CN217065801U

CN217065801U - Office chair with adjustable armrests

Info

Publication number: CN217065801U
Application number: CN202220966962.2U
Authority: CN
Inventors: 邱建峰; 李伟; 俞瞻
Original assignee: Zhejiang Anji Sheng'an Furniture Co ltd
Current assignee: Zhejiang Anji Sheng'an Furniture Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-07-29
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses an office chair with adjustable armrests, which comprises a shell, an adjusting unit I and an adjusting and pressing unit II; a housing: the middle part of the lower surface of a horizontal plate body is provided with a supporting leg, the outer end heads of the lower surface of the supporting leg are provided with universal wheels, and the middle part of a vertical plate body of a shell is provided with a waist pad through an elastic belt; a first adjusting unit: the middle part of the inner cavity of the hollow fixed plate is connected with the I-shaped sliding plate in a sliding manner through an I-shaped sliding chute; adjusting according to a unit II: set up respectively in the upper surface of I shape slide, regulating unit one still includes mounting panel, spring, dop and card hole, the mounting panel sets up respectively in the opening that I shape slide lower extreme set up, all is equipped with the spring in the opening that the mounting panel middle part set up, and this office chair with adjustable handrail can adjust according to the desktop of co-altitude not.

Description

Office chair with adjustable armrests

Technical Field

The utility model relates to an office accommodation technical field specifically is an office chair with adjustable handrail.

Background

The office chair is various chairs which are convenient to work in daily work and social activities, the office chair is an essential article for people in daily work and study, and along with the pursuit of people on the quality of life, the requirements of people on the office chair are not only beautiful and comfortable in appearance, but also need to add some humanized design concepts;

at present, arms of a user are usually put on the armrests when the user uses the office chair, but most of the armrests of the office chair are usually fixed;

present office chair with adjustable handrail, it is not convenient enough when adjusting the handrail, comfortable inadequately when providing the support to the arm, can produce tired sense when typing for a long time, it is convenient inadequately when carrying out angle modulation to the handrail, for this reason, we provide an office chair with adjustable handrail.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an office chair with adjustable handrail, can adjust according to the desktop of co-altitude not, can effectively solve the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an office chair with adjustable armrests comprises a shell, an adjusting unit I and an adjusting pressing unit II;

a housing: the middle part of the lower surface of a horizontal plate body is provided with a supporting leg, the outer end heads of the lower surface of the supporting leg are provided with universal wheels, and the middle part of a vertical plate body of a shell is provided with a waist pad through an elastic belt;

a first adjusting unit: the middle part of the inner cavity of the hollow fixed plate is connected with the I-shaped sliding plate in a sliding manner through an I-shaped sliding chute;

adjusting according to a unit II: set up respectively in the upper surface of I shape slide for the user can be more convenient when adjusting the handrail, can be more comfortable provide the support to the arm, can the certain degree reduce tired sense when typing for a long time, can adjust according to the desktop of co-altitude not, has satisfied the demand of handrail angle modulation.

Further, the first adjusting unit further comprises a mounting plate, a spring, clamping heads and clamping holes, the mounting plate is arranged in an opening formed in the lower end of the I-shaped sliding plate respectively, the spring is arranged in the opening formed in the middle of the mounting plate, the front end and the rear end of the spring are respectively provided with the clamping heads, the clamping heads which are longitudinally adjacent are respectively connected with the opening formed in the lower end of the I-shaped sliding plate in a sliding mode, the clamping holes which are vertically and evenly distributed are formed in the front wall surface and the rear wall surface of the inner cavity of the hollow fixing plate, and the clamping heads are respectively clamped with the clamping holes and can be adjusted according to desktops of different heights.

Furthermore, the first adjusting unit further comprises a top plate, the top plate is arranged at the outer end of the clamping head respectively, and the outer end of the top plate penetrates through the opening in the front surface of the hollow fixing plate and extends to the outside, so that the operation of workers is facilitated.

Further, adjust and press unit two to include rice style of calligraphy jack, picture peg, rectangular plate and sliding plate, rice style of calligraphy jack sets up respectively in the upper surface of I shape slide, and the inside of rice style of calligraphy jack is all pegged graft and is had the picture peg, and the upper surface of picture peg all is equipped with the rectangular plate, and the equal sliding connection in inner chamber of rectangular plate has the sliding plate, has satisfied the demand that handrail angle modulation.

