CN210768292U

CN210768292U - A unable adjustment base quick assembly disassembly structure for furniture hinge

Info

Publication number: CN210768292U
Application number: CN201920860231.8U
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: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-06-16
Anticipated expiration: 2029-06-06

Abstract

A fixed base quick dismounting structure for a furniture hinge comprises a connecting arm, wherein a hinge assembly is arranged on the connecting arm, a hinge cup is hinged and opened and closed through the hinge assembly, an intermediate element is further arranged on the connecting arm, and the fixed base is detachably connected through the intermediate element; the front end of the middle element is provided with an opening part, the rear end of the middle element is provided with a connecting shaft, a fastener is rotated or swung through the connecting shaft, and the front end and the rear end of the fixed base are respectively provided with a front fastening part and a rear fastening part; the front end of the middle element is mutually clamped with the front buckling part at the front end of the inner side of the fixed base through the opening part, and the rear end of the middle element is mutually buckled or separated with the rear buckling part at the rear end of the inner side of the fixed base through the buckling part so as to realize the quick disassembly and assembly matching of the middle element and the fixed base; the buckling piece is buckled with the rear buckling part when rotating clockwise or swinging, and is separated from the rear buckling part when rotating anticlockwise or swinging. The utility model discloses an above-mentioned structure's improvement, the practicality is strong.

Description

A unable adjustment base quick assembly disassembly structure for furniture hinge

Technical Field

The utility model relates to a unable adjustment base quick assembly disassembly structure for 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 users on quick assembly and disassembly of the fixing base and the iron connection arm cannot 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, and it is nimble to adjust, low in manufacturing cost, long service life, easy production, easy realization, the exquisite and high unable adjustment base quick assembly disassembly structure for furniture hinge of security of outward appearance to overcome the weak point among the prior art.

A unable adjustment base quick assembly disassembly structure for furniture hinge according to this purpose design, including the linking arm, be provided with articulated subassembly on the linking arm, and have hinge cup, its characterized in that through the articulated switching of articulated subassembly: the connecting arm is also provided with an intermediate element and is detachably connected with a fixed base through the intermediate element; wherein, the front end of the middle element is provided with an opening part, the rear end is provided with a connecting shaft and a fastener is rotated or swung through the connecting shaft, and the front end and the rear end of the fixed base are respectively provided with a front fastening part and a rear fastening part; the front end of the middle element is mutually clamped with the front buckling part at the front end of the inner side of the fixed base through the opening part, and the rear end of the middle element is mutually buckled or separated with the rear buckling part at the rear end of the inner side of the fixed base through the buckling part so as to realize the quick disassembly and assembly matching of the middle element and the fixed base; the buckling piece rotates clockwise or swings and is buckled with the rear buckling part, and the buckling piece rotates anticlockwise or swings and is separated from the rear buckling part.

The opening is arranged at the front end of the middle element, and the opening direction of the opening is arranged towards the rear end of the middle element.

The middle position of the inner side of the fixed base is respectively provided with a front buckling part and a rear buckling part; wherein, preceding buckling parts and back buckling parts are located unable adjustment base front and back end respectively.

The rear end of the middle element is provided with an elastic piece; the connecting shaft is inserted on the elastic piece and the buckling piece; wherein, one end of the elastic piece elastically acts on the buckling piece, and the other end elastically acts on the connecting arm or the intermediate element; the buckling piece elastically rotates or swings on the middle element through the elastic piece, and is buckled with the rear buckling part when rotating clockwise or swinging, and is separated from the rear buckling part when rotating anticlockwise or swinging.

The buckling piece is provided with an opening buckling part, and the opening direction of the opening buckling part is arranged towards the rear end of the middle element; the buckling piece is buckled with the rear buckling part through the opening buckling part when rotating clockwise or swinging, and is separated from the rear buckling part through the opening buckling part when rotating anticlockwise or swinging.

The buckling piece is provided with a limiting part, and the middle element is provided with a limiting matching part; the buckling piece rotates or swings on the intermediate element, and is limited by the limiting part to be acted on the limiting matching part during rotation or swing so as to limit the rotating or swinging position of the buckling piece on the intermediate element.

A handle part for a tool or manual action is arranged on the buckling piece; the handle part is acted by a tool or manually, and the fastener is driven to rotate or swing on the intermediate element; the buckling piece is also provided with a guiding part and is mutually guided and buckled with the rear buckling part through the guiding part.

