CN212359431U

CN212359431U - Fixed base dismounting structure of furniture hinge

Info

Publication number: CN212359431U
Application number: CN202021091755.4U
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: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-01-15
Anticipated expiration: 2030-06-12

Abstract

A fixed base dismounting structure of a furniture hinge comprises a connecting arm and a fixed base detachably matched and connected with the connecting arm, wherein an intermediate element is arranged on the connecting arm, the intermediate element is U-shaped, a step part is arranged at the top of the intermediate element, and a front elastic part and a locking part are arranged at the front end of the intermediate element; the front elastic piece is U-shaped, the left side and the right side of one end of the front elastic piece respectively and elastically act on the step part, the left side and the right side of the middle part of the front elastic piece respectively and elastically act on the U-shaped inner top part and/or the left side wall and the right side wall of the middle element, and the other end of the front elastic piece elastically acts on the locking piece; the front end of the fixed base is provided with a front locking part; the locking piece elastically moves at the front end of the middle element through the front elastic piece and is mutually and elastically locked or separated with the front locking part during elastic movement. The utility model discloses an above-mentioned structure's improvement, messenger's unable adjustment base is swift, convenient, high-efficient, dismouting on middle component in a flexible way, has greatly made things convenient for user's use, and the practicality is strong.

Description

Fixed base dismounting structure of furniture hinge

Technical Field

The utility model relates to a unable adjustment base dismouting structure of furniture hinge.

Background

Chinese patent document No. CN200946416Y discloses a hidden iron chain for furniture door in 2007, 9/12.9.2007, which includes a fixed base fixed on the door frame, a movable base fixed on the door body, and a steel connecting arm connected therebetween, the fixed base is composed of an adjustable bottom plate and a fixed plate, and is characterized in that the adjustable bottom plate formed by stamping is a T-shaped or a middle-shaped shell, and the edge folding edge of the adjustable bottom plate extends inward to form a limit tongue piece or/and a limit convex part; the punch-formed fixing plate is a rectangular shell, and a notch matched with the limiting tongue piece or/and the limiting convex part is arranged on the edge folding edge of the fixing plate; the adjustable bottom plate is in sliding fit with the fixed plate, and more than one limiting tongue piece is oppositely arranged on two sides of the edge of the adjustable bottom plate; more than one limiting convex part is oppositely arranged on two sides of the edge of the adjustable bottom plate. When the hidden iron chain of the furniture door with the structure is connected with the common ejection arm, the hidden iron chain has the characteristics of low processing cost, rapidness and convenience in assembly and disassembly; however, the connection mode of the fixing base and the iron connection arm is unreasonable, the structure is complex, and the requirements of quick, simple and convenient disassembly and assembly of the fixing base and the iron connection arm by a user cannot be met. Therefore, further improvements are necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a unable adjustment base dismouting structure of furniture hinge to overcome unable adjustment base dismouting step complicacy among the prior art, loaded down with trivial details, just weak point.

In order to achieve the above object, the present invention takes the following measures:

the utility model provides a unable adjustment base dismouting structure of furniture hinge, includes the linking arm and the unable adjustment base who is connected with linking arm detachable fits, its characterized in that: the connecting arm is provided with an intermediate element, the intermediate element is U-shaped, the top of the intermediate element is provided with a step part, and the front end of the intermediate element is provided with a front elastic part and a locking part; the front elastic piece is U-shaped, the left side and the right side of one end of the front elastic piece respectively act on the step part, the left side and the right side of the middle part of the front elastic piece respectively act on the U-shaped inner top part and/or the left side wall and the right side wall of the middle element, and the other end of the front elastic piece elastically acts on the locking piece; the front end of the fixed base is provided with a front locking part; the locking piece elastically moves at the front end of the middle element through the front elastic piece and is mutually and elastically locked or separated from the front locking part during elastic movement.

The left side and the right side of one end of the front elastic part are respectively bent with elastic supporting legs in the same direction or the opposite direction and respectively act on the step part of the intermediate element through the elasticity of the elastic supporting legs.

The step part is concavely arranged on the U-shaped top of the middle element, and a step interval is formed between the step part and the U-shaped top; the elastic support legs extend into the step intervals in a limiting mode.

The left side and the right side of the middle part of the front elastic part are respectively provided with an arc part and act on the U-shaped inner top and/or the left side wall and the right side wall of the middle element through elastic limiting of the arc parts.

