CN219480527U - Device for preventing low head and neck from tilting forward - Google Patents

Abstract

The utility model relates to the technical field of health care, in particular to a device for preventing low head and neck from tilting forward. The device comprises band, chin bracket, chest support, nape area and nape package piece, and the chin bracket is formed by chin support and chin pole two parts connection, and the chest support is connected to the lower extreme of chin pole, and the band is connected between nape area and chin bracket and can adjust the distance between nape area and the chin bracket, and the nape area is closely laminated with the nape package piece. The strap, nape strap and nape strap are all soft materials that can be wrapped around the chin rest to make the device portable. The length of the chin bar can be adjusted so as to conveniently adjust the limited range of the angle of the low head. When the chin bar is adjusted to the shortest time or the chin rest is taken down to restrict the chin only by the strap, the head lowering prevention function can be eliminated. The device can help the user to develop muscle memory that maintains a good posture when the male and female chin rest of the chin rest and the chest rest are provided with tapered protrusions on the side that contacts the user's skin.

Description

Device for preventing low head and neck from tilting forward

Technical Field

The utility model relates to the technical field of health care, in particular to a device for preventing low head and neck from tilting forward.

Background

When using devices such as a mobile phone, people often keep a poor posture of low head, and when using devices such as a computer display, the people often unconsciously lean forward to make themselves see clearly the display content, and the poor posture of low head and forward neck can cause a large burden on the cervical vertebra, so that various lesions are caused.

There are also products on the market at present that can accomplish simultaneously preventing low head and neck anteversion, this kind of product is an annular structure, and the upper portion of annular structure has L shape's structure to place chin department and can restrict chin front side and downside, and the sternum department of neck below is placed in to annular structure's lower part, and annular structure's middle part warp to the backward neck direction, and a meshbelt of hugging closely at the back neck is connected to annular structure's left and right sides in the middle part from the left and right sides of back neck, and chin, sternum and back neck three points form a stable triangle-shaped structure like this, and then can prevent low head and neck anteversion.

However, the existing products have the obvious defects that:

the first disadvantage is: users have the need to carry the product for use in different places, such as from home to office, while the main body of the existing product is a ring-shaped structure of plastic material, is bulky and cannot be folded or rolled up, thus being inconvenient to carry;

the second disadvantage is that: the user can conveniently adjust the limited range of the low head angle, for example, students need to write at a certain angle when doing homework, but the existing products only can keep the head horizontal and cannot adjust the limited range of the low head angle;

the third disadvantage is that: the user does not need to prevent the head from falling in certain application scenes, but only needs to prevent the neck from tilting forward, for example, when working on a computer display which is raised to a certain height, but the existing products can only limit the head from falling and the neck from tilting forward at the same time when being worn;

fourth disadvantage is: the existing products limit the forward tilting of the low head and neck through the binding effect, and the users have the tendency of the forward tilting of the low head and neck, namely the existing products can not help the users to form muscle memory, and when the users take off the existing products, the users can not keep a good posture by the muscle memory.

Disclosure of Invention

In view of the foregoing, there is a need for a device for preventing low head and neck from leaning forward that is portable, facilitates adjustment of the limited range of low head angles, facilitates cancellation of the low head prevention function, and assists the user in forming muscle memory while having the function of preventing low head and neck from leaning forward.

In order to meet the technical requirements, the implementation of the utility model discloses the following technical scheme.

A device for preventing the head and neck from tilting forward comprises a binding belt, a chin support, a chest support, a back neck belt and a back neck wrapping sheet, wherein the chin support is formed by connecting a chin support and a chin bar, the lower end of the chin bar is connected with the chest support, the binding belt is connected between the back neck belt and the chin support and can adjust the distance between the back neck belt and the chin support, and the back neck belt is tightly attached to the back neck wrapping sheet.

The nape belt is positioned at the lowest edge of the nape bag piece.

The binding band, the nape band and the nape bag piece are all made of soft materials.

The chin pole is the arc, and the lower extreme of arc chin pole is connected perpendicularly with chest support lateral surface, makes chest support medial surface and sternum be approximately parallel relation, and the chin pole is the telescopic link, comprises the arc inner tube and the arc outer tube two parts that the radius is unanimous, and the mutual position of arc inner tube and arc outer tube can be adjusted and fixed.

The chin rest is formed by combining a bus rest, a male rest and a spring, the part connected with the strap is the male rest, the male rest is provided with a radial moving hole, a radial moving column which enables the male rest and the female rest to move radially only is arranged at the corresponding position of the female rest, the spring is arranged on the radial moving column, the upper edge and the lower edge of the female rest are provided with anti-falling claws which prevent the male rest from falling off under the action of the spring, the female rest is provided with a plurality of through holes, the inner side surface of the male rest is provided with a plurality of conical protrusions, and the positions of the conical protrusions correspond to the through holes on the female rest one by one; the inner side surface of the chest support is provided with a plurality of conical bulges.

