CN220174725U

CN220174725U - Rotary sitting posture corrector

Info

Publication number: CN220174725U
Application number: CN202321694703.XU
Authority: CN
Inventors: 潜亮
Original assignee: Wuhan Jianqiaoshu Business Co ltd
Current assignee: Wuhan Jianqiaoshu Business Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-15
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a rotary sitting posture corrector, which belongs to the technical field of sitting posture corrector and comprises at least one limiting part; the rotating rod is connected with one end of the limiting part and is used for driving the limiting part to rotate; the accommodating part is internally provided with an accommodating notch, and the rotating rod is rotatably arranged in the accommodating notch; and meanwhile, a locking part is also arranged in the accommodating notch, and the locking part can be matched with the axial end part or the radial periphery of the rotating rod. According to the rotary sitting posture corrector, the rotary rod is arranged in the accommodating part in a rotary way, so that when the accommodating part is correspondingly connected to a table, the rotary rod can drive the limiting part to correspondingly rotate above or below the table top, and the rotary sitting posture corrector is convenient for students to use for sitting posture limiting correction; meanwhile, the utility model correspondingly utilizes the locking part to limit the rotating rod so as to respectively limit the setting position or the rotating position of the rotating rod, thereby facilitating the placement or the rotation of the rotating rod.

Description

Rotary sitting posture corrector

Technical Field

The utility model belongs to the technical field of sitting posture correcting devices, and particularly relates to a rotary sitting posture correcting device.

Background

In the learning process, students often bend down, bend down the neck or lie on a desk to read books, if the students keep the incorrect sitting posture for a long time, the problems of spinal deformation or myopia and the like can be caused, the normal development of the eyesight and the body of the students is affected, and therefore, it is important to protect the students from being in the correct sitting posture in the learning process.

At present, a sitting posture corrector is mainly used for correcting the sitting postures of students in the market, and can correctly limit the reading and writing postures of the students, so that the problem that the students bend or bend around the neck or lie on a desk to read books during learning is solved. Most of the existing sitting posture correcting devices are fixed at the edge of the desk, and limit frames and the like are arranged in the height direction to limit sitting postures. The existing sitting posture corrector is mainly fixed at the desk edge by adopting fixing devices such as threads and the like, and students are complicated and laborious to use or detach the corresponding devices. Under the condition of not dismantling the sitting posture corrector, the limit frame of the existing sitting posture corrector is always arranged above the tabletop, and the device is not suitable for complex multi-scene application.

Disclosure of Invention

In order to overcome one or more of the above defects or improvement requirements of the prior art, the utility model provides a rotary sitting posture corrector, which is used for solving the problem that the existing sitting posture corrector always exists above a tabletop in a use or non-use state, and other use scenes of the tabletop are affected.

To achieve the above object, the present utility model provides a rotary sitting posture corrector comprising:

the limiting part is used for limiting the sitting posture;

the rotating rod is connected with one end of the limiting part;

the accommodating part is provided with an accommodating notch, and the rotating rod is rotatably arranged in the accommodating notch;

the locking part is arranged in the accommodating notch and can be matched with the axial end part or the radial periphery of the rotating rod so as to limit the rotating rod in the first direction or the second direction when the locking part is matched with the rotation.

As a further improvement of the utility model, the accommodating part is provided with a sliding notch which is opened along a first direction, the rotating part is matched with the sliding notch in a sliding way along the first direction, and the locking part is arranged at one end of the sliding notch.

As a further improvement of the present utility model, the locking portion has a magnetic attraction portion, and the rotating lever is a metal lever that can be attracted by magnetic force.

As a further improvement of the utility model, the magnetic attraction part is a permanent magnet or an electromagnet.

As a further improvement of the present utility model, the locking portion has two holding rods, one ends of which are connected to the ends of the sliding slot, and the other ends of which extend in the first direction;

the clamping gap is formed between the two clamping rods, the clamping gap is larger than the diameter of the rotating rod, at least one of the clamping rods extends out of the clamping rods, a limiting protrusion extending out of the clamping rod along the clamping gap direction is arranged at the extending end of the clamping rod, and the limiting protrusion is at least partially overlapped with the rotating rod in the first direction.

As a further improvement of the utility model, one end of the two clamping rods, which is away from the clamping gap, is provided with a swinging gap with the inner wall of the accommodating notch.

As a further improvement of the utility model, an end of the sliding slot facing away from the locking portion is closed, and the rotating lever is axially rotatable at the closed end of the sliding slot.

