CN215776770U

CN215776770U - Sitting posture corrector

Info

Publication number: CN215776770U
Application number: CN202122265109.6U
Authority: CN
Inventors: 陈志海
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-11
Anticipated expiration: 2031-09-17

Abstract

The utility model relates to the technical field of correction tools, in particular to a sitting posture corrector, which comprises a fixed clamping plate, a screw rod connected with the fixed clamping plate, a movable clamping plate arranged opposite to the fixed clamping plate and connected with the screw rod in a sliding manner, a threaded rotary sleeve in threaded connection with the screw rod, a lifting sleeve sleeved outside the screw rod, a correcting piece in telescopic sliding connection with the lifting sleeve, and a locking mechanism arranged between the correcting piece and the lifting sleeve and used for locking the correcting piece to the lifting sleeve, wherein the top end of the threaded rotary sleeve is rotationally connected with the lifting sleeve, and the bottom end of the threaded rotary sleeve is used for abutting against the movable clamping plate. The utility model has simple operation and convenient and fast use, and the lifting sleeve can only lift along with the threaded rotary sleeve and can not rotate along with the threaded rotary sleeve because the threaded rotary sleeve is rotationally connected with the lifting sleeve, so the orientation of the correcting surface of the correcting piece can not be changed, the correcting surface of the correcting piece always faces outwards, and the correcting piece can effectively correct the sitting posture of a user.

Description

Sitting posture corrector

Technical Field

The utility model relates to the technical field of correction tools, in particular to a sitting posture corrector.

Background

With the rapid increase of the population with myopia, the myopia problem has been paid attention to by people. Survey shows that myopia is the most common myopia in the population with myopia at the beginning of the student. Since students can easily get near-sighted or hunchback if sitting posture is incorrect when they sit on desks for a long time, various sitting posture correctors are available in the market for correcting sitting posture of writers to prevent hunchback or near-sightedness. However, although the height of the correcting surface can be adjusted by the existing sitting posture corrector, the orientation of the correcting surface is easy to change, so that the correcting surface cannot always face outwards, or the movable clamping plate and the knob are of an integrated structure, and the movable clamping plate rotates synchronously along with the knob, so that the movable clamping plate cannot always face the fixed clamping plate, and the problem of abnormal clamping use exists. Therefore, the drawbacks are obvious, and a solution is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problems, an object of the present invention is to provide a sitting posture corrector.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a sitting posture corrector comprises a fixed clamping plate, a screw rod connected with the fixed clamping plate, a movable clamping plate which is opposite to the fixed clamping plate and is connected with the screw rod in a sliding mode, a threaded rotary sleeve in threaded connection with the screw rod, a lifting sleeve sleeved outside the screw rod, a correcting piece in telescopic sliding connection with the lifting sleeve and a locking mechanism which is arranged between the correcting piece and the lifting sleeve and used for locking the correcting piece to the lifting sleeve, wherein the top end of the threaded rotary sleeve is rotatably connected with the lifting sleeve, and the bottom end of the threaded rotary sleeve is used for abutting against the movable clamping plate.

Further, locking mechanical system includes button and elastic component, the middle part and the lift cover of button rotate to be connected, the elastic component presss from both sides the one end of locating lift cover and button, the other end of button is provided with the fixture block, the axostylus axostyle portion of correction piece is provided with a plurality of latches, and a plurality of latches arrange the setting along the axis direction of the axostylus axostyle portion of correction piece, the fixture block is used for with the latch joint.

Furthermore, the shaft part of the correcting part is provided with a limiting guide groove, the lifting sleeve is provided with a limiting guide rod, and the limiting guide rod is connected with the limiting guide groove in a sliding mode.

Furthermore, the top of screw rod is provided with spacing lid, the bottom of lift cover is provided with the spacing ring, the spacing ring is used for contradicting with spacing lid, spacing lid is located the lift cover.

