CN221044517U

CN221044517U - Lifting structure for writing and sitting posture device with same

Info

Publication number: CN221044517U
Application number: CN202321692287.XU
Authority: CN
Inventors: 张伟
Original assignee: Shanxi Huigong Liudian Education Technology Co ltd
Current assignee: Shanxi Huigong Liudian Education Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-05-31
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a lifting structure for writing and discloses a sitting posture device for writing, which is provided with the lifting structure for writing, wherein the lifting structure for writing comprises a stand column, a control ring and a lifting rod, and the stand column is provided with a sliding groove in an axial penetrating way; the control ring is rotatably arranged at the end part of the upright post, the control ring is provided with a penetrating screw hole, and the screw hole and the chute are coaxially arranged; the lifting rod is composed of a sliding section and a threaded section, wherein the sliding section is at least partially connected with the sliding groove in a sliding mode, so that the lifting rod can only lift along the axial direction of the upright post, and the threaded section is inserted into the screw hole and meshed with the screw hole. The lifting rod can only lift up and down by utilizing the cooperation of the upright post and the sliding section, and the lifting rod can realize stepless adjustment of lifting height by the cooperation between the control ring and the threaded section, so that users with different upper body lengths can be effectively adapted.

Description

Lifting structure for writing and sitting posture device with same

Technical Field

The utility model relates to the field of tools for adjusting the posture of students, in particular to a lifting structure for writing and a sitting posture device with the same.

Background

The sitting posture corrector is a product designed for people who work and learn on a table for a long time, particularly for students, and has extremely strong use for correcting the sitting postures of the students, wherein the application number is CN202020535683.1, and the sitting posture corrector comprises a bottom plate structure and a lifting rod structure, and the upper end of the lifting rod structure is provided with a chin rest; the joint of the bottom plate structure and the lifting rod structure is provided with a locking component; the lifting rod structure is provided with a lifting rod, and the lifting rod is limited by the locking component; the back of the bottom plate is provided with a silica gel anti-slip pad, the rear side of the bottom plate structure is configured as a seat part, the bottom plate structure and the lifting rod structure are limited to horizontally displace by applying pressure to the seat part, and the bottom plate is provided with a pen container. Through bottom plate structure lug connection lifter structure, lifter height-adjusting. In the use process of the sitting posture corrector, the height of the lifting rod is limited to a plurality of determined heights, the lifting rod can fix the position at a plurality of preset heights, and users with different upper body lengths cannot be better adapted, so that the effect of correcting the sitting posture is affected.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a lifting structure for writing, which can steplessly adjust the height and adapt to users with different upper body lengths.

The utility model also provides a sitting posture device for writing, which is provided with the lifting structure for writing.

According to the lifting structure for writing, which is an embodiment of the first aspect of the utility model, the lifting structure comprises a stand column, a control ring and a lifting rod, wherein the stand column is provided with a sliding groove in an axial penetrating manner; the control ring is rotatably arranged at the end part of the upright post, the control ring is provided with a penetrating screw hole, and the screw hole and the chute are coaxially arranged; the lifting rod is composed of a sliding section and a threaded section, wherein the sliding section is at least partially connected with the sliding groove in a sliding mode, so that the lifting rod can only lift along the axial direction of the upright post, and the threaded section is inserted into the screw hole and meshed with the screw hole.

The lifting structure for writing according to the embodiment of the utility model has at least the following beneficial effects: the lifting rod can only lift up and down by utilizing the cooperation of the upright post and the sliding section, and the lifting rod can realize stepless adjustment of lifting height by the cooperation between the control ring and the threaded section, so that users with different upper body lengths can be effectively adapted.

According to some embodiments of the utility model, the sliding groove is cylindrical, a plurality of limiting grooves are formed in the inner wall of the sliding groove, the limiting grooves are formed in the extending direction of the sliding groove, the sliding section can be completely embedded into the sliding groove, and a clamping block is arranged on the side wall of the sliding section, can be embedded into the limiting grooves and can slide along the limiting grooves.

According to some embodiments of the utility model, the upright is formed by combining two half shells which are detachably connected, and the two shells are fixedly connected to construct the chute.

According to some embodiments of the utility model, the upper end of the upright is provided with a circular rotating groove, the bottom of the control ring is provided with a circular protrusion, and the protrusion is embedded in the rotating groove so that the end of the upright is rotationally connected with the control ring.

According to some embodiments of the utility model, a magnet is embedded in the end of the upright post, the magnet is laid on the bottom of the rotating groove, and the protrusion is made of a material capable of magnetically attracting with the magnet.

According to some embodiments of the utility model, the edge of the control ring is provided with a bump.

According to a second aspect of the utility model, a sitting posture device for writing comprises a lifting structure for writing, a table plate and a bearing block, wherein the table plate is fixed at the bottom of the upright post and is used for being lapped on the table top; the supporting block is connected with the upper end part of the lifting rod and used for limiting the position of the head.

