CN216393566U - Sitting posture corrector convenient to adjust and fixing mechanism - Google Patents

Abstract

The utility model relates to a seat and a fixing mechanism for a sitting posture corrector which is easy to adjust. The sitting posture corrector comprises a chin rest, a base, a movable splint and a fastening bolt. The movable splint is arranged under the base, and the adjusting bolt passes through the movable splint from bottom to top. It is threadedly connected with the base, the chin rest is sleeved on the threaded barrel, the chin rest is provided with a positioning groove, and the threaded barrel is provided with a locking part, the locking part includes a locking wrench and a locking buckle, and the locking wrench is hinged on the thread. On the barrel, the locking wrench is protruded with a locking protrusion, and the locking protrusion and the locking buckle are pressed or separated to drive the locking bayonet to be inserted into the positioning groove or withdrawn from the positioning groove. The easy-to-adjust sitting posture corrector of the utility model can not only be conveniently installed, but also can be easily and quickly adjusted in height.

Description

An easily adjustable sitting posture corrector and fixing mechanism

technical field

The utility model relates to the technical field of sitting posture correctors, in particular to a sitting posture corrector and a fixing mechanism which are convenient for adjustment.

Background technique

Irregular sitting posture of teenagers has always been a concern of parents. Many people have long-term bad sitting posture that affects their vision. When the eyeball is in the sensitive and critical period of development, if the sitting posture is not correct at this time, it is very easy to cause excessive burden on the eyeball, which will cause damage to the eyes. Vision causes certain harm, and it also easily affects normal growth and development, so the sitting posture should be corrected in time. At present, there are related sitting posture correction products on the market, but the height adjustment and the installation of the sitting posture corrector are inconvenient. very troublesome.

Utility model content

The purpose of the utility model is to provide a sitting posture corrector and a fixing mechanism which are easy to adjust, so as to solve the problem of inconvenient installation and adjustment of the sitting posture corrector.

Now for achieving the above-mentioned purpose, the utility model adopts the following technical scheme:

A sitting posture corrector that is easy to adjust, comprising a chin rest, a base, a movable splint and a fastening bolt; the base is provided with a threaded cylinder, the movable splint is provided with a hole, and the fastening bolt is from bottom to top It passes through the movable splint and is threadedly connected in the threaded barrel; the chin rest is sleeved in the threaded barrel.

Further, the upper side of the movable splint is provided with a first protrusion, and the lower side of the base is provided with a first groove, and the first protrusion and the first groove form a rotation stop portion when the movable splint is attached to the base.

Further, the lower side of the base is provided with a second bump, the upper side of the movable splint is provided with a second groove, and the second bump and the second groove form a rotation stop when the movable splint is attached to the base. .

Further, the front ends of the first bump and the second bump are coplanar.

Further, the chin rest is provided with a positioning groove; the threaded barrel is provided with a locking portion, the locking portion includes a locking wrench and a locking buckle, and the locking spanner is hinged on the threaded barrel The locking wrench is protruded with a locking protrusion, and the locking protrusion is pressed or separated from the locking buckle to drive the locking buckle to be inserted into the positioning groove or withdrawn from the positioning groove.

Further, the locking clip is provided with locking claws arranged up and down.

A fixing mechanism includes a base, a movable splint, and a fastening bolt; a threaded barrel is arranged through the base, a hole is arranged on the movable splint, and the fastening bolt passes through the movable splint and the threaded barrel from bottom to top Threaded connection.

Further, the upper side of the movable splint is provided with a first protrusion, and the lower side of the base is provided with a first groove, and the first protrusion and the first groove form a rotation stop portion when the movable splint is attached to the base.

Further, the lower side of the base is provided with a second bump, the upper side of the movable splint is provided with a second groove, and the second bump and the second groove form a rotation stop when the movable splint is attached to the base. .

