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Door window hinge

A technology for hinges and doors and windows, applied in door/window accessories, hinges with pins, hinge plates, etc., can solve the problems of poor reliability, large local stress, short life, etc., to achieve high reliability and avoid excessive local stress. , the effect of long life

Inactive Publication Date: 2017-01-11
李思模
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] Hinges are installed on push-pull doors and windows. The hinges in the prior art are usually formed by two kinematic pairs connected through a rotating shaft. Although the hinges of this structure have the advantages of simple structure and low cost, the two The contact points of the kinematic pair are less, and the local stress is extremely large, so the reliability is poor and the service life is short

Method used

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Embodiment Construction

[0012] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, so as to define the protection scope of the present invention more clearly.

[0013] The door and window hinge of the present invention has the advantages of having a connecting structure composed of four connecting rods to connect two connecting parts, a large number of contact points, avoiding excessive local stress, high reliability and long service life.

[0014] Such as figure 1 , figure 2 As shown, a door and window hinge includes a first connecting part 1 and a second connecting part 2, and the door and window hinge also includes a first connecting rod 3, a second connecting rod 4, a third connecting rod 5 and a The fourth connecting rod 6, the first connecting rod 3 has the same structure as the second connecting...

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Abstract

The invention discloses a door window hinge, which comprises a first connecting part and a second connecting part. The door window hinge further comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod. The first connecting rod and the second connecting rod are same in structure. The door window hinge has the advantages that the two connecting parts are connected by a connecting structure consisting of four connecting rods, the quantity of contacting points is more, an overlarge local stress is avoided, the reliability is higher and the service life is longer.

Description

technical field [0001] The invention relates to a door and window hinge. Background technique [0002] Hinges are installed on push-pull doors and windows. The hinges in the prior art are usually formed by two kinematic pairs connected through a rotating shaft. Although the hinges of this structure have the advantages of simple structure and low cost, the two The contact points of the kinematic pair are less, and the local stress is extremely large, so the reliability is poor and the service life is short. Contents of the invention [0003] The present invention mainly solves the technical problems existing in the prior art, so as to provide a connecting structure composed of four connecting rods to connect two connecting parts. The number of contact points is large, avoiding excessive local stress, and improving reliability. Higher, longer life door and window hinges. [0004] Above-mentioned technical problem of the present invention is mainly solved by following techn...

Claims

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Application Information

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IPC IPC(8): E05D3/06E05D5/02
Inventor 李思模
Owner 李思模
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