CN215015415U

CN215015415U - Office chair with leg supporting mechanism capable of lying

Info

Publication number: CN215015415U
Application number: CN202121313138.9U
Authority: CN
Inventors: 何建龙
Original assignee: Anhui Yiyi Industrial Co ltd
Current assignee: Anhui Yiyi Industrial Co ltd
Priority date: 2021-06-12
Filing date: 2021-06-12
Publication date: 2021-12-07
Anticipated expiration: 2031-06-12

Abstract

The utility model discloses a lying type office chair with a leg supporting mechanism, which comprises a base and an angle adjusting mechanism; base: a rotating column is rotatably connected to the center of the upper surface of the rotary column, a chair surface is arranged at the upper end of the rotating column, an extension barrel is arranged on the left side surface of the chair surface, a rotating barrel is rotatably connected to the interior of the extension barrel, a chair back is arranged on the outer arc surface of the rotating barrel, the chair back is slidably connected with a fan-shaped sliding opening in the middle of the outer arc surface of the extension barrel, a locking mechanism is arranged in the rotating barrel, and a leg pad plate is rotatably connected to a gap at the right end of the bottom surface of the base; angle adjustment mechanism: the right end of the angle adjusting mechanism is contacted with the leg pad plate; wherein: the locking mechanism comprises a sliding column, a conjunction block and teeth; this can formula of lying take shank supporting mechanism's office chair can satisfy lying of arbitrary angle and lean on to for personnel's shank provides the support, the comfort when guaranteeing personnel's use comprehensively, application scope is wider.

Description

Office chair with leg supporting mechanism capable of lying

Technical Field

The utility model relates to a xxx technical field specifically is a formula of can lying takes shank supporting mechanism's office chair.

Background

The office chair refers to various chairs which are equipped for working conveniently in daily work and social activities. The narrowly defined office chair refers to a backrest chair on which a person sits when working on a desktop in a sitting posture, and the generalized office chair is all chairs used in offices, including office chairs, middle class chairs, guest-meeting chairs, employee chairs, conference chairs, visitor chairs, training chairs and the like.

In order to meet the use requirements of different scenes, office chairs are mainly divided into a boss chair, a work chair, an employee chair, a supervisor chair, a conference chair, a passenger-meeting chair, an ergonomic chair and the like. In order to increase the comfort of people in use, the chair back of a part of office chairs can be put down to enable the people to lie.

The existing office chair generally cannot provide support for legs of a person while having a lying function, and cannot comprehensively ensure the comfort of the person in use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a can formula of lying take shank supporting mechanism's office chair, can satisfy lying of arbitrary angle and lean on to for personnel's shank provides the support, the comfort when guaranteeing personnel's use comprehensively, application scope is wider, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lying type office chair with a leg supporting mechanism comprises a base and an angle adjusting mechanism;

base: a rotating column is rotatably connected to the center of the upper surface of the rotary column, a chair surface is arranged at the upper end of the rotating column, an extension barrel is arranged on the left side surface of the chair surface, a rotating barrel is rotatably connected to the interior of the extension barrel, a chair back is arranged on the outer arc surface of the rotating barrel, the chair back is slidably connected with a fan-shaped sliding opening in the middle of the outer arc surface of the extension barrel, a locking mechanism is arranged in the rotating barrel, and a leg pad plate is rotatably connected to a gap at the right end of the bottom surface of the base;

angle adjustment mechanism: it sets up in the bottom surface of seat, and angle adjustment mechanism's right-hand member and the contact of leg pad board can satisfy lying of arbitrary angle and lean on to for personnel's shank provides the support, the comfort when guaranteeing personnel's use comprehensively, application scope is wider.

Further, locking mechanism includes traveller, agrees with piece and tooth, the number of traveller is two, and the spacing draw runner of two traveller extrados all is connected with the vertical sliding connection of spacing spout of rotary drum inner arc wall, and the back of the body lateral surface that keeps away from of traveller all is equipped with agrees with the piece, and both ends all are equipped with evenly distributed's tooth about extending a section of thick bamboo inner arc wall, and the tooth's socket and the tooth one-to-one that agree with piece edge department evenly distributed can carry out the locking to the angle of the back of the chair.

Furthermore, the locking mechanism further comprises a spring, the spring is arranged between the opposite inner side faces of the two sliding columns, and the spring is located inside the rotary drum and can drive the sliding columns to reset.

