CN216665316U

CN216665316U - Barb type anti-prying open-and-close hinge structure of anti-theft door

Info

Publication number: CN216665316U
Application number: CN202123051297.9U
Authority: CN
Inventors: 陈垚; 徐炜睿; 周广涛; 方诸亮; 姚志伟
Original assignee: Qunsheng Doors And Windows Co ltd
Current assignee: Qunsheng Doors And Windows Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-06-03
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a barb type anti-prying open hinge structure of an anti-theft door, which comprises a door frame and a door leaf, an open hinge is arranged between the door frame and the door leaf, and the open hinge includes a movable hinge piece and a fixed hinge Leaf, the movable hinge is set on the door leaf, the fixed hinge is set with a barb, the fixed hinge is set on the door frame, and the barb is embedded in the door leaf Inside. A barb socket is set in the door leaf, and a barb part is set on the fixed hinge in the door frame. When the door is opened and closed, the barb part is inserted into and separated from the barb socket, which does not affect the normal opening and closing of the door leaf. The barb part on the sheet is still embedded in the barb socket, and the door leaf and the door frame are kept as one piece, which improves the overall safety performance of the anti-theft door.

Description

Barb type anti-prying open-and-close hinge structure of anti-theft door

Technical Field

The utility model relates to the field of hinges, in particular to a barb type anti-prying transparent hinge structure of an anti-theft door.

Background

In the existing market, the anti-theft performance of the anti-theft door is often researched and developed on a lockset for enhancing the anti-theft performance of the anti-theft door, and the existence of illegal behaviors caused by prizing the hinge in an actual case is ignored, so that the anti-prying performance of the hinge of the anti-theft door is also important.

The hinges of the anti-theft door are divided into hidden hinges and exposed hinges, the hidden hinges are not easy to pry when being installed in the door, but the opening angle of the door leaf is limited (the door leaf is not convenient for carrying articles and evacuating); the open angle of the exposed hinge is large (convenient for carrying and evacuating articles), but the exposed hinge is installed outside the door, so that the exposed hinge is easy to be damaged by illegal persons to pry open the anti-theft door, and the anti-theft safety performance is low.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a barb type anti-prying open hinge structure of a security door, which can effectively solve the problems of the open hinge.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a bright hinge structure of barb type pick-proof of burglary-resisting door, includes door frame, door leaf, set up bright hinge between door frame and the door leaf, bright hinge is including activity hinge leaf and fixed hinge leaf, the activity hinge leaf sets up on the door leaf, be provided with barb portion on the fixed hinge leaf, the fixed hinge leaf sets up on the door frame, barb portion embedding in the door leaf.

In the above technical solution, further, the movable hinge plate is composed of a first part and a second part, a bending part is arranged between the first part and the second part for connection, the fixed hinge plate is composed of a third part and a fourth part, a right angle part is arranged between the third part and the fourth part for connection, and the barb part is connected to the end of the fourth part.

In the above technical solution, further, a barb reinforcing plate is provided in the door leaf, a barb insertion opening is provided on the barb reinforcing plate, and when the door leaf is closed in the door frame, the barb portion is inserted into the barb insertion opening on the barb reinforcing plate.

In the above technical solution, further, a first fixing screw is provided on the door leaf, and the first fixing screw penetrates through the second portion and the barb reinforcing plate in the door leaf.

In the above technical scheme, further, a hinge cover is arranged in the door frame, the third part on the fixed hinge sheet is attached to the hinge cover, and a second fixing screw penetrates through the third part and the hinge cover and is embedded into the door frame.

The utility model has the beneficial effects that: set up the barb socket in the door leaf, set up barb portion on the fixed hinge piece in the door frame, make barb portion embedding and break away from the barb socket during switch door, do not influence the normal switch of door leaf, when being pried open by force, in barb portion still imbeds the barb socket on the fixed hinge piece, the door leaf keeps an organic whole with the door frame, has improved the whole security performance of burglary-resisting door, and adopts the bright hinge, is convenient for carry article and crowd sparse.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

Fig. 1 is a view showing the installation of a door and a door frame according to the present invention.

Fig. 2 is an exploded assembly elevation view of the hinge of the present invention.

Figure 3 is a top view of the closed assembly of the disclosed hinge.

Fig. 4 is a top view of the disclosed hinge in an unfolded assembly.

Fig. 5 is a view showing a structure of mounting a door leaf and a door frame hinge according to the present invention.

In the figure, 1, a door leaf, 2, a door frame, 3, a visible hinge, 31, a movable hinge leaf, 311, a first part, 312, a second part, 313, a bent part, 32, a fixed hinge leaf, 321, a third part, 322, a fourth part, 323, a straight angle part, 324, a barb part, 4, a barb reinforcing plate, 41, a barb socket, 5, a first fixing screw, 6, a second fixing screw and 7, a hinge cover are arranged.

