CN213757447U

CN213757447U - Office chair armrest capable of being adjusted in multiple directions

Info

Publication number: CN213757447U
Application number: CN202023102823.5U
Authority: CN
Inventors: 周亮
Original assignee: Zhejiang Hengyu Plastic Technology Co ltd
Current assignee: Zhejiang Hengyu Plastic Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-07-23
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses an office chair armrest capable of being adjusted in multiple directions, which comprises an armrest surface, a lifting sleeve, a cover plate, a fixed seat, a button and a pull rod, wherein the armrest surface is linked with the lifting sleeve and can slide back and forth, slide left and right and rotate left and right relative to the lifting sleeve; the fixed seat is provided with gear grooves distributed in an array manner; the cover plate is positioned on the top end of the lifting sleeve and seals the lifting sleeve, the button part extends into the lifting sleeve and is linked with the top end of the pull rod to drive the other end of the pull rod to rotate, the button is positioned on the outer side of the lifting sleeve and is provided with a first limiting part arranged upwards and a second limiting part arranged downwards, the top end of the pull rod is positioned below the cover plate, the lower end of the pull rod is provided with a clamping bulge matched with the gear groove, and the pull rod and the button are integrally formed by plastic; the utility model discloses diversified regulation, simple structure are stable, the quality is light, with low costs.

Description

Office chair armrest capable of being adjusted in multiple directions

Technical Field

The utility model relates to an office chair handrail of diversified regulation.

Background

The armrest is mainly used for the armrest on the chair and used for placing the arms of a human body, thereby achieving a comfortable effect. The existing handrail can be operated in a lifting, front-back sliding, left-right sliding and other structures in order to improve the operation feeling of a user, but the existing handrail is usually composed of aluminum alloy materials, a plurality of used parts are needed, the whole structure is complex, and the cost of the whole handrail is greatly increased.

Disclosure of Invention

The utility model mainly solves the technical problem of providing an office chair armrest capable of being adjusted in multiple directions.

The utility model discloses the technical scheme who solves its technical problem and adopt is: an office chair armrest capable of being adjusted in multiple directions comprises an armrest surface, a lifting sleeve, a cover plate, a fixed seat, a button and a pull rod, wherein the armrest surface is linked with the lifting sleeve and can slide back and forth, slide left and right and rotate left and right relative to the lifting sleeve; the fixed seat is provided with gear grooves distributed in an array manner; the apron is located the lift cover on the top and seals the lift cover, and the button part stretches into in the lift cover and drives the other end rotation of pull rod with the linkage of pull rod top, and the button is located the lift cover outside and is equipped with the first spacing portion that sets up and the spacing portion of second that sets up downwards of orientation, and the pull rod top is located the below of apron and the lower extreme of pull rod be equipped with the joint arch of gear groove adaptation, and the pull rod sets up for plastics integrated into one piece with the button.

By adopting the combination of the pull rod and the button and the matching between the pull rod and the gear groove, compared with the handrail which is adjusted in multiple directions in the prior art, the handrail adopts the plastic integrated material, so that the number of parts is reduced, the assembly process is more convenient, the production cost is reduced, the button has a limiting effect in the driving process through the arrangement of the two limiting parts, the first limiting part limits the button to turn upwards, and the second limiting part also has a guiding effect while limiting.

Wherein, be equipped with the piece that resets between pull rod top and the apron.

Through the setting that resets for the button plays the effect that resets after the pressing force disappears, is convenient for more operate.

Wherein, be equipped with the fixed slot on the pull rod top, be equipped with the fixed column on the apron, the fixed column stretches into to the fixed slot in, a cover that resets is established on the fixed column, and the other end offsets with the bottom of fixed slot.

Through the cooperation of fixed column and fixed slot for reset more stable in the use, it is better to reset the effect.

Wherein, the other side of the fixed seat is provided with a waist-shaped hole, the other side of the lower end of the pull rod is provided with a guide bulge, and the guide bulge slides on the waist-shaped hole.

Through the arrangement of the guide protrusions, the pull rod plays a role in guiding in the movement process, and the stability of the overall movement of the pull rod is guaranteed.

Wherein, still including removing the seat, rotate piece and mounting, remove seat and handrail face linkage, be equipped with the cavity in the removal seat, be equipped with first slide rail and first arch on the cavity bottom surface, it is located the cavity to rotate the piece, and rotate and be equipped with on the piece with first protruding adaptation and be the first recess of array distribution and with the first spout of first slide rail adaptation, be equipped with at least three second recess on the top of rotating the piece, the mounting is located the top of rotating the piece and fixed with the cover connection, be equipped with on the mounting with the second protruding of second recess adaptation.

