TWM580920U - Rotary adjusting bracket of armrest - Google Patents

Abstract

The present invention relates to a rotary adjusting seat for an armrest, which mainly comprises a fixing plate coupled to a bottom end of the armrest seat and pivoted on a U-shaped plate with a circular groove via a rotating base of the rail, the U-shaped plate is connected at one end to the lateral direction. In the sliding seat, the bottom end of the sliding seat is combined with the armrest frame, wherein the sliding plate and the rotating seat and the U-shaped plate and the sliding seat are provided with a sliding latch structure, and the elastic bead and the ring are respectively arranged between the rotating seat and the circular groove. The arc groove of the column can provide the function of rotating, front and rear, and left and right adjustment of the armrest seat relative to the armrest frame.

Description

Handrail rotation adjustment seat

The present invention relates to a rotating adjustment seat of an armrest, which mainly comprises a fixing plate at the bottom end of the armrest seat pivoted on a U-shaped plate with a circular groove via a rail-mounted rotating seat, and the U-shaped plate is connected to the lateral sliding at one end of the U-shaped plate. In the seat, the bottom end of the slide is combined with the armrest frame, and the function between the armrest seat and the armrest frame can be rotated, front and rear, and left and right through the rotation adjustment seat.

Based on ergonomic design requirements, the current seat has been designed with a large number of armrests with adjustment functions, so that users with different body types and needs can obtain the most comfortable arm rest.

However, the conventional armrest adjustment function is mostly limited to the height adjustment of the armrest seat or the design of the swingable angle, so it is extremely insufficient for users who face different body types or needs. After all, the same size seat is mass produced. In addition to satisfying the purchasing needs of different users such as fat, thin, high and short, the chair must also provide a good abutment function when the same user changes the different sitting postures. Therefore, in addition to the height of the armrest seat must have a lifting adjustment function, the angle of rotation of the armrest seat must also meet the different needs of the user. Moreover, the width or front and rear position of the armrest seat on both sides of the seat must also be based on the user's Adjustments are made to the preferences, but the conventional armrest structure is obviously lacking in these designs, so it is impossible to achieve the requirements of true ergonomic design.

In view of the above-mentioned shortcomings, the creator deeply understands that the operation and adjustment of the handrail structure does not meet the actual needs of the user, so that the design of the ergonomic design is only a form. Therefore, he has been engaged in research and development and manufacturing experience for many years. Actively carry out improvement, and under the careful consideration of various conditions, finally create the composition of this structure, which will completely solve the problems of the application.

The present invention relates to a rotating adjustment seat for an armrest, mainly for fixing a fixing plate coupled to a bottom end of the armrest seat to a U-shaped plate provided with a circular groove via a rotating seat of a lower rail, the U-shaped plate being connected at one end to the U-shaped plate In the lateral sliding seat, the bottom end of the sliding seat is combined with the armrest frame, wherein a sliding latch structure is arranged between the fixed plate and the rotating seat and between the U-shaped plate and the sliding seat, and elastic beading is arranged between the rotating seat and the circular groove. And the arc slots of the ring array, so after implementation will provide the following performance: Since the rotating adjustment seat of the artificial armrest enables the armrest seat to have a function of front and rear adjustment with respect to the rotating base via the fixed disk, the rotating seat can perform a 360-degree rotation operation with respect to the circular groove of the U-shaped plate, so the U-shaped plate is After the one end of the rail is connected to the lateral sliding seat, the left and right adjustment benefits can be obtained. Therefore, after the bottom end of the sliding seat is combined with the armrest frame, the armrest seat and the armrest frame can be rotated, front and rear, and left and right through the composition of the above components. The function of adjustment, so when the device is on both sides of the seat, it can be adjusted at any time according to the body shape and sitting posture of different users, so that the armrest seat can stably support the user's arm to achieve the purpose of truly ergonomics. .

