CN212105510U

CN212105510U - Embedded damping hinge with adjustable

Info

Publication number: CN212105510U
Application number: CN201922324474.2U
Authority: CN
Inventors: 伍志勇
Original assignee: Guangdong DTC Hardware Precision Manufacturing Co Ltd
Current assignee: Guangdong DTC Hardware Precision Manufacturing Co Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-08
Anticipated expiration: 2029-12-20

Abstract

An adjustable embedded damping hinge comprises a hinge cup and a support, wherein the hinge cup and the support are hinged and opened and closed through a connecting arm assembly, the connecting arm assembly comprises an outer connecting arm and an inner connecting arm, a wrapping part is arranged on the hinge cup, and an upper adjusting assembly and a lower adjusting assembly are wrapped through the wrapping part; one ends of the outer connecting arm and the inner connecting arm are respectively connected with the upper adjusting component and the lower adjusting component in a matching way and are hinged on the hinged cup, and the other ends of the outer connecting arm and the inner connecting arm are respectively hinged with the bracket; the outer connecting arm and/or the inner connecting arm generate vertical displacement relative to the hinge cup through the adjustment of the vertical adjusting component, so that the vertical position adjustment between the support and the hinge cup is finally realized. The utility model discloses an above-mentioned structure's improvement has simple structure rationally, the dependable performance, low in manufacturing cost, and the production implementation is easy, opens and shuts steadily, smooth and easy, no collision, long service life, safe and reliable, application range is wide and adjust characteristics such as swift, convenient, the practicality is strong.

Description

Embedded damping hinge with adjustable

Technical Field

The utility model relates to an bury formula damping hinge with adjustable.

Background

Chinese patent document No. CN201695827U, 5.1.2011, discloses a furniture hinge, which includes a fixed arm and a movable cup seat connected by a swing arm assembly, and a spring for generating a closing force at least on the movable cup seat is disposed in the hinge. The utility model discloses a state, this utility model through set up more than two-stage spring in the hinge, make the hinge open or close to certain angle, make the hinge realize completely automatically through the resultant force of the effort of spring at all levels or close, because in this process, the effort of hinge action is born by the spring at all levels respectively, thus improve the life of spring at each level greatly, especially in the continuous working life test process of opening and shutting the hinge continuously, can embody the life superiority of the hinge more than two-stage spring herein more (the continuous working life test of opening and shutting can exceed 5 ten thousand times), simultaneously, the diameter of spring can also be reduced appropriately; however, in the hinge, the buffer is fixedly connected with the pull rod of the buffer through the steering element all the time, so that the door body can be acted by the buffer when the door is closed or opened, and if the buffer deviates when the door body is opened, the actual effect of opening or closing the door can be influenced; and each part in the hinge is hinged point to point through the bearing, all the stress acts on the buffer along with the opening and closing of the hinge, the service life of the buffer is influenced for a long time, the connection mode does not have a good buffering effect, the collision force between furniture is large, the furniture is easy to damage, the problem of high noise can be caused during collision, the opening and closing speed and the assembling position of the hinge can not be adjusted, and the daily use requirement of a user can not be met. Therefore, further improvements are necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure is reasonable, the dependable performance, low in manufacturing cost, and the production implementation is easy, opens and shuts steadily, smooth and easy, the collision-free, long service life, safe and reliable, application range is wide and adjust swift, convenient adjustable buryying formula damping hinge to overcome the weak point among the prior art.

The adjustable embedded damping hinge designed according to the purpose comprises a hinge cup and a support which are hinged and opened and closed with each other through a connecting arm component, and is characterized in that: the connecting arm assembly comprises an outer connecting arm and an inner connecting arm, a wrapping part is arranged on the hinged cup, and the upper and lower adjusting assemblies are wrapped by the wrapping part; one ends of the outer connecting arm and the inner connecting arm are respectively connected with the upper adjusting component and the lower adjusting component in a matching way and are hinged on the hinged cup, and the other ends of the outer connecting arm and the inner connecting arm are respectively hinged with the bracket; the outer connecting arm and/or the inner connecting arm generate vertical displacement relative to the hinge cup through the adjustment of the vertical adjusting component, so that the vertical position adjustment between the support and the hinge cup is finally realized.