As a further improvement of the utility model, the accommodating part is provided with a first limiting component and a second limiting component which are arranged along a third direction;

the rotating rod is arranged between the first limiting component and the second limiting component,

the first limiting assembly, the second limiting assembly and the rotating rod are all provided with penetrating through holes which are coaxially arranged along a third direction, and the locking part penetrates through the penetrating through holes and connects the first limiting assembly, the second limiting assembly and the rotating rod;

the first limiting component and the inner wall of the through hole penetrating through the rotating rod are respectively provided with a matching notch formed along the radial direction of the rotating rod, the locking part is provided with a limiting piece which is synchronously matched with the first limiting component and the rotating rod, and the limiting piece can be locked or unlocked with the matching notch of the first limiting component or the rotating rod when the locking part moves along a third direction.

As a further improvement of the utility model, the first limiting component or the rotating rod is provided with a plurality of matching notches, and each matching notch is arranged around the inner wall of the through hole of the first limiting component or the rotating rod.

As a further improvement of the present utility model, the locking portion includes a first matching section and a second matching section arranged along a third direction, the first matching section having a diameter larger than that of the second matching section, the first matching section being provided with the limit piece at a radial outer periphery thereof;

the first limiting component is provided with a penetrating through hole matched with the first matching section, and the second limiting component is provided with a penetrating through hole matched with the second matching section;

the rotating rod comprises a stepped penetrating through hole which is matched with the first matching section and the second matching section respectively;

and the end face of the first limiting component, which is connected with the rotating rod, is provided with the matching notch, and the limiting piece can be fully accommodated in the matching notch of the first limiting component or the rotating rod.

As a further improvement of the utility model, the length of the matching notch on the first limiting component along the third direction is not smaller than the length of the limiting piece, and the length of the matching notch on the rotating rod is smaller than the length of the limiting piece.

As a further improvement of the utility model, the penetrating through hole on the second limiting component is closed at one end away from the rotating rod.

As a further improvement of the utility model, the limiting part is arranged in a telescopic way in the height direction of the sitting posture of the human body.

As a further improvement of the utility model, the limit part is provided with a blocking part in the extending direction of the shoulders of the human body.

As a further improvement of the utility model, the accommodating part is integrally arranged with one of the table, the table board or the table clamping device; or the containing part is detachably connected with one of the table, the table board or the table clamping device.

The above-mentioned improved technical features can be combined with each other as long as they do not collide with each other.

In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:

(1) According to the rotary sitting posture corrector, the rotary rod is arranged in the accommodating part in a rotary way, so that when the accommodating part is correspondingly connected to a table, the rotary rod can drive the limiting part to correspondingly rotate above or below the table top, the rotary sitting posture corrector is convenient for students to use for sitting posture limiting correction, and other learning activities of the table top are not influenced when the rotary sitting posture corrector is not used; meanwhile, the utility model correspondingly utilizes the locking part to limit the rotating rod so as to respectively limit the setting position or the rotating position of the rotating rod, thereby facilitating the placement or the rotation of the rotating rod.

(2) According to the rotary sitting posture corrector, the sliding notch is formed in the accommodating part, and the magnetic attraction part and/or the clamping rod are/is used for fixing the rotating rod, so that the rotating rod can drive the limiting part to slide and be accommodated in the sliding notch when the limiting part is not required to limit the sitting posture, and the limiting rod is fixed in a magnetic attraction or clamping mode, so that the folding and storage of the sitting posture corrector are facilitated.

(3) According to the rotary sitting posture corrector, the rotary position of the rotary rod is changed by changing the matching state of the locking part, the first limiting assembly and the rotary rod; when the locking part is synchronously matched with the first limiting component and the rotating rod, the rotating rod cannot rotate, and the limiting part is in a fixed state, so that the limiting part can conveniently limit the sitting posture; when the locking part is matched with the first limiting component or the rotating rod independently, the rotating rod can correspondingly rotate, and the limiting part can be conveniently correspondingly converged below the tabletop.

(4) According to the rotary sitting posture corrector, the lengths of the matching notches on the first limiting component and the rotating rod are limited, so that when the limiting piece on the locking part moves towards the rotating rod, the limiting piece is matched with the matching notches on the first limiting component and the rotating rod at the same time, and the accommodating part and the rotating rod are locked relatively; when the locking part moves towards the first limiting component, the limiting pieces are all accommodated in the matching notch of the first limiting component, the accommodating part and the rotating rod are unlocked relatively, and the rotating rod can drive the limiting part to correspondingly rotate, so that the position of the limiting part is adjusted.