Through the cooperation that removes the seat and rotate the piece, realized the effect about moving of handrail face, through the cooperation between rotating the piece and the mounting, realized the effect of rotating about the handrail face for the structure is more stable, and it is more convenient to operate, and in addition for prior art, needs the setting of many spare parts, and this kind of structure greatly reduced the efficiency of installation, and stability is higher moreover, still reduction in production cost.

Wherein, still be equipped with the second spout on the cavity bottom surface, be equipped with the fastening post on the mounting, the fastening post slides in the second spout.

The mounting passes through fastening post and apron connection, through the setting of second spout for the horizontal slip effect between the two is better.

Wherein, remove the seat, rotate piece and mounting and all be plastics integrated into one piece setting.

Adopt plastics integrated into one piece's setting for holistic structure is more stable, and it is more smooth and easy to slide, and integrated into one piece sets up moreover, greatly reduced the cost of production, makes the weight reduction of whole handrail simultaneously.

Wherein, be equipped with two at least support columns on removing the seat, be equipped with the third spout on the handrail face, the support column slides on the third spout.

Through the setting of support column for form gliding effect around relative between support column and the handrail face, satisfy different crowds' user demand.

Wherein, be equipped with a plurality of third recess in the third spout, support column and third recess cooperation.

Through the setting of third recess for the back and forth slip in-process, form gear operation and feel, improve user's operating comfort.

Wherein, still be equipped with the fourth spout on the handrail face, the support column slides on the fourth spout.

Through the setting of fourth spout for the handrail face forms the direction effect, is convenient for form gliding effect around.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is an exploded view of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of another angle in embodiment 1 of the present invention;

fig. 4 is a sectional view of embodiment 1 of the present invention;

fig. 5 is a partial structural schematic view of embodiment 1 of the present invention;

fig. 6 is a schematic structural view of the movable base in embodiment 1 of the present invention;

fig. 7 is a schematic structural view of a rotating member according to embodiment 1 of the present invention;

fig. 8 is a bottom view of the rotating member according to embodiment 1 of the present invention;

fig. 9 is a schematic structural view of a button and a pull rod in embodiment 1 of the present invention;

fig. 10 is a schematic structural view of a fixing member according to embodiment 1 of the present invention;

fig. 11 is a schematic structural view of a cover plate in embodiment 1 of the present invention.

Detailed Description

Example 1:

referring to fig. 1-11, an office chair armrest with multi-directional adjustment comprises an armrest surface 1, a lifting sleeve 2, a cover plate 3, a fixed seat 4, a movable seat 5, a rotating part 6, a fixed part 7, a button 8 and a pull rod 9.

The armrest face 1 is used for placing the arms of the user to support, the armrest face 1 is provided with a third sliding groove 11 and a fourth sliding groove 12, the number of the third sliding grooves 11 and the number of the fourth sliding grooves 12 are two, the two third sliding grooves 11 are symmetrically arranged relative to the center of the armrest face 1, and the two fourth sliding grooves 12 are symmetrically arranged relative to the center of the armrest face 1. The third sliding groove 11 is provided with a plurality of third grooves 111, the third grooves 111 are connected in pairs to form a similar wave-shaped structure, a gap is formed between the third grooves 111 and the third sliding groove 11, the third grooves 111 are integrally provided with a certain elastic effect, the third grooves 111 are matched with the supporting columns more tightly, and a gear feeling effect is formed. The fourth sliding chute 12 is matched with the supporting column 54 to form a guiding and limiting effect. Here, the third chute 11 and the fourth chute 12 are oriented in the same direction, and both directions are the directions in which the armrest surface 1 moves forward and backward.