The up-down adjusting component at least comprises an up-down adjusting piece, a moving piece and a pushing piece; the upper and lower adjusting pieces are positioned and rotated on the wrapping portion and are in driving connection with the moving piece when the upper and lower adjusting pieces are positioned and rotated, the pushing piece is fixedly arranged on the wrapping portion and is respectively in matching connection with the outer connecting arm and the inner connecting arm, and the moving piece generates vertical displacement through the driving of the upper and lower adjusting pieces relative to the hinged cup, the pushing piece, the outer connecting arm and the inner connecting arm so as to finally realize vertical position adjustment between the support and the hinged cup.

The upper and lower adjusting pieces are provided with upper and lower acting parts, and the wrapping part is provided with a gap corresponding to the upper and lower acting parts; the tool or the tool is used on the upper and lower acting parts through the gap position manually, and drives the upper and lower adjusting parts to rotate on the wrapping part in a positioning manner, and the upper and lower adjusting parts drive the moving part to generate vertical displacement relative to the hinged cup, the pushing part, the outer connecting arm and the inner connecting arm when rotating in the positioning manner, so that the vertical position adjustment between the support and the hinged cup is finally realized.

The periphery of the pushing element is completely wrapped by the wrapping part and is provided with an inclined part, and the moving element is provided with an inclined matching part and is connected with the inclined part in a matching way through the inclined matching part; the upper and lower adjusting piece drives the moving piece to generate vertical displacement relative to the hinged cup, the pushing piece, the outer connecting arm and the inner connecting arm through the matching of the inclined matching part and the inclined part when the upper and lower adjusting piece is positioned and rotated, so that the vertical position adjustment between the support and the hinged cup is finally realized.

The hinged cup is also provided with a hinged piece and a fastener; the hinged piece is fixedly arranged on the hinged cup and is fixedly connected with the pushing piece through a fastener; the outer connecting arm and the inner connecting arm are respectively hinged with the hinge piece.

The bracket is provided with a damper which is positioned between the outer connecting arm and the inner connecting arm; the outer connecting arm or the inner connecting arm acts and drives the damper to generate damping force at least when the hinged cup is hinged and closed relative to the support, so that the hinged cup is hinged and closed relative to the support in a damping mode.

The outer connecting arm or the inner connecting arm is provided with a damping action part, and at least when the hinged cup is hinged and closed relative to the bracket, the damping action part acts and drives the damper to generate damping force; the bracket is provided with an elastic piece; the outer connecting arm and/or the inner connecting arm are/is provided with an elastic acting part, and at least when the hinged cup is hinged and closed relative to the bracket, the elastic acting part acts and drives the elastic piece to generate elastic closing force.

The two elastic pieces are respectively a first elastic piece and a second elastic piece; the hinge cup is characterized in that one end of each of the outer connecting arm and the inner connecting arm is hinged with a hinge piece arranged on the hinge cup through a rotating shaft, the middle of each of the outer connecting arm and the inner connecting arm is hinged with the support through the rotating shaft, the other end of each of the outer connecting arm and the inner connecting arm is provided with an elastic acting part, and at least when the hinge cup is hinged and closed relative to the support, the elastic acting parts act on the elastic acting parts and drive the first elastic piece and the second.

The bracket is also provided with a driving piece and an intermediate piece; one end of the outer connecting arm and one end of the inner connecting arm are respectively connected with the upper and lower adjusting components in a matching way and are hinged on the hinged cup, and the other ends of the outer connecting arm and the inner connecting arm are respectively hinged with the middle piece; the middle part is arranged on the bracket and is provided with a damper, and the driving part is arranged on the middle part and is in driving connection with the middle part.

And a front-back adjusting piece is arranged between the driving piece and the support, is positioned and rotated on the support and drives the driving piece and/or the intermediate piece to move back and forth relative to the support when positioned and rotated so as to finally realize the front-back position adjustment between the support and the hinged cup.

And a left adjusting piece and a right adjusting piece are arranged between the driving piece and the intermediate piece, the left adjusting piece and the right adjusting piece are positioned and rotated on the driving piece, and the intermediate piece is driven to move left and right relative to the driving piece when the left adjusting piece and the right adjusting piece are positioned and rotated, so that the left and right position adjustment between the support and the hinge cup is finally realized.

The utility model discloses an improvement of above-mentioned structure, compared with the prior art, has following advantage:

1. the hinge cup can be hinged and opened and closed on the bracket by utilizing the matching of the outer connecting arm and the inner connecting arm, thereby effectively simplifying the dismounting and mounting process between the hinge cup and the bracket.

