CN217610191U - Seat armrest with armrest surface capable of being turned over up and down - Google Patents

Abstract

The utility model discloses a chair armrest with an armrest surface capable of being turned up and down, which comprises an installation seat and an armrest plate, wherein the top of the installation seat is fixedly connected with a support frame, the side wall of the support frame is provided with an installation frame, and the top of the installation frame is provided with a turning mechanism; the turnover mechanism comprises a movable frame, a turnover unlocking button, a support shaft, an unlocking rod, a locking block, an engaging piece, a fixed block and a rotating shaft; the utility model provides an among the technical scheme, have tilting mechanism and moving mechanism's armrest through the setting, the messenger makes the handrail board adjust from top to bottom pressing the cardboard, press the pressing piece and make the handrail board adjust about can going on, the handrail board can carry out front and back regulation and rotate when pressing the button and adjust, the handrail seat can overturn when upwards stirring upset unblock button and adjust, the scope that makes the handrail board adjust is more extensive, make the handrail board can adjust to the position that is fit for the user, it is more comfortable to let the handrail use.

Description

Seat armrest with armrest surface capable of being turned over up and down

Technical Field

The utility model relates to a handrail technical field especially relates to a handrail of seat that handrail face can overturn from top to bottom.

Background

The chair is a seat with a backrest and armrests. Ancient times sit on the ground, originally there was not the chair, "the chair" originally is the wooden name, and seat lift handrail means the seat that has raising and lowering functions holds up, and current handrail generally is 3 directions, 4 directions and removes, and in order to let the handrail control range wider use provides the seat handrail that an armrest face can overturn from top to bottom in a flexible way, and upset function about increasing reaches 5 directions on the basis of traditional 4 directions handrail.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough and provide a handrail for seat that handrail face can overturn from top to bottom, not only make handrail control range wider more nimble, still make the regulation with more convenient.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a seat armrest with an armrest surface capable of being turned up and down comprises an installation seat and an armrest plate, wherein the top of the installation seat is fixedly connected with a support frame, the side wall of the support frame is provided with an installation frame, and the top of the installation frame is provided with a turning mechanism; tilting mechanism includes adjustable shelf, upset release button, back shaft, unblock pole, locking piece, meshing piece, fixed block and axis of rotation, meshing piece with the equal fixed connection of fixed block is in the mount frame top, the axis of rotation rotates to be connected inside meshing piece and the fixed block, the adjustable shelf rotates to be connected the axis of rotation lateral wall, the inside chamber that holds of having seted up of adjustable shelf, the locking piece sets up hold intracavity portion, upset release button with the equal fixed connection of unblock pole is in the back shaft lateral wall, upset release button with the unblock pole is corresponding, the unblock pole is located hold intracavity portion, unblock rod tip with the slope lateral wall butt of locking piece, the locking piece with hold and be provided with the elasticity reset element between the intracavity wall.

Furthermore, the locking block is connected to the side wall of the rotating shaft in a sliding mode, the elastic reset element is a spring, the spring is located on the side wall of the rotating shaft, the meshing piece is internally provided with laminated meshing teeth, the locking block is internally provided with tooth grooves matched with the meshing teeth, and the width of the locking block is the same as that of the accommodating cavity.

Further, the top surface of the locking block is the same as the top surface of the accommodating cavity in height.

Furthermore, locking piece one side is provided with first guide part, first butt face has been seted up to first guide part one side, the unblock rod tip is provided with first bulldoze portion and to keeping away from the convex portion that stretches of first bulldoze portion direction, first bulldoze portion reach one side of stretching portion set up to with first butt face assorted pushes away the pressure face.

Furthermore, a second guide part is arranged on one side of the locking block, a second abutting surface is arranged on one side of the second guide part, the unlocking rod corresponds to the second guide part, a second pushing part is arranged on the second guiding part, and a second pushing surface matched with the second abutting surface is arranged on the second pushing part.

Furthermore, a reinforcing part is arranged on one side of the locking block.

Further, still include the activity structure, the activity structure includes cardboard and joint spare, joint spare fixed mounting is in inside the support frame, the cardboard passes through spring swing joint and is in inside the mounting bracket, the cardboard with joint spare phase-match, the mounting bracket passes through cardboard and joint spare fixed mounting in the support frame lateral wall.

