CN113719209A

CN113719209A - Three-dimensional adjustable blind hinge

Info

Publication number: CN113719209A
Application number: CN202111062268.4A
Authority: CN
Inventors: 林新达; 陈烽林; 郭挺
Original assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2021-11-30

Abstract

The invention provides a three-dimensional adjustable blind hinge, which comprises: the hinge mechanism comprises a first page part, a second page part and a hinge mechanism, wherein the first page part comprises a first bottom shell, a four-direction adjusting main body and a sliding block, the first bottom shell is provided with a first accommodating groove, the four-direction adjusting main body is arranged in the first accommodating groove, the four-direction adjusting main body is provided with a sliding groove, the sliding block is inserted in the sliding groove and can move in the front-back direction relative to the four-direction adjusting main body and drive the four-direction adjusting main body to move in the up-down direction 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 embedded in the second accommodating groove and can move left and right relative to the second bottom shell; two ends of the hinge mechanism are respectively connected with the four-direction adjusting main body and the left-right adjusting main body. The adjustment in the front-back direction and the up-down direction is realized by moving one sliding block, the structure is simple, materials are saved, the adjustment is also convenient, and the improvement of the installation precision is facilitated.

Description

Three-dimensional adjustable blind hinge

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, can be conveniently adjusted and improves the installation precision.

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 and a sliding block, the first bottom shell is provided with a first accommodating groove, the four-direction adjusting main body is arranged in the first accommodating groove and can slide along the vertical direction and the front-back direction, the four-direction adjusting main body is provided with a sliding groove, the sliding block is inserted in the sliding groove and can move along the front-back direction relative to the four-direction adjusting main body, and the four-direction adjusting main body can be driven to move along the vertical direction relative to the 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 embedded 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 four-direction adjusting main body and the left-right adjusting main body.

In one embodiment, an up-down adjusting hole extending in the up-down direction is formed at one end of the sliding block close to the end part of the first accommodating groove, and an up-down adjusting screw connected with the first bottom shell in a threaded manner penetrates through the up-down adjusting hole; the other end of the sliding block is provided with a front-back adjusting hole extending along the front-back direction, and a front-back adjusting screw connected with the four-direction adjusting main body in a threaded mode penetrates through the sliding block.

In one embodiment, one end of the sliding block, which is far away from the up-down adjusting hole, is provided with a pair of clamping plates extending towards the four-direction main body, the pair of clamping plates defines a clamping groove which is the same as the extending direction of the front-back adjusting hole, the four-direction adjusting main body is provided with a clamping portion corresponding to the clamping groove, and the clamping portion is clamped in the clamping groove.

In one embodiment, the slide block is further provided with an upper locking hole and a lower locking hole on one side of the upper and lower adjusting holes, the upper and lower locking holes are threaded holes penetrating through the slide block, and upper and lower locking screws tightly propping against the bottom shell penetrate through the upper and lower locking holes.

In one embodiment, two opposite sides of the sliding groove are bent oppositely to form a front-back locking portion, the front-back locking portion is provided with a threaded hole, and a front-back locking screw for fastening the sliding block and the four-direction adjusting main body penetrates through the threaded hole.

In one embodiment, two sliding blocks are provided, two sliding grooves are respectively provided at two ends of the four-direction adjusting main body along the length direction, and the two sliding blocks are inserted into the two sliding grooves in a one-to-one correspondence manner.

In one embodiment, the left-right adjusting body is provided with a left-right adjusting hole, the left-right adjusting hole penetrates through the left-right adjusting body along the left-right direction, a left-right adjusting screw with one end abutting against the second bottom shell is arranged in the left-right adjusting hole in a penetrating manner, and the left-right adjusting screw is used for driving the left-right adjusting body to move along the left-right direction relative to the second bottom shell when the left-right adjusting screw rotates.

In one embodiment, the left and right adjusting body is provided with a head hiding groove, and the head of the left and right adjusting screw is embedded in the head hiding groove.

In one embodiment, the left and right adjusting holes are respectively formed at both ends of the left and right adjusting body in the vertical direction, and the left and right adjusting screws are respectively arranged in the left and right adjusting holes.

In one embodiment, the position of the first bottom shell corresponding to the sliding block and the position of the second bottom shell corresponding to the two ends of the left-right adjusting main body are both connected with decorative covers.

The technical scheme provided by the invention has the beneficial effects that: in the three-dimensional adjustable blind hinge, the adjustment in the front-back direction and the up-down direction is integrated in the first page part, the left-right adjustment is arranged in the second page part, the slide block is arranged in the first page part and matched with the four-direction adjustment main body and the first bottom shell, the relative position relation between the four-direction adjustment main body and the first bottom shell is changed by moving the slide block, the adjustment in four directions is realized, the multi-direction movement adjustment is realized by one part, the material is saved, the structure is simple and light, the adjustment is convenient, and the improvement of the installation precision of the door leaf is facilitated.