2. The hinge cup is provided with the wrapping part, the upper adjusting component and the lower adjusting component wrap the wrapping part, the upper adjusting component and the lower adjusting component are wrapped by the wrapping part and only supply tools or manually act the upper adjusting component and the lower adjusting component through the notch arranged on the wrapping part, so that the assembly strength of the upper adjusting component and the lower adjusting component and the hinge cup can be effectively improved, the problems that the upper adjusting component and the lower adjusting component are damaged or the upper adjusting component and the lower adjusting component of the support and the hinge cup are invalid due to insufficient assembly strength during the upper position and the lower position adjustment of the support and the hinge cup are solved, meanwhile, the problem that the user is easy to touch and is injured due to the fact that the upper adjusting component and the lower adjusting component are exposed after the upper position and the lower position adjustment of the support and the hinge cup are exposed.

3. The outer connecting arm and the inner connecting arm are hinged to the hinged piece respectively, the hinged piece is fixedly connected with the pushing piece of the upper adjusting component and the lower adjusting component through the fasteners, and the periphery of the pushing piece is wrapped by the wrapping part, so that the fastness and the stability of the assembled outer connecting arm, inner connecting arm, hinged cup and pushing piece are extremely high, the bearing force of the assembled outer connecting arm, inner connecting arm, hinged cup and pushing piece is extremely strong, the whole service life of a hinge product can be prolonged, and the assembled outer connecting arm and inner connecting arm can be widely applied to furniture products with.

4. The damper is arranged on the middle piece of the bracket and is positioned between the outer connecting arm and the inner connecting arm, so that the spatial position of the bracket can be effectively utilized, and the outer connecting arm and the inner connecting arm do not interfere with the damper when the hinge is opened and closed, thereby improving the use stability of all components; the outer connecting arm or the inner connecting arm acts on and drives the damper to generate damping force through the damping action part when the hinge is closed, so that damping hinge closing of the hinge cup relative to the support can be realized, mutual collision between the hinge cup and the support when the hinge cup and the support are closed is avoided, the service life of the hinge is prolonged, the use experience of a user is improved, and smooth and silent effects can be achieved when the hinge is opened and closed.

5. The hinge comprises a hinge body, a hinge cup and a hinge cup, wherein the hinge cup is provided with a hinge opening and a hinge closing part, the hinge opening and the hinge cup are arranged on the hinge body, the hinge opening and the hinge cup are arranged on the hinge opening and closing part, the hinge opening and closing part is provided with a first elastic part and a second elastic part, the first elastic part and the second elastic part are respectively driven to generate elastic closing force by the elastic action part of the outer connecting arm and the inner connecting arm when the hinge is closed, and the damping force generated by.

6. First elastic component and second elastic component mutual independence set up, and form certain interval between the two, and two elastic components can use and form the elastic force of relative balance between outer link arm and the inner link arm, make the articulated switching effect between hinge cup and the support better, and the stationarity is higher during the hinge switching.

7. Between driving piece and the support, be provided with respectively between driving piece and the middleware around the regulating part, control the regulating part, combine the use of regulating part from top to bottom, the user can be according to the user demand who realizes adjust the relative support of hinge cup around, about and position from top to bottom at any time, not only can improve the outward appearance regularity and the aesthetic property of hinge assembly when furniture product, can also improve user's use experience step by step to greatly satisfy user's user demand.

8. The hinge of the structure can be embedded in furniture, and can effectively reduce the occupied internal space of the furniture, thereby improving the internal utilization rate of the furniture.

In summary, the adjustable folding type adjustable folding chair has the advantages of being simple and reasonable in structure, reliable in performance, low in manufacturing cost, easy to produce and implement, stable and smooth in folding and unfolding, free of collision, long in service life, safe and reliable, wide in application range, fast and convenient to adjust and the like, and is high in practicability.

Drawings

Fig. 1 is a schematic view of an assembly structure of a hinge, a furniture door body, and a furniture cabinet body according to a first embodiment of the present invention.

Fig. 2 is a schematic view of a hinge assembly structure according to a first embodiment of the present invention.

Fig. 3 is an exploded view of the hinge according to the first embodiment of the present invention.

Fig. 4 is a schematic view of a hinge cross-sectional assembly structure according to a first embodiment of the present invention (with the intermediate member omitted).

Fig. 5 is another sectional view of the hinge according to the first embodiment of the present invention.

