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Liquid buffer gear-rack cylinder

A gear tooth and liquid technology, which is applied in fluid pressure actuation devices, fluid pressure actuation system components, mechanical equipment, etc., can solve problems such as fatigue damage, easy aging, and affecting the working efficiency of the transmission system

Active Publication Date: 2016-05-25
重庆新锐科技服务有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Generally, rack and pinion cylinders use springs or rubber pads as buffers. However, rubber pads have the disadvantages of not being impact-resistant and easy to age, and springs are prone to rust and fatigue damage.
Due to the high-frequency reciprocating motion of the rack in the transmission structure, the rack-and-pinion cylinder using rubber pads or springs as buffers has a short service life, and the rubber pads or springs need to be replaced frequently, which affects the working efficiency of the transmission system.

Method used

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  • Liquid buffer gear-rack cylinder

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Experimental program
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Embodiment Construction

[0013] The present invention will be described in further detail below by means of specific embodiments:

[0014] The reference signs in the drawings of the description include: hydraulic cylinder 10, rack 11, rotating shaft 12, gear 13, piston 14, guide block 15, guide cylinder 20, water film 21, insulating washer 30, accumulator 31, Liquid containing pipe 32, baffle plate 33, filter screen 34, insulating bolt 40.

[0015] The embodiment is basically as attached figure 1 Shown: the liquid buffer rack and pinion cylinder, including a hydraulic cylinder 10 and a guide cylinder 20, the hydraulic cylinder 10 and the guide cylinder 20 are connected by a flange, and the flange of the hydraulic cylinder 10 is connected to the guide cylinder 20 An insulating gasket 30 is installed between the flanges, and the two flanges are connected by insulating bolts 40 . A piston 14 and a rack 11 welded to the piston 14 are installed in the hydraulic cylinder 10, a rotating shaft 12 is install...

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PUM

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Abstract

The invention belongs to the field of gear-rack cylinders for ships, and specifically discloses a liquid buffer gear-rack cylinder, which comprises a hydraulic cylinder barrel and a guide cylinder barrel; the hydraulic cylinder barrel and the guide cylinder barrel are detachably connected, wherein a piston and a rack connected with the piston are arranged in the hydraulic cylinder barrel, and a rotating shaft is arranged in the hydraulic cylinder barrel; a gear meshed with the rack is arranged on the rotating shaft. The liquid buffer gear-rack cylinder is characterized in that the axis of the hydraulic cylinder barrel and the axis of the guide cylinder barrel are colinear, and a guide block is arranged at the end part, away from the piston, of the rack and is attached to the inner wall of the guide cylinder barrel; a liquid holding pipe is arranged at the bottom of the guide cylinder barrel, and the inner hole of the liquid holding pipe is communicated with the guide cylinder barrel. According to the gear-rack cylinder provided by the scheme, buffer parts do not need to be replaced when the rack frequently makes reciprocating motion.

Description

technical field [0001] The invention relates to the field of rack and pinion cylinders for ships, in particular to a rack and pinion cylinder for liquid buffering. Background technique [0002] In the field of mechanical transmission, the rack and pinion cylinder is a common mechanism that converts circular rotation into linear motion. Generally, rack and pinion cylinders use springs or rubber pads as buffers. However, rubber pads have the disadvantages of not being impact-resistant and prone to aging, and springs are prone to rust and fatigue damage. In the transmission structure, the rack and pinion are high-frequency reciprocating motions, so the service life of the rack and pinion cylinder using rubber pads or springs as buffers is short, and the rubber pads or springs need to be replaced frequently, which affects the working efficiency of the transmission system. [0003] This shows that there is an urgent need for a rack and pinion cylinder that does not need to frequ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F15B15/14F15B15/22F15B21/04
Inventor 曾义杰
Owner 重庆新锐科技服务有限公司