The connecting arm and the intermediate element are n-shaped, the intermediate element is arranged in the connecting arm, and the side walls of the connecting arm and the intermediate element are transversely provided with assembling shafts; wherein, the side wall of the middle element is provided with a gap part, and the assembling shaft is sequentially arranged on the connecting arm and the gap part; the top of the middle element is provided with a grid part, the top of the connecting arm is rotatably provided with an eccentric part, and the eccentric part is provided with an eccentric part and is matched and connected with the grid part through the eccentric part; the eccentric part is also provided with an eccentric driving part for a tool or manual action; the eccentric driving part is acted by a tool or manually, the eccentric part is driven to rotate on the connecting arm, the eccentric part is in driving connection with the grid part through the eccentric part when rotating, and the middle element is driven to move in the connecting arm front and back through the matching of the assembling shaft and the notch part, so that the front and back position adjustment between the connecting arm and the middle element is realized.

The top of the middle element is also provided with an opening groove part, and the top of the connecting arm is also rotatably provided with an upper adjusting part and a lower adjusting part; one end of the upper and lower adjusting piece is matched and connected with the opening groove part, and the other end is provided with an upper and lower driving part for tools or manual action; the upper and lower driving parts are acted by a tool or manually and drive the upper and lower adjusting parts to rotate on the connecting arm, and the upper and lower adjusting parts drive the intermediate element to move up and down in the connecting arm when rotating so as to realize the up-and-down position adjustment between the connecting arm and the intermediate element.

The connecting arm, the intermediate element or the hinged cup is provided with a damper which is an oil pressure damper or an air pressure damper and is mutually matched with the connecting arm, the intermediate element or the hinged cup through a hinged component at least when the hinged is closed to generate a buffer action; the hinge assembly comprises an outer rocker arm and an inner rocker arm, two ends of the outer rocker arm and two ends of the inner rocker arm are respectively hinged with the connecting arm and the hinge cup through pin shafts, the inner rocker arm is arranged below the outer rocker arm, one end and the middle part of the inner rocker arm are respectively hinged with the connecting arm and the hinge cup through the pin shafts, the other end of the inner rocker arm is connected with a swinging piece arranged on the connecting arm, and the inner rocker arm is in driving connection with the damper through the swinging piece; the articulated department of linking arm and outer rocking arm still be provided with the torsional spring, the torsional spring includes the stabilizer blade of one end and linking arm elastic connection at least to and the stabilizer blade of the other end and interior rocking arm elastic connection.

The utility model discloses an improvement of above-mentioned structure, still be provided with the intermediate element on the linking arm, the front end of this intermediate element is through opening and the mutual joint of the preceding buckling parts of unable adjustment base inboard front end, the back buckling parts of intermediate element rear end and unable adjustment base inboard rear end through the buckling piece is mutual lock or break away from, in order to realize the quick assembly disassembly cooperation of intermediate element and unable adjustment base, because preceding buckling parts and back buckling parts are located the front and back end of the inboard intermediate position of unable adjustment base respectively, therefore can improve the overall structure intensity of unable adjustment base effectively, can also improve its stability with the mutual assembly of intermediate element front and back end, make the assembly of intermediate element and unable adjustment base firmer; meanwhile, the buckling piece elastically rotates or swings on the intermediate element through the elastic piece, and is buckled with the rear buckling part when rotating clockwise or swinging, and is separated from the rear buckling part when rotating anticlockwise or swinging, and a user only needs to push a handle arranged on the buckling piece forwards when disassembling and assembling the fixed base, so that the disassembly between the intermediate element and the fixed base can be realized, the pushing force is easy to apply, the disassembly and the use between the intermediate element and the fixed base are convenient for the user; and an eccentric part and an up-down adjusting part are also arranged between the connecting arm and the middle element, and the connecting arm and the middle element can be adjusted in front and back and up and down positions through the eccentric part and the up-down adjusting part, so that the integral aesthetic property of the furniture hinge can be improved, the furniture hinge is more convenient to use, and the connection compactness among all components can be improved.

In summary, the adjustable type safety door has the advantages of being simple and reasonable in structure, reliable in performance, flexible in adjustment, low in manufacturing cost, long in service life, easy to produce, easy to achieve, exquisite in appearance, high in safety 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 a schematic view of a fastener according to a first embodiment of the present invention.

Fig. 4 is a schematic structural view of a fixing base according to a first embodiment of the present invention.

Fig. 5 is a schematic structural diagram of an intermediate element according to a first embodiment of the present invention.

Fig. 6 and 7 are schematic structural views of an eccentric member according to a first embodiment of the present invention.