The arc-shaped part is also provided with a linear position; the left side and the right side of the middle part of the front elastic part respectively act on the U-shaped inner top of the middle element through linear position elastic positioning and are respectively limited on the left side wall and the right side wall of the U-shaped middle element through the arc part.

The left side wall and the right side wall of the U-shaped front end of the middle element are respectively provided with a front sliding chute; the left side and the right side of the other end of the front elastic piece are connected, the left side and the right side are respectively provided with a locking action part, and the locking action parts respectively elastically act on the left side and the right side of the locking piece; the locking piece elastically slides on the front sliding groove through the front elastic piece and is elastically locked or separated with the front locking part at the front end of the fixed base when elastically sliding.

The U-shaped top of the middle element is planar, a step part is concavely arranged downwards, and a space is formed between the step part and the locking piece; the front elastic piece is positioned in the space and is positioned in the U-shaped of the middle element in a hidden way.

The elastic supporting legs are bent at the left side and the right side of one end of the front elastic part respectively, the elastic supporting legs act on the step parts through the elastic supporting legs in a vertical and/or front-back elastic positioning mode respectively, the left side and the right side of the middle of the front elastic part are provided with arc-shaped parts respectively, the arc-shaped parts act on the top of the U-shaped inner part of the middle element in a vertical elastic positioning mode, and/or the left side and the right side of the U-shaped left side and the side wall of the middle element in a left-right limiting mode or in a clearance fit mode are controlled, the other end of the front elastic part is provided with a locking action part, elastic action force conversion is achieved through the arc-.

The rear end of the middle element is provided with a rear elastic piece and a buckling piece; the rear elastic piece is a torsion spring and is positioned at the U-shaped rear end of the middle element, the U-shaped rear end of the middle element is provided with a limiting part, one end of the rear elastic piece elastically acts on the limiting part, and the other end elastically acts on the buckling piece; the buckling piece is elastically limited and swings on the limiting part through the rear elastic piece and always generates buckling acting force towards the front end of the middle element; the buckling piece is also provided with an opening buckling part, and the opening buckling part and the rear buckling part arranged at the rear end of the fixed base are elastically buckled or separated with each other when elastically swinging.

The structure also comprises a hinged cup, an outer hinged arm and an inner hinged arm; one end of the outer hinged arm and one end of the inner hinged arm are respectively hinged with the hinged cup, the other end of the outer hinged arm and the other end of the inner hinged arm are respectively hinged with the connecting arm, and a hinged elastic piece is arranged at the hinged position of the outer hinged arm and the connecting arm; the hinged cup is elastically hinged and opened and closed on the connecting arm through the matching of the outer hinged arm, the inner hinged arm and the hinged elastic piece.

The middle element or the connecting arm is provided with a positioning part and a limiting part, and the fixed base is provided with a positioning matching part and a limiting matching part; the middle element or the connecting arm is positioned left and right and/or front and back through the positioning part and acts on the positioning matching part of the fixed base and is limited up and down through the limiting part and acts on the limiting matching part of the fixed base.

And the upper and lower adjusting parts are positioned and rotated at the U-shaped top of the intermediate element and are in driving connection with the connecting arm when positioned and rotated, and the upper and lower relative position adjustment between the connecting arm and the intermediate element is realized through the upper and lower adjusting parts.

The step part is positioned behind the up-down adjusting piece; the left side and the right side of the middle part of the front elastic part are respectively positioned at the left outer side and the right outer side of the up-down adjusting part.

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

1. the U-shaped front end and the U-shaped rear end of the middle element are respectively and elastically provided with a locking piece and a buckling piece, the locking piece always generates locking acting force towards the rear end of the middle element under the action of the front elastic piece and is mutually and elastically locked or separated with the front locking part at the front end of the fixed base, the buckling piece always generates buckling acting force towards the front end of the middle element under the action of the rear elastic piece and is mutually and elastically buckled or separated with the rear buckling part at the rear end of the fixed base, and simple and convenient disassembly and assembly connection among the connecting arm, the middle element and the fixed base can be realized; because the fastener and the locking piece respectively generate acting force in opposite directions, the fixing base can be effectively clamped and fixed in the front and back directions during assembly, so that the connecting arm is improved, the assembly stability between the intermediate element and the fixing base is improved, the connecting arm is made, the assembly between the intermediate element and the fixing base is firmer, and meanwhile, because the fastener and the locking piece can be arranged in front of the intermediate element and can elastically move in the rear end, the problem of clamping of the intermediate element and the fixing base after assembly is effectively solved, the connecting arm is improved, the assembly rationality between the intermediate element and the fixing base is improved, and meanwhile, the use of a user for the connecting arm and the removal between the intermediate element and the fixing base is facilitated, and the use of the user is greatly facilitated.

