CN220415114U

CN220415114U - Concealed hinge

Info

Publication number: CN220415114U
Application number: CN202321845420.0U
Authority: CN
Inventors: 张皓方
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-30
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses a hidden hinge, which relates to the technical field of hinges and comprises a hidden piece and a second leaf, wherein a cavity is formed in the middle of the hidden piece, a first leaf is integrally formed on the upper side and the lower side of the hidden piece, a first long groove for positioning and a first screw hole for fixing are formed on the outer wall of the first leaf, and a second long groove for positioning and a second screw hole for fixing are formed on the outer wall of the upper side and the lower side of the second leaf; the connecting part is arranged between the inner wall of the cavity of the hiding piece and the second leaf and used for enabling the hiding piece and the second leaf to be opened or closed in a relative rotation mode, and in a closed state, the connecting part is contained in the cavity in the middle of the hiding piece. The hinge can be initially positioned and adjusted during installation, and then is fixed by drilling additional screws from screw holes, so that deviation of the hinge after installation is avoided, and meanwhile, the suitability between the installed rear door and the door frame is improved.

Description

Concealed hinge

Technical Field

The utility model relates to the technical field of hinges, in particular to a hidden hinge.

Background

The hinge is generally referred to as a hinge, and is a mechanical device for connecting two solids and allowing the two solids to rotate relatively, and is widely used for opening and closing doors and windows and cabinets.

At present, when the existing hinge is installed, slotting is usually needed on a door and a door frame, then two leaves of the hinge are installed on the door and the door frame by using bolts, and when the hinge is installed, the bolts are used for directly punching and fixing, so that when the installation position deviates, the installed hinge is difficult to adjust, and even other extra holes are needed to be punched on the door or the door frame, so that time and labor are wasted, and the overall installed aesthetic property is influenced.

Disclosure of Invention

The utility model aims to provide a hidden hinge so as to solve at least one technical problem in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the hidden hinge comprises a hidden piece and a second leaf, wherein a cavity is formed in the middle of the hidden piece, a first leaf is integrally formed on the upper side and the lower side of the hidden piece, a first long groove for positioning and a first screw hole for fixing are formed in the outer wall of the first leaf, and a second long groove for positioning and a second screw hole for fixing are formed in the outer wall of the upper side and the lower side of the second leaf;

the connecting part is arranged between the inner wall of the cavity of the hiding piece and the second leaf and used for enabling the hiding piece and the second leaf to be opened or closed in a relative rotation mode, and in a closed state, the connecting part is contained in the cavity in the middle of the hiding piece.

Preferably, the connecting portion comprises two fixing pieces symmetrically fixed on the outer walls of the upper side and the lower side of the second leaf, the fixing pieces comprise a fitting portion fixed with the second leaf and a bending portion in a perpendicular state with the second leaf, and two connecting pieces are rotationally connected between the inner wall of the cavity of the hiding piece and the bending portion.

Preferably, the novel folding shoe further comprises a gasket arranged on the second sheet, wherein the outer wall of the second sheet is provided with a clamping concave, the outer wall of the gasket is provided with a clamping convex, and the clamping convex can be inserted into the clamping concave and is clamped with the clamping concave.

Preferably, the shape of the gasket is the same as that of the second sheet, grooves into which the clamping protrusions can be clamped are formed in the gaskets, and the thickness of the gaskets is 1 mm.

Preferably, the cover assembly further comprises a housing cover detachably mountable to the first sheet and a clasp cover detachably mountable to the second sheet.

Preferably, the shell cover is provided with a concave surface for the buckle cover to enter.

Preferably, the connecting piece adopts aluminum alloy extrusion section bar, the limit portion of connecting piece both sides all adopts nylon plastics material.

Preferably, the fixing piece is formed by adopting a sheet metal process.

Preferably, the connecting portion further comprises an outer envelope mounted between the two bent portions.

Preferably, the outer casing is made of plastic.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the long grooves and the additional screw holes are formed in the two sheets, so that the two sheets can be initially positioned and adjusted during installation, and then the two sheets are fixed by drilling the two sheets from the screw holes by using the additional screws, so that deviation of the hinge after the hinge is installed is avoided, and meanwhile, the adaptability between the installed rear door and the door frame is improved.