Fig. 8-10 are schematic structural diagrams (cross-sectional views) illustrating a process of assembling and disassembling the fixing base and the intermediate member 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. 1-10, the fixed base quick-dismounting structure for furniture hinge comprises a connecting arm 1, wherein a hinge assembly is arranged on the connecting arm 1, a hinge cup 2 is hinged and opened and closed through the hinge assembly, an intermediate element 3 is also arranged on the connecting arm 1, and a fixed base 4 is detachably connected through the intermediate element 3; wherein, the front end of the middle element 3 is provided with an opening part 5, the rear end is provided with a connecting shaft 6, and a fastener 7 is rotated or swung through the connecting shaft 6, and the front and rear ends of the fixed base 4 are respectively provided with a front fastening part 8 and a rear fastening part 9; the front end of the middle element 3 is mutually clamped with the front buckling part 8 at the front end of the inner side of the fixed base 4 through the opening part 5, and the rear end of the middle element 3 is mutually buckled or separated with the rear buckling part 9 at the rear end of the inner side of the fixed base 4 through the buckling part 7, so that the quick disassembly and assembly matching of the middle element 3 and the fixed base 4 is realized; wherein, the buckling piece 7 is buckled with the back buckling part 9 when rotating clockwise or swinging, and the buckling piece 7 is separated from the back buckling part 9 when rotating anticlockwise or swinging.

Further, the opening 5 is provided at the front end of the intermediate member 3, and the opening direction thereof is provided toward the rear end of the intermediate member 3.

Furthermore, a front buckling part 8 and a rear buckling part 9 are respectively arranged at the middle position of the inner side of the fixed base 4; wherein, the front buckling part 8 and the rear buckling part 9 are respectively positioned at the front end and the rear end of the fixed base 4.

Further, the rear end of the intermediate element 3 is provided with an elastic member 10; the connecting shaft 6 is inserted on the elastic piece 10 and the buckling piece 7; wherein, one end of the elastic element 10 elastically acts on the buckling element 7, and the other end elastically acts on the connecting arm 1 or the intermediate element 3; the fastener 7 elastically rotates or swings on the intermediate element 3 through the elastic member 10, and is engaged with the rear engaging portion 9 when rotating clockwise or swinging, and disengaged from the rear engaging portion 9 when rotating counterclockwise or swinging.

Further, the fastener 7 is provided with an opening fastening portion 11, and the opening direction of the opening fastening portion 11 is toward the rear end of the intermediate element 3; the buckling piece 7 is buckled with the rear buckling part 9 through the opening buckling part 11 when rotating clockwise or swinging, and is separated from the rear buckling part 9 through the opening buckling part 11 when rotating anticlockwise or swinging.

Furthermore, a limiting part 12 is arranged on the buckling piece 7, and a limiting matching part 13 is arranged on the intermediate element 3; the fasteners 7 rotate or swing on the intermediate element 3 and are limited by the limiting parts 12 and the limiting matching parts 13 during rotation or swing so as to limit the positions of the fasteners 7 rotating or swinging on the intermediate element 3.

Furthermore, the fastener 7 is provided with a handle 14 for a tool or a hand; by means of a tool or manually acting on handle 14 and driving clasp 7 in rotation or oscillation on intermediate element 3; the fastener 7 is further provided with a guide portion 15, and is guided and fastened with the rear fastening portion 9 through the guide portion 15.

Further, the connecting arm 1 and the intermediate element 3 are n-shaped, the intermediate element 3 is arranged in the connecting arm 1, and the side walls of the connecting arm 1 and the intermediate element are transversely provided with assembling shafts 16; wherein, the side wall of the intermediate element 3 is provided with a notch part 17, and the assembling shaft 16 is arranged on the connecting arm 1 and the notch part 17 in sequence; the top of the middle element 3 is provided with a grid part 18, the top of the connecting arm 1 is rotatably provided with an eccentric part 19, and the eccentric part 19 is provided with an eccentric part 20 and is matched and connected with the grid part 18 through the eccentric part 20; the eccentric piece 19 is also provided with an eccentric driving part 21 for tools or manual action; the eccentric driving part 21 is acted by a tool or manually, and drives the eccentric part 19 to rotate on the connecting arm 1, the eccentric part 19 is in driving connection with the grid part 18 through the eccentric part 20 when rotating, and drives the intermediate element 3 to move back and forth in the connecting arm 1 through the matching of the assembling shaft 16 and the notch part 17, so as to realize the back and forth position adjustment between the connecting arm 1 and the intermediate element 3.

