CN106136662B

CN106136662B - Liftable armrest device

Info

Publication number: CN106136662B
Application number: CN201610717990.XA
Authority: CN
Inventors: 余国鸿
Original assignee: Kaiping Ruixin Furniture Component Co ltd
Current assignee: Kaiping Ruixin Furniture Component Co ltd
Priority date: 2016-08-24
Filing date: 2016-08-24
Publication date: 2023-12-05
Anticipated expiration: 2036-08-24
Also published as: CN106136662A

Abstract

The invention discloses a lifting handrail device, which comprises an inner sleeve, a lifting support, a lifting control mechanism and a handrail part, wherein the lifting support is slidably arranged in the inner sleeve, the lifting control mechanism comprises an unlocking part, a pressing part and a fulcrum, the unlocking part and the pressing part rotate around the fulcrum, the lifting control mechanism also comprises a strip-shaped hole, a first waist-shaped hole, a second waist-shaped hole and a shaft pin, the length direction of the strip-shaped hole is parallel to the sliding direction of the lifting support, and one side of the strip-shaped hole is provided with a concave-convex surface. The up-down position of the handrail is adjustable through the lifting control mechanism, the front-back, left-right and right-left adjustment of the horizontal position of the handrail is realized through the sliding of the first sliding groove relative to the first sliding block and the sliding of the second sliding groove relative to the second sliding block, the handrail can be randomly adjusted in position and angle according to the body type requirement or preference of a user, the riding experience of the user is improved, the sitting posture of the user is adjusted, and the physical and mental pleasure of the user is realized.

Description

Liftable armrest device

Technical Field

The present disclosure relates to armrests, and particularly to an armrests device.

Background

The armrests are arranged on the apparatuses supporting the human body, such as a seat, a bed and the like, are widely applied to the places such as movie theatres, hospitals and houses, are very common facilities applied to the daily life of ordinary people, are mostly fixed in position, are simple in structure and convenient to manufacture, can be integrally formed with the apparatuses such as the seat, the bed and the like, simplify the whole production process, but because the difference of height and thickness exists between a user and the human body, the distances between two hands of different people are different, the heights of the two hands are different when the user sits down, the armrests at the fixed positions can not meet the use requirements of all people under the condition, and the hand placing habits of all people are different, so that the user is pleasant in mind and body when sitting, even the user is better in sitting posture in culture, and the design of the position-adjustable is the technical problem which is urgently needed to be solved at present.

Disclosure of Invention

The invention aims to solve the technical problems, and provides a lifting handrail device, which comprises an inner sleeve, a lifting support, a lifting control mechanism and a handrail part above the lifting support, wherein the lifting support is slidably arranged in the inner sleeve, the lifting control mechanism comprises an unlocking part arranged in the lifting support, a pressing part arranged outside the lifting support and a fulcrum on the lifting support, the unlocking part and the pressing part rotate around the fulcrum, the lifting control mechanism further comprises a strip-shaped hole arranged on the inner sleeve, a first waist-shaped hole on the lifting support, a second waist-shaped hole on the unlocking part and a shaft pin capable of penetrating through the strip-shaped hole, the length direction of the strip-shaped hole is parallel to the sliding direction of the lifting support, one side of the strip-shaped hole is provided with a concave-convex surface, the length direction of the first waist-shaped hole is inclined to the length direction of the strip-shaped hole, the length direction of the second waist-shaped hole is inclined to the length direction of the strip-shaped hole and the first waist-shaped hole, and a return mechanism is arranged on the unlocking part and/or the pressing part.

Preferably, the length direction of the first kidney-shaped hole is perpendicular to the length direction of the strip-shaped hole.

Preferably, the length direction of the second kidney-shaped hole is parallel to the tangential direction of rotation of the initial rotational position of the unlocking portion, and the tangential direction of rotation of the initial rotational position of the unlocking portion is inclined to the length directions of the strip-shaped hole and the first kidney-shaped hole.

Preferably, an intermediate plate is arranged between the armrest part and the lifting support, and the intermediate plate is slidably connected with the lifting support and/or the armrest part.

Preferably, the top of lifting support is connected with first slider, is provided with relative first slider gliding first spout on the intermediate plate, has set gradually first elastic component and first fastener between first slider and the first spout, all is provided with matched with first arc surface on the inner wall with first spout on the first fastener.

Preferably, the first sliding blocks comprise two sliding blocks which are symmetrically arranged in opposite directions, and a guide plate is arranged between the two first sliding blocks.

Preferably, the top of first slider is connected with the second slider, and handrail portion is inside to be provided with the gliding second spout of relative second slider, has set gradually second elastic component and second fastener between second slider and the second spout, all is provided with matched with second arc surface on the inner wall with the second spout on the second fastener.

Preferably, a connecting plate is arranged between the first sliding block and the second sliding block, a guide groove sliding relative to the connecting plate is arranged on the handrail part, and the length direction of the guide groove is parallel to the sliding direction of the second sliding groove relative to the second sliding block.

Preferably, the connecting plate and the guide groove each comprise two mutually parallel grooves.