Detailed Description

Referring to fig. 1-5, the barb type anti-prying exposed hinge structure of the anti-theft door comprises a door frame 2 and a door leaf 1, wherein an exposed hinge 3 is arranged between the door frame 2 and the door leaf 1, the exposed hinge 3 comprises a movable hinge sheet 31 and a fixed hinge sheet 32, the movable hinge sheet 31 is arranged on the door leaf 1, a barb portion 324 is arranged on the fixed hinge sheet 32, the fixed hinge sheet 32 is arranged on the door frame 2, and the barb portion 324 is embedded in the door leaf 1.

The movable hinge piece 31 is connected with one end of the fixed hinge piece 32 through a bolt, the movable hinge piece 31 is composed of a first part 311 and a second part 312, a bending part 313 is arranged between the first part 311 and the second part 312 to connect the two parts, the length of the first part 311 is consistent with that of the second part 312, the movable hinge piece 31 is in a step shape, the fixed hinge piece 32 is composed of a third part 321 and a fourth part 322, a straight corner part 323 is arranged between the third part 321 and the fourth part 322 to connect the two parts, wherein the barb part 324 is arranged at the tail end of the fourth part 322 and forms a right angle with the fourth part 322.

Since the door leaf 1 is wooden and has a soft texture, in order to prevent the door leaf 1 from being pried, the barb portion 324 is easy to break the door leaf 1 and separate the door leaf 1 from the door frame 2, a barb reinforcing plate 4 is arranged in the door leaf 1, the barb reinforcing plate 4 is welded in the door leaf 1, a barb socket 41 is arranged on the barb reinforcing plate 4, the size of the barb socket 41 is 2 times of the thickness of the exposed hinge 3, and when the door leaf 1 is closed on the door frame 2, the barb portion 324 is embedded in the barb socket 41.

When the door leaf 1 is normally opened or closed on the door frame 2, the door leaf is not affected by the barb portion 324, when the door leaf 1 is closed in the door frame 2, the barb portion 324 is embedded into the barb socket 41, and when the door leaf 1 is separated from the door frame 2, the barb portion 324 is also separated from the barb socket 41.

In order to fix the movable hinge piece 31, a first fixing screw 5 is provided in the door leaf 1, the second portion 312 of the movable hinge piece 31 is attached to the door leaf 1, the first fixing screw 5 is inserted from the second portion 312, the first fixing screw 5 penetrates through the second portion 312 and the door leaf 1 and simultaneously penetrates through the barb reinforcing plate 4, and the first fixing screw is tightened to fix the movable hinge piece 31 in the door leaf 1.

Hinge cover 7 is welded to door frame 2 side, fixed hinge piece 32 sets up in the hinge cover 7, on the fixed hinge piece 32 the laminating of third part 321 is in on the hinge cover 7, fourth part 322 passes hinge cover 7 and stretches into on the barb reinforcing plate 4 in the barb socket 41, be provided with second set screw 6 and follow hinge cover 7 department begins to bore into, runs through third part 321 with hinge cover 7 and embedding in the door frame 2.

When the bolt on the exposed hinge 3 is broken, the barb part 324 on the fixed hinge sheet 32 is still embedded into the barb socket 41 on the barb reinforcing plate 4, so that the door leaf 1 and the door frame 2 are kept integrated, and the overall safety performance of the anti-theft door is embodied.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention in any way, and simple modifications, equivalent changes and modifications may be made without departing from the technical scope of the present invention.

Claims

1. a kind of barb type anti-prying open hinge structure of anti-theft door, comprising door frame, door leaf, it is characterized in that, between described door frame and door leaf, open hinge is set, and described open hinge comprises movable hinge sheet and fixed hinge. A hinge piece, the movable hinge piece is arranged on the door leaf, the fixed hinge piece is provided with a barb portion, the fixed hinge piece is arranged on the door frame, and the barb portion is embedded in the inside the door.

2. The barb-type anti-prying hinge structure of an anti-theft door according to claim 1, wherein the movable hinge is composed of a first part and a second part, and the first part and the second part are composed of a first part and a second part. A bent portion is arranged between the second parts for connection, the fixed hinge piece is composed of a third part and a fourth part, a right-angle part is arranged between the third part and the fourth part for connection, and the barb part is connected to the end of the fourth part.

3 . The barb type anti-pry open hinge structure of a security door according to claim 2 , wherein a barb reinforcing plate is arranged in the door leaf, and a barb socket is arranged on the barb reinforcing plate. 4 . , when the door leaf is closed in the door frame, the barb part is inserted into the barb socket on the barb reinforcing plate.

4. The barb type anti-pry open hinge structure of a security door according to claim 3, wherein the door leaf is provided with a first fixing screw, and the first fixing screw penetrates the second part and the barb stiffener in the door leaf.

5. The barb-type anti-prying hinge structure of a security door according to claim 2, wherein a hinge cover is provided in the door frame, and the third part on the fixed hinge piece Fitted on the hinge cover, a second fixing screw is arranged to penetrate through the third part and the hinge cover and be embedded in the door frame.