Drawings

FIG. 1 is a schematic view of the overall structure of a rotary sitting posture corrector according to one embodiment of the present utility model;

FIG. 2 is a schematic side view of a rotary sitting posture corrector according to an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is a schematic cross-sectional view taken at B-B of FIG. 2;

FIG. 5 is a schematic cross-sectional view of a pushing portion according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the overall structure of another rotary sitting posture corrector according to the embodiment of the present utility model;

FIG. 7 is a schematic cross-sectional view of another rotary sitting posture corrector according to the embodiment of the present utility model;

FIG. 8 is a schematic view of a structure of a receiving portion according to an embodiment of the present utility model;

FIG. 9 is an enlarged schematic view of FIG. 7 at C;

FIG. 10 is a schematic view of a locking portion according to an embodiment of the present utility model;

fig. 11 is a schematic diagram illustrating connection between a limiting portion and a rotating rod in an embodiment of the present utility model.

Like reference numerals denote like technical features throughout the drawings, in particular:

1. a limit part; 2. a rotating lever; 3. an accommodating portion; 4. a locking part; 5. a pushing part;

101. a limit pad; 102. a limit rod;

301. a sliding notch; 302. a first limit assembly; 303. the second limiting component; 304. penetrating through holes; 305. matching the notch; 306. a telescopic spring;

401. a magnetic attraction part; 402. a clamping rod; 403. a limit protrusion; 404. a first matching section; 405. a second matching section; 406. a limiting piece;

501. a button assembly; 502. a pushing assembly; 503. a swinging rod; 504. a fulcrum.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples:

referring to fig. 1 to 11, a rotary sitting posture corrector according to a preferred embodiment of the present utility model includes at least one limiting portion 1, wherein the limiting portion 1 is used for forming a sitting posture limiting structure; the rotating rod 2 is connected with one end of the limiting part 1 and is used for driving the limiting part 1 to rotate so that the limiting part 1 is positioned on the tabletop or below the tabletop; the accommodating part 3 is provided with an accommodating notch in the accommodating part 3, and the rotating rod 2 is rotatably arranged in the accommodating notch; meanwhile, a locking part 4 is also arranged in the accommodating notch, and the locking part 4 can be matched with the axial end part or the radial periphery of the rotating rod 2 so as to limit the rotating rod 2 in the first direction or the second direction respectively.

It should be noted that, the first direction is a sliding direction of the rotating rod 2, so as to be used for accommodating all or part of the rotating rod 2 and the limiting portion 1 in the accommodating portion 3; the second direction is the radial direction of the rotating rod 2, so as to limit the rotating state of the rotating rod 2, so that the limiting part 1 is stably fixed above the tabletop or can be rotationally converged below the tabletop.

According to the rotary sitting posture corrector, the rotary rod 2 is arranged in the accommodating part 3 in a rotary way, so that when the accommodating part 3 is correspondingly connected to a desk, the rotary rod 2 can drive the limiting part 1 to correspondingly rotate above or below the desk surface, the rotary sitting posture corrector is convenient for students to use and is used for sitting posture limiting correction, and other learning activities of the desk surface are not influenced when the rotary sitting posture corrector is not used; meanwhile, the utility model correspondingly utilizes the locking part 4 to limit the rotating rod 2 so as to respectively limit the setting position or the rotating position of the rotating rod 2 and facilitate the placement or the rotation of the rotating rod 2.

Further, as a preferred embodiment of the present utility model, the housing part 3 in the present utility model has a slide groove 301 opened in the first direction, the rotation lever 2 is slid in the first direction to match the slide groove 301, and the locking part 4 is provided at one end of the slide groove 301. According to the sitting posture corrector, the rotating rod 2 is arranged in the sliding notch 301 in a sliding mode, so that the rotating rod 2 and the limiting part 1 can slide along the sliding notch 301, the limiting part 1 correspondingly extends out of the accommodating part 3 or is accommodated in the accommodating part 3, and the sitting posture corrector is convenient to use and accommodate.

Preferably, when the rotating rod 2 moves toward the locking part 4 correspondingly, the connecting part of the limiting part 1 and the rotating rod 2 can be accommodated in the accommodating part 3 correspondingly.