2. According to the utility model, through the arrangement of the hidden piece, the reserved groove is only needed to be formed on the door or the door frame during installation, and the groove is not needed to be formed, so that the preamble processing time and the installation time are saved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;

FIG. 3 is a rotated state diagram of the present utility model;

FIG. 4 is a perspective view I of the present utility model with the housing cover and clasp attached;

FIG. 5 is a second perspective view of the present utility model with the housing cover and clasp attached;

FIG. 6 is a cross-sectional perspective view of the connector of the present utility model;

FIG. 7 is a perspective view of the present utility model with an outer envelope added thereto;

FIG. 8 is a second perspective view of the present utility model with an outer envelope added thereto;

FIG. 9 is a schematic view of a second sheet of the present utility model with a spacer added thereto;

fig. 10 is a perspective view of a gasket according to the present utility model.

In the figure: 1. a concealing member; 2. a first sheet; 3. a first elongated slot; 4. a first screw hole; 5. a second sheet; 6. a fixing member; 61. a bonding part; 62. a bending part; 7. a second elongated slot; 8. a second screw hole; 9. a connecting piece; 10. a side portion; 11. a clamping recess; 12. a gasket; 13. a clamping protrusion; 14. a housing cover; 15. a buckle cover; 16. an outer envelope.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 10, the present utility model provides a technical solution: the hidden hinge comprises a hidden piece 1 and a second leaf 5, wherein a cavity is formed in the middle of the hidden piece 1, a first leaf 2 is integrally formed on the upper side and the lower side of the hidden piece, a first long groove 3 for positioning and a first screw hole 4 for fixing are formed on the outer wall of the first leaf 2, and a second long groove 7 for positioning and a second screw hole 8 for fixing are formed on the outer wall of the upper side and the lower side of the second leaf 5;

the hidden piece is characterized by further comprising a connecting part, wherein the connecting part is arranged between the inner wall of the cavity of the hidden piece 1 and the second leaf 5 and is used for enabling the hidden piece 1 and the second leaf 5 to be opened or closed in a relative rotation mode, and in a closed state, the connecting part is contained in the cavity in the middle of the hidden piece 1.

When the hidden hinge is installed, only a reserved groove for installing the hidden piece 1 is required to be formed in the side edge of the door frame or the door, and two grooves are not required to be formed, wherein the reserved groove is preferably formed in the door, so that the door can be grooved together in the machining process, and the hidden hinge is convenient to use;

when the door is installed, screws are firstly used for penetrating and nailing the two first long grooves 3 into the door, screwing can be omitted, the positions of the hidden piece 1 and the first page piece 2 can be firstly positioned through the first long grooves 3, and similarly, the second page piece 5 is firstly positioned through the second long grooves 7, the screws are directly drilled into the door frame from the second long grooves 7, after the positions of the door and the door frame are determined, the screws in the first long grooves 3 and the second long grooves 7 are screwed, meanwhile, the screws are respectively drilled into the first screw holes 4 and the second screw holes 8, and the hinge is further fixed by using additional fixing points, so that final fixing is performed after the initial positioning, the suitability between the door and the door frame after the installation is improved, and in the initial positioning process, the whole hinge can be subjected to fine adjustment through the arrangement of the long grooves, so that small-angle deviation is prevented;

after the door is installed, the door can be opened and closed through the connection of the connecting part, and meanwhile, when the door is closed, the connecting part can be taken in the cavity inside the door inner hiding part 1, so that the purpose of hinge hiding is realized, and the door is more attractive.

In one preferred embodiment, the connecting portion includes two fixing members 6 symmetrically fixed on the outer walls of the upper and lower sides of the second sheet 5, and the fixing members 6 include a fitting portion 61 fixed to the second sheet 5 and a bending portion 62 perpendicular to the second sheet 5, and two connecting members 9 are rotatably connected between the inner wall of the cavity of the hiding member 1 and the bending portion 62.

The connecting part can refer to fig. 1 and 6, two connecting pieces 9 are arranged, the bearing capacity of the connecting part can be improved, the stability and fluency of the connecting part during rotation can be guaranteed, and the two connecting pieces 9 can stop rotating due to stroke blocking after rotating to a certain angle, as shown in fig. 6, the opening angle of the door plays a limited role, and when the door is prevented from being opened, the door is enabled to collide with an object behind the door due to the inertia effect, so that a certain protection effect can be played on the door.

In one of the preferred embodiments, further comprises a spacer 12 mounted on the second sheet 5, the outer wall of the second sheet 5 is provided with a clamping concave 11, the outer wall of the gasket 12 is provided with a clamping convex 13, and the clamping convex 13 can be inserted into the clamping concave 11 and clamped with the clamping concave.

