through which the setting of the four-tap type can improve the adjustment accuracy of the potentiometer. [0004] In order to solve the above technical problems, a technical solution adopted by the present invention is to provide a quadruple tap carbon film potentiometer, including: quadruple carbon film potentiometer main bod...
Claims
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IPC IPC(8): H01C1/144H01C10/38
Inventor 臧磊
Owner CHANGZHOU CITY WUJIN DISTRICT KAILIDA ELECTRONICS