阅读说明：本技术 三维可调式暗铰链 (Three-dimensional adjustable blind hinge ) 是由 林新达 陈烽林 郭挺 于 2021-09-10 设计创作，主要内容包括：本发明提供了一种三维可调式暗铰链,包括设有第一容置槽及前后调节孔的第一底壳、第二底壳,位于第一底壳内的四方向调节主体、与四方向调节主体在上下方向相对固定的调节块,所述调节块设置可驱动调节块相对底壳前后移动的偏心轮,可驱动四方向调节主体相对底壳上下运动的调节斜块和斜片,设于第二底壳并可相对第二底壳左右移动的左右调节主体。通过将上下、前后四个方向的调节部件集成在一个页部,左右调节部件设在另一个页部,通过螺钉实现左右调节,通过偏心轮实现前后调节,通过斜块与斜片的配合实现上下调节,使得上下、前后位置的调节更省力,达到轻松、便捷的效果。(The invention provides a three-dimensional adjustable blind hinge which comprises a first bottom shell, a second bottom shell, a four-direction adjusting main body and an adjusting block, wherein the first bottom shell and the second bottom shell are provided with a first accommodating groove and a front-back adjusting hole, the four-direction adjusting main body is positioned in the first bottom shell, the adjusting block is relatively fixed with the four-direction adjusting main body in the vertical direction, the adjusting block is provided with an eccentric wheel capable of driving the adjusting block to move back and forth relative to the bottom shell, an adjusting inclined block and an inclined sheet capable of driving the four-direction adjusting main body to move up and down relative to the bottom shell, and a left-right adjusting main body is arranged on the second bottom shell and capable of moving left and right relative to the second bottom shell. The adjusting parts in the upper direction, the lower direction, the front direction and the rear direction are integrated in one page portion, the left adjusting part and the right adjusting part are arranged in the other page portion, left and right adjustment is achieved through screws, front and rear adjustment is achieved through eccentric wheels, up and down adjustment is achieved through the matching of the inclined block and the inclined sheet, adjustment of the upper position, the lower position, the front position and the rear position is more labor-saving, and the effects of easiness and convenience are achieved.)

1. A three-dimensional adjustable blind hinge comprising: a first leaf part and a second leaf part which are respectively used for being arranged on a door frame and a door leaf, and a hinge mechanism connected between the first leaf part and the second leaf part, and is characterized in that,

the first page part comprises a first bottom shell, a four-direction adjusting main body, a front-back adjusting assembly and an upper-lower adjusting assembly;

the first bottom shell is provided with a first accommodating groove and a front-back adjusting hole, and the front-back adjusting hole is arranged in the middle of the bottom surface of the first accommodating groove and extends in the vertical direction;

the four-direction adjusting body is positioned in the first accommodating groove, a pushing notch is formed in the four-direction adjusting body corresponding to the front and rear adjusting holes, the opening of the pushing notch faces back to the second page part, and the four-direction adjusting body is also provided with an upper adjusting hole and a lower adjusting hole;

the front and rear adjusting assembly is provided with an adjusting block and an eccentric wheel which is arranged on the adjusting block and can rotate relative to the adjusting block, the adjusting block is positioned on one side of the four-direction adjusting main body back to the first bottom shell and is relatively fixed with the four-direction adjusting main body in the vertical direction, and the eccentric wheel penetrates through the pushing gap to be clamped in a front and rear adjusting hole of the first bottom shell and can rotatably drive the adjusting block to move front and back relative to the first bottom shell;

the up-down adjusting assembly comprises an up-down adjusting screw, an adjusting inclined block and an inclined piece, the inclined piece is fixed at the end part of the first accommodating groove, the adjusting inclined block is arranged in the up-down adjusting hole, one end of the adjusting inclined block, which is close to the inclined piece, is provided with an adjusting inclined surface matched with the inclined piece, the up-down adjusting screw is arranged in the up-down adjusting hole, is positioned on one side, away from the adjusting inclined surface, of the adjusting inclined block and can drive the adjusting inclined block to slide along the inclined piece, and therefore the four-direction adjusting main body can move up and down relative to the first bottom shell;

the second page part comprises a second bottom shell and a left-right adjusting main body, the second bottom shell is provided with a second accommodating groove, and the left-right adjusting main body is accommodated in the second accommodating groove and can move left and right relative to the second bottom shell;

the two ends of the hinge mechanism are respectively connected with the adjusting block and the left and right adjusting main bodies correspondingly.

