CN220124847U - Orthodontic traction device for children - Google Patents

Abstract

The utility model discloses an orthodontic traction device for children, which comprises a head band, wherein an extension band is connected onto the head band in a sliding manner, a small hole is formed in the extension band, a mounting mechanism is arranged on the head band, a telescopic mechanism is arranged on the head band, a protective band is hinged onto the head band, a stretching band is contacted onto the head band, a soft cushion is fixedly connected onto the protective band, the extension band and the stretching band are connected through the mounting mechanism, and a connecting band on a spring band is used for connecting a tooth hoop.

Description

Orthodontic traction device for children

Technical Field

The utility model relates to the field of traction devices, in particular to an orthodontic traction device for children.

Background

Orthodontic treatment is widely applied to a treatment process of trimming irregular tooth arrangement, abnormal tooth morphology and abnormal tooth color by means of oral technology, and an orthodontic traction device is generally required for orthodontic treatment, and achieves a function of changing bones by traction of teeth for a long time through an archwire. For example, the patent issued to the utility model of CN115634064a provides an orthodontic traction device, which comprises a wearing mechanism assembly, a protective pad is installed at the bottom of the wearing mechanism assembly, protective cotton is provided on one side of the protective pad, a limit rod is slidably connected to the inner top wall of the wearing mechanism assembly, a protective ring is provided on the outer wall of the limit rod, a nose bridge is fixedly connected to the inner bottom wall of the wearing mechanism assembly, and a nose pad is installed on the inner wall of the nose bridge. The existing traction device has the defects that the tooth hoop part of the existing traction device is inconvenient to replace, so that normal speaking of a user is affected, inconvenience in daily life is caused, and the head protection frame is difficult to adjust, so that discomfort is easily caused, and the daily life of the user is affected. Accordingly, improvements in the art are needed.

Disclosure of Invention

The utility model provides an orthodontic traction device for children, which solves the technical problems that the replacement of a dental hoop part is inconvenient, the normal speaking of a user is affected, the inconvenience in daily life is caused, and a head protection frame is difficult to adjust, the discomfort is easily caused, and the daily life of the user is affected.

In order to solve the technical problems, the children orthodontic traction device provided by the utility model comprises a head band, wherein an extension band is connected to the head band in a sliding manner, small holes are formed in the extension band, a mounting mechanism is arranged on the head band, a telescopic mechanism is arranged on the head band, a protective band is hinged to the head band, a stretching band is contacted to the head band, and a soft cushion is fixedly connected to the protective band.

Preferably, the installation mechanism comprises an installation seat, a fixed shaft, a spring belt, a limiting block, a connecting belt and a connecting bolt, wherein the connecting bolt is connected to the small hole through threads, the connecting bolt is connected with the stretching belt in a sliding mode, the installation seat is fixedly connected to the connecting bolt, the fixed shaft is fixedly connected to the inside of the installation seat, the spring belt is arranged on the outer side of the fixed shaft, the installation seat is connected with the spring belt in a sliding mode, and the connecting belt is fixedly connected to the limiting block.

Preferably, one end of the spring belt is fixedly connected with the fixed shaft, and the other end of the spring belt is fixedly connected with the limiting block. The connecting belt can be driven to retract by the self elastic shrinkage of the spring belt.

Preferably, the telescopic machanism includes dwang, carousel, fixed block, connecting wire, connecting block, plug, locating hole, rotate on the bandeau and be connected with the dwang, fixedly connected with carousel on the dwang, the locating hole has been seted up on the carousel, the inside sliding connection of bandeau has the plug, fixedly connected with fixed block on the carousel, fixedly connected with connecting wire on the fixed block, fixedly connected with connecting block on the connecting wire, connecting block and extension area sliding connection, connecting wire and extension area sliding connection.

Preferably, the number of the positioning holes is a plurality of, and the plurality of positioning holes are uniformly distributed on the turntable. A plurality of positioning holes are formed in the rotary table, so that the rotary table is prevented from rotating accidentally.