1‧‧‧Handrail

2‧‧‧ Fixed disk

21‧‧‧Cable body

22‧‧‧ slots

3‧‧‧ rotating seat

31‧‧‧Bump

32‧‧‧round

33‧‧‧

34‧‧‧ Spring

35‧‧‧Beads

36‧‧‧Flexible apex

37‧‧‧ pivot hole

4‧‧‧U-shaped board

41‧‧‧ round slot

42‧‧‧ arc slot

43‧‧‧Center screw hole

44‧‧‧Link ribs

45‧‧‧Card arrival column

5‧‧‧Slide

51‧‧‧凵 frame

52‧‧‧ Cover

53‧‧‧ Notch

54‧‧‧Chute

6‧‧‧Handrail

7‧‧‧Sliding cassette structure

71‧‧‧ concave arc

72‧‧‧ convex arc elastic piece

73‧‧‧ slots

8‧‧‧Lock snail

81‧‧‧ rib

82‧‧‧ concave rail

83‧‧‧ elastic parts

The first picture: the appearance of the composition of this creation.

The second picture: the structure of the creation.

The third picture: the structure of the rotating seat of this creation.

The fourth picture: the structure diagram of the slide of this creation.

Figure 5: Schematic diagram of the operation of this creation.

Figure 6: Refer to the slide diagram of the sliding seat of this creation.

In order to enable your reviewers to clearly understand the structural composition of the creation and the functional benefits that can be achieved, the rest will be accompanied by a diagram to illustrate the examples and a detailed description of the following: This creation is a type of handrail rotation adjustment seat, mainly The fixing plate 2 coupled to the bottom end of the armrest base 1 is pivotally mounted on the U-shaped plate 4 to which the circular groove 41 is attached via the rotating base 3 (as shown in the first and second figures), the U-shaped plate 4 end rail In the lateral sliding seat 5, the bottom end of the sliding seat 5 is combined with the armrest frame 6, and between the fixed plate 2 and the rotating base 3, and between the U-shaped plate 4 and the sliding seat 5, a sliding latch structure 7 is provided. An elastic bead 36 and an arc groove 42 corresponding to the ring row are arranged between the rotating base 3 and the circular groove 41 (as shown in the third figure), wherein: the fixing plate 2: comprises a corresponding locking body at the bottom end of the armrest seat 1 The disc body 21 (the bottom end of the armrest base 1 may have a recess corresponding to the shape of the disc base 21 for receiving and locking in a flat shape), and a plurality of slots 22 are disposed in the disc body 21.

The rotating base 3: the top surface of the plurality of protruding protrusions 31 is locked in the groove 22 to limit the displacement of the displacement, and a circular surface 32 corresponding to the circular groove 41 is protruded from the bottom surface, and the circular surface 32 is provided with a groove body. The elastic spring bead 36 of the receiving spring 34 and the ball 35 has a pivot hole 37 at the center.

U-shaped plate 4: U-shaped plate body with a circular groove 41 protruding from a plate surface, the U-shaped plate has a connecting rib 44 at the center of the inner edge (as shown in the fourth figure), and a plurality of arc grooves are arranged in the circular groove 41. 42 and a central screw hole 43, and a card abutment bar 45 is protruded from the near end of the other plate surface.

The sliding seat 5 is composed of a 凵-shaped frame 51 and a cover plate 52 corresponding to the flat cover. The cover plate 52 is recessed with a recess 53 corresponding to the connecting rib 44, and the 凵-shaped frame 51 is provided with a corresponding card-receiving column 45. The sliding groove 54 which is accommodated and opposite to the recess 53 in the opening direction is such that the U-shaped plate 4 having the engaging arch 45 is received in the sliding seat 5 to form a rail which limits the displacement distance.

The sliding latch structure 7: one of the two members tied to the rail is provided with a concave arc 71 arranged in a sliding direction, and the other sliding contact surface is received by a convex elastic sheet 72. The elastic deformation force of the latching concave arc 71 is maintained in the groove 73.

With the above-mentioned members, the locking screw 8 can pass through the pivot hole 37 of the rotating base 3 to lock the central screw hole 43 of the U-shaped plate 4, so that the circular surface 32 is pivoted in the circular groove 41, and the elastic top bead 36 is abutted. Positioning in an arc groove 42 constitutes a function of the armrest base 1 being rotatable relative to the armrest frame 6, front and rear, and left and right.