2. The three-dimensional adjustable blind hinge according to claim 1, wherein a sliding groove is formed inside the end of the four-direction adjusting body, and the sliding groove extends in the front-back direction; the regulating block tip outside is equipped with the sliding block, the sliding block is inserted and is arranged in the sliding tray can follow the sliding tray and slide.

3. The three-dimensional adjustable blind hinge according to claim 2, wherein the four-direction adjusting body is further provided with a front and rear guide block, and the front and rear guide block and the sliding groove are arranged side by side in the width direction of the four-direction adjusting body; the adjusting block is provided with a front guide groove and a rear guide groove at positions corresponding to the front guide block and the rear guide block, and the front guide block and the rear guide block are arranged in the front guide groove and the rear guide groove.

4. The three-dimensional adjustable blind hinge according to claim 2, wherein the four-direction adjusting body is provided with front and rear fixing holes communicated with the sliding groove for penetrating front and rear locking screws to tightly abut against the sliding block.

5. The three-dimensional adjustable blind hinge according to claim 1, wherein the four-direction adjusting body is provided with an upper and a lower locking screws which are tightly supported on the first bottom case at one side of the upper and the lower adjusting holes.

6. The three-dimensional adjustable blind hinge according to claim 1, wherein the left and right adjusting body defines a left and right adjusting hole, a left and right adjusting screw passing through the left and right adjusting hole, and the left and right adjusting body is axially moved along the left and right adjusting screw relative to the second bottom shell by turning the left and right adjusting screw.

7. The three-dimensional adjustable blind hinge according to claim 6, wherein the left and right adjusting bodies are provided with left and right guide grooves extending in the left and right directions, and the second bottom housing is provided with left and right guide posts inserted into the left and right guide grooves.

8. The three-dimensional adjustable blind hinge according to claim 6, wherein a left and a right locking screws tightly abutting against the second bottom case are inserted into one side of the left and the right adjusting screws on the left and the right adjusting body.

9. The three-dimensional adjustable blind hinge according to claim 1, wherein the first receiving groove and the second receiving groove are rectangular, and the corner ends thereof are rounded; the four-direction adjusting main body and the left-right adjusting main body are arranged in a manner of chamfering at the corner ends contacted with the accommodating groove.

10. The three-dimensional adjustable blind hinge according to claim 1, wherein the first leaf portion and the second leaf portion are each provided with a cover, and the cover is disposed at the top end of the receiving groove corresponding to the first bottom case and the second bottom case.

Technical Field

The invention relates to the technical field of hardware accessories, in particular to a three-dimensional adjustable blind hinge.

Background

The blind hinge is a mechanical device for connecting a door frame and a door leaf and allowing relative rotation between the door frame and the door leaf, and is not easy to be observed in use. The technical means adopted by the method is that a groove is formed in the connecting side surface of a door frame and a door leaf, and a hinge bottom shell (a leaf bottom shell arranged on the door leaf and a frame leaf bottom shell arranged on the door frame) is hidden in a side surface groove of the door leaf or the door frame. The hinge bottom shell is internally provided with a hinge containing groove, two ends of the containing groove are provided with hinge seats to support two ends of a hinge shaft, the hinge seats are provided with track grooves, and when the hinge is opened or closed, the hinge shaft can correspondingly move in the track grooves.

The blind door hinge can realize tight matching between the door and the door seam after installation and debugging are finished, and when the door frame and the door leaf are positioned on the same plane, people can hardly observe the existence of the hinge between the door and the door seam. However, the concealed door hinge is mostly used in high-grade houses or commercial areas, and the requirement on installation accuracy is high, so that an installer often needs to repeatedly debug during working, so that the door leaf and the door frame can be positioned on the same plane as far as possible, a gap between the door leaf and the door frame is minimized, and the ground clearance after the door leaf is installed is accurately controlled. Therefore, these debugging processes often take a lot of time for workers, and the debugging efficiency is low and the installation accuracy is not easy to guarantee.

Disclosure of Invention

The invention aims to provide a three-dimensional adjustable blind hinge which is simple in structure and convenient to adjust.