Furthermore, the adjusting press unit II further comprises locking bolts, the locking bolts are respectively in threaded connection with locking holes formed in the front ends of the two rectangular plates, which are opposite to each other, and the inner side ends of the locking bolts are respectively in close contact with the outer surface of the sliding plate to play a role in locking the sliding plate.

Furthermore, the upper surface of the rectangular plate is provided with a buffer pad, so that the buffer effect is achieved.

Further, the upper surface of blotter all is equipped with sweat absorbing pad, and sweat absorbing pad's upper surface all is equipped with ventilative pad for the user can be more comfortable when using.

Compared with the prior art, the beneficial effects of the utility model are that: this office chair with adjustable handrail has following benefit:

1. when needs are adjusted highly, the staff holds between the fingers vertical adjacent roof simultaneously, and exert force to the inboard simultaneously, the roof then simultaneously with the dop that the range drive corresponds to the inboard removal this moment, and then make the dop break away from the scope of the joint in card hole, at this moment the staff then upwards exerts force to drive I shape slide along I-shaped spout rebound, until adjusting to suitable high back, loosen the hand of holding between the fingers vertical adjacent roof, the spring that contracts this moment then kick-backs immediately and drives dop and roof and reset, make the dop block again in the card that corresponds downthehole, thereby make the user can be more convenient when adjusting the handrail, can more comfortable provide the support to the arm, can the reduction fatigue of certain degree feel when typing for a long time, can adjust according to the desktop of co-altitude not.

2. When the needs are to the angle modulation of handrail, the staff only need upwards extract the rectangular plate, make rice style of calligraphy jack break away from the grafting scope of picture peg, then select the suitable angle modulation of user, insert rice style of calligraphy jack in the picture peg once more, handrail angle modulation's demand has been satisfied, when needs extension handrail, the staff only needs anticlockwise rotation locking bolt, make the locking bolt break away from the scope with sliding plate in close contact with, and tear the sliding plate forward, adjust to suitable length after, clockwise rotation locking bolt, make the locking bolt and the surface in close contact with of sliding plate, thereby play the effect of locking to the sliding plate.

Drawings

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

fig. 2 is a schematic sectional structural view of a first adjusting unit of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is an enlarged schematic view of the position B of the present invention.

In the figure: the device comprises a shell 1, supporting legs 2, a first adjusting unit 3, a hollow fixing plate 31, an I-shaped sliding plate 32, a mounting plate 33, a spring 34, a clamping head 35, a clamping hole 36, a top plate 37, a second adjusting unit 4, an insertion hole 41 m in shape, a plug plate 42, a rectangular plate 43, a sliding plate 44, a locking bolt 45, a cushion 5, a sweat absorbing cushion 6, a breathable cushion 7, a waist cushion 8, an elastic belt 9 and a universal wheel 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an office chair with adjustable armrests comprises a shell 1, a first adjusting unit 3 and a second adjusting pressing unit 4;

a housing 1: the shell 1 provides an installation and support place for the accessory mechanism units, the middle part of the lower surface of the horizontal plate body is provided with a supporting leg 2, the supporting leg 2 plays a role in fixing and supporting, the outer end heads of the lower surfaces of the supporting legs 2 are respectively provided with a universal wheel 10 to play a role in fast moving, the middle part of the vertical plate body of the shell 1 is provided with a waist pad 8 through an elastic belt 9, so that the back of a human body can be more comfortable when leaning on the upper part;

