Sliding-plug movement mechanism device based on virtual linear movement guide rail and for sliding-plug door

Patent metadata

Field	Value
Publication number	US-9796397-B2
Application number	US-201515127291-A
Country	US
Kind code	B2
Filing date	Apr 8, 2015
Priority date	Apr 9, 2014
Publication date	Oct 24, 2017
Grant date	Oct 24, 2017

Abstract

A compartment door for a vehicle has a bearing rod slide block with a rod sliding block arranged on a bearing bar. The bearing rod is connected by a sliding pair, and the compartment door is connected with the bearing sliding block through a plugging and pulling movement of the main body. The plugging and pulling movement of the main body includes a swing rod, a connecting rod and a roller, wherein an upper end of the connecting rod and compartment door are connected to a point B by a rotation pair, and a lower end of the connecting rod and the bearing rod slide block are connected to point D by a sliding pair. The upper end of the swing rod and bearing rod slide block are connected to point A by the rotation pair, and B, C, D are located on a same straight line.

First claim

The invention claimed is:

1. A compartment door for a vehicle, comprising a bearing rod slide block with a rod slide block arranged on a bearing bar, wherein the bearing slide rod is connected by a sliding pair, wherein the compartment door is connected with the bearing slide block through a plugging and pulling movement of a main body, and the plugging and pulling movement of the main body comprises a swing rod, a connecting rod and a roller, wherein an upper end of the connecting rod and compartment door are connected to a point B by a rotation pair, and a lower end of the connecting rod and the bearing rod slide block are connected to point D by a sliding pair, and wherein the upper end of the swing rod and bearing rod slide block are connected to point A by the rotation pair, and B, C, D are located on a same straight line, said door further comprising an upper roller for the door fixed on the compartment door, wherein the upper roller is arranged in an upper roller track which in turn is fixed on a body of the vehicle, and a lower end of the compartment door is fixedly provided with a lower guide rail, while the lower guide rail and a lower roller moving side of the door are arranged on the body of the vehicle connected by the sliding pair.

2. The compartment door according to claim 1 , comprising a mechanism adapted for plugging and pulling movement from point A on an upper end of the swing rod to midpoint C on the connecting rod, and wherein a length AC is half an upper end of the connecting rod point B and a lower end of the connecting rod point D of a length BD.

3. The compartment door according to claim 1 , wherein the hearing rod and nut slider are connected by a bridge, while a convex plate is fixed on the bearing rod, a concave plate is fixed on the nut slider, and the convex plate and concave plate are connected together.

4. The compartment door according to the claim 3 , wherein the nut slider is hollow, a rod is connected to the nut slider, and one end of the rod is also connected to a motor.

Assignees

• Univ Jiangsu

Inventors

• Ma Lvzhong
• Yang Qizhi
• Chen Xiuxiang

Classifications

• E05D15/0608

  caused by track lay-out · CPC title

• B61D19/005 Primary

  sliding (B61D19/008, B61D19/009 take precedence) · CPC title

• E05F15/652

  operated by screw-and-nut mechanisms · CPC title

• B61D19/02 Primary

  for carriages (B61D19/003 takes precedence) · CPC title

• E05D15/1044

  specially adapted for use in railway-cars or mass transit vehicles · CPC title