Furthermore, the movable mechanism further comprises a pressing piece, an installation piece, a limiting piece and a ball, wherein the installation piece is connected to the top of the movable frame in a sliding mode through the limiting piece, the pressing piece is connected between the bottom of the installation piece and the top of the movable frame in a movable mode through a spring, a first clamping groove matched with the ball is formed in the top of the movable frame, a second clamping groove matched with the ball is formed in the side wall of the pressing piece, the ball is movably connected to the bottom of the installation piece, and the installation piece is fixedly installed on the top of the movable frame through the ball and the pressing piece.

Further, the moving mechanism still includes mount, button, movable rod and carriage, mount sliding connection be in inside the handrail board, carriage sliding connection be in inside the mount, button sliding connection be in inside the handrail board, the movable rod with the carriage phase-match, the movable rod rotates to be connected inside the handrail board, movable rod one end is located button one side, movable rod one end lateral wall with fixedly connected with spring between the handrail inboard wall, inside the handrail board seted up with carriage assorted recess, the mount passes through carriage fixed mounting be in inside the handrail board.

Further, the movable mechanism still includes mounting disc and lug, the mounting disc fixed mounting be in the installed part top, the mount with the handrail board all is located the mounting disc with between the installed part, the mounting disc inside seted up with carriage assorted activity groove, the lug passes through spring swing joint be in inside the mounting disc, the mount inside seted up with lug assorted spacing groove.

The utility model has the advantages that:

the utility model discloses a have tilting mechanism and moving mechanism's armrest through the setting, the messenger makes the handrail board adjust from top to bottom pressing down the cardboard, adjust about pressing down the pressing part messenger handrail board can carry out, the handrail board can carry out front and back regulation and rotate when pressing down the button and adjust, the handrail seat can overturn when upwards stirring upset unblock button and adjust, the scope that makes the handrail board adjust is more extensive, make the handrail board can adjust to the position that is fit for the user, it is more comfortable to let the handrail use.

Can make upset release button can reset fast after adjusting through set up the spring between upset release button one side and adjustable shelf are inside, can make the fixed more stable of locking block through set up the spring between locking block and hold the chamber, can make the movable rod can reset fast through set up the spring between movable rod one side and handrail inboard inside, can make the regulation back installed part can be fixed more stable through spring mounting pressing part, with this can make the regulation of handrail more convenient convenience.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

Drawings

The invention is further described with reference to the accompanying drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the movable frame of the present invention;

FIG. 3 is a schematic structural view of the engaging member of the present invention;

fig. 4 is a schematic view of the internal structure of the mounting rack of the present invention;

fig. 5 is a schematic structural view of the clip member of the present invention;

FIG. 6 is a schematic view of the mounting member of the present invention;

FIG. 7 is a schematic cross-sectional view of the mounting member of the present invention;

fig. 8 is a schematic view of the structure of the mounting plate of the present invention;

fig. 9 is a schematic view of the inner structure of the handrail plate of the present invention.

In the figure: 1. a mounting base; 2. a support frame; 3. a mounting frame; 4. a movable frame; 5. a handrail plate; 6. an accommodating chamber; 7. turning over an unlocking button; 8. a support shaft; 9. an unlocking lever; 10. a locking block; 11. a first guide portion; 12. an engaging member; 13. a fixed block; 14. a rotating shaft; 15. a fixed mount; 16. a button; 17. A movable rod; 18. a carriage; 19. mounting a disc; 20. a movable groove; 21. a pressing member; 22. a mounting member; 23. a limiting member; 24. a ball bearing; 25. a first card slot; 26. clamping a plate; 27. a clamping piece; 28. and (6) a bump.

