CN218942650U

CN218942650U - Office chair pedal mechanism

Info

Publication number: CN218942650U
Application number: CN202222991878.9U
Authority: CN
Inventors: 曾保权; 冯利
Original assignee: Shenzhen Maosheng Smart Home Technology Co ltd
Current assignee: Shenzhen Maosheng Smart Home Technology Co ltd
Priority date: 2022-11-10
Filing date: 2022-11-10
Publication date: 2023-05-02
Anticipated expiration: 2032-11-10

Abstract

The utility model discloses an office chair pedal mechanism, which relates to the technical field of office chairs and particularly relates to an office chair pedal mechanism. This office chair pedal mechanism, through the bottom joint support frame at the bedplate, make things convenient for movable sleeve, through the pinion rack is connected to the bottom at movable sleeve, conveniently connect first backup pad, and then conveniently connect the pedal, through the inside movable sleeve spacing pinion rack at the stop collar, connect the dwang through first backup pad and reset spring simultaneously, the convenience is according to user's demand, the activity of control pinion rack can the stretching out or withdrawing of stable control pedal, the practicality of device has been improved.

Description

Office chair pedal mechanism

Technical Field

The utility model relates to the technical field of office chairs, in particular to an office chair pedal mechanism.

Background

Office chairs refer to various chairs equipped for convenience in daily work and social activities, and narrow office chairs refer to backrest chairs where a person sits when performing a desktop work in a sitting posture state, and generalized office chairs refer to all chairs used in offices, including office chairs, guest chairs, staff chairs, conference chairs, guest chairs, training chairs, and the like.

The office chair is the articles for daily use of assisting people's work for making things convenient for the user to sit down and rest, and in order to improve user's comfort level, can connect the pedal through the damping piece in the below of office chair bedplate, through taking out the pedal, can facilitate the user to support and place the shank, improved user's comfort level, but adopt this kind of mode to connect the damping piece, though simple structure, after its use for a period of time, the frequent friction of damping piece can lead to its inside extending structure's joint surface to be smooth gradually, lead to the pedal easy activity, when receiving less external force, can move outside or withdraw the below of seat, lead to the user to have the trend of tumbleing, inconvenient user places the foot, for this reason, we propose an office chair pedal mechanism.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an office chair pedal mechanism, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an office chair pedal mechanism, includes the bedplate, the bottom surface fixedly connected with support frame of bedplate, the outside movable sleeve of support frame is equipped with movable sleeve, the bottom surface fixed mounting of movable sleeve has the pinion rack, the bottom surface fixed mounting of bedplate has the stop collar, the preceding fixed mounting of bedplate has first backup pad, the back swing joint of first backup pad has reset spring, reset spring's rear end fixed has the dwang, the outside fixed sleeve of dwang has two rotation tooth sleeves and spacing tooth sleeve.

Optionally, two right side fixedly connected with second backup pad of pinion rack, the bottom surface of second backup pad is close to left position fixed mounting has the flexible post, the right side fixedly connected with ejector pad of flexible post output shaft, the bottom surface fixed mounting of second backup pad has the supporting shoe, the inside movable sleeve of supporting shoe is equipped with the pedal.

Optionally, the rotation tooth cover is located the below of pinion rack, the top surface of rotation tooth cover and the bottom surface intermeshing of pinion rack, spacing tooth cover movable sleeve is at the inner chamber of stop collar.

Optionally, the length value of the rotating tooth sleeve is twice the width value of the toothed plate, and the length value of the limiting tooth sleeve is the same as the width value of the limiting sleeve.

Optionally, the movable sleeve and the seat board are parallel to each other up and down, and the left surface and the right surface of the seat board and the left surface and the right surface of the movable sleeve are positioned on the same vertical surface.

Optionally, the right side of the push block is provided with a cambered surface, and the bottom surface of the push block and the bottom surface of the support block are positioned on the same horizontal plane.

Optionally, the width value of pedal is the same with the width value of bedplate, the second backup pad is the T font, the telescopic column is located the left side of pedal.

The utility model provides an office chair pedal mechanism, which has the following beneficial effects:

1. this office chair pedal mechanism, through the bottom joint support frame at the bedplate, make things convenient for movable sleeve, through the pinion rack is connected to the bottom at movable sleeve, conveniently connect first backup pad, and then conveniently connect the pedal, through the inside movable sleeve spacing pinion rack at the stop collar, connect the dwang through first backup pad and reset spring simultaneously, the convenience is according to user's demand, the activity of control pinion rack can the stretching out or withdrawing of stable control pedal, the practicality of device has been improved.