In order to achieve the above purpose, the invention provides the following technical scheme:

the invention provides a three-dimensional adjustable blind hinge, which comprises: the hinge mechanism is connected between the first page part and the second page part; the first page part comprises a first bottom shell, a four-direction adjusting main body, a front-back adjusting assembly and an upper-lower adjusting assembly; the first bottom shell is provided with a first accommodating groove and a front-back adjusting hole, and the front-back adjusting hole is arranged in the middle of the bottom surface of the first accommodating groove and extends in the vertical direction; the four-direction adjusting body is positioned in the first accommodating groove, a pushing notch is formed in the four-direction adjusting body corresponding to the front and rear adjusting holes, the opening of the pushing notch faces back to the second page part, and the four-direction adjusting body is also provided with an upper adjusting hole and a lower adjusting hole; the front and rear adjusting assembly is provided with an adjusting block and an eccentric wheel which is arranged on the adjusting block and can rotate relative to the adjusting block, the adjusting block is positioned on one side of the four-direction adjusting main body back to the first bottom shell and is relatively fixed with the four-direction adjusting main body in the vertical direction, and the eccentric wheel penetrates through the pushing gap to be clamped in a front and rear adjusting hole of the first bottom shell and can rotatably drive the adjusting block to move front and back relative to the first bottom shell; the up-down adjusting assembly comprises an up-down adjusting screw, an adjusting inclined block and an inclined piece, the inclined piece is fixed at the end part of the first accommodating groove, the adjusting inclined block is arranged in the up-down adjusting hole, one end of the adjusting inclined block, which is close to the inclined piece, is provided with an adjusting inclined surface matched with the inclined piece, the up-down adjusting screw is arranged in the up-down adjusting hole, is positioned on one side, away from the adjusting inclined surface, of the adjusting inclined block and can drive the adjusting inclined block to slide along the inclined piece, and therefore the four-direction adjusting main body can move up and down relative to the first bottom shell; the second page part comprises a second bottom shell and a left-right adjusting main body, the second bottom shell is provided with a second accommodating groove, and the left-right adjusting main body is accommodated in the second accommodating groove and can move left and right relative to the second bottom shell; the two ends of the hinge mechanism are respectively connected with the adjusting block and the left and right adjusting main bodies correspondingly.

Wherein, the oblique sheet is a stainless steel sheet 112 with a smooth plane, which is mounted on the oblique sheet mounting part through a bracket.

In one embodiment, a sliding groove is arranged on the inner side of the end part of the four-direction adjusting main body, and the sliding groove extends along the front-back direction; the regulating block tip outside is equipped with the sliding block, the sliding block is inserted and is arranged in the sliding tray can follow the sliding tray and slide.

In one embodiment, the four-direction adjusting body is further provided with a front guide block and a rear guide block, and the front guide block and the rear guide block are arranged side by side with the sliding groove in the width direction of the four-direction adjusting body; the adjusting block is provided with a front guide groove and a rear guide groove at positions corresponding to the front guide block and the rear guide block, and the front guide block and the rear guide block are arranged in the front guide groove and the rear guide groove.

In one embodiment, the four-direction adjusting body is provided with a front fixing hole and a rear fixing hole which are communicated with the sliding groove and are used for penetrating a front locking screw and a rear locking screw to tightly abut against the sliding block.

In one embodiment, the four-direction adjusting body is provided with an upper locking screw and a lower locking screw which are tightly abutted against the first bottom shell at one side of the upper and lower adjusting holes.

In one embodiment, the left and right adjusting body is provided with a left and right adjusting hole, a left and right adjusting screw penetrates through the left and right adjusting hole, and the left and right adjusting body moves axially along the left and right adjusting screw relative to the second bottom shell by screwing the left and right adjusting screw.

In one embodiment, the left and right adjusting body is provided with left and right guide grooves extending in the left and right directions, and the second bottom case is provided with left and right guide posts inserted into the left and right guide grooves.

In one embodiment, a left and right locking screw tightly abutting against the second bottom case is arranged on one side of the left and right adjusting screw on the left and right adjusting body in a penetrating manner.

In one embodiment, the first receiving groove and the second receiving groove are rectangular, and the corner ends thereof are rounded corners; the four-direction adjusting main body and the left-right adjusting main body are arranged in a manner of chamfering at the corner ends contacted with the accommodating groove.

In one embodiment, the first page portion and the second page portion are both provided with a sealing cover, and the sealing cover is arranged at the top end of the accommodating groove corresponding to the first bottom case and the second bottom case.

The technical scheme provided by the invention has the beneficial effects that: in the three-dimensional adjustable blind hinge, the adjusting parts in the upper direction, the lower direction, the front direction and the rear direction are integrated into one page part, the left-right adjusting part is arranged on the other page part, the left-right adjustment is realized through the screw, the front-rear adjustment is realized through the eccentric wheel, and the up-down adjustment is realized through the matching of the inclined block and the inclined sheet, so that the adjustment of the up-down position and the front-rear position is more labor-saving, and the effects of easiness and convenience are achieved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below.

