CN216569144U

CN216569144U - Sitting posture corrector

Info

Publication number: CN216569144U
Application number: CN202120570940.XU
Authority: CN
Inventors: 朱雨凤; 殷艳红
Original assignee: Ningbo University
Current assignee: Ningbo University
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2022-05-24
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a sitting posture corrector, which comprises a hip support, an adjusting device and a support frame, wherein the support frame is used for being installed on a chair back, the adjusting device is positioned on the front side of the support frame, the adjusting device is installed on the support frame, the hip support is positioned on the front side of the adjusting device, the hip support is installed on the adjusting device, the adjusting device is used for adjusting the front and back positions of the hip support, the front end surface of the hip support is an arc surface, and the front end surface of the hip support is used for being in contact with the hip of a user; the chair has the advantages that when a user sits on the chair, the hip support is used for limiting, so that the situation that the hip of the user moves backwards can be effectively avoided, the sitting posture correction effect is improved, and the correct scientific sitting posture habit can be developed.

Description

Sitting posture corrector

Technical Field

The utility model relates to a corrector, in particular to a sitting posture corrector.

Background

Clinical researches find that the long-time bad sitting posture can cause the blood circulation of the pressed part of the human body to be slowed down, and the load of the heart is increased, so that the risk of cardiovascular diseases is increased, and in addition, physiological deformation of spinal structures such as cervical vertebra, thoracic vertebra, lumbar vertebra and the like and health problems such as myopia, strabismus and the like are easily caused. In the development stage of the body of the teenager, the teenager needs to sit for a long time and is sexually active when studying every day, bad sitting habits such as left and right body inclination and the like are easy to occur, the unformed spine is deformed and bent, the asthenopia is easy to cause, and the myopia is induced for a long time. According to the statistical data of the education department, as far as 2020, the number of Chinese shortsighted people exceeds 6 hundred million people, and the shortsightedness rate of teenagers even exceeds 50%. The good sitting posture is helpful for relieving visual fatigue, reducing myopia, simultaneously helping teenagers to form straight bodies, improving self-confidence and the like. Therefore, the sitting posture correction device is a very urgent problem for students to correct poor sitting postures and form a good and scientific sitting posture habit.

The sitting posture corrector is used for solving the problem of poor sitting posture during reading and writing and provides a solution for the problem. The existing sitting posture corrector is mostly realized by adopting a lifting cross rod structure. When the sitting posture corrector is used, the sitting posture corrector is arranged in front of a desk, and the cross rod is used for preventing a user from lying prone or limiting the eyes of the user at a certain height, so that the sitting posture is corrected.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a sitting posture corrector which can prevent the buttocks from moving backwards, improve the sitting posture correcting effect and be beneficial to developing correct and scientific sitting posture habits.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a sitting posture corrector comprises a hip support, an adjusting device and a support frame, wherein the support frame is used for being installed on a chair back, the adjusting device is located on the front side of the support frame, the adjusting device is installed on the support frame, the hip support is located on the front side of the adjusting device, the hip support is installed on the adjusting device, the adjusting device is used for adjusting the front and back positions of the hip support, the front end face of the hip support is an arc-shaped face, and the front end face of the hip support is used for being in contact with the buttocks of a user.

The front end face of the hip support is bonded with a silica gel pad through glue.

The adjusting device comprises an expansion link, a first knob and a first gripper, the front end of the expansion link is fixed on the hip support, the rear end of the first gripper is installed on the supporting frame, the first gripper is located on the rear side of the expansion link, the rear portion of the expansion link is inserted into the first gripper, the first knob is sleeved on the expansion link and the first gripper, and the first knob can be rotated to enable the first gripper to lock the expansion link or unlock the expansion link.

The first knob is internally provided with a first rotating cavity which penetrates through the first knob in a front-back mode, the size of the first rotating cavity is gradually increased from front to back, the front part of the first gripper enters the first rotating cavity from the back end of the first knob, the back part of the telescopic rod enters the first rotating cavity from the front end of the first knob and then is inserted into the first gripper, when the first knob is rotated to move the first knob backwards, the first gripper can be pressed by the first knob to lock the telescopic rod, and when the first knob is rotated again to move the first knob forwards, the first gripper cannot be pressed by the first knob at the moment, the telescopic rod is unlocked by the first gripper, and the telescopic rod can move forwards and backwards relative to the first gripper.