2. The left side and the right side of the middle part of the front elastic part are respectively elastically positioned and acted on the U-shaped inner top of the middle element through an arc part up and down and/or front and back, and are respectively positioned and acted on the U-shaped inner top of the middle element through a left limit and a right limit or are in clearance fit with the U-shaped left side wall and the U-shaped right side wall of the middle element left and right, so that the left and right, front and back, and up and down positioning of the front elastic part can be realized, and the assembly firmness of the front elastic part can be effectively improved; meanwhile, the front elastic piece is positioned in the U shape of the intermediate element in a hidden mode during assembly, and the assembly concealment of the front elastic piece can be guaranteed, so that the problem that the front elastic piece is loosened due to the fact that a foreign object touches the front elastic piece in the assembling, transporting and using processes is avoided, and the assembly firmness of the front elastic piece is further improved.

3. The other end of the front elastic part realizes the conversion of elastic acting force through the arc part, not only the elastic supporting legs are always acted on the step part at the top in the U shape of the intermediate element in an elastic positioning mode, but also the locking acting part can be always acted on the locking part towards the rear end of the intermediate element to generate locking acting force, and the elastic acting force is acted on the locking part, so that the elastic force of the front elastic part is improved, the generated elastic force of the front elastic part is more concentrated, and finally the problem that the fixed base is separated from the intermediate element in the assembling, transporting and using processes is avoided, so that the assembling stability and firmness of the front elastic part and the intermediate element are improved.

4. The middle element or the connecting arm can act on the positioning matching part of the fixed base through the left and right and/or front and back positioning of the positioning part during assembly, and can act on the limiting matching part of the fixed base through the upper and lower limiting of the limiting part at the same time, so that the fixed base can also realize left and right, front and back and up and down positioning after fastening and locking, thereby further improving the assembly stability between the fixed base and the middle element and avoiding the problem that the fixed base and the middle element are loosened when the hinge of the furniture is opened and closed.

5. At least an upper adjusting part and a lower adjusting part are arranged between the connecting arm and the middle element, so that a user can adjust the relative position of the connecting arm and the middle element up and down through the upper adjusting part and the lower adjusting part according to actual use requirements, the integral aesthetic property of the furniture hinge is effectively improved, and the connection compactness of all components can be improved; meanwhile, the left side and the right side of the middle part of the elastic part are respectively positioned at the left side and the right side of the upper adjusting part and the lower adjusting part before the step part is positioned at the rear part of the upper adjusting part and the lower adjusting part, so that the internal space structure of the furniture hinge is effectively utilized, the connection compactness among all components can not be improved, and the whole volume of the furniture hinge can be reduced.

In summary, the novel multifunctional combined type automobile seat has the advantages of being simple and reasonable in structure, reliable in performance, low in manufacturing cost, long in service life, exquisite in appearance, high in safety, fast, simple and convenient in disassembly and assembly process, firm in assembly, small in size, compact in connection among components and the like, and is high in practicability.

Drawings

Fig. 1 is an exploded schematic view of a first embodiment of the present invention.

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

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

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 and 6 are schematic views of the assembly structure of the intermediate element, the front elastic element and the locking element according to the first embodiment of the present invention.

Fig. 7 is a schematic structural view of a front elastic member according to a 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. 1-7, the fixed base dismounting structure of the furniture hinge comprises a connecting arm 1 and a fixed base 2 detachably connected with the connecting arm 1 in a matching manner, wherein an intermediate element 3 is arranged on the connecting arm 1, the intermediate element 3 is in a U shape, a step part 30 is arranged at the top of the intermediate element 3, and a front elastic part 4 and a locking part 5 are arranged at the front end of the intermediate element; the front elastic part 4 is U-shaped, the left side and the right side of one end of the front elastic part respectively act on the step part 30, the left side and the right side of the middle part of the front elastic part 4 respectively act on the U-shaped inner top part and/or the left side wall and the right side wall of the middle element 3, and the other end of the front elastic part 4 elastically acts on the locking part 5; the front end of the fixed base 2 is provided with a front locking part 6; the locking piece 5 elastically moves at the front end of the middle element 3 through the front elastic piece 4 and is elastically locked or separated with the front locking part 6 during elastic movement.