Furthermore, the bottom end of the lifting sleeve is provided with a sleeving part, and the top end of the threaded rotary sleeve is sleeved outside the sleeving part and is rotatably connected with the sleeving part.

Further, the inner wall of the thread rotating sleeve is provided with a plurality of limiting clamping protrusions, a limiting annular groove is formed in the circumferential direction of the sleeve connecting portion, and the limiting clamping protrusions respectively extend into the limiting annular groove.

Furthermore, the screw rod is provided with an anti-rotation external tangent plane, and the inner cavity of the sleeve joint part is provided with an anti-rotation internal tangent plane which is in interference fit with the anti-rotation external tangent plane.

Furthermore, the clamping surface of the fixed clamping plate and the clamping surface of the movable clamping plate form an included angle.

Further, the stationary clamping plate is detachably connected with a writing board.

Further, the concave mounting groove that is equipped with in bottom surface of deciding splint, the clipboard is provided with the installation rail with mounting groove sliding connection and is located the elasticity trip of installation rail, elasticity trip and decide splint elasticity joint.

The utility model has the beneficial effects that: when the lifting sleeve is actually used, the thread rotating sleeve is rotated, the thread rotating sleeve rotates relative to the lifting sleeve, the thread rotating sleeve is in threaded connection with the screw rod, the thread rotating sleeve lifts along the screw rod, and the lifting sleeve can be driven to lift synchronously by the lifting thread rotating sleeve; when the sitting posture corrector needs to be clamped on a desktop for use, the thread rotating sleeve is rotated anticlockwise, the thread rotating sleeve rises along the screw rod, the thread rotating sleeve drives the lifting sleeve and the correcting piece to rise synchronously until a space for lifting and adjusting the movable clamping plate is formed between the thread rotating sleeve and the fixed clamping plate, so that the fixed clamping plate and the movable clamping plate can be opened, when the edge of the desktop is positioned between the opened fixed clamping plate and the opened movable clamping plate, the thread rotating sleeve rotates clockwise, the thread rotating sleeve descends along the screw rod, the thread rotating sleeve drives the lifting sleeve and the correcting piece to descend synchronously until the bottom end of the thread rotating sleeve is abutted against the movable clamping plate and applies clamping force to the movable clamping plate, so that the movable clamping plate and the fixed clamping plate are matched to be clamped on the edge of the desktop, and the sitting posture corrector is clamped on the desktop for use. During use, the correcting piece is unlocked through the locking mechanism according to the heights of different users, so that the correcting piece can be telescopically adjusted relative to the lifting sleeve to adjust the height position of the correcting surface of the correcting piece; after the height position of the correcting surface of the correcting piece is adjusted, the locking mechanism locks the correcting piece on the lifting sleeve so as to fix the correcting piece and improve the stability in the using process. The utility model has simple operation and convenient and fast use, and the lifting sleeve can only lift along with the screw thread rotating sleeve and can not rotate along with the screw thread rotating sleeve because the screw thread rotating sleeve is rotatably connected with the lifting sleeve, so the orientation of the correcting surface of the correcting piece can not be changed, the correcting surface of the correcting piece always faces outwards, the correcting piece can effectively correct the sitting posture of a user, and the movable clamping plate and the fixed clamping plate are always arranged oppositely, thereby ensuring that the movable clamping plate and the fixed clamping plate can be normally clamped on the edge of a desktop.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic perspective view of the lifting sleeve of the present invention.

Fig. 4 is a schematic perspective view of the thread insert of the present invention.

Fig. 5 is a perspective view of the corrective member of the present invention.

Fig. 6 is a schematic perspective view of the stationary clamping plate and the screw rod of the present invention.