Fig. 6 to 8 are schematic views illustrating the opening and closing processes of the hinge according to the first embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1 to 8, the adjustable embedded damping hinge comprises a hinge cup 1 and a bracket 2 hinged to each other for opening and closing through a connecting arm assembly, wherein the connecting arm assembly comprises an outer connecting arm 3 and an inner connecting arm 4, a wrapping part 20 is arranged on the hinge cup 1, and an up-and-down adjusting assembly is wrapped through the wrapping part 20; one ends of the outer connecting arm 3 and the inner connecting arm 4 are respectively connected with the upper and lower adjusting components in a matching way and hinged on the hinged cup 1, and the other ends of the outer connecting arm 3 and the inner connecting arm 4 are respectively hinged with the bracket 2; the outer connecting arm 3 and/or the inner connecting arm 4 are/is vertically displaced relative to the hinge cup 1 through the adjustment of the vertical adjusting component, so that the vertical position between the bracket 2 and the hinge cup 1 is finally adjusted.

The hinge cup 1 and the support 2 are respectively embedded and fixedly arranged on the furniture door body A and the furniture cabinet body B, the internal space of furniture occupied by the hinge can be effectively reduced, the internal utilization rate of the furniture is improved, the problem that the hinge falls off or the user is injured due to the fact that the user mistakenly touches the hinge when the hinge is used can be avoided, and the use safety of a product is improved.

The up-down adjusting component at least comprises an up-down adjusting piece 15, a movable piece 21 and a pushing piece 22; the upper and lower adjusting member 15 is positioned and rotated on the wrapping portion 20 and is in driving connection with the moving member 21 when positioned and rotated, the pushing member 22 is fixedly arranged on the wrapping portion 20 and is respectively in matching connection with the outer connecting arm 3 and the inner connecting arm 4, and the moving member 21 is driven by the upper and lower adjusting member 15 to generate vertical displacement relative to the hinge cup 1, the pushing member 22, the outer connecting arm 3 and the inner connecting arm 4, so that the vertical position adjustment between the support 2 and the hinge cup 1 is finally realized.

The up-down adjusting piece 15 is provided with an up-down acting part 23, and the wrapping part 20 is provided with a gap position 24 corresponding to the up-down acting part 23; the tool or the hand acts on the upper and lower acting parts 23 through the notch 24 and drives the upper and lower adjusting parts 15 to rotate on the wrapping part 20, and the upper and lower adjusting parts 15 drive the moving part 21 to move up and down relative to the hinge cup 1, the pushing part 22, the outer connecting arm 3 and the inner connecting arm 4 when rotating in a positioning manner, so that the up and down position adjustment between the bracket 2 and the hinge cup 1 is finally realized.

The periphery of the pushing element 22 is completely wrapped by the wrapping part 20, and is provided with an inclined part 25, the movable element 21 is provided with an inclined matching part 26, and is matched and connected with the inclined part 25 through the inclined matching part 26; the up-down adjusting member 15 drives the movable member 21 to move up and down relative to the hinge cup 1, the pushing member 22, the outer connecting arm 3 and the inner connecting arm 4 through the cooperation of the inclined matching portion 26 and the inclined portion 25 during the positioning rotation, so as to finally realize the up-down position adjustment between the bracket 2 and the hinge cup 1.

The hinge cup 1 is also provided with a hinge piece 27 and a fastener 28; wherein, the hinge joint 27 is fixedly arranged on the hinge cup 1 and is fixedly connected with the pushing element 22 through a fastener 28; the outer connecting arm 3 and the inner connecting arm 4 are hinged with the hinge 27 respectively.

The bracket 2 is provided with a damper 5, and the damper 5 is positioned between the outer connecting arm 3 and the inner connecting arm 4; the outer connecting arm 3 or the inner connecting arm 4 acts and drives the damper 5 to generate damping force at least when the hinge cup 1 is hinged and closed relative to the bracket 2, so that the hinge cup 1 is hinged and closed relative to the bracket 2 in a damping mode.

The outer connecting arm 3 or the inner connecting arm 4 is provided with a damping action part 6, and at least when the hinged cup 1 is hinged and closed relative to the bracket 2, the damping action part 6 acts and drives the damper 5 to generate damping force; the bracket 2 is provided with an elastic part; the outer connecting arm 3 and/or the inner connecting arm 4 are/is provided with an elastic acting part 7, and at least when the hinge cup 1 is hinged and closed relative to the bracket 2, the elastic acting part 7 acts and drives the elastic piece to generate elastic closing force.

