CN215874007U - Lifting frame and sitting posture corrector - Google Patents

Abstract

The utility model relates to the technical field of child sitting posture correction, and provides a sitting posture corrector which comprises a supporting piece and a lifting piece, wherein the supporting piece comprises a guide part, the lifting piece comprises a sliding groove, one end of the sliding groove, which is close to a supporting rod, is also provided with a stopping part, and the guide part is arranged in the sliding groove in a sliding manner. Through the technical scheme, the problem that the sitting posture corrector in the prior art is easy to pull out the whole chest jacking part is solved.

Description

Lifting frame and sitting posture corrector

Technical Field

The utility model relates to the technical field of children sitting posture correction, in particular to a lifting frame and a sitting posture corrector.

Background

According to the joint investigation of the ministry of health and education, the myopia incidence rate of the students in China is close to 60%, the students live in the second place in the world, the students live in the first place in the world, and the myopia rate of the high school students reaches 70%, and according to introduction, 85% to 90% of the students in each class of middle and primary schools in cities are prone on tables for writing and reading. Experts therefore propose that one of the common urban side effects is incorrect sitting posture. Especially, students in the lower grades of primary schools need to correct bad habits of writing sitting posture and reading books at a short distance in time, and good sitting posture can prevent myopia of the students and prevent the students from leaning forward, humping back, dozing in class and the like, so that a sitting posture corrector is needed. In the prior art, when a sitting posture corrector for correcting the sitting posture of a child is lifted upwards, the chest jacking part is easy to be pulled out completely.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sitting posture corrector, which solves the problem that a chest jacking part is easy to be pulled out by a sitting posture corrector in the related technology.

The technical scheme of the utility model is as follows:

a lifting frame, which comprises

A support including a guide portion;

the lifting piece comprises a sliding groove, a blocking part is further arranged at one end, close to the supporting piece, of the sliding groove, and the guide part is arranged in the sliding groove in a sliding mode.

As a further technical scheme, the lifting member comprises a rod portion, the rod portion is located at one end, close to the supporting member, of the lifting member, and the sliding groove is vertically arranged in the length direction of the rod portion.

As a further technical scheme, the lifting member further comprises a plurality of clamping grooves, the clamping grooves are arranged in a clamping groove group along the length direction of the rod part, and the sliding grooves are parallel to the arrangement direction of the clamping grooves.

As a further technical solution, the supporting member further includes a key, the key includes a pressing portion, a clamping portion and a guiding portion, the clamping portion is matched with the slot, and the clamping portion is clamped or cancelled to be clamped into the slot after the key is pressed.

As a further technical solution, the sliding groove is arranged in the middle of the card groove group, and the guiding part is arranged in the middle of the card part.

As a further technical proposal, the method also comprises

An elastic member for providing a force for the locking portion to be locked in the locking groove,

the key is arranged on the supporting piece in a rotating or moving mode, and after the key rotates or moves, the clamping part is clamped into the clamping groove and is not clamped into the clamping groove;

the cylinder sets up on the support piece, the elastic component cover is established on the cylinder, the one end of elastic component acts on press the splenium, the other end acts on the support piece.

As a further technical scheme, the clamping part is in a shape of an oblique hook, and the clamping groove is in a shape of a ratchet and is used for being clamped by the clamping part in a one-way mode.

As a further technical solution, the supporting member further comprises,

the lower table clip is arranged on the lower table clip,

a support rod arranged on the lower table clamp,

an upper table clamp which is sleeved on the supporting rod in a sliding way and is close to or far away from the lower table clamp after sliding,

the lock body is sleeved on the support rod in a rotating and sliding manner, the rotating direction is the axial direction of the support rod, and the sliding direction is the length direction along the support rod; wherein the support rod is provided with a row of locking grooves which are arranged along the length direction of the support rod, the lock body is provided with a locking fixture block, after the lock body rotates, the locking fixture block is clamped into the locking groove or is clamped into the locking groove in a cancelling way, when the locking fixture block is clamped into the locking groove in a cancelling way, the lock body can slide along the length direction of the support rod (102),

wherein, the upper table clip is positioned between the lock body and the lower table clip.

As a further technical solution, it also includes,

and the nut is arranged on the lock body in a threaded manner and is abutted to the upper table clamp, and the nut pushes the upper table clamp to be close to or far away from the lower table clamp after the threads rotate.

The utility model also provides a sitting posture corrector, which comprises the lifting frame, the lifting piece comprises a rod part and a top chest part, the top chest part is arranged on the rod part,

the rod part and the top chest part are of an integral structure.