The chin rest can also be a flat block, the surface of the chin rest, which is contacted with the chin, is an irregular curved surface which is attached to the curved surface of the chin, and the surface of the chin rest is smooth and has no through holes or bulges; the surface of the breast support, which is contacted with the sternum, can also be smooth and flat without through holes or protrusions.

After the design is adopted, only the chin rest and the chest support are made of hard materials, and the chin rest and the chest support are integrally in a vertical bar shape, so that a large amount of space in the bag cannot be occupied when the device is carried, and in addition, the back neck bag piece, the back neck strap and the strap can be completely wound on the chin rest and the chest support when the device is carried, so that the device occupies smaller space. When the limited range of the angle of the low head needs to be adjusted, the length of the chin needs to be simply adjusted. When the function of lowering the head is not required to be limited, the length of the chin bar can be adjusted to be the shortest, or the chin rest can be taken down from the strap, and the chin is completely restrained by the strap so as to prevent the neck from tilting forwards. In addition, when the male support and the chest support of the chin support are provided with the conical protrusions, the conical protrusions can penetrate out of the through holes of the female support to contact with the chin of a user when the neck is tilted forwards, and the conical protrusions on the chest support can contact with the chest skin of the user when the head is lowered, so that the user can actively use the muscles of the user to enable the user to fall down and tilt forwards without the neck, further the muscle memory is facilitated for the user, and the user can actively keep a good posture when the user removes the device.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

Figure 1 is a schematic view of one embodiment of a device for preventing low head and neck forward tilting.

Fig. 2 is a schematic view of a mechanism for adjusting the length of a chin bar in a device for preventing low head and neck from leaning forward.

Fig. 3 is a schematic view of the chin rest and breast rest components of the embodiment of fig. 1 shown in a dispersed fashion.

Figure 4 is a schematic view of another embodiment of a device for preventing low head and neck forward tilting.

Fig. 5 is a schematic view of a user wearing the device for preventing low head and neck from leaning forward.

Detailed Description

The utility model is further illustrated by means of the following examples, which are not intended to limit the scope of the utility model.

In one embodiment of the device for preventing the head and neck from leaning forward shown in fig. 1, the device is composed of a strap 1, a chin rest 2, a chest support 3, a nape strap 4 and a nape bag piece 5, wherein the chin rest 2 is formed by connecting a chin support 21 and a chin bar 22, and the lower end of the chin bar 22 is connected with the chest support 3. One end of the belt 1 extends out from one end of the nape belt 4 and passes through a chin support groove 210 in the middle of a chin support 21, the end part of the other end of the belt 1 is sewed with a hook surface 101 which is attached to a hook surface 401 at the end part of the other end of the nape belt 4, and the hook surface 101 is attached to different positions of the hook surface 401, so that the distance between the chin support 2 and the nape belt 4 can be adjusted. The nape belt 4 is tightly attached to the nape bag 5, and the nape belt 4 is located at the lowermost edge of the nape bag 5, so that the purpose is to limit the nape belt 4 to the lowermost portion of the nape, because the uppermost portion of the nape moves forward in synchronization with the chin when the neck leans forward, and the lowermost portion of the nape moves forward by a small distance, the chin distance from the lowermost portion of the nape is limited after the strap 1 is connected to the nape belt 4, and the neck cannot lean forward.

In the embodiment shown in fig. 1, the strap 1, the nape strap 4 and the nape flap 5 are all of a flexible material, and the strap 1, the nape strap 4 and the nape flap 5 can be wrapped around the chin rest 2 during carrying, thereby enhancing the portability of the device.

In the embodiment shown in fig. 1, the chin bar 22 is arc-shaped, and the lower end of the arc-shaped chin bar 22 is vertically connected with the outer side surface of the chest support 3, so that the inner side surface of the chest support 3 is approximately parallel to the sternum, and when the user lowers the head, the chin bar 22 will be approximately vertically poked on the sternum of the user with the chest support 3, thereby limiting the lowering of the head of the user. The chin bar 22 is a telescopic rod, and is composed of an arc inner pipe 221 and an arc outer pipe 222 with consistent radiuses, the mutual positions of the arc inner pipe 221 and the arc outer pipe 222 can be adjusted and fixed, and then the length of the chin bar 22 is adjusted, so that the chin bar is suitable for users with different statures, meanwhile, the limited range of the low head angle can be conveniently adjusted by adjusting the length of the chin bar 22, and the chin bar 22 can be equivalently used for canceling the function of preventing the low head when being adjusted to the shortest. Of course, if the chin rest 2 is removed from the strap 1, the strap 1 is directly tied to the chin of the user, and the neck can be prevented from leaning forward without restraining the head from being lowered.

