阅读说明：本技术 一种力矩可调式托槽 (Bracket with adjustable moment ) 是由 俞沣洋 于 2019-12-14 设计创作，主要内容包括：本发明公开了一种力矩可调式托槽,包括分体式的托槽底和托槽翼,托槽底与托槽翼相对设置,托槽底与托槽翼之间设有弹性连接件,托槽底与托槽翼之间通过弹性连接件柔性连接,当托槽翼相对托槽底错位时,弹性连接件使托槽翼始终具有恢复至原位的作用力。本发明具有以下优点和效果：采用分体式托槽底和托槽翼,在托槽底与托槽翼间通过弹性连接件柔性连接,使托槽底与托槽翼之间力矩可调,佩戴者无需经常对弓丝的松紧进行调节,不仅使用较方便,而且舒适感较好,可减小对粘膜的刺激；采用截面为“一”字形、“十”字形、圆形以及螺旋状的弹性连接件,形式多样化,佩戴者可根据不同正畸情况任意选择。(The invention discloses a torque adjustable bracket, which comprises a split bracket bottom and bracket wings, wherein the bracket bottom and the bracket wings are arranged oppositely, an elastic connecting piece is arranged between the bracket bottom and the bracket wings, the bracket bottom and the bracket wings are flexibly connected through the elastic connecting piece, and when the bracket wings are dislocated relative to the bracket bottom, the elastic connecting piece enables the bracket wings to always have acting force for restoring to the original position. The invention has the following advantages and effects: the split bracket bottom and the bracket wings are flexibly connected through the elastic connecting pieces between the bracket bottom and the bracket wings, so that the moment between the bracket bottom and the bracket wings can be adjusted, a wearer does not need to frequently adjust the tightness of an arch wire, the use is convenient, the comfortable feeling is good, and the stimulation to mucosa can be reduced; the elastic connecting piece with the cross section in the shape of the Chinese character 'yi', the shape of the Chinese character 'ten', the shape of the circle and the spiral is adopted, the form is diversified, and a wearer can randomly select according to different orthodontic conditions.)

1. The utility model provides a support groove with adjustable moment, includes split type support groove bottom (1) and support groove wing (2), support groove bottom (1) with support groove wing (2) set up its characterized in that relatively: hold in the palm tank bottom (1) with be equipped with elastic connection spare between the support groove wing (2), hold in the palm tank bottom (1) with pass through between support groove wing (2) elastic connection spare flexible connection works as support groove wing (2) are relative when holding in the palm tank bottom (1) dislocation, elastic connection spare makes support groove wing (2) have the effort of recovering to the normal position all the time.

2. The torque adjustable bracket of claim 1, wherein: the elastic connecting piece is a memory alloy connecting piece.

3. The torque adjustable bracket of claim 1, wherein: the elastic connecting piece is arranged into a strip-shaped connecting piece (3) with a straight-line-shaped section, one end of the strip-shaped connecting piece (3) is fixedly connected with the supporting groove wing (2), and the other end of the strip-shaped connecting piece (3) is fixedly connected with the supporting groove bottom (1).

4. The torque adjustable bracket of claim 1, wherein: elastic connection spare sets up to connecting strip (5) that the cross-section is "ten" font, the one end fixed connection of connecting strip (5) in hold in the palm groove wing (2), the other end fixed connection of connecting strip (5) in hold in the palm tank bottom (1).

5. The torque adjustable bracket of claim 1, wherein: the elastic connecting piece is provided with a connecting column (6) with a circular section, one end of the connecting column (6) is fixedly connected with the supporting groove wing (2), and the other end of the connecting column (6) is fixedly connected with the bottom (1) of the supporting groove.

6. The torque adjustable bracket of claim 5, wherein: first screw hole (11) have been seted up at the center of support slot bottom (1), the center correspondence of support slot wing (2) has seted up the second screw hole, spliced pole (6) be provided with first screw hole (11) screw-thread fit's first screw thread (61), with second screw hole screw-thread fit's second screw thread (62).

7. The torque adjustable bracket of claim 1, wherein: elastic connection spare sets up to helical shape spring coupling spare (7), the one end fixed connection of spring coupling spare (7) in ask groove wing (2), the other end fixed connection of spring coupling spare (7) in ask tank bottom (1).

8. The torque adjustable bracket of claim 1, wherein: be provided with on the support groove wing (2) from locking structure (4), from locking structure (4) including set up in pivot (41), fore shaft (42) on the support groove wing (2), it is connected with locking piece (43) to rotate on pivot (41), locking piece (43) are provided with locking lug (431), locking piece (43) pass through locking lug (431) with fore shaft (42) locking cooperation.