the adjusting unit I3: the adjusting unit I3 comprises a hollow fixing plate 31 and an I-shaped sliding plate 32, the hollow fixing plate 31 is symmetrically arranged in the middle of the left surface and the right surface of a horizontal plate body of a shell 1, the middle of an inner cavity of the hollow fixing plate 31 is connected with the I-shaped sliding plate 32 through an I-shaped sliding groove in a sliding manner, the adjusting unit I3 further comprises a mounting plate 33, springs 34, clamping heads 35 and clamping holes 36, the mounting plate 33 is respectively arranged in an opening arranged at the lower end of the I-shaped sliding plate 32, the springs 34 are respectively arranged in the openings arranged in the middle of the mounting plate 33, the clamping heads 35 are respectively arranged at the front end and the rear end of each spring 34, the longitudinally adjacent clamping heads 35 are respectively connected with the openings arranged at the lower end of the I-shaped sliding plate 32 in a sliding manner, the clamping holes 36 which are uniformly distributed in a vertical manner are respectively arranged on the front wall surface and the rear wall surface of the inner cavity of the hollow fixing plate 31, the clamping heads 35 are respectively clamped with the clamping holes 36, the top plate 37 is respectively arranged at the outer end of the top plate 37, the top plate passes through the openings on the front surface of the hollow fixing plate 31 and extends to the outside, when the height needs to be adjusted, the worker simultaneously pinches the longitudinally adjacent top plates 37 and applies force to the inner side, at the same time, the top plates 37 drive the corresponding clamping heads 35 to move to the inner side with the same amplitude, so that the chuck 35 is separated from the clamping range of the clamping hole 36, at this time, the worker applies upward force to drive the i-shaped sliding plate 32 to move upward along the i-shaped sliding slot arranged in the inner cavity of the hollow fixing plate 31 until the height is adjusted to a proper height, the hand pinching the longitudinally adjacent top plate 37 is released, the contracted spring 34 rebounds immediately at the moment to drive the chuck 35 and the top plate 37 to reset, so that the chuck 35 is clamped in the corresponding clamping hole 36 again, thereby leading the user to be more convenient when adjusting the handrail and more comfortably providing support for the handrail, the fatigue can be reduced to a certain extent when the user types for a long time, and the desktop can be adjusted according to different heights;

adjusting and pressing a unit two 4: the adjusting and pressing unit II 4 comprises a Mi-shaped jack 41, an inserting plate 42, a rectangular plate 43 and a sliding plate 44, the Mi-shaped jacks 41 are respectively arranged on the upper surface of the I-shaped sliding plate 32, the inserting plate 42 is inserted into the Mi-shaped jacks 41, the rectangular plate 43 is arranged on the upper surface of the inserting plate 42, the sliding plate 44 is connected to the inner cavity of the rectangular plate 43 in a sliding manner, the adjusting and pressing unit II 4 further comprises locking bolts 45, the locking bolts 45 are respectively in threaded connection with locking holes formed in the front ends of the opposite deviation surfaces of the two rectangular plates 43, the inner side ends of the locking bolts 45 are respectively in close contact with the outer surface of the sliding plate 44, when the angle of the handrail needs to be adjusted, a worker only needs to pull out the rectangular plate 43 upwards to enable the Mi-shaped jacks 41 to be separated from the inserting range of the inserting plate 42, then a proper angle of the user is selected to adjust, and the Mi-shaped jacks 41 are inserted into the inserting plate 42 again, the requirement of handrail angle modulation has been satisfied, when needs extension handrail, the staff only need anticlockwise rotation locking bolt 45 for locking bolt 45 breaks away from the scope with sliding plate 44 in close contact with, and pulls sliding plate 44 forward, adjusts to suitable length after, clockwise rotation locking bolt 45, makes locking bolt 45 and sliding plate 44's surface in close contact with, thereby plays the effect of locking to sliding plate 44.

Wherein: the upper surface of rectangular plate 43 all is equipped with blotter 5, and blotter 5 plays the effect of buffering.

Wherein: the upper surface of blotter 5 all is equipped with sweat-absorbing pad 6, and the upper surface of sweat-absorbing pad 6 all is equipped with ventilative pad 7, and sweat-absorbing pad 6 then plays the effect of sweat-absorbing, and ventilative pad 7 makes the user can be more comfortable when using.