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 slider 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 3, 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 hidden hinge comprises a first page part 1, a second page part 2 and a hinge mechanism 3 connected between the first page part and the second page part, wherein the first page part is used for being installed in a groove on the side face of a door frame, and the second page part is used for being installed in a groove preset on the side face of a door leaf. The first page portion and the second page portion respectively comprise a bottom shell and an adjusting main body, and the adjusting main bodies of the first page portion and the second page portion are respectively connected with the hinge mechanism, so that the two page portions are hinged. 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 bottom shell of the first page part 1 is a first bottom shell 11 and is provided with a first accommodating groove 111; the adjusting body of the first page portion 1 is a four-direction adjusting body 12, which is disposed in the first accommodating groove 111 and can move in the front-back direction and the up-down direction relative to the first bottom case 11, that is, in the width direction and the length direction of the first accommodating groove 111, and one side of the four-direction adjusting body 12 close to the hinge mechanism is pivotally connected to the hinge mechanism, so that the door leaf can be adjusted in the four directions, i.e., up-down direction and front-back direction.

The bottom shell of the second leaf portion 2 is a second bottom shell 21, and has a second receiving groove 211, the adjusting body is a left-right adjusting body 22, and is disposed in the second receiving groove 211 and can move along the left-right direction, that is, along the depth direction of the second receiving groove 211, and one side of the left-right adjusting body 22 close to the hinge mechanism is pivotally connected to the hinge mechanism, so as to adjust the left-right direction of the door leaf.

The first page portion 1 is further provided with a sliding block 13, and an up-down adjusting screw 14 and a front-back adjusting screw 15 which are all arranged in a penetrating mode on the sliding block 13. An upper and lower adjusting hole 131 is formed in one end, close to the end portion of the first bottom case 11, of the sliding block 13, the upper and lower adjusting hole 131 extends in the up-down direction, and the upper and lower adjusting screw 14 penetrates through the upper and lower adjusting hole 131 to be in threaded connection with the threaded hole 112 of the first bottom case 11, so that the position between the sliding block 13 and the first bottom case 11 can be adjusted by adjusting the position of the upper and lower adjusting screw 14 in the upper and lower adjusting hole 131. The other end of the sliding block 13 is provided with a front-back adjusting hole 132, the front-back adjusting hole 132 extends along the front-back direction, and the front-back adjusting screw 15 is arranged through the front-back adjusting hole 132.

The four-direction adjusting body 12 is provided with a sliding groove 120 matched with the sliding block 13, one end of the sliding block 13 is inserted into the sliding groove 120 and can slide back and forth relative to the four-direction adjusting body 12 along the sliding groove 120, so that the position adjustment between the sliding block 13 and the four-direction adjusting body 12 is realized, and further the position adjustment between the four-direction adjusting body 12 and the first bottom shell 11 is realized, wherein the end part of the front and back adjusting screw 15 penetrating out from the front and back adjusting hole 132 is in threaded connection with the threaded hole 121 of the four-direction adjusting body 12. The position between the sliding block 13 and the four-direction adjusting body 12 is adjusted by adjusting the position of the front-rear adjusting screw 15 in the front-rear adjusting hole 132, the position of the four-direction adjusting body 12 relative to the first bottom case 11 is adjusted in the front-rear direction, and the front-rear position of the door leaf is adjusted.

From this, through the removal of a slider 13, realize slider 13 and four directions and adjust the position control between main part 12 and the first drain pan 11, and then make four directions adjust the position of main part 12 relative first drain pan 11 in front and back direction and upper and lower direction and change, realize the door leaf in front and back direction and four directions of upper and lower direction regulation, adjust required part fewly, save the material, the structure of dark hinge is also more succinct, convenient the regulation, is favorable to improving the installation accuracy.

The left-right adjusting body 22 is provided with a left-right adjusting hole 221, the left-right adjusting hole 221 penetrates through the left-right adjusting body 22 along the left-right direction, a left-right adjusting screw 23 with one end abutting against the second bottom shell 21 is arranged in the left-right adjusting hole 221, the left-right adjusting screw 23 and the left-right adjusting body 22 are relatively fixed in the left-right direction and are used for driving the left-right adjusting body 22 to move along the left-right direction relative to the second bottom shell 21 when the left-right adjusting body is rotated, and therefore left-right adjustment of the door leaf is achieved.