Therefore, in the implementation of the present invention, the groove 21 of the fixed disk 2 can be slid relative to the protrusion 31 of the rotating base 3 to adjust the front and rear of the handrail seat 1 (in the present drawing, there are two rows of grooves 22, each One of the two rows of grooves 22 are arranged on the same straight line. If the material strength problem is not considered, each of the rows of grooves 22 can be set by a single longer size, and the adjusted positioning function is performed by the sliding cassette structure 7 Provided (the convex arc elastic piece 72 can provide a clamping force to any of the concave arcs 71, and when the pushing slip force is greater than the clamping force, the convex arc elastic piece 72 can be elastically deformed downward to allow the concave arc 71 to pass). Moreover, since the rotating base 3 can perform a 360-degree rotation operation with respect to the circular groove 41, and the ball 39 of the elastic top bead 36 is elastically biased to the positioning of any arc groove 42 by the elastic force of the spring 34 (the elastic top bead 36 can be in a plural form) The arrangement, when the rotational force is greater than the clamping force provided by the spring 34, the arc groove 42 can be slid by the ball 35), so that the armrest seat 1 can be rotationally adjusted relative to the armrest frame 6. Finally, the end of the U-shaped plate 4 is slipped laterally due to the rail. The sliding seat structure 7 is provided in the seat 5 (as shown in the fifth and sixth figures), so that the adjustment function of the armrest seat 1 to the left and right sliding of the armrest frame 6 can be provided, and the handrail seat 1 and the armrest frame 6 are obtained. It can be rotated, front, back, and left and right. Therefore, when the device is on both sides of the seat, it can be adjusted at any time according to the user's body shape and sitting position, so that the armrest seat 1 can firmly support the user's arm. The purpose of truly ergonomic requirements (as for the lifting function of the armrest seat 1 has been very common in the structure of the conventional armrest frame 6, this creation can also obtain this function after the device lifts the armrest frame).

In addition, the two member sliding contact surfaces of the sliding latch structure 7 are provided with ribs 81 and concave rails 82 corresponding to the sliding direction, so that the sliding operation between the two members is smoother. Moreover, the elastic member 83 can be further disposed in the groove 73 to be under the convex arc elastic piece 72, thereby ensuring the performance of the convex arc elastic piece 72 having a better concave arc 71.

Claims (3)

The rotary adjusting seat of the armrest mainly fixes the fixing plate coupled to the bottom end of the armrest seat to the U-shaped plate with the circular groove via the rotating base of the rail, and the U-shaped plate is connected at one end to the lateral sliding seat. The bottom end of the sliding seat is combined with the armrest frame, and a sliding latch structure is arranged between the fixed plate and the rotating seat and between the U-shaped plate and the sliding seat, and elastic bead and corresponding ring row are respectively arranged between the rotating seat and the circular groove. The arc groove, wherein: the fixing plate comprises a disk body correspondingly locked to the bottom end of the armrest seat, and a plurality of groove grooves are arranged in the disk body; the rotating seat: the top surface protrudes and the plurality of protrusions are arranged in the groove The middle lock is fixed to limit the displacement of the displacement distance, and a circular surface corresponding to the circular groove is protruded on the bottom surface, and the circular surface is provided with a groove body receiving spring, an elastic bead of the ball, and a pivot hole at the center; the U-shaped plate : U-shaped plate body with a circular groove protruding from a plate surface. The U-shaped plate has a connecting rib at the center of the inner edge of the plate, and a plurality of arc grooves and a central screw hole are arranged in the ring groove, and the other plate surface is convex at the near end. There is a card abutting column; the sliding seat is composed of a sash type frame and a cover plate corresponding to the flat cover, and the cover plate is concavely correspondingly connected The rib is slid into the recess, and the sash type frame is provided with a sliding groove corresponding to the card receiving column and the opening direction is opposite to the notch, so that the U-shaped plate surface with the card abutting column is accommodated in the sliding seat to form a limited displacement The track is connected; the sliding card structure: one of the two members of the rail joint is provided with a concave arc arranged in a sliding contact direction, and the other sliding contact surface is a convex arc elastic sheet. The elastic deformation force of the concave arc is maintained in the groove; by the above-mentioned member, the rotating seat pivot hole is provided for a locking screw to pass through to lock the central screw hole of the U-shaped plate, thereby causing the circular surface to be pivoted in the circular groove The elastic bead is positioned in an arc groove to form a function that the armrest seat can be rotated, front, back, and left and right relative to the armrest frame. The rotary adjustment seat of the armrest according to the first aspect of the patent application, wherein the sliding cassette structure is provided The two component sliding contact surfaces are respectively provided with convex ribs and concave rails corresponding to the sliding direction. The rotating adjustment seat of the armrest according to claim 1 or 2, wherein the slot of the sliding cassette structure is provided with an elastic member under the convex arc elastic piece.