The working principle and the beneficial effects of the utility model are as follows:

in the embodiment, in order to solve the problem that the lifting frame is easy to pull out the lifting piece from the supporting piece in the prior art, an inventor specially designs the lifting frame, the supporting piece is connected with the lifting piece in a sliding mode and is convenient to adjust quickly, the lifting piece is convenient to pull upwards, when the lifting piece is pulled out, the lifting piece can be conveniently installed and restored, in the embodiment, in order to enable the lifting piece to slide towards the direction away from the upper desk clamp, the lifting piece cannot be pulled out completely, the inventor designs the stopping part on the rod part, therefore, the lifting piece is prevented from being pulled out, structural connection stability is well guaranteed, and the phenomenon that children are inconvenient to install the lifting piece after the lifting piece is pulled out is avoided.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is a schematic cross-sectional view F-F of FIG. 1;

FIG. 3 is a schematic view of a further state structure according to the present invention;

FIG. 4 is a schematic sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of the lifting member of the present invention;

FIG. 6 is a schematic cross-sectional view B-B of FIG. 5;

FIG. 7 is a schematic view of the lifting member and the button structure of the present invention;

FIG. 8 is a schematic cross-sectional view of C-C of FIG. 7;

FIG. 9 is a schematic view of the structure of the key of the present invention;

in the figure: 1-supporting part, 101-lower table clip, 102-supporting rod, 103-upper table clip, 104-lock body, 105-locking groove, 106-locking fixture block, 2-lifting part, 201-rod part, 202-clamping groove, 203-sliding groove, 204-top chest part, 205-stopping part, 3-button, 301-pressing part, 302-clamping part, 303-guiding part, 4-elastic part, 5-nut and 6-column body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.

As shown in fig. 1 to 9, the present embodiment provides a lifting frame, which comprises

The support 1, including the guide portion 303,

the lifting member 2 comprises a sliding groove 203, one end of the sliding groove 203 close to the support member 1 is further provided with a stopping part 205, and the guide part 303 is slidably arranged in the sliding groove 203.

For the crane among the prior art, lift 2 is whole from support 1 to be pulled out easily, in this embodiment, the inventor has specially designed a crane, support 1 and 2 sliding connection of lift, be convenient for quick adjustment, for the convenience lift 2 draws, when lift 2 is pulled out, need not the instrument, also can conveniently install back and recover, in this embodiment, in order to make lift 2 to keeping away from the sliding of upper table clamp 103 direction, lift 2 can not be whole to be pulled out, the inventor has designed stop 2 on pole portion 201, thereby avoided lift 2 to be pulled out, fine assurance structural connection stability, it goes to avoid pulling out the inconvenient installation of back children.

Further, the lifting member 2 includes a rod portion 201, the rod portion 201 is located at one end of the lifting member 2 close to the support member 1, and the sliding groove 203 is vertically or spirally arranged along the length direction of the rod portion 201.

Further, the lifting member 2 further comprises a plurality of card slots 202, the card slots 202 are arranged in a card slot group along the length of the rod portion 201 in the opposite direction, and the sliding slots 203 are parallel to the arrangement direction of the card slots 202.

Further, the supporting member 1 includes a key 3, the key 3 includes a pressing portion 301, a locking portion 302 and a guiding portion 303, the locking portion 302 is matched with the card slot 202, and the locking portion 302 is locked or unlocked to be locked in the card slot 202 after the key 3 is pressed.

Wherein pole portion 201 has a plurality of draw-in groove along the length direction of the body of rod, card portion 301 has on the button 3, card portion 301 card goes into draw-in groove 202, be used for lifting member 2 to adjust to suitable high back fixed position, and press button 3 and rotate or remove back still can cancel card income draw-in groove 202, lifting member 2 can slide in supporting part 1 and can carry out upper and lower adjusting position, when adjusting to suitable position, loosen button 3, button 3 can reset under the effect of elastic component 4, make 3 card portions 302 card of button go into the fixed lifting member 2 of draw-in groove 202.

Further, the slide groove 203 is provided in the middle of the card groove group, and the guide portion 303 is provided in the middle of the card portion 302.

In this embodiment, in order to solve the problem that the structure is unstable, is rocked easily during the use, and the performance of product becomes poor after long-term use, the inventor has designed that the middle of draw-in groove 202 has spout 203 along the straight line direction of pole portion 201, has guide part 303 in the middle of the card portion 301 of button 3, and when the lift 2 was adjusted in the installation, guide part 303 card goes into spout 203 and slides along spout 203 for lift 2 can recover and adjust the gear from top to bottom. Because there is spout 203 and the fine cooperation of guide part 303, compare in the design that only card portion 302 card goes into draw-in groove 202, great improvement structural stability, rocking when having avoided the use, long-term use product quality is still fine.