Further preferably, the locking part 4 has a magnetic attraction part 401, and the rotating rod 2 is correspondingly a metal rod, and the rotating rod 2 is adsorbed and fixed by the magnetic attraction force generated by the locking part 4, so that when the rotating rod 2 and the limiting part 1 are retracted into the accommodating part 3, the structures of the rotating rod 2 and the limiting part 1 cannot slide out from the accommodating part 3, and the accommodating is convenient.

Preferably, the rotating rod 2 is made of metal such as iron, cobalt, nickel, etc. that can be attracted by a magnet, or a composite material doped with magnetic powder. Preferably, the magnetic attraction portion 401 is a permanent magnet or an electromagnet.

Further preferably, the locking part 4 has two clamping bars 402, and is connected to the end of the sliding slot 301 at one end of the two clamping bars 402, and the other end thereof protrudes in the first direction, and a clamping gap is provided between the two clamping bars 402, the clamping gap having a size larger than the diameter of the rotating bar 2; and at least one of the protruding ends of the holding rods 402 has a limit projection 403 protruding in the holding gap direction, and the limit projection 403 is at least partially overlapped with the rotating rod 2 in the first direction. The clamping gap for accommodating the rotating rod 2 is arranged between the two clamping rods 402, and the limiting protrusions 403 are arranged at the end parts of the two clamping rods 402, so that when the rotating rod 2 stretches into or stretches out of the clamping gap along the first direction, damping at the limiting protrusions 403 needs to be overcome, and a user can conveniently judge whether the limiting part 1 is in a retracted position or not.

Further preferably, the ends of the two clamping rods 402 connected with the sliding notch 301 are further provided with telescopic springs 306, the telescopic springs 306 and the magnetic attraction parts 401 are arranged in a staggered manner along the axial direction of the rotating rod 2, and the telescopic springs 306 and the rotating rod 2 are at least partially overlapped along the first direction. When the limiting part 1 and the rotating rod 2 move towards the magnetic attraction part 401, the rotating rod 2 compresses the telescopic spring 306, the rotating rod 2 passes through the limiting protrusion 403 and falls between the clamping gaps of the two clamping rods 402, and the rotating rod 2 and the magnetic attraction part 401 are mutually attracted and fixed. When the limit part 1 needs to be pulled out, the rotating rod 2 overcomes the magnetic attraction force of the magnetic attraction part 401 and moves along the first direction, and the telescopic spring 306 stretches and pushes the limit part 1 to extend out of the accommodating part 3.

Further preferably, one end of each of the two clamping rods 402, which is away from the direction of the clamping gap, has a swinging gap with the inner wall of the accommodating notch, and when the swinging gap is used for the rotating rod 2 to extend into the clamping gap, the rotating rod 2 extrudes the limiting protrusion 403, so that the clamping rods 402 are opened, and the rotating rod 2 is convenient to fall between the two clamping rods 402. Alternatively, the limiting protrusion 403 may be configured as an elastic structure, and the pressing of the rotating rod 2 by the limiting protrusion 403 may directly cause the deformation of the limiting protrusion 403, so that the rotating rod 2 falls between the two clamping rods 402.

Optionally, a spring is disposed between the two clamping rods 402 and the inner wall of the accommodating notch. When the rotating rod 2 presses the limiting protrusion 403, the spring is compressed, and the clamping rods 402 are opened, so that the rotating rod 2 can conveniently fall between the two clamping rods 402. When the rotating rod 2 passes through the limit protrusion 403, the spring rebounds, and the two clamping rods 402 return to the original state.

Further preferably, the end of the sliding slot 301 facing away from the locking portion 4 is closed, and the rotating lever 2 rotates when sliding to the closed end of the sliding slot 301, so that the limit portion 1 protrudes above the tabletop for limit correction.

Further preferably, the accommodating portion 3 is provided with openings at both sides of the sliding slot 301 in the axial direction of the rotation lever 2, the openings being used for the extension of the limiting portion 1, so that the limiting portion 1 can be accommodated or extended from the accommodating portion 3.