Detailed Description

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all of them. Based on the embodiments in the embodiment, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Referring to fig. 1-9, in the present embodiment: a seat armrest with an armrest surface capable of being turned up and down comprises an installation seat 1 and an armrest plate 5, wherein the top of the installation seat 1 is fixedly connected with a support frame 2, the side wall of the support frame 2 is provided with an installation frame 3, and the top of the installation frame 3 is provided with a turning mechanism; tilting mechanism includes adjustable shelf 4, upset unblock button 7, back shaft 8, unblock pole 9, locking block 10, meshing piece 12, fixed block 13 and axis of rotation 14, meshing piece 12 and the equal fixed connection of fixed block 13 at mounting bracket 3 top, axis of rotation 14 rotate to be connected inside meshing piece 12 and fixed block 13, and adjustable shelf 4 rotates to be connected at axis of rotation 14 lateral wall, and the inside chamber 6 that holds of having seted up of adjustable shelf 4, locking block 10 sets up and is holding inside the chamber 6, unblock pole 9 tip with locking block 10's slope lateral wall butt, locking block 10 with hold and be provided with the elasticity resetting element between the chamber 6 inner wall, locking block 10 sliding connection is at axis of rotation 14 lateral wall, locking block 10 and hold between the chamber 6 inner wall fixed connection's elasticity resetting element be the spring, the spring is located axis of rotation 14 lateral wall, meshing piece 12 inside has seted up the meshing tooth, locking block 10 inside set up with meshing tooth's socket, locking block 10 width with hold chamber 6 the same, as preferred scheme, locking block 10 top surface with hold 6 top surface height the same, it is further, locking block 10 one side is provided with strengthening portion 101, in limited space jump, can enough big enough pressure intensity can not received when being enough receiving big enough pressure deformation. The overturning unlocking button 7 and the unlocking rod 9 are both fixedly connected to the side wall of the supporting shaft 8, the overturning unlocking button 7 corresponds to the unlocking rod 9, the unlocking rod 9 is positioned in the accommodating cavity 6, and a spring is fixedly connected between one side of the overturning unlocking button 7 and the inner wall of the movable frame 4; a first guide part 11 is arranged on one side of the locking block 10, a first abutting surface is arranged on one side of the first guide part 11, a first pushing part (90) and an extending part 91 protruding in the direction away from the first pushing part are arranged at the end part of the unlocking rod (9), and a first pushing surface 92 matched with the first abutting surface is arranged on one side of the first pushing part 90 and one side of the extending part 91; in an embodiment, a second guide portion 110 is disposed on one side of the locking block 10, a second abutting surface is disposed on one side of the second guide portion 110, a second pushing portion 93 is disposed on the unlocking lever 9 corresponding to the second guide portion 110, and a second pushing surface matched with the second abutting surface is disposed on the second pushing portion 93; in one embodiment, a reinforcing part 101 is arranged on one side of the locking block 10; the first pushing surface and the second pushing surface are arranged and interact with the first abutting surface and the second abutting surface, so that unlocking is smoother, more stable and more reliable; make handrail board 5 overturn from top to bottom through setting up tilting mechanism, make the scope that handrail board 5 adjusted more extensive, make handrail board 5 can adjust to the position that is fit for the user, let the handrail use more comfortablely.

In some embodiments, the movable mechanism further comprises a movable mechanism, the movable mechanism comprises a clamping plate 26 and a clamping member 27, the clamping member 27 is fixedly installed inside the support frame 2, the clamping plate 26 is movably connected inside the mounting frame 3 through a spring, the clamping plate 26 is matched with the clamping member 27, and the mounting frame 3 is fixedly installed on the side wall of the support frame 2 through the clamping plate 26 and the clamping member 27; through setting up cardboard 26 and joint spare 27, can make cardboard 26 break away from joint spare 27 when pressing cardboard 26 one end, pulling handrail board 5 this moment can make mounting bracket 3 slide and adjust handrail board 5's height with this at 2 lateral walls of support frame, and the regulation is accomplished back and is loosened cardboard 26 one end and can be made cardboard 26 card fix at the inside position to mounting bracket 3 of joint spare 27.

