CN213418947U

CN213418947U - Door in door with hidden limit structure

Info

Publication number: CN213418947U
Application number: CN202022050718.5U
Authority: CN
Inventors: 吴军
Original assignee: Jingjiang Xufei Security Engineering Co ltd
Current assignee: Jingjiang Xufei Security Engineering Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-11
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to a door in door with hidden limit structure, which comprises a door body, little door frame and little door leaf, the door body includes skeleton and panel, the fixed crossbeam that is provided with on the skeleton, the fixed setting on the crossbeam of little door frame, the surface at the skeleton is fixed to the panel, the installing port has been seted up on the panel, little door leaf is located the installing port, and little door leaf installs in little door frame, the fixed pivot that is provided with on one side edge of little door leaf, the both ends of pivot are all worn to locate in little door frame, articulate through the pivot between little door leaf and the little door frame, be provided with limit structure between little door leaf and the little door frame, limit structure includes the stopper, the pivot passes the one end and the stopper fixed connection of little door frame, be formed with the limiting surface on the stopper, the lateral wall looks butt of limiting surface and. The utility model provides a limit structure of little door leaf sets up in a body inside, is difficult for receiving the damage to improve the holistic aesthetic feeling of life and the door body of little door leaf.

Description

Door in door with hidden limit structure

Technical Field

The application relates to the field of doors, in particular to a door-in-door with a hidden limiting structure.

Background

The door leaf is one of the important components of a door, which can be opened and closed for the passage of objects and persons. The door leaf is an indispensable project in all decoration projects, and the special position of the door leaf makes the door leaf often become a symbolic object for representing the decoration style.

The related Chinese invention with the bulletin number of CN104612564B discloses a spliced hidden door-in-door, which comprises a main door leaf, a small door leaf and an exposed hinge, wherein the small door leaf and the exposed hinge are arranged on the main door leaf; the door leaf connecting sheet is connected to the small door leaf through a door leaf hinge fixing plate, and the door frame connecting sheet is connected to the small door frame through a door frame hinge fixing plate. The small door frame of the technical scheme is formed by bending the main door leaf plate, the integrity is good, the structure is firm, the small door frame is matched with the small door leaf, and the use is reliable.

In view of the above-mentioned related technologies, the inventor thinks that the above-mentioned small door leaf is connected and limited with the small door frame through the structure of the apparent hinge, and the apparent hinge is exposed outside the door leaf for a long time, and is easily damaged by the outside and the overall aesthetic feeling of the door body is affected by the protrusion of the hinge.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that limit structure direct exposure of little door leaf receives the damage outside easily, this application provides a little door leaf with hidden limit structure.

The application provides a door adopts following technical scheme in door with hidden limit structure:

the utility model provides a door in door with hidden limit structure, includes the door body, little door frame and little door leaf, the door body includes skeleton and panel, the fixed crossbeam that is provided with on the skeleton, the fixed setting on the crossbeam of little door frame, the surface at the skeleton is fixed to the panel, the installing port has been seted up on the panel, little door leaf is located the installing port, just little door leaf is installed in little door frame, one side of little door leaf is along the fixed pivot that is provided with, the both ends of pivot are all worn to locate in little door frame, articulate through the pivot between little door leaf and the little door frame, be provided with limit structure between little door leaf and the little door frame, limit structure includes the stopper, the pivot passes the one end and the stopper fixed connection of little door frame, be formed with the spacing face on the stopper, the lateral wall looks butt of spacing face and little door frame.

Through adopting above-mentioned technical scheme, the stopper cover is established in the pivot and with pivot fixed connection, and when opening little door leaf, little door leaf drives the pivot and rotates, rotates and drives the stopper and rotate, and when spacing face on the stopper and the lateral wall looks butt of little door frame, the stopper can't continue to rotate to open the degree to little door leaf restricts. The small door frame is fixed on the cross beam, and the small door leaf is located in the mounting opening, so that the panel covers the outside of the limiting structure, the limiting structure can be protected, the limiting structure is not prone to damage, and the service life of the small door leaf and the overall aesthetic feeling of the door body are prolonged.