Description of reference numerals:

1. fixing the clamping plate; 11. mounting grooves; 2. a screw; 21. anti-rotation external cutting surface; 22. a limiting cover; 3. a movable clamping plate; 31. an orientation surface; 4. screwing the thread; 41. limiting clamping protrusions; 5. a lifting sleeve; 51. an accommodating cavity; 52. a via hole; 53. a limiting guide rod; 54. a socket joint part; 55. a limiting annular groove; 56. anti-rotation internal tangent plane; 57. a limiting ring; 6. a correction element; 61. correcting the surface; 62. a shaft portion; 63. a limiting guide groove; 7. a locking mechanism; 71. a button member; 72. an elastic member; 73. a clamping block; 74. clamping teeth; 8. a writing board; 81. mounting a rail; 82. an elastic clamping hook; 9. and (7) a rubber pad.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 6, the sitting posture corrector provided by the present invention comprises a fixed splint 1, a screw rod 2 connected to the fixed splint 1, a movable splint 3 disposed opposite to the fixed splint 1 and slidably connected to the screw rod 2, a threaded rotating sleeve 4 threadedly connected to the screw rod 2, a lifting sleeve 5 sleeved outside the screw rod 2, a correcting member 6 telescopically slidably connected to the lifting sleeve 5, and a locking mechanism 7 disposed between the correcting member 6 and the lifting sleeve 5 for locking the correcting member 6 to the lifting sleeve 5, wherein the top end of the threaded rotating sleeve 4 is rotatably connected to the lifting sleeve 5, the bottom end of the threaded rotating sleeve 4 is used for abutting against the fixed splint 3, and a correcting surface 61 of the correcting member 6 is used for abutting against the chest position of a user.

When the lifting device is actually used, the thread rotating sleeve 4 is rotated, the thread rotating sleeve 4 rotates relative to the lifting sleeve 5, the thread rotating sleeve 4 is in threaded connection with the screw rod 2, the thread rotating sleeve 4 is lifted along the screw rod 2, and the lifted thread rotating sleeve 4 can drive the lifting sleeve 5 to lift synchronously; when the sitting posture corrector needs to be clamped on a desktop for use, the threaded rotary sleeve 4 is rotated anticlockwise, the threaded rotary sleeve 4 rises along the screw rod 2, the threaded rotary sleeve 4 drives the lifting sleeve 5 and the correcting piece 6 to rise synchronously until a space for lifting and adjusting the movable clamping plate 3 is formed between the threaded rotary sleeve 4 and the fixed clamping plate 1, so that the fixed clamping plate 1 and the movable clamping plate 3 can be opened, when the edge of the desktop is positioned between the opened fixed clamping plate 1 and the opened movable clamping plate 3, the threaded rotary sleeve 4 is rotated clockwise, the threaded rotary sleeve 4 descends along the screw rod 2, the threaded rotary sleeve 4 drives the lifting sleeve 5 and the correcting piece 6 to descend synchronously until the bottom end of the threaded rotary sleeve 4 is abutted against the movable clamping plate 3 and applies clamping force to the movable clamping plate 3, so that the movable clamping plate 3 is matched with the fixed clamping plate 1 to be clamped on the edge of the desktop, and the sitting posture corrector is clamped on the desktop for use. In the using process, the correcting piece 6 is unlocked through the locking mechanism 7 according to the heights of different users, so that the correcting piece 6 can be telescopically adjusted relative to the lifting sleeve 5 to adjust the height position of the correcting surface 61 of the correcting piece 6; after the height position of the correcting surface 61 of the correcting piece 6 is adjusted, the locking mechanism 7 locks the correcting piece 6 on the lifting sleeve 5 so as to fix the correcting piece 6 and improve the stability in the using process. The utility model has simple operation and convenient use, and the lifting sleeve 5 can only lift along with the threaded rotary sleeve 4 and can not rotate along with the threaded rotary sleeve 4 because the threaded rotary sleeve 4 is rotatably connected with the lifting sleeve 5, so the orientation of the correcting surface 61 of the correcting piece 6 can not be changed, the correcting surface 61 of the correcting piece 6 always faces outwards, the correcting piece 6 can effectively correct the sitting posture of a user, the movable clamping plate 3 and the fixed clamping plate 1 are always arranged oppositely, and the movable clamping plate 3 and the fixed clamping plate 1 can be normally clamped on the edge of a desktop.