In one preferred embodiment, the shape of the spacer 12 is the same as that of the second sheet 5, and the spacer 12 is provided with grooves into which the clamping protrusions 13 can be clamped, and the thickness of the spacer 12 is 1 mm.

The gasket 12 can be optionally and not additionally mounted, and the purpose of the gasket is to be more suitable for a door frame, or to eliminate gaps between the door and the door frame, the gasket 12 is only required to be sequentially overlapped during the mounting, and 0-3 gaskets 12 are preferably additionally mounted according to actual conditions, namely, the stacking of the maximum 3 mm.

In one of the preferred embodiments, a housing cover 14 removably mountable to the first sheet 2 and a clasp cover 15 removably mountable to the second sheet 5 are also included.

In one of the preferred embodiments, the housing cover 14 is provided with a concave surface into which the clasp cover 15 can be inserted.

The arrangement of the housing cover 14 and the buckle cover 15 can play a role in shielding the bolts, so that the whole structure is more attractive in a door opening state.

In one preferred embodiment, the connecting piece 9 is an aluminum alloy extrusion profile, and the side portions 10 on both sides of the connecting piece 9 are all made of nylon plastic.

The connecting strength of the connecting piece 9 can be improved by adopting the aluminum alloy profile, so that the connecting piece is not easy to deform, and meanwhile, the nylon plastic materials of the two side edge parts 10 can also meet the mute requirement when the door is opened and closed.

In one of the preferred embodiments, the fixing member 6 is formed by a sheet metal process.

In one of the preferred embodiments, the connection portion further includes an outer envelope 16 mounted between two folds 62.

In one preferred embodiment, the outer envelope 16 is of plastic material.

The standard components used in the present embodiment may be purchased directly from the market, and the nonstandard structural components according to the descriptions of the specification and the drawings may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that the specific description will not be made here.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hidden hinge, includes hidden piece (1) and second leaf (5), its characterized in that: the middle part of the hiding piece (1) is provided with a cavity, a first page (2) is integrally formed on the upper side and the lower side of the hiding piece, a first long groove (3) for positioning and a first screw hole (4) for fixing are formed on the outer wall of the first page (2), and a second long groove (7) for positioning and a second screw hole (8) for fixing are formed on the outer wall of the upper side and the lower side of the second page (5);

the hidden piece is characterized by further comprising a connecting part, wherein the connecting part is arranged between the inner wall of the cavity of the hidden piece (1) and the second sheet (5) and used for enabling the hidden piece (1) and the second sheet (5) to be opened or closed in a relative rotation mode, and in a closed state, the connecting part is retracted into the cavity in the middle of the hidden piece (1).

2. The concealed hinge of claim 1, wherein: the connecting portion comprises two fixing pieces (6) symmetrically fixed on the outer walls of the upper side and the lower side of the second sheet (5), the fixing pieces (6) comprise a fitting portion (61) fixed with the second sheet (5) and a bending portion (62) in a perpendicular state with the second sheet (5), and two connecting pieces (9) are rotationally connected between the inner wall of the cavity of the hiding piece (1) and the bending portion (62).

3. The concealed hinge of claim 1, wherein: still including installing gasket (12) on second page or leaf piece (5), the concave (11) of card has been seted up to the outer wall of second page or leaf piece (5), the outer wall of gasket (12) is equipped with card protruding (13), card protruding (13) can insert in concave (11) of card and joint with it.

4. A hidden hinge according to claim 3, wherein: the shape of the gasket (12) is the same as that of the second sheet (5), grooves into which the clamping protrusions (13) can be clamped are formed in the gaskets (12), and the thickness of the gaskets (12) is 1 mm.

5. The concealed hinge of claim 1, wherein: also comprises a shell cover (14) which can be detachably arranged on the first sheet (2) and a buckle cover (15) which can be detachably arranged on the second sheet (5).

6. The concealed hinge of claim 5, wherein: the shell cover (14) is provided with a concave surface into which the buckle cover (15) can enter.

7. The concealed hinge of claim 2, wherein: the connecting piece (9) adopts an aluminum alloy extrusion profile, and the edge parts (10) at two sides of the connecting piece (9) are all made of nylon plastic materials.

8. The concealed hinge of claim 2, wherein: the fixing piece (6) is formed by adopting a sheet metal process.

9. The concealed hinge of claim 2, wherein: the connection further comprises an outer envelope (16) mounted between the two folds (62).

10. The concealed hinge of claim 9, wherein: the outer envelope (16) is made of plastic material.