The supporting frame comprises a connecting block, a right clamping component and a left clamping component, the right clamping component is used for clamping the right side of the chair back, the left clamping component is used for clamping the left side of the chair back, the right clamping component is positioned on the right side of the connecting block, the left clamping component is positioned on the left side of the connecting block, the left clamping component and the right clamping component are respectively installed on the connecting block, the left clamping component and the right clamping component are in a bilateral symmetry structure, and the rear end of a first gripper of the adjusting device is also installed on the connecting block; the right clamping assembly comprises a fixed rod, a second knob, a second hand grip, a connecting rod, an adjusting rod, a third knob, a first clamping plate and a second clamping plate, the second hand grip is positioned on the right side of the fixed rod, the fixed rod is inserted into the second hand grip, the second knob is sleeved on the fixed rod and the second hand grip, the second knob is rotated to enable the second hand grip to lock or unlock the fixed rod, the connecting rod is positioned on the right side of the second hand grip, the second hand grip is fixed on the connecting rod, the adjusting rod is positioned on the front side of the connecting rod, the adjusting rod is fixedly connected with the connecting rod, a 90-degree included angle is formed between the adjusting rod and the connecting rod, the first clamping plate and the second knob are respectively installed on the adjusting rod, the first clamping plate is located at the front side of the second clamping plate, the third knob is sleeved on the adjusting rod and located at the rear side of the second clamping plate, the third knob rotates, and the third knob can push the second clamping plate to move forwards along the adjusting rod to be close to the first clamping plate.

The second knob is internally provided with a second rotating cavity which penetrates through the second knob in the left-right direction, the size of the second rotating cavity is gradually increased from left to right, the second gripper enters the second rotating cavity from the right end of the second knob, the fixing rod enters the second gripper after extending into the second rotating cavity from the left end of the second knob, when the second knob is rotated to move rightwards, the second gripper can be pressed by the second knob to lock the fixing rod, and when the second knob is rotated again to move leftwards, the second gripper cannot be pressed by the second knob, the fixing rod is unlocked by the second gripper, and the fixing rod can move leftwards and rightwards relative to the second gripper.

Compared with the prior art, the sitting posture corrector has the advantages that the hip support, the adjusting device and the support frame form the sitting posture corrector, the support frame is used for being installed on the back of a chair, the adjusting device is located on the front side of the support frame, the adjusting device is installed on the support frame, the hip support is located on the front side of the adjusting device, the hip support is installed on the adjusting device, the adjusting device is used for adjusting the front and back positions of the hip support, the front end face of the hip support is an arc-shaped face, the front end face of the hip support is used for being in contact with the buttocks of a user, the support frame is installed on the back of the chair when the chair is used, the front and back positions of the hip support are adjusted through the adjusting device, the hip support is made to be in contact with the buttocks of the user, therefore, when the user sits on the chair, the hip support is used for limiting, the backward movement of the buttocks of the user can be effectively avoided, the sitting posture correcting effect is improved, and the correct scientific sitting posture habit can be facilitated.

Drawings

FIG. 1 is a perspective view of a sitting position corrector of the present invention;

FIG. 2 is a first partially exploded view of the sitting posture corrector of the present invention;

FIG. 3 is a schematic view of the mounting of the adjustment mechanism of the sitting posture corrector of the present invention;

FIG. 4 is an exploded view of the right clamp assembly of the seating posture corrector of the present invention;

figure 5 is a perspective view of the right clamp assembly of the seating posture corrector of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

Example (b): as shown in fig. 1-5, a sitting posture corrector comprises a hip support 1, an adjusting device and a support frame, wherein the support frame is used for being installed on a chair back, the adjusting device is arranged on the front side of the support frame, the adjusting device is installed on the support frame, the hip support 1 is arranged on the front side of the adjusting device, the hip support 1 is installed on the adjusting device, the adjusting device is used for adjusting the front and back positions of the hip support 1, the front end face of the hip support 1 is an arc-shaped face, and the front end face of the hip support 1 is used for being in contact with the hip of a user.

In this embodiment, a silica gel pad is bonded on the front end face of the hip rest 1 through glue.

In this embodiment, adjusting device includes telescopic link 2, first knob 3 and first tongs 4, the front end of telescopic link 2 is fixed on buttockss support 1, the rear end of first tongs 4 is installed on the support frame, first tongs 4 is located the rear side of telescopic link 2, insert in first tongs 4 the rear portion of

telescopic link

2, 3 covers of first knob are established on telescopic link 2 and first tongs 4, rotate first knob 3 and can make first tongs 4 lock telescopic link 2 or remove the locking of first tongs 4 to telescopic link 2.

In this embodiment, the first knob 3 has a first rotating cavity penetrating through the first knob 3 from front to back, the size of the first rotating cavity gradually increases from front to back, the front portion of the first grip 4 enters the first rotating cavity from the back end of the first knob 3, the back portion of the telescopic rod 2 enters the first rotating cavity from the front end of the first knob 3 and then is inserted into the first grip 4, when the first knob 3 is rotated to move the telescopic rod backward, the first grip 4 can be pressed by the first knob 3 to lock the telescopic rod 2, and if the first knob 3 is rotated again to move the telescopic rod forward, the first grip 4 cannot be pressed by the first knob 3, the first grip 4 releases the locking of the telescopic rod 2, and the telescopic rod 2 can move back and forth relative to the first grip 4.

In the embodiment, the support frame comprises a connecting block 5, a right clamping component for clamping the right side of the chair back and a left clamping component for clamping the left side of the chair back, the right clamping component is positioned on the right side of the connecting block 5, the left clamping component is positioned on the left side of the connecting block 5, the left clamping component and the right clamping component are respectively installed on the connecting block 5, the left clamping component and the right clamping component are in a bilateral symmetry structure, the rear end of a first handle 4 of the adjusting device is also installed on the connecting block 5, and the rear end of the connecting block 5 is provided with a decorative screw 6 to prevent the telescopic rod 2 from being exposed out of the connecting block 5; the right clamping assembly comprises a fixed rod 7, a second knob 8, a second gripper 9, a connecting rod 10, an adjusting rod 11, a third knob 12, a first clamping plate 13 and a second clamping plate 14, the second gripper 9 is positioned on the right side of the fixed rod 7, the fixed rod 7 is inserted into the second gripper 9, the second knob 8 is sleeved on the fixed rod 7 and the second gripper 9, the second knob 8 is rotated to enable the second gripper 9 to lock the fixed rod 7 or unlock the fixed rod 7 from the second gripper 9, the connecting rod 10 is positioned on the right side of the second gripper 9, the second gripper 9 is fixed on the connecting rod 10, the adjusting rod 11 is positioned on the front side of the connecting rod 10, the adjusting rod 11 is fixedly connected with the connecting rod 10, an included angle of 90 degrees is formed between the adjusting rod 11 and the connecting rod 10, the first clamping plate 13 and the second gripper 8 are respectively installed on the adjusting rod 11, the first clamping plate 13 is positioned on the front side of the second clamping plate 14, the third knob 12 is sleeved on the adjusting rod 11 and located at the rear side of the second clamping plate 14, and the third knob 12 is rotated to push the second clamping plate 14 to move forward along the adjusting rod 11 to close the first clamping plate 13.

In this embodiment, a second rotary cavity penetrating through the second knob 8 from left to right is formed in the second knob 8, the size of the second rotary cavity gradually increases from left to right, the second gripper 9 enters the second rotary cavity from the right end of the second knob 8, the fixing rod 7 extends into the second rotary cavity from the left end of the second knob 8 and then enters the second gripper 9, when the second knob 8 is rotated to move right, the second gripper 9 can be pressed by the second knob 8 to lock the fixing rod 7, and if the second knob 8 is rotated again to move left, the second gripper 9 cannot be pressed by the second knob 8, the fixing rod 7 is unlocked by the second gripper 9, and the fixing rod 7 can move left and right relative to the second gripper 9.

Claims

1. The sitting posture corrector is characterized by comprising a hip support, an adjusting device and a support frame, wherein the support frame is used for being installed on a chair back, the adjusting device is located on the front side of the support frame, the adjusting device is installed on the support frame, the hip support is located on the front side of the adjusting device, the hip support is installed on the adjusting device, the adjusting device is used for adjusting the front and back positions of the hip support, the front end face of the hip support is an arc-shaped face, and the front end face of the hip support is used for being in contact with the buttocks of a user.

2. The sitting posture corrector as claimed in claim 1, wherein a silicone pad is adhered to the front end surface of the hip rest by glue.

3. The sitting posture corrector as claimed in claim 1, wherein the adjusting device comprises a telescopic rod, a first knob and a first gripper, the front end of the telescopic rod is fixed on the hip rest, the rear end of the first gripper is mounted on the support frame, the first gripper is located at the rear side of the telescopic rod, the rear portion of the telescopic rod is inserted into the first gripper, the first knob is sleeved on the telescopic rod and the first gripper, and the first knob can be rotated to lock the telescopic rod with the first gripper or unlock the telescopic rod with the first gripper.

4. The sitting posture corrector of claim 3, wherein said first knob has a first rotary chamber extending forwardly and rearwardly therethrough, the size of the first rotating cavity is gradually increased from front to back, the front part of the first handle enters the first rotating cavity from the back end of the first knob, the rear part of the telescopic rod enters the first rotating cavity from the front end of the first knob and then is inserted into the first hand grip, when the first knob is rotated to move the first knob backwards, the first hand grip can be pressed by the first knob to lock the telescopic rod, if the first knob is rotated again to move forwards, the first hand grab can not be pressed by the first knob, the first gripper unlocks the telescopic rod, and the telescopic rod can move back and forth relative to the first gripper.

5. A sitting posture corrector as claimed in claim 3, wherein the support frame comprises a connecting block, a right clamping member for clamping on the right side of the chair back and a left clamping member for clamping on the left side of the chair back, the right clamping member is located on the right side of the connecting block, the left clamping member is located on the left side of the connecting block, the left clamping member and the right clamping member are respectively mounted on the connecting block, the left clamping member and the right clamping member are in a left-right symmetrical structure, and the rear end of the first gripper of the adjusting device is also mounted on the connecting block; the right clamping assembly comprises a fixed rod, a second knob, a second hand grip, a connecting rod, an adjusting rod, a third knob, a first clamping plate and a second clamping plate, the second hand grip is positioned on the right side of the fixed rod, the fixed rod is inserted into the second hand grip, the second knob is sleeved on the fixed rod and the second hand grip, the second knob is rotated to enable the second hand grip to lock or unlock the fixed rod, the connecting rod is positioned on the right side of the second hand grip, the second hand grip is fixed on the connecting rod, the adjusting rod is positioned on the front side of the connecting rod, the adjusting rod is fixedly connected with the connecting rod, a 90-degree included angle is formed between the adjusting rod and the connecting rod, the first clamping plate and the second knob are respectively installed on the adjusting rod, the first clamping plate is located at the front side of the second clamping plate, the third knob is sleeved on the adjusting rod and located at the rear side of the second clamping plate, the third knob rotates, and the third knob can push the second clamping plate to move forwards along the adjusting rod to be close to the first clamping plate.

6. The sitting posture corrector of claim 5, wherein said second knob has a second rotary chamber formed therethrough, the size of the second rotating cavity is gradually increased from left to right, the second gripper enters the second rotating cavity from the right end of the second knob, the fixing rod extends into the second rotating cavity from the left end of the second knob and then enters the second gripper, when the second knob is rotated to move rightwards, the second hand grip can be pressed by the second knob to lock the fixing rod, if the second knob is rotated again to move to the left, the second hand grip can not be pressed by the second knob, the second hand grip unlocks the fixing rod, and the fixing rod can move left and right relative to the second hand grip.