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Three-position operation mechanism

An operating mechanism and three-station technology, applied in the field of high-voltage switchgear, can solve the problems of large occupied space and complex structure of the three-station switch operating mechanism, and achieve the effect of reducing the volume, simple and flexible output mode, and achieving universality.

Active Publication Date: 2017-09-15
BEIJING JOYO ELECTRIC CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The invention provides a three-station operating mechanism to solve the technical problems of complex structure and large occupied space of the three-station switch operating mechanism in the existing switch cabinet

Method used

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Embodiment Construction

[0028] Certain terms are used, for example, in the description and claims to refer to particular components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. The specification and claims do not use the difference in name as a way to distinguish components, but use the difference in function of components as a criterion for distinguishing. As mentioned throughout the specification and claims, "comprising" is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve the technical problem within a certain error range and basically achieve the technical effect. The following descriptions in the specification are preferred implementation modes for implementing the present invention, but the descriptions are for the purpose of illustrating the general principles of the present invention, and ...

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Abstract

The invention discloses a three-position operation mechanism. The operation mechanism comprises a mechanism front plate 1 and a mechanism back plate 2 and is characterized in that the operation mechanism also comprises an output module 8, an operation shaft module 3, a grounding side disconnection-connection brake plate template 4, a separation side disconnection-connection brake plate template 5 and a spring module 6; an operation shaft 31 is the core part of the operation shaft module 3; the output module 8 is installed on the operation shaft 31 and rotates around the shaft center of the operation shaft module 3; a grounding side disconnection-connection brake plate 41 is installed near the mechanism front plate 1 on the operation shaft 31; and the isolation side disconnection-connection brake plate 5 is installed near to the mechanism back plate 2 on the operation shaft 31 and rotates around the shaft center of the operation shaft 31. According to the invention, the output mode of the three-position operation mechanism is simple; the size of a switch is reduced; the cost is reduced; and universality of the mechanism is achieved.

Description

technical field [0001] The application relates to the technical field of high-voltage switch cabinets, in particular to a three-station operating mechanism. Background technique [0002] The three-position switch is often used in fully enclosed combined electrical appliances or composite electrical appliances, and is not a separate product. Commonly used in ring network cabinets. The so-called three-position refers to three working positions: the closing position where the main breakout of the isolating switch is connected, the isolation position where the main breakout is separated, and the grounding position on the grounding side. The three-position switch actually integrates the functions of the disconnector and the grounding switch. [0003] The three-position switch requires fast and accurate closing and grounding reliability, and the operating mechanism is its core component. At present, the existing three-position switch spring operating mechanism in my country has...

Claims

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Application Information

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IPC IPC(8): H01H31/02H01H3/38
CPCH01H3/38H01H31/02
Inventor 朱永威李旭晗李宗义高静敏杨利波丰晓勇
Owner BEIJING JOYO ELECTRIC CO LTD
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