2. This office chair pedal mechanism through the push block is connected through flexible post in the bottom surface of second backup pad, makes the bottom surface fixed mounting supporting shoe of second backup pad, at the outside movable suit pedal of supporting shoe, utilizes the cooperation of push block, conveniently rotates the pedal suitable angle around the axle center of supporting shoe when using, according to user's demand, controls pedal suitable angle of rotation, has improved the suitability of device, makes things convenient for the use of device.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the split structure of the present utility model;

FIG. 3 is a schematic view of the structure of the limiting gear sleeve of the present utility model;

fig. 4 is a schematic structural view of the pedal of the present utility model.

In the figure: 1. a seat plate; 2. a support frame; 3. a movable sleeve; 4. a toothed plate; 5. a limit sleeve; 6. a first support plate; 7. a return spring; 8. a rotating lever; 9. rotating the tooth sleeve; 10. limiting tooth sleeves; 11. a rotary knob; 12. a second support plate; 13. a telescopic column; 14. a pushing block; 15. a support block; 16. and (5) pedaling.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the office chair pedal mechanism comprises a seat board 1, the seat board 1 is connected with a chair, a support frame 2 is fixedly connected to the bottom surface of the seat board 1, a movable sleeve 3 is movably sleeved outside the support frame 2, a rotary toothed sleeve 9 is positioned below a toothed plate 4, the top surface of the rotary toothed sleeve 9 is meshed with the bottom surface of the toothed plate 4, a limit toothed sleeve 10 is movably sleeved in an inner cavity of the limit toothed sleeve 5, the limit toothed sleeve 10 moves to the outside of the limit toothed sleeve 5, a rotary knob 11 is rotated, a rotary rod 8 is driven to rotate by the rotary knob 11, the limit toothed sleeve 10 moves to the outside of the limit toothed sleeve 5, the rotary rod 8 is supported in the inside of the limit toothed sleeve 5, meanwhile, the two rotary toothed sleeves 9 are in a rotatable state, the left and right movement of the toothed plate 4 is conveniently controlled, the toothed plate 4 is fixedly arranged on the bottom surface of the movable sleeve 3, the limit toothed sleeve 5 is fixedly arranged on the bottom surface of the seat board 1, the length value of the rotary toothed sleeve 9 is twice the width value of the toothed plate 4, the length value of the limiting gear sleeve 10 is the same as the width value of the limiting sleeve 5, so that the two rotating gear sleeves 9 are driven to rotate around the axle center of the limiting gear sleeve 10 in the rotating process of the rotating rod 8, the rotating gear sleeve 9 drives the toothed plate 4 to move leftwards, the movable sleeve 3 drives the toothed plate 4 to move rightwards under the limit of the supporting frame 2, the device is convenient to use, the rotating gear sleeve 9 is convenient to control the rotation of the toothed plate 4, the pedal 16 is pushed to the right side of the seat plate 1 when the device is needed, the first supporting plate 6 is fixedly arranged in front of the seat plate 1, the reset spring 7 is movably connected to the back of the first supporting plate 6, the rotating rod 8 is fixedly arranged at the rear end of the reset spring 7, the two rotating gear sleeves 9 and the limiting gear sleeve 10 are fixedly sleeved outside the rotating rod 8, the rotating button 11 is pressed forwards, the rotating button 11 pushes the rotating rod 8 forwards, the reset spring 7 is in a compressed state, the reset spring 7 plays a role in limiting the position of the limiting gear sleeve 10, and when the reset spring 7 is used, the limiting gear sleeve 10 is clamped in the inner cavity of the limiting sleeve 5 and the movement of the toothed plate 4 is avoided.