Further, as a preferred embodiment of the present utility model, the limit part 1 has a limit pad 101 and a limit rod 102, wherein the limit rod 102 is slidable into the accommodating part 3, the limit pad 101 is located at the outer end of the accommodating part 3, one end of the sliding notch 301 facing away from the locking part 4 is further provided with a pushing part, one side of the accommodating part 3 facing the limit pad 101 is provided with an accommodating area, and the pushing part is disposed in the accommodating area. Specifically, the pushing portion 5 includes a button assembly 501 and a pushing assembly 502, the button assembly 501 and the pushing assembly 502 are all arranged along the sliding direction of the limiting rod 102, a swinging rod 503 is arranged between the button assembly 501 and the pushing assembly 502, two ends of the swinging rod 503 are respectively connected with the button assembly 501 and the pushing assembly 502, a fulcrum 504 is arranged in the middle of the swinging rod 503, the swinging rod 503 can swing at the fulcrum 504, when the button assembly 501 is pressed towards the swinging rod 503, the pushing assembly 502 moves towards the limiting pad 101 and pushes one end of the limiting pad 101 away from the locking portion 4, and the rotating rod 2 is separated from the locking portion 4, so that the limiting portion 1 is convenient to extend out of the accommodating portion 3.

As another preferred embodiment of the present utility model, the accommodating portion 3 in the present utility model has a first limiting component 302 and a second limiting component 303 axially disposed along the rotating rod 2, the rotating rod 2 is disposed between the first limiting component 302 and the second limiting component 303, and the first limiting component 302, the second limiting component 303 and the rotating rod 2 are coaxially provided with a through hole 304 along a third direction, and the locking portion 4 correspondingly passes through the through hole 304 and connects the first limiting component 302, the second limiting component 303 and the rotating rod 2; and the inner walls of the through holes 304 of the first limiting component 302 and the rotating rod 2 are respectively provided with a matching notch 305 which is arranged along the radial direction of the rotating rod 2, the locking part 4 is provided with a limiting piece 406 which is synchronously matched with the first limiting component 302 and the rotating rod 2, and the limiting piece 406 can be locked or unlocked with the matching notch 305 on the first limiting component or the rotating rod 2 when the locking part 4 moves along the third direction.

The rotary sitting posture corrector of the utility model realizes the change of the rotary position of the rotary rod 2 by changing the matching state of the locking part 4, the first limiting component 302 and the rotary rod 2; when the locking part 4 is synchronously matched with the first limiting component 302 and the rotating rod 2, the rotating rod 2 cannot rotate, and the limiting part 1 is in a fixed state, so that the limiting part 1 can conveniently limit the sitting posture; when the locking part 4 is matched with the first limiting component 302 or the rotating rod 2 alone, the rotating rod 2 can correspondingly rotate, so that the limiting part 1 can be conveniently correspondingly retracted below the tabletop.

Preferably, the third direction is here the axial direction of the swivelling lever 2.

Further, in the present utility model, the number of the matching notches 305 on the first limiting component 302 or the rotating rod 2 is plural, and each matching notch 305 is disposed around the inner wall of the through hole 304 of the first limiting component 302 or the rotating rod 2. When the limiting piece 406 is only matched with the first limiting component 302 or the matching notch 305 on the rotating rod 2, the rotating rod 2 and the first limiting component 302 can rotate relatively, and when the rotating rod rotates in place, the limiting piece 406 can correspond to the matching notch 305 at different positions, so that the limiting part 1 can complete sitting position limiting or can be contracted below a tabletop.

Further, the locking part 4 in the present utility model includes a first matching section 404 and a second matching section 405 arranged along a third direction, wherein the diameter of the first matching section 404 is larger than that of the second matching section 405, and the above-mentioned limit piece 406 is arranged on the radial outer periphery of the first matching section 404; the first limiting component 302 is provided with a through hole 304 matched with the first matching section 404, and the second limiting component 303 is provided with a through hole 304 matched with the second matching section 405. Meanwhile, the rotating rod 2 is provided with a stepped penetrating through hole 304 which is matched with the first matching section 404 and the second matching section 405 respectively, the matching notch 305 is arranged at the end face where the first limiting component 302 is connected with the rotating rod 2, and the limiting piece 406 can be fully accommodated in the matching notch 305 of the first limiting component 302 or the rotating rod 2. The first limiting component 302 and the rotating rod 2 can rotate relatively by fully accommodating the limiting piece 406 on the first matching section 404 in the matching notch 305 of the first limiting component 302 or the rotating rod 2. Meanwhile, the locking part 4 arranged in a step shape can avoid the locking part from sliding out of the rotating rod 2 or the accommodating part 3 along the third direction, so that the rotating rod 2 is separated from the accommodating part 3.

Further, in the present utility model, the length of the matching notch 305 on the first limiting component 302 along the third direction is not less than the length of the limiting piece 406, and the length of the matching notch 305 on the rotating rod 2 is less than the length of the limiting piece 406.