In this embodiment, the inventor designs that the card portion of button 3 is two that set up from top to bottom, presses the splenium 301 of pressing of button 3, and button 3 rotates and makes card portion can block in the draw-in groove after removing, and card portion design makes button 3 more stable with being connected of pole portion for two, has further guaranteed children's result of use.

Further, the two sides of the sliding groove 203 are both provided with a row of clamping grooves 202, and the two sides of the guiding portion 303 are both provided with two clamping portions 302.

In this embodiment, inventor designs spout 203 both sides and all has one row of draw-in groove 202, and both sides all have draw-in groove 202 to realize two side equal interlocks, and card portion 302 design has two, can realize the better interlock of card portion 302 and draw-in groove 202, and locking effect is better, has further guaranteed connection stability.

Further, the method also comprises the following steps of,

the column body 6, the column body 6 is arranged on the supporting piece 1, the elastic piece 4 is sleeved on the column body 6, one end of the elastic piece 4 acts on the pressing part 301, and the other end acts on the supporting piece 1.

In this embodiment, the inventor designs a column 6 for installing the elastic member 4, the elastic member 4 is sleeved on the column 6, the button is reset under the action of the elastic member 4, and after the clamping portion 302 on the button 3 and the clamping groove 202 on the rod portion 201 are clamped into each other, the lifting member 2 is limited to slide along the length direction of the rod portion 201, so that multi-gear adjustment is realized.

Further, the locking portion 302 is in the shape of an oblique hook, and the plurality of locking slots 202 are in the shape of ratchet teeth for being unidirectionally locked by the locking portion 302.

In this embodiment, the latching portion 302 may be designed to be in an oblique hook shape, when the lifting member 2 is pulled upward, the latching portion 302 reaching the limit position in the oblique hook shape and the stopping portion 205 of the lifting member 2 are hooked better to achieve limiting, so as to limit the lifting member 2 from being pulled out, the plurality of latching slots 202 may also be designed to be in a ratchet shape, so that the lifting member 2 can be pulled upward when the key 3 is not pressed, and even if the chest portion 204 is pressed down during the use of a child, the chest portion 204 cannot move downward as long as the key 3 is not pressed, because the ratchet-shaped latching slots 202 can latch the latching portion 302, so as to limit the lifting member 2 from sliding downward, thereby further improving the overall convenience in operation.

If the user only holds the chest and moves upwards, the button is not operated. When the stopping part on the chest is met with the hook of the key, the key hook stops the chest stopping part to prevent the whole chest from being pulled out. The button is opened to the maximum, and the top chest can be arranged in the half-clamping table. After the upper table clamp and the lower table clamp for clamping the table plate are opened, the table plate can be adapted to the table plates with different thicknesses.

Further, the support member 1, comprising,

a lower table clip 101 is provided on the lower table,

a support rod 102 disposed on the lower clip 101,

an upper table clamp 103 which is sleeved on the support rod 102 in a sliding way and is close to or far away from the lower table clamp 101 after sliding,

the lock body 104 is sleeved on the support rod 102 in a rotating and sliding manner, the rotating direction is the axial direction of the support rod 102, and the sliding direction is the length direction along the support rod 102; wherein, the support bar 102 has a row of locking grooves 105 arranged along the length direction of the support bar 102, the lock body 104 has a locking dog 106, after the lock body 104 rotates, the locking dog 106 is clamped into the locking groove 105 or is not clamped into the locking groove 105, when the locking dog 106 is not clamped into the locking groove 105, the lock body 104 can slide along the length direction of the support bar 102,

wherein the upper table clamp 103 is located between the lock body 104 and the lower table clamp 101.

In this embodiment, in order to adapt to tabletops of different thicknesses and facilitate and mount quickly, the inventor designs that the upper table clamp 103 is slidably sleeved on the support rod 102, the distance between the upper table clamp 103 and the lower table clamp 101 can be adjusted, the lock body 104 is rotatably sleeved on the support rod 102 in a sliding manner, the support rod 102 is provided with a row of locking grooves 105 along the length direction, the lock block 104 is provided with locking fixture blocks 106, after the lock body 104 axially rotates along the support rod 102, the locking fixture blocks 106 are separated from the locking grooves 105, at this time, the lock body 104 drives the lifting piece 2 to slide along the length direction of the support rod 102, up-and-down adjustment can be performed until the height is proper, after the position is adjusted, the lock body 104 is rotated to enable the locking fixture blocks 106 to be clamped into the locking grooves 105, and the positions of the lock body 104 and the lifting piece 2 are fixed.

Further, the method also comprises the following steps of,

and the nut 5 is arranged on the lock body 104 in a threaded manner and is abutted against the upper table clamp 103, and the upper table clamp 103 is pushed to be close to or far away from the lower table clamp 103 after the threads are rotated.