Move seat 5 and be located the below of handrail face 1, and set up for being connected with handrail face 1, move and be the cavity setting in the seat 5, its inside cavity 55 that is equipped with, be equipped with first slide rail 51, first arch 52, second spout 53 and support column 54 on the cavity 55 bottom surface, first arch 52 is located the central point of cavity 55 and puts, is equipped with bellying 521 on the both sides of first arch 52 respectively, realize the effect of lateral sliding through the cooperation between bellying 521 and the rotation piece 6. The number of the first sliding rails 51 is also two, and the first sliding rails 51 are respectively arranged on two sides of the first protrusion 52, wherein the first sliding rails 51 are transversely arranged and are connected with two side walls of the bottom surface of the cavity 55. The first slide rail 51 is mainly used for cooperating with the rotating member 6 to form a relative left-right sliding effect of the rotating member 6, and plays a role in guiding. The number of the second sliding grooves 53 is also two, and the second sliding grooves 53 are respectively arranged on two sides of the first sliding rail 51, and are used for being matched with the fastening columns 71 to form a double-guide effect. The number of the supporting columns 54 is four, two by two, and the supporting columns are respectively arranged on two sides of the cavity 55 and exceed the height of the movable seat 5 in the axial direction, wherein one group of the supporting columns 54 is used for being matched with the third groove 111 in the third sliding groove 11 to form a gear feeling of sliding back and forth, and the other group of the supporting columns 54 is used for being matched with the fourth sliding groove 12 to form a guiding effect. The movable base 5 is integrally formed of plastic and is made of PU material.

The rotating member 6 is located in the cavity 55, and the downward side of the rotating member 6 is provided with first grooves 61 and first sliding grooves 62 which are matched with the first protrusions 52 and distributed in an array, where the first grooves 61 are arranged in two rows and are respectively arranged on two sides of the first protrusions 52, so that the protrusions 521 on two sides slide in the corresponding first grooves 61. The number of the first sliding grooves 62 is two, and the first sliding grooves 62 are respectively arranged on two sides of the first groove 61, and the first sliding grooves 62 are matched with the first sliding rail 51 to form a left-right sliding guiding effect between the rotating member 6 and the moving base 5. Be equipped with at least three second recess 63 on the top of rotating the piece 6, its top specifically is the cambered surface setting, and second recess 63 sets up along the cambered surface, and second recess 63 specifically is used for the second protruding cooperation on with mounting 7, realizes rotating the rotation effect of piece 6. The rotating member 6 is integrally formed of plastic and is made of PU.

The fixing part 7 is located above the rotating part 6, the two ends of the fixing part 7 are provided with fastening columns 71, and the fastening part penetrates through the fastening columns 71 to be matched with the cover plate 3, so that the fixing part 7 is integrally connected and fixed with the cover plate 3. Be equipped with the second arch 72 on the mounting 7, the protruding 72 of second cooperates with second recess 63, has realized rotating the fixed effect of piece 6 horizontal rotation, has formed the gear and has felt, and further, can be for the components of a whole that can function independently setting between protruding 72 of here second and the mounting 7, the user can adjust the protruding 72 of second of different sizes according to the actual demand, is convenient for cooperate different handrails, plays general effect. The fixing member 7 is integrally formed of plastic and is made of PU.

The cover plate 3 is mainly used for sealing the top end of the lifting sleeve 2, the cover plate 3 and the lifting sleeve 2 are fixedly connected through bolts, and the top end of the cover plate 3 is fixedly connected with the fixing piece 7 through a fastening piece. The cover plate 3 is provided with a fixing column 31 on one side facing the lower part, and a reset piece 32 is sleeved on the fixing column 31 to form a reset effect of the button 8. The cover plate 3 is integrally formed of plastic and is made of PU.

Lifting sleeve 2 is the endwise slip setting for fixing base 4, through endwise slip, forms the not co-altitude mixture control of handrail face 1. The top end of the lifting sleeve 2 is provided with a rotating shaft hole 21 for fixing the rotating shaft part on the top end of the pull rod 9, and the side surface of the top end of the lifting sleeve 2 is provided with a notch 22 for the part of the button 8 to extend into the lifting sleeve 2 to be matched with the pull rod 9.

The fixing base 4 is used for being connected and fixed with the chair as a whole, and the specific connection mode is the prior art, so it is not repeated here much, wherein one side of the fixing base 4 is provided with a plurality of gear grooves 41 distributed in an array, and the side that corresponds to the gear grooves is provided with a waist-shaped hole 42.