Referring to fig. 4, the right side fixedly connected with second backup pad 12 of two pinion racks 4, the width value of pedal 16 is the same with the width value of bedplate 1, second backup pad 12 is the tee-shaped, telescopic column 13 is located the left side of pedal 16, the output shaft of control telescopic column 13 stretches out, utilize the output shaft of telescopic column 13 to promote the ejector pad 14 to move to the right, utilize ejector pad 14 to promote pedal 16 around the axle center rotation of supporting shoe 15, make pedal 16 rotate to suitable position, the setting of telescopic column 13 and ejector pad 14, when using, the convenient pedal 16 of control rotates, make pedal 16 expansion shaping, the bottom surface of second backup pad 12 is close to the fixed mounting of left side has telescopic column 13, the right side of ejector pad 14 is offered to be the cambered surface, the bottom surface of ejector pad 14 and the bottom surface of supporting shoe 15 are located same horizontal plane, the setting of supporting shoe 15 plays the effect of supporting pedal 16, make the bottom surface of supporting shoe 15 and the top surface of ejector pad 14 be located same horizontal plane, the right side of utilizing ejector pad 14 is offered simultaneously and is the cambered surface, can be according to the position of ejector pad 14 when using, the control pedal 16 rotation angle, the pedal 16 rotates, the bottom surface of pedal 16 is equipped with pedal 16 when using pedal 16, the fixed connection pedal 16 is equipped with pedal 16 when using pedal 16, the telescopic column 16 is not used, the realization is convenient, the pedal 16 is equipped with the pedal 16.

To sum up, when the office chair pedal mechanism is used, when the pedals are required to be pulled out, the rotary button 11 is pressed forwards, the rotary button 11 pushes the rotary rod 8 forwards, the return spring 7 is in a compressed state, the limiting toothed sleeve 10 moves to the outside of the limiting sleeve 5, then the rotary button 11 is rotated, the rotary rod 8 is driven to rotate by the rotary button 11, the two rotary toothed sleeves 9 are driven to rotate around the axis of the limiting toothed sleeve 10 in the rotating process of the rotary rod 8, the rotary toothed sleeve 9 drives the toothed plate 4 to move leftwards, the movable sleeve 3 drives the toothed plate 4 to move rightwards under the limit of the support frame 2, the second support plate 12 is pushed to move rightwards by the two toothed plates 4 to the right side of the seat plate 1, then the output shaft of the telescopic column 13 is controlled to stretch out, the push block 14 is pushed rightwards by the output shaft of the telescopic column 13, the pedals 16 are pushed to rotate around the axis of the support block 15 by the push block 14, and the pedals 16 are rotated to a proper position.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an office chair pedal mechanism, includes bedplate (1), its characterized in that: the novel lifting device is characterized in that the bottom surface of the seat board (1) is fixedly connected with the support frame (2), the movable sleeve (3) is sleeved outside the support frame (2), the toothed plate (4) is fixedly arranged on the bottom surface of the movable sleeve (3), the limit sleeve (5) is fixedly arranged on the bottom surface of the seat board (1), the first support plate (6) is fixedly arranged in front of the seat board (1), the reset spring (7) is movably connected with the back of the first support plate (6), the rotating rod (8) is fixedly arranged at the rear end of the reset spring (7), and two rotating toothed sleeves (9) and the limit toothed sleeve (10) are fixedly sleeved outside the rotating rod (8).

2. An office chair footrest mechanism as in claim 1 wherein: two right side fixedly connected with second backup pad (12) of pinion rack (4), the bottom surface of second backup pad (12) is close to left position fixed mounting has flexible post (13), the right side fixedly connected with ejector pad (14) of flexible post (13) output shaft, the bottom surface fixed mounting of second backup pad (12) has supporting shoe (15), the inside movable sleeve of supporting shoe (15) is equipped with pedal (16).

3. An office chair footrest mechanism as in claim 1 wherein: the rotary tooth sleeve (9) is positioned below the toothed plate (4), the top surface of the rotary tooth sleeve (9) is meshed with the bottom surface of the toothed plate (4), and the limiting tooth sleeve (10) is movably sleeved in the inner cavity of the limiting sleeve (5).

4. An office chair footrest mechanism as in claim 1 wherein: the length value of the rotary tooth sleeve (9) is twice the width value of the toothed plate (4), and the length value of the limit tooth sleeve (10) is the same as the width value of the limit sleeve (5).

5. An office chair footrest mechanism as in claim 1 wherein: the movable sleeve (3) and the seat board (1) are mutually parallel up and down, and the left surface and the right surface of the seat board (1) and the left surface and the right surface of the movable sleeve (3) are positioned on the same vertical surface.

6. An office chair footrest mechanism as in claim 2 wherein: the right side of the pushing block (14) is provided with a cambered surface, and the bottom surface of the pushing block (14) and the bottom surface of the supporting block (15) are positioned on the same horizontal plane.

7. An office chair footrest mechanism as in claim 2 wherein: the width value of the pedal (16) is the same as the width value of the seat board (1), the second support plate (12) is T-shaped, and the telescopic column (13) is positioned on the left side of the pedal (16).