The beneficial effects of the present utility model:

In the easy-to-adjust sitting posture corrector of the utility model, the movable splint is arranged below the base, and the adjusting bolts pass through the movable splint from bottom to top and are threadedly connected to the base, so that the sitting posture corrector can be easily fixed on the table top, and the chin rest covers It is arranged on the threaded barrel, the chin rest is provided with a positioning groove, the threaded barrel is provided with a locking portion, the locking portion includes a locking wrench and a locking buckle, the locking spanner is hinged on the threaded barrel, and the locking wrench is protruding There is a locking protrusion, the locking protrusion and the locking buckle are pressed or separated, and the locking bayonet is driven into the positioning groove or withdrawn from the positioning groove, and the height adjustment and locking of the chin rest are convenient and quick. The easy-to-adjust sitting posture corrector of the utility model can not only be conveniently installed, but also can be easily and quickly adjusted in height.

Description of drawings

Fig. 1 is the structural representation (exploded view) of the sitting posture corrector that is easy to adjust according to the present utility model;

Fig. 2 is the structural representation of movable splint;

Fig. 3 is the structural representation of base;

Fig. 4 is the structural representation of chin rest;

5 is a schematic structural diagram of a locking portion;

6 is a schematic structural diagram of the combination of the locking wrench and the locking buckle;

Fig. 7 is the structural representation of locking wrench;

FIG. 8 is a schematic view of the structure of the locking buckle.

The names corresponding to the marks in the figure: 1, base, 11, first groove, 12, second bump 2, chin rest, 21, positioning slot, 3, movable splint, 31, first bump, 32, No. Two grooves, 33, locking groove, 4, adjusting bolt, 41, rotating part, 5, threaded pipe, 51, locking part, 511, locking base, 512, locking wrench, 5121, locking protrusion, 513, lock Buckle, 5131, locking pawl, 5132, arc groove, 514, hinge shaft.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

Embodiment 1 of the present utility model:

As shown in FIG. 1 , the sitting posture corrector includes a base 1 , a chin rest 2 , a movable splint 3 , an adjustment bolt 4 and a threaded pipe 5 arranged on the base 1 .

The movable splint 3 is arranged below the base 1 , and the contour of the movable splint 3 is consistent with that of the base 1 up and down, which ensures a smooth connection between the movable splint 3 and the base 1 .

The movable splint 3 is provided with a circular hole, the bottom of the base 1 is also provided with a circular hole, and the circular hole provided on the base 1 communicates with the threaded pipe 5 .

The adjusting bolt 4 is inserted into the threaded pipe 5 from bottom to top through the circular hole on the movable splint, the inner wall of the threaded pipe 5 is provided with threads, the adjusting bolt 4 is threadedly connected with the threaded pipe 5, and the end of the adjusting bolt 4 is provided with a rotating part 41. The diameter of the rotating part 41 is larger than the diameter of the round hole. The distance between the movable splint 3 and the base 1 can be adjusted by rotating the adjusting bolt 4. The table board is fixed between the movable splint 3 and the base 1, and the movable splint 3 and the base can be adjusted. The distance between 1 allows the sitting position corrector to adapt to different thicknesses of table tops.

In order to facilitate the rotation of the adjusting bolt 4, the following design is made. The rotating part 41 of the adjusting bolt 4 is in the shape of a truncated cone, and the outer peripheral side of the rotating part 41 is provided with an anti-slip groove, which is convenient and quick to rotate the adjusting bolt.

The inside of the adjusting bolt 4 is provided with a circular groove. In use, after the base 1 is fixed on the table top, the chin rest 2 can extend into the adjusting bolt 4 .

As shown in FIGS. 2 and 3 , the upper side of the movable splint 3 is provided with two bumps, denoted as first bumps 31 , and the first bumps 31 are arranged on the left and right edges of the movable splint 3 near the round hole. It is square, and there is a corresponding groove on the base for the first bump 31 to be inserted into, which is marked as the first groove 11. The function of the first bump 11 is that when the movable splint 3 is attached to the base 1, the first The protrusions 31 are inserted into the first grooves 11 to form a rotation stop portion to prevent the relative rotation of the movable splint 3 and the base 1 . At the same time, when the sitting posture corrector is clamped on the side of the table board, the two first protrusions 31 Abutting on the side of the table board to prevent the movable splint 3 from turning left and right, affecting the fixing effect.