The front elastic member 4 has one end bent with elastic legs 7 in the same direction or opposite directions at the left and right sides, and elastically acts on the step 30 of the intermediate member 3 through the elastic legs 7.

The step part 30 is concavely arranged on the U-shaped top of the intermediate element 3, and a step interval X is formed between the step part and the U-shaped top; the elastic support legs 7 extend into the step interval X in a limiting mode.

The left side and the right side of the middle part of the front elastic part 4 are respectively provided with an arc part 31, and the elastic limit action of the arc parts 31 is acted on the U-shaped inner top part and/or the left side wall and the right side wall of the middle element 3.

The arc part 31 is also provided with a linear position 32; the left side and the right side of the middle part of the front elastic part 4 are respectively elastically positioned and acted on the U-shaped inner top of the middle element 3 through linear positions 32 and are respectively limited on the left side and the right side of the U-shaped side wall of the middle element 3 through arc parts 31.

The left and right side walls of the U-shaped front end of the middle element 3 are respectively provided with a front sliding chute 10; the left side and the right side of the other end of the front elastic piece 4 are connected, the left side and the right side are respectively provided with a locking action part 11, and the locking action parts 11 respectively act on the left side and the right side of the locking piece 5 in an elastic way; the locking piece 5 elastically slides on the front sliding groove 10 through the front elastic piece 4, and is elastically locked or separated with the front locking part 6 at the front end of the fixed base 2 during elastic sliding.

The U-shaped top of the middle element 3 is planar, a step part 30 is concavely arranged downwards, and a space is formed between the step part 30 and the locking piece 5; the front elastic element 4 is located in the space and is positioned in hidden manner in the U-shape of the intermediate element 3.

The left and right sides of one end of the front elastic part 4 are respectively bent with elastic supporting feet 7 and act on the step part 30 through the elastic supporting feet 7 in up-down and/or front-back elastic positioning respectively, the left and right sides of the middle part of the front elastic part 4 are respectively provided with an arc part 31, and act on the top of the U-shaped inner part of the middle element 3 through the upper-lower elastic positioning of the arc part 31 and/or the left and right side walls of the U-shaped inner part of the middle element 3 in a left-right limiting or clearance fit mode, the other end of the front elastic part 4 is provided with a locking action part 11, and the elastic action conversion is realized through the arc part 31, so that the locking action part 11 always generates locking action force towards the rear end of the middle.

The rear end of the middle element 3 is provided with a rear elastic piece 12 and a buckling piece 13; wherein, the rear elastic part 12 is a torsion spring and is positioned at the U-shaped rear end of the middle element 3, the U-shaped rear end of the middle element 3 is provided with a limiting part 14, one end of the rear elastic part 12 elastically acts on the limiting part 14, and the other end elastically acts on the buckling piece 13; the buckling piece 13 is elastically limited and swung on the limiting part 14 through the rear elastic piece 12 and always generates buckling acting force towards the front end of the middle element 3; the buckling piece 13 is further provided with an opening buckling part 15, and the opening buckling part 15 and a rear buckling part 16 arranged at the rear end of the fixed base 2 are elastically buckled or separated with each other when elastically swinging.

The guiding positions are respectively arranged between the opening buckling part 15 and the rear buckling part 16, between the locking part 5 and the front locking part 6, and between the positioning part 17 and the positioning matching part 19, so that a user only needs to press acting force during assembly, and the matching between the opening buckling part 15 and the rear buckling part 16, between the locking part 5 and the front locking part 6, and between the positioning part 17 and the positioning matching part 19 can be realized through the guiding action of the guiding positions, the application of the pressing acting force is quick, convenient, easy and small in force, thereby reducing the force used by the user during the assembly of the connecting arm 1, the intermediate element 3 and the fixed base 2, further facilitating the use of the user, and the user can assemble the opening buckling part 15 and the rear buckling part 16 firstly and then press and assemble the locking part 5 and the front locking part 6 or assemble the locking part 5 and the front locking part 6 firstly according to actual requirements during the use, the opening buckling part 15 and the rear buckling part 16 are assembled in a pressing mode, or the opening buckling part 15 and the rear buckling part 16, the locking part 5 and the front locking part 6 are assembled in a pressing mode, and the use convenience of a user can be further improved due to the selection of various assembling sequences.