Optionally, a rotating shaft pillar is arranged between the limiting block and the small door frame, the rotating shaft pillar is fixedly connected with the cross beam, the rotating shaft penetrates through the rotating shaft pillar, and the rotating shaft is rotatably connected with the rotating shaft pillar.

Through adopting above-mentioned technical scheme, the rotation pillar not only plays certain supporting role to the pivot, stability when simultaneously can improve the pivot and rotate.

Optionally, a mounting groove is formed in the small door leaf, a planar lock is mounted in the mounting groove, and the planar lock is used for temporarily fixing the small door leaf and the small door frame.

Through adopting above-mentioned technical scheme, when little door leaf is in the closed condition, need carry out interim fixing between little door leaf and the little door frame, the plane lock can be with carrying out interim fixing between little door leaf and the little door frame for little door leaf is difficult for dropping and opens.

Optionally, the surface of the small door leaf close to the planar lock is flush with the surface of the panel.

Through adopting above-mentioned technical scheme for the overall structure of door is compacter and leveller in this door.

Optionally, the planar lock is arranged at the upper edge of the small door leaf in the vertical direction, the planar lock comprises a toggle plate and a lock tongue, the toggle plate is used for driving the lock tongue to move in a telescopic manner, a lock hole is formed in the surface, close to the lock tongue, of the small door frame, and the lock hole is matched with the lock tongue.

Through adopting above-mentioned technical scheme, the staff is through rotating the setting aside board for the spring bolt is flexible, and when the spring bolt was located the lockhole, little door leaf was in the closed condition, and when the spring bolt was located the lockhole outside, little door leaf was in the open mode.

Optionally, the outer surface of the toggle plate is flush with the outer surface of the small door leaf.

Through adopting above-mentioned technical scheme for the overall structure of door is more level and smooth in the door, and the plane lock is not outstanding to be set up, makes the plane lock be difficult for receiving outside striking and appearing damaging.

Optionally, a seam covering strip is fixedly arranged on the inner wall of the mounting opening, and the seam covering strip is located on one side, far away from the plane lock, of the small door leaf.

Through adopting above-mentioned technical scheme, seam strip shelters from the gap between little door leaf and the little door frame for the structure between little door leaf and the little door frame is compacter reasonable, and has improved holistic aesthetic property.

Optionally, a limiting rubber is arranged between the seam covering strip and the small door leaf, and the limiting rubber is attached to the surface of the small door leaf.

Through adopting above-mentioned technical scheme, spacing rubber plays the guard action to little door leaf to make little door leaf difficult because rock the noise that produces the collision after closing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the limiting structure is arranged inside the door body, so that the limiting structure is not easy to damage, and the service life of the small door leaf is prolonged;

2. by arranging the limiting rubber, the small door leaf is not easy to generate noise due to shaking when being closed;

3. through setting up the rotation pillar, play the supporting role to the pivot, stability when improving the pivot rotation.

Drawings

Fig. 1 is a schematic overall structure diagram of a door-in-door with a hidden limiting structure according to an embodiment of the present application.

Fig. 2 is a schematic overall structure diagram of a small door leaf and a small door frame according to an embodiment of the present application.

Fig. 3 is a sectional view taken along line a-a of fig. 2.