The utility model also provides a sitting posture corrector, which comprises a lifting frame and a lifting frame

And a top breast portion 204 provided on the stem portion 201.

Further, the rod portion 201 and the top breast portion 204 are of an integral structure.

In this embodiment, the inventor designs the rod portion 201 and the top chest portion 204 as an integral structure, so that the structure is more stable.

In this embodiment, the inventor has designed nut 5 to be connected with lock body 104, and can press from both sides 103 butt with last table, be used for limiting the slip of last table clamp 103 along bracing piece 102 length direction, it is close to and keeps away from lower table clamp 103 to promote last table clamp 103 after nut 5 rotates, the distance between table clamp 103 and the lower table clamp 103 is pressed from both sides in the control, realize the continuous adjustment of distance between last table clamp 103 and the lower table clamp 103, thereby compensate the defect that distance discontinuous adjustment between last table clamp 103 and the lower table clamp 103 when the locking piece card goes into the locking groove, thereby the desktop of different thickness of being suitable for that can be fine.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A lifting frame is characterized by comprising

A support (1), the support (1) comprising a guide (303);

the lifting piece (2) comprises a sliding groove (203), a stopping part (205) is further arranged at one end, close to the supporting piece (1), of the sliding groove (203), and the guide part (303) is arranged in the sliding groove (203) in a sliding mode.

2. A lifting frame according to claim 1, characterised in that the lifting member (2) comprises a rod part (201), the rod part (201) is located at one end of the lifting member (2) close to the support member (1), and the chute (203) is vertically arranged along the length direction of the rod part (201).

3. A lifting frame according to claim 2, characterized in that the lifting member (2) further comprises a plurality of clamping grooves (202), the clamping grooves (202) are arranged in a clamping groove group along the length direction of the rod part (201), and the sliding grooves (203) are parallel to the arrangement direction of the clamping grooves (202).

4. A lifting frame according to claim 3, characterised in that the support element (1) further comprises a key (3), the key (3) comprises a pressing part (301), a clamping part (302) and the guiding part (303), the clamping part (302) is matched with the clamping groove (202), and the clamping part (302) is clamped or clamped into the clamping groove (202) after the key (3) is pressed.

5. A crane according to claim 4, wherein the runner (203) is arranged in the middle of the slot group and the guide (303) is arranged in the middle of the card part (302).

6. A crane according to claim 4, further comprising

An elastic member (4) for providing a force with which the card portion (302) is snapped into the card slot (202),

the key (3) is rotatably or movably arranged on the supporting piece (1), and after the key (3) is rotated or moved, the clamping part (302) is clamped into the clamping groove (202) and is not clamped into the clamping groove (202);

cylinder (6), cylinder (6) set up on support piece (1), elastic component (4) cover is established on cylinder (6), the one end of elastic component (4) acts on press splenium (301), the other end acts on support piece (1).

7. A lifting frame as claimed in any one of claims 4 to 5, characterized in that the latching portion (302) is in the form of a hook and the latching slot (202) is in the form of a ratchet for unidirectional latching by the latching portion (302).

8. A crane according to any one of claims 3 to 5, characterised in that the support (1) further comprises,

a lower table clip (101),

a support bar (102) arranged on the lower table clamp (101),

an upper table clamp (103) which is sleeved on the supporting rod (102) in a sliding way and is close to or far away from the lower table clamp (101) after sliding,

the lock body (104) is sleeved on the support rod (102) in a rotating and sliding manner, the rotating direction is the axial direction of the support rod (102), and the sliding direction is the length direction along the support rod (102); wherein, the support rod (102) is provided with a row of locking grooves (105) which are arranged along the length direction of the support rod (102), the lock body (104) is provided with a locking fixture block (106), after the lock body (104) rotates, the locking fixture block (106) is clamped into the locking groove (105) or is clamped into the locking groove (105) in a cancelling way, when the locking fixture block (106) is clamped into the locking groove (105) in the cancelling way, the lock body (104) can slide along the length direction of the support rod (102),

wherein the upper table clamp (103) is positioned between the lock body (104) and the lower table clamp (101).

9. A crane according to claim 8, further comprising,

and the nut (5) is arranged on the lock body (104) in a threaded manner and is abutted against the upper table clamp (103), and the upper table clamp (103) is pushed to be close to or far away from the lower table clamp (103) after the threads are rotated.

10. A sitting posture corrector, characterized in that it comprises a lifting frame according to any one of claims 1 to 9, the lifting member (2) comprising a rod portion (201), the lifting member (2) further comprising

A top breast portion (204) disposed on the stem portion (201),

the rod part (201) and the top chest part (204) are of an integral structure.

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