In this embodiment, the locking mechanism 7 includes a button member 71 and an elastic member 72, the middle of the button member 71 is rotatably connected to the lifting sleeve 5, the elastic member 72 is clamped between the lifting sleeve 5 and one end of the button member 71, the other end of the button member 71 is provided with a fixture block 73, the shaft portion 62 of the correcting member 6 is provided with a plurality of fixture teeth 74, the plurality of fixture teeth 74 are arranged along the axial direction of the shaft portion 62 of the correcting member 6, and the fixture block 73 is used for being clamped with the fixture teeth 74; preferably, the elastic member 72 is a spring.

When the locking mechanism 7 locks the correcting member 6 to the lifting sleeve 5, the elastic member 72 is stretched and applies an elastic force to one end of the button member 71, so that the latch 73 of the button member 71 is firmly latched with one of the latch teeth 74, thereby fixing the correcting member 6. When the straightening piece 6 needs to be adjusted to stretch relative to the lifting sleeve 5, one end of the button piece 71 is pressed, so that one end of the button piece 71 compresses the elastic piece 72, meanwhile, the other end of the button piece 71 swings outwards until the clamping block 73 is separated from the clamping tooth 74, and at the moment, a user can push and pull the straightening piece 6, so that the shaft rod part 62 of the straightening piece 6 stretches relative to the lifting sleeve 5, the effective length of the straightening piece 6 is adjusted, and the height position of the straightening surface 61 of the straightening piece 6 is adjusted; after the adjustment is finished, only the pressing force on the button member 71 needs to be released, and the button member 71 resets under the action of the resilience force of the elastic member 72 until the clamping block 73 on the button member 71 is clamped with the clamping tooth 74 at the corresponding position. This structural design, easy operation, it is convenient to adjust, and it is laborsaving to save trouble, adjusts efficiently.

Specifically, the latch 74 is a one-way latch, and since the one-way latch has a one-way adjusting or one-way locking characteristic, when the correction member 6 needs to be extended upward, the correction member 6 can be extended relative to the lifting sleeve 5 by only pulling the correction member 6 upward even without pressing the button 71, but the correction member 6 cannot be retracted relative to the lifting sleeve 5 without pressing the button 71.

In particular, the shaft portion 62 of the correction member 6 is provided with a hollow hole for the insertion of the screw 2. This structural design for correct 6 and screw rod 2's compact structure, and screw rod 2 can lead and spacing to the axostylus axostyle portion 62 of correcting 6, has improved the stability that corrects 6 and go up and down.

In this embodiment, the lifting sleeve 5 is provided with the accommodating cavity 51 and the via hole 52, the inside of the lifting sleeve 5 is communicated with the accommodating cavity 51 through the via hole 52, the button 71 is rotatably arranged in the accommodating cavity 51, the fixture block 73 is clamped with the latch 74 through the via hole 52, one end of the elastic piece 72 is abutted against one end of the button 71, and the other end of the elastic piece 72 is abutted against the bottom wall of the accommodating cavity 51. The button member 71 and the elastic member 72 are accommodated in the accommodating cavity 51, so that the locking mechanism 7 and the lifting sleeve 5 are compact in structure and attractive in appearance, the through hole 52 provides an avoiding space for the clamping block 73, and the clamping block 73 is favorably clamped with the clamping tooth 74 stably.

In this embodiment, the shaft part 62 of the correcting element 6 is provided with a limiting guide groove 63, the lifting sleeve 5 is provided with a limiting guide rod 53, the limiting guide rod 53 is slidably connected with the limiting guide groove 63, and the limiting guide groove 63 penetrates through the plurality of latch teeth 74. When the shaft rod part 62 of the correcting part 6 is telescopically adjusted relative to the lifting sleeve 5, the limiting guide rod 53 is in sliding fit with the limiting guide groove 63, so that the telescopic stability of the correcting part 6 is improved, the correcting part 6 is limited, the correcting part 6 is prevented from being separated from the lifting sleeve 5 due to excessive extension, the clamping block 73 and the clamping teeth 74 are prevented from being normally clamped due to excessive contraction of the correcting part 6, and the normal use of the utility model is ensured.