Preferably, the inside of locating hole has the plug through threaded connection, plug and dwang sliding connection. The headband and the turntable are positioned by the plug, and the extension length of the extension belt is fixed.

Compared with the related art, the children orthodontic traction device provided by the utility model has the following beneficial effects:

the utility model provides an orthodontic traction device for children, which is characterized in that an extension belt and a stretching belt are connected through a mounting mechanism, and a connecting belt on a spring belt is used for connecting a dental hoop, so that a user can replace the dental hoop conveniently, the dental hoop is kept fastened, the ductility is increased, and the comfort level is greatly increased.

The utility model provides an orthodontic traction device for children, which enables a user to adjust the length of an extension band by rotating a rotary rod through a telescopic mechanism arranged on a headband, and the headband and a rotary disc are fixed by using a plug, so that the length of the extension band is fixed while the rotary disc is prevented from rotating accidentally.

Drawings

FIG. 1 is a perspective view of the overall mechanism of the present utility model;

FIG. 2 is a front cross-sectional view of the headband of FIG. 1 of the present utility model;

FIG. 3 is a top cross-sectional view of the headband of FIG. 2 of the present utility model;

fig. 4 is a side cross-sectional view of the mount of fig. 1 of the present utility model.

Reference numerals in the drawings: 1. a headband; 2. an extension belt; 3. a small hole; 4. a mounting mechanism; 41. a mounting base; 42. a fixed shaft; 43. a spring strap; 44. a limiting block; 45. a connecting belt; 46. a connecting bolt; 5. a telescoping mechanism; 51. a rotating rod; 52. a turntable; 53. a fixed block; 54. a connecting wire; 55. a connecting block; 56. a plug; 57. positioning holes; 6. a protective belt; 7. stretching the belt; 8. and a soft cushion.

Detailed Description

Referring to fig. 1 and 2, an orthodontic traction device for children comprises a head band 1, wherein an extension band 2 is slidably connected to the head band 1, a small hole 3 is formed in the extension band 2, a mounting mechanism 4 is arranged on the head band 1, a telescopic mechanism 5 is arranged on the head band 1, a protective band 6 is hinged to the head band 1, a stretching band 7 is contacted to the head band 1, and a soft cushion 8 is fixedly connected to the protective band 6.

Referring to fig. 1, 2 and 3, the mounting mechanism 4 includes a mounting seat 41, a fixed shaft 42, a spring belt 43, a limiting block 44, a connecting belt 45 and a connecting bolt 46, the connecting bolt 46 is connected to the small hole 3 through threads, the connecting bolt 46 is connected with the stretching belt 7 in a sliding manner, the mounting seat 41 is fixedly connected to the connecting bolt 46, the fixed shaft 42 is fixedly connected to the inside of the mounting seat 41, the spring belt 43 is arranged on the outer side of the fixed shaft 42, the limiting block 44 is fixedly connected to the spring belt 43, one end of the spring belt 43 is fixedly connected with the fixed shaft 42, the other end of the spring belt 43 is fixedly connected with the limiting block 44, the mounting seat 41 is connected with the spring belt 43 in a sliding manner, and the connecting belt 45 is fixedly connected to the limiting block 44.

Referring to fig. 1 and 2, the telescopic mechanism 5 includes a rotary rod 51, a rotary plate 52, a fixed block 53, a connecting wire 54, a connecting block 55, a plug 56 and a positioning hole 57, the rotary rod 51 is rotatably connected to the headband 1, the rotary plate 52 is fixedly connected to the rotary rod 51, the positioning hole 57 is formed in the rotary plate 52, the plug 56 is slidably connected to the rotary rod 51 through a threaded connection in the positioning hole 57, the plug 56 is slidably connected to the inside of the headband 1, the plug 56 is fixedly connected to the rotary plate 52, the fixed block 53 is fixedly connected to the rotary plate 52, the connecting wire 54 is fixedly connected to the connecting wire 53, the connecting block 55 is slidably connected to the extension belt 2, and the connecting wire 54 is slidably connected to the extension belt 2.