Further, angle adjustment mechanism includes rectangular plate, screw rod, knob, slide bar and push pedal, rectangular plate bilateral symmetry sets up in the bottom surface of seat, rotate through the bearing between the relative inside front end of two rectangular plates and be connected with the screw rod, the left end of screw rod extends to left rectangular plate left side and is equipped with the knob in end department, be equipped with the slide bar between the relative inside rear end of two rectangular plates, the screw rod is connected with the screw thread of push pedal left front end, slide bar and the slide opening sliding connection of push pedal left rear end, the right-hand member and the contact of leg pad board of push pedal, can make the leg pad board take place to incline, provide supporting role for personnel's shank.

Further, angle adjustment mechanism still includes forked tail draw runner, connection rib and forked tail sliding sleeve, the symmetry sets up in the bottom surface of seat around the forked tail draw runner, and the side all is equipped with evenly distributed's connection rib around the push-up board, and horizontal three connection rib upper end that corresponds all with forked tail sliding sleeve fixed connection, forked tail sliding sleeve and the horizontal forked tail draw runner sliding connection that corresponds can lead to the supporting role for it provides at the removal in-process of push-up board, ensures the push-up board steadily to move.

Furthermore, there is the clearance between the right flank of left side face of pad leg board and forked tail sliding sleeve, can further promote the tilting scope of pad leg board, and application scope is wider.

Furthermore, the front side and the rear side of the chair surface are respectively provided with the armrests, so that the support effect can be provided for both hands of a person, and the comfort of the person is improved.

Compared with the prior art, the beneficial effects of the utility model are that: this office chair of formula of can lying area shank supporting mechanism has following benefit:

1. when personnel need lie down to have a rest, press two conjunction blocks manually simultaneously, make conjunction block and tooth contactless no longer, remove the spacing to the traveller, personnel can adjust the inclination of the back of the chair at will according to user demand this moment, adjust the completion back, loosen and agree with the block, two conjunction blocks that receive the elastic potential energy influence of spring reset and agree with the tooth once more, realize the angle locking to the back of the chair.

2. The screw rod is driven to rotate by a person through a knob manually, the screw rod is in threaded connection with a screw hole at the left front end of the pushing plate, the sliding rod is in sliding connection with a sliding hole at the left rear end of the pushing plate, the push plate can move rightwards to jack the leg pad plate, so that the leg pad plate is inclined at a certain angle to provide a supporting function for the legs of personnel, the dovetail sliding strip and the dovetail sliding sleeve can provide a supporting function for the push plate in the moving process of the push plate to ensure that the push plate moves stably, in addition, when the pushing plate pushes the leg pad plate up for a certain angle, the pushing plate can not push the leg pad plate up to be horizontal, at the moment, the screw rod is continuously driven to rotate through the knob, can make the forked tail sliding sleeve replace the knockout plate with filling up leg board towards the horizontality jack-up, further promote the tilting scope of filling up leg board, application scope is wider, and the handrail can provide the supporting role for personnel's both hands, increases personnel's comfort.

Drawings

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

FIG. 2 is a schematic view of the left-view plane inner-section structure of the extension cylinder of the present invention;

fig. 3 is a schematic view of the bottom view internal cut structure of the present invention.

In the figure: the device comprises a base 1, a rotary column 2, a chair seat 3, an extension tube 4, a rotary tube 5, a chair back 6, a locking mechanism 7, a sliding column 71, a fit block 72, teeth 73, a spring 74, a leg pad plate 8, an angle adjusting mechanism 9, a rectangular plate 91, a screw 92, a knob 93, a sliding rod 94, a pushing plate 95, a dovetail sliding bar 96, a connecting rib 97, a dovetail sliding sleeve 98 and an armrest 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. 1-3, the present embodiment provides a technical solution: a lying type office chair with a leg supporting mechanism comprises a base 1 and an angle adjusting mechanism 9;

base 1: the center of the upper surface of the rotary column is rotatably connected with the rotary column 2, the upper end of the rotary column 2 is provided with a seat 3, the orientation of a person can be freely changed in the using process of the person, the left side surface of the seat 3 is provided with an extension cylinder 4, the interior of the extension cylinder 4 is rotatably connected with a rotary cylinder 5, the outer arc surface of the rotary cylinder 5 is provided with a chair back 6, the chair back 6 is in sliding connection with a fan-shaped sliding opening in the middle of the outer arc surface of the extension cylinder 4, a supporting effect is provided for the body of the person from the rear, the person is more comfortable, a locking mechanism 7 is arranged inside the rotary cylinder 5, and a leg cushion plate 8 is rotatably connected in a notch at the right end of the bottom surface of the base 1, so that the legs of the person can be supported, and the comfort when the person is used is comprehensively ensured;