In this embodiment, the bottom end of the lifting sleeve 5 is provided with a sleeve-joint portion 54, and the top end of the threaded rotating sleeve 4 is sleeved outside the sleeve-joint portion 54 and is rotatably connected with the sleeve-joint portion 54. The structure design is convenient for the connection of the lifting sleeve 5 and the thread screwing sleeve 4.

In this embodiment, the inner wall of the threaded rotating sleeve 4 is provided with a plurality of limiting clamping protrusions 41, the circumferential direction of the sleeve-connecting part 54 is provided with a limiting annular groove 55, and the plurality of limiting clamping protrusions 41 respectively protrude into the limiting annular groove 55. After the screw thread is revolved cover 4 and is assembled with lifting sleeve 5, in a plurality of spacing protruding 41 projections of card reached spacing ring channel 55, spacing protruding 41 of card and the inner wall joint of spacing ring channel 55, and a plurality of spacing protruding 41 of card can be at spacing ring channel 55 internal rotation for when screw thread is revolved cover 4 and is connected firmly with lifting sleeve 5, screw thread revolves cover 4 and can rotates relative lifting sleeve 5.

In this embodiment, the screw rod 2 is provided with the anti-rotation external tangent plane 21, and the inner cavity of the sleeve joint part 54 is provided with the anti-rotation internal tangent plane 56 which is in interference fit with the anti-rotation external tangent plane 21. Through the interference fit of the anti-rotation external tangent plane 21 and the anti-rotation internal tangent plane 56, the threaded rotary sleeve 4 and the lifting sleeve 5 can move up and down along the screw rod 2 and cannot rotate relative to the screw rod 2.

In the embodiment, the clamping surface of the fixed clamping plate 1 and the clamping surface of the movable clamping plate 3 form an included angle; this structural design is favorable to deciding splint 1 and moving splint 3 edge of centre gripping desktop more firmly, and the fastness is better.

In this embodiment, the stationary clamping plate 1 is detachably connected with a writing board 8. When the writing board 8 is used, when the writing board 8 is not needed, the writing board 8 is detached from the fixed clamping plate 1, and then the fixed clamping plate 1 is matched with the movable clamping plate 3 to be clamped on a table top; when needs clipboard 8, install clipboard 8 on deciding splint 1, both can be through deciding splint 1 with move the splint 3 cooperation with the centre gripping externally structurally, also can support correction piece 6 through clipboard 8, and clipboard 8 can act as the effect of desktop to supply the user to write.

In this embodiment, the bottom surface of the fixed clamping plate 1 is concavely provided with a mounting groove 11, the writing board 8 is provided with a mounting rail 81 slidably connected with the mounting groove 11 and an elastic hook 82 located in the mounting rail 81, and the elastic hook 82 is elastically clamped with the fixed clamping plate 1. The mounting groove 11 is in sliding fit with the mounting rail 81, so that the fixed clamping plate 1 and the writing board 8 can be conveniently dismounted and maintained; after the writing board 8 is installed on the bottom surface of the fixed clamping plate 1, the elastic clamping hook 82 is elastically clamped with the fixed clamping plate 1, and the writing board 8 is stably installed on the fixed clamping plate 1 through the elastic force of the elastic clamping hook 82.

Specifically, be provided with directional face 31 in the smooth chamber of moving splint 3, directional face 31 and the conflict cooperation of preventing revolving external tangent plane 21 play spacing effect to moving splint 3, have guaranteed that moving splint 3 can only go up and down along screw rod 2, can't rotate relative screw rod 2.