The sitting posture device for writing according to the embodiment of the utility model has at least the following beneficial effects: the lifting rod can only lift up and down by utilizing the cooperation of the upright post and the sliding section, and the lifting rod can realize stepless adjustment of lifting height by the cooperation between the control ring and the threaded section, so that users with different upper body lengths can be effectively adapted.

According to some embodiments of the utility model, a limit flange is provided on one side of the table plate, and the limit flange is provided on the lower side of the table plate.

According to some embodiments of the utility model, the upright is secured to an edge of the table.

According to some embodiments of the utility model, the bearing block is provided with an arc-shaped concave position, and the inner side surface of the concave position is paved with sponge.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a sitting position device for writing according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a lifter of a lifting structure for writing according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing the cooperation of a sliding section of a lifting structure for writing and a column according to an embodiment of the present utility model;

fig. 4 is a schematic diagram showing the cooperation of a control ring and a column of a lifting structure for writing according to an embodiment of the present utility model.

10. A lifting structure for writing; 20. a table plate; 21. limit flanging; 30. a support block; 31. a recessed position; 100. a column; 110. a housing; 120. a chute; 121. a limit groove; 130. a rotating groove; 131. a magnet; 200. a control loop; 210. a screw hole; 220. a protrusion; 230. a bump; 300. a lifting rod; 310. a sliding section; 311. a clamping block; 320. a threaded section;

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 4, the sitting posture device for writing according to the embodiment of the present utility model includes a lifting structure 10 for writing, a table 20 and a supporting block 30, wherein the lifting structure 10 for writing includes a column 100, a control ring 200 and a lifting rod 300, and the column 100 is provided with a chute 120 penetrating in an axial direction; the control ring 200 is rotatably installed at the end of the upright 100, the control ring 200 is provided with a screw hole 210 penetrating through, and the screw hole 210 and the chute 120 are coaxially arranged; the lifting rod 300 is composed of a sliding section 310 and a screw section 320, wherein the sliding section 310 is at least partially slidably connected with the sliding groove 120, so that the lifting rod 300 can only lift along the axial direction of the upright 100, and the screw section 320 is inserted into the screw hole 210 and meshed with the screw hole 210. The table board 20 is fixed at the bottom of the upright column 100 and is used for being lapped on a table top; the upper end of the supporting block 30 and the lifting rod 300 are connected for limiting the head position.

In the lifting structure 10 for writing, the sliding section 310 is inserted into the sliding groove 120 and can slide in the sliding groove 120, so that the sliding section 310 is constrained by the sliding groove 120, and the whole lifting rod 300 is constrained by the sliding groove 120, so that the lifting rod 300 can only go up and down in degree of freedom, meanwhile, the control ring 200 is mounted at the end of the upright post 100 and is rotationally connected with the end of the upright post 100, so that the control ring 200 can rotate around a certain axis, during the rotation process of the control ring 200, the threaded section 320 meshed with the screw hole 210 can relatively move with the control ring 200, and the lifting rod 300 can be lifted or lowered under the driving of the control ring 200 due to the fact that the lifting rod 300 is simultaneously constrained by the upright post 100, wherein the lifting rod 300 can stay at any position by utilizing the friction force between the threaded section 320 and the screw hole 210.

In the sitting posture device for writing, the desk board 20 is lapped on the desk board, the position of the supporting block 30 is adjusted by utilizing the lifting structure 10 for writing, after the position and the height are set, the head is placed on the supporting block 30 by a user, so that the height of the head is limited, at the moment, the weight of the whole head is not placed on the supporting block 30 by the limitation, and the supporting block 30 is used for providing limiting standards for the user (such as students) to adjust the posture of the user, such as: when the posture of the user changes (such as humpback or low head), the chin will be directly overlapped on the supporting block 30 to give a prompt to the user, so that the user can adjust the posture independently, and thus, in the daily use state, no too much pressure is generated on the supporting block 30.

In summary, by using the cooperation of the upright post 100 and the sliding section 310, the lifting rod 300 can only lift up and down, and by using the cooperation between the control ring 200 and the threaded section 320, the lifting rod 300 can realize stepless adjustment of lifting height, so as to effectively adapt to users with different upper body lengths.

In addition, the sliding section 310 is at least partially slidably connected to the sliding slot 120, which means that during the sliding process of the sliding section 310 in the sliding slot 120, some parts will slide out of the sliding slot 120, and some embodiments exist, where the sliding section 310 always keeps sliding in the sliding slot 120.

It should be mentioned that, referring to fig. 2 and 3, the sliding chute 120 is cylindrical, a plurality of limiting grooves 121 are provided on an inner wall of the sliding chute 120, the limiting grooves 121 extend along an extending direction of the sliding chute 120, the sliding section 310 can be completely embedded into the sliding chute 120, a clamping block 311 is provided on a side wall of the sliding section 310, and the clamping block 311 can be embedded into the limiting grooves 121 and slide along the limiting grooves 121. In the process of actually sliding the sliding section 310, the clamping block 311 slides in the limiting groove 121 at the same time, so that the problem of rotation and offset of the lifting rod 300 is avoided in turn.