In some embodiments, the movable mechanism further includes a pressing member 21, a mounting member 22, a limiting member 23 and a ball 24, the mounting member 22 is slidably connected to the top of the movable frame 4 through the limiting member 23, the pressing member 21 is movably connected between the bottom of the mounting member 22 and the top of the movable frame 4 through a spring, a first clamping groove 25 matched with the ball 24 is formed in the top of the movable frame 4, a second clamping groove matched with the ball 24 is formed in the side wall of the pressing member 21, and the ball 24 is movably connected to the bottom of the mounting member 22; when the left and right positions of the handrail plate 5 need to be adjusted, the pressing piece 21 is pressed to enable the second clamping groove to be parallel to the first clamping groove 25, the ball 24 is positioned between the second clamping groove and the bottom of the mounting piece 22, at the moment, the pressing piece 21 of the handrail plate 5 can move left and right to move along with the movement of the mounting piece 22, after the adjustment is completed, the pressing piece 21 is loosened to enable the spring to push the pressing piece 21 to one side, the ball 24 is pushed into the bottom of the mounting piece 22 and the first clamping groove 25 again, the mounting piece 22 is fixed through the ball 24, the mounting piece 22 is fixedly arranged at the top of the movable frame 4 through the ball 24 and the pressing piece 21, the movable mechanism further comprises a fixed frame 15, a button 16, a movable rod 17 and a sliding frame 18, the fixed frame 15 is connected inside the handrail plate 5 in a sliding manner, the sliding frame 18 is connected inside the fixed frame 15, the button 16 is connected inside the handrail 5 in a sliding manner, the movable rod 17 is matched with the sliding frame 18, the movable rod 17 is connected inside the handrail 5 in a rotating manner, one end of the movable rod 17 is positioned on one side of the button 16, a spring is fixedly connected between the side wall of one end of the movable rod 17 and the inner wall of the handrail 5, a groove matched with the sliding frame 18 is formed in the handrail 5, the fixed frame 15 is fixedly installed inside the handrail 5 through the sliding frame 18, the moving mechanism further comprises a mounting disc 19 and a bump 28, the mounting disc 19 is fixedly installed at the top of the mounting piece 22, the fixed frame 15 and the handrail 5 are both positioned between the mounting disc 19 and the mounting piece 22, a moving groove 20 matched with the sliding frame 18 is formed in the mounting disc 19, the bump 28 is movably connected inside the mounting disc 19 through the spring, and a limit groove matched with the bump 28 is formed in the fixed frame 15; when the position of the handrail plate 5 needs to be adjusted forwards and backwards or rotationally adjusted, the button 16 is pressed to enable the button 16 to push one end of the movable rod 17 to move, the other end of the movable rod 17 can push the sliding frame 18 to one side under the action of a lever principle, the sliding frame 18 is separated from the groove and moves inside the movable groove 20 inside the mounting disc 19, the position of the handrail plate 5 can be adjusted forwards and backwards and rotationally, the movable rod 17 can be reset by a spring which is arranged on the other side of one end of the movable rod 17 of the button 16 after adjustment, the sliding frame 18 is clamped in the groove and the movable groove 20 again to fix the handrail plate 5, and the handrail plate 5 can be adjusted upwards and downwards, adjusted leftwards and rightwards, adjusted forwards and backwards, and rotationally by arranging the movable mechanism.

The springs in the embodiment can be freely configured according to actual application scenarios.

The utility model discloses a theory of operation and use flow: the armrest can be integrally installed on the seat by arranging the installation seat 1, when the angle of the armrest plate 5 needs to be adjusted, the support shaft 8 is rotated inside the movable frame 4 by upwards shifting the overturning unlocking button 7, the unlocking rod 9 on the side wall of the support shaft 8 is driven to move downwards under the action of a lever principle, the first pushing surface on one side of the unlocking rod 9 extrudes the first abutting surface on the first guide part 11 on one side of the locking block 10, so that the locking block 10 slides under the acting force, the tooth grooves inside the locking block 10 can be separated from the meshing teeth inside the meshing part 12, then the rotating shaft 14 can be used as an axis to rotate the movable frame 4 at the top of the installation frame 3, the angle of the armrest plate 5 on the top of the movable frame 4 is adjusted, the overturning unlocking button 7 is loosened after the adjustment is completed, the overturning unlocking button 7 is reset under the acting force of the spring on one side, the locking block 10 is reset under the acting force of the spring on the side wall of the rotating shaft 14 and is clamped on one side of the meshing part 12 again, as the width of the locking block 10 is the same as that of the accommodating cavity 6, the locking block 10 can fix the position of the movable frame 4, and the rotation adjustment is completed.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the drawings and the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (10)

1. The utility model provides a but armrest surface is the seat armrest of upset from top to bottom which characterized in that: the foldable armrest comprises an installation seat (1) and an armrest plate (5), wherein the top of the installation seat (1) is fixedly connected with a support frame (2), an installation frame (3) is arranged on the side wall of the support frame (2), and a turnover mechanism is arranged on the top of the installation frame (3);

tilting mechanism includes adjustable shelf (4), upset release button (7), back shaft (8), unblock lever (9), locking piece (10), meshing piece (12), fixed block (13) and axis of rotation (14), meshing piece (12) with the equal fixed connection of fixed block (13) is in mounting bracket (3) top, axis of rotation (14) rotate to be connected inside meshing piece (12) and fixed block (13), adjustable shelf (4) rotate to be connected axis of rotation (14) lateral wall, adjustable shelf (4) inside has been seted up and has been held chamber (6), locking piece (10) set up hold inside chamber (6), upset release button (7) with the equal fixed connection of unblock lever (9) is in back shaft (8) lateral wall, upset release button (7) with unblock lever (9) are corresponding, unblock lever (9) are located hold inside chamber (6), unblock lever (9) tip with the slope lateral wall butt of locking piece (10), locking piece (10) with it is provided with the elastic reset element to hold between the chamber (6) inner wall.