The top of the pull rod 9 is a plane, a rotating shaft portion 91 and a fixing groove 92 are arranged on two sides of the top of the pull rod 9, the rotating shaft portion 91 is used for being matched with the rotating shaft hole 21, the integral rotating effect of the pull rod 9 is achieved, the fixing groove 92 is matched with the fixing column 31, the top of the pull rod 9 is located below the cover plate 3, the reset piece 32 is sleeved on the fixing column 31, the other end of the reset piece abuts against the bottom surface of the fixing groove 92, the reset effect is formed, and the reset piece 32 is specifically arranged as a spring. The other side on the top of the pull rod 9 is connected with the button 8, the button 8 partially extends into the lifting sleeve 2 through the notch 22 and is connected with the pull rod 9, here it should be noted that the button 8 and the rotating shaft 91 are partially arranged on two sides of the lifting sleeve 2, the rotating shaft 91 is rotated by pressing the button 8, so as to drive the lower part of the pull rod 9 to move, and here the reset piece 32 is located between the button 8 and the rotating shaft 91. The button 8 is located and is equipped with the first spacing portion 81 that sets up and the spacing portion 82 of second that sets up downwards on the lifting sleeve 2 outside, through the first spacing portion 81 that sets up upwards, plays the spacing effect of button 8, prevents that the button 8 from excessively rotating, and the spacing portion 82 of second has still played the effect of direction in spacing, slides along the outer wall of lifting sleeve 2.

Be equipped with joint arch 93 and guide protrusion 94 on the lower extreme of pull rod 9, joint arch 93 is located both sides setting with guide protrusion 94, joint arch 93 be used for with gear groove 41 cooperation, realize the adjustment of different gear heights, guide protrusion 94 then slides along waist type hole 42 to play the direction effect, guaranteed pull rod 9 overall movement's stability. Further, the pull rod 9 and the button 8 are integrally formed by plastic.

The parts on the handrail are mostly formed by plastic in an integrated manner, so that the number of integral part parts is reduced, the whole handrail is simple and practical in structure and better in overall portability, the handrail can slide back and forth, slide left and right and rotate left and right besides the function of height adjustment, and is suitable for adjustment effects in different directions, so that the handrail is better in operation convenience and is suitable for different people, and meanwhile, the handrail has gear operation feeling in different directions and is more comfortable to use.

Claims

1. The utility model provides an office chair handrail of diversified regulation which characterized in that: the lifting sleeve is sleeved on the fixed seat and is arranged in an axial lifting manner relative to the fixed seat; the fixed seat is provided with gear grooves distributed in an array manner; the apron is located the lift cover on the top and seals the lift cover, and the button part stretches into in the lift cover and drives the other end rotation of pull rod with the linkage of pull rod top, and the button is located the lift cover outside and is equipped with the first spacing portion that sets up and the spacing portion of second that sets up downwards of orientation, and the pull rod top is located the below of apron and the lower extreme of pull rod be equipped with the joint arch of gear groove adaptation, and the pull rod sets up for plastics integrated into one piece with the button.

2. The armrest of an office chair as claimed in claim 1, wherein: a reset piece is arranged between the top end of the pull rod and the cover plate.

3. The armrest of an office chair as claimed in claim 2, wherein: be equipped with the fixed slot on the pull rod top, be equipped with the fixed column on the apron, the fixed column stretches into to the fixed slot in, and a pot head that resets is established on the fixed column, and the other end offsets with the bottom of fixed slot.

4. An armrest for an office chair as claimed in claim 3, wherein: the other side of the fixed seat is provided with a waist-shaped hole, the other side of the lower end of the pull rod is provided with a guide bulge, and the guide bulge slides on the waist-shaped hole.

5. The armrest of an office chair as claimed in claim 1, wherein: still including removing the seat, rotate piece and mounting, remove seat and handrail face linkage, be equipped with the cavity in the removal seat, be equipped with first slide rail and first arch on the cavity bottom surface, it is located the cavity to rotate the piece, and rotate and be equipped with on the piece with first protruding adaptation and be the first recess of array distribution and with the first spout of first slide rail adaptation, be equipped with at least three second recess on the top of rotating the piece, the mounting is located the top of rotating the piece and fixed with the cover connection, be equipped with on the mounting with the second protruding of second recess adaptation.

6. An armrest for an office chair as claimed in claim 5, wherein: the bottom surface of the cavity is also provided with a second sliding groove, the fixing piece is provided with a fastening column, and the fastening column slides in the second sliding groove.

7. An armrest for an office chair as claimed in claim 5, wherein: the movable seat, the rotating part and the fixing part are all integrally formed by plastics.

8. An armrest for an office chair as claimed in claim 5, wherein: at least two support columns are arranged on the movable seat, a third sliding groove is arranged on the handrail surface, and the support columns slide on the third sliding groove.

9. An armrest for an office chair as claimed in claim 8, wherein: a plurality of third grooves are arranged in the third sliding grooves, and the supporting columns are matched with the third grooves.

10. An armrest for an office chair as claimed in claim 9, wherein: still be equipped with the fourth spout on the handrail face, the support column slides on the fourth spout.