angle adjustment mechanism 9: the angle adjusting mechanism 9 is arranged on the bottom surface of the chair surface 3, the right end of the angle adjusting mechanism 9 is contacted with the leg pad plate 8, the angle adjusting mechanism 9 comprises a rectangular plate 91, a screw rod 92, a knob 93, a slide rod 94 and a push plate 95, the rectangular plate 91 is bilaterally and symmetrically arranged on the bottom surface of the chair surface 3, the front ends of the opposite inner side surfaces of the two rectangular plates 91 are rotatably connected with the screw rod 92 through a bearing, the left end of the screw rod 92 extends to the left side of the rectangular plate 91 on the left side and is provided with the knob 93 at the end, the slide rod 94 is arranged between the rear ends of the opposite inner side surfaces of the two rectangular plates 91, the screw rod 92 is in threaded connection with a screw hole at the left front end of the push plate 95, the slide rod 94 is in sliding connection with a slide hole at the left rear end of the push plate 95, the right end of the push plate 95 is contacted with the leg pad plate 8, the angle adjusting mechanism 9 also comprises a dovetail slide bar 96, a connecting rib 97 and a slide sleeve 98, the dovetail slide bar 96 is symmetrically arranged on the bottom surface of the chair surface 3, the front side and the rear side of the push plate 95 are provided with evenly distributed connecting ribs 97, the upper ends of three connecting ribs 97 which correspond transversely are fixedly connected with a dovetail sliding sleeve 98, the dovetail sliding sleeve 98 is connected with a dovetail sliding strip 96 which corresponds transversely in a sliding manner, a gap exists between the left side surface of the leg pad plate 8 and the right side surface of the dovetail sliding sleeve 98, a person manually drives a screw 92 to rotate through a knob 93, because the screw 92 is in threaded connection with a screw hole at the left front end of the push plate 95, a sliding rod 94 is in sliding connection with a sliding hole at the left rear end of the push plate 95, the push plate 95 can move rightwards to jack the leg pad plate 8, the leg pad plate 8 is inclined at a certain angle to provide a supporting function for legs of the person, the dovetail sliding strip 96 and the dovetail sliding sleeve 98 can provide a supporting function for the push plate 95 in the moving process, the push plate 95 is ensured to move stably, in addition, after the push plate 95 jacks the leg pad plate 8 at a certain angle, the ejector plate 95 can not jack up the pad leg plate 8 to be the horizontal state any more, continues to drive the screw 92 to rotate through the knob 93 this moment, can make the dovetail sliding sleeve 98 replace the ejector plate 95 with pad leg plate 8 towards the horizontal state jack-up, further promotes the tilting scope of pad leg plate 8, and application scope is wider.

Wherein: the locking mechanism 7 comprises sliding columns 71, fit blocks 72 and teeth 73, the number of the sliding columns 71 is two, the limit sliding strips of the outer arc surfaces of the two sliding columns 71 are longitudinally and slidably connected with the limit sliding grooves of the inner arc wall of the rotary drum 5, the opposite outer side surfaces of the sliding columns 71 are respectively provided with the fit blocks 72, the left end and the right end of the inner arc wall of the extension drum 4 are respectively provided with the teeth 73 which are uniformly distributed, the tooth sockets uniformly distributed at the edges of the fit blocks 72 are in one-to-one correspondence with the teeth 73, the locking mechanism 7 further comprises springs 74, the springs 74 are arranged between the opposite inner side surfaces of the two sliding columns 71, the springs 74 are positioned in the rotary drum 5, when a person needs to lie down for rest, the two fit blocks 72 are manually pressed at the same time, the fit blocks 72 are not in contact with the teeth 73 any more, the limit on the sliding columns 71 is released, the person can randomly adjust the inclination angle of the chair back 6 according to use requirements at this time, and the fit blocks 72 are released after the adjustment is completed, the two engagement blocks 72 are reset under the influence of the elastic potential energy of the spring 74 and are engaged with the teeth 73 again, so that the angle locking of the chair back 6 is realized.

Wherein: the front side and the rear side of the seat 3 are provided with armrests 10, and the armrests 10 can provide support for both hands of a person, so that the comfort of the person is improved.

