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
CN106320868AInactive Publication Date: 2017-01-11ζŽζ€ζ¨‘
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Patent Information

Authority / Receiving Office
CN Β· China
Current Assignee / Owner
ζŽζ€ζ¨‘
Publication Date
2017-01-11
Estimated Expiration
Not applicable Β· inactive patent

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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.
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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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