Specifically, the clamping surfaces of the fixed clamping plate 1 and the movable clamping plate 3 are provided with rubber pads 9, and the rubber pads 9 not only play roles in buffer protection, shock absorption and noise reduction, but also play roles in preventing slipping.

Specifically, the correcting surface 61 of the correcting member 6 may have an arc shape or a pattern shape such as an animal head figure or a plant according to the preference of the user.

In this embodiment, the top of screw rod 2 is provided with spacing lid 22, spacing lid 22 is connected with screw rod 2 detachably, the bottom of lifting sleeve 5 is provided with spacing ring 57, spacing ring 57 is used for contradicting with spacing lid 22, spacing lid 22 is located lifting sleeve 5. The spacing cover 22 is abutted against the spacing ring 57, so that the lifting sleeve 5 is prevented from being separated from the screw rod 2, and the structural stability of the utility model is improved.

Specifically, decide splint 1 and screw rod 2 formula structure as an organic whole, structural stability is good, the manufacturing of being convenient for.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.

Claims

1. A sitting posture corrector characterized in that: including deciding splint, connecting in the screw rod of deciding splint, set up and sliding connection in the movable clamp plate of screw rod relatively with deciding splint, revolve the cover with screw rod threaded connection's screw thread, overlap and locate the outer lift cover of screw rod, with lift cover sliding connection's correction piece and set up between correction piece and lift cover and be used for locking the correction piece in the locking mechanical system of lift cover, the top of screw thread revolve the cover rotates with the lift cover to be connected, the bottom that the screw thread revolved the cover is used for conflicting movable clamp plate.

2. A sitting posture corrector as claimed in claim 1, wherein: the locking mechanism comprises a button part and an elastic part, the middle of the button part is rotatably connected with a lifting sleeve, the elastic part is clamped at one end of the lifting sleeve and one end of the button part, a clamping block is arranged at the other end of the button part, a plurality of clamping teeth are arranged at the shaft rod part of the correcting part along the axis direction of the shaft rod part of the correcting part, and the clamping block is used for being clamped with the clamping teeth.

3. A sitting posture corrector as claimed in claim 2, wherein: the shaft part of the correcting part is provided with a limiting guide groove, the lifting sleeve is provided with a limiting guide rod, and the limiting guide rod is connected with the limiting guide groove in a sliding mode.

4. A sitting posture corrector as claimed in claim 1, wherein: the top of screw rod is provided with spacing lid, the bottom of lift cover is provided with the spacing ring, the spacing ring is used for contradicting with spacing lid, spacing lid is located the lift cover.

5. A sitting posture corrector as claimed in claim 1, wherein: the bottom of the lifting sleeve is provided with a sleeving part, and the top end of the threaded rotary sleeve is sleeved outside the sleeving part and is rotatably connected with the sleeving part.

6. A sitting posture corrector as claimed in claim 5, wherein: the inner wall of the thread rotating sleeve is provided with a plurality of limiting clamping protrusions, the circumferential direction of the sleeve-joint part is provided with a limiting annular groove, and the limiting clamping protrusions respectively extend into the limiting annular groove.

7. A sitting posture corrector as claimed in claim 5, wherein: the screw rod is provided with an anti-rotation external tangent plane, and the inner cavity of the sleeve joint part is provided with an anti-rotation internal tangent plane which is in abutting fit with the anti-rotation external tangent plane.

8. A sitting posture corrector as claimed in claim 1, wherein: the clamping surface of the fixed clamping plate and the clamping surface of the movable clamping plate form an included angle.

9. A sitting posture corrector as claimed in claim 1, wherein: the fixed clamping plate is detachably connected with a writing board.

10. A sitting posture corrector as claimed in claim 9, wherein: the bottom surface of deciding splint is concave to be equipped with the mounting groove, the clipboard be provided with mounting groove sliding connection's installation rail and be located the elasticity trip of installation rail, elasticity trip and deciding splint elasticity joint.