2. A seat armrest with an armrest surface that can be flipped up and down according to claim 1, wherein: locking piece (10) sliding connection be in axis of rotation (14) lateral wall, elasticity reset element is the spring, the spring is located axis of rotation (14) lateral wall, meshing piece (12) inside has seted up range upon range of meshing tooth, locking piece (10) inside seted up with meshing tooth assorted tooth's socket, locking piece (10) width with it is the same to hold chamber (6).

3. A seat armrest with an armrest surface that can be flipped up and down according to claim 2, wherein: the top surface of the locking block (10) is as high as the top surface of the accommodating cavity (6).

4. A seat armrest as claimed in claim 1, wherein the armrest surface is turned upside down, and wherein: locking piece (10) one side is provided with first guide part (11), first butt face has been seted up to first guide part (11) one side, unblock pole (9) tip is provided with first portion (90) and to keeping away from the convex portion (91) that extend of first portion direction that bulldozes, first portion (90) that bulldozes reach one side of portion (91) set up into with first butt face assorted first surface (92) that bulldozes.

5. A seat armrest with an armrest surface capable of being flipped up and down as claimed in claim 4, wherein: locking piece (10) one side is provided with second guide part (110), the second butt face has been seted up to second guide part (110) one side, unblock pole (9) are corresponding second guide part (110) are provided with second bulldoze portion (93), be provided with on second bulldoze portion (93) with the second bulldoze face that the second butt face matches.

6. A seat armrest as claimed in claim 5, wherein the armrest surface is reversible, and wherein: a reinforcing part (101) is arranged on one side of the locking block (10).

7. A seat armrest with an armrest surface that can be flipped up and down according to claim 1, wherein: still include the moving mechanism, the moving mechanism includes cardboard (26) and joint spare (27), joint spare (27) fixed mounting is in inside support frame (2), cardboard (26) pass through spring swing joint in inside mounting bracket (3), cardboard (26) with joint spare (27) phase-match, mounting bracket (3) are in through cardboard (26) and joint spare (27) fixed mounting support frame (2) lateral wall.

8. A seat armrest with an armrest surface that can be flipped up and down according to claim 7, wherein: the movable mechanism further comprises a pressing piece (21), a mounting piece (22), a limiting piece (23) and balls (24), the mounting piece (22) is connected to the top of the movable frame (4) in a sliding mode through the limiting piece (23), the pressing piece (21) is connected between the bottom of the mounting piece (22) and the top of the movable frame (4) in a sliding mode through springs, a first clamping groove (25) matched with the balls (24) is formed in the top of the movable frame (4), a second clamping groove matched with the balls (24) is formed in the side wall of the pressing piece (21), the balls (24) are movably connected to the bottom of the mounting piece (22), and the mounting piece (22) is fixedly mounted on the top of the movable frame (4) through the balls (24) and the pressing piece (21).

9. A seat armrest with an armrest surface that can be flipped up and down according to claim 8, wherein: moving mechanism still includes mount (15), button (16), movable rod (17) and carriage (18), mount (15) sliding connection be in inside handrail board (5), carriage (18) sliding connection be in inside mount (15), button (16) sliding connection be in inside handrail board (5), movable rod (17) with carriage (18) phase-match, movable rod (17) rotate to be connected inside handrail board (5), movable rod (17) one end is located button (16) one side, movable rod (17) one end lateral wall with fixedly connected with spring between handrail board (5) inner wall, inside seted up of handrail board (5) with carriage (18) assorted recess, mount (15) pass through carriage (18) fixed mounting be in inside handrail board (5).

10. A seat armrest with an armrest surface capable of being flipped upside down according to claim 9, wherein: the moving mechanism further comprises a mounting disc (19) and a bump (28), the mounting disc (19) is fixedly mounted at the top of the mounting piece (22), the fixing frame (15) and the armrest plate (5) are located between the mounting disc (19) and the mounting piece (22), a sliding frame (18) matched moving groove (20) is formed in the mounting disc (19), the bump (28) is movably connected to the inside of the mounting disc (19) through the spring, and a bump (28) matched limiting groove is formed in the fixing frame (15).

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