Preferably, the device further comprises a shell, wherein the inner sleeve is fixed in the shell, and the shell is arranged at a fixed position.

The beneficial effects are that: compared with the prior art, the lifting handrail device has the advantages that the up-down position of the handrail is adjustable through the lifting control mechanism, the front-back, left-right and right-left adjustment of the horizontal position of the handrail is realized through the sliding of the first sliding groove relative to the first sliding block and the sliding of the second sliding groove relative to the second sliding block, the position and the angle of the handrail can be adjusted at will according to the body type requirement or the hobby of a user, the riding experience of the user is improved, the sitting posture of the user is adjusted, and the body and the mind of the user are pleasant.

Drawings

The invention is described in further detail below with reference to the attached drawing figures, wherein:

fig. 1 is a schematic view of a handrail device from a perspective;

FIG. 2 is a schematic diagram of a side view of the armrest apparatus;

FIG. 3 is a schematic cross-sectional view of the view of FIG. 2;

FIG. 4 is an exploded view of FIG. 2;

FIG. 5 is a schematic diagram of the structure of the armrest apparatus from a top view;

fig. 6 is an exploded schematic view of the armrest apparatus from a side view.

Detailed Description

The lifting control of the armrest apparatus is realized by the following embodiments:

example 1

As shown in fig. 1-4, a lifting handrail device comprises an inner sleeve 1, a lifting support 2, a lifting control mechanism 3 and a handrail part 4 above the lifting support 2, wherein the lifting support 2 is slidably arranged in the inner sleeve 1, the lifting control mechanism 3 comprises an unlocking part 31 arranged in the lifting support 2, a pressing part 32 arranged outside the lifting support 2 and a supporting point 33 on the lifting support 2, the unlocking part 31 and the pressing part 32 rotate around the supporting point 33, the lifting control mechanism 3 further comprises a strip-shaped hole 11 arranged on the inner sleeve 1, a first waist-shaped hole 21 arranged on the lifting support 2, a second waist-shaped hole 34 arranged on the unlocking part 31 and a shaft pin 35 capable of penetrating the inner sleeve, the length direction of the strip-shaped hole 11 is parallel to the sliding direction of the lifting support 2, one side of the strip-shaped hole 11 is provided with a concave-convex surface, the length direction of the first waist-shaped hole 21 is inclined to the length direction of the strip-shaped hole 11, the length direction of the second waist-shaped hole 34 is inclined to the length directions of the strip-shaped hole 11 and the first waist-shaped hole 21, and a return mechanism is arranged on the unlocking part 31 and/or the pressing part 32. The concave-convex surface on the strip-shaped hole 11 is preferably wavy or a plurality of uniformly distributed circular arc-shaped depressions, namely the number of gears for lifting adjustment, and one side of the concave-convex surface faces away from the movement direction of the shaft pin 35 when the pressing part 32 is pressed.

Normally, the shaft pin 35 passes through the bar-shaped hole 11, the first kidney-shaped hole 21 and the second kidney-shaped hole 34 at the same time, and the concave-convex surfaces of the shaft pin 35 and the bar-shaped hole 11 are buckled, so that the lifting bracket 2 and the inner sleeve 1 cannot move mutually. The user presses the pressing part 32, the pressing part 32 and the unlocking part 31 rotate around the pivot 33 at the same time, the second waist-shaped hole 34 on the unlocking part 31 can enable the shaft pin 35 to move back to the concave-convex surface of the strip-shaped hole 11, so that the locking between the lifting support 2 and the inner sleeve 1 is released, the lifting support 2 can move up and down relative to the inner sleeve 1, when the lifting support 2 is adjusted to the height required by the user, the pressing part 32 is released, the pressing part 32 enables the shaft pin 35 to return to one side of the concave-convex surface of the strip-shaped hole 11 under the action of the return mechanism, and the lifting support 2 and the inner sleeve 1 are fixed again. The return mechanism is preferably a spring arranged between the unlocking part 31 and the lifting bracket 2, and the lifting bracket 2 is preferably provided with a spring seat.

Further, the length direction of the first kidney-shaped hole 21 is perpendicular to the length direction of the bar-shaped hole 11, the movement path of the first kidney-shaped hole 21 and the movement path of the shaft pin 35 on the bar-shaped hole 11 are the same, so that the movement of the shaft pin 35 is facilitated, the length direction of the second kidney-shaped hole 34 is parallel to the tangential direction of the initial rotation position rotation of the unlocking part 31, the resistance of the movement of the shaft pin 35 is reduced, and the tangential direction of the initial rotation position rotation of the unlocking part 31 is inclined to the length directions of the bar-shaped hole 11 and the first kidney-shaped hole 21.