The structure also comprises a hinged cup 23, an outer hinged arm 24 and an inner hinged arm 25; wherein, one end of the outer hinge arm 24 and one end of the inner hinge arm 25 are respectively hinged with the hinge cup 23, the other end of the outer hinge arm is respectively hinged with the connecting arm 1, and the hinged part of the outer hinge arm 24 and the connecting arm 1 is also provided with a hinged elastic piece 26; the hinged cup 23 is elastically hinged on the connecting arm 1 through the matching of an outer hinged arm 24, an inner hinged arm 25 and a hinged elastic piece 26.

The middle element 3 or the connecting arm 1 is provided with a positioning part 17 and a limiting part 18, and the fixed base 2 is provided with a positioning matching part 19 and a limiting matching part 20; the middle element 3 or the connecting arm 1 is positioned left and right and/or front and back by the positioning part 17 and acts on the positioning matching part 19 of the fixing base 2 and is limited up and down by the limiting part 18 and acts on the limit matching part 20 of the fixing base 2.

At least an up-and-down adjusting piece 27 is arranged between the connecting arm 1 and the intermediate element 3, the up-and-down adjusting piece 27 is positioned and rotated on the U-shaped top of the intermediate element 3 and is in driving connection with the connecting arm 1 during positioning and rotation, and up-and-down relative position adjustment between the connecting arm 1 and the intermediate element 3 is realized through the up-and-down adjusting piece 27.

The step part 30 is positioned behind the up-down regulating piece 27; the left and right sides of the middle part of the front elastic part 4 are respectively positioned at the left and right outer sides of the up-down adjusting part 27.

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. The utility model provides a unable adjustment base dismouting structure of furniture hinge, includes linking arm (1) and unable adjustment base (2) of being connected with linking arm (1) removable assembly, its characterized in that: the connecting arm (1) is provided with an intermediate element (3), the intermediate element (3) is U-shaped, the top of the intermediate element is provided with a step part (30), and the front end of the intermediate element is provided with a front elastic part (4) and a locking part (5); the front elastic piece (4) is U-shaped, the left side and the right side of one end of the front elastic piece respectively act on the step part (30), the left side and the right side of the middle part of the front elastic piece (4) respectively act on the U-shaped inner top part and/or the left side wall and the right side wall of the middle element (3), and the other end of the front elastic piece (4) elastically acts on the locking piece (5); the front end of the fixed base (2) is provided with a front locking part (6); the locking piece (5) elastically moves at the front end of the middle element (3) through the front elastic piece (4) and is elastically locked or separated with the front locking part (6) during elastic movement.

2. The detachable structure of the fixed base of the furniture hinge according to claim 1, wherein: the left side and the right side of one end of the front elastic part (4) are respectively bent with elastic supporting legs (7) in the same direction or opposite directions, and are respectively and elastically acted on the step part (30) of the intermediate element (3) through the elastic supporting legs (7).

3. The detachable structure of the fixed base of the furniture hinge according to claim 2, wherein: the step part (30) is concavely arranged on the U-shaped top of the intermediate element (3), and a step interval (X) is formed between the step part and the U-shaped top; the elastic support legs (7) extend into the step intervals (X) in a limiting mode.

4. The detachable structure of the fixed base of the furniture hinge according to claim 1, wherein: the left side and the right side of the middle part of the front elastic piece (4) are respectively provided with an arc-shaped part (31), and the arc-shaped parts (31) elastically limit the U-shaped inner top and/or the left side wall and the right side wall of the middle element (3).

5. The detachable structure of the fixed base of the furniture hinge according to claim 4, wherein: the arc-shaped part (31) is also provided with a linear position (32); the left side and the right side of the middle part of the front elastic part (4) respectively act on the U-shaped inner top of the middle element (3) through the linear position (32) in an elastic positioning mode, and are respectively limited on the left side wall and the right side wall of the U-shaped middle element (3) through the arc-shaped part (31) in a left-right limiting mode.