Therefore, the blind hinge can realize three-dimensional adjustment of the door leaf in the front-back direction, the up-down direction and the left-right direction, and is beneficial to reducing the gap between the door leaf and the door frame in the three-dimensional directions.

Referring to fig. 3, in one embodiment, a pair of clamping plates 134 extending toward the four-direction adjusting body 12 is disposed at an end of the sliding block 13 away from the up-down adjusting hole 131, the pair of clamping plates defines a clamping groove having the same extending direction as the front-back adjusting hole 132, and the four-direction adjusting body 12 is disposed with a clamping portion 123 corresponding to the clamping groove, and the clamping portion is clamped in the clamping groove. Therefore, the clamping part is matched with the clamping groove, the sliding block 13 is guided in the process that the sliding block 13 slides forwards and backwards, the sliding block 13 is prevented from bouncing, and the adjusting precision is guaranteed.

In one embodiment, the slider 13 is further provided with an upper locking hole 133 and a lower locking hole 133 at one side of the upper and lower adjusting holes 131, and the upper locking hole 133 is a threaded hole penetrating through the slider 13 and internally provided with an upper locking screw 16 tightly abutting against the bottom shell.

In one embodiment, the opposite sides of the sliding groove are bent oppositely to form a front and rear locking portion, the front and rear locking portion is opened with a threaded hole 122, and a front and rear locking screw 17 for fastening the sliding block 13 and the four-direction adjusting body 12 is inserted therein.

In one embodiment, a left and right locking hole 223 is formed at one side of the left and right adjusting screw 23, a left and right locking screw 24 is inserted therein, and the left and right locking screw 24 is used for abutting the left and right adjusting body 22 against the second bottom case 21.

Therefore, the locking screws (the upper and lower locking screws 16, the front and rear locking screws 17, and the left and right locking screws 24) are arranged to keep the positions of the fixed slider 13, the adjusting main body, and the bottom case fixed, so that gaps caused by the movement of the concealed hinge after adjustment in all directions can be avoided, the installation accuracy of the door leaf is ensured, and the service life of the concealed hinge is prolonged.

In one embodiment, there are two sliding blocks 13, two sliding grooves are respectively formed at two ends of the four-direction adjusting body 12 along the length direction, and the two sliding blocks 13 are inserted into the two sliding grooves in a one-to-one correspondence manner. Thereby, the four-way adjustment can be achieved at both the upper and lower ends of the first page portion 1.

In one embodiment, the left and right adjustment body 22 is opened with a head hiding groove 222 communicating with the left and right adjustment hole 221, and the head of the left and right adjustment screw 23 is inserted into the head hiding groove 222. Specifically, the head hiding groove 222 is a groove extending from one end of the left-right adjusting body 22 to the other end, is provided at a middle position of the left-right adjusting body 22 along the left-right direction, and divides the left-right adjusting hole 221 into three sections, wherein one section is used for a screw rod of the left-right adjusting screw 23 to penetrate out, the middle section is superposed with the head hiding groove 222 for placing a screw head, and the other section of the left-right adjusting hole 221 forms an operating hole for an operating tool to enter and operate the left-right adjusting screw 23 to rotate. The head of the left-right adjustment screw 23 is larger than the width of the left-right adjustment hole 221 and smaller than the width of the opening of the head hiding groove 222.

Accordingly, the left-right adjusting screw 23 is embedded in the left-right adjusting body 22, and the left-right adjusting screw 23 and the left-right adjusting body 22 are relatively fixed in the left-right direction, so that the left-right adjusting body 22 can be moved left and right with respect to the second bottom case 21 by rotating the left-right adjusting screw 23 to move axially with respect to the second bottom case 21. In addition, the left and right adjusting screws 23 are placed into the left and right adjusting main body 22 from the side, a clamp spring for axially fixing the screws and the left and right adjusting main body 22 does not need to be arranged on the left and right adjusting screws 23, the installation is convenient, and the left and right adjusting screws 23 are positioned in the left and right adjusting main body 22, so that the structure after the installation is simpler.

In one embodiment, the left-right adjusting hole 221 is formed at each of the two ends of the left-right adjusting body 22 in the vertical direction, and the left-right adjusting screw 23 is formed therein.

The adjusting process of the three-dimensional adjustable blind hinge is referred to as follows:

by adjusting the left and right adjusting screws 23, the door leaf is moved left and right to a proper preset position and then locked by the left and right locking screws 24, so that the left and right adjustment of the door leaf is completed.

And the upper and lower adjusting screws 14 and the upper and lower locking screws 16 are loosened to push the door leaf to move up and down, so that the sliding block 13 is adjusted to a proper position and is locked by the upper and lower adjusting screws 14 and the upper and lower locking screws 16, and the adjustment of the door leaf in the up-and-down direction is completed.