Fig. 2 is a schematic diagram of a mechanism for adjusting the length of a chin bar in this embodiment, a plurality of equidistant limiting holes 2211 are formed on two sides of the arc inner tube 221, two vertical slits 2220 are respectively formed on two sides of the upper end of the arc outer tube 222 to cut out two elastic sheets 2222 from the material as a whole, a limiting column 2221 is respectively arranged on the inner side of each elastic sheet, a key connecting sheet 2224 is connected on the outer side of each elastic sheet 2222, the key connecting sheet 2224, the key 2225 and the supporting point 2223 form a lever structure, when the key 2225 is pressed, the key connecting sheet 2224 moves outwards and drives the limiting column 2221 to move outwards to form the limiting hole 2211, at this time, the mutual position between the arc inner tube 221 and the arc outer tube 222 can be adjusted, and then the length of the chin bar 22 is adjusted, when the length of the chin bar is adjusted to a required length, the key 2225 is released, the limiting column 2221 is clamped into the limiting hole 2211 at the corresponding position, and the length of the chin bar is fixed.

Fig. 3 is a schematic view of the components of the chin rest 2 and chest rest 3 in the embodiment of fig. 1, in this embodiment, the chin rest 21 is formed by combining a female rest 212, a male rest 211 and a spring 213, the male rest 211 is provided with a chin rest groove 210, a strap 1 passes through the chin rest groove 210, the male rest 211 is provided with two radial moving holes 2112, two radial moving posts 2121 for allowing the male rest 211 and the female rest 212 to move radially are arranged at corresponding positions of the female rest 212, the two springs 213 are mounted on the radial moving posts 2121, the upper edge and the lower edge of the female rest 212 are provided with anti-falling claws 2122 for preventing the male rest 211 from falling out under the action of the springs 213, the female rest is provided with a plurality of through holes 2120, and a plurality of chin rest conical protrusions 2111 are arranged on the inner side surface of the male rest 211 and correspond to the through holes 2120 on the female rest one by one. When the user wears the device and adjusts the sticking position of the strap 1 on the nape belt 4 to lightly attach the female support 212 to the chin of the user, since the strap 1 passes through the chin support groove 210 on the male support 211, the distance between the male support 211 and the female support 212 is basically constant, at this time, the distance between the male support 211 and the female support 212 is farthest under the action force of the spring 213, that is, the outer side surface of the male support 211 is attached to the inner side surface of the anti-falling jaw 2122, at this time, the chin traction conical protrusion 2111 will not penetrate out from the through hole 2120, when the neck leans forward, the chin will drive the female support 212 to move forward, after a certain distance of movement, the chin traction conical protrusion 2111 will penetrate out from the through hole 2120, the chin of the user will feel conical protrusion, so that the user will actively use his muscle to avoid the neck leaning forward, wear for a period of time, at this time, the user will actively maintain a good posture even if the device is taken off. The inner side surface of the chest support 3 is provided with a plurality of chest support conical bulges 301, when the lower head of a user exceeds the limit range, the skin at the sternum part of the user can feel the chest support conical bulges 301, so that the user can actively utilize the muscles of the user to avoid the lower head from being at a large angle, the user can be helped to form muscle memory after wearing for a period of time, and at the moment, the user can actively keep a good posture even if the device is taken off.

Fig. 4 is a schematic view of another embodiment of the device for preventing the head and neck from leaning forward, in this embodiment, the chin rest 21 is a flat block, the surface contacting the chin is an irregular curved surface fitting the curved surface of the chin, the surface is smooth, no through holes or protrusions are formed, the strap 1 passes through the chin rest groove 210, so that the chin rest is tightly attached to the chin of the user, and when the neck has a forward leaning tendency, the strap 1 and the chin rest 21 limit the chin to move forward and prevent the neck from leaning forward. The surface of the chest support 3 contacted with the sternum is smooth and flat, no through holes or protrusions are formed, and when the lower head of a user exceeds the limit range, the chest support is propped against the sternum, so that the user can not continue to lower the head.

In addition to the technical solutions for implementing the functions in the two embodiments shown in fig. 1 and fig. 4, in other embodiments, there are different technical solutions:

in both embodiments shown in fig. 1 and 4, the chin bar is arcuate, and in other embodiments, the chin bar may be L-shaped, with the other end of the L-shaped chin bar attached from the chin rest in approximately perpendicular relation to the sternum. The chin bar can be in other special shapes, and the requirement of preventing the head from being lowered can be met as long as the end of the chin bar close to the sternum is in vertical or approximately vertical relation with the sternum.