The two elastic pieces are respectively a first elastic piece 8 and a second elastic piece 9; one end of the outer connecting arm 3 and one end of the inner connecting arm 4 are respectively hinged with a hinged piece 27 arranged on the hinge cup 1 through a rotating shaft, the middle parts of the outer connecting arm and the inner connecting arm are respectively hinged with the bracket 2 through the rotating shaft, the other ends of the outer connecting arm and the inner connecting arm are respectively provided with an elastic action part 7, and the elastic action parts 7 respectively act and drive the first elastic piece 8 and the second elastic piece 9 to generate elastic closing force at least when the hinge cup 1 is hinged and closed relative to the bracket 2.

The bracket 2 is also provided with a driving piece 11 and an intermediate piece 12; one end of the outer connecting arm 3 and one end of the inner connecting arm 4 are respectively connected with the upper and lower adjusting components in a matching way and are hinged on the hinged cup 1, and the other ends are respectively hinged with the middle part 12; the intermediate part 12 is arranged on the bracket 2 and is provided with the damper 5, and the driving part 11 is arranged on the intermediate part 12 and is mutually connected in a driving way.

A front-back adjusting piece 13 is arranged between the driving piece 11 and the bracket 2, the front-back adjusting piece 13 is positioned and rotated on the bracket 2, and the driving piece 11 and/or the intermediate piece 12 are driven to move back and forth relative to the bracket 2 during the positioning and rotation, so that the front-back position adjustment between the bracket 2 and the hinge cup 1 is finally realized.

A left-right adjusting piece 14 is arranged between the driving piece 11 and the middle piece 12, the left-right adjusting piece 14 is positioned and rotated on the driving piece 11, and drives the middle piece 12 to move left and right relative to the driving piece 11 during positioning and rotation, so that the left-right position adjustment between the bracket 2 and the hinge cup 1 is finally realized.

The drawings are for illustrative purposes only and are presented in the form of illustrations only, not illustrations as physical or logical, and should not be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Moreover, like or similar reference numerals in the drawings of the embodiments of the present invention correspond to like or similar parts; in the description of the present invention, it should be understood that, if there are any terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "longitudinal", "top", "bottom", "inner", "outer", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the description is for convenience and simplicity, and it is not intended to indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationships in the drawings are used for illustrative purposes only and are not to be construed as limiting the present patent.

Claims

1. An adjustable embedded damping hinge, includes hinge cup (1) and support (2) of articulated switching each other through connecting arm subassembly, its characterized in that: the connecting arm assembly comprises an outer connecting arm (3) and an inner connecting arm (4), a wrapping part (20) is arranged on the hinged cup (1), and the upper and lower adjusting assemblies are wrapped by the wrapping part (20); one ends of the outer connecting arm (3) and the inner connecting arm (4) are respectively connected with the upper and lower adjusting components in a matching way and hinged on the hinged cup (1), and the other ends of the outer connecting arm (3) and the inner connecting arm (4) are respectively hinged with the bracket (2); the outer connecting arm (3) and/or the inner connecting arm (4) move up and down relative to the hinge cup (1) through adjustment of the up-down adjusting assembly, so that up-down position adjustment between the support (2) and the hinge cup (1) is finally achieved.

2. The adjustable buried damping hinge of claim 1, wherein: the up-down adjusting component at least comprises an up-down adjusting piece (15), a movable piece (21) and a pushing piece (22); wherein, upper and lower regulating part (15) location is rotated on parcel portion (20), and with moving part (21) drive connection when the location rotates, pass piece (22) fixed setting on parcel portion (20) to respectively with outer link arm (3), inner link arm (4) cooperation is connected, moving part (21) through the relative hinge cup (1) of drive of upper and lower regulating part (15), pass piece (22), outer link arm (3), inner link arm (4) produce displacement from top to bottom, with the last upper and lower position control that realizes between support (2) and hinge cup (1).

3. The adjustable buried damping hinge of claim 2, wherein: the upper and lower adjusting piece (15) is provided with an upper and lower acting part (23), and the wrapping part (20) is provided with a gap position (24) corresponding to the upper and lower acting part (23); the tool or the tool is manually acted on the upper and lower acting parts (23) through the notch position (24) and drives the upper and lower adjusting pieces (15) to rotate on the wrapping part (20) in a positioning mode, and the upper and lower adjusting pieces (15) drive the moving piece (21) to move up and down relative to the hinge cup (1), the pushing piece (22), the outer connecting arm (3) and the inner connecting arm (4) when rotating in the positioning mode, so that the up and down position adjustment between the support (2) and the hinge cup (1) is finally achieved.