Because the length of the matching notch 305 on the rotating rod 2 is smaller than the length of the limiting piece 406, when the limiting piece 406 on the first matching section 404 abuts against the matching notch 305 on the rotating rod 2, the limiting piece 406 of the first matching section 404 is necessarily accommodated in the matching notch 305 on the first limiting component 302, and the first limiting component 302 and the rotating rod 2 are locked relatively. When the locking portion 4 moves along the direction of the first limiting component 302, the limiting piece 406 is completely accommodated in the matching notch 305 of the first limiting component 302, and the first limiting component 302 and the rotating rod 2 are locked relatively.

Optionally, the through hole 304 on the second limiting component 303 is closed at an end facing away from the rotating rod 2. The end of the through hole 304 of the second limiting component 303 is closed, so that external dust and the like can be prevented from falling into the rotating structure, and the locking part 4 can be prevented from sliding out of the through hole 304.

Further, the limiting part 1 in the utility model is telescopically arranged in the height direction of the sitting posture of the human body. The limiting part 1 of the telescopic structure can be adjusted corresponding to the height of a user so as to achieve the optimal limiting and correcting effect. Meanwhile, the limiting part 1 is convenient to accommodate and store.

Further, the stopper 1 is provided with a stopper in the extending direction of both shoulders of the human body. The blocking part is used for limiting the shoulder direction of the human body and improving the correcting effect of the sitting posture corrector.

Further, the accommodating part 3 in the utility model can be integrally arranged with one of a table, a table board or a table clamping device; or the containing part is detachably connected with one of the table, the table board or the table clamping device so as to form different rotary sitting posture rectifier products.

It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. A rotary sitting posture corrector, comprising:

the limiting part is used for limiting the sitting posture;

the rotating rod is connected with one end of the limiting part;

2. A rotary sitting posture corrector according to claim 1, wherein the receiving portion has a sliding slot opening in a first direction, the rotating portion is slidably fitted to the sliding slot in the first direction, and the locking portion is provided at one end of the sliding slot.

3. A rotary sitting posture corrector according to claim 2, wherein the locking portion has a magnetic attraction portion, and the rotary rod is a metal rod which can be attracted by magnetic force.

4. A rotary sitting posture corrector according to claim 3, wherein the magnetic attraction part is a permanent magnet or an electromagnet.

5. A rotary sitting posture corrector according to claim 2, wherein the locking portion has two holding rods, one ends of which are connected to the ends of the sliding notch and the other ends of which protrude in the first direction;

6. A rotary sitting posture corrector according to claim 5, wherein one end of the two clamping rods facing away from the clamping gap has a swinging gap with the inner wall of the accommodating gap.

7. A rotary sitting posture corrector according to claim 2, wherein the end of the sliding slot facing away from the locking portion is closed, and the rotary rod is axially rotatable at the closed end of the sliding slot.

8. A rotary sitting posture corrector according to claim 1, wherein the receiving portion has a first spacing assembly and a second spacing assembly disposed along a third direction;

9. A rotary sitting posture corrector according to claim 8, wherein the first limiting assembly or the rotary rod has a plurality of matching notches, and each of the matching notches is arranged around the inner wall of the through hole of the first limiting assembly or the rotary rod.

10. A rotary sitting posture corrector according to claim 8, wherein the locking portion comprises a first mating section and a second mating section arranged along a third direction, the first mating section having a larger diameter than the second mating section, the first mating section being provided with the limit piece at a radially outer periphery thereof;

11. A rotary sitting posture corrector according to claim 10, wherein the length of the mating notch on the first spacing assembly in the third direction is not less than the length of the spacing piece, and the length of the mating notch on the rotating rod is less than the length of the spacing piece.

12. A rotary sitting posture corrector according to claim 8, wherein the through hole in the second limit assembly is closed at the end facing away from the rotary rod.

13. A rotary sitting posture corrector according to any one of claims 1 to 12, wherein the limit portion is telescopically arranged in the height direction of the human sitting posture.

14. A rotary sitting posture corrector according to any one of claims 1 to 12, wherein the limit portion is provided with a blocking portion in the extending direction of the shoulders of the human body.

15. A rotary sitting posture corrector according to any one of claims 1 to 12, wherein the receiving portion is integrally provided with one of a table, a table plate or a desk clamp; or the containing part is detachably connected with one of the table, the table board or the table clamping device.