The front and rear adjusting screws 15 and the front and rear locking screws 17 are loosened to push the door leaf to move forward and backward, so that the sliding block 13 is adjusted to a proper position and is locked by the front and rear adjusting screws 15 and the front and rear locking screws 17, the adjustment of the door leaf in the front and rear direction is completed, and the installation and debugging of the door leaf are finally completed. It should be understood that the adjustment of the door leaf can also be arranged in a rational order as desired in the up-down, back-and-forth and side-to-side adjustment.

In one embodiment, the position of the first bottom case 11 corresponding to the slider 13 and the positions of the second bottom case 21 corresponding to the two ends of the left-right adjusting body 22 are both connected with the decorative covers 4, so that the adjusting structure is enclosed in a cavity defined by the decorative covers and the bottom cases, and the aesthetic feeling of the hidden hinge is improved.

It should be understood that the respective ends of the first bottom shell 11 and the second bottom shell 21 have mounting

holes

110, 210 for installing screws on the door frame and the door leaf, respectively.

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.

Claims

1. A three-dimensional adjustable blind hinge comprising: be used for installing first page portion and second page portion on door frame and door leaf respectively to and connect in hinge mechanisms between first page portion and the second page portion, characterized by:

the first page part comprises a first bottom shell, a four-direction adjusting main body and a sliding block, the first bottom shell is provided with a first containing groove, the four-direction adjusting main body is arranged in the first containing groove and can slide along the up-down direction and the front-back direction, the four-direction adjusting main body is provided with a sliding groove, the sliding block is inserted in the sliding groove and can move along the front-back direction relative to the four-direction adjusting main body, and the sliding block can drive the four-direction adjusting main body to move along the up-down direction 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 embedded 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 four-direction adjusting main body and the left-right adjusting main body.

2. The three-dimensional adjustable blind hinge according to claim 1, wherein an up-down adjusting hole extending in the up-down direction is formed at one end of the slider near the end of the first accommodating groove, and an up-down adjusting screw threadedly connected with the first bottom shell is inserted into the up-down adjusting hole; the other end of the sliding block is provided with a front-back adjusting hole extending along the front-back direction, and a front-back adjusting screw connected with the four-direction adjusting main body in a threaded mode penetrates through the sliding block.

3. The three-dimensional adjustable blind hinge according to claim 2, wherein one end of the slider away from the up-down adjusting hole is provided with a pair of clamping plates extending towards the four-direction main body, the pair of clamping plates defines a clamping groove having the same extending direction as the front-back adjusting hole, the four-direction adjusting main body is provided with a clamping portion corresponding to the clamping groove, and the clamping portion is clamped in the clamping groove.

4. The three-dimensional adjustable blind hinge according to claim 3, wherein the slide block further has an up-down locking hole at one side of the up-down adjusting hole, the up-down locking hole is a threaded hole penetrating through the slide block, and an up-down locking screw is inserted therein and abuts against the first bottom shell.

5. The three-dimensional adjustable blind hinge according to claim 2, wherein the two opposite sides of the sliding groove are bent in opposite directions to form a front and rear locking portion, the front and rear locking portion is provided with a threaded hole, and a front and rear locking screw for fastening the sliding block and the four-direction adjusting body is arranged in the threaded hole in a penetrating manner.

6. The three-dimensional adjustable blind hinge according to claim 1, wherein there are two sliding blocks, two sliding grooves are respectively provided at two ends of the four-direction adjusting body along the length direction, and the two sliding blocks are inserted into the two sliding grooves in a one-to-one correspondence.

7. The three-dimensional adjustable blind hinge according to claim 1, wherein the left-right adjusting body is provided with a left-right adjusting hole, the left-right adjusting hole penetrates through the left-right adjusting body along the left-right direction, a left-right adjusting screw with one end abutting against the second bottom shell is inserted in the left-right adjusting hole, and the left-right adjusting screw is used for driving the left-right adjusting body to move along the left-right direction relative to the second bottom shell when the left-right adjusting screw is rotated.

8. The three-dimensional adjustable blind hinge according to claim 7, wherein the left and right adjusting body defines a hidden slot, and the head of the left and right adjusting screw is embedded in the hidden slot.

9. The three-dimensional adjustable blind hinge according to claim 7, wherein the left and right adjusting holes are respectively formed at both ends of the left and right adjusting body in the up-down direction, and the left and right adjusting screws are respectively disposed therein.

10. The three-dimensional adjustable blind hinge according to claim 1, wherein the first bottom shell is connected to a position corresponding to the slider and the second bottom shell is connected to a position corresponding to both ends of the left-right adjusting body.