Technical Field

The invention relates to the technical field of tooth orthodontics, in particular to a torque adjustable bracket.

Background

At present, in the orthodontic treatment process of oral teeth, an orthodontic bracket is fixed on the tooth surface, an arch wire passes through an arch wire groove (also known as a square wire groove) on the bracket, and the arch wire is directly ligated in the bracket arch wire groove through a ligation rubber ring or a ligation steel wire, and the correction force of the arch wire is transmitted to the teeth through the bracket, so that the teeth generate expected movement, and the purpose of correcting the teeth is achieved.

The prior Chinese patent with publication number CN106073915A discloses a personalized adjustable self-ligating bracket, which comprises a bracket base, a bracket cover, a rotary screw, a fixed stop ring and an up-and-down moving sleeve, wherein the upper part of the bracket base is fixedly bonded with the bracket cover by adopting special bonding agent, the bracket cover is provided with the rotary screw, and the rotary screw is matched with the bracket cover through the fixed stop ring. In the using process, the bracket base is required to be adhered to the surface of the tooth for fixing, and the arch wire is embedded in the bracket base and fixed by the bracket cover. However, the self-ligating brackets described above suffer from the following disadvantages: medical personnel adopt the arch wire to hold in the palm the groove base when fixing, the both ends of arch wire tighten up fixedly, the disease just wears to hold in the palm the groove stage and can obviously feel by just abnormal tooth all the time be in the state of stretching tightly, the comfort is lower, when wearing to hold in the palm the groove a period after, the arch wire can take place not hard up, medical personnel can bring the misery for the disease once more after tightening up the arch wire again fixedly, and need the tensioning of interval carrying out the arch wire to adjust or change, there is the more troublesome problem of use.

In addition, the Chinese patent with the publication number of CN1459277A discloses a split type bracket, which comprises two independent structures of a bracket bottom and a bracket wing, wherein the front surface of the bracket bottom is provided with a groove; the support groove wing bottom surface is the tongue corresponding with the positive recess in support groove bottom, and the support groove bottom is fixed through concave-convex structure with the support groove wing, so, also has the problem that can't carry out the moment between support groove bottom and the support groove wing and adjust.

Disclosure of Invention

The invention aims to provide a torque adjustable bracket, which adopts a split bracket bottom and bracket wings, wherein the bracket bottom and the bracket wings are flexibly connected through an elastic connecting piece, and the torque adjustable bracket has the effect of adjusting the torque between the bracket bottom and the bracket wings.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a support groove with adjustable moment, includes split type support groove bottom and holds in the palm the groove wing, holds in the palm the groove bottom and holds in the palm the relative setting of groove wing, holds in the palm the groove bottom and holds in the palm and be equipped with elastic connection spare between the groove wing, holds in the palm the groove bottom and holds in the palm through elastic connection spare flexible connection between the groove wing, when holding in the palm the relative support groove bottom dislocation of groove wing, elastic connection spare makes to hold in the palm the groove.

By adopting the technical scheme, the bracket bottom is fixedly bonded on the tooth surface by using the adhesive, the bracket wing is fixed by using the arch wire, when the bracket wings are fixed, the bracket wings are dislocated relative to the bracket bottom to a certain degree, and the elastic connecting piece is in a bending state and bears the correcting force in the orthodontic process, because the elastic connecting piece under the external force state always has the acting force of restoring the original position, therefore, even if the arch wire is gradually loosened after the bracket is worn by a wearer for a period of time, the moment between the bottom of the bracket and the bracket wing is automatically adjusted because the elastic connecting piece slowly releases the restoring acting force in the process, the arch wire can still be in a relatively tensioned state all the time, so, the person of wearing need not to go to the hospital at interval and adjusts the elasticity of arch wire, and not only the use is more convenient, and the comfort is better moreover, can reduce the stimulation to the mucosa.

The invention is further provided with: the elastic connecting piece is a memory alloy connecting piece.

Through adopting above-mentioned technical scheme, the memory alloy connecting piece has better recovery function, can bear the orthodontic force of just abnormal in-process for a long time.

The invention is further provided with: the elastic connecting piece is a strip-shaped connecting piece with a straight-line-shaped section, one end of the strip-shaped connecting piece is fixedly connected with the bracket groove wing, and the other end of the strip-shaped connecting piece is fixedly connected with the bracket groove bottom.

By adopting the technical scheme, when the elastic connecting piece is the strip-shaped connecting piece, after external force is applied, the bracket wings are deviated from the bottom of the bracket relative to the two sides of the strip-shaped connecting piece, so that the strip-shaped connecting piece is bent and deformed.