Fig. 4 is a partial structure enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a door body; 11. a framework; 111. a cross beam; 12. a panel; 121. an installation port; 13. covering the seam strip; 14. limiting rubber; 2. a small door leaf; 21. mounting grooves; 22. a planar lock; 221. a poking plate; 222. a latch bolt; 23. a rotating shaft; 3. a small door frame; 31. a lock hole; 32. a rotating shaft support; 4. a limiting structure; 41. a limiting block; 411. a limiting surface.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses door in door with hidden limit structure. Referring to fig. 1 and 2, including a door body 1, little door frame 3 and little door leaf 2, door body 1 includes skeleton 11 and panel 12, and skeleton 11 is vertical to be set up, and welded fastening has two crossbeams 111 on the skeleton 11, and two crossbeams 111 levels set up in the middle part of skeleton 11, and little door frame 3 welded fastening is on the crossbeam 111 that lies in the below relatively, and panel 12 welded fastening is on two lateral walls of skeleton 11. The panel 12 is provided with an installation opening 121, the installation opening 121 penetrates through the panel 12, the installation opening 121 penetrates through the door body 1, and the installation opening 121 is located between the two cross beams 111. The small door leaf 2 is positioned in the mounting opening 121, and the small door leaf 2 is mounted in the small door frame 3 and hinged with the small door frame 3.

Referring to fig. 2 and 3, a mounting groove 21 is formed in the small door leaf 2, the mounting groove 21 is located at the upper edge of the small door leaf 2, a plane lock 22 is mounted in the mounting groove 21, and the plane lock 22 is used for temporarily and fixedly connecting the small door leaf 2 and the small door frame 3. The planar lock 22 includes a toggle plate 221 and a latch 222, wherein the toggle plate 221 is used for driving the latch 222 to move telescopically. The surface of the striking plate 221 is flush with the surface of the small door 2, so that the flat lock 22 does not protrude to the outside and is not easily damaged. The surface of the small doorframe 3 close to the bolt 222 is correspondingly provided with a lock hole 31, and the lock hole 31 is matched with the bolt 222. When the latch 222 is located in the lock hole 31, the small door 2 is in a closed state, and when the latch 222 is located outside the lock hole 31, the small door 2 is in an open state.

Referring to fig. 2 and 4, the surface of the small door leaf 2 close to the plane lock 22 is flush with the surface of the panel 12, so that the overall structure of the door body 1 is more flat and beautiful. The lower edge of the vertical direction of the small door leaf 2 is fixedly provided with a rotating shaft 23, two ends of the rotating shaft 23 are arranged in the small door frame 3 in a penetrating way, the rotating shaft 23 is rotatably connected with the small door frame 3, and the small door frame 3 is hinged with the small door leaf 2 through the rotating shaft 23. In order to improve the stability of the hinge joint between the small door frame 3 and the small door leaf 2, a rotating shaft support 32 is sleeved at one end of the rotating shaft 23 penetrating through the small door frame 3, and the rotating shaft support 32 is rotatably connected with the rotating shaft 23.

Referring to fig. 2 and 4, a limiting structure 4 is arranged between the small door leaf 2 and the small door frame 3, the limiting structure 4 includes a limiting block 41, one end of the rotating shaft 23 penetrating through the small door frame 3 penetrates through the limiting block 41, the limiting block 41 and the rotating shaft 23 are welded and fixed, and the limiting block 41 is located on one side of the rotating shaft strut 32 far away from the small door frame 3. A limiting surface 411 is formed on the limiting block 41, and when the small door leaf 2 is opened to 90 degrees, the limiting surface 411 is abutted against the side wall of the small door frame 3, so that the limiting block 41 cannot rotate continuously, and the opening range of the small door leaf 2 is limited.

Referring to fig. 3, a seam covering strip 13 is arranged on one side of the small door leaf 2 away from the planar lock 22, the seam covering strip 13 is welded and fixed on the inner wall of the installation opening 121, and the seam covering strip 13 is used for blocking a gap between the small door leaf 2 and the small door frame 3. And a limiting rubber 14 is bonded and fixed on the surface of the seam covering strip 13 close to the small door leaf 2. When the small door leaf 2 is in a closed state, the limiting rubber 14 is attached to the surface of the small door leaf 2.