FIG. 1 is a perspective view of a three-dimensional adjustable blind hinge according to an embodiment of the present invention;

FIG. 2 is an exploded view of the three-dimensional adjustable blind hinge shown in FIG. 1;

FIG. 3 is a perspective view of a first page portion provided in accordance with one embodiment of the present invention;

fig. 4 is a perspective view of a first bottom case according to an embodiment of the present invention.

Detailed Description

Embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more thorough and complete understanding of the present invention. It should be understood that the drawings and the embodiments of the present invention are illustrative only and are not intended to limit the scope of the present invention.

It should be understood that the various steps recited in the method embodiments of the present invention may be performed in a different order and/or performed in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the invention is not limited in this respect.

The term "include" and variations thereof as used herein are open-ended, i.e., "including but not limited to". The term "coupled" may refer to direct coupling or indirect coupling via intermediate members (elements). The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Relevant definitions for other terms will be given in the following description.

It should be noted that the terms "first", "second", and the like in the present invention are only used for distinguishing the devices, modules or units, and are not used for limiting the devices, modules or units to be different devices, modules or units, and are not used for limiting the sequence or interdependence relationship of the functions executed by the devices, modules or units.

Referring to fig. 1 to 4, the present invention relates to a three-dimensional adjustable blind hinge, which is installed between a door leaf and a door frame to realize the hinge joint between the door leaf and the door frame, and when the door frame and the door leaf are in the same plane, people can hardly observe the existence of the hinge between the door and a door gap to realize the effect of hiding the hinge.

The blind hinge comprises a first page part 1, a second page part 2 and a hinge mechanism 3 connected between the first page part 1 and the second page part 2, wherein the first page part 1 is used for being installed in a side groove on a door leaf, and the second page part 2 is used for being installed in a side groove on a door frame. First page of portion 1 and second page of portion 2 all include the drain pan and adjust the main part, first page of portion 1 and second page of portion 2 respective adjust the main part all with hinge mechanisms 3 connects. The relative position between the adjusting main body and the bottom shell can be adjusted, and the adjustment in the three-dimensional directions of the front and back direction, the up and down direction and the left and right direction can be specifically realized.

For convenience of description and understanding, in the present invention, a direction perpendicular to the door panel surfaces (i.e., front and rear surfaces) is defined as a front-rear direction, a door width direction is a left-right direction, and a door height direction is an up-down direction.

The first page portion 1 includes a first bottom case 11, a four-direction adjustment main body 12, a front-rear adjustment assembly, and an up-down adjustment assembly.

The first bottom case 11 is provided with a first receiving groove 111, a front-back adjusting hole 11313 and a tilted sheet mounting portion 114, the front-back adjusting hole 11313 is disposed in the middle of the bottom surface of the first receiving groove 111 and extends along the up-down direction, and the tilted sheet mounting portion 114 is disposed at the end position of the first receiving groove 111.

The four-direction adjustment body 12 is located in the first receiving groove 111. The four-direction adjusting body 12 is provided with a pushing gap 122 corresponding to the front-back adjusting hole 11313, an opening of the pushing gap 122 faces away from the second sheet portion 2, and the four-direction adjusting body 12 is further provided with an up-down adjusting hole 13.

The front-back adjusting assembly has an adjusting block and an eccentric wheel 16 mounted on the adjusting block and capable of rotating relative to the adjusting block, the adjusting block is located on one side of the four-direction adjusting body 12 opposite to the first bottom case 11 and is fixed relative to the four-direction adjusting body 12 in the up-down direction, and the eccentric wheel 16 passes through the pushing gap 122 and is clamped in the front-back adjusting hole 11313 of the first bottom case 11 and rotatably drives the adjusting block to move back and forth relative to the first bottom case 11.

The up-down adjusting component comprises an up-down adjusting screw 15, an adjusting oblique block 14 and an oblique sheet 112, the oblique sheet 112 is fixed on an oblique sheet installation part 114 of the first accommodating groove 111, the adjusting oblique block 14 is arranged in the up-down adjusting hole 13 and one end of the oblique sheet 112 is provided with an adjusting oblique surface matched with the oblique sheet 112, the up-down adjusting screw 15 is arranged in the up-down adjusting hole 13 and is located on one side of the adjusting oblique block 14 far away from the adjusting oblique surface and can drive the adjusting oblique block 14 to slide along the oblique sheet 112, and therefore the four-direction adjusting main body 12 can move up and down relative to the first bottom shell 11.