4. The adjustable buried damping hinge of claim 3, wherein: the periphery of the pushing element (22) is completely wrapped by the wrapping part (20) and is provided with an inclined part (25), and the moving element (21) is provided with an inclined matching part (26) and is matched and connected with the inclined part (25) through the inclined matching part (26); when the up-and-down adjusting piece (15) is positioned and rotated, the movable piece (21) is driven to move up and down relative to the hinged cup (1), the pushing piece (22), the outer connecting arm (3) and the inner connecting arm (4) through the matching of the inclined matching part (26) and the inclined part (25), so that the up-and-down position adjustment between the support (2) and the hinged cup (1) is finally realized.

5. The adjustable buried damping hinge of claim 4, wherein: the hinge cup (1) is also provided with a hinge piece (27) and a fastener (28); wherein the hinge piece (27) is fixedly arranged on the hinge cup (1) and is fixedly connected with the pushing piece (22) through a fastener (28); the outer connecting arm (3) and the inner connecting arm (4) are respectively hinged with a hinge piece (27).

6. The adjustable buried damping hinge of any one of claims 1-5, wherein: the support (2) is provided with a damper (5), and the damper (5) is positioned between the outer connecting arm (3) and the inner connecting arm (4); the outer connecting arm (3) or the inner connecting arm (4) acts and drives the damper (5) to generate damping force at least when the hinged cup (1) is hinged and closed relative to the support (2), so that the hinged cup (1) is hinged and closed relative to the support (2) in a damping mode.

7. The adjustable buried damping hinge of claim 6, wherein: the outer connecting arm (3) or the inner connecting arm (4) is provided with a damping action part (6), and at least when the hinged cup (1) is hinged and closed relative to the bracket (2), the damping action part (6) acts and drives the damper (5) to generate damping force; the bracket (2) is provided with an elastic part; the outer connecting arm (3) and/or the inner connecting arm (4) are/is provided with an elastic acting part (7), and at least when the hinged cup (1) is hinged and closed relative to the bracket (2), the elastic acting part (7) acts and drives the elastic piece to generate elastic closing force.

8. The adjustable buried damping hinge of claim 7, wherein: the two elastic pieces are respectively a first elastic piece (8) and a second elastic piece (9); the hinge is characterized in that one end of the outer connecting arm (3) and one end of the inner connecting arm (4) are respectively hinged with a hinge piece (27) arranged on the hinge cup (1) through a rotating shaft, the middle part of the outer connecting arm is respectively hinged with the support (2) through the rotating shaft, the other end of the outer connecting arm is respectively provided with an elastic action part (7), and at least when the hinge cup (1) is hinged and closed relative to the support (2), the outer connecting arm and the inner connecting arm respectively act on and drive the first elastic piece (8) and the second elastic piece (9) to generate elastic closing force through the elastic action.

9. The adjustable buried damping hinge of claim 1, or 2, or 3, or 4, or 5, or 7, or 8, wherein: the bracket (2) is also provided with a driving piece (11) and an intermediate piece (12); one end of the outer connecting arm (3) and one end of the inner connecting arm (4) are respectively connected with the upper and lower adjusting components in a matching way and are hinged on the hinged cup (1), and the other ends are respectively hinged with the middle piece (12); the middle part (12) is arranged on the bracket (2) and is provided with a damper (5), and the driving part (11) is arranged on the middle part (12) and is in driving connection with the middle part and the driving part.

10. The adjustable buried damping hinge of claim 9, wherein: a front-back adjusting piece (13) is arranged between the driving piece (11) and the support (2), the front-back adjusting piece (13) is positioned and rotated on the support (2), and drives the driving piece (11) and/or the middle piece (12) to move back and forth relative to the support (2) when the front-back adjusting piece (13) is positioned and rotated, so that the front-back position adjustment between the support (2) and the hinged cup (1) is finally realized;

a left-right adjusting piece (14) is arranged between the driving piece (11) and the middle piece (12), the left-right adjusting piece (14) is positioned on the driving piece (11) in a rotating mode, and the middle piece (12) is driven to move left and right relative to the driving piece (11) during positioning and rotating, and therefore left-right position adjustment between the support (2) and the hinge cup (1) is achieved finally.