In some embodiments, referring to fig. 3, the upright 100 is formed by combining two half shells 110 that are detachably connected, and the two shells 110 are fixedly connected to form a chute 120, wherein further, a clamping block is provided at the bottom of the shells 110, and a clamping groove, a clamping block and a clamping groove are provided on the surface of the table board 20. The upright post 100 is a detachable component, so that the assembly is convenient for daily storage and use, during the assembly, the desk plate 20 is lapped on the desk top, then the two shells 110 are assembled into the integral upright post 100, the control ring 200 is sleeved on the lifting rod 300, the lifting rod 300 is inserted into the sliding groove 120, meanwhile, the control ring 200 is assembled at the top of the shells 110, the assembly is completed, specifically, the annular rotating groove 130 is arranged at the upper end of the upright post 100, the annular protrusion 220 is arranged at the bottom of the control ring 200, and the protrusion 220 is embedded in the rotating groove 130, so that the end part of the upright post 100 is rotationally connected with the control ring 200.

In order to prevent the control ring 200 from being detached by collision in use, referring to fig. 4, the end of the upright 100 is provided with a magnet 131, the magnet 131 is laid on the bottom of the rotation groove 130, and the protrusion 220 is made of a material magnetically attracted to the magnet 131. The protrusion 220 is kept embedded in the rotation groove 130 by means of magnetic attraction, and the control ring 200 is ensured to be able to pivot only by the rotation groove 130.

To facilitate the adjustment of the height of the support blocks 30, referring to fig. 4, the edge of the control ring 200 is provided with bumps 230 for turning the control ring 200.

In actual use, referring to fig. 1, in order to facilitate placement of the table 20, one side of the table 20 is provided with a limit flange 21, and the limit flange 21 is disposed on the underside of the table 20. The limit flanges 21 may abut against the edge of the table to thereby restrict the placement of the table 20.

Preferably, the post 100 is secured to the edge of the table 20 in order to match the position of the user's head, since the user's body is at the edge of the table.

In order to adapt to the human body curve, referring to fig. 1, and to improve comfort, the support block 30 is provided with an arc-shaped concave portion 31, and a sponge is laid on the inner side surface of the concave portion 31.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A lifting mechanism (10), characterized by comprising:

The upright post (100) is provided with a chute (120) along the axial direction in a penetrating way;

The control ring (200) is rotatably arranged at the end part of the upright post (100), the control ring (200) is provided with a threaded hole (210) which penetrates through the control ring, and the threaded hole (210) and the sliding groove (120) are coaxially arranged;

The lifting rod (300) is composed of a sliding section (310) and a threaded section (320), wherein the sliding section (310) is at least partially connected with the sliding groove (120) in a sliding way so that the lifting rod (300) can only lift along the axial direction of the upright post (100), and the threaded section (320) is inserted into the screw hole (210) and meshed with the screw hole (210);

The upper end of the upright post (100) is provided with an annular rotating groove (130), the bottom of the control ring (200) is provided with an annular bulge (220), and the bulge (220) is embedded in the rotating groove (130) so as to enable the end part of the upright post (100) to be rotationally connected with the control ring (200);

The end part of the upright post (100) is internally provided with a magnet (131), the magnet (131) is paved at the bottom of the rotating groove (130), and the bulge (220) is made of a material which can be magnetically attracted with the magnet (131).

2. The lifting mechanism (10) according to claim 1, wherein the sliding chute (120) is cylindrical, a plurality of limiting grooves (121) are formed in the inner wall of the sliding chute (120), the limiting grooves (121) are formed along the extending direction of the sliding chute (120), the sliding section (310) can be completely embedded into the sliding chute (120), clamping blocks (311) are arranged on the side walls of the sliding section (310), and the clamping blocks (311) can be embedded into the limiting grooves (121) and can slide along the limiting grooves (121).

3. The lifting mechanism (10) of claim 1, wherein the upright (100) is formed by combining two half shells (110) which are detachably connected, the two shells (110) being fixedly connected to construct the chute (120).

4. The lifting mechanism (10) according to claim 1, characterized in that the edge of the control ring (200) is provided with a bump (230).

5. A sitting posture device comprising:

The lifting mechanism (10) of any one of claims 1 to 4;

The table plate (20) is fixed at the bottom of the upright post (100) and is used for being lapped on the table top;

The supporting block (30) is connected with the upper end part of the lifting rod (300) and used for limiting the position of the head.

6. The sitting posture device of claim 5, characterized in that a limit flanging (21) is provided on one side of the table (20), the limit flanging (21) being provided on the underside of the table (20).

7. The sitting position monitor according to claim 5, wherein the upright (100) is fixed to an edge of the table (20).

8. The sitting posture device according to claim 5, characterized in that the supporting block (30) is provided with an arc-shaped concave position (31), and the inner side surface of the concave position (31) is paved with sponge.