6. The detachable structure of the fixed base of the furniture hinge according to claim 1, wherein: the left side wall and the right side wall of the U-shaped front end of the middle element (3) are respectively provided with a front sliding chute (10); the left side and the right side of the other end of the front elastic piece (4) are connected, the left side and the right side are respectively provided with a locking action part (11), and the locking action parts (11) elastically act on the left side and the right side of the locking piece (5); the locking piece (5) elastically slides on the front sliding groove (10) through the front elastic piece (4) and is elastically locked or separated with the front locking part (6) at the front end of the fixed base (2) when elastically sliding.

7. The detachable structure of the fixed base of the furniture hinge according to claim 1, wherein: the U-shaped top of the middle element (3) is planar, a step part (30) is arranged in a downward concave mode, and a space is formed between the step part (30) and the locking piece (5); the front elastic piece (4) is positioned in the space and is positioned in the U-shape of the middle element (3) in a hidden way.

8. The detachable structure of a fixed base of a furniture hinge according to any one of claims 1 to 7, wherein: preceding elastic component (4) one end left and right sides is buckled elasticity stabilizer blade (7) respectively, and respectively through elasticity stabilizer blade (7) from top to bottom and/or front and back elastic positioning effect on step portion (30), preceding elastic component (4) middle part left and right sides is provided with arc portion (31) respectively, and through arc portion (31) from top to bottom elastic positioning effect top in the U-shaped of intermediate component (3), and/or control spacing dependence or clearance fit about the U-shaped lateral wall at intermediate component (3), preceding elastic component (4) other end is provided with closure effect portion (11), and realize the elastic force conversion through arc portion (31), so that closure effect portion (11) produce the closure effort towards intermediate component (3) rear end all the time, and the elastic action is on closure piece (5).

9. The detachable structure of a fixed base of a furniture hinge according to any one of claims 1 to 7, wherein: the rear end of the middle element (3) is provided with a rear elastic piece (12) and a fastener (13); wherein, the rear elastic part (12) is a torsion spring and is positioned at the U-shaped rear end of the middle element (3), the U-shaped rear end of the middle element (3) is provided with a limiting part (14), one end of the rear elastic part (12) elastically acts on the limiting part (14), and the other end elastically acts on the buckling piece (13); the buckling piece (13) is elastically limited and swung on the limiting part (14) through the rear elastic piece (12) and always generates buckling acting force towards the front end of the middle element (3); the buckling piece (13) is also provided with an opening buckling part (15), and the opening buckling part (15) and a rear buckling part (16) arranged at the rear end of the fixed base (2) are elastically buckled or separated with each other when elastically swinging.

10. The detachable structure of the fixed base of the furniture hinge according to claim 9, wherein: also comprises a hinged cup (23), an outer hinged arm (24) and an inner hinged arm (25); wherein, one end of the outer hinged arm (24) and one end of the inner hinged arm (25) are respectively hinged with the hinged cup (23), the other end of the outer hinged arm is respectively hinged with the connecting arm (1), and the hinged part of the outer hinged arm (24) and the connecting arm (1) is also provided with a hinged elastic piece (26); the hinged cup (23) is hinged and opened and closed on the connecting arm (1) through the matching elasticity of the outer hinged arm (24), the inner hinged arm (25) and the hinged elastic piece (26);

a positioning part (17) and a limiting part (18) are arranged on the middle element (3) or the connecting arm (1), and a positioning matching part (19) and a limiting matching part (20) are arranged on the fixed base (2); the middle element (3) or the connecting arm (1) is positioned left and right and/or front and back through the positioning part (17) and acts on the positioning matching part (19) of the fixed base (2), and is limited up and down through the limiting part (18) and acts on the limiting matching part (20) of the fixed base (2);

at least an upper and lower adjusting part (27) is arranged between the connecting arm (1) and the middle element (3), the upper and lower adjusting part (27) is positioned and rotated at the U-shaped top of the middle element (3) and is in driving connection with the connecting arm (1) when positioned and rotated, and the upper and lower relative position adjustment between the connecting arm (1) and the middle element (3) is realized through the upper and lower adjusting part (27);

the step part (30) is positioned behind the up-down adjusting piece (27); the left side and the right side of the middle part of the front elastic part (4) are respectively positioned at the left outer side and the right outer side of the up-down adjusting part (27).