The utility model provides a pair of office chair with adjustable handrail's theory of operation as follows: when the height needs to be adjusted, a worker simultaneously holds the longitudinally adjacent top plates 37 and simultaneously exerts force to the inner side, at the moment, the top plates 37 simultaneously drive the corresponding chucks 35 to move to the inner side with the same amplitude, so that the chucks 35 are separated from the clamping range of the clamping holes 36, at the moment, the worker upwards exerts force to drive the I-shaped sliding plates 32 to move upwards along the I-shaped sliding grooves arranged in the inner cavity of the hollow fixing plate 31 until the height is adjusted to be proper, the hands holding the longitudinally adjacent top plates 37 are released, at the moment, the contracted springs 34 immediately rebound to drive the chucks 35 and the top plates 37 to reset, so that the chucks 35 are clamped into the corresponding clamping holes 36 again, a user can more conveniently adjust the handrail, more comfortably support the armrests, the fatigue feeling can be reduced to a certain degree during long-time typing, and the adjustment can be carried out according to table tops of different heights, when the angle adjustment to the handrail is needed, the staff only need upwards extract rectangular plate 43, make rice style of calligraphy jack 41 break away from the grafting scope of picture peg 42, then select the suitable angle adjustment of user, insert rice style of calligraphy jack 41 in picture peg 42 once more, handrail angle adjustment's demand has been satisfied, when the handrail needs to be prolonged, the staff only needs anticlockwise rotation locking bolt 45, make locking bolt 45 break away from the scope with sliding plate 44 in close contact with, and tear sliding plate 44 forward, adjust to suitable length after, clockwise rotation locking bolt 45, make locking bolt 45 and sliding plate 44's surface in close contact with, thereby play the effect of locking to sliding plate 44, blotter 5 plays the effect of buffering, sweat-absorbing pad 6 then plays sweat-absorbing's effect, ventilative pad 7 makes so that the user can be more comfortable when using.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An office chair with adjustable handrail, its characterized in that: comprises a shell (1), a first adjusting unit (3) and a second adjusting unit (4);

housing (1): the middle part of the lower surface of a horizontal plate body is provided with a supporting leg (2), the outer end heads of the lower surface of the supporting leg (2) are provided with universal wheels (10), and the middle part of a vertical plate body of a shell (1) is provided with a waist pad (8) through an elastic belt (9);

adjusting unit one (3): the device comprises a hollow fixing plate (31) and an I-shaped sliding plate (32), wherein the hollow fixing plate (31) is symmetrically arranged in the middle of the left surface and the right surface of a horizontal plate body of a shell (1), and the middle of an inner cavity of the hollow fixing plate (31) is connected with the I-shaped sliding plate (32) through an I-shaped sliding chute in a sliding manner;

regulating according to unit two (4): are respectively arranged on the upper surface of the I-shaped sliding plate (32).

2. An adjustable armrest office chair as claimed in claim 1, wherein: adjusting element (3) still include mounting panel (33), spring (34), dop (35) and card hole (36), mounting panel (33) set up respectively in the opening that I shape slide (32) lower extreme set up, all are equipped with spring (34) in the opening that mounting panel (33) middle part set up, and the front and back end of spring (34) all is equipped with dop (35), and vertical adjacent dop (35) respectively with the opening sliding connection that I shape slide (32) lower extreme set up, the wall all is equipped with vertical evenly distributed's card hole (36) around the inner chamber of cavity fixed plate (31), dop (35) respectively with card hole (36) joint.

3. An adjustable armrest office chair as claimed in claim 2, wherein: the first adjusting unit (3) further comprises a top plate (37), the top plate (37) is arranged at the end head of the outer side of the clamping head (35), and the end head of the outer side of the top plate (37) penetrates through the opening in the front surface of the hollow fixing plate (31) and extends to the outside.

4. An adjustable armrest office chair as claimed in claim 1, wherein: adjust and press unit two (4) including rice style of calligraphy jack (41), picture peg (42), rectangular plate (43) and sliding plate (44), rice style of calligraphy jack (41) set up respectively in the upper surface of I shape slide (32), and the inside of rice style of calligraphy jack (41) is all pegged graft and is had picture peg (42), and the upper surface of picture peg (42) all is equipped with rectangular plate (43), and the equal sliding connection in inner chamber of rectangular plate (43) has sliding plate (44).

5. An adjustable armrest office chair as claimed in claim 4, wherein: the adjusting press unit II (4) further comprises locking bolts (45), the locking bolts (45) are respectively in threaded connection with locking holes formed in the front ends of the two rectangular plates (43) facing away from the front end, and the inner side ends of the locking bolts (45) are respectively in close contact with the outer surface of the sliding plate (44).

6. An adjustable armrest office chair as claimed in claim 4, wherein: the upper surface of the rectangular plate (43) is provided with a cushion pad (5).

7. An adjustable armrest office chair as claimed in claim 6, wherein: the upper surface of blotter (5) all is equipped with sweat-absorbing pad (6), and the upper surface of sweat-absorbing pad (6) all is equipped with ventilative pad (7).