The movement of the armrest apparatus in the horizontal plane is achieved by the following embodiments:

example two

As shown in fig. 5 and 6, an intermediate plate 5 is disposed between the handrail portion 4 and the lifting support 2, the intermediate plate 5 is slidably connected with the lifting support 2 and the handrail portion 4, a first sliding groove 62 sliding relative to the first sliding groove 61 is disposed on the intermediate plate 5, a first elastic member 63 and a first fastening member 64 are sequentially disposed between the first sliding groove 61 and the first sliding groove 62, first arc surfaces matched with each other are disposed on inner walls of the first fastening member 64 and the first sliding groove 62, the first sliding groove 61 comprises two symmetrically disposed opposite directions, a guide plate is disposed between the two first sliding grooves 61, a second sliding groove 65 is connected to the top of the first sliding groove 61, a second sliding groove 66 sliding relative to the second sliding groove 65 is disposed inside the handrail portion 4, a second elastic member 67 and a second fastening member 68 are sequentially disposed between the second sliding groove 65 and the second sliding groove 66, second arc surfaces matched with each other are disposed on inner walls of the second sliding groove 66, a guide plate is disposed between the first sliding groove 61 and the second sliding groove 65, the guide plate is disposed between the two sliding grooves 7 and the first sliding groove 65, and the guide plate is disposed between the two sliding grooves 8 are parallel to each other, and the guide plate 8 sliding groove is disposed between the two sliding grooves 8 and the guide plate is parallel to the guide plate 8.

The user completes the adjustment of the handrail part 4 in four directions of front, back, left and right through the sliding of the first sliding groove 62 relative to the first sliding block 61 and the sliding of the second sliding groove 66 relative to the second sliding block 65, and the handrail part 4 can realize multi-gear adjustment and the front and back buckle fixation of adjustment in four directions of front, back, left and right through the arrangement of the first arc surface and the second arc surface.

In both the first embodiment and the second embodiment, the armrest device further comprises a shell 9, the inner sleeve 1 is fixed in the shell 9, and the shell 9 is fixedly connected with the seat. The up-down travel of the armrest device is at least 110mm, the front-back travel is at least 50mm, the left-right travel is at least 70mm, and the requirements of users with different sizes can be met.

The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and any modifications or equivalent substitutions without departing from the spirit and scope of the present invention should be covered in the scope of the technical solution of the present invention.

Claims

1. The utility model provides a liftable handrail device, a serial communication port, including endotheca (1), lifting support (2), lifting control mechanism (3) and handrail portion (4) above lifting support (2), lifting support (2) slidable sets up in the inside of endotheca (1), lifting control mechanism (3) are including setting up in lifting support (2) inside unblock portion (31), lifting support (2) outside pressing portion (32) and lifting support (2) on fulcrum (33), unblock portion (31) and pressing portion (32) rotate around fulcrum (33), lifting control mechanism (3) still include setting up bar hole (11) on endotheca (1), first waist shape hole (21) on lifting support (2), second waist shape hole (34) on unblock portion (31) and pivot (35) that can run through three simultaneously, the length direction of bar hole (11) is parallel to lifting support (2) sliding direction, one side of bar hole (11) is provided with concave convex surface, the length direction of first waist shape hole (21) is perpendicular to the length direction of bar shape hole (31) of initial rotation direction (34) of bar shape hole (31), the tangential direction of the initial rotation position rotation of the unlocking part (31) is inclined to the length direction of the strip-shaped hole (11) and the first kidney-shaped hole (21), and a return mechanism is arranged on the unlocking part (31) and/or the pressing part (32).

2. A lifting handrail arrangement according to claim 1, characterized in that an intermediate plate (5) is arranged between the handrail part (4) and the lifting bracket (2), the intermediate plate (5) being slidably connected to the lifting bracket (2) and/or the handrail part (4).

3. The lifting handrail device according to claim 2, wherein the top of the lifting bracket (2) is connected with a first sliding block (61), a first sliding groove (62) sliding relative to the first sliding block (61) is arranged on the middle plate (5), a first elastic piece (63) and a first fastener (64) are sequentially arranged between the first sliding block (61) and the first sliding groove (62), and first arc surfaces matched with the inner walls of the first sliding groove (62) are respectively arranged on the first fastener (64).

4. A lifting handrail arrangement according to claim 3, characterized in that the first slide (61) comprises two symmetrically arranged opposite each other, between which first slide (61) a guide plate is arranged.

5. A lifting handrail device according to claim 3, characterized in that the top of the first slider (61) is connected with a second slider (65), a second sliding groove (66) sliding relative to the second slider (65) is arranged in the handrail part (4), a second elastic piece (67) and a second fastener (68) are sequentially arranged between the second slider (65) and the second sliding groove (66), and second arc surfaces matched with each other are arranged on the inner walls of the second fastener (68) and the second sliding groove (66).

6. The lifting handrail device according to claim 5, characterized in that a connecting plate (7) is arranged between the first sliding block (61) and the second sliding block (65), a guiding groove (8) sliding relative to the connecting plate (7) is arranged on the handrail part (4), and the length direction of the guiding groove (8) is parallel to the sliding direction of the second sliding groove (66) relative to the second sliding block (65).

7. A lifting handrail arrangement according to claim 6, characterized in that the connection plate (7) and the guide groove (8) each comprise two mutually parallel.

8. A lifting handrail arrangement according to any one of claims 1-7, further comprising a housing (9), the inner sleeve (1) being secured in the housing (9), the housing (9) being arranged in a fixed position.