The implementation principle of door in door with hidden limit structure of the embodiment of this application is: the staff fixes the small door frame 3 on the cross beam 111 by welding, and then installs the small door leaf 2 in the small door frame 3. The rotating shaft 23 penetrates through the rotating shaft 23 upright post and then is welded and fixed with the small door leaf 2, so that the small door leaf 2 can freely rotate according to the center of the round hole of the rotating shaft upright post 32. The small door leaf 2 is rotated to be opened to a 90-degree position, the limiting block 41 penetrates through the rotating shaft 23, the limiting face 411 is attached to the side wall of the small door leaf 3, the limiting block 41 is welded firmly with the rotating shaft 23, and therefore the small door leaf 2 is located at a horizontal position after being opened. Then, seam covering strips 13 are welded on the inner sides of the rear peripheral frames of the small door leaves 2, and limiting rubber 14 is arranged between the door leaves and the seam covering strips 13, so that the small door leaves 2 are not collided and abnormal sound generated by shaking after being closed. And a plane lock 22 is arranged on the small door leaf 2, so that the small door leaf 2 and the small door frame 3 can be temporarily fixed and locked.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a door in door with hidden limit structure, includes a body (1), little door frame (3) and little door leaf (2), a body (1) includes skeleton (11) and panel (12), its characterized in that: the door is characterized in that a cross beam (111) is fixedly arranged on the framework (11), the small door frame (3) is fixedly arranged on the cross beam (111), the panel (12) is fixed on the surface of the framework (11), a mounting opening (121) is formed in the panel (12), the small door leaf (2) is positioned in the mounting opening (121), the small door leaf (2) is arranged in the small door frame (3), a rotating shaft (23) is fixedly arranged on one edge of the small door leaf (2), two ends of the rotating shaft (23) are arranged in the small door frame (3) in a penetrating manner, the small door leaf (2) is hinged to the small door frame (3) through the rotating shaft (23), a limiting structure (4) is arranged between the small door leaf (2) and the small door frame (3), the limiting structure (4) comprises a limiting block (41), one end of the rotating shaft (23) penetrating through the small door frame (3) is fixedly connected with the limiting block (41), a limiting surface (411) is formed on the limiting block (41), and the limiting surface (411) is abutted to the side wall of the small door frame (3).

2. The door-in-door with hidden limiting structure of claim 1, wherein: be provided with pivot pillar (32) between stopper (41) and small door frame (3), pivot (23) pillar and crossbeam (111) fixed connection, pivot pillar (32) are passed in pivot (23), rotate between pivot (23) and the pivot pillar (32) and be connected.

3. The door-in-door with hidden limiting structure of claim 1, wherein: the small door leaf (2) is provided with a mounting groove (21), a plane lock (22) is mounted in the mounting groove (21), and the plane lock (22) is used for temporarily fixing the small door leaf (2) and the small door frame (3).

4. The door-in-door with hidden limiting structure as claimed in claim 3, wherein: the surface of the small door leaf (2) close to the plane lock (22) is flush with the surface of the panel (12).

5. The door-in-door with hidden limiting structure of claim 4, wherein: the plane lock (22) is arranged at the upper edge of the vertical direction of the small door leaf (2), the plane lock (22) comprises a toggle plate (221) and a bolt (222), the toggle plate (221) is used for driving the bolt (222) to move in a telescopic mode, a lock hole (31) is formed in the surface, close to the bolt (222), of the small door frame (3), and the lock hole (31) is matched with the bolt (222).

6. The door-in-door with hidden limiting structure of claim 5, wherein: the outer surface of the poking plate (221) is flush with the outer surface of the small door leaf (2).

7. The door-in-door with hidden limiting structure as claimed in claim 3, wherein: the inner wall of the mounting opening (121) is fixedly provided with a seam covering strip (13), and the seam covering strip (13) is located on one side, far away from the plane lock (22), of the small door leaf (2).

8. The door-in-door with hidden limiting structure of claim 7, wherein: be provided with spacing rubber (14) between hiding seam strip (13) and door leaf (2), spacing rubber (14) are laminated with the surface of door leaf (2) mutually.