In both embodiments shown in fig. 1 and 4, the strap is connected to the chin rest and the nape strap by extending the strap from one end of the nape strap and through the chin rest slot, and the other end of the strap is connected to the other end of the nape strap by a velcro, in other embodiments, the strap is connected to the chin rest and the nape strap by a number of different solutions. For example, a daily word knot structure for fastening the strap of a book commonly used in daily life can be arranged at two ends of the chin rest, two ends of the back neck strap respectively extend out of a strap, and the daily word knot is penetrated in to realize the connection of the strap with the chin rest and the back neck strap and the distance adjustment thereof. For another example, a vertical groove can be reserved at two ends of the chin rest, one ends of two belts are respectively sewn in the vertical groove, and the other ends of the two belts are connected with two ends of the nape belt through magic tapes, so that the connection of the belts with the chin rest and the nape belt and the distance adjustment of the belts are realized. In the above embodiments, the connection between the strap and the chin rest is that the strap is connected with the chin rest, in some embodiments, the strap may also be connected with the chin rest, and the specific connection mode may be that a transverse slot is left at the corresponding position of the chin rest for the strap to pass through, or that a vertical slot is left at the corresponding position of the chin rest, and two straps are connected to two ends of the nape strap from the vertical slot.

In both embodiments shown in fig. 1 and 4, the adjustment and fixation of the length of the chin bar uses a limiting hole on the arc-shaped inner tube and a limiting post on the arc-shaped outer tube, and in other embodiments, the adjustment and fixation of the length of the chin bar is also a technical solution. For example, one side surface of the arc-shaped outer tube is thickened, a threaded hole is formed in the upper end portion of the arc-shaped outer tube, a hand screw is screwed into the threaded hole to serve as a set screw, the hand screw is unscrewed when the length of the screw needs to be adjusted, and the hand screw is screwed when the length of the chin needs to be fixed. For another example, an elastic sheet is connected to the upper end of the arc-shaped outer tube, the elastic sheet is tightly attached to the outer surface of the arc-shaped inner tube by means of elasticity, the length of the chin bar is fixed by means of friction force between the elastic sheet and the arc-shaped inner tube, and when the length needs to be adjusted, the elastic sheet can be freely adjusted by breaking off the elastic sheet. The adjustment and fixation of the length of the chin bar are realized by more different technical schemes, which are easily thought by related designers, and the adjustment and fixation of the length of the chin bar are not enumerated any more, so long as the adjustment and fixation of the length of the chin bar can be realized, and the adjustment and fixation of the length of the chin bar fall into the protection scope of the utility model.

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

Claims (6)

1. A device for preventing low head and neck from leaning forward, characterized in that: the utility model provides a cervical vertebra bag is formed by band, chin bracket, chest support, nape area and nape bag piece, the chin bracket is formed by chin support and chin pole two parts connection, the chest support is connected to the lower extreme of chin pole, the band is connected between nape area and chin bracket and can adjust the distance between nape area and the chin bracket, the nape area with the laminating is tightly taken in the nape bag piece.

2. A head and neck depression preventing device according to claim 1, wherein: the nape belt is positioned at the lowest edge of the nape bag piece.

3. A head and neck depression preventing device according to claim 1, wherein: the binding band, the nape band and the nape bag piece are all made of soft materials.

4. A head and neck depression preventing device according to claim 1, wherein: the chin bar is arc, and the lower extreme of arc chin bar is connected perpendicularly with chest support lateral surface, makes chest support medial surface and sternum be approximately parallel relation, the chin bar is the telescopic link, comprises arc inner tube and the arc outer tube two parts that the radius is unanimous, and the mutual position of arc inner tube and arc outer tube can be adjusted and fixed.

5. A head and neck depression preventing device according to claim 1, wherein: the chin rest is formed by combining a female rest, a male rest and a spring, the part connected with the strap is the male rest, the male rest is provided with a radial moving hole, a radial moving column which enables the male rest and the female rest to move only radially is arranged at the corresponding position of the female rest, the spring is arranged on the radial moving column, the upper edge and the lower edge of the female rest are provided with anti-falling claws which prevent the male rest from falling off under the action of the spring, the female rest is provided with a plurality of through holes, and the inner side surface of the male rest is provided with a plurality of conical protrusions, and the positions of the conical protrusions are in one-to-one correspondence with the through holes on the female rest; the inner side surface of the chest support is provided with a plurality of conical bulges.

6. A head and neck depression preventing device according to claim 1, wherein: the chin rest is a flat block, the surface of the chin rest, which is contacted with the chin, is an irregular curved surface which is attached to the curved surface of the chin, and the surface of the chin rest is smooth and has no through holes or protrusions; the surface of the chest support, which is contacted with the sternum, is smooth and flat, and no through holes or protrusions exist.