The invention is further provided with: the elastic connecting piece is arranged into a connecting strip with a cross-shaped section, one end of the connecting strip is fixedly connected to the bracket wing, and the other end of the connecting strip is fixedly connected to the bracket bottom.

By adopting the technical scheme, when the elastic connecting piece is the connecting strip with the cross-shaped section, the elastic connecting piece is bent and deformed, and the restoring force and the supporting force received by any one of the four directions are stronger.

The invention is further provided with: the elastic connecting piece is a connecting column with a circular section, one end of the connecting column is fixedly connected to the bracket wing, and the other end of the connecting column is fixedly connected to the bottom of the bracket.

Through adopting above-mentioned technical scheme, when elastic connection spare is the circular shape spliced pole in cross-section, the support groove wing can remove at 360 arbitrary angles of within range of circumference relative support groove bottom, just abnormal direction selective adjustment, just abnormal effect is better.

The invention is further provided with: the center of the bottom of the supporting groove is provided with a first threaded hole, the center of the supporting groove wing is correspondingly provided with a second threaded hole, and the connecting column is provided with a first thread in threaded fit with the first threaded hole and a second thread in threaded fit with the second threaded hole.

Through adopting above-mentioned technical scheme, with the upper end and the support groove wing threaded connection of spliced pole, the lower extreme and the support groove bottom threaded connection of spliced pole, so, rotate the spliced pole and still can suitably adjust the interval between support groove bottom and the support groove wing.

The invention is further provided with: elastic connection spare sets up to heliciform spring coupling spare, spring coupling spare's one end fixed connection in the support groove wing, spring coupling spare's the other end fixed connection in the support groove bottom.

By adopting the technical scheme, when the elastic connecting piece is the spring connecting piece, the bracket is integrally positioned by the arch wire, and then the spring connecting piece can be compressed along the axial direction to a certain distance between the bracket wing and the bracket bottom.

The invention is further provided with: the slot supporting wing is provided with a self-locking structure, the self-locking structure comprises a rotating shaft and a locking notch, the rotating shaft and the locking notch are arranged on the slot supporting wing, a locking block is rotatably connected to the rotating shaft, the locking block is provided with a locking convex block, and the locking block is matched with the locking notch in a locking mode through the locking convex block.

By adopting the technical scheme, the arch wire passes through the bracket slot wings, the locking block is rotated, when the locking convex block is buckled with the locking notch, the position of the arch wire can be locked, and thus the bracket self-locking function can be realized.

In conclusion, the invention has the following beneficial effects:

1. the split bracket bottom and the bracket wings are flexibly connected through the elastic connecting pieces between the bracket bottom and the bracket wings, so that the effect of adjustable torque between the bracket bottom and the bracket wings is achieved, the elastic connecting pieces can slowly release and restore acting force in the process of wearing the bracket, a wearer does not need to go to a hospital at intervals to adjust the tightness of the arch wire, the use process is convenient, the comfort is good, and the irritation to mucosa in an oral cavity can be reduced;

2. the elastic connecting piece with the cross section in the shape of a straight line, a cross, a circle or a spiral is adopted, the form is diversified, and a wearer can select the elastic connecting piece according to different orthodontic conditions;

3. the connecting column is connected with the bottom of the bracket and the bracket wings in a threaded manner, so that the distance between the bottom of the bracket and the bracket wings can be properly adjusted.

Drawings

Fig. 1 is a schematic view of the overall structural relationship of embodiment 1.

FIG. 2 is a schematic view showing the structural relationship between the bottom of the bracket and the bracket wings in a separated state in example 1.

FIG. 3 is an exploded view of the self-ligating structure on the bracket wings of example 1.

FIG. 4 is a schematic view showing the structural relationship between the bottom of the bracket and the bracket wings in a separated state in example 2.

Fig. 5 is a schematic view showing the structural relationship of the bottom of the wing of the tray in embodiment 2.

Fig. 6 is a schematic view of the overall structure of embodiment 3.

FIG. 7 is a schematic view showing the structure of the bracket base, bracket wings and connecting post in a separated state in example 3.

FIG. 8 is a schematic view showing the overall structure of embodiment 4.

FIG. 9 is a schematic view showing the structural relationship between the bottom of the bracket and the bracket wings in a separated state in example 4.

In the figure: 1. the bottom of the supporting groove; 11. a first threaded hole; 2. a tray wing; 21. a groove is embedded; 3. a strip-shaped connecting sheet; 4. a self-locking structure; 41. a rotating shaft; 42. locking the opening; 43. a locking block; 431. a locking projection; 432. a through hole; 5. a connecting strip; 6. connecting columns; 61. a first thread; 62. a second thread; 7. a spring connector.

Detailed Description

The invention will be further described with reference to the accompanying drawings.