Furthermore, the top of the middle element 3 is also provided with an opening groove part 22, and the top of the connecting arm 1 is also rotatably provided with an up-and-down adjusting part 23; one end of the up-down adjusting piece 23 is connected with the opening groove part 22 in a matching way, and the other end is provided with an up-down driving part for tools or manual action; the up-down driving part is acted by a tool or manually, and drives the up-down adjusting piece 23 to rotate on the connecting arm 1, and the up-down adjusting piece 23 drives the intermediate element 3 to move up and down in the connecting arm 1 when rotating, so that the up-down position adjustment between the connecting arm 1 and the intermediate element 3 is realized.

Further, the connecting arm 1, the intermediate element 3 or the hinge cup 2 is provided with a damper 24, the damper 24 is an oil pressure damper or an air pressure damper, and is mutually matched with the connecting arm 1, the intermediate element 3 or the hinge cup 2 through a hinge assembly at least when the hinge is closed, and a buffer effect is generated; the hinge assembly comprises an outer rocker arm 25 and an inner rocker arm 26, two ends of the outer rocker arm and two ends of the inner rocker arm are respectively hinged with the connecting arm 1 and the hinge cup 2 through pin shafts, wherein the inner rocker arm 26 is arranged below the outer rocker arm 25, one end and the middle part of the inner rocker arm are respectively hinged with the connecting arm 1 and the hinge cup 2 through the pin shafts, the other end of the inner rocker arm is connected with a swinging piece 27 arranged on the connecting arm 1, and the inner rocker arm 26 is in driving connection with the damper 24 through the swinging piece 27; the hinged position of the connecting arm 1 and the outer rocker arm 25 is further provided with a torsion spring 28, and the torsion spring 28 at least comprises a support leg with one end elastically connected with the connecting arm 1 and a support leg with the other end elastically connected with the inner rocker arm 26.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Also, the drawings are for illustrative purposes only and are presented as schematic illustrations only, not as physical illustrations, and are not to 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 quick assembly disassembly structure for furniture hinge, includes linking arm (1), is provided with hinge assemblies on linking arm (1), and has hinge cup (2), its characterized in that through the articulated switching of hinge assemblies: the connecting arm (1) is also provided with an intermediate element (3) and is detachably connected with a fixed base (4) through the intermediate element (3); wherein, the front end of the middle element (3) is provided with an opening part (5), the rear end is provided with a connecting shaft (6), a buckling piece (7) is rotated or swung through the connecting shaft (6), and the front end and the rear end of the fixed base (4) are respectively provided with a front buckling part (8) and a rear buckling part (9); the front end of the middle element (3) is mutually clamped with a front buckling part (8) at the front end of the inner side of the fixed base (4) through an opening part (5), and the rear end of the middle element (3) is mutually buckled or separated with a rear buckling part (9) at the rear end of the inner side of the fixed base (4) through a buckling part (7) so as to realize the quick disassembly and assembly matching of the middle element (3) and the fixed base (4); the buckling piece (7) is buckled with the rear buckling part (9) when rotating clockwise or swinging, and the buckling piece (7) is separated from the rear buckling part (9) when rotating anticlockwise or swinging.

2. The fixed base quick-release structure for furniture hinges according to claim 1, characterized in that: the opening (5) is arranged at the front end of the intermediate element (3) and the opening direction of the opening is arranged towards the rear end of the intermediate element (3).

3. The fixed base quick-release structure for furniture hinges according to claim 1, characterized in that: the middle position of the inner side of the fixed base (4) is respectively provided with a front buckling part (8) and a rear buckling part (9); wherein, the front buckling part (8) and the rear buckling part (9) are respectively positioned at the front end and the rear end of the fixed base (4).

4. The fixed base quick-release structure for furniture hinges according to any one of claims 1 to 3, characterized in that: the rear end of the middle element (3) is provided with an elastic piece (10); the connecting shaft (6) is inserted on the elastic piece (10) and the buckling piece (7); wherein one end of the elastic piece (10) elastically acts on the buckling piece (7), and the other end elastically acts on the connecting arm (1) or the intermediate element (3); the buckling piece (7) elastically rotates or swings on the middle element (3) through the elastic piece (10), and is buckled with the rear buckling part (9) when rotating clockwise or swinging, and is separated from the rear buckling part (9) when rotating anticlockwise or swinging.