The utility model provides a pair of office chair of formula of can lying area shank supporting mechanism's theory of operation as follows: when a person needs to lie down for a rest, the two conjunction blocks 72 are manually pressed at the same time, the conjunction blocks 72 are enabled to be not in contact with the teeth 73 any more, the limitation on the sliding column 71 is removed, at the moment, the person can randomly adjust the inclination angle of the chair back 6 according to the use requirement, after the adjustment is completed, the conjunction blocks 72 are loosened, the two conjunction blocks 72 are reset under the influence of the elastic potential energy of the spring 74 and are enabled to be in conjunction with the teeth 73 again, the angle locking on the chair back 6 is realized, then, the person manually drives the screw 92 to rotate through the knob 93, as the screw 92 is in threaded connection with the screw hole at the left front end of the push plate 95, the sliding rod 94 is in sliding connection with the sliding hole at the left rear end of the push plate 95, the push plate 95 can be enabled to move rightwards to jack up the leg pad plate 8, the leg pad plate 8 is enabled to incline at a certain angle, a supporting effect is provided for the legs of the person, the dovetail slide strips 96 and the sliding sleeves 98 can provide a supporting effect for the dovetail 95 in the moving process of the push plate, ensure the smooth movement of push plate 95, in addition, after push plate 95 will fill up 8 jack-ups certain angles of leg board, push plate 95 can't be the horizontality with filling up 8 jack-ups of leg board again, continue to drive screw 92 through knob 93 this moment and rotate, can make forked tail sliding sleeve 98 replace push plate 95 will fill up leg board 8 towards the horizontality jack-up, further promote the tilting scope who fills up leg board 8, application scope is wider, handrail 10 can provide the supporting role for personnel's both hands, increase personnel's comfort.

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. The utility model provides a can formula of lying take leg supporting mechanism's office chair which characterized in that: comprises a base (1) and an angle adjusting mechanism (9);

base (1): the center of the upper surface of the base is rotatably connected with a rotary column (2), the upper end of the rotary column (2) is provided with a chair surface (3), the left side surface of the chair surface (3) is provided with an extension cylinder (4), the interior of the extension cylinder (4) is rotatably connected with a rotary cylinder (5), the outer arc surface of the rotary cylinder (5) is provided with a chair back (6), the chair back (6) is slidably connected with a fan-shaped sliding opening in the middle of the outer arc surface of the extension cylinder (4), the interior of the rotary cylinder (5) is provided with a locking mechanism (7), and a gap at the right end of the bottom surface of the base (1) is rotatably connected with a leg cushion plate (8);

angle adjustment mechanism (9): which is arranged on the bottom surface of the chair surface (3), and the right end of the angle adjusting mechanism (9) is contacted with the leg pad plate (8).

2. A recumbent office chair with leg support according to claim 1, wherein: locking mechanical system (7) include traveller (71), agree with piece (72) and tooth (73), the number of traveller (71) is two, and the spacing draw runner of two traveller (71) extrados all with the spacing spout longitudinal sliding connection of rotary drum (5) inner arc wall, and the back of the body lateral surface that keeps away from of traveller (71) all is equipped with and agrees with piece (72), and both ends all are equipped with evenly distributed's tooth (73) about the inner arc wall of an extension section of thick bamboo (4), and the tooth's socket and tooth (73) one-to-one that agree with piece (72) edge evenly distributed.

3. A recumbent office chair with leg support according to claim 2, wherein: the locking mechanism (7) further comprises a spring (74), the spring (74) is arranged between the opposite inner side faces of the two sliding columns (71), and the spring (74) is located inside the rotary drum (5).

4. A recumbent office chair with leg support according to claim 1, wherein: angle adjustment mechanism (9) include rectangular plate (91), screw rod (92), knob (93), slide bar (94) and push-up board (95), rectangular plate (91) bilateral symmetry sets up in the bottom surface of seat (3), be connected with screw rod (92) through bearing rotation between the relative medial surface front end of two rectangular plate (91), the left end of screw rod (92) extends to left rectangular plate (91) left side and is equipped with knob (93) in end department, be equipped with slide bar (94) between the relative medial surface rear end of two rectangular plate (91), screw rod (92) and the screw threaded connection of push-up board (95) left front end, slide bar (94) and the sliding hole sliding connection of push-up board (95) left rear end, the right-hand member and the pad leg board (8) contact of push-up board (95).

5. A recumbent office chair with leg support according to claim 4, wherein: angle adjustment mechanism (9) still include forked tail draw runner (96), connection rib (97) and forked tail sliding sleeve (98), the symmetry sets up in the bottom surface of seat (3) around forked tail draw runner (96), and the side all is equipped with evenly distributed's connection rib (97) around push pedal (95), and horizontal three connection rib (97) upper end that corresponds all with forked tail sliding sleeve (98) fixed connection, forked tail sliding sleeve (98) and horizontal forked tail draw runner (96) sliding connection that corresponds.

6. A recumbent office chair with leg support according to claim 5, wherein: a gap exists between the left side face of the pad leg plate (8) and the right side face of the dovetail sliding sleeve (98).

7. A recumbent office chair with leg support according to claim 1, wherein: armrests (10) are arranged on the front side face and the rear side face of the chair face (3).