Working principle: when the dental band needs to be assembled to the head band 1, the connecting bolt 46 on the mounting seat 41 passes through the stretching band 7 and the small hole 3 of the extension band 2, the hook on the dental band is hooked on the connecting band 45, when a user speaks or needs to adjust the distance between the dental band and the head band 1, the spring band 43 fixedly connected with the fixing shaft 42 is stretched, the spring band 43 is compressed and fastened, and the dental band is fastened due to the self elasticity of the spring band 43, so that the tightness of the dental band is ensured while the conversation of the user is not influenced.

When the length of the extension band 2 in the headband 1 needs to be prolonged, the plug 56 is rotated out to separate from the rotary rod 51, then the rotary rod 51 is rotated to drive the rotary disc 52 on the rotary rod 51 to rotate, the fixed block 53 fixedly connected on the rotary disc 52 is released, the connecting wire 54 is then pulled to extend the extension band 2, the plug 56 is rotated into the locating holes 57 formed on the rotary rod 51, the headband 1 and the rotary disc 52, when the length of the extension band 2 in the headband 1 needs to be shortened, the plug 56 is rotated to separate from the rotary rod 51, then the rotary rod 51 is reversely rotated to drive the rotary disc 52 on the rotary rod 51 to rotate, the fixed block 53 fixedly connected on the rotary disc 52 is folded, the connecting wire 54 is driven to move the connecting block 55 in the extension band 2, and the extension band 2 is shortened.

Claims (6)

1. The utility model provides an orthodontic draw gear of children, includes bandeau (1), its characterized in that, sliding connection has extension area (2) on bandeau (1), aperture (3) have been seted up on extension area (2), be provided with installation mechanism (4) on bandeau (1), be provided with telescopic machanism (5) on bandeau (1), articulated on bandeau (1) have protection band (6), the contact has tensile area (7) on bandeau (1), fixedly connected with cushion (8) on protection band (6).

2. The orthodontic traction device for the children according to claim 1, wherein the mounting mechanism (4) comprises a mounting seat (41), a fixed shaft (42), a spring belt (43), a limiting block (44), a connecting belt (45) and a connecting bolt (46), the small hole (3) is provided with the connecting bolt (46) through threaded connection, the connecting bolt (46) is in sliding connection with the stretching belt (7), the mounting seat (41) is fixedly connected to the connecting bolt (46), the fixed shaft (42) is fixedly connected to the inside of the mounting seat (41), the spring belt (43) is arranged on the outer side of the fixed shaft (42), the mounting seat (41) is in sliding connection with the spring belt (43), and the connecting belt (45) is fixedly connected to the limiting block (44).

3. The orthodontic traction device for children according to claim 2, wherein one end of the spring band (43) is fixedly connected with the fixed shaft (42), and the other end of the spring band (43) is fixedly connected with the limiting block (44).

4. The orthodontic traction device for the children according to claim 1, wherein the telescopic mechanism (5) comprises a rotary rod (51), a rotary disc (52), a fixed block (53), a connecting block (54), a connecting block (55), a plug (56) and a positioning hole (57), the rotary rod (51) is rotationally connected to the head band (1), the rotary disc (52) is fixedly connected to the rotary rod (51), the positioning hole (57) is formed in the rotary disc (52), the plug (56) is slidingly connected to the inside of the head band (1), the fixed block (53) is fixedly connected to the rotary disc (52), the connecting block (54) is fixedly connected to the fixed block (53), the connecting block (55) is slidingly connected to the extension band (2), and the connecting block (54) is slidingly connected to the extension band (2).

5. The orthodontic traction device according to claim 4, wherein the number of said positioning holes (57) is a plurality, and wherein a plurality of said positioning holes (57) are uniformly distributed on the turntable (52).

6. The orthodontic traction device according to claim 4, characterized in that the inside of the positioning hole (57) is screwed with a plug (56), the plug (56) being slidingly connected with the screw (51).