5. The fixed base quick-release structure for furniture hinges according to claim 4, characterized in that: an opening buckling part (11) is arranged on the buckling piece (7), and the opening direction of the opening buckling part (11) is arranged towards the rear end of the middle element (3); the buckling piece (7) is buckled with the rear buckling part (9) through the opening buckling part (11) when rotating clockwise or swinging, and is separated from the rear buckling part (9) through the opening buckling part (11) when rotating anticlockwise or swinging.

6. The fixed base quick-release structure for furniture hinges according to claim 4, characterized in that: a limiting part (12) is arranged on the buckling piece (7), and a limiting matching part (13) is arranged on the intermediate element (3); the fasteners (7) rotate or swing on the intermediate element (3) and are limited by the limiting parts (12) to act on the limiting matching parts (13) during rotation or swing so as to limit the positions of the fasteners (7) rotating or swinging on the intermediate element (3).

7. The fixing base quick-release structure for furniture hinge according to any one of claims 1, 2, 3, 5, or 6, wherein: a handle part (14) for tools or manual operation is arranged on the buckling piece (7); -acting on the handle (14) by means of a tool or manually and driving the snap-fastener (7) in rotation or in oscillation on the intermediate element (3); the buckling piece (7) is also provided with a guide part (15) and is mutually guided and buckled with the rear buckling part (9) through the guide part (15).

8. The fixed base quick-release structure for furniture hinges according to claim 1, characterized in that: the connecting arm (1) and the intermediate element (3) are n-shaped, the intermediate element (3) is arranged in the connecting arm (1), and the side walls of the connecting arm and the intermediate element are transversely provided with an assembling shaft (16); wherein, the side wall of the intermediate element (3) is provided with a gap part (17), and the assembling shaft (16) is sequentially arranged on the connecting arm (1) and the gap part (17); the top of the middle element (3) is provided with a grid part (18), the top of the connecting arm (1) is rotatably provided with an eccentric part (19), and the eccentric part (20) is arranged on the eccentric part (19) and is matched and connected with the grid part (18) through the eccentric part (20); the eccentric part (19) is also provided with an eccentric driving part (21) for tools or manual action; an eccentric driving part (21) is acted by a tool or manually, an eccentric piece (19) is driven to rotate on the connecting arm (1), the eccentric piece (19) is in driving connection with the grid part (18) through an eccentric part (20) when rotating, and the middle element (3) is driven to move back and forth in the connecting arm (1) through the matching of the assembling shaft (16) and the notch part (17), so that the back and forth position adjustment between the connecting arm (1) and the middle element (3) is realized.

9. The fixed base quick-release structure for furniture hinges according to claim 1 or 8, characterized in that: the top of the middle element (3) is also provided with an opening groove part (22), and the top of the connecting arm (1) is also rotatably provided with an up-and-down adjusting part (23); one end of the up-and-down adjusting piece (23) is matched and connected with the opening groove part (22), and the other end is provided with an up-and-down driving part for tools or manual action; the upper and lower driving parts are acted by a tool or manually, the upper and lower adjusting pieces (23) are driven to rotate on the connecting arm (1), and the upper and lower adjusting pieces (23) drive the intermediate element (3) to move up and down in the connecting arm (1) when rotating, so that the upper and lower position adjustment between the connecting arm (1) and the intermediate element (3) is realized.

10. The fixed base quick-release structure for furniture hinges according to claim 9, characterized in that: the connecting arm (1), the intermediate element (3) or the hinged cup (2) is provided with a damper (24), the damper (24) is an oil pressure damper or an air pressure damper, and at least when the hinge is closed, the damper is mutually matched with the connecting arm (1), the intermediate element (3) or the hinged cup (2) through a hinge assembly to generate a buffering effect; the hinge assembly comprises an outer rocker arm (25) and an inner rocker arm (26), two ends of the outer rocker arm and two ends of the inner rocker arm are respectively hinged with the connecting arm (1) and the hinged cup (2) through pin shafts, wherein the inner rocker arm (26) is arranged below the outer rocker arm (25), one end and the middle part of the inner rocker arm are respectively hinged with the connecting arm (1) and the hinged cup (2) through the pin shafts, the other end of the inner rocker arm is connected with a swinging piece (27) arranged on the connecting arm (1), and the inner rocker arm (26) is in driving connection with the damper (24) through the swinging piece (27); the articulated department of linking arm (1) and outer rocking arm (25) still be provided with torsional spring (28), torsional spring (28) include one end and linking arm (1) elastic connection's stabilizer blade at least to and the stabilizer blade of the other end and inner rocking arm (26) elastic connection.