The second sheet portion 2 includes a second bottom case 21 and a left-right adjusting body 22, the second bottom case is provided with a second receiving groove 211, and the left-right adjusting body 22 is received in the second receiving groove 211 and can move left and right relative to the second bottom case.

Two ends of the hinge mechanism 3 are respectively connected with the adjusting block 13 and the left-right adjusting main body 22 correspondingly.

Therefore, the adjusting components in the up-down direction and the front-back direction are integrated in one page portion, the left-right adjusting component is arranged in the other page portion, left-right adjustment is achieved through screws, front-back adjustment is achieved through the eccentric wheel 16, and up-down adjustment is achieved through the matching of the adjusting oblique block 14 and the oblique sheet 112, so that the up-down position and the front-back position are adjusted more laborsavingly, and the effects of easiness and convenience are achieved.

In one embodiment, the inner side of the end of the four-direction adjusting body 12 is provided with a sliding groove 121, and the sliding groove 121 extends along the front-back direction; the outer side of the end part of the adjusting block is provided with a sliding block 131, and the sliding block 131 is inserted in the sliding groove 121 and can slide along the sliding groove 121. The sliding block 131 and the sliding groove 121 are arranged to cooperate with each other, so that the four-direction adjusting body 12 and the adjusting block are assembled and fixed relatively in the vertical direction.

In one embodiment, the four-direction adjusting body 12 is further provided with a front and rear guide block 123, and the front and rear guide block 123 and the sliding groove 121 are arranged side by side in the width direction of the four-direction adjusting body 12; the adjusting block is provided with a front and rear guide groove 132 at a position corresponding to the front and rear guide block 123, and the front and rear guide block 123 is disposed in the front and rear guide groove 132.

Through setting up guide structure, can avoid producing positional deviation in the adjustment process, guarantee the precision of adjusting.

In one embodiment, the four-direction adjusting body 12 is provided with front and rear fixing holes communicated with the sliding groove 121 for penetrating the front and rear locking screws 18 to tightly press against the sliding block 131.

In one embodiment, the four-direction adjusting body 12 is provided with an up-down locking screw 17 which abuts against the first bottom case 11 at one side of the up-down adjusting hole 13.

In one embodiment, the left-right adjusting body 22 is opened with a left-right adjusting hole 221, a left-right adjusting screw 23 is inserted therein, and the left-right adjusting body 22 moves axially along the left-right adjusting screw relative to the second bottom case 21 by turning the left-right adjusting screw.

In one embodiment, the left-right adjusting body 22 is formed with left-right guide grooves 222 extending in the left-right direction, and the second bottom case 21 is formed with left-right guide posts 212 inserted into the left-right guide grooves 222.

In one embodiment, a left-right locking screw 24 tightly abutting against the second bottom case 21 is inserted into the left-right adjusting body 22 on one side of the left-right adjusting screw 23.

Therefore, the positions of the adjusting block, the adjusting main body and the bottom shell are kept fixed by arranging the locking screws (the upper and lower locking screws 17, the front and rear locking screws 18 and the left and right locking screws 24), so that gaps caused by the movement of the hidden hinge after adjustment in all directions can be avoided, the installation precision of the door leaf is ensured, and the service life of the hidden hinge is prolonged.

In one embodiment, the first receiving groove 111 and the second receiving groove 211 are rectangular, and the corner ends thereof are rounded corners; the four-direction adjusting body 12 and the left-right adjusting body are arranged in a manner of rounding at the corner ends contacted with the accommodating groove.

In one embodiment, the first sheet portion 1 and the second sheet portion 2 are both provided with a sealing cover 4, and the sealing cover 4 is covered on the top end of the accommodating groove corresponding to the first bottom case 11 and the second bottom case 21, so that the adjusting structure is encapsulated in a cavity defined by the sealing cover and the bottom case, and the aesthetic feeling of the hidden hinge is improved.

In summary, the three-dimensional adjustable blind hinge has the adjusting functions in the up-down direction, the front-back direction and the left-right direction, can realize the height, the transverse direction and the gap adjustment of the door leaf and the door frame, is convenient to adjust and is beneficial to improving the installation precision of the door leaf.

The foregoing description is only exemplary of the preferred embodiments of the invention and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention according to the present invention is not limited to the specific combination of the above-mentioned features, but also encompasses other embodiments in which any combination of the above-mentioned features or their equivalents is possible without departing from the scope of the invention as defined by the appended claims. For example, the above features and (but not limited to) features having similar functions of the present invention are mutually replaced to form the technical solution.

Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.