Similarly, the underside of the base 1 is provided with two bumps, denoted as the second bump 12, the second bumps 12 are arranged on the left and right edges of the round hole on the underside of the base 1, the bumps are square, the second bumps 12 are The front end face of the bump 12 is coplanar with the front end face of the first bump 31 , and a groove for the second bump 12 to be inserted into is correspondingly provided on the movable splint 3 , denoted as the second groove 32 , when the movable splint 3 When it is attached to the base 1, the second bump 12 is inserted into the second groove 32 to form a rotation stop part to prevent the relative rotation of the movable splint 3 and the base 1. When the sitting posture corrector is clamped on the side of the table board, the two The second protrusions 12 are just abutted on the side of the table board to prevent the base 1 from turning left and right, which affects the fixing effect.

In order to ensure that the base 1 and the movable splint 3 are attached to the side of the table board at the same time, the front ends of the first bump 31 and the second bump 12 are coplanarly arranged, so that in use, the first bump 31 and the second bump 12 are attached at the same time. On the side of the tabletop.

The sitting posture corrector can not only be fixed on the table top, but also can be used in conjunction with the multi-function bottom plate. Rotate the adjusting bolt 4 to make the base 1 fit with the movable splint. As shown in Figure 2, the bottom of the movable splint is provided with a locking groove 33. The functional bottom plate is provided with a connecting plate, and the locking groove 33 and the connecting plate can be inserted together to make the sitting posture corrector connected to the multi-functional bottom plate. The base and locking assembly of a sitting posture corrector disclosed in the new patent (the same applicant as this case) which is easy to install, adopts this structure, and will not be repeated here.

As shown in FIG. 1 and FIG. 4 , the chin rest 2 is set in the threaded pipe 5 , and the height of the chin rest 2 can be adjusted by pulling the chin rest 2 up and down to meet the needs of users of different heights.

The outer wall of the chin rest 2 is provided with positioning grooves 21 arranged up and down, the positioning groove 21 is arranged horizontally, and a locking portion 51 is provided at the top end of the threaded pipe. At a certain height, the chin rest 2 is prevented from sliding up and down.

As shown in FIG. 5 , the locking portion 51 includes a locking base 511 , a locking wrench 512 and a locking buckle 513 .

The locking base 511 is arranged on the top end of the threaded pipe 5 , the locking base 511 is provided with a groove, the locking buckle 513 is installed in the groove, and the locking wrench 512 is hinged on the locking base 511 .

As shown in FIG. 1 and FIG. 8 , two locking claws 5131 are provided inside the locking buckle 513 , and the distance between the two locking claws 5131 is the same as the distance between the two adjacent positioning grooves 21 . The stop claws 5131 are just caught in the two adjacent positioning grooves 21 . The outer side of the locking buckle 513 is provided with an arc-shaped groove 5132, and the upper and lower edges of the locking buckle 513 are extended with mounting plates. The buckle 513 cannot move up and down in the groove.

The upper end of the locking wrench 512 is hinged on the locking base 511 through the hinge shaft 514 . As shown in FIG. 7 , a locking protrusion 5121 is provided on the inner side of the upper end of the locking wrench 512 , and the lower end is in a curved arc shape, which is convenient for operation.

The locking wrench 512 swings up and down along the hinge shaft 514 , which can press the protrusion 5121 to set or leave the locking buckle 513 , and form a certain pressing force or release the pressing force, so as to realize the locking and releasing functions of the locking buckle 513 .

As shown in FIG. 6 , in the locked state of the locking buckle 513 , the locking protrusion 5121 on the upper end of the locking wrench 512 is in contact with the arc-shaped groove 5132 on the locking buckle 513 , and the locking protrusion 5121 exerts a pressing force on the locking buckle 513 . The two locking claws 5131 on the locking buckle 513 are caught in the positioning grooves 21 on the chin rest 2, and the chin rest 2 is fixed at a certain height.

When the locking buckle 513 is released, the locking wrench 512 swings upward along the hinge shaft 514, the locking protrusion 5121 on the upper end of the locking wrench 512 is released from the abutment with the arc groove 5132 on the locking buckle 513, and the locking protrusion 5121 is no longer aligned. The locking buckle 513 exerts a pressing force, and the two locking claws 5131 on the locking buckle 513 withdraw from the positioning groove 21 on the chin rest 2, and the chin rest 2 can move up and down.

In actual use, if it needs to be used in conjunction with the table board, rotate the adjusting bolt 4, the table top is clamped between the movable splint 3 and the base 1, and the bumps on the movable splint 3 and the base 1 are attached to the side of the table board, so that the Both the base 1 and the movable splint 3 cannot be rotated, and then the adjusting bolt 4 is tightened, and the sitting posture corrector is fixed on the table. If it needs to be used in conjunction with the multi-functional base plate, then tighten the adjusting bolt 4 to make the movable splint 3 fit with the base 1, and then insert the locking groove 33 on the movable splint 3 with the connecting plate on the multi-functional base plate, The sitting position corrector can be fixed on the multifunctional base plate.

When it is necessary to adjust the height of the chin rest 2, pull the locking wrench 512 upward, the locking protrusion 5121 on the locking wrench 512 releases the pressing force on the locking buckle 513, and the locking buckle 513 exits the positioning groove 21 on the chin rest 2 , and then operate the chin rest 2 to move up and down, adjust the height of the chin rest 2, pull the locking wrench 512 downward, the locking protrusion 5121 on the locking wrench 512 exerts a pressing force on the locking buckle 513, and the locking claw 5131 Snap into the positioning groove 21 on the chin rest 2, and the chin rest 2 is fixed at the adjusted height.

Claims (10)

1. A sitting posture corrector that is easy to adjust is characterized in that: comprising a chin rest, a base, a movable splint and a fastening bolt; the base is provided with a threaded cylinder, the movable splint is provided with a hole, and the tightening The fixing bolt passes through the movable splint from bottom to top and is threadedly connected in the threaded barrel; the chin rest is sleeved in the threaded barrel. 2 . The sitting posture corrector for easy adjustment according to claim 1 , wherein the movable splint is provided with a first protrusion on the side surface, and the lower side of the base is provided with a first groove. The block and the first groove form a rotation stop when the movable splint is attached to the base. 3. A sitting posture corrector for easy adjustment according to claim 1, characterized in that: the lower side of the base is provided with a second bump, the upper side of the movable splint is provided with a second groove, the second The protrusion and the second groove form a rotation stop portion when the movable splint is attached to the base. 4. A sitting posture corrector for easy adjustment according to claim 2, characterized in that: the lower side of the base is provided with a second bump, the upper side of the movable splint is provided with a second groove, the second The protrusion and the second groove form a rotation stop portion when the movable splint is attached to the base. 5 . The sitting posture corrector for easy adjustment according to claim 4 , wherein the front ends of the first protruding block and the second protruding block are coplanar. 6 . 6 . The sitting posture corrector for easy adjustment according to claim 1 , wherein: the chin rest is provided with a positioning groove; the threaded barrel is provided with a locking portion, and the locking portion comprises a lock. 7 . A locking wrench and a locking clip, the locking wrench is hinged on the threaded barrel, a locking protrusion is protruded on the locking wrench, and the locking protrusion is pressed or separated from the locking clip to drive the The locking clip snaps into the positioning slot or exits the positioning slot. 7 . The sitting posture corrector for easy adjustment according to claim 6 , wherein the locking clasp is provided with locking claws arranged up and down. 8 . 8. A fixing mechanism, characterized in that it comprises a base, a movable splint, and a fastening bolt; a threaded cylinder is provided through the base, a hole is provided on the movable splint, and the fastening bolt passes through from bottom to top. It is threadedly connected with the threaded barrel through the movable splint. 9 . The fixing mechanism according to claim 8 , wherein a first protrusion is provided on the side surface of the movable splint, a first groove is provided on the lower side of the base, and the first protrusion is connected with the first protrusion. 10 . The groove forms a rotation stop when the movable splint is fitted with the base. 10 . The fixing mechanism according to claim 8 , wherein the lower side of the base is provided with a second protrusion, the upper side of the movable splint is provided with a second groove, and the second protrusion is connected with the first block. 11 . The two grooves form the anti-rotation part when the movable splint is attached to the base.

Images