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Brake power unit, hydraulic brake system and rail train

A power device and hydraulic technology, applied in the direction of brake transmission device, railway braking system, brake, etc., can solve the problem of inability to realize braking and mitigation functions, and achieve the effect of improving connection reliability and ensuring reliability.

Active Publication Date: 2021-10-29
CRRC QINGDAO SIFANG ROLLING STOCK RES INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] Aiming at the technical problem that the braking and relief functions cannot be realized due to the disengagement of the taper surface of the second transmission member and the first transmission member of the existing braking power device due to a fault, the present invention provides a braking power device, It can prevent the second transmission part from disengaging from the third transmission part during the braking and release process, further ensuring the reliability of the braking power device

Method used

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  • Brake power unit, hydraulic brake system and rail train
  • Brake power unit, hydraulic brake system and rail train
  • Brake power unit, hydraulic brake system and rail train

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Embodiment Construction

[0075] The technical solutions in specific embodiments of the present invention will be described in detail and completely below in conjunction with the accompanying drawings. Apparently, the described embodiments are only some specific implementations of the general technical solution of the present invention, but not all implementations. All other embodiments obtained by those skilled in the art based on the general concept of the present invention fall within the protection scope of the present invention.

[0076] In describing the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating o...

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Abstract

The invention provides a braking power device, which includes a shell assembly, a first power assembly, a second power assembly and a transmission assembly. The transmission assembly includes: a first transmission part, a first limiter, a second transmission part and a third transmission part, the first transmission part is connected to the first channel for relative movement; one end of the second transmission part is screwed to the first transmission part connection, the second transmission part is connected with the first elastic part, the second transmission part is connected with the second power assembly through the first elastic part, and the other end of the second transmission part is provided with a first engaging part; the third transmission part , the third transmission member is connected with the second power assembly, the third transmission member is provided with a second engaging portion, and the second engaging portion can be engaged and connected with the first engaging portion. The braking power device provided by the present invention prevents the second transmission part from being disengaged from the third transmission part during the braking and release process, and further ensures the reliability of the braking power device. The invention also provides a hydraulic braking system and a rail train.

Description

technical field [0001] The invention belongs to the field of rail train braking, and in particular relates to a braking power device, a hydraulic braking system and a rail train. Background technique [0002] The hydraulic braking system is a device used to realize the deceleration or stop of the train and ensure the safety of the train. As a power component, the braking power unit provides braking force and relief force for the hydraulic brake system, and controls the brake caliper to achieve braking and relief. [0003] Existing brake power units, if attached figure 1 As shown, it includes a housing assembly, a transmission assembly, a first power assembly 3' and a second power assembly 4'. The shell assembly is provided with a guide 11', a first shell 12', a second shell 13' and a third shell 14', the guide 11', the first shell 12', the second shell 13' and The third housing 14' is sequentially sealed and connected. The transmission assembly includes a first transmiss...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B60T13/12B61H13/02
CPCB60T13/12B61H13/02
Inventor 刘帅崔雷董振威张彦伟王潇锐刘澳
Owner CRRC